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Vim search patterns are put on the OS X Find Pasteboard
[MacVim/KaoriYa.git] / src / normal.c
blobacf58f87bbad9d39c3ab266894f127c6a3771861
1 /* vi:set ts=8 sts=4 sw=4:
2 *
3 * VIM - Vi IMproved by Bram Moolenaar
4 *
5 * Do ":help uganda" in Vim to read copying and usage conditions.
6 * Do ":help credits" in Vim to see a list of people who contributed.
7 * See README.txt for an overview of the Vim source code.
8 */
9 /*
10 * normal.c: Contains the main routine for processing characters in command
11 * mode. Communicates closely with the code in ops.c to handle
12 * the operators.
13 */
14
15 #include "vim.h"
16
17 #ifdef FEAT_VISUAL
18 /*
19 * The Visual area is remembered for reselection.
20 */
21 static int resel_VIsual_mode = NUL; /* 'v', 'V', or Ctrl-V */
22 static linenr_T resel_VIsual_line_count; /* number of lines */
23 static colnr_T resel_VIsual_col; /* nr of cols or end col */
24
25 static int restart_VIsual_select = 0;
26 #endif
27
28 static int
29 # ifdef __BORLANDC__
30 _RTLENTRYF
31 # endif
32 nv_compare __ARGS((const void *s1, const void *s2));
33 static int find_command __ARGS((int cmdchar));
34 static void op_colon __ARGS((oparg_T *oap));
35 static void op_function __ARGS((oparg_T *oap));
36 #if defined(FEAT_MOUSE) && defined(FEAT_VISUAL)
37 static void find_start_of_word __ARGS((pos_T *));
38 static void find_end_of_word __ARGS((pos_T *));
39 static int get_mouse_class __ARGS((char_u *p));
40 #endif
41 static void prep_redo_cmd __ARGS((cmdarg_T *cap));
42 static void prep_redo __ARGS((int regname, long, int, int, int, int, int));
43 static int checkclearop __ARGS((oparg_T *oap));
44 static int checkclearopq __ARGS((oparg_T *oap));
45 static void clearop __ARGS((oparg_T *oap));
46 static void clearopbeep __ARGS((oparg_T *oap));
47 #ifdef FEAT_VISUAL
48 static void unshift_special __ARGS((cmdarg_T *cap));
49 #endif
50 #ifdef FEAT_CMDL_INFO
51 static void del_from_showcmd __ARGS((int));
52 #endif
53
54 /*
55 * nv_*(): functions called to handle Normal and Visual mode commands.
56 * n_*(): functions called to handle Normal mode commands.
57 * v_*(): functions called to handle Visual mode commands.
58 */
59 static void nv_ignore __ARGS((cmdarg_T *cap));
60 static void nv_nop __ARGS((cmdarg_T *cap));
61 static void nv_error __ARGS((cmdarg_T *cap));
62 static void nv_help __ARGS((cmdarg_T *cap));
63 static void nv_addsub __ARGS((cmdarg_T *cap));
64 static void nv_page __ARGS((cmdarg_T *cap));
65 static void nv_gd __ARGS((oparg_T *oap, int nchar, int thisblock));
66 static int nv_screengo __ARGS((oparg_T *oap, int dir, long dist));
67 #ifdef FEAT_MOUSE
68 static void nv_mousescroll __ARGS((cmdarg_T *cap));
69 static void nv_mouse __ARGS((cmdarg_T *cap));
70 #endif
71 static void nv_scroll_line __ARGS((cmdarg_T *cap));
72 static void nv_zet __ARGS((cmdarg_T *cap));
73 #ifdef FEAT_GUI
74 static void nv_ver_scrollbar __ARGS((cmdarg_T *cap));
75 static void nv_hor_scrollbar __ARGS((cmdarg_T *cap));
76 #endif
77 #ifdef FEAT_GUI_TABLINE
78 static void nv_tabline __ARGS((cmdarg_T *cap));
79 static void nv_tabmenu __ARGS((cmdarg_T *cap));
80 #endif
81 static void nv_exmode __ARGS((cmdarg_T *cap));
82 static void nv_colon __ARGS((cmdarg_T *cap));
83 static void nv_ctrlg __ARGS((cmdarg_T *cap));
84 static void nv_ctrlh __ARGS((cmdarg_T *cap));
85 static void nv_clear __ARGS((cmdarg_T *cap));
86 static void nv_ctrlo __ARGS((cmdarg_T *cap));
87 static void nv_hat __ARGS((cmdarg_T *cap));
88 static void nv_Zet __ARGS((cmdarg_T *cap));
89 static void nv_ident __ARGS((cmdarg_T *cap));
90 static void nv_tagpop __ARGS((cmdarg_T *cap));
91 static void nv_scroll __ARGS((cmdarg_T *cap));
92 static void nv_right __ARGS((cmdarg_T *cap));
93 static void nv_left __ARGS((cmdarg_T *cap));
94 static void nv_up __ARGS((cmdarg_T *cap));
95 static void nv_down __ARGS((cmdarg_T *cap));
96 #ifdef FEAT_SEARCHPATH
97 static void nv_gotofile __ARGS((cmdarg_T *cap));
98 #endif
99 static void nv_end __ARGS((cmdarg_T *cap));
100 static void nv_dollar __ARGS((cmdarg_T *cap));
101 static void nv_search __ARGS((cmdarg_T *cap));
102 static void nv_next __ARGS((cmdarg_T *cap));
103 static void normal_search __ARGS((cmdarg_T *cap, int dir, char_u *pat, int opt));
104 static void nv_csearch __ARGS((cmdarg_T *cap));
105 static void nv_brackets __ARGS((cmdarg_T *cap));
106 static void nv_percent __ARGS((cmdarg_T *cap));
107 static void nv_brace __ARGS((cmdarg_T *cap));
108 static void nv_mark __ARGS((cmdarg_T *cap));
109 static void nv_findpar __ARGS((cmdarg_T *cap));
110 static void nv_undo __ARGS((cmdarg_T *cap));
111 static void nv_kundo __ARGS((cmdarg_T *cap));
112 static void nv_Replace __ARGS((cmdarg_T *cap));
113 #ifdef FEAT_VREPLACE
114 static void nv_vreplace __ARGS((cmdarg_T *cap));
115 #endif
116 #ifdef FEAT_VISUAL
117 static void v_swap_corners __ARGS((int cmdchar));
118 #endif
119 static void nv_replace __ARGS((cmdarg_T *cap));
120 static void n_swapchar __ARGS((cmdarg_T *cap));
121 static void nv_cursormark __ARGS((cmdarg_T *cap, int flag, pos_T *pos));
122 #ifdef FEAT_VISUAL
123 static void v_visop __ARGS((cmdarg_T *cap));
124 #endif
125 static void nv_subst __ARGS((cmdarg_T *cap));
126 static void nv_abbrev __ARGS((cmdarg_T *cap));
127 static void nv_optrans __ARGS((cmdarg_T *cap));
128 static void nv_gomark __ARGS((cmdarg_T *cap));
129 static void nv_pcmark __ARGS((cmdarg_T *cap));
130 static void nv_regname __ARGS((cmdarg_T *cap));
131 #ifdef FEAT_VISUAL
132 static void nv_visual __ARGS((cmdarg_T *cap));
133 static void n_start_visual_mode __ARGS((int c));
134 #endif
135 static void nv_window __ARGS((cmdarg_T *cap));
136 static void nv_suspend __ARGS((cmdarg_T *cap));
137 static void nv_g_cmd __ARGS((cmdarg_T *cap));
138 static void n_opencmd __ARGS((cmdarg_T *cap));
139 static void nv_dot __ARGS((cmdarg_T *cap));
140 static void nv_redo __ARGS((cmdarg_T *cap));
141 static void nv_Undo __ARGS((cmdarg_T *cap));
142 static void nv_tilde __ARGS((cmdarg_T *cap));
143 static void nv_operator __ARGS((cmdarg_T *cap));
144 #ifdef FEAT_EVAL
145 static void set_op_var __ARGS((int optype));
146 #endif
147 static void nv_lineop __ARGS((cmdarg_T *cap));
148 static void nv_home __ARGS((cmdarg_T *cap));
149 static void nv_pipe __ARGS((cmdarg_T *cap));
150 static void nv_bck_word __ARGS((cmdarg_T *cap));
151 static void nv_wordcmd __ARGS((cmdarg_T *cap));
152 static void nv_beginline __ARGS((cmdarg_T *cap));
153 static void adjust_cursor __ARGS((oparg_T *oap));
154 #ifdef FEAT_VISUAL
155 static void adjust_for_sel __ARGS((cmdarg_T *cap));
156 static int unadjust_for_sel __ARGS((void));
157 static void nv_select __ARGS((cmdarg_T *cap));
158 #endif
159 static void nv_goto __ARGS((cmdarg_T *cap));
160 static void nv_normal __ARGS((cmdarg_T *cap));
161 static void nv_esc __ARGS((cmdarg_T *oap));
162 static void nv_edit __ARGS((cmdarg_T *cap));
163 static void invoke_edit __ARGS((cmdarg_T *cap, int repl, int cmd, int startln));
164 #ifdef FEAT_TEXTOBJ
165 static void nv_object __ARGS((cmdarg_T *cap));
166 #endif
167 static void nv_record __ARGS((cmdarg_T *cap));
168 static void nv_at __ARGS((cmdarg_T *cap));
169 static void nv_halfpage __ARGS((cmdarg_T *cap));
170 static void nv_join __ARGS((cmdarg_T *cap));
171 static void nv_put __ARGS((cmdarg_T *cap));
172 static void nv_open __ARGS((cmdarg_T *cap));
173 #ifdef FEAT_SNIFF
174 static void nv_sniff __ARGS((cmdarg_T *cap));
175 #endif
176 #ifdef FEAT_NETBEANS_INTG
177 static void nv_nbcmd __ARGS((cmdarg_T *cap));
178 #endif
179 #ifdef FEAT_DND
180 static void nv_drop __ARGS((cmdarg_T *cap));
181 #endif
182 #ifdef FEAT_AUTOCMD
183 static void nv_cursorhold __ARGS((cmdarg_T *cap));
184 #endif
185
186 /*
187 * Function to be called for a Normal or Visual mode command.
188 * The argument is a cmdarg_T.
189 */
190 typedef void (*nv_func_T) __ARGS((cmdarg_T *cap));
191
192 /* Values for cmd_flags. */
193 #define NV_NCH 0x01 /* may need to get a second char */
194 #define NV_NCH_NOP (0x02|NV_NCH) /* get second char when no operator pending */
195 #define NV_NCH_ALW (0x04|NV_NCH) /* always get a second char */
196 #define NV_LANG 0x08 /* second char needs language adjustment */
197
198 #define NV_SS 0x10 /* may start selection */
199 #define NV_SSS 0x20 /* may start selection with shift modifier */
200 #define NV_STS 0x40 /* may stop selection without shift modif. */
201 #define NV_RL 0x80 /* 'rightleft' modifies command */
202 #define NV_KEEPREG 0x100 /* don't clear regname */
203 #define NV_NCW 0x200 /* not allowed in command-line window */
204
205 /*
206 * Generally speaking, every Normal mode command should either clear any
207 * pending operator (with *clearop*()), or set the motion type variable
208 * oap->motion_type.
209 *
210 * When a cursor motion command is made, it is marked as being a character or
211 * line oriented motion. Then, if an operator is in effect, the operation
212 * becomes character or line oriented accordingly.
213 */
214
215 /*
216 * This table contains one entry for every Normal or Visual mode command.
217 * The order doesn't matter, init_normal_cmds() will create a sorted index.
218 * It is faster when all keys from zero to '~' are present.
219 */
220 static const struct nv_cmd
221 {
222 int cmd_char; /* (first) command character */
223 nv_func_T cmd_func; /* function for this command */
224 short_u cmd_flags; /* NV_ flags */
225 short cmd_arg; /* value for ca.arg */
226 } nv_cmds[] =
227 {
228 {NUL, nv_error, 0, 0},
229 {Ctrl_A, nv_addsub, 0, 0},
230 {Ctrl_B, nv_page, NV_STS, BACKWARD},
231 {Ctrl_C, nv_esc, 0, TRUE},
232 {Ctrl_D, nv_halfpage, 0, 0},
233 {Ctrl_E, nv_scroll_line, 0, TRUE},
234 {Ctrl_F, nv_page, NV_STS, FORWARD},
235 {Ctrl_G, nv_ctrlg, 0, 0},
236 {Ctrl_H, nv_ctrlh, 0, 0},
237 {Ctrl_I, nv_pcmark, 0, 0},
238 {NL, nv_down, 0, FALSE},
239 {Ctrl_K, nv_error, 0, 0},
240 {Ctrl_L, nv_clear, 0, 0},
241 {Ctrl_M, nv_down, 0, TRUE},
242 {Ctrl_N, nv_down, NV_STS, FALSE},
243 {Ctrl_O, nv_ctrlo, 0, 0},
244 {Ctrl_P, nv_up, NV_STS, FALSE},
245 #ifdef FEAT_VISUAL
246 {Ctrl_Q, nv_visual, 0, FALSE},
247 #else
248 {Ctrl_Q, nv_ignore, 0, 0},
249 #endif
250 {Ctrl_R, nv_redo, 0, 0},
251 {Ctrl_S, nv_ignore, 0, 0},
252 {Ctrl_T, nv_tagpop, NV_NCW, 0},
253 {Ctrl_U, nv_halfpage, 0, 0},
254 #ifdef FEAT_VISUAL
255 {Ctrl_V, nv_visual, 0, FALSE},
256 {'V', nv_visual, 0, FALSE},
257 {'v', nv_visual, 0, FALSE},
258 #else
259 {Ctrl_V, nv_error, 0, 0},
260 {'V', nv_error, 0, 0},
261 {'v', nv_error, 0, 0},
262 #endif
263 {Ctrl_W, nv_window, 0, 0},
264 {Ctrl_X, nv_addsub, 0, 0},
265 {Ctrl_Y, nv_scroll_line, 0, FALSE},
266 {Ctrl_Z, nv_suspend, 0, 0},
267 {ESC, nv_esc, 0, FALSE},
268 {Ctrl_BSL, nv_normal, NV_NCH_ALW, 0},
269 {Ctrl_RSB, nv_ident, NV_NCW, 0},
270 {Ctrl_HAT, nv_hat, NV_NCW, 0},
271 {Ctrl__, nv_error, 0, 0},
272 {' ', nv_right, 0, 0},
273 {'!', nv_operator, 0, 0},
274 {'"', nv_regname, NV_NCH_NOP|NV_KEEPREG, 0},
275 {'#', nv_ident, 0, 0},
276 {'$', nv_dollar, 0, 0},
277 {'%', nv_percent, 0, 0},
278 {'&', nv_optrans, 0, 0},
279 {'\'', nv_gomark, NV_NCH_ALW, TRUE},
280 {'(', nv_brace, 0, BACKWARD},
281 {')', nv_brace, 0, FORWARD},
282 {'*', nv_ident, 0, 0},
283 {'+', nv_down, 0, TRUE},
284 {',', nv_csearch, 0, TRUE},
285 {'-', nv_up, 0, TRUE},
286 {'.', nv_dot, NV_KEEPREG, 0},
287 {'/', nv_search, 0, FALSE},
288 {'0', nv_beginline, 0, 0},
289 {'1', nv_ignore, 0, 0},
290 {'2', nv_ignore, 0, 0},
291 {'3', nv_ignore, 0, 0},
292 {'4', nv_ignore, 0, 0},
293 {'5', nv_ignore, 0, 0},
294 {'6', nv_ignore, 0, 0},
295 {'7', nv_ignore, 0, 0},
296 {'8', nv_ignore, 0, 0},
297 {'9', nv_ignore, 0, 0},
298 {':', nv_colon, 0, 0},
299 {';', nv_csearch, 0, FALSE},
300 {'<', nv_operator, NV_RL, 0},
301 {'=', nv_operator, 0, 0},
302 {'>', nv_operator, NV_RL, 0},
303 {'?', nv_search, 0, FALSE},
304 {'@', nv_at, NV_NCH_NOP, FALSE},
305 {'A', nv_edit, 0, 0},
306 {'B', nv_bck_word, 0, 1},
307 {'C', nv_abbrev, NV_KEEPREG, 0},
308 {'D', nv_abbrev, NV_KEEPREG, 0},
309 {'E', nv_wordcmd, 0, TRUE},
310 {'F', nv_csearch, NV_NCH_ALW|NV_LANG, BACKWARD},
311 {'G', nv_goto, 0, TRUE},
312 {'H', nv_scroll, 0, 0},
313 {'I', nv_edit, 0, 0},
314 {'J', nv_join, 0, 0},
315 {'K', nv_ident, 0, 0},
316 {'L', nv_scroll, 0, 0},
317 {'M', nv_scroll, 0, 0},
318 {'N', nv_next, 0, SEARCH_REV},
319 {'O', nv_open, 0, 0},
320 {'P', nv_put, 0, 0},
321 {'Q', nv_exmode, NV_NCW, 0},
322 {'R', nv_Replace, 0, FALSE},
323 {'S', nv_subst, NV_KEEPREG, 0},
324 {'T', nv_csearch, NV_NCH_ALW|NV_LANG, BACKWARD},
325 {'U', nv_Undo, 0, 0},
326 {'W', nv_wordcmd, 0, TRUE},
327 {'X', nv_abbrev, NV_KEEPREG, 0},
328 {'Y', nv_abbrev, NV_KEEPREG, 0},
329 {'Z', nv_Zet, NV_NCH_NOP|NV_NCW, 0},
330 {'[', nv_brackets, NV_NCH_ALW, BACKWARD},
331 {'\\', nv_error, 0, 0},
332 {']', nv_brackets, NV_NCH_ALW, FORWARD},
333 {'^', nv_beginline, 0, BL_WHITE | BL_FIX},
334 {'_', nv_lineop, 0, 0},
335 {'`', nv_gomark, NV_NCH_ALW, FALSE},
336 {'a', nv_edit, NV_NCH, 0},
337 {'b', nv_bck_word, 0, 0},
338 {'c', nv_operator, 0, 0},
339 {'d', nv_operator, 0, 0},
340 {'e', nv_wordcmd, 0, FALSE},
341 {'f', nv_csearch, NV_NCH_ALW|NV_LANG, FORWARD},
342 {'g', nv_g_cmd, NV_NCH_ALW, FALSE},
343 {'h', nv_left, NV_RL, 0},
344 {'i', nv_edit, NV_NCH, 0},
345 {'j', nv_down, 0, FALSE},
346 {'k', nv_up, 0, FALSE},
347 {'l', nv_right, NV_RL, 0},
348 {'m', nv_mark, NV_NCH_NOP, 0},
349 {'n', nv_next, 0, 0},
350 {'o', nv_open, 0, 0},
351 {'p', nv_put, 0, 0},
352 {'q', nv_record, NV_NCH, 0},
353 {'r', nv_replace, NV_NCH_NOP|NV_LANG, 0},
354 {'s', nv_subst, NV_KEEPREG, 0},
355 {'t', nv_csearch, NV_NCH_ALW|NV_LANG, FORWARD},
356 {'u', nv_undo, 0, 0},
357 {'w', nv_wordcmd, 0, FALSE},
358 {'x', nv_abbrev, NV_KEEPREG, 0},
359 {'y', nv_operator, 0, 0},
360 {'z', nv_zet, NV_NCH_ALW, 0},
361 {'{', nv_findpar, 0, BACKWARD},
362 {'|', nv_pipe, 0, 0},
363 {'}', nv_findpar, 0, FORWARD},
364 {'~', nv_tilde, 0, 0},
365
366 /* pound sign */
367 {POUND, nv_ident, 0, 0},
368 #ifdef FEAT_MOUSE
369 {K_MOUSEUP, nv_mousescroll, 0, TRUE},
370 {K_MOUSEDOWN, nv_mousescroll, 0, FALSE},
371 {K_LEFTMOUSE, nv_mouse, 0, 0},
372 {K_LEFTMOUSE_NM, nv_mouse, 0, 0},
373 {K_LEFTDRAG, nv_mouse, 0, 0},
374 {K_LEFTRELEASE, nv_mouse, 0, 0},
375 {K_LEFTRELEASE_NM, nv_mouse, 0, 0},
376 {K_MIDDLEMOUSE, nv_mouse, 0, 0},
377 {K_MIDDLEDRAG, nv_mouse, 0, 0},
378 {K_MIDDLERELEASE, nv_mouse, 0, 0},
379 {K_RIGHTMOUSE, nv_mouse, 0, 0},
380 {K_RIGHTDRAG, nv_mouse, 0, 0},
381 {K_RIGHTRELEASE, nv_mouse, 0, 0},
382 {K_X1MOUSE, nv_mouse, 0, 0},
383 {K_X1DRAG, nv_mouse, 0, 0},
384 {K_X1RELEASE, nv_mouse, 0, 0},
385 {K_X2MOUSE, nv_mouse, 0, 0},
386 {K_X2DRAG, nv_mouse, 0, 0},
387 {K_X2RELEASE, nv_mouse, 0, 0},
388 #endif
389 {K_IGNORE, nv_ignore, NV_KEEPREG, 0},
390 {K_NOP, nv_nop, 0, 0},
391 {K_INS, nv_edit, 0, 0},
392 {K_KINS, nv_edit, 0, 0},
393 {K_BS, nv_ctrlh, 0, 0},
394 {K_UP, nv_up, NV_SSS|NV_STS, FALSE},
395 {K_S_UP, nv_page, NV_SS, BACKWARD},
396 {K_DOWN, nv_down, NV_SSS|NV_STS, FALSE},
397 {K_S_DOWN, nv_page, NV_SS, FORWARD},
398 {K_LEFT, nv_left, NV_SSS|NV_STS|NV_RL, 0},
399 {K_S_LEFT, nv_bck_word, NV_SS|NV_RL, 0},
400 {K_C_LEFT, nv_bck_word, NV_SSS|NV_RL|NV_STS, 1},
401 {K_RIGHT, nv_right, NV_SSS|NV_STS|NV_RL, 0},
402 {K_S_RIGHT, nv_wordcmd, NV_SS|NV_RL, FALSE},
403 {K_C_RIGHT, nv_wordcmd, NV_SSS|NV_RL|NV_STS, TRUE},
404 {K_PAGEUP, nv_page, NV_SSS|NV_STS, BACKWARD},
405 {K_KPAGEUP, nv_page, NV_SSS|NV_STS, BACKWARD},
406 {K_PAGEDOWN, nv_page, NV_SSS|NV_STS, FORWARD},
407 {K_KPAGEDOWN, nv_page, NV_SSS|NV_STS, FORWARD},
408 {K_END, nv_end, NV_SSS|NV_STS, FALSE},
409 {K_KEND, nv_end, NV_SSS|NV_STS, FALSE},
410 {K_S_END, nv_end, NV_SS, FALSE},
411 {K_C_END, nv_end, NV_SSS|NV_STS, TRUE},
412 {K_HOME, nv_home, NV_SSS|NV_STS, 0},
413 {K_KHOME, nv_home, NV_SSS|NV_STS, 0},
414 {K_S_HOME, nv_home, NV_SS, 0},
415 {K_C_HOME, nv_goto, NV_SSS|NV_STS, FALSE},
416 {K_DEL, nv_abbrev, 0, 0},
417 {K_KDEL, nv_abbrev, 0, 0},
418 {K_UNDO, nv_kundo, 0, 0},
419 {K_HELP, nv_help, NV_NCW, 0},
420 {K_F1, nv_help, NV_NCW, 0},
421 {K_XF1, nv_help, NV_NCW, 0},
422 #ifdef FEAT_VISUAL
423 {K_SELECT, nv_select, 0, 0},
424 #endif
425 #ifdef FEAT_GUI
426 {K_VER_SCROLLBAR, nv_ver_scrollbar, 0, 0},
427 {K_HOR_SCROLLBAR, nv_hor_scrollbar, 0, 0},
428 #endif
429 #ifdef FEAT_GUI_TABLINE
430 {K_TABLINE, nv_tabline, 0, 0},
431 {K_TABMENU, nv_tabmenu, 0, 0},
432 #endif
433 #ifdef FEAT_FKMAP
434 {K_F8, farsi_fkey, 0, 0},
435 {K_F9, farsi_fkey, 0, 0},
436 #endif
437 #ifdef FEAT_SNIFF
438 {K_SNIFF, nv_sniff, 0, 0},
439 #endif
440 #ifdef FEAT_NETBEANS_INTG
441 {K_F21, nv_nbcmd, NV_NCH_ALW, 0},
442 #endif
443 #ifdef FEAT_DND
444 {K_DROP, nv_drop, NV_STS, 0},
445 #endif
446 #ifdef FEAT_AUTOCMD
447 {K_CURSORHOLD, nv_cursorhold, NV_KEEPREG, 0},
448 #endif
449 };
450
451 /* Number of commands in nv_cmds[]. */
452 #define NV_CMDS_SIZE (sizeof(nv_cmds) / sizeof(struct nv_cmd))
453
454 /* Sorted index of commands in nv_cmds[]. */
455 static short nv_cmd_idx[NV_CMDS_SIZE];
456
457 /* The highest index for which
458 * nv_cmds[idx].cmd_char == nv_cmd_idx[nv_cmds[idx].cmd_char] */
459 static int nv_max_linear;
460
461 /*
462 * Compare functions for qsort() below, that checks the command character
463 * through the index in nv_cmd_idx[].
464 */
465 static int
466 #ifdef __BORLANDC__
467 _RTLENTRYF
468 #endif
469 nv_compare(s1, s2)
470 const void *s1;
471 const void *s2;
472 {
473 int c1, c2;
474
475 /* The commands are sorted on absolute value. */
476 c1 = nv_cmds[*(const short *)s1].cmd_char;
477 c2 = nv_cmds[*(const short *)s2].cmd_char;
478 if (c1 < 0)
479 c1 = -c1;
480 if (c2 < 0)
481 c2 = -c2;
482 return c1 - c2;
483 }
484
485 /*
486 * Initialize the nv_cmd_idx[] table.
487 */
488 void
489 init_normal_cmds()
490 {
491 int i;
492
493 /* Fill the index table with a one to one relation. */
494 for (i = 0; i < NV_CMDS_SIZE; ++i)
495 nv_cmd_idx[i] = i;
496
497 /* Sort the commands by the command character. */
498 qsort((void *)&nv_cmd_idx, (size_t)NV_CMDS_SIZE, sizeof(short), nv_compare);
499
500 /* Find the first entry that can't be indexed by the command character. */
501 for (i = 0; i < NV_CMDS_SIZE; ++i)
502 if (i != nv_cmds[nv_cmd_idx[i]].cmd_char)
503 break;
504 nv_max_linear = i - 1;
505 }
506
507 /*
508 * Search for a command in the commands table.
509 * Returns -1 for invalid command.
510 */
511 static int
512 find_command(cmdchar)
513 int cmdchar;
514 {
515 int i;
516 int idx;
517 int top, bot;
518 int c;
519
520 #ifdef FEAT_MBYTE
521 /* A multi-byte character is never a command. */
522 if (cmdchar >= 0x100)
523 return -1;
524 #endif
525
526 /* We use the absolute value of the character. Special keys have a
527 * negative value, but are sorted on their absolute value. */
528 if (cmdchar < 0)
529 cmdchar = -cmdchar;
530
531 /* If the character is in the first part: The character is the index into
532 * nv_cmd_idx[]. */
533 if (cmdchar <= nv_max_linear)
534 return nv_cmd_idx[cmdchar];
535
536 /* Perform a binary search. */
537 bot = nv_max_linear + 1;
538 top = NV_CMDS_SIZE - 1;
539 idx = -1;
540 while (bot <= top)
541 {
542 i = (top + bot) / 2;
543 c = nv_cmds[nv_cmd_idx[i]].cmd_char;
544 if (c < 0)
545 c = -c;
546 if (cmdchar == c)
547 {
548 idx = nv_cmd_idx[i];
549 break;
550 }
551 if (cmdchar > c)
552 bot = i + 1;
553 else
554 top = i - 1;
555 }
556 return idx;
557 }
558
559 /*
560 * Execute a command in Normal mode.
561 */
562 /*ARGSUSED*/
563 void
564 normal_cmd(oap, toplevel)
565 oparg_T *oap;
566 int toplevel; /* TRUE when called from main() */
567 {
568 static long opcount = 0; /* ca.opcount saved here */
569 cmdarg_T ca; /* command arguments */
570 int c;
571 int ctrl_w = FALSE; /* got CTRL-W command */
572 int old_col = curwin->w_curswant;
573 #ifdef FEAT_CMDL_INFO
574 int need_flushbuf; /* need to call out_flush() */
575 #endif
576 #ifdef FEAT_VISUAL
577 pos_T old_pos; /* cursor position before command */
578 int mapped_len;
579 static int old_mapped_len = 0;
580 #endif
581 int idx;
582
583 vim_memset(&ca, 0, sizeof(ca)); /* also resets ca.retval */
584 ca.oap = oap;
585 ca.opcount = opcount;
586
587 #ifdef FEAT_SNIFF
588 want_sniff_request = sniff_connected;
589 #endif
590
591 /*
592 * If there is an operator pending, then the command we take this time
593 * will terminate it. Finish_op tells us to finish the operation before
594 * returning this time (unless the operation was cancelled).
595 */
596 #ifdef CURSOR_SHAPE
597 c = finish_op;
598 #endif
599 finish_op = (oap->op_type != OP_NOP);
600 #ifdef CURSOR_SHAPE
601 if (finish_op != c)
602 {
603 ui_cursor_shape(); /* may show different cursor shape */
604 # ifdef FEAT_MOUSESHAPE
605 update_mouseshape(-1);
606 # endif
607 }
608 #endif
609
610 if (!finish_op && !oap->regname)
611 ca.opcount = 0;
612
613 #ifdef FEAT_VISUAL
614 mapped_len = typebuf_maplen();
615 #endif
616
617 State = NORMAL_BUSY;
618 #ifdef USE_ON_FLY_SCROLL
619 dont_scroll = FALSE; /* allow scrolling here */
620 #endif
621
622 /*
623 * Get the command character from the user.
624 */
625 c = safe_vgetc();
626
627 #ifdef FEAT_LANGMAP
628 LANGMAP_ADJUST(c, TRUE);
629 #endif
630
631 #ifdef FEAT_VISUAL
632 /*
633 * If a mapping was started in Visual or Select mode, remember the length
634 * of the mapping. This is used below to not return to Insert mode for as
635 * long as the mapping is being executed.
636 */
637 if (restart_edit == 0)
638 old_mapped_len = 0;
639 else if (old_mapped_len
640 || (VIsual_active && mapped_len == 0 && typebuf_maplen() > 0))
641 old_mapped_len = typebuf_maplen();
642 #endif
643
644 if (c == NUL)
645 c = K_ZERO;
646
647 #ifdef FEAT_VISUAL
648 /*
649 * In Select mode, typed text replaces the selection.
650 */
651 if (VIsual_active
652 && VIsual_select
653 && (vim_isprintc(c) || c == NL || c == CAR || c == K_KENTER))
654 {
655 /* Fake a "c"hange command. When "restart_edit" is set (e.g., because
656 * 'insertmode' is set) fake a "d"elete command, Insert mode will
657 * restart automatically.
658 * Insert the typed character in the typeahead buffer, so that it can
659 * be mapped in Insert mode. Required for ":lmap" to work. */
660 ins_char_typebuf(c);
661 if (restart_edit != 0)
662 c = 'd';
663 else
664 c = 'c';
665 msg_nowait = TRUE; /* don't delay going to insert mode */
666 }
667 #endif
668
669 #ifdef FEAT_CMDL_INFO
670 need_flushbuf = add_to_showcmd(c);
671 #endif
672
673 getcount:
674 #ifdef FEAT_VISUAL
675 if (!(VIsual_active && VIsual_select))
676 #endif
677 {
678 /*
679 * Handle a count before a command and compute ca.count0.
680 * Note that '0' is a command and not the start of a count, but it's
681 * part of a count after other digits.
682 */
683 while ( (c >= '1' && c <= '9')
684 || (ca.count0 != 0 && (c == K_DEL || c == K_KDEL || c == '0')))
685 {
686 if (c == K_DEL || c == K_KDEL)
687 {
688 ca.count0 /= 10;
689 #ifdef FEAT_CMDL_INFO
690 del_from_showcmd(4); /* delete the digit and ~@% */
691 #endif
692 }
693 else
694 ca.count0 = ca.count0 * 10 + (c - '0');
695 if (ca.count0 < 0) /* got too large! */
696 ca.count0 = 999999999L;
697 #ifdef FEAT_EVAL
698 /* Set v:count here, when called from main() and not a stuffed
699 * command, so that v:count can be used in an expression mapping
700 * right after the count. */
701 if (toplevel && stuff_empty())
702 set_vcount(ca.count0, ca.count0 == 0 ? 1 : ca.count0);
703 #endif
704 if (ctrl_w)
705 {
706 ++no_mapping;
707 ++allow_keys; /* no mapping for nchar, but keys */
708 }
709 ++no_zero_mapping; /* don't map zero here */
710 c = plain_vgetc();
711 #ifdef FEAT_LANGMAP
712 LANGMAP_ADJUST(c, TRUE);
713 #endif
714 --no_zero_mapping;
715 if (ctrl_w)
716 {
717 --no_mapping;
718 --allow_keys;
719 }
720 #ifdef FEAT_CMDL_INFO
721 need_flushbuf |= add_to_showcmd(c);
722 #endif
723 }
724
725 /*
726 * If we got CTRL-W there may be a/another count
727 */
728 if (c == Ctrl_W && !ctrl_w && oap->op_type == OP_NOP)
729 {
730 ctrl_w = TRUE;
731 ca.opcount = ca.count0; /* remember first count */
732 ca.count0 = 0;
733 ++no_mapping;
734 ++allow_keys; /* no mapping for nchar, but keys */
735 c = plain_vgetc(); /* get next character */
736 #ifdef FEAT_LANGMAP
737 LANGMAP_ADJUST(c, TRUE);
738 #endif
739 --no_mapping;
740 --allow_keys;
741 #ifdef FEAT_CMDL_INFO
742 need_flushbuf |= add_to_showcmd(c);
743 #endif
744 goto getcount; /* jump back */
745 }
746 }
747
748 /*
749 * If we're in the middle of an operator (including after entering a yank
750 * buffer with '"') AND we had a count before the operator, then that
751 * count overrides the current value of ca.count0.
752 * What this means effectively, is that commands like "3dw" get turned
753 * into "d3w" which makes things fall into place pretty neatly.
754 * If you give a count before AND after the operator, they are multiplied.
755 */
756 if (ca.opcount != 0)
757 {
758 if (ca.count0)
759 ca.count0 *= ca.opcount;
760 else
761 ca.count0 = ca.opcount;
762 }
763
764 /*
765 * Always remember the count. It will be set to zero (on the next call,
766 * above) when there is no pending operator.
767 * When called from main(), save the count for use by the "count" built-in
768 * variable.
769 */
770 ca.opcount = ca.count0;
771 ca.count1 = (ca.count0 == 0 ? 1 : ca.count0);
772
773 #ifdef FEAT_EVAL
774 /*
775 * Only set v:count when called from main() and not a stuffed command.
776 */
777 if (toplevel && stuff_empty())
778 set_vcount(ca.count0, ca.count1);
779 #endif
780
781 /*
782 * Find the command character in the table of commands.
783 * For CTRL-W we already got nchar when looking for a count.
784 */
785 if (ctrl_w)
786 {
787 ca.nchar = c;
788 ca.cmdchar = Ctrl_W;
789 }
790 else
791 ca.cmdchar = c;
792 idx = find_command(ca.cmdchar);
793 if (idx < 0)
794 {
795 /* Not a known command: beep. */
796 clearopbeep(oap);
797 goto normal_end;
798 }
799
800 if (text_locked() && (nv_cmds[idx].cmd_flags & NV_NCW))
801 {
802 /* This command is not allowed wile editing a ccmdline: beep. */
803 clearopbeep(oap);
804 text_locked_msg();
805 goto normal_end;
806 }
807 #ifdef FEAT_AUTOCMD
808 if ((nv_cmds[idx].cmd_flags & NV_NCW) && curbuf_locked())
809 goto normal_end;
810 #endif
811
812 #ifdef FEAT_VISUAL
813 /*
814 * In Visual/Select mode, a few keys are handled in a special way.
815 */
816 if (VIsual_active)
817 {
818 /* when 'keymodel' contains "stopsel" may stop Select/Visual mode */
819 if (km_stopsel
820 && (nv_cmds[idx].cmd_flags & NV_STS)
821 && !(mod_mask & MOD_MASK_SHIFT))
822 {
823 end_visual_mode();
824 redraw_curbuf_later(INVERTED);
825 }
826
827 /* Keys that work different when 'keymodel' contains "startsel" */
828 if (km_startsel)
829 {
830 if (nv_cmds[idx].cmd_flags & NV_SS)
831 {
832 unshift_special(&ca);
833 idx = find_command(ca.cmdchar);
834 if (idx < 0)
835 {
836 /* Just in case */
837 clearopbeep(oap);
838 goto normal_end;
839 }
840 }
841 else if ((nv_cmds[idx].cmd_flags & NV_SSS)
842 && (mod_mask & MOD_MASK_SHIFT))
843 {
844 mod_mask &= ~MOD_MASK_SHIFT;
845 }
846 }
847 }
848 #endif
849
850 #ifdef FEAT_RIGHTLEFT
851 if (curwin->w_p_rl && KeyTyped && !KeyStuffed
852 && (nv_cmds[idx].cmd_flags & NV_RL))
853 {
854 /* Invert horizontal movements and operations. Only when typed by the
855 * user directly, not when the result of a mapping or "x" translated
856 * to "dl". */
857 switch (ca.cmdchar)
858 {
859 case 'l': ca.cmdchar = 'h'; break;
860 case K_RIGHT: ca.cmdchar = K_LEFT; break;
861 case K_S_RIGHT: ca.cmdchar = K_S_LEFT; break;
862 case K_C_RIGHT: ca.cmdchar = K_C_LEFT; break;
863 case 'h': ca.cmdchar = 'l'; break;
864 case K_LEFT: ca.cmdchar = K_RIGHT; break;
865 case K_S_LEFT: ca.cmdchar = K_S_RIGHT; break;
866 case K_C_LEFT: ca.cmdchar = K_C_RIGHT; break;
867 case '>': ca.cmdchar = '<'; break;
868 case '<': ca.cmdchar = '>'; break;
869 }
870 idx = find_command(ca.cmdchar);
871 }
872 #endif
873
874 /*
875 * Get an additional character if we need one.
876 */
877 if ((nv_cmds[idx].cmd_flags & NV_NCH)
878 && (((nv_cmds[idx].cmd_flags & NV_NCH_NOP) == NV_NCH_NOP
879 && oap->op_type == OP_NOP)
880 || (nv_cmds[idx].cmd_flags & NV_NCH_ALW) == NV_NCH_ALW
881 || (ca.cmdchar == 'q'
882 && oap->op_type == OP_NOP
883 && !Recording
884 && !Exec_reg)
885 || ((ca.cmdchar == 'a' || ca.cmdchar == 'i')
886 && (oap->op_type != OP_NOP
887 #ifdef FEAT_VISUAL
888 || VIsual_active
889 #endif
890 ))))
891 {
892 int *cp;
893 int repl = FALSE; /* get character for replace mode */
894 int lit = FALSE; /* get extra character literally */
895 int langmap_active = FALSE; /* using :lmap mappings */
896 int lang; /* getting a text character */
897 #ifdef USE_IM_CONTROL
898 int save_smd; /* saved value of p_smd */
899 #endif
900
901 ++no_mapping;
902 ++allow_keys; /* no mapping for nchar, but allow key codes */
903 #ifdef FEAT_AUTOCMD
904 /* Don't generate a CursorHold event here, most commands can't handle
905 * it, e.g., nv_replace(), nv_csearch(). */
906 did_cursorhold = TRUE;
907 #endif
908 if (ca.cmdchar == 'g')
909 {
910 /*
911 * For 'g' get the next character now, so that we can check for
912 * "gr", "g'" and "g`".
913 */
914 ca.nchar = plain_vgetc();
915 #ifdef FEAT_LANGMAP
916 LANGMAP_ADJUST(ca.nchar, TRUE);
917 #endif
918 #ifdef FEAT_CMDL_INFO
919 need_flushbuf |= add_to_showcmd(ca.nchar);
920 #endif
921 if (ca.nchar == 'r' || ca.nchar == '\'' || ca.nchar == '`'
922 || ca.nchar == Ctrl_BSL)
923 {
924 cp = &ca.extra_char; /* need to get a third character */
925 if (ca.nchar != 'r')
926 lit = TRUE; /* get it literally */
927 else
928 repl = TRUE; /* get it in replace mode */
929 }
930 else
931 cp = NULL; /* no third character needed */
932 }
933 else
934 {
935 if (ca.cmdchar == 'r') /* get it in replace mode */
936 repl = TRUE;
937 cp = &ca.nchar;
938 }
939 lang = (repl || (nv_cmds[idx].cmd_flags & NV_LANG));
940
941 /*
942 * Get a second or third character.
943 */
944 if (cp != NULL)
945 {
946 #ifdef CURSOR_SHAPE
947 if (repl)
948 {
949 State = REPLACE; /* pretend Replace mode */
950 ui_cursor_shape(); /* show different cursor shape */
951 }
952 #endif
953 if (lang && curbuf->b_p_iminsert == B_IMODE_LMAP)
954 {
955 /* Allow mappings defined with ":lmap". */
956 --no_mapping;
957 --allow_keys;
958 if (repl)
959 State = LREPLACE;
960 else
961 State = LANGMAP;
962 langmap_active = TRUE;
963 }
964 #ifdef USE_IM_CONTROL
965 save_smd = p_smd;
966 p_smd = FALSE; /* Don't let the IM code show the mode here */
967 if (lang && curbuf->b_p_iminsert == B_IMODE_IM)
968 im_set_active(TRUE);
969 #endif
970
971 *cp = plain_vgetc();
972
973 if (langmap_active)
974 {
975 /* Undo the decrement done above */
976 ++no_mapping;
977 ++allow_keys;
978 State = NORMAL_BUSY;
979 }
980 #ifdef USE_IM_CONTROL
981 if (lang)
982 {
983 if (curbuf->b_p_iminsert != B_IMODE_LMAP)
984 im_save_status(&curbuf->b_p_iminsert);
985 im_set_active(FALSE);
986 }
987 p_smd = save_smd;
988 #endif
989 #ifdef CURSOR_SHAPE
990 State = NORMAL_BUSY;
991 #endif
992 #ifdef FEAT_CMDL_INFO
993 need_flushbuf |= add_to_showcmd(*cp);
994 #endif
995
996 if (!lit)
997 {
998 #ifdef FEAT_DIGRAPHS
999 /* Typing CTRL-K gets a digraph. */
1000 if (*cp == Ctrl_K
1001 && ((nv_cmds[idx].cmd_flags & NV_LANG)
1002 || cp == &ca.extra_char)
1003 && vim_strchr(p_cpo, CPO_DIGRAPH) == NULL)
1004 {
1005 c = get_digraph(FALSE);
1006 if (c > 0)
1007 {
1008 *cp = c;
1009 # ifdef FEAT_CMDL_INFO
1010 /* Guessing how to update showcmd here... */
1011 del_from_showcmd(3);
1012 need_flushbuf |= add_to_showcmd(*cp);
1013 # endif
1014 }
1015 }
1016 #endif
1017
1018 #ifdef FEAT_LANGMAP
1019 /* adjust chars > 127, except after "tTfFr" commands */
1020 LANGMAP_ADJUST(*cp, !lang);
1021 #endif
1022 #ifdef FEAT_RIGHTLEFT
1023 /* adjust Hebrew mapped char */
1024 if (p_hkmap && lang && KeyTyped)
1025 *cp = hkmap(*cp);
1026 # ifdef FEAT_FKMAP
1027 /* adjust Farsi mapped char */
1028 if (p_fkmap && lang && KeyTyped)
1029 *cp = fkmap(*cp);
1030 # endif
1031 #endif
1032 }
1033
1034 /*
1035 * When the next character is CTRL-\ a following CTRL-N means the
1036 * command is aborted and we go to Normal mode.
1037 */
1038 if (cp == &ca.extra_char
1039 && ca.nchar == Ctrl_BSL
1040 && (ca.extra_char == Ctrl_N || ca.extra_char == Ctrl_G))
1041 {
1042 ca.cmdchar = Ctrl_BSL;
1043 ca.nchar = ca.extra_char;
1044 idx = find_command(ca.cmdchar);
1045 }
1046 else if (*cp == Ctrl_BSL)
1047 {
1048 long towait = (p_ttm >= 0 ? p_ttm : p_tm);
1049
1050 /* There is a busy wait here when typing "f<C-\>" and then
1051 * something different from CTRL-N. Can't be avoided. */
1052 while ((c = vpeekc()) <= 0 && towait > 0L)
1053 {
1054 do_sleep(towait > 50L ? 50L : towait);
1055 towait -= 50L;
1056 }
1057 if (c > 0)
1058 {
1059 c = plain_vgetc();
1060 if (c != Ctrl_N && c != Ctrl_G)
1061 vungetc(c);
1062 else
1063 {
1064 ca.cmdchar = Ctrl_BSL;
1065 ca.nchar = c;
1066 idx = find_command(ca.cmdchar);
1067 }
1068 }
1069 }
1070
1071 #ifdef FEAT_MBYTE
1072 /* When getting a text character and the next character is a
1073 * multi-byte character, it could be a composing character.
1074 * However, don't wait for it to arrive. */
1075 while (enc_utf8 && lang && (c = vpeekc()) > 0
1076 && (c >= 0x100 || MB_BYTE2LEN(vpeekc()) > 1))
1077 {
1078 c = plain_vgetc();
1079 if (!utf_iscomposing(c))
1080 {
1081 vungetc(c); /* it wasn't, put it back */
1082 break;
1083 }
1084 else if (ca.ncharC1 == 0)
1085 ca.ncharC1 = c;
1086 else
1087 ca.ncharC2 = c;
1088 }
1089 #endif
1090 }
1091 --no_mapping;
1092 --allow_keys;
1093 }
1094
1095 #ifdef FEAT_CMDL_INFO
1096 /*
1097 * Flush the showcmd characters onto the screen so we can see them while
1098 * the command is being executed. Only do this when the shown command was
1099 * actually displayed, otherwise this will slow down a lot when executing
1100 * mappings.
1101 */
1102 if (need_flushbuf)
1103 out_flush();
1104 #endif
1105 #ifdef FEAT_AUTOCMD
1106 did_cursorhold = FALSE;
1107 #endif
1108
1109 State = NORMAL;
1110
1111 if (ca.nchar == ESC)
1112 {
1113 clearop(oap);
1114 if (restart_edit == 0 && goto_im())
1115 restart_edit = 'a';
1116 goto normal_end;
1117 }
1118
1119 if (ca.cmdchar != K_IGNORE)
1120 {
1121 msg_didout = FALSE; /* don't scroll screen up for normal command */
1122 msg_col = 0;
1123 }
1124
1125 #ifdef FEAT_VISUAL
1126 old_pos = curwin->w_cursor; /* remember where cursor was */
1127
1128 /* When 'keymodel' contains "startsel" some keys start Select/Visual
1129 * mode. */
1130 if (!VIsual_active && km_startsel)
1131 {
1132 if (nv_cmds[idx].cmd_flags & NV_SS)
1133 {
1134 start_selection();
1135 unshift_special(&ca);
1136 idx = find_command(ca.cmdchar);
1137 }
1138 else if ((nv_cmds[idx].cmd_flags & NV_SSS)
1139 && (mod_mask & MOD_MASK_SHIFT))
1140 {
1141 start_selection();
1142 mod_mask &= ~MOD_MASK_SHIFT;
1143 }
1144 }
1145 #endif
1146
1147 /*
1148 * Execute the command!
1149 * Call the command function found in the commands table.
1150 */
1151 ca.arg = nv_cmds[idx].cmd_arg;
1152 (nv_cmds[idx].cmd_func)(&ca);
1153
1154 /*
1155 * If we didn't start or finish an operator, reset oap->regname, unless we
1156 * need it later.
1157 */
1158 if (!finish_op
1159 && !oap->op_type
1160 && (idx < 0 || !(nv_cmds[idx].cmd_flags & NV_KEEPREG)))
1161 {
1162 clearop(oap);
1163 #ifdef FEAT_EVAL
1164 set_reg_var('"');
1165 #endif
1166 }
1167
1168 #ifdef FEAT_VISUAL
1169 /* Get the length of mapped chars again after typing a count, second
1170 * character or "z333<cr>". */
1171 if (old_mapped_len > 0)
1172 old_mapped_len = typebuf_maplen();
1173 #endif
1174
1175 /*
1176 * If an operation is pending, handle it...
1177 */
1178 do_pending_operator(&ca, old_col, FALSE);
1179
1180 /*
1181 * Wait for a moment when a message is displayed that will be overwritten
1182 * by the mode message.
1183 * In Visual mode and with "^O" in Insert mode, a short message will be
1184 * overwritten by the mode message. Wait a bit, until a key is hit.
1185 * In Visual mode, it's more important to keep the Visual area updated
1186 * than keeping a message (e.g. from a /pat search).
1187 * Only do this if the command was typed, not from a mapping.
1188 * Don't wait when emsg_silent is non-zero.
1189 * Also wait a bit after an error message, e.g. for "^O:".
1190 * Don't redraw the screen, it would remove the message.
1191 */
1192 if ( ((p_smd
1193 && msg_silent == 0
1194 && (restart_edit != 0
1195 #ifdef FEAT_VISUAL
1196 || (VIsual_active
1197 && old_pos.lnum == curwin->w_cursor.lnum
1198 && old_pos.col == curwin->w_cursor.col)
1199 #endif
1200 )
1201 && (clear_cmdline
1202 || redraw_cmdline)
1203 && (msg_didout || (msg_didany && msg_scroll))
1204 && !msg_nowait
1205 && KeyTyped)
1206 || (restart_edit != 0
1207 #ifdef FEAT_VISUAL
1208 && !VIsual_active
1209 #endif
1210 && (msg_scroll
1211 || emsg_on_display)))
1212 && oap->regname == 0
1213 && !(ca.retval & CA_COMMAND_BUSY)
1214 && stuff_empty()
1215 && typebuf_typed()
1216 && emsg_silent == 0
1217 && !did_wait_return
1218 && oap->op_type == OP_NOP)
1219 {
1220 int save_State = State;
1221
1222 /* Draw the cursor with the right shape here */
1223 if (restart_edit != 0)
1224 State = INSERT;
1225
1226 /* If need to redraw, and there is a "keep_msg", redraw before the
1227 * delay */
1228 if (must_redraw && keep_msg != NULL && !emsg_on_display)
1229 {
1230 char_u *kmsg;
1231
1232 kmsg = keep_msg;
1233 keep_msg = NULL;
1234 /* showmode() will clear keep_msg, but we want to use it anyway */
1235 update_screen(0);
1236 /* now reset it, otherwise it's put in the history again */
1237 keep_msg = kmsg;
1238 msg_attr(kmsg, keep_msg_attr);
1239 vim_free(kmsg);
1240 }
1241 setcursor();
1242 cursor_on();
1243 out_flush();
1244 if (msg_scroll || emsg_on_display)
1245 ui_delay(1000L, TRUE); /* wait at least one second */
1246 ui_delay(3000L, FALSE); /* wait up to three seconds */
1247 State = save_State;
1248
1249 msg_scroll = FALSE;
1250 emsg_on_display = FALSE;
1251 }
1252
1253 /*
1254 * Finish up after executing a Normal mode command.
1255 */
1256 normal_end:
1257
1258 msg_nowait = FALSE;
1259
1260 /* Reset finish_op, in case it was set */
1261 #ifdef CURSOR_SHAPE
1262 c = finish_op;
1263 #endif
1264 finish_op = FALSE;
1265 #ifdef CURSOR_SHAPE
1266 /* Redraw the cursor with another shape, if we were in Operator-pending
1267 * mode or did a replace command. */
1268 if (c || ca.cmdchar == 'r')
1269 {
1270 ui_cursor_shape(); /* may show different cursor shape */
1271 # ifdef FEAT_MOUSESHAPE
1272 update_mouseshape(-1);
1273 # endif
1274 }
1275 #endif
1276
1277 #ifdef FEAT_CMDL_INFO
1278 if (oap->op_type == OP_NOP && oap->regname == 0)
1279 clear_showcmd();
1280 #endif
1281
1282 checkpcmark(); /* check if we moved since setting pcmark */
1283 vim_free(ca.searchbuf);
1284
1285 #ifdef FEAT_MBYTE
1286 if (has_mbyte)
1287 mb_adjust_cursor();
1288 #endif
1289
1290 #ifdef FEAT_SCROLLBIND
1291 if (curwin->w_p_scb && toplevel)
1292 {
1293 validate_cursor(); /* may need to update w_leftcol */
1294 do_check_scrollbind(TRUE);
1295 }
1296 #endif
1297
1298 /*
1299 * May restart edit(), if we got here with CTRL-O in Insert mode (but not
1300 * if still inside a mapping that started in Visual mode).
1301 * May switch from Visual to Select mode after CTRL-O command.
1302 */
1303 if ( oap->op_type == OP_NOP
1304 #ifdef FEAT_VISUAL
1305 && ((restart_edit != 0 && !VIsual_active && old_mapped_len == 0)
1306 || restart_VIsual_select == 1)
1307 #else
1308 && restart_edit != 0
1309 #endif
1310 && !(ca.retval & CA_COMMAND_BUSY)
1311 && stuff_empty()
1312 && oap->regname == 0)
1313 {
1314 #ifdef FEAT_VISUAL
1315 if (restart_VIsual_select == 1)
1316 {
1317 VIsual_select = TRUE;
1318 showmode();
1319 restart_VIsual_select = 0;
1320 }
1321 #endif
1322 if (restart_edit != 0
1323 #ifdef FEAT_VISUAL
1324 && !VIsual_active && old_mapped_len == 0
1325 #endif
1326 )
1327 (void)edit(restart_edit, FALSE, 1L);
1328 }
1329
1330 #ifdef FEAT_VISUAL
1331 if (restart_VIsual_select == 2)
1332 restart_VIsual_select = 1;
1333 #endif
1334
1335 /* Save count before an operator for next time. */
1336 opcount = ca.opcount;
1337 }
1338
1339 /*
1340 * Handle an operator after visual mode or when the movement is finished
1341 */
1342 void
1343 do_pending_operator(cap, old_col, gui_yank)
1344 cmdarg_T *cap;
1345 int old_col;
1346 int gui_yank;
1347 {
1348 oparg_T *oap = cap->oap;
1349 pos_T old_cursor;
1350 int empty_region_error;
1351 int restart_edit_save;
1352
1353 #ifdef FEAT_VISUAL
1354 /* The visual area is remembered for redo */
1355 static int redo_VIsual_mode = NUL; /* 'v', 'V', or Ctrl-V */
1356 static linenr_T redo_VIsual_line_count; /* number of lines */
1357 static colnr_T redo_VIsual_col; /* number of cols or end column */
1358 static long redo_VIsual_count; /* count for Visual operator */
1359 # ifdef FEAT_VIRTUALEDIT
1360 int include_line_break = FALSE;
1361 # endif
1362 #endif
1363
1364 #if defined(FEAT_CLIPBOARD)
1365 /*
1366 * Yank the visual area into the GUI selection register before we operate
1367 * on it and lose it forever.
1368 * Don't do it if a specific register was specified, so that ""x"*P works.
1369 * This could call do_pending_operator() recursively, but that's OK
1370 * because gui_yank will be TRUE for the nested call.
1371 */
1372 if (clip_star.available
1373 && oap->op_type != OP_NOP
1374 && !gui_yank
1375 # ifdef FEAT_VISUAL
1376 && VIsual_active
1377 && !redo_VIsual_busy
1378 # endif
1379 && oap->regname == 0)
1380 clip_auto_select();
1381 #endif
1382 old_cursor = curwin->w_cursor;
1383
1384 /*
1385 * If an operation is pending, handle it...
1386 */
1387 if ((finish_op
1388 #ifdef FEAT_VISUAL
1389 || VIsual_active
1390 #endif
1391 ) && oap->op_type != OP_NOP)
1392 {
1393 #ifdef FEAT_VISUAL
1394 oap->is_VIsual = VIsual_active;
1395 if (oap->motion_force == 'V')
1396 oap->motion_type = MLINE;
1397 else if (oap->motion_force == 'v')
1398 {
1399 /* If the motion was linewise, "inclusive" will not have been set.
1400 * Use "exclusive" to be consistent. Makes "dvj" work nice. */
1401 if (oap->motion_type == MLINE)
1402 oap->inclusive = FALSE;
1403 /* If the motion already was characterwise, toggle "inclusive" */
1404 else if (oap->motion_type == MCHAR)
1405 oap->inclusive = !oap->inclusive;
1406 oap->motion_type = MCHAR;
1407 }
1408 else if (oap->motion_force == Ctrl_V)
1409 {
1410 /* Change line- or characterwise motion into Visual block mode. */
1411 VIsual_active = TRUE;
1412 VIsual = oap->start;
1413 VIsual_mode = Ctrl_V;
1414 VIsual_select = FALSE;
1415 VIsual_reselect = FALSE;
1416 }
1417 #endif
1418
1419 /* only redo yank when 'y' flag is in 'cpoptions' */
1420 /* never redo "zf" (define fold) */
1421 if ((vim_strchr(p_cpo, CPO_YANK) != NULL || oap->op_type != OP_YANK)
1422 #ifdef FEAT_VISUAL
1423 && (!VIsual_active || oap->motion_force)
1424 #endif
1425 && cap->cmdchar != 'D'
1426 #ifdef FEAT_FOLDING
1427 && oap->op_type != OP_FOLD
1428 && oap->op_type != OP_FOLDOPEN
1429 && oap->op_type != OP_FOLDOPENREC
1430 && oap->op_type != OP_FOLDCLOSE
1431 && oap->op_type != OP_FOLDCLOSEREC
1432 && oap->op_type != OP_FOLDDEL
1433 && oap->op_type != OP_FOLDDELREC
1434 #endif
1435 )
1436 {
1437 prep_redo(oap->regname, cap->count0,
1438 get_op_char(oap->op_type), get_extra_op_char(oap->op_type),
1439 oap->motion_force, cap->cmdchar, cap->nchar);
1440 if (cap->cmdchar == '/' || cap->cmdchar == '?') /* was a search */
1441 {
1442 /*
1443 * If 'cpoptions' does not contain 'r', insert the search
1444 * pattern to really repeat the same command.
1445 */
1446 if (vim_strchr(p_cpo, CPO_REDO) == NULL)
1447 AppendToRedobuffLit(cap->searchbuf, -1);
1448 AppendToRedobuff(NL_STR);
1449 }
1450 else if (cap->cmdchar == ':')
1451 {
1452 /* do_cmdline() has stored the first typed line in
1453 * "repeat_cmdline". When several lines are typed repeating
1454 * won't be possible. */
1455 if (repeat_cmdline == NULL)
1456 ResetRedobuff();
1457 else
1458 {
1459 AppendToRedobuffLit(repeat_cmdline, -1);
1460 AppendToRedobuff(NL_STR);
1461 vim_free(repeat_cmdline);
1462 repeat_cmdline = NULL;
1463 }
1464 }
1465 }
1466
1467 #ifdef FEAT_VISUAL
1468 if (redo_VIsual_busy)
1469 {
1470 oap->start = curwin->w_cursor;
1471 curwin->w_cursor.lnum += redo_VIsual_line_count - 1;
1472 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count)
1473 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count;
1474 VIsual_mode = redo_VIsual_mode;
1475 if (VIsual_mode == 'v')
1476 {
1477 if (redo_VIsual_line_count <= 1)
1478 curwin->w_cursor.col += redo_VIsual_col - 1;
1479 else
1480 curwin->w_cursor.col = redo_VIsual_col;
1481 }
1482 if (redo_VIsual_col == MAXCOL)
1483 {
1484 curwin->w_curswant = MAXCOL;
1485 coladvance((colnr_T)MAXCOL);
1486 }
1487 cap->count0 = redo_VIsual_count;
1488 if (redo_VIsual_count != 0)
1489 cap->count1 = redo_VIsual_count;
1490 else
1491 cap->count1 = 1;
1492 }
1493 else if (VIsual_active)
1494 {
1495 if (!gui_yank)
1496 {
1497 /* Save the current VIsual area for '< and '> marks, and "gv" */
1498 curbuf->b_visual.vi_start = VIsual;
1499 curbuf->b_visual.vi_end = curwin->w_cursor;
1500 curbuf->b_visual.vi_mode = VIsual_mode;
1501 curbuf->b_visual.vi_curswant = curwin->w_curswant;
1502 # ifdef FEAT_EVAL
1503 curbuf->b_visual_mode_eval = VIsual_mode;
1504 # endif
1505 }
1506
1507 /* In Select mode, a linewise selection is operated upon like a
1508 * characterwise selection. */
1509 if (VIsual_select && VIsual_mode == 'V')
1510 {
1511 if (lt(VIsual, curwin->w_cursor))
1512 {
1513 VIsual.col = 0;
1514 curwin->w_cursor.col =
1515 (colnr_T)STRLEN(ml_get(curwin->w_cursor.lnum));
1516 }
1517 else
1518 {
1519 curwin->w_cursor.col = 0;
1520 VIsual.col = (colnr_T)STRLEN(ml_get(VIsual.lnum));
1521 }
1522 VIsual_mode = 'v';
1523 }
1524 /* If 'selection' is "exclusive", backup one character for
1525 * charwise selections. */
1526 else if (VIsual_mode == 'v')
1527 {
1528 # ifdef FEAT_VIRTUALEDIT
1529 include_line_break =
1530 # endif
1531 unadjust_for_sel();
1532 }
1533
1534 oap->start = VIsual;
1535 if (VIsual_mode == 'V')
1536 oap->start.col = 0;
1537 }
1538 #endif /* FEAT_VISUAL */
1539
1540 /*
1541 * Set oap->start to the first position of the operated text, oap->end
1542 * to the end of the operated text. w_cursor is equal to oap->start.
1543 */
1544 if (lt(oap->start, curwin->w_cursor))
1545 {
1546 #ifdef FEAT_FOLDING
1547 /* Include folded lines completely. */
1548 if (!VIsual_active)
1549 {
1550 if (hasFolding(oap->start.lnum, &oap->start.lnum, NULL))
1551 oap->start.col = 0;
1552 if (hasFolding(curwin->w_cursor.lnum, NULL,
1553 &curwin->w_cursor.lnum))
1554 curwin->w_cursor.col = (colnr_T)STRLEN(ml_get_curline());
1555 }
1556 #endif
1557 oap->end = curwin->w_cursor;
1558 curwin->w_cursor = oap->start;
1559
1560 /* w_virtcol may have been updated; if the cursor goes back to its
1561 * previous position w_virtcol becomes invalid and isn't updated
1562 * automatically. */
1563 curwin->w_valid &= ~VALID_VIRTCOL;
1564 }
1565 else
1566 {
1567 #ifdef FEAT_FOLDING
1568 /* Include folded lines completely. */
1569 if (!VIsual_active && oap->motion_type == MLINE)
1570 {
1571 if (hasFolding(curwin->w_cursor.lnum, &curwin->w_cursor.lnum,
1572 NULL))
1573 curwin->w_cursor.col = 0;
1574 if (hasFolding(oap->start.lnum, NULL, &oap->start.lnum))
1575 oap->start.col = (colnr_T)STRLEN(ml_get(oap->start.lnum));
1576 }
1577 #endif
1578 oap->end = oap->start;
1579 oap->start = curwin->w_cursor;
1580 }
1581
1582 oap->line_count = oap->end.lnum - oap->start.lnum + 1;
1583
1584 #ifdef FEAT_VIRTUALEDIT
1585 /* Set "virtual_op" before resetting VIsual_active. */
1586 virtual_op = virtual_active();
1587 #endif
1588
1589 #ifdef FEAT_VISUAL
1590 if (VIsual_active || redo_VIsual_busy)
1591 {
1592 if (VIsual_mode == Ctrl_V) /* block mode */
1593 {
1594 colnr_T start, end;
1595
1596 oap->block_mode = TRUE;
1597
1598 getvvcol(curwin, &(oap->start),
1599 &oap->start_vcol, NULL, &oap->end_vcol);
1600 if (!redo_VIsual_busy)
1601 {
1602 getvvcol(curwin, &(oap->end), &start, NULL, &end);
1603
1604 if (start < oap->start_vcol)
1605 oap->start_vcol = start;
1606 if (end > oap->end_vcol)
1607 {
1608 if (*p_sel == 'e' && start >= 1
1609 && start - 1 >= oap->end_vcol)
1610 oap->end_vcol = start - 1;
1611 else
1612 oap->end_vcol = end;
1613 }
1614 }
1615
1616 /* if '$' was used, get oap->end_vcol from longest line */
1617 if (curwin->w_curswant == MAXCOL)
1618 {
1619 curwin->w_cursor.col = MAXCOL;
1620 oap->end_vcol = 0;
1621 for (curwin->w_cursor.lnum = oap->start.lnum;
1622 curwin->w_cursor.lnum <= oap->end.lnum;
1623 ++curwin->w_cursor.lnum)
1624 {
1625 getvvcol(curwin, &curwin->w_cursor, NULL, NULL, &end);
1626 if (end > oap->end_vcol)
1627 oap->end_vcol = end;
1628 }
1629 }
1630 else if (redo_VIsual_busy)
1631 oap->end_vcol = oap->start_vcol + redo_VIsual_col - 1;
1632 /*
1633 * Correct oap->end.col and oap->start.col to be the
1634 * upper-left and lower-right corner of the block area.
1635 *
1636 * (Actually, this does convert column positions into character
1637 * positions)
1638 */
1639 curwin->w_cursor.lnum = oap->end.lnum;
1640 coladvance(oap->end_vcol);
1641 oap->end = curwin->w_cursor;
1642
1643 curwin->w_cursor = oap->start;
1644 coladvance(oap->start_vcol);
1645 oap->start = curwin->w_cursor;
1646 }
1647
1648 if (!redo_VIsual_busy && !gui_yank)
1649 {
1650 /*
1651 * Prepare to reselect and redo Visual: this is based on the
1652 * size of the Visual text
1653 */
1654 resel_VIsual_mode = VIsual_mode;
1655 if (curwin->w_curswant == MAXCOL)
1656 resel_VIsual_col = MAXCOL;
1657 else if (VIsual_mode == Ctrl_V)
1658 resel_VIsual_col = oap->end_vcol - oap->start_vcol + 1;
1659 else if (oap->line_count > 1)
1660 resel_VIsual_col = oap->end.col;
1661 else
1662 resel_VIsual_col = oap->end.col - oap->start.col + 1;
1663 resel_VIsual_line_count = oap->line_count;
1664 }
1665
1666 /* can't redo yank (unless 'y' is in 'cpoptions') and ":" */
1667 if ((vim_strchr(p_cpo, CPO_YANK) != NULL || oap->op_type != OP_YANK)
1668 && oap->op_type != OP_COLON
1669 #ifdef FEAT_FOLDING
1670 && oap->op_type != OP_FOLD
1671 && oap->op_type != OP_FOLDOPEN
1672 && oap->op_type != OP_FOLDOPENREC
1673 && oap->op_type != OP_FOLDCLOSE
1674 && oap->op_type != OP_FOLDCLOSEREC
1675 && oap->op_type != OP_FOLDDEL
1676 && oap->op_type != OP_FOLDDELREC
1677 #endif
1678 && oap->motion_force == NUL
1679 )
1680 {
1681 /* Prepare for redoing. Only use the nchar field for "r",
1682 * otherwise it might be the second char of the operator. */
1683 prep_redo(oap->regname, 0L, NUL, 'v',
1684 get_op_char(oap->op_type),
1685 get_extra_op_char(oap->op_type),
1686 oap->op_type == OP_REPLACE ? cap->nchar : NUL);
1687 if (!redo_VIsual_busy)
1688 {
1689 redo_VIsual_mode = resel_VIsual_mode;
1690 redo_VIsual_col = resel_VIsual_col;
1691 redo_VIsual_line_count = resel_VIsual_line_count;
1692 redo_VIsual_count = cap->count0;
1693 }
1694 }
1695
1696 /*
1697 * oap->inclusive defaults to TRUE.
1698 * If oap->end is on a NUL (empty line) oap->inclusive becomes
1699 * FALSE. This makes "d}P" and "v}dP" work the same.
1700 */
1701 if (oap->motion_force == NUL || oap->motion_type == MLINE)
1702 oap->inclusive = TRUE;
1703 if (VIsual_mode == 'V')
1704 oap->motion_type = MLINE;
1705 else
1706 {
1707 oap->motion_type = MCHAR;
1708 if (VIsual_mode != Ctrl_V && *ml_get_pos(&(oap->end)) == NUL
1709 # ifdef FEAT_VIRTUALEDIT
1710 && (include_line_break || !virtual_op)
1711 # endif
1712 )
1713 {
1714 oap->inclusive = FALSE;
1715 /* Try to include the newline, unless it's an operator
1716 * that works on lines only */
1717 if (*p_sel != 'o'
1718 && !op_on_lines(oap->op_type)
1719 && oap->end.lnum < curbuf->b_ml.ml_line_count)
1720 {
1721 ++oap->end.lnum;
1722 oap->end.col = 0;
1723 # ifdef FEAT_VIRTUALEDIT
1724 oap->end.coladd = 0;
1725 # endif
1726 ++oap->line_count;
1727 }
1728 }
1729 }
1730
1731 redo_VIsual_busy = FALSE;
1732
1733 /*
1734 * Switch Visual off now, so screen updating does
1735 * not show inverted text when the screen is redrawn.
1736 * With OP_YANK and sometimes with OP_COLON and OP_FILTER there is
1737 * no screen redraw, so it is done here to remove the inverted
1738 * part.
1739 */
1740 if (!gui_yank)
1741 {
1742 VIsual_active = FALSE;
1743 # ifdef FEAT_MOUSE
1744 setmouse();
1745 mouse_dragging = 0;
1746 # endif
1747 if (mode_displayed)
1748 clear_cmdline = TRUE; /* unshow visual mode later */
1749 #ifdef FEAT_CMDL_INFO
1750 else
1751 clear_showcmd();
1752 #endif
1753 if ((oap->op_type == OP_YANK
1754 || oap->op_type == OP_COLON
1755 || oap->op_type == OP_FUNCTION
1756 || oap->op_type == OP_FILTER)
1757 && oap->motion_force == NUL)
1758 redraw_curbuf_later(INVERTED);
1759 }
1760 }
1761 #endif
1762
1763 #ifdef FEAT_MBYTE
1764 /* Include the trailing byte of a multi-byte char. */
1765 if (has_mbyte && oap->inclusive)
1766 {
1767 int l;
1768
1769 l = (*mb_ptr2len)(ml_get_pos(&oap->end));
1770 if (l > 1)
1771 oap->end.col += l - 1;
1772 }
1773 #endif
1774 curwin->w_set_curswant = TRUE;
1775
1776 /*
1777 * oap->empty is set when start and end are the same. The inclusive
1778 * flag affects this too, unless yanking and the end is on a NUL.
1779 */
1780 oap->empty = (oap->motion_type == MCHAR
1781 && (!oap->inclusive
1782 || (oap->op_type == OP_YANK
1783 && gchar_pos(&oap->end) == NUL))
1784 && equalpos(oap->start, oap->end)
1785 #ifdef FEAT_VIRTUALEDIT
1786 && !(virtual_op && oap->start.coladd != oap->end.coladd)
1787 #endif
1788 );
1789 /*
1790 * For delete, change and yank, it's an error to operate on an
1791 * empty region, when 'E' included in 'cpoptions' (Vi compatible).
1792 */
1793 empty_region_error = (oap->empty
1794 && vim_strchr(p_cpo, CPO_EMPTYREGION) != NULL);
1795
1796 #ifdef FEAT_VISUAL
1797 /* Force a redraw when operating on an empty Visual region, when
1798 * 'modifiable is off or creating a fold. */
1799 if (oap->is_VIsual && (oap->empty || !curbuf->b_p_ma
1800 # ifdef FEAT_FOLDING
1801 || oap->op_type == OP_FOLD
1802 # endif
1803 ))
1804 redraw_curbuf_later(INVERTED);
1805 #endif
1806
1807 /*
1808 * If the end of an operator is in column one while oap->motion_type
1809 * is MCHAR and oap->inclusive is FALSE, we put op_end after the last
1810 * character in the previous line. If op_start is on or before the
1811 * first non-blank in the line, the operator becomes linewise
1812 * (strange, but that's the way vi does it).
1813 */
1814 if ( oap->motion_type == MCHAR
1815 && oap->inclusive == FALSE
1816 && !(cap->retval & CA_NO_ADJ_OP_END)
1817 && oap->end.col == 0
1818 #ifdef FEAT_VISUAL
1819 && (!oap->is_VIsual || *p_sel == 'o')
1820 && !oap->block_mode
1821 #endif
1822 && oap->line_count > 1)
1823 {
1824 oap->end_adjusted = TRUE; /* remember that we did this */
1825 --oap->line_count;
1826 --oap->end.lnum;
1827 if (inindent(0))
1828 oap->motion_type = MLINE;
1829 else
1830 {
1831 oap->end.col = (colnr_T)STRLEN(ml_get(oap->end.lnum));
1832 if (oap->end.col)
1833 {
1834 --oap->end.col;
1835 oap->inclusive = TRUE;
1836 }
1837 }
1838 }
1839 else
1840 oap->end_adjusted = FALSE;
1841
1842 switch (oap->op_type)
1843 {
1844 case OP_LSHIFT:
1845 case OP_RSHIFT:
1846 op_shift(oap, TRUE,
1847 #ifdef FEAT_VISUAL
1848 oap->is_VIsual ? (int)cap->count1 :
1849 #endif
1850 1);
1851 auto_format(FALSE, TRUE);
1852 break;
1853
1854 case OP_JOIN_NS:
1855 case OP_JOIN:
1856 if (oap->line_count < 2)
1857 oap->line_count = 2;
1858 if (curwin->w_cursor.lnum + oap->line_count - 1 >
1859 curbuf->b_ml.ml_line_count)
1860 beep_flush();
1861 else
1862 {
1863 do_do_join(oap->line_count, oap->op_type == OP_JOIN);
1864 auto_format(FALSE, TRUE);
1865 }
1866 break;
1867
1868 case OP_DELETE:
1869 #ifdef FEAT_VISUAL
1870 VIsual_reselect = FALSE; /* don't reselect now */
1871 #endif
1872 if (empty_region_error)
1873 vim_beep();
1874 else
1875 {
1876 (void)op_delete(oap);
1877 if (oap->motion_type == MLINE && has_format_option(FO_AUTO))
1878 u_save_cursor(); /* cursor line wasn't saved yet */
1879 auto_format(FALSE, TRUE);
1880 }
1881 break;
1882
1883 case OP_YANK:
1884 if (empty_region_error)
1885 {
1886 if (!gui_yank)
1887 vim_beep();
1888 }
1889 else
1890 (void)op_yank(oap, FALSE, !gui_yank);
1891 check_cursor_col();
1892 break;
1893
1894 case OP_CHANGE:
1895 #ifdef FEAT_VISUAL
1896 VIsual_reselect = FALSE; /* don't reselect now */
1897 #endif
1898 if (empty_region_error)
1899 vim_beep();
1900 else
1901 {
1902 /* This is a new edit command, not a restart. Need to
1903 * remember it to make 'insertmode' work with mappings for
1904 * Visual mode. But do this only once and not when typed and
1905 * 'insertmode' isn't set. */
1906 if (p_im || !KeyTyped)
1907 restart_edit_save = restart_edit;
1908 else
1909 restart_edit_save = 0;
1910 restart_edit = 0;
1911 /* Reset finish_op now, don't want it set inside edit(). */
1912 finish_op = FALSE;
1913 if (op_change(oap)) /* will call edit() */
1914 cap->retval |= CA_COMMAND_BUSY;
1915 if (restart_edit == 0)
1916 restart_edit = restart_edit_save;
1917 }
1918 break;
1919
1920 case OP_FILTER:
1921 if (vim_strchr(p_cpo, CPO_FILTER) != NULL)
1922 AppendToRedobuff((char_u *)"!\r"); /* use any last used !cmd */
1923 else
1924 bangredo = TRUE; /* do_bang() will put cmd in redo buffer */
1925
1926 case OP_INDENT:
1927 case OP_COLON:
1928
1929 #if defined(FEAT_LISP) || defined(FEAT_CINDENT)
1930 /*
1931 * If 'equalprg' is empty, do the indenting internally.
1932 */
1933 if (oap->op_type == OP_INDENT && *get_equalprg() == NUL)
1934 {
1935 # ifdef FEAT_LISP
1936 if (curbuf->b_p_lisp)
1937 {
1938 op_reindent(oap, get_lisp_indent);
1939 break;
1940 }
1941 # endif
1942 # ifdef FEAT_CINDENT
1943 op_reindent(oap,
1944 # ifdef FEAT_EVAL
1945 *curbuf->b_p_inde != NUL ? get_expr_indent :
1946 # endif
1947 get_c_indent);
1948 break;
1949 # endif
1950 }
1951 #endif
1952
1953 op_colon(oap);
1954 break;
1955
1956 case OP_TILDE:
1957 case OP_UPPER:
1958 case OP_LOWER:
1959 case OP_ROT13:
1960 if (empty_region_error)
1961 vim_beep();
1962 else
1963 op_tilde(oap);
1964 check_cursor_col();
1965 break;
1966
1967 case OP_FORMAT:
1968 #if defined(FEAT_EVAL)
1969 if (*curbuf->b_p_fex != NUL)
1970 op_formatexpr(oap); /* use expression */
1971 else
1972 #endif
1973 if (*p_fp != NUL)
1974 op_colon(oap); /* use external command */
1975 else
1976 op_format(oap, FALSE); /* use internal function */
1977 break;
1978
1979 case OP_FORMAT2:
1980 op_format(oap, TRUE); /* use internal function */
1981 break;
1982
1983 case OP_FUNCTION:
1984 op_function(oap); /* call 'operatorfunc' */
1985 break;
1986
1987 case OP_INSERT:
1988 case OP_APPEND:
1989 #ifdef FEAT_VISUAL
1990 VIsual_reselect = FALSE; /* don't reselect now */
1991 #endif
1992 #ifdef FEAT_VISUALEXTRA
1993 if (empty_region_error)
1994 vim_beep();
1995 else
1996 {
1997 /* This is a new edit command, not a restart. Need to
1998 * remember it to make 'insertmode' work with mappings for
1999 * Visual mode. But do this only once. */
2000 restart_edit_save = restart_edit;
2001 restart_edit = 0;
2002
2003 op_insert(oap, cap->count1);
2004
2005 /* TODO: when inserting in several lines, should format all
2006 * the lines. */
2007 auto_format(FALSE, TRUE);
2008
2009 if (restart_edit == 0)
2010 restart_edit = restart_edit_save;
2011 }
2012 #else
2013 vim_beep();
2014 #endif
2015 break;
2016
2017 case OP_REPLACE:
2018 #ifdef FEAT_VISUAL
2019 VIsual_reselect = FALSE; /* don't reselect now */
2020 #endif
2021 #ifdef FEAT_VISUALEXTRA
2022 if (empty_region_error)
2023 #endif
2024 vim_beep();
2025 #ifdef FEAT_VISUALEXTRA
2026 else
2027 op_replace(oap, cap->nchar);
2028 #endif
2029 break;
2030
2031 #ifdef FEAT_FOLDING
2032 case OP_FOLD:
2033 VIsual_reselect = FALSE; /* don't reselect now */
2034 foldCreate(oap->start.lnum, oap->end.lnum);
2035 break;
2036
2037 case OP_FOLDOPEN:
2038 case OP_FOLDOPENREC:
2039 case OP_FOLDCLOSE:
2040 case OP_FOLDCLOSEREC:
2041 VIsual_reselect = FALSE; /* don't reselect now */
2042 opFoldRange(oap->start.lnum, oap->end.lnum,
2043 oap->op_type == OP_FOLDOPEN
2044 || oap->op_type == OP_FOLDOPENREC,
2045 oap->op_type == OP_FOLDOPENREC
2046 || oap->op_type == OP_FOLDCLOSEREC,
2047 oap->is_VIsual);
2048 break;
2049
2050 case OP_FOLDDEL:
2051 case OP_FOLDDELREC:
2052 VIsual_reselect = FALSE; /* don't reselect now */
2053 deleteFold(oap->start.lnum, oap->end.lnum,
2054 oap->op_type == OP_FOLDDELREC, oap->is_VIsual);
2055 break;
2056 #endif
2057 default:
2058 clearopbeep(oap);
2059 }
2060 #ifdef FEAT_VIRTUALEDIT
2061 virtual_op = MAYBE;
2062 #endif
2063 if (!gui_yank)
2064 {
2065 /*
2066 * if 'sol' not set, go back to old column for some commands
2067 */
2068 if (!p_sol && oap->motion_type == MLINE && !oap->end_adjusted
2069 && (oap->op_type == OP_LSHIFT || oap->op_type == OP_RSHIFT
2070 || oap->op_type == OP_DELETE))
2071 coladvance(curwin->w_curswant = old_col);
2072 }
2073 else
2074 {
2075 curwin->w_cursor = old_cursor;
2076 }
2077 #ifdef FEAT_VISUAL
2078 oap->block_mode = FALSE;
2079 #endif
2080 clearop(oap);
2081 }
2082 }
2083
2084 /*
2085 * Handle indent and format operators and visual mode ":".
2086 */
2087 static void
2088 op_colon(oap)
2089 oparg_T *oap;
2090 {
2091 stuffcharReadbuff(':');
2092 #ifdef FEAT_VISUAL
2093 if (oap->is_VIsual)
2094 stuffReadbuff((char_u *)"'<,'>");
2095 else
2096 #endif
2097 {
2098 /*
2099 * Make the range look nice, so it can be repeated.
2100 */
2101 if (oap->start.lnum == curwin->w_cursor.lnum)
2102 stuffcharReadbuff('.');
2103 else
2104 stuffnumReadbuff((long)oap->start.lnum);
2105 if (oap->end.lnum != oap->start.lnum)
2106 {
2107 stuffcharReadbuff(',');
2108 if (oap->end.lnum == curwin->w_cursor.lnum)
2109 stuffcharReadbuff('.');
2110 else if (oap->end.lnum == curbuf->b_ml.ml_line_count)
2111 stuffcharReadbuff('$');
2112 else if (oap->start.lnum == curwin->w_cursor.lnum)
2113 {
2114 stuffReadbuff((char_u *)".+");
2115 stuffnumReadbuff((long)oap->line_count - 1);
2116 }
2117 else
2118 stuffnumReadbuff((long)oap->end.lnum);
2119 }
2120 }
2121 if (oap->op_type != OP_COLON)
2122 stuffReadbuff((char_u *)"!");
2123 if (oap->op_type == OP_INDENT)
2124 {
2125 #ifndef FEAT_CINDENT
2126 if (*get_equalprg() == NUL)
2127 stuffReadbuff((char_u *)"indent");
2128 else
2129 #endif
2130 stuffReadbuff(get_equalprg());
2131 stuffReadbuff((char_u *)"\n");
2132 }
2133 else if (oap->op_type == OP_FORMAT)
2134 {
2135 if (*p_fp == NUL)
2136 stuffReadbuff((char_u *)"fmt");
2137 else
2138 stuffReadbuff(p_fp);
2139 stuffReadbuff((char_u *)"\n']");
2140 }
2141
2142 /*
2143 * do_cmdline() does the rest
2144 */
2145 }
2146
2147 /*
2148 * Handle the "g@" operator: call 'operatorfunc'.
2149 */
2150 /*ARGSUSED*/
2151 static void
2152 op_function(oap)
2153 oparg_T *oap;
2154 {
2155 #ifdef FEAT_EVAL
2156 char_u *(argv[1]);
2157
2158 if (*p_opfunc == NUL)
2159 EMSG(_("E774: 'operatorfunc' is empty"));
2160 else
2161 {
2162 /* Set '[ and '] marks to text to be operated on. */
2163 curbuf->b_op_start = oap->start;
2164 curbuf->b_op_end = oap->end;
2165 if (oap->motion_type != MLINE && !oap->inclusive)
2166 /* Exclude the end position. */
2167 decl(&curbuf->b_op_end);
2168
2169 if (oap->block_mode)
2170 argv[0] = (char_u *)"block";
2171 else if (oap->motion_type == MLINE)
2172 argv[0] = (char_u *)"line";
2173 else
2174 argv[0] = (char_u *)"char";
2175 (void)call_func_retnr(p_opfunc, 1, argv, FALSE);
2176 }
2177 #else
2178 EMSG(_("E775: Eval feature not available"));
2179 #endif
2180 }
2181
2182 #if defined(FEAT_MOUSE) || defined(PROTO)
2183 /*
2184 * Do the appropriate action for the current mouse click in the current mode.
2185 * Not used for Command-line mode.
2186 *
2187 * Normal Mode:
2188 * event modi- position visual change action
2189 * fier cursor window
2190 * left press - yes end yes
2191 * left press C yes end yes "^]" (2)
2192 * left press S yes end yes "*" (2)
2193 * left drag - yes start if moved no
2194 * left relse - yes start if moved no
2195 * middle press - yes if not active no put register
2196 * middle press - yes if active no yank and put
2197 * right press - yes start or extend yes
2198 * right press S yes no change yes "#" (2)
2199 * right drag - yes extend no
2200 * right relse - yes extend no
2201 *
2202 * Insert or Replace Mode:
2203 * event modi- position visual change action
2204 * fier cursor window
2205 * left press - yes (cannot be active) yes
2206 * left press C yes (cannot be active) yes "CTRL-O^]" (2)
2207 * left press S yes (cannot be active) yes "CTRL-O*" (2)
2208 * left drag - yes start or extend (1) no CTRL-O (1)
2209 * left relse - yes start or extend (1) no CTRL-O (1)
2210 * middle press - no (cannot be active) no put register
2211 * right press - yes start or extend yes CTRL-O
2212 * right press S yes (cannot be active) yes "CTRL-O#" (2)
2213 *
2214 * (1) only if mouse pointer moved since press
2215 * (2) only if click is in same buffer
2216 *
2217 * Return TRUE if start_arrow() should be called for edit mode.
2218 */
2219 int
2220 do_mouse(oap, c, dir, count, fixindent)
2221 oparg_T *oap; /* operator argument, can be NULL */
2222 int c; /* K_LEFTMOUSE, etc */
2223 int dir; /* Direction to 'put' if necessary */
2224 long count;
2225 int fixindent; /* PUT_FIXINDENT if fixing indent necessary */
2226 {
2227 static int do_always = FALSE; /* ignore 'mouse' setting next time */
2228 static int got_click = FALSE; /* got a click some time back */
2229
2230 int which_button; /* MOUSE_LEFT, _MIDDLE or _RIGHT */
2231 int is_click; /* If FALSE it's a drag or release event */
2232 int is_drag; /* If TRUE it's a drag event */
2233 int jump_flags = 0; /* flags for jump_to_mouse() */
2234 pos_T start_visual;
2235 int moved; /* Has cursor moved? */
2236 int in_status_line; /* mouse in status line */
2237 #ifdef FEAT_VERTSPLIT
2238 int in_sep_line; /* mouse in vertical separator line */
2239 #endif
2240 int c1, c2;
2241 #if defined(FEAT_FOLDING)
2242 pos_T save_cursor;
2243 #endif
2244 win_T *old_curwin = curwin;
2245 #ifdef FEAT_VISUAL
2246 static pos_T orig_cursor;
2247 colnr_T leftcol, rightcol;
2248 pos_T end_visual;
2249 int diff;
2250 int old_active = VIsual_active;
2251 int old_mode = VIsual_mode;
2252 #endif
2253 int regname;
2254
2255 #if defined(FEAT_FOLDING)
2256 save_cursor = curwin->w_cursor;
2257 #endif
2258
2259 /*
2260 * When GUI is active, always recognize mouse events, otherwise:
2261 * - Ignore mouse event in normal mode if 'mouse' doesn't include 'n'.
2262 * - Ignore mouse event in visual mode if 'mouse' doesn't include 'v'.
2263 * - For command line and insert mode 'mouse' is checked before calling
2264 * do_mouse().
2265 */
2266 if (do_always)
2267 do_always = FALSE;
2268 else
2269 #ifdef FEAT_GUI
2270 if (!gui.in_use)
2271 #endif
2272 {
2273 #ifdef FEAT_VISUAL
2274 if (VIsual_active)
2275 {
2276 if (!mouse_has(MOUSE_VISUAL))
2277 return FALSE;
2278 }
2279 else
2280 #endif
2281 if (State == NORMAL && !mouse_has(MOUSE_NORMAL))
2282 return FALSE;
2283 }
2284
2285 which_button = get_mouse_button(KEY2TERMCAP1(c), &is_click, &is_drag);
2286
2287 #ifdef FEAT_MOUSESHAPE
2288 /* May have stopped dragging the status or separator line. The pointer is
2289 * most likely still on the status or separator line. */
2290 if (!is_drag && drag_status_line)
2291 {
2292 drag_status_line = FALSE;
2293 update_mouseshape(SHAPE_IDX_STATUS);
2294 }
2295 # ifdef FEAT_VERTSPLIT
2296 if (!is_drag && drag_sep_line)
2297 {
2298 drag_sep_line = FALSE;
2299 update_mouseshape(SHAPE_IDX_VSEP);
2300 }
2301 # endif
2302 #endif
2303
2304 /*
2305 * Ignore drag and release events if we didn't get a click.
2306 */
2307 if (is_click)
2308 got_click = TRUE;
2309 else
2310 {
2311 if (!got_click) /* didn't get click, ignore */
2312 return FALSE;
2313 if (!is_drag) /* release, reset got_click */
2314 got_click = FALSE;
2315 }
2316
2317 #ifndef FEAT_VISUAL
2318 /*
2319 * ALT is only used for starging/extending Visual mode.
2320 */
2321 if ((mod_mask & MOD_MASK_ALT))
2322 return FALSE;
2323 #endif
2324
2325 /*
2326 * CTRL right mouse button does CTRL-T
2327 */
2328 if (is_click && (mod_mask & MOD_MASK_CTRL) && which_button == MOUSE_RIGHT)
2329 {
2330 if (State & INSERT)
2331 stuffcharReadbuff(Ctrl_O);
2332 if (count > 1)
2333 stuffnumReadbuff(count);
2334 stuffcharReadbuff(Ctrl_T);
2335 got_click = FALSE; /* ignore drag&release now */
2336 return FALSE;
2337 }
2338
2339 /*
2340 * CTRL only works with left mouse button
2341 */
2342 if ((mod_mask & MOD_MASK_CTRL) && which_button != MOUSE_LEFT)
2343 return FALSE;
2344
2345 /*
2346 * When a modifier is down, ignore drag and release events, as well as
2347 * multiple clicks and the middle mouse button.
2348 * Accept shift-leftmouse drags when 'mousemodel' is "popup.*".
2349 */
2350 if ((mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL | MOD_MASK_ALT
2351 | MOD_MASK_META))
2352 && (!is_click
2353 || (mod_mask & MOD_MASK_MULTI_CLICK)
2354 || which_button == MOUSE_MIDDLE)
2355 && !((mod_mask & (MOD_MASK_SHIFT|MOD_MASK_ALT))
2356 && mouse_model_popup()
2357 && which_button == MOUSE_LEFT)
2358 && !((mod_mask & MOD_MASK_ALT)
2359 && !mouse_model_popup()
2360 && which_button == MOUSE_RIGHT)
2361 )
2362 return FALSE;
2363
2364 /*
2365 * If the button press was used as the movement command for an operator
2366 * (eg "d<MOUSE>"), or it is the middle button that is held down, ignore
2367 * drag/release events.
2368 */
2369 if (!is_click && which_button == MOUSE_MIDDLE)
2370 return FALSE;
2371
2372 if (oap != NULL)
2373 regname = oap->regname;
2374 else
2375 regname = 0;
2376
2377 /*
2378 * Middle mouse button does a 'put' of the selected text
2379 */
2380 if (which_button == MOUSE_MIDDLE)
2381 {
2382 if (State == NORMAL)
2383 {
2384 /*
2385 * If an operator was pending, we don't know what the user wanted
2386 * to do. Go back to normal mode: Clear the operator and beep().
2387 */
2388 if (oap != NULL && oap->op_type != OP_NOP)
2389 {
2390 clearopbeep(oap);
2391 return FALSE;
2392 }
2393
2394 #ifdef FEAT_VISUAL
2395 /*
2396 * If visual was active, yank the highlighted text and put it
2397 * before the mouse pointer position.
2398 * In Select mode replace the highlighted text with the clipboard.
2399 */
2400 if (VIsual_active)
2401 {
2402 if (VIsual_select)
2403 {
2404 stuffcharReadbuff(Ctrl_G);
2405 stuffReadbuff((char_u *)"\"+p");
2406 }
2407 else
2408 {
2409 stuffcharReadbuff('y');
2410 stuffcharReadbuff(K_MIDDLEMOUSE);
2411 }
2412 do_always = TRUE; /* ignore 'mouse' setting next time */
2413 return FALSE;
2414 }
2415 #endif
2416 /*
2417 * The rest is below jump_to_mouse()
2418 */
2419 }
2420
2421 else if ((State & INSERT) == 0)
2422 return FALSE;
2423
2424 /*
2425 * Middle click in insert mode doesn't move the mouse, just insert the
2426 * contents of a register. '.' register is special, can't insert that
2427 * with do_put().
2428 * Also paste at the cursor if the current mode isn't in 'mouse' (only
2429 * happens for the GUI).
2430 */
2431 if ((State & INSERT) || !mouse_has(MOUSE_NORMAL))
2432 {
2433 if (regname == '.')
2434 insert_reg(regname, TRUE);
2435 else
2436 {
2437 #ifdef FEAT_CLIPBOARD
2438 if (clip_star.available && regname == 0)
2439 regname = '*';
2440 #endif
2441 if ((State & REPLACE_FLAG) && !yank_register_mline(regname))
2442 insert_reg(regname, TRUE);
2443 else
2444 {
2445 do_put(regname, BACKWARD, 1L, fixindent | PUT_CURSEND);
2446
2447 /* Repeat it with CTRL-R CTRL-O r or CTRL-R CTRL-P r */
2448 AppendCharToRedobuff(Ctrl_R);
2449 AppendCharToRedobuff(fixindent ? Ctrl_P : Ctrl_O);
2450 AppendCharToRedobuff(regname == 0 ? '"' : regname);
2451 }
2452 }
2453 return FALSE;
2454 }
2455 }
2456
2457 /* When dragging or button-up stay in the same window. */
2458 if (!is_click)
2459 jump_flags |= MOUSE_FOCUS | MOUSE_DID_MOVE;
2460
2461 start_visual.lnum = 0;
2462
2463 #ifdef FEAT_WINDOWS
2464 /* Check for clicking in the tab page line. */
2465 if (mouse_row == 0 && firstwin->w_winrow > 0)
2466 {
2467 got_click = FALSE; /* ignore mouse-up and drag events */
2468
2469 /* click in a tab selects that tab page */
2470 if (is_click
2471 # ifdef FEAT_CMDWIN
2472 && cmdwin_type == 0
2473 # endif
2474 && mouse_col < Columns)
2475 {
2476 c1 = TabPageIdxs[mouse_col];
2477 if (c1 >= 0)
2478 {
2479 if ((mod_mask & MOD_MASK_MULTI_CLICK) == MOD_MASK_2CLICK)
2480 {
2481 /* double click opens new page */
2482 end_visual_mode();
2483 tabpage_new();
2484 tabpage_move(c1 == 0 ? 9999 : c1 - 1);
2485 }
2486 else
2487 {
2488 /* Go to specified tab page, or next one if not clicking
2489 * on a label. */
2490 goto_tabpage(c1);
2491
2492 /* It's like clicking on the status line of a window. */
2493 if (curwin != old_curwin)
2494 end_visual_mode();
2495 }
2496 }
2497 else if (c1 < 0)
2498 {
2499 tabpage_T *tp;
2500
2501 /* Close the current or specified tab page. */
2502 if (c1 == -999)
2503 tp = curtab;
2504 else
2505 tp = find_tabpage(-c1);
2506 if (tp == curtab)
2507 {
2508 if (first_tabpage->tp_next != NULL)
2509 tabpage_close(FALSE);
2510 }
2511 else if (tp != NULL)
2512 tabpage_close_other(tp, FALSE);
2513 }
2514 }
2515 return TRUE;
2516 }
2517 #endif
2518
2519 /*
2520 * When 'mousemodel' is "popup" or "popup_setpos", translate mouse events:
2521 * right button up -> pop-up menu
2522 * shift-left button -> right button
2523 * alt-left button -> alt-right button
2524 */
2525 if (mouse_model_popup())
2526 {
2527 if (which_button == MOUSE_RIGHT
2528 && !(mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL)))
2529 {
2530 /*
2531 * NOTE: Ignore right button down and drag mouse events.
2532 * Windows only shows the popup menu on the button up event.
2533 */
2534 #if defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_GTK) \
2535 || defined(FEAT_GUI_PHOTON) || defined(FEAT_GUI_MAC) \
2536 || defined(FEAT_GUI_MACVIM)
2537 if (!is_click)
2538 return FALSE;
2539 #endif
2540 #if defined(FEAT_GUI_ATHENA) || defined(FEAT_GUI_MSWIN)
2541 if (is_click || is_drag)
2542 return FALSE;
2543 #endif
2544 #if defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_GTK) \
2545 || defined(FEAT_GUI_ATHENA) || defined(FEAT_GUI_MSWIN) \
2546 || defined(FEAT_GUI_MAC) || defined(FEAT_GUI_PHOTON) \
2547 || defined(FEAT_GUI_MACVIM)
2548 if (gui.in_use)
2549 {
2550 jump_flags = 0;
2551 if (STRCMP(p_mousem, "popup_setpos") == 0)
2552 {
2553 /* First set the cursor position before showing the popup
2554 * menu. */
2555 #ifdef FEAT_VISUAL
2556 if (VIsual_active)
2557 {
2558 pos_T m_pos;
2559
2560 /*
2561 * set MOUSE_MAY_STOP_VIS if we are outside the
2562 * selection or the current window (might have false
2563 * negative here)
2564 */
2565 if (mouse_row < W_WINROW(curwin)
2566 || mouse_row
2567 > (W_WINROW(curwin) + curwin->w_height))
2568 jump_flags = MOUSE_MAY_STOP_VIS;
2569 else if (get_fpos_of_mouse(&m_pos) != IN_BUFFER)
2570 jump_flags = MOUSE_MAY_STOP_VIS;
2571 else
2572 {
2573 if ((lt(curwin->w_cursor, VIsual)
2574 && (lt(m_pos, curwin->w_cursor)
2575 || lt(VIsual, m_pos)))
2576 || (lt(VIsual, curwin->w_cursor)
2577 && (lt(m_pos, VIsual)
2578 || lt(curwin->w_cursor, m_pos))))
2579 {
2580 jump_flags = MOUSE_MAY_STOP_VIS;
2581 }
2582 else if (VIsual_mode == Ctrl_V)
2583 {
2584 getvcols(curwin, &curwin->w_cursor, &VIsual,
2585 &leftcol, &rightcol);
2586 getvcol(curwin, &m_pos, NULL, &m_pos.col, NULL);
2587 if (m_pos.col < leftcol || m_pos.col > rightcol)
2588 jump_flags = MOUSE_MAY_STOP_VIS;
2589 }
2590 }
2591 }
2592 else
2593 jump_flags = MOUSE_MAY_STOP_VIS;
2594 #endif
2595 }
2596 if (jump_flags)
2597 {
2598 jump_flags = jump_to_mouse(jump_flags, NULL, which_button);
2599 update_curbuf(
2600 #ifdef FEAT_VISUAL
2601 VIsual_active ? INVERTED :
2602 #endif
2603 VALID);
2604 setcursor();
2605 out_flush(); /* Update before showing popup menu */
2606 }
2607 # ifdef FEAT_MENU
2608 gui_show_popupmenu();
2609 # endif
2610 return (jump_flags & CURSOR_MOVED) != 0;
2611 }
2612 else
2613 return FALSE;
2614 #else
2615 return FALSE;
2616 #endif
2617 }
2618 if (which_button == MOUSE_LEFT
2619 && (mod_mask & (MOD_MASK_SHIFT|MOD_MASK_ALT)))
2620 {
2621 which_button = MOUSE_RIGHT;
2622 mod_mask &= ~MOD_MASK_SHIFT;
2623 }
2624 }
2625
2626 #ifdef FEAT_VISUAL
2627 if ((State & (NORMAL | INSERT))
2628 && !(mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL)))
2629 {
2630 if (which_button == MOUSE_LEFT)
2631 {
2632 if (is_click)
2633 {
2634 /* stop Visual mode for a left click in a window, but not when
2635 * on a status line */
2636 if (VIsual_active)
2637 jump_flags |= MOUSE_MAY_STOP_VIS;
2638 }
2639 else if (mouse_has(MOUSE_VISUAL))
2640 jump_flags |= MOUSE_MAY_VIS;
2641 }
2642 else if (which_button == MOUSE_RIGHT)
2643 {
2644 if (is_click && VIsual_active)
2645 {
2646 /*
2647 * Remember the start and end of visual before moving the
2648 * cursor.
2649 */
2650 if (lt(curwin->w_cursor, VIsual))
2651 {
2652 start_visual = curwin->w_cursor;
2653 end_visual = VIsual;
2654 }
2655 else
2656 {
2657 start_visual = VIsual;
2658 end_visual = curwin->w_cursor;
2659 }
2660 }
2661 jump_flags |= MOUSE_FOCUS;
2662 if (mouse_has(MOUSE_VISUAL))
2663 jump_flags |= MOUSE_MAY_VIS;
2664 }
2665 }
2666 #endif
2667
2668 /*
2669 * If an operator is pending, ignore all drags and releases until the
2670 * next mouse click.
2671 */
2672 if (!is_drag && oap != NULL && oap->op_type != OP_NOP)
2673 {
2674 got_click = FALSE;
2675 oap->motion_type = MCHAR;
2676 }
2677
2678 /* When releasing the button let jump_to_mouse() know. */
2679 if (!is_click && !is_drag)
2680 jump_flags |= MOUSE_RELEASED;
2681
2682 /*
2683 * JUMP!
2684 */
2685 jump_flags = jump_to_mouse(jump_flags,
2686 oap == NULL ? NULL : &(oap->inclusive), which_button);
2687 moved = (jump_flags & CURSOR_MOVED);
2688 in_status_line = (jump_flags & IN_STATUS_LINE);
2689 #ifdef FEAT_VERTSPLIT
2690 in_sep_line = (jump_flags & IN_SEP_LINE);
2691 #endif
2692
2693 #ifdef FEAT_NETBEANS_INTG
2694 if (usingNetbeans && isNetbeansBuffer(curbuf)
2695 && !(jump_flags & (IN_STATUS_LINE | IN_SEP_LINE)))
2696 {
2697 int key = KEY2TERMCAP1(c);
2698
2699 if (key == (int)KE_LEFTRELEASE || key == (int)KE_MIDDLERELEASE
2700 || key == (int)KE_RIGHTRELEASE)
2701 netbeans_button_release(which_button);
2702 }
2703 #endif
2704
2705 /* When jumping to another window, clear a pending operator. That's a bit
2706 * friendlier than beeping and not jumping to that window. */
2707 if (curwin != old_curwin && oap != NULL && oap->op_type != OP_NOP)
2708 clearop(oap);
2709
2710 #ifdef FEAT_FOLDING
2711 if (mod_mask == 0
2712 && !is_drag
2713 && (jump_flags & (MOUSE_FOLD_CLOSE | MOUSE_FOLD_OPEN))
2714 && which_button == MOUSE_LEFT)
2715 {
2716 /* open or close a fold at this line */
2717 if (jump_flags & MOUSE_FOLD_OPEN)
2718 openFold(curwin->w_cursor.lnum, 1L);
2719 else
2720 closeFold(curwin->w_cursor.lnum, 1L);
2721 /* don't move the cursor if still in the same window */
2722 if (curwin == old_curwin)
2723 curwin->w_cursor = save_cursor;
2724 }
2725 #endif
2726
2727 #if defined(FEAT_CLIPBOARD) && defined(FEAT_CMDWIN)
2728 if ((jump_flags & IN_OTHER_WIN) && !VIsual_active && clip_star.available)
2729 {
2730 clip_modeless(which_button, is_click, is_drag);
2731 return FALSE;
2732 }
2733 #endif
2734
2735 #ifdef FEAT_VISUAL
2736 /* Set global flag that we are extending the Visual area with mouse
2737 * dragging; temporarily minimize 'scrolloff'. */
2738 if (VIsual_active && is_drag && p_so)
2739 {
2740 /* In the very first line, allow scrolling one line */
2741 if (mouse_row == 0)
2742 mouse_dragging = 2;
2743 else
2744 mouse_dragging = 1;
2745 }
2746
2747 /* When dragging the mouse above the window, scroll down. */
2748 if (is_drag && mouse_row < 0 && !in_status_line)
2749 {
2750 scroll_redraw(FALSE, 1L);
2751 mouse_row = 0;
2752 }
2753
2754 if (start_visual.lnum) /* right click in visual mode */
2755 {
2756 /* When ALT is pressed make Visual mode blockwise. */
2757 if (mod_mask & MOD_MASK_ALT)
2758 VIsual_mode = Ctrl_V;
2759
2760 /*
2761 * In Visual-block mode, divide the area in four, pick up the corner
2762 * that is in the quarter that the cursor is in.
2763 */
2764 if (VIsual_mode == Ctrl_V)
2765 {
2766 getvcols(curwin, &start_visual, &end_visual, &leftcol, &rightcol);
2767 if (curwin->w_curswant > (leftcol + rightcol) / 2)
2768 end_visual.col = leftcol;
2769 else
2770 end_visual.col = rightcol;
2771 if (curwin->w_cursor.lnum <
2772 (start_visual.lnum + end_visual.lnum) / 2)
2773 end_visual.lnum = end_visual.lnum;
2774 else
2775 end_visual.lnum = start_visual.lnum;
2776
2777 /* move VIsual to the right column */
2778 start_visual = curwin->w_cursor; /* save the cursor pos */
2779 curwin->w_cursor = end_visual;
2780 coladvance(end_visual.col);
2781 VIsual = curwin->w_cursor;
2782 curwin->w_cursor = start_visual; /* restore the cursor */
2783 }
2784 else
2785 {
2786 /*
2787 * If the click is before the start of visual, change the start.
2788 * If the click is after the end of visual, change the end. If
2789 * the click is inside the visual, change the closest side.
2790 */
2791 if (lt(curwin->w_cursor, start_visual))
2792 VIsual = end_visual;
2793 else if (lt(end_visual, curwin->w_cursor))
2794 VIsual = start_visual;
2795 else
2796 {
2797 /* In the same line, compare column number */
2798 if (end_visual.lnum == start_visual.lnum)
2799 {
2800 if (curwin->w_cursor.col - start_visual.col >
2801 end_visual.col - curwin->w_cursor.col)
2802 VIsual = start_visual;
2803 else
2804 VIsual = end_visual;
2805 }
2806
2807 /* In different lines, compare line number */
2808 else
2809 {
2810 diff = (curwin->w_cursor.lnum - start_visual.lnum) -
2811 (end_visual.lnum - curwin->w_cursor.lnum);
2812
2813 if (diff > 0) /* closest to end */
2814 VIsual = start_visual;
2815 else if (diff < 0) /* closest to start */
2816 VIsual = end_visual;
2817 else /* in the middle line */
2818 {
2819 if (curwin->w_cursor.col <
2820 (start_visual.col + end_visual.col) / 2)
2821 VIsual = end_visual;
2822 else
2823 VIsual = start_visual;
2824 }
2825 }
2826 }
2827 }
2828 }
2829 /*
2830 * If Visual mode started in insert mode, execute "CTRL-O"
2831 */
2832 else if ((State & INSERT) && VIsual_active)
2833 stuffcharReadbuff(Ctrl_O);
2834 #endif
2835
2836 /*
2837 * Middle mouse click: Put text before cursor.
2838 */
2839 if (which_button == MOUSE_MIDDLE)
2840 {
2841 #ifdef FEAT_CLIPBOARD
2842 if (clip_star.available && regname == 0)
2843 regname = '*';
2844 #endif
2845 if (yank_register_mline(regname))
2846 {
2847 if (mouse_past_bottom)
2848 dir = FORWARD;
2849 }
2850 else if (mouse_past_eol)
2851 dir = FORWARD;
2852
2853 if (fixindent)
2854 {
2855 c1 = (dir == BACKWARD) ? '[' : ']';
2856 c2 = 'p';
2857 }
2858 else
2859 {
2860 c1 = (dir == FORWARD) ? 'p' : 'P';
2861 c2 = NUL;
2862 }
2863 prep_redo(regname, count, NUL, c1, NUL, c2, NUL);
2864
2865 /*
2866 * Remember where the paste started, so in edit() Insstart can be set
2867 * to this position
2868 */
2869 if (restart_edit != 0)
2870 where_paste_started = curwin->w_cursor;
2871 do_put(regname, dir, count, fixindent | PUT_CURSEND);
2872 }
2873
2874 #if defined(FEAT_WINDOWS) && defined(FEAT_QUICKFIX)
2875 /*
2876 * Ctrl-Mouse click or double click in a quickfix window jumps to the
2877 * error under the mouse pointer.
2878 */
2879 else if (((mod_mask & MOD_MASK_CTRL)
2880 || (mod_mask & MOD_MASK_MULTI_CLICK) == MOD_MASK_2CLICK)
2881 && bt_quickfix(curbuf))
2882 {
2883 if (State & INSERT)
2884 stuffcharReadbuff(Ctrl_O);
2885 if (curwin->w_llist_ref == NULL) /* quickfix window */
2886 stuffReadbuff((char_u *)":.cc\n");
2887 else /* location list window */
2888 stuffReadbuff((char_u *)":.ll\n");
2889 got_click = FALSE; /* ignore drag&release now */
2890 }
2891 #endif
2892
2893 /*
2894 * Ctrl-Mouse click (or double click in a help window) jumps to the tag
2895 * under the mouse pointer.
2896 */
2897 else if ((mod_mask & MOD_MASK_CTRL) || (curbuf->b_help
2898 && (mod_mask & MOD_MASK_MULTI_CLICK) == MOD_MASK_2CLICK))
2899 {
2900 if (State & INSERT)
2901 stuffcharReadbuff(Ctrl_O);
2902 stuffcharReadbuff(Ctrl_RSB);
2903 got_click = FALSE; /* ignore drag&release now */
2904 }
2905
2906 /*
2907 * Shift-Mouse click searches for the next occurrence of the word under
2908 * the mouse pointer
2909 */
2910 else if ((mod_mask & MOD_MASK_SHIFT))
2911 {
2912 if (State & INSERT
2913 #ifdef FEAT_VISUAL
2914 || (VIsual_active && VIsual_select)
2915 #endif
2916 )
2917 stuffcharReadbuff(Ctrl_O);
2918 if (which_button == MOUSE_LEFT)
2919 stuffcharReadbuff('*');
2920 else /* MOUSE_RIGHT */
2921 stuffcharReadbuff('#');
2922 }
2923
2924 /* Handle double clicks, unless on status line */
2925 else if (in_status_line)
2926 {
2927 #ifdef FEAT_MOUSESHAPE
2928 if ((is_drag || is_click) && !drag_status_line)
2929 {
2930 drag_status_line = TRUE;
2931 update_mouseshape(-1);
2932 }
2933 #endif
2934 }
2935 #ifdef FEAT_VERTSPLIT
2936 else if (in_sep_line)
2937 {
2938 # ifdef FEAT_MOUSESHAPE
2939 if ((is_drag || is_click) && !drag_sep_line)
2940 {
2941 drag_sep_line = TRUE;
2942 update_mouseshape(-1);
2943 }
2944 # endif
2945 }
2946 #endif
2947 #ifdef FEAT_VISUAL
2948 else if ((mod_mask & MOD_MASK_MULTI_CLICK) && (State & (NORMAL | INSERT))
2949 && mouse_has(MOUSE_VISUAL))
2950 {
2951 if (is_click || !VIsual_active)
2952 {
2953 if (VIsual_active)
2954 orig_cursor = VIsual;
2955 else
2956 {
2957 check_visual_highlight();
2958 VIsual = curwin->w_cursor;
2959 orig_cursor = VIsual;
2960 VIsual_active = TRUE;
2961 VIsual_reselect = TRUE;
2962 /* start Select mode if 'selectmode' contains "mouse" */
2963 may_start_select('o');
2964 setmouse();
2965 }
2966 if ((mod_mask & MOD_MASK_MULTI_CLICK) == MOD_MASK_2CLICK)
2967 {
2968 /* Double click with ALT pressed makes it blockwise. */
2969 if (mod_mask & MOD_MASK_ALT)
2970 VIsual_mode = Ctrl_V;
2971 else
2972 VIsual_mode = 'v';
2973 }
2974 else if ((mod_mask & MOD_MASK_MULTI_CLICK) == MOD_MASK_3CLICK)
2975 VIsual_mode = 'V';
2976 else if ((mod_mask & MOD_MASK_MULTI_CLICK) == MOD_MASK_4CLICK)
2977 VIsual_mode = Ctrl_V;
2978 #ifdef FEAT_CLIPBOARD
2979 /* Make sure the clipboard gets updated. Needed because start and
2980 * end may still be the same, and the selection needs to be owned */
2981 clip_star.vmode = NUL;
2982 #endif
2983 }
2984 /*
2985 * A double click selects a word or a block.
2986 */
2987 if ((mod_mask & MOD_MASK_MULTI_CLICK) == MOD_MASK_2CLICK)
2988 {
2989 pos_T *pos = NULL;
2990 int gc;
2991
2992 if (is_click)
2993 {
2994 /* If the character under the cursor (skipping white space) is
2995 * not a word character, try finding a match and select a (),
2996 * {}, [], #if/#endif, etc. block. */
2997 end_visual = curwin->w_cursor;
2998 while (gc = gchar_pos(&end_visual), vim_iswhite(gc))
2999 inc(&end_visual);
3000 if (oap != NULL)
3001 oap->motion_type = MCHAR;
3002 if (oap != NULL
3003 && VIsual_mode == 'v'
3004 && !vim_iswordc(gchar_pos(&end_visual))
3005 && equalpos(curwin->w_cursor, VIsual)
3006 && (pos = findmatch(oap, NUL)) != NULL)
3007 {
3008 curwin->w_cursor = *pos;
3009 if (oap->motion_type == MLINE)
3010 VIsual_mode = 'V';
3011 else if (*p_sel == 'e')
3012 {
3013 if (lt(curwin->w_cursor, VIsual))
3014 ++VIsual.col;
3015 else
3016 ++curwin->w_cursor.col;
3017 }
3018 }
3019 }
3020
3021 if (pos == NULL && (is_click || is_drag))
3022 {
3023 /* When not found a match or when dragging: extend to include
3024 * a word. */
3025 if (lt(curwin->w_cursor, orig_cursor))
3026 {
3027 find_start_of_word(&curwin->w_cursor);
3028 find_end_of_word(&VIsual);
3029 }
3030 else
3031 {
3032 find_start_of_word(&VIsual);
3033 if (*p_sel == 'e' && *ml_get_cursor() != NUL)
3034 #ifdef FEAT_MBYTE
3035 curwin->w_cursor.col +=
3036 (*mb_ptr2len)(ml_get_cursor());
3037 #else
3038 ++curwin->w_cursor.col;
3039 #endif
3040 find_end_of_word(&curwin->w_cursor);
3041 }
3042 }
3043 curwin->w_set_curswant = TRUE;
3044 }
3045 if (is_click)
3046 redraw_curbuf_later(INVERTED); /* update the inversion */
3047 }
3048 else if (VIsual_active && !old_active)
3049 {
3050 if (mod_mask & MOD_MASK_ALT)
3051 VIsual_mode = Ctrl_V;
3052 else
3053 VIsual_mode = 'v';
3054 }
3055
3056 /* If Visual mode changed show it later. */
3057 if ((!VIsual_active && old_active && mode_displayed)
3058 || (VIsual_active && p_smd && msg_silent == 0
3059 && (!old_active || VIsual_mode != old_mode)))
3060 redraw_cmdline = TRUE;
3061 #endif
3062
3063 return moved;
3064 }
3065
3066 #ifdef FEAT_VISUAL
3067 /*
3068 * Move "pos" back to the start of the word it's in.
3069 */
3070 static void
3071 find_start_of_word(pos)
3072 pos_T *pos;
3073 {
3074 char_u *line;
3075 int cclass;
3076 int col;
3077
3078 line = ml_get(pos->lnum);
3079 cclass = get_mouse_class(line + pos->col);
3080
3081 while (pos->col > 0)
3082 {
3083 col = pos->col - 1;
3084 #ifdef FEAT_MBYTE
3085 col -= (*mb_head_off)(line, line + col);
3086 #endif
3087 if (get_mouse_class(line + col) != cclass)
3088 break;
3089 pos->col = col;
3090 }
3091 }
3092
3093 /*
3094 * Move "pos" forward to the end of the word it's in.
3095 * When 'selection' is "exclusive", the position is just after the word.
3096 */
3097 static void
3098 find_end_of_word(pos)
3099 pos_T *pos;
3100 {
3101 char_u *line;
3102 int cclass;
3103 int col;
3104
3105 line = ml_get(pos->lnum);
3106 if (*p_sel == 'e' && pos->col > 0)
3107 {
3108 --pos->col;
3109 #ifdef FEAT_MBYTE
3110 pos->col -= (*mb_head_off)(line, line + pos->col);
3111 #endif
3112 }
3113 cclass = get_mouse_class(line + pos->col);
3114 while (line[pos->col] != NUL)
3115 {
3116 #ifdef FEAT_MBYTE
3117 col = pos->col + (*mb_ptr2len)(line + pos->col);
3118 #else
3119 col = pos->col + 1;
3120 #endif
3121 if (get_mouse_class(line + col) != cclass)
3122 {
3123 if (*p_sel == 'e')
3124 pos->col = col;
3125 break;
3126 }
3127 pos->col = col;
3128 }
3129 }
3130
3131 /*
3132 * Get class of a character for selection: same class means same word.
3133 * 0: blank
3134 * 1: punctuation groups
3135 * 2: normal word character
3136 * >2: multi-byte word character.
3137 */
3138 static int
3139 get_mouse_class(p)
3140 char_u *p;
3141 {
3142 int c;
3143
3144 #ifdef FEAT_MBYTE
3145 if (has_mbyte && MB_BYTE2LEN(p[0]) > 1)
3146 return mb_get_class(p);
3147 #endif
3148
3149 c = *p;
3150 if (c == ' ' || c == '\t')
3151 return 0;
3152
3153 if (vim_iswordc(c))
3154 return 2;
3155
3156 /*
3157 * There are a few special cases where we want certain combinations of
3158 * characters to be considered as a single word. These are things like
3159 * "->", "/ *", "*=", "+=", "&=", "<=", ">=", "!=" etc. Otherwise, each
3160 * character is in it's own class.
3161 */
3162 if (c != NUL && vim_strchr((char_u *)"-+*/%<>&|^!=", c) != NULL)
3163 return 1;
3164 return c;
3165 }
3166 #endif /* FEAT_VISUAL */
3167 #endif /* FEAT_MOUSE */
3168
3169 #if defined(FEAT_VISUAL) || defined(PROTO)
3170 /*
3171 * Check if highlighting for visual mode is possible, give a warning message
3172 * if not.
3173 */
3174 void
3175 check_visual_highlight()
3176 {
3177 static int did_check = FALSE;
3178
3179 if (full_screen)
3180 {
3181 if (!did_check && hl_attr(HLF_V) == 0)
3182 MSG(_("Warning: terminal cannot highlight"));
3183 did_check = TRUE;
3184 }
3185 }
3186
3187 /*
3188 * End Visual mode.
3189 * This function should ALWAYS be called to end Visual mode, except from
3190 * do_pending_operator().
3191 */
3192 void
3193 end_visual_mode()
3194 {
3195 #ifdef FEAT_CLIPBOARD
3196 /*
3197 * If we are using the clipboard, then remember what was selected in case
3198 * we need to paste it somewhere while we still own the selection.
3199 * Only do this when the clipboard is already owned. Don't want to grab
3200 * the selection when hitting ESC.
3201 */
3202 if (clip_star.available && clip_star.owned)
3203 clip_auto_select();
3204 #endif
3205
3206 VIsual_active = FALSE;
3207 #ifdef FEAT_MOUSE
3208 setmouse();
3209 mouse_dragging = 0;
3210 #endif
3211
3212 /* Save the current VIsual area for '< and '> marks, and "gv" */
3213 curbuf->b_visual.vi_mode = VIsual_mode;
3214 curbuf->b_visual.vi_start = VIsual;
3215 curbuf->b_visual.vi_end = curwin->w_cursor;
3216 curbuf->b_visual.vi_curswant = curwin->w_curswant;
3217 #ifdef FEAT_EVAL
3218 curbuf->b_visual_mode_eval = VIsual_mode;
3219 #endif
3220 #ifdef FEAT_VIRTUALEDIT
3221 if (!virtual_active())
3222 curwin->w_cursor.coladd = 0;
3223 #endif
3224
3225 if (mode_displayed)
3226 clear_cmdline = TRUE; /* unshow visual mode later */
3227 #ifdef FEAT_CMDL_INFO
3228 else
3229 clear_showcmd();
3230 #endif
3231
3232 adjust_cursor_eol();
3233 }
3234
3235 /*
3236 * Reset VIsual_active and VIsual_reselect.
3237 */
3238 void
3239 reset_VIsual_and_resel()
3240 {
3241 if (VIsual_active)
3242 {
3243 end_visual_mode();
3244 redraw_curbuf_later(INVERTED); /* delete the inversion later */
3245 }
3246 VIsual_reselect = FALSE;
3247 }
3248
3249 /*
3250 * Reset VIsual_active and VIsual_reselect if it's set.
3251 */
3252 void
3253 reset_VIsual()
3254 {
3255 if (VIsual_active)
3256 {
3257 end_visual_mode();
3258 redraw_curbuf_later(INVERTED); /* delete the inversion later */
3259 VIsual_reselect = FALSE;
3260 }
3261 }
3262 #endif /* FEAT_VISUAL */
3263
3264 #if defined(FEAT_BEVAL)
3265 static int find_is_eval_item __ARGS((char_u *ptr, int *colp, int *nbp, int dir));
3266
3267 /*
3268 * Check for a balloon-eval special item to include when searching for an
3269 * identifier. When "dir" is BACKWARD "ptr[-1]" must be valid!
3270 * Returns TRUE if the character at "*ptr" should be included.
3271 * "dir" is FORWARD or BACKWARD, the direction of searching.
3272 * "*colp" is in/decremented if "ptr[-dir]" should also be included.
3273 * "bnp" points to a counter for square brackets.
3274 */
3275 static int
3276 find_is_eval_item(ptr, colp, bnp, dir)
3277 char_u *ptr;
3278 int *colp;
3279 int *bnp;
3280 int dir;
3281 {
3282 /* Accept everything inside []. */
3283 if ((*ptr == ']' && dir == BACKWARD) || (*ptr == '[' && dir == FORWARD))
3284 ++*bnp;
3285 if (*bnp > 0)
3286 {
3287 if ((*ptr == '[' && dir == BACKWARD) || (*ptr == ']' && dir == FORWARD))
3288 --*bnp;
3289 return TRUE;
3290 }
3291
3292 /* skip over "s.var" */
3293 if (*ptr == '.')
3294 return TRUE;
3295
3296 /* two-character item: s->var */
3297 if (ptr[dir == BACKWARD ? 0 : 1] == '>'
3298 && ptr[dir == BACKWARD ? -1 : 0] == '-')
3299 {
3300 *colp += dir;
3301 return TRUE;
3302 }
3303 return FALSE;
3304 }
3305 #endif
3306
3307 /*
3308 * Find the identifier under or to the right of the cursor.
3309 * "find_type" can have one of three values:
3310 * FIND_IDENT: find an identifier (keyword)
3311 * FIND_STRING: find any non-white string
3312 * FIND_IDENT + FIND_STRING: find any non-white string, identifier preferred.
3313 * FIND_EVAL: find text useful for C program debugging
3314 *
3315 * There are three steps:
3316 * 1. Search forward for the start of an identifier/string. Doesn't move if
3317 * already on one.
3318 * 2. Search backward for the start of this identifier/string.
3319 * This doesn't match the real Vi but I like it a little better and it
3320 * shouldn't bother anyone.
3321 * 3. Search forward to the end of this identifier/string.
3322 * When FIND_IDENT isn't defined, we backup until a blank.
3323 *
3324 * Returns the length of the string, or zero if no string is found.
3325 * If a string is found, a pointer to the string is put in "*string". This
3326 * string is not always NUL terminated.
3327 */
3328 int
3329 find_ident_under_cursor(string, find_type)
3330 char_u **string;
3331 int find_type;
3332 {
3333 return find_ident_at_pos(curwin, curwin->w_cursor.lnum,
3334 curwin->w_cursor.col, string, find_type);
3335 }
3336
3337 /*
3338 * Like find_ident_under_cursor(), but for any window and any position.
3339 * However: Uses 'iskeyword' from the current window!.
3340 */
3341 int
3342 find_ident_at_pos(wp, lnum, startcol, string, find_type)
3343 win_T *wp;
3344 linenr_T lnum;
3345 colnr_T startcol;
3346 char_u **string;
3347 int find_type;
3348 {
3349 char_u *ptr;
3350 int col = 0; /* init to shut up GCC */
3351 int i;
3352 #ifdef FEAT_MBYTE
3353 int this_class = 0;
3354 int prev_class;
3355 int prevcol;
3356 #endif
3357 #if defined(FEAT_BEVAL)
3358 int bn = 0; /* bracket nesting */
3359 #endif
3360
3361 /*
3362 * if i == 0: try to find an identifier
3363 * if i == 1: try to find any non-white string
3364 */
3365 ptr = ml_get_buf(wp->w_buffer, lnum, FALSE);
3366 for (i = (find_type & FIND_IDENT) ? 0 : 1; i < 2; ++i)
3367 {
3368 /*
3369 * 1. skip to start of identifier/string
3370 */
3371 col = startcol;
3372 #ifdef FEAT_MBYTE
3373 if (has_mbyte)
3374 {
3375 while (ptr[col] != NUL)
3376 {
3377 # if defined(FEAT_BEVAL)
3378 /* Stop at a ']' to evaluate "a[x]". */
3379 if ((find_type & FIND_EVAL) && ptr[col] == ']')
3380 break;
3381 # endif
3382 this_class = mb_get_class(ptr + col);
3383 if (this_class != 0 && (i == 1 || this_class != 1))
3384 break;
3385 col += (*mb_ptr2len)(ptr + col);
3386 }
3387 }
3388 else
3389 #endif
3390 while (ptr[col] != NUL
3391 && (i == 0 ? !vim_iswordc(ptr[col]) : vim_iswhite(ptr[col]))
3392 # if defined(FEAT_BEVAL)
3393 && (!(find_type & FIND_EVAL) || ptr[col] != ']')
3394 # endif
3395 )
3396 ++col;
3397
3398 #if defined(FEAT_BEVAL)
3399 /* When starting on a ']' count it, so that we include the '['. */
3400 bn = ptr[col] == ']';
3401 #endif
3402
3403 /*
3404 * 2. Back up to start of identifier/string.
3405 */
3406 #ifdef FEAT_MBYTE
3407 if (has_mbyte)
3408 {
3409 /* Remember class of character under cursor. */
3410 # if defined(FEAT_BEVAL)
3411 if ((find_type & FIND_EVAL) && ptr[col] == ']')
3412 this_class = mb_get_class((char_u *)"a");
3413 else
3414 # endif
3415 this_class = mb_get_class(ptr + col);
3416 while (col > 0 && this_class != 0)
3417 {
3418 prevcol = col - 1 - (*mb_head_off)(ptr, ptr + col - 1);
3419 prev_class = mb_get_class(ptr + prevcol);
3420 if (this_class != prev_class
3421 && (i == 0
3422 || prev_class == 0
3423 || (find_type & FIND_IDENT))
3424 # if defined(FEAT_BEVAL)
3425 && (!(find_type & FIND_EVAL)
3426 || prevcol == 0
3427 || !find_is_eval_item(ptr + prevcol, &prevcol,
3428 &bn, BACKWARD))
3429 # endif
3430 )
3431 break;
3432 col = prevcol;
3433 }
3434
3435 /* If we don't want just any old string, or we've found an
3436 * identifier, stop searching. */
3437 if (this_class > 2)
3438 this_class = 2;
3439 if (!(find_type & FIND_STRING) || this_class == 2)
3440 break;
3441 }
3442 else
3443 #endif
3444 {
3445 while (col > 0
3446 && ((i == 0
3447 ? vim_iswordc(ptr[col - 1])
3448 : (!vim_iswhite(ptr[col - 1])
3449 && (!(find_type & FIND_IDENT)
3450 || !vim_iswordc(ptr[col - 1]))))
3451 #if defined(FEAT_BEVAL)
3452 || ((find_type & FIND_EVAL)
3453 && col > 1
3454 && find_is_eval_item(ptr + col - 1, &col,
3455 &bn, BACKWARD))
3456 #endif
3457 ))
3458 --col;
3459
3460 /* If we don't want just any old string, or we've found an
3461 * identifier, stop searching. */
3462 if (!(find_type & FIND_STRING) || vim_iswordc(ptr[col]))
3463 break;
3464 }
3465 }
3466
3467 if (ptr[col] == NUL || (i == 0 && (
3468 #ifdef FEAT_MBYTE
3469 has_mbyte ? this_class != 2 :
3470 #endif
3471 !vim_iswordc(ptr[col]))))
3472 {
3473 /*
3474 * didn't find an identifier or string
3475 */
3476 if (find_type & FIND_STRING)
3477 EMSG(_("E348: No string under cursor"));
3478 else
3479 EMSG(_("E349: No identifier under cursor"));
3480 return 0;
3481 }
3482 ptr += col;
3483 *string = ptr;
3484
3485 /*
3486 * 3. Find the end if the identifier/string.
3487 */
3488 #if defined(FEAT_BEVAL)
3489 bn = 0;
3490 startcol -= col;
3491 #endif
3492 col = 0;
3493 #ifdef FEAT_MBYTE
3494 if (has_mbyte)
3495 {
3496 /* Search for point of changing multibyte character class. */
3497 this_class = mb_get_class(ptr);
3498 while (ptr[col] != NUL
3499 && ((i == 0 ? mb_get_class(ptr + col) == this_class
3500 : mb_get_class(ptr + col) != 0)
3501 # if defined(FEAT_BEVAL)
3502 || ((find_type & FIND_EVAL)
3503 && col <= (int)startcol
3504 && find_is_eval_item(ptr + col, &col, &bn, FORWARD))
3505 # endif
3506 ))
3507 col += (*mb_ptr2len)(ptr + col);
3508 }
3509 else
3510 #endif
3511 while ((i == 0 ? vim_iswordc(ptr[col])
3512 : (ptr[col] != NUL && !vim_iswhite(ptr[col])))
3513 # if defined(FEAT_BEVAL)
3514 || ((find_type & FIND_EVAL)
3515 && col <= (int)startcol
3516 && find_is_eval_item(ptr + col, &col, &bn, FORWARD))
3517 # endif
3518 )
3519 {
3520 ++col;
3521 }
3522
3523 return col;
3524 }
3525
3526 /*
3527 * Prepare for redo of a normal command.
3528 */
3529 static void
3530 prep_redo_cmd(cap)
3531 cmdarg_T *cap;
3532 {
3533 prep_redo(cap->oap->regname, cap->count0,
3534 NUL, cap->cmdchar, NUL, NUL, cap->nchar);
3535 }
3536
3537 /*
3538 * Prepare for redo of any command.
3539 * Note that only the last argument can be a multi-byte char.
3540 */
3541 static void
3542 prep_redo(regname, num, cmd1, cmd2, cmd3, cmd4, cmd5)
3543 int regname;
3544 long num;
3545 int cmd1;
3546 int cmd2;
3547 int cmd3;
3548 int cmd4;
3549 int cmd5;
3550 {
3551 ResetRedobuff();
3552 if (regname != 0) /* yank from specified buffer */
3553 {
3554 AppendCharToRedobuff('"');
3555 AppendCharToRedobuff(regname);
3556 }
3557 if (num)
3558 AppendNumberToRedobuff(num);
3559
3560 if (cmd1 != NUL)
3561 AppendCharToRedobuff(cmd1);
3562 if (cmd2 != NUL)
3563 AppendCharToRedobuff(cmd2);
3564 if (cmd3 != NUL)
3565 AppendCharToRedobuff(cmd3);
3566 if (cmd4 != NUL)
3567 AppendCharToRedobuff(cmd4);
3568 if (cmd5 != NUL)
3569 AppendCharToRedobuff(cmd5);
3570 }
3571
3572 /*
3573 * check for operator active and clear it
3574 *
3575 * return TRUE if operator was active
3576 */
3577 static int
3578 checkclearop(oap)
3579 oparg_T *oap;
3580 {
3581 if (oap->op_type == OP_NOP)
3582 return FALSE;
3583 clearopbeep(oap);
3584 return TRUE;
3585 }
3586
3587 /*
3588 * Check for operator or Visual active. Clear active operator.
3589 *
3590 * Return TRUE if operator or Visual was active.
3591 */
3592 static int
3593 checkclearopq(oap)
3594 oparg_T *oap;
3595 {
3596 if (oap->op_type == OP_NOP
3597 #ifdef FEAT_VISUAL
3598 && !VIsual_active
3599 #endif
3600 )
3601 return FALSE;
3602 clearopbeep(oap);
3603 return TRUE;
3604 }
3605
3606 static void
3607 clearop(oap)
3608 oparg_T *oap;
3609 {
3610 oap->op_type = OP_NOP;
3611 oap->regname = 0;
3612 oap->motion_force = NUL;
3613 oap->use_reg_one = FALSE;
3614 }
3615
3616 static void
3617 clearopbeep(oap)
3618 oparg_T *oap;
3619 {
3620 clearop(oap);
3621 beep_flush();
3622 }
3623
3624 #ifdef FEAT_VISUAL
3625 /*
3626 * Remove the shift modifier from a special key.
3627 */
3628 static void
3629 unshift_special(cap)
3630 cmdarg_T *cap;
3631 {
3632 switch (cap->cmdchar)
3633 {
3634 case K_S_RIGHT: cap->cmdchar = K_RIGHT; break;
3635 case K_S_LEFT: cap->cmdchar = K_LEFT; break;
3636 case K_S_UP: cap->cmdchar = K_UP; break;
3637 case K_S_DOWN: cap->cmdchar = K_DOWN; break;
3638 case K_S_HOME: cap->cmdchar = K_HOME; break;
3639 case K_S_END: cap->cmdchar = K_END; break;
3640 }
3641 cap->cmdchar = simplify_key(cap->cmdchar, &mod_mask);
3642 }
3643 #endif
3644
3645 #if defined(FEAT_CMDL_INFO) || defined(PROTO)
3646 /*
3647 * Routines for displaying a partly typed command
3648 */
3649
3650 #ifdef FEAT_VISUAL /* need room for size of Visual area */
3651 # define SHOWCMD_BUFLEN SHOWCMD_COLS + 1 + 30
3652 #else
3653 # define SHOWCMD_BUFLEN SHOWCMD_COLS + 1
3654 #endif
3655 static char_u showcmd_buf[SHOWCMD_BUFLEN];
3656 static char_u old_showcmd_buf[SHOWCMD_BUFLEN]; /* For push_showcmd() */
3657 static int showcmd_is_clear = TRUE;
3658 static int showcmd_visual = FALSE;
3659
3660 static void display_showcmd __ARGS((void));
3661
3662 void
3663 clear_showcmd()
3664 {
3665 if (!p_sc)
3666 return;
3667
3668 #ifdef FEAT_VISUAL
3669 if (VIsual_active && !char_avail())
3670 {
3671 int i = lt(VIsual, curwin->w_cursor);
3672 long lines;
3673 colnr_T leftcol, rightcol;
3674 linenr_T top, bot;
3675
3676 /* Show the size of the Visual area. */
3677 if (i)
3678 {
3679 top = VIsual.lnum;
3680 bot = curwin->w_cursor.lnum;
3681 }
3682 else
3683 {
3684 top = curwin->w_cursor.lnum;
3685 bot = VIsual.lnum;
3686 }
3687 # ifdef FEAT_FOLDING
3688 /* Include closed folds as a whole. */
3689 hasFolding(top, &top, NULL);
3690 hasFolding(bot, NULL, &bot);
3691 # endif
3692 lines = bot - top + 1;
3693
3694 if (VIsual_mode == Ctrl_V)
3695 {
3696 getvcols(curwin, &curwin->w_cursor, &VIsual, &leftcol, &rightcol);
3697 sprintf((char *)showcmd_buf, "%ldx%ld", lines,
3698 (long)(rightcol - leftcol + 1));
3699 }
3700 else if (VIsual_mode == 'V' || VIsual.lnum != curwin->w_cursor.lnum)
3701 sprintf((char *)showcmd_buf, "%ld", lines);
3702 else
3703 sprintf((char *)showcmd_buf, "%ld", (long)(i
3704 ? curwin->w_cursor.col - VIsual.col
3705 : VIsual.col - curwin->w_cursor.col) + (*p_sel != 'e'));
3706 showcmd_buf[SHOWCMD_COLS] = NUL; /* truncate */
3707 showcmd_visual = TRUE;
3708 }
3709 else
3710 #endif
3711 {
3712 showcmd_buf[0] = NUL;
3713 showcmd_visual = FALSE;
3714
3715 /* Don't actually display something if there is nothing to clear. */
3716 if (showcmd_is_clear)
3717 return;
3718 }
3719
3720 display_showcmd();
3721 }
3722
3723 /*
3724 * Add 'c' to string of shown command chars.
3725 * Return TRUE if output has been written (and setcursor() has been called).
3726 */
3727 int
3728 add_to_showcmd(c)
3729 int c;
3730 {
3731 char_u *p;
3732 int old_len;
3733 int extra_len;
3734 int overflow;
3735 #if defined(FEAT_MOUSE)
3736 int i;
3737 static int ignore[] =
3738 {
3739 # ifdef FEAT_GUI
3740 K_VER_SCROLLBAR, K_HOR_SCROLLBAR,
3741 K_LEFTMOUSE_NM, K_LEFTRELEASE_NM,
3742 # endif
3743 K_IGNORE,
3744 K_LEFTMOUSE, K_LEFTDRAG, K_LEFTRELEASE,
3745 K_MIDDLEMOUSE, K_MIDDLEDRAG, K_MIDDLERELEASE,
3746 K_RIGHTMOUSE, K_RIGHTDRAG, K_RIGHTRELEASE,
3747 K_MOUSEDOWN, K_MOUSEUP,
3748 K_X1MOUSE, K_X1DRAG, K_X1RELEASE, K_X2MOUSE, K_X2DRAG, K_X2RELEASE,
3749 K_CURSORHOLD,
3750 0
3751 };
3752 #endif
3753
3754 if (!p_sc || msg_silent != 0)
3755 return FALSE;
3756
3757 if (showcmd_visual)
3758 {
3759 showcmd_buf[0] = NUL;
3760 showcmd_visual = FALSE;
3761 }
3762
3763 #if defined(FEAT_MOUSE)
3764 /* Ignore keys that are scrollbar updates and mouse clicks */
3765 if (IS_SPECIAL(c))
3766 for (i = 0; ignore[i] != 0; ++i)
3767 if (ignore[i] == c)
3768 return FALSE;
3769 #endif
3770
3771 p = transchar(c);
3772 old_len = (int)STRLEN(showcmd_buf);
3773 extra_len = (int)STRLEN(p);
3774 overflow = old_len + extra_len - SHOWCMD_COLS;
3775 if (overflow > 0)
3776 mch_memmove(showcmd_buf, showcmd_buf + overflow,
3777 old_len - overflow + 1);
3778 STRCAT(showcmd_buf, p);
3779
3780 if (char_avail())
3781 return FALSE;
3782
3783 display_showcmd();
3784
3785 return TRUE;
3786 }
3787
3788 void
3789 add_to_showcmd_c(c)
3790 int c;
3791 {
3792 if (!add_to_showcmd(c))
3793 setcursor();
3794 }
3795
3796 /*
3797 * Delete 'len' characters from the end of the shown command.
3798 */
3799 static void
3800 del_from_showcmd(len)
3801 int len;
3802 {
3803 int old_len;
3804
3805 if (!p_sc)
3806 return;
3807
3808 old_len = (int)STRLEN(showcmd_buf);
3809 if (len > old_len)
3810 len = old_len;
3811 showcmd_buf[old_len - len] = NUL;
3812
3813 if (!char_avail())
3814 display_showcmd();
3815 }
3816
3817 /*
3818 * push_showcmd() and pop_showcmd() are used when waiting for the user to type
3819 * something and there is a partial mapping.
3820 */
3821 void
3822 push_showcmd()
3823 {
3824 if (p_sc)
3825 STRCPY(old_showcmd_buf, showcmd_buf);
3826 }
3827
3828 void
3829 pop_showcmd()
3830 {
3831 if (!p_sc)
3832 return;
3833
3834 STRCPY(showcmd_buf, old_showcmd_buf);
3835
3836 display_showcmd();
3837 }
3838
3839 static void
3840 display_showcmd()
3841 {
3842 int len;
3843
3844 cursor_off();
3845
3846 len = (int)STRLEN(showcmd_buf);
3847 if (len == 0)
3848 showcmd_is_clear = TRUE;
3849 else
3850 {
3851 screen_puts(showcmd_buf, (int)Rows - 1, sc_col, 0);
3852 showcmd_is_clear = FALSE;
3853 }
3854
3855 /*
3856 * clear the rest of an old message by outputting up to SHOWCMD_COLS
3857 * spaces
3858 */
3859 screen_puts((char_u *)" " + len, (int)Rows - 1, sc_col + len, 0);
3860
3861 setcursor(); /* put cursor back where it belongs */
3862 }
3863 #endif
3864
3865 #ifdef FEAT_SCROLLBIND
3866 /*
3867 * When "check" is FALSE, prepare for commands that scroll the window.
3868 * When "check" is TRUE, take care of scroll-binding after the window has
3869 * scrolled. Called from normal_cmd() and edit().
3870 */
3871 void
3872 do_check_scrollbind(check)
3873 int check;
3874 {
3875 static win_T *old_curwin = NULL;
3876 static linenr_T old_topline = 0;
3877 #ifdef FEAT_DIFF
3878 static int old_topfill = 0;
3879 #endif
3880 static buf_T *old_buf = NULL;
3881 static colnr_T old_leftcol = 0;
3882
3883 if (check && curwin->w_p_scb)
3884 {
3885 /* If a ":syncbind" command was just used, don't scroll, only reset
3886 * the values. */
3887 if (did_syncbind)
3888 did_syncbind = FALSE;
3889 else if (curwin == old_curwin)
3890 {
3891 /*
3892 * Synchronize other windows, as necessary according to
3893 * 'scrollbind'. Don't do this after an ":edit" command, except
3894 * when 'diff' is set.
3895 */
3896 if ((curwin->w_buffer == old_buf
3897 #ifdef FEAT_DIFF
3898 || curwin->w_p_diff
3899 #endif
3900 )
3901 && (curwin->w_topline != old_topline
3902 #ifdef FEAT_DIFF
3903 || curwin->w_topfill != old_topfill
3904 #endif
3905 || curwin->w_leftcol != old_leftcol))
3906 {
3907 check_scrollbind(curwin->w_topline - old_topline,
3908 (long)(curwin->w_leftcol - old_leftcol));
3909 }
3910 }
3911 else if (vim_strchr(p_sbo, 'j')) /* jump flag set in 'scrollopt' */
3912 {
3913 /*
3914 * When switching between windows, make sure that the relative
3915 * vertical offset is valid for the new window. The relative
3916 * offset is invalid whenever another 'scrollbind' window has
3917 * scrolled to a point that would force the current window to
3918 * scroll past the beginning or end of its buffer. When the
3919 * resync is performed, some of the other 'scrollbind' windows may
3920 * need to jump so that the current window's relative position is
3921 * visible on-screen.
3922 */
3923 check_scrollbind(curwin->w_topline - curwin->w_scbind_pos, 0L);
3924 }
3925 curwin->w_scbind_pos = curwin->w_topline;
3926 }
3927
3928 old_curwin = curwin;
3929 old_topline = curwin->w_topline;
3930 #ifdef FEAT_DIFF
3931 old_topfill = curwin->w_topfill;
3932 #endif
3933 old_buf = curwin->w_buffer;
3934 old_leftcol = curwin->w_leftcol;
3935 }
3936
3937 /*
3938 * Synchronize any windows that have "scrollbind" set, based on the
3939 * number of rows by which the current window has changed
3940 * (1998-11-02 16:21:01 R. Edward Ralston <eralston@computer.org>)
3941 */
3942 void
3943 check_scrollbind(topline_diff, leftcol_diff)
3944 linenr_T topline_diff;
3945 long leftcol_diff;
3946 {
3947 int want_ver;
3948 int want_hor;
3949 win_T *old_curwin = curwin;
3950 buf_T *old_curbuf = curbuf;
3951 #ifdef FEAT_VISUAL
3952 int old_VIsual_select = VIsual_select;
3953 int old_VIsual_active = VIsual_active;
3954 #endif
3955 colnr_T tgt_leftcol = curwin->w_leftcol;
3956 long topline;
3957 long y;
3958
3959 /*
3960 * check 'scrollopt' string for vertical and horizontal scroll options
3961 */
3962 want_ver = (vim_strchr(p_sbo, 'v') && topline_diff != 0);
3963 #ifdef FEAT_DIFF
3964 want_ver |= old_curwin->w_p_diff;
3965 #endif
3966 want_hor = (vim_strchr(p_sbo, 'h') && (leftcol_diff || topline_diff != 0));
3967
3968 /*
3969 * loop through the scrollbound windows and scroll accordingly
3970 */
3971 #ifdef FEAT_VISUAL
3972 VIsual_select = VIsual_active = 0;
3973 #endif
3974 for (curwin = firstwin; curwin; curwin = curwin->w_next)
3975 {
3976 curbuf = curwin->w_buffer;
3977 /* skip original window and windows with 'noscrollbind' */
3978 if (curwin != old_curwin && curwin->w_p_scb)
3979 {
3980 /*
3981 * do the vertical scroll
3982 */
3983 if (want_ver)
3984 {
3985 #ifdef FEAT_DIFF
3986 if (old_curwin->w_p_diff && curwin->w_p_diff)
3987 {
3988 diff_set_topline(old_curwin, curwin);
3989 }
3990 else
3991 #endif
3992 {
3993 curwin->w_scbind_pos += topline_diff;
3994 topline = curwin->w_scbind_pos;
3995 if (topline > curbuf->b_ml.ml_line_count)
3996 topline = curbuf->b_ml.ml_line_count;
3997 if (topline < 1)
3998 topline = 1;
3999
4000 y = topline - curwin->w_topline;
4001 if (y > 0)
4002 scrollup(y, FALSE);
4003 else
4004 scrolldown(-y, FALSE);
4005 }
4006
4007 redraw_later(VALID);
4008 cursor_correct();
4009 #ifdef FEAT_WINDOWS
4010 curwin->w_redr_status = TRUE;
4011 #endif
4012 }
4013
4014 /*
4015 * do the horizontal scroll
4016 */
4017 if (want_hor && curwin->w_leftcol != tgt_leftcol)
4018 {
4019 curwin->w_leftcol = tgt_leftcol;
4020 leftcol_changed();
4021 }
4022 }
4023 }
4024
4025 /*
4026 * reset current-window
4027 */
4028 #ifdef FEAT_VISUAL
4029 VIsual_select = old_VIsual_select;
4030 VIsual_active = old_VIsual_active;
4031 #endif
4032 curwin = old_curwin;
4033 curbuf = old_curbuf;
4034 }
4035 #endif /* #ifdef FEAT_SCROLLBIND */
4036
4037 /*
4038 * Command character that's ignored.
4039 * Used for CTRL-Q and CTRL-S to avoid problems with terminals that use
4040 * xon/xoff
4041 */
4042 static void
4043 nv_ignore(cap)
4044 cmdarg_T *cap;
4045 {
4046 cap->retval |= CA_COMMAND_BUSY; /* don't call edit() now */
4047 }
4048
4049 /*
4050 * Command character that doesn't do anything, but unlike nv_ignore() does
4051 * start edit(). Used for "startinsert" executed while starting up.
4052 */
4053 /*ARGSUSED */
4054 static void
4055 nv_nop(cap)
4056 cmdarg_T *cap;
4057 {
4058 }
4059
4060 /*
4061 * Command character doesn't exist.
4062 */
4063 static void
4064 nv_error(cap)
4065 cmdarg_T *cap;
4066 {
4067 clearopbeep(cap->oap);
4068 }
4069
4070 /*
4071 * <Help> and <F1> commands.
4072 */
4073 static void
4074 nv_help(cap)
4075 cmdarg_T *cap;
4076 {
4077 if (!checkclearopq(cap->oap))
4078 ex_help(NULL);
4079 }
4080
4081 /*
4082 * CTRL-A and CTRL-X: Add or subtract from letter or number under cursor.
4083 */
4084 static void
4085 nv_addsub(cap)
4086 cmdarg_T *cap;
4087 {
4088 if (!checkclearopq(cap->oap)
4089 && do_addsub((int)cap->cmdchar, cap->count1) == OK)
4090 prep_redo_cmd(cap);
4091 }
4092
4093 /*
4094 * CTRL-F, CTRL-B, etc: Scroll page up or down.
4095 */
4096 static void
4097 nv_page(cap)
4098 cmdarg_T *cap;
4099 {
4100 if (!checkclearop(cap->oap))
4101 {
4102 #ifdef FEAT_WINDOWS
4103 if (mod_mask & MOD_MASK_CTRL)
4104 {
4105 /* <C-PageUp>: tab page back; <C-PageDown>: tab page forward */
4106 if (cap->arg == BACKWARD)
4107 goto_tabpage(-(int)cap->count1);
4108 else
4109 goto_tabpage((int)cap->count0);
4110 }
4111 else
4112 #endif
4113 (void)onepage(cap->arg, cap->count1);
4114 }
4115 }
4116
4117 /*
4118 * Implementation of "gd" and "gD" command.
4119 */
4120 static void
4121 nv_gd(oap, nchar, thisblock)
4122 oparg_T *oap;
4123 int nchar;
4124 int thisblock; /* 1 for "1gd" and "1gD" */
4125 {
4126 int len;
4127 char_u *ptr;
4128
4129 if ((len = find_ident_under_cursor(&ptr, FIND_IDENT)) == 0
4130 || find_decl(ptr, len, nchar == 'd', thisblock, 0) == FAIL)
4131 clearopbeep(oap);
4132 #ifdef FEAT_FOLDING
4133 else if ((fdo_flags & FDO_SEARCH) && KeyTyped && oap->op_type == OP_NOP)
4134 foldOpenCursor();
4135 #endif
4136 }
4137
4138 /*
4139 * Search for variable declaration of "ptr[len]".
4140 * When "locally" is TRUE in the current function ("gd"), otherwise in the
4141 * current file ("gD").
4142 * When "thisblock" is TRUE check the {} block scope.
4143 * Return FAIL when not found.
4144 */
4145 int
4146 find_decl(ptr, len, locally, thisblock, searchflags)
4147 char_u *ptr;
4148 int len;
4149 int locally;
4150 int thisblock;
4151 int searchflags; /* flags passed to searchit() */
4152 {
4153 char_u *pat;
4154 pos_T old_pos;
4155 pos_T par_pos;
4156 pos_T found_pos;
4157 int t;
4158 int save_p_ws;
4159 int save_p_scs;
4160 int retval = OK;
4161 int incll;
4162
4163 if ((pat = alloc(len + 7)) == NULL)
4164 return FAIL;
4165
4166 /* Put "\V" before the pattern to avoid that the special meaning of "."
4167 * and "~" causes trouble. */
4168 sprintf((char *)pat, vim_iswordp(ptr) ? "\\V\\<%.*s\\>" : "\\V%.*s",
4169 len, ptr);
4170 old_pos = curwin->w_cursor;
4171 save_p_ws = p_ws;
4172 save_p_scs = p_scs;
4173 p_ws = FALSE; /* don't wrap around end of file now */
4174 p_scs = FALSE; /* don't switch ignorecase off now */
4175
4176 /*
4177 * With "gD" go to line 1.
4178 * With "gd" Search back for the start of the current function, then go
4179 * back until a blank line. If this fails go to line 1.
4180 */
4181 if (!locally || !findpar(&incll, BACKWARD, 1L, '{', FALSE))
4182 {
4183 setpcmark(); /* Set in findpar() otherwise */
4184 curwin->w_cursor.lnum = 1;
4185 par_pos = curwin->w_cursor;
4186 }
4187 else
4188 {
4189 par_pos = curwin->w_cursor;
4190 while (curwin->w_cursor.lnum > 1 && *skipwhite(ml_get_curline()) != NUL)
4191 --curwin->w_cursor.lnum;
4192 }
4193 curwin->w_cursor.col = 0;
4194
4195 /* Search forward for the identifier, ignore comment lines. */
4196 clearpos(&found_pos);
4197 for (;;)
4198 {
4199 t = searchit(curwin, curbuf, &curwin->w_cursor, FORWARD,
4200 pat, 1L, searchflags, RE_LAST, (linenr_T)0, NULL);
4201 if (curwin->w_cursor.lnum >= old_pos.lnum)
4202 t = FAIL; /* match after start is failure too */
4203
4204 if (thisblock && t != FAIL)
4205 {
4206 pos_T *pos;
4207
4208 /* Check that the block the match is in doesn't end before the
4209 * position where we started the search from. */
4210 if ((pos = findmatchlimit(NULL, '}', FM_FORWARD,
4211 (int)(old_pos.lnum - curwin->w_cursor.lnum + 1))) != NULL
4212 && pos->lnum < old_pos.lnum)
4213 continue;
4214 }
4215
4216 if (t == FAIL)
4217 {
4218 /* If we previously found a valid position, use it. */
4219 if (found_pos.lnum != 0)
4220 {
4221 curwin->w_cursor = found_pos;
4222 t = OK;
4223 }
4224 break;
4225 }
4226 #ifdef FEAT_COMMENTS
4227 if (get_leader_len(ml_get_curline(), NULL, FALSE) > 0)
4228 {
4229 /* Ignore this line, continue at start of next line. */
4230 ++curwin->w_cursor.lnum;
4231 curwin->w_cursor.col = 0;
4232 continue;
4233 }
4234 #endif
4235 if (!locally) /* global search: use first match found */
4236 break;
4237 if (curwin->w_cursor.lnum >= par_pos.lnum)
4238 {
4239 /* If we previously found a valid position, use it. */
4240 if (found_pos.lnum != 0)
4241 curwin->w_cursor = found_pos;
4242 break;
4243 }
4244
4245 /* For finding a local variable and the match is before the "{" search
4246 * to find a later match. For K&R style function declarations this
4247 * skips the function header without types. */
4248 found_pos = curwin->w_cursor;
4249 }
4250
4251 if (t == FAIL)
4252 {
4253 retval = FAIL;
4254 curwin->w_cursor = old_pos;
4255 }
4256 else
4257 {
4258 curwin->w_set_curswant = TRUE;
4259 /* "n" searches forward now */
4260 reset_search_dir();
4261 }
4262
4263 vim_free(pat);
4264 p_ws = save_p_ws;
4265 p_scs = save_p_scs;
4266
4267 return retval;
4268 }
4269
4270 /*
4271 * Move 'dist' lines in direction 'dir', counting lines by *screen*
4272 * lines rather than lines in the file.
4273 * 'dist' must be positive.
4274 *
4275 * Return OK if able to move cursor, FAIL otherwise.
4276 */
4277 static int
4278 nv_screengo(oap, dir, dist)
4279 oparg_T *oap;
4280 int dir;
4281 long dist;
4282 {
4283 int linelen = linetabsize(ml_get_curline());
4284 int retval = OK;
4285 int atend = FALSE;
4286 int n;
4287 int col_off1; /* margin offset for first screen line */
4288 int col_off2; /* margin offset for wrapped screen line */
4289 int width1; /* text width for first screen line */
4290 int width2; /* test width for wrapped screen line */
4291
4292 oap->motion_type = MCHAR;
4293 oap->inclusive = FALSE;
4294
4295 col_off1 = curwin_col_off();
4296 col_off2 = col_off1 - curwin_col_off2();
4297 width1 = W_WIDTH(curwin) - col_off1;
4298 width2 = W_WIDTH(curwin) - col_off2;
4299
4300 #ifdef FEAT_VERTSPLIT
4301 if (curwin->w_width != 0)
4302 {
4303 #endif
4304 /*
4305 * Instead of sticking at the last character of the buffer line we
4306 * try to stick in the last column of the screen.
4307 */
4308 if (curwin->w_curswant == MAXCOL)
4309 {
4310 atend = TRUE;
4311 validate_virtcol();
4312 if (width1 <= 0)
4313 curwin->w_curswant = 0;
4314 else
4315 {
4316 curwin->w_curswant = width1 - 1;
4317 if (curwin->w_virtcol > curwin->w_curswant)
4318 curwin->w_curswant += ((curwin->w_virtcol
4319 - curwin->w_curswant - 1) / width2 + 1) * width2;
4320 }
4321 }
4322 else
4323 {
4324 if (linelen > width1)
4325 n = ((linelen - width1 - 1) / width2 + 1) * width2 + width1;
4326 else
4327 n = width1;
4328 if (curwin->w_curswant > (colnr_T)n + 1)
4329 curwin->w_curswant -= ((curwin->w_curswant - n) / width2 + 1)
4330 * width2;
4331 }
4332
4333 while (dist--)
4334 {
4335 if (dir == BACKWARD)
4336 {
4337 if ((long)curwin->w_curswant >= width2)
4338 /* move back within line */
4339 curwin->w_curswant -= width2;
4340 else
4341 {
4342 /* to previous line */
4343 if (curwin->w_cursor.lnum == 1)
4344 {
4345 retval = FAIL;
4346 break;
4347 }
4348 --curwin->w_cursor.lnum;
4349 #ifdef FEAT_FOLDING
4350 /* Move to the start of a closed fold. Don't do that when
4351 * 'foldopen' contains "all": it will open in a moment. */
4352 if (!(fdo_flags & FDO_ALL))
4353 (void)hasFolding(curwin->w_cursor.lnum,
4354 &curwin->w_cursor.lnum, NULL);
4355 #endif
4356 linelen = linetabsize(ml_get_curline());
4357 if (linelen > width1)
4358 curwin->w_curswant += (((linelen - width1 - 1) / width2)
4359 + 1) * width2;
4360 }
4361 }
4362 else /* dir == FORWARD */
4363 {
4364 if (linelen > width1)
4365 n = ((linelen - width1 - 1) / width2 + 1) * width2 + width1;
4366 else
4367 n = width1;
4368 if (curwin->w_curswant + width2 < (colnr_T)n)
4369 /* move forward within line */
4370 curwin->w_curswant += width2;
4371 else
4372 {
4373 /* to next line */
4374 #ifdef FEAT_FOLDING
4375 /* Move to the end of a closed fold. */
4376 (void)hasFolding(curwin->w_cursor.lnum, NULL,
4377 &curwin->w_cursor.lnum);
4378 #endif
4379 if (curwin->w_cursor.lnum == curbuf->b_ml.ml_line_count)
4380 {
4381 retval = FAIL;
4382 break;
4383 }
4384 curwin->w_cursor.lnum++;
4385 curwin->w_curswant %= width2;
4386 }
4387 }
4388 }
4389 #ifdef FEAT_VERTSPLIT
4390 }
4391 #endif
4392
4393 coladvance(curwin->w_curswant);
4394
4395 #if defined(FEAT_LINEBREAK) || defined(FEAT_MBYTE)
4396 if (curwin->w_cursor.col > 0 && curwin->w_p_wrap)
4397 {
4398 /*
4399 * Check for landing on a character that got split at the end of the
4400 * last line. We want to advance a screenline, not end up in the same
4401 * screenline or move two screenlines.
4402 */
4403 validate_virtcol();
4404 if (curwin->w_virtcol > curwin->w_curswant
4405 && (curwin->w_curswant < (colnr_T)width1
4406 ? (curwin->w_curswant > (colnr_T)width1 / 2)
4407 : ((curwin->w_curswant - width1) % width2
4408 > (colnr_T)width2 / 2)))
4409 --curwin->w_cursor.col;
4410 }
4411 #endif
4412
4413 if (atend)
4414 curwin->w_curswant = MAXCOL; /* stick in the last column */
4415
4416 return retval;
4417 }
4418
4419 #ifdef FEAT_MOUSE
4420 /*
4421 * Mouse scroll wheel: Default action is to scroll three lines, or one page
4422 * when Shift or Ctrl is used.
4423 * K_MOUSEUP (cap->arg == TRUE) or K_MOUSEDOWN (cap->arg == FALSE)
4424 */
4425 static void
4426 nv_mousescroll(cap)
4427 cmdarg_T *cap;
4428 {
4429 # ifdef FEAT_GUI_SCROLL_WHEEL_FORCE
4430 int scroll_wheel_force = 0;
4431 # endif
4432 # if defined(FEAT_GUI) && defined(FEAT_WINDOWS)
4433 win_T *old_curwin = curwin;
4434
4435 /* Currently we only get the mouse coordinates in the GUI. */
4436 if (gui.in_use && mouse_row >= 0 && mouse_col >= 0)
4437 {
4438 int row, col;
4439
4440 row = mouse_row;
4441 col = mouse_col;
4442
4443 /* find the window at the pointer coordinates */
4444 curwin = mouse_find_win(&row, &col);
4445 curbuf = curwin->w_buffer;
4446 }
4447 # endif
4448
4449 if (mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL))
4450 {
4451 (void)onepage(cap->arg ? FORWARD : BACKWARD, 1L);
4452 }
4453 else
4454 {
4455 # ifdef FEAT_GUI_SCROLL_WHEEL_FORCE
4456 if (gui.in_use && gui.scroll_wheel_force >= 1) {
4457 scroll_wheel_force = gui.scroll_wheel_force;
4458 if (scroll_wheel_force > 1000)
4459 scroll_wheel_force = 1000;
4460
4461 cap->count1 = scroll_wheel_force;
4462 cap->count0 = scroll_wheel_force;
4463 } else {
4464 cap->count1 = 3;
4465 cap->count0 = 3;
4466 }
4467 # else
4468 cap->count1 = 3;
4469 cap->count0 = 3;
4470 # endif
4471 nv_scroll_line(cap);
4472 }
4473
4474 # if defined(FEAT_GUI) && defined(FEAT_WINDOWS)
4475 curwin->w_redr_status = TRUE;
4476
4477 curwin = old_curwin;
4478 curbuf = curwin->w_buffer;
4479 # endif
4480 }
4481
4482 /*
4483 * Mouse clicks and drags.
4484 */
4485 static void
4486 nv_mouse(cap)
4487 cmdarg_T *cap;
4488 {
4489 (void)do_mouse(cap->oap, cap->cmdchar, BACKWARD, cap->count1, 0);
4490 }
4491 #endif
4492
4493 /*
4494 * Handle CTRL-E and CTRL-Y commands: scroll a line up or down.
4495 * cap->arg must be TRUE for CTRL-E.
4496 */
4497 static void
4498 nv_scroll_line(cap)
4499 cmdarg_T *cap;
4500 {
4501 if (!checkclearop(cap->oap))
4502 scroll_redraw(cap->arg, cap->count1);
4503 }
4504
4505 /*
4506 * Scroll "count" lines up or down, and redraw.
4507 */
4508 void
4509 scroll_redraw(up, count)
4510 int up;
4511 long count;
4512 {
4513 linenr_T prev_topline = curwin->w_topline;
4514 #ifdef FEAT_DIFF
4515 int prev_topfill = curwin->w_topfill;
4516 #endif
4517 linenr_T prev_lnum = curwin->w_cursor.lnum;
4518
4519 if (up)
4520 scrollup(count, TRUE);
4521 else
4522 scrolldown(count, TRUE);
4523 if (p_so)
4524 {
4525 /* Adjust the cursor position for 'scrolloff'. Mark w_topline as
4526 * valid, otherwise the screen jumps back at the end of the file. */
4527 cursor_correct();
4528 check_cursor_moved(curwin);
4529 curwin->w_valid |= VALID_TOPLINE;
4530
4531 /* If moved back to where we were, at least move the cursor, otherwise
4532 * we get stuck at one position. Don't move the cursor up if the
4533 * first line of the buffer is already on the screen */
4534 while (curwin->w_topline == prev_topline
4535 #ifdef FEAT_DIFF
4536 && curwin->w_topfill == prev_topfill
4537 #endif
4538 )
4539 {
4540 if (up)
4541 {
4542 if (curwin->w_cursor.lnum > prev_lnum
4543 || cursor_down(1L, FALSE) == FAIL)
4544 break;
4545 }
4546 else
4547 {
4548 if (curwin->w_cursor.lnum < prev_lnum
4549 || prev_topline == 1L
4550 || cursor_up(1L, FALSE) == FAIL)
4551 break;
4552 }
4553 /* Mark w_topline as valid, otherwise the screen jumps back at the
4554 * end of the file. */
4555 check_cursor_moved(curwin);
4556 curwin->w_valid |= VALID_TOPLINE;
4557 }
4558 }
4559 if (curwin->w_cursor.lnum != prev_lnum)
4560 coladvance(curwin->w_curswant);
4561 redraw_later(VALID);
4562 }
4563
4564 /*
4565 * Commands that start with "z".
4566 */
4567 static void
4568 nv_zet(cap)
4569 cmdarg_T *cap;
4570 {
4571 long n;
4572 colnr_T col;
4573 int nchar = cap->nchar;
4574 #ifdef FEAT_FOLDING
4575 long old_fdl = curwin->w_p_fdl;
4576 int old_fen = curwin->w_p_fen;
4577 #endif
4578 #ifdef FEAT_SPELL
4579 int undo = FALSE;
4580 #endif
4581
4582 if (VIM_ISDIGIT(nchar))
4583 {
4584 /*
4585 * "z123{nchar}": edit the count before obtaining {nchar}
4586 */
4587 if (checkclearop(cap->oap))
4588 return;
4589 n = nchar - '0';
4590 for (;;)
4591 {
4592 #ifdef USE_ON_FLY_SCROLL
4593 dont_scroll = TRUE; /* disallow scrolling here */
4594 #endif
4595 ++no_mapping;
4596 ++allow_keys; /* no mapping for nchar, but allow key codes */
4597 nchar = plain_vgetc();
4598 #ifdef FEAT_LANGMAP
4599 LANGMAP_ADJUST(nchar, TRUE);
4600 #endif
4601 --no_mapping;
4602 --allow_keys;
4603 #ifdef FEAT_CMDL_INFO
4604 (void)add_to_showcmd(nchar);
4605 #endif
4606 if (nchar == K_DEL || nchar == K_KDEL)
4607 n /= 10;
4608 else if (VIM_ISDIGIT(nchar))
4609 n = n * 10 + (nchar - '0');
4610 else if (nchar == CAR)
4611 {
4612 #ifdef FEAT_GUI
4613 need_mouse_correct = TRUE;
4614 #endif
4615 win_setheight((int)n);
4616 break;
4617 }
4618 else if (nchar == 'l'
4619 || nchar == 'h'
4620 || nchar == K_LEFT
4621 || nchar == K_RIGHT)
4622 {
4623 cap->count1 = n ? n * cap->count1 : cap->count1;
4624 goto dozet;
4625 }
4626 else
4627 {
4628 clearopbeep(cap->oap);
4629 break;
4630 }
4631 }
4632 cap->oap->op_type = OP_NOP;
4633 return;
4634 }
4635
4636 dozet:
4637 if (
4638 #ifdef FEAT_FOLDING
4639 /* "zf" and "zF" are always an operator, "zd", "zo", "zO", "zc"
4640 * and "zC" only in Visual mode. "zj" and "zk" are motion
4641 * commands. */
4642 cap->nchar != 'f' && cap->nchar != 'F'
4643 && !(VIsual_active && vim_strchr((char_u *)"dcCoO", cap->nchar))
4644 && cap->nchar != 'j' && cap->nchar != 'k'
4645 &&
4646 #endif
4647 checkclearop(cap->oap))
4648 return;
4649
4650 /*
4651 * For "z+", "z<CR>", "zt", "z.", "zz", "z^", "z-", "zb":
4652 * If line number given, set cursor.
4653 */
4654 if ((vim_strchr((char_u *)"+\r\nt.z^-b", nchar) != NULL)
4655 && cap->count0
4656 && cap->count0 != curwin->w_cursor.lnum)
4657 {
4658 setpcmark();
4659 if (cap->count0 > curbuf->b_ml.ml_line_count)
4660 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count;
4661 else
4662 curwin->w_cursor.lnum = cap->count0;
4663 check_cursor_col();
4664 }
4665
4666 switch (nchar)
4667 {
4668 /* "z+", "z<CR>" and "zt": put cursor at top of screen */
4669 case '+':
4670 if (cap->count0 == 0)
4671 {
4672 /* No count given: put cursor at the line below screen */
4673 validate_botline(); /* make sure w_botline is valid */
4674 if (curwin->w_botline > curbuf->b_ml.ml_line_count)
4675 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count;
4676 else
4677 curwin->w_cursor.lnum = curwin->w_botline;
4678 }
4679 /* FALLTHROUGH */
4680 case NL:
4681 case CAR:
4682 case K_KENTER:
4683 beginline(BL_WHITE | BL_FIX);
4684 /* FALLTHROUGH */
4685
4686 case 't': scroll_cursor_top(0, TRUE);
4687 redraw_later(VALID);
4688 break;
4689
4690 /* "z." and "zz": put cursor in middle of screen */
4691 case '.': beginline(BL_WHITE | BL_FIX);
4692 /* FALLTHROUGH */
4693
4694 case 'z': scroll_cursor_halfway(TRUE);
4695 redraw_later(VALID);
4696 break;
4697
4698 /* "z^", "z-" and "zb": put cursor at bottom of screen */
4699 case '^': /* Strange Vi behavior: <count>z^ finds line at top of window
4700 * when <count> is at bottom of window, and puts that one at
4701 * bottom of window. */
4702 if (cap->count0 != 0)
4703 {
4704 scroll_cursor_bot(0, TRUE);
4705 curwin->w_cursor.lnum = curwin->w_topline;
4706 }
4707 else if (curwin->w_topline == 1)
4708 curwin->w_cursor.lnum = 1;
4709 else
4710 curwin->w_cursor.lnum = curwin->w_topline - 1;
4711 /* FALLTHROUGH */
4712 case '-':
4713 beginline(BL_WHITE | BL_FIX);
4714 /* FALLTHROUGH */
4715
4716 case 'b': scroll_cursor_bot(0, TRUE);
4717 redraw_later(VALID);
4718 break;
4719
4720 /* "zH" - scroll screen right half-page */
4721 case 'H':
4722 cap->count1 *= W_WIDTH(curwin) / 2;
4723 /* FALLTHROUGH */
4724
4725 /* "zh" - scroll screen to the right */
4726 case 'h':
4727 case K_LEFT:
4728 if (!curwin->w_p_wrap)
4729 {
4730 if ((colnr_T)cap->count1 > curwin->w_leftcol)
4731 curwin->w_leftcol = 0;
4732 else
4733 curwin->w_leftcol -= (colnr_T)cap->count1;
4734 leftcol_changed();
4735 }
4736 break;
4737
4738 /* "zL" - scroll screen left half-page */
4739 case 'L': cap->count1 *= W_WIDTH(curwin) / 2;
4740 /* FALLTHROUGH */
4741
4742 /* "zl" - scroll screen to the left */
4743 case 'l':
4744 case K_RIGHT:
4745 if (!curwin->w_p_wrap)
4746 {
4747 /* scroll the window left */
4748 curwin->w_leftcol += (colnr_T)cap->count1;
4749 leftcol_changed();
4750 }
4751 break;
4752
4753 /* "zs" - scroll screen, cursor at the start */
4754 case 's': if (!curwin->w_p_wrap)
4755 {
4756 #ifdef FEAT_FOLDING
4757 if (hasFolding(curwin->w_cursor.lnum, NULL, NULL))
4758 col = 0; /* like the cursor is in col 0 */
4759 else
4760 #endif
4761 getvcol(curwin, &curwin->w_cursor, &col, NULL, NULL);
4762 if ((long)col > p_siso)
4763 col -= p_siso;
4764 else
4765 col = 0;
4766 if (curwin->w_leftcol != col)
4767 {
4768 curwin->w_leftcol = col;
4769 redraw_later(NOT_VALID);
4770 }
4771 }
4772 break;
4773
4774 /* "ze" - scroll screen, cursor at the end */
4775 case 'e': if (!curwin->w_p_wrap)
4776 {
4777 #ifdef FEAT_FOLDING
4778 if (hasFolding(curwin->w_cursor.lnum, NULL, NULL))
4779 col = 0; /* like the cursor is in col 0 */
4780 else
4781 #endif
4782 getvcol(curwin, &curwin->w_cursor, NULL, NULL, &col);
4783 n = W_WIDTH(curwin) - curwin_col_off();
4784 if ((long)col + p_siso < n)
4785 col = 0;
4786 else
4787 col = col + p_siso - n + 1;
4788 if (curwin->w_leftcol != col)
4789 {
4790 curwin->w_leftcol = col;
4791 redraw_later(NOT_VALID);
4792 }
4793 }
4794 break;
4795
4796 #ifdef FEAT_FOLDING
4797 /* "zF": create fold command */
4798 /* "zf": create fold operator */
4799 case 'F':
4800 case 'f': if (foldManualAllowed(TRUE))
4801 {
4802 cap->nchar = 'f';
4803 nv_operator(cap);
4804 curwin->w_p_fen = TRUE;
4805
4806 /* "zF" is like "zfzf" */
4807 if (nchar == 'F' && cap->oap->op_type == OP_FOLD)
4808 {
4809 nv_operator(cap);
4810 finish_op = TRUE;
4811 }
4812 }
4813 else
4814 clearopbeep(cap->oap);
4815 break;
4816
4817 /* "zd": delete fold at cursor */
4818 /* "zD": delete fold at cursor recursively */
4819 case 'd':
4820 case 'D': if (foldManualAllowed(FALSE))
4821 {
4822 if (VIsual_active)
4823 nv_operator(cap);
4824 else
4825 deleteFold(curwin->w_cursor.lnum,
4826 curwin->w_cursor.lnum, nchar == 'D', FALSE);
4827 }
4828 break;
4829
4830 /* "zE": erease all folds */
4831 case 'E': if (foldmethodIsManual(curwin))
4832 {
4833 clearFolding(curwin);
4834 changed_window_setting();
4835 }
4836 else if (foldmethodIsMarker(curwin))
4837 deleteFold((linenr_T)1, curbuf->b_ml.ml_line_count,
4838 TRUE, FALSE);
4839 else
4840 EMSG(_("E352: Cannot erase folds with current 'foldmethod'"));
4841 break;
4842
4843 /* "zn": fold none: reset 'foldenable' */
4844 case 'n': curwin->w_p_fen = FALSE;
4845 break;
4846
4847 /* "zN": fold Normal: set 'foldenable' */
4848 case 'N': curwin->w_p_fen = TRUE;
4849 break;
4850
4851 /* "zi": invert folding: toggle 'foldenable' */
4852 case 'i': curwin->w_p_fen = !curwin->w_p_fen;
4853 break;
4854
4855 /* "za": open closed fold or close open fold at cursor */
4856 case 'a': if (hasFolding(curwin->w_cursor.lnum, NULL, NULL))
4857 openFold(curwin->w_cursor.lnum, cap->count1);
4858 else
4859 {
4860 closeFold(curwin->w_cursor.lnum, cap->count1);
4861 curwin->w_p_fen = TRUE;
4862 }
4863 break;
4864
4865 /* "zA": open fold at cursor recursively */
4866 case 'A': if (hasFolding(curwin->w_cursor.lnum, NULL, NULL))
4867 openFoldRecurse(curwin->w_cursor.lnum);
4868 else
4869 {
4870 closeFoldRecurse(curwin->w_cursor.lnum);
4871 curwin->w_p_fen = TRUE;
4872 }
4873 break;
4874
4875 /* "zo": open fold at cursor or Visual area */
4876 case 'o': if (VIsual_active)
4877 nv_operator(cap);
4878 else
4879 openFold(curwin->w_cursor.lnum, cap->count1);
4880 break;
4881
4882 /* "zO": open fold recursively */
4883 case 'O': if (VIsual_active)
4884 nv_operator(cap);
4885 else
4886 openFoldRecurse(curwin->w_cursor.lnum);
4887 break;
4888
4889 /* "zc": close fold at cursor or Visual area */
4890 case 'c': if (VIsual_active)
4891 nv_operator(cap);
4892 else
4893 closeFold(curwin->w_cursor.lnum, cap->count1);
4894 curwin->w_p_fen = TRUE;
4895 break;
4896
4897 /* "zC": close fold recursively */
4898 case 'C': if (VIsual_active)
4899 nv_operator(cap);
4900 else
4901 closeFoldRecurse(curwin->w_cursor.lnum);
4902 curwin->w_p_fen = TRUE;
4903 break;
4904
4905 /* "zv": open folds at the cursor */
4906 case 'v': foldOpenCursor();
4907 break;
4908
4909 /* "zx": re-apply 'foldlevel' and open folds at the cursor */
4910 case 'x': curwin->w_p_fen = TRUE;
4911 newFoldLevel(); /* update right now */
4912 foldOpenCursor();
4913 break;
4914
4915 /* "zX": undo manual opens/closes, re-apply 'foldlevel' */
4916 case 'X': curwin->w_p_fen = TRUE;
4917 old_fdl = -1; /* force an update */
4918 break;
4919
4920 /* "zm": fold more */
4921 case 'm': if (curwin->w_p_fdl > 0)
4922 --curwin->w_p_fdl;
4923 old_fdl = -1; /* force an update */
4924 curwin->w_p_fen = TRUE;
4925 break;
4926
4927 /* "zM": close all folds */
4928 case 'M': curwin->w_p_fdl = 0;
4929 old_fdl = -1; /* force an update */
4930 curwin->w_p_fen = TRUE;
4931 break;
4932
4933 /* "zr": reduce folding */
4934 case 'r': ++curwin->w_p_fdl;
4935 break;
4936
4937 /* "zR": open all folds */
4938 case 'R': curwin->w_p_fdl = getDeepestNesting();
4939 old_fdl = -1; /* force an update */
4940 break;
4941
4942 case 'j': /* "zj" move to next fold downwards */
4943 case 'k': /* "zk" move to next fold upwards */
4944 if (foldMoveTo(TRUE, nchar == 'j' ? FORWARD : BACKWARD,
4945 cap->count1) == FAIL)
4946 clearopbeep(cap->oap);
4947 break;
4948
4949 #endif /* FEAT_FOLDING */
4950
4951 #ifdef FEAT_SPELL
4952 case 'u': /* "zug" and "zuw": undo "zg" and "zw" */
4953 ++no_mapping;
4954 ++allow_keys; /* no mapping for nchar, but allow key codes */
4955 nchar = plain_vgetc();
4956 #ifdef FEAT_LANGMAP
4957 LANGMAP_ADJUST(nchar, TRUE);
4958 #endif
4959 --no_mapping;
4960 --allow_keys;
4961 #ifdef FEAT_CMDL_INFO
4962 (void)add_to_showcmd(nchar);
4963 #endif
4964 if (vim_strchr((char_u *)"gGwW", nchar) == NULL)
4965 {
4966 clearopbeep(cap->oap);
4967 break;
4968 }
4969 undo = TRUE;
4970 /*FALLTHROUGH*/
4971
4972 case 'g': /* "zg": add good word to word list */
4973 case 'w': /* "zw": add wrong word to word list */
4974 case 'G': /* "zG": add good word to temp word list */
4975 case 'W': /* "zW": add wrong word to temp word list */
4976 {
4977 char_u *ptr = NULL;
4978 int len;
4979
4980 if (checkclearop(cap->oap))
4981 break;
4982 # ifdef FEAT_VISUAL
4983 if (VIsual_active && get_visual_text(cap, &ptr, &len)
4984 == FAIL)
4985 return;
4986 # endif
4987 if (ptr == NULL)
4988 {
4989 pos_T pos = curwin->w_cursor;
4990
4991 /* Find bad word under the cursor. */
4992 len = spell_move_to(curwin, FORWARD, TRUE, TRUE, NULL);
4993 if (len != 0 && curwin->w_cursor.col <= pos.col)
4994 ptr = ml_get_pos(&curwin->w_cursor);
4995 curwin->w_cursor = pos;
4996 }
4997
4998 if (ptr == NULL && (len = find_ident_under_cursor(&ptr,
4999 FIND_IDENT)) == 0)
5000 return;
5001 spell_add_word(ptr, len, nchar == 'w' || nchar == 'W',
5002 (nchar == 'G' || nchar == 'W')
5003 ? 0 : (int)cap->count1,
5004 undo);
5005 }
5006 break;
5007
5008 case '=': /* "z=": suggestions for a badly spelled word */
5009 if (!checkclearop(cap->oap))
5010 spell_suggest((int)cap->count0);
5011 break;
5012 #endif
5013
5014 default: clearopbeep(cap->oap);
5015 }
5016
5017 #ifdef FEAT_FOLDING
5018 /* Redraw when 'foldenable' changed */
5019 if (old_fen != curwin->w_p_fen)
5020 {
5021 # ifdef FEAT_DIFF
5022 win_T *wp;
5023
5024 if (foldmethodIsDiff(curwin) && curwin->w_p_scb)
5025 {
5026 /* Adjust 'foldenable' in diff-synced windows. */
5027 FOR_ALL_WINDOWS(wp)
5028 {
5029 if (wp != curwin && foldmethodIsDiff(wp) && wp->w_p_scb)
5030 {
5031 wp->w_p_fen = curwin->w_p_fen;
5032 changed_window_setting_win(wp);
5033 }
5034 }
5035 }
5036 # endif
5037 changed_window_setting();
5038 }
5039
5040 /* Redraw when 'foldlevel' changed. */
5041 if (old_fdl != curwin->w_p_fdl)
5042 newFoldLevel();
5043 #endif
5044 }
5045
5046 #ifdef FEAT_GUI
5047 /*
5048 * Vertical scrollbar movement.
5049 */
5050 static void
5051 nv_ver_scrollbar(cap)
5052 cmdarg_T *cap;
5053 {
5054 if (cap->oap->op_type != OP_NOP)
5055 clearopbeep(cap->oap);
5056
5057 /* Even if an operator was pending, we still want to scroll */
5058 gui_do_scroll();
5059 }
5060
5061 /*
5062 * Horizontal scrollbar movement.
5063 */
5064 static void
5065 nv_hor_scrollbar(cap)
5066 cmdarg_T *cap;
5067 {
5068 if (cap->oap->op_type != OP_NOP)
5069 clearopbeep(cap->oap);
5070
5071 /* Even if an operator was pending, we still want to scroll */
5072 gui_do_horiz_scroll();
5073 }
5074 #endif
5075
5076 #if defined(FEAT_GUI_TABLINE) || defined(PROTO)
5077 /*
5078 * Click in GUI tab.
5079 */
5080 static void
5081 nv_tabline(cap)
5082 cmdarg_T *cap;
5083 {
5084 if (cap->oap->op_type != OP_NOP)
5085 clearopbeep(cap->oap);
5086
5087 /* Even if an operator was pending, we still want to jump tabs. */
5088 goto_tabpage(current_tab);
5089 }
5090
5091 /*
5092 * Selected item in tab line menu.
5093 */
5094 static void
5095 nv_tabmenu(cap)
5096 cmdarg_T *cap;
5097 {
5098 if (cap->oap->op_type != OP_NOP)
5099 clearopbeep(cap->oap);
5100
5101 /* Even if an operator was pending, we still want to jump tabs. */
5102 handle_tabmenu();
5103 }
5104
5105 /*
5106 * Handle selecting an item of the GUI tab line menu.
5107 * Used in Normal and Insert mode.
5108 */
5109 void
5110 handle_tabmenu()
5111 {
5112 switch (current_tabmenu)
5113 {
5114 case TABLINE_MENU_CLOSE:
5115 if (current_tab == 0)
5116 do_cmdline_cmd((char_u *)"tabclose");
5117 else
5118 {
5119 vim_snprintf((char *)IObuff, IOSIZE, "tabclose %d",
5120 current_tab);
5121 do_cmdline_cmd(IObuff);
5122 }
5123 break;
5124
5125 case TABLINE_MENU_NEW:
5126 vim_snprintf((char *)IObuff, IOSIZE, "%dtabnew",
5127 current_tab > 0 ? current_tab - 1 : 999);
5128 do_cmdline_cmd(IObuff);
5129 break;
5130
5131 case TABLINE_MENU_OPEN:
5132 vim_snprintf((char *)IObuff, IOSIZE, "browse %dtabnew",
5133 current_tab > 0 ? current_tab - 1 : 999);
5134 do_cmdline_cmd(IObuff);
5135 break;
5136 }
5137 }
5138 #endif
5139
5140 /*
5141 * "Q" command.
5142 */
5143 static void
5144 nv_exmode(cap)
5145 cmdarg_T *cap;
5146 {
5147 /*
5148 * Ignore 'Q' in Visual mode, just give a beep.
5149 */
5150 #ifdef FEAT_VISUAL
5151 if (VIsual_active)
5152 vim_beep();
5153 else
5154 #endif
5155 if (!checkclearop(cap->oap))
5156 do_exmode(FALSE);
5157 }
5158
5159 /*
5160 * Handle a ":" command.
5161 */
5162 static void
5163 nv_colon(cap)
5164 cmdarg_T *cap;
5165 {
5166 int old_p_im;
5167
5168 #ifdef FEAT_VISUAL
5169 if (VIsual_active)
5170 nv_operator(cap);
5171 else
5172 #endif
5173 {
5174 if (cap->oap->op_type != OP_NOP)
5175 {
5176 /* Using ":" as a movement is characterwise exclusive. */
5177 cap->oap->motion_type = MCHAR;
5178 cap->oap->inclusive = FALSE;
5179 }
5180 else if (cap->count0)
5181 {
5182 /* translate "count:" into ":.,.+(count - 1)" */
5183 stuffcharReadbuff('.');
5184 if (cap->count0 > 1)
5185 {
5186 stuffReadbuff((char_u *)",.+");
5187 stuffnumReadbuff((long)cap->count0 - 1L);
5188 }
5189 }
5190
5191 /* When typing, don't type below an old message */
5192 if (KeyTyped)
5193 compute_cmdrow();
5194
5195 old_p_im = p_im;
5196
5197 /* get a command line and execute it */
5198 do_cmdline(NULL, getexline, NULL,
5199 cap->oap->op_type != OP_NOP ? DOCMD_KEEPLINE : 0);
5200
5201 /* If 'insertmode' changed, enter or exit Insert mode */
5202 if (p_im != old_p_im)
5203 {
5204 if (p_im)
5205 restart_edit = 'i';
5206 else
5207 restart_edit = 0;
5208 }
5209
5210 /* The start of the operator may have become invalid by the Ex
5211 * command. */
5212 if (cap->oap->op_type != OP_NOP
5213 && (cap->oap->start.lnum > curbuf->b_ml.ml_line_count
5214 || cap->oap->start.col >
5215 STRLEN(ml_get(cap->oap->start.lnum))))
5216 clearopbeep(cap->oap);
5217 }
5218 }
5219
5220 /*
5221 * Handle CTRL-G command.
5222 */
5223 static void
5224 nv_ctrlg(cap)
5225 cmdarg_T *cap;
5226 {
5227 #ifdef FEAT_VISUAL
5228 if (VIsual_active) /* toggle Selection/Visual mode */
5229 {
5230 VIsual_select = !VIsual_select;
5231 showmode();
5232 }
5233 else
5234 #endif
5235 if (!checkclearop(cap->oap))
5236 /* print full name if count given or :cd used */
5237 fileinfo((int)cap->count0, FALSE, TRUE);
5238 }
5239
5240 /*
5241 * Handle CTRL-H <Backspace> command.
5242 */
5243 static void
5244 nv_ctrlh(cap)
5245 cmdarg_T *cap;
5246 {
5247 #ifdef FEAT_VISUAL
5248 if (VIsual_active && VIsual_select)
5249 {
5250 cap->cmdchar = 'x'; /* BS key behaves like 'x' in Select mode */
5251 v_visop(cap);
5252 }
5253 else
5254 #endif
5255 nv_left(cap);
5256 }
5257
5258 /*
5259 * CTRL-L: clear screen and redraw.
5260 */
5261 static void
5262 nv_clear(cap)
5263 cmdarg_T *cap;
5264 {
5265 if (!checkclearop(cap->oap))
5266 {
5267 #if defined(__BEOS__) && !USE_THREAD_FOR_INPUT_WITH_TIMEOUT
5268 /*
5269 * Right now, the BeBox doesn't seem to have an easy way to detect
5270 * window resizing, so we cheat and make the user detect it
5271 * manually with CTRL-L instead
5272 */
5273 ui_get_shellsize();
5274 #endif
5275 #ifdef FEAT_SYN_HL
5276 /* Clear all syntax states to force resyncing. */
5277 syn_stack_free_all(curbuf);
5278 #endif
5279 redraw_later(CLEAR);
5280 }
5281 }
5282
5283 /*
5284 * CTRL-O: In Select mode: switch to Visual mode for one command.
5285 * Otherwise: Go to older pcmark.
5286 */
5287 static void
5288 nv_ctrlo(cap)
5289 cmdarg_T *cap;
5290 {
5291 #ifdef FEAT_VISUAL
5292 if (VIsual_active && VIsual_select)
5293 {
5294 VIsual_select = FALSE;
5295 showmode();
5296 restart_VIsual_select = 2; /* restart Select mode later */
5297 }
5298 else
5299 #endif
5300 {
5301 cap->count1 = -cap->count1;
5302 nv_pcmark(cap);
5303 }
5304 }
5305
5306 /*
5307 * CTRL-^ command, short for ":e #"
5308 */
5309 static void
5310 nv_hat(cap)
5311 cmdarg_T *cap;
5312 {
5313 if (!checkclearopq(cap->oap))
5314 (void)buflist_getfile((int)cap->count0, (linenr_T)0,
5315 GETF_SETMARK|GETF_ALT, FALSE);
5316 }
5317
5318 /*
5319 * "Z" commands.
5320 */
5321 static void
5322 nv_Zet(cap)
5323 cmdarg_T *cap;
5324 {
5325 if (!checkclearopq(cap->oap))
5326 {
5327 switch (cap->nchar)
5328 {
5329 /* "ZZ": equivalent to ":x". */
5330 case 'Z': do_cmdline_cmd((char_u *)"x");
5331 break;
5332
5333 /* "ZQ": equivalent to ":q!" (Elvis compatible). */
5334 case 'Q': do_cmdline_cmd((char_u *)"q!");
5335 break;
5336
5337 default: clearopbeep(cap->oap);
5338 }
5339 }
5340 }
5341
5342 #if defined(FEAT_WINDOWS) || defined(PROTO)
5343 /*
5344 * Call nv_ident() as if "c1" was used, with "c2" as next character.
5345 */
5346 void
5347 do_nv_ident(c1, c2)
5348 int c1;
5349 int c2;
5350 {
5351 oparg_T oa;
5352 cmdarg_T ca;
5353
5354 clear_oparg(&oa);
5355 vim_memset(&ca, 0, sizeof(ca));
5356 ca.oap = &oa;
5357 ca.cmdchar = c1;
5358 ca.nchar = c2;
5359 nv_ident(&ca);
5360 }
5361 #endif
5362
5363 /*
5364 * Handle the commands that use the word under the cursor.
5365 * [g] CTRL-] :ta to current identifier
5366 * [g] 'K' run program for current identifier
5367 * [g] '*' / to current identifier or string
5368 * [g] '#' ? to current identifier or string
5369 * g ']' :tselect for current identifier
5370 */
5371 static void
5372 nv_ident(cap)
5373 cmdarg_T *cap;
5374 {
5375 char_u *ptr = NULL;
5376 char_u *buf;
5377 char_u *p;
5378 char_u *kp; /* value of 'keywordprg' */
5379 int kp_help; /* 'keywordprg' is ":help" */
5380 int n = 0; /* init for GCC */
5381 int cmdchar;
5382 int g_cmd; /* "g" command */
5383 char_u *aux_ptr;
5384 int isman;
5385 int isman_s;
5386
5387 if (cap->cmdchar == 'g') /* "g*", "g#", "g]" and "gCTRL-]" */
5388 {
5389 cmdchar = cap->nchar;
5390 g_cmd = TRUE;
5391 }
5392 else
5393 {
5394 cmdchar = cap->cmdchar;
5395 g_cmd = FALSE;
5396 }
5397
5398 if (cmdchar == POUND) /* the pound sign, '#' for English keyboards */
5399 cmdchar = '#';
5400
5401 /*
5402 * The "]", "CTRL-]" and "K" commands accept an argument in Visual mode.
5403 */
5404 if (cmdchar == ']' || cmdchar == Ctrl_RSB || cmdchar == 'K')
5405 {
5406 #ifdef FEAT_VISUAL
5407 if (VIsual_active && get_visual_text(cap, &ptr, &n) == FAIL)
5408 return;
5409 #endif
5410 if (checkclearopq(cap->oap))
5411 return;
5412 }
5413
5414 if (ptr == NULL && (n = find_ident_under_cursor(&ptr,
5415 (cmdchar == '*' || cmdchar == '#')
5416 ? FIND_IDENT|FIND_STRING : FIND_IDENT)) == 0)
5417 {
5418 clearop(cap->oap);
5419 return;
5420 }
5421
5422 /* Allocate buffer to put the command in. Inserting backslashes can
5423 * double the length of the word. p_kp / curbuf->b_p_kp could be added
5424 * and some numbers. */
5425 kp = (*curbuf->b_p_kp == NUL ? p_kp : curbuf->b_p_kp);
5426 kp_help = (*kp == NUL || STRCMP(kp, ":he") == 0
5427 || STRCMP(kp, ":help") == 0);
5428 buf = alloc((unsigned)(n * 2 + 30 + STRLEN(kp)));
5429 if (buf == NULL)
5430 return;
5431 buf[0] = NUL;
5432
5433 switch (cmdchar)
5434 {
5435 case '*':
5436 case '#':
5437 /*
5438 * Put cursor at start of word, makes search skip the word
5439 * under the cursor.
5440 * Call setpcmark() first, so "*``" puts the cursor back where
5441 * it was.
5442 */
5443 setpcmark();
5444 curwin->w_cursor.col = (colnr_T) (ptr - ml_get_curline());
5445
5446 if (!g_cmd && vim_iswordp(ptr))
5447 STRCPY(buf, "\\<");
5448 no_smartcase = TRUE; /* don't use 'smartcase' now */
5449 break;
5450
5451 case 'K':
5452 if (kp_help)
5453 STRCPY(buf, "he! ");
5454 else
5455 {
5456 /* When a count is given, turn it into a range. Is this
5457 * really what we want? */
5458 isman = (STRCMP(kp, "man") == 0);
5459 isman_s = (STRCMP(kp, "man -s") == 0);
5460 if (cap->count0 != 0 && !(isman || isman_s))
5461 sprintf((char *)buf, ".,.+%ld", cap->count0 - 1);
5462
5463 STRCAT(buf, "! ");
5464 if (cap->count0 == 0 && isman_s)
5465 STRCAT(buf, "man");
5466 else
5467 STRCAT(buf, kp);
5468 STRCAT(buf, " ");
5469 if (cap->count0 != 0 && (isman || isman_s))
5470 {
5471 sprintf((char *)buf + STRLEN(buf), "%ld", cap->count0);
5472 STRCAT(buf, " ");
5473 }
5474 }
5475 break;
5476
5477 case ']':
5478 #ifdef FEAT_CSCOPE
5479 if (p_cst)
5480 STRCPY(buf, "cstag ");
5481 else
5482 #endif
5483 STRCPY(buf, "ts ");
5484 break;
5485
5486 default:
5487 if (curbuf->b_help)
5488 STRCPY(buf, "he! ");
5489 else if (g_cmd)
5490 STRCPY(buf, "tj ");
5491 else
5492 sprintf((char *)buf, "%ldta ", cap->count0);
5493 }
5494
5495 /*
5496 * Now grab the chars in the identifier
5497 */
5498 if (cmdchar == '*')
5499 aux_ptr = (char_u *)(p_magic ? "/.*~[^$\\" : "/^$\\");
5500 else if (cmdchar == '#')
5501 aux_ptr = (char_u *)(p_magic ? "/?.*~[^$\\" : "/?^$\\");
5502 else if (cmdchar == 'K' && !kp_help)
5503 aux_ptr = (char_u *)" \t\\\"|!";
5504 else
5505 /* Don't escape spaces and Tabs in a tag with a backslash */
5506 aux_ptr = (char_u *)"\\|\"";
5507
5508 p = buf + STRLEN(buf);
5509 while (n-- > 0)
5510 {
5511 /* put a backslash before \ and some others */
5512 if (vim_strchr(aux_ptr, *ptr) != NULL)
5513 *p++ = '\\';
5514 #ifdef FEAT_MBYTE
5515 /* When current byte is a part of multibyte character, copy all bytes
5516 * of that character. */
5517 if (has_mbyte)
5518 {
5519 int i;
5520 int len = (*mb_ptr2len)(ptr) - 1;
5521
5522 for (i = 0; i < len && n >= 1; ++i, --n)
5523 *p++ = *ptr++;
5524 }
5525 #endif
5526 *p++ = *ptr++;
5527 }
5528 *p = NUL;
5529
5530 /*
5531 * Execute the command.
5532 */
5533 if (cmdchar == '*' || cmdchar == '#')
5534 {
5535 if (!g_cmd && (
5536 #ifdef FEAT_MBYTE
5537 has_mbyte ? vim_iswordp(mb_prevptr(ml_get_curline(), ptr)) :
5538 #endif
5539 vim_iswordc(ptr[-1])))
5540 STRCAT(buf, "\\>");
5541 #ifdef FEAT_CMDHIST
5542 /* put pattern in search history */
5543 add_to_history(HIST_SEARCH, buf, TRUE, NUL);
5544 #endif
5545 normal_search(cap, cmdchar == '*' ? '/' : '?', buf, 0);
5546 }
5547 else
5548 do_cmdline_cmd(buf);
5549
5550 vim_free(buf);
5551 }
5552
5553 #if defined(FEAT_VISUAL) || defined(PROTO)
5554 /*
5555 * Get visually selected text, within one line only.
5556 * Returns FAIL if more than one line selected.
5557 */
5558 int
5559 get_visual_text(cap, pp, lenp)
5560 cmdarg_T *cap;
5561 char_u **pp; /* return: start of selected text */
5562 int *lenp; /* return: length of selected text */
5563 {
5564 if (VIsual_mode != 'V')
5565 unadjust_for_sel();
5566 if (VIsual.lnum != curwin->w_cursor.lnum)
5567 {
5568 if (cap != NULL)
5569 clearopbeep(cap->oap);
5570 return FAIL;
5571 }
5572 if (VIsual_mode == 'V')
5573 {
5574 *pp = ml_get_curline();
5575 *lenp = (int)STRLEN(*pp);
5576 }
5577 else
5578 {
5579 if (lt(curwin->w_cursor, VIsual))
5580 {
5581 *pp = ml_get_pos(&curwin->w_cursor);
5582 *lenp = VIsual.col - curwin->w_cursor.col + 1;
5583 }
5584 else
5585 {
5586 *pp = ml_get_pos(&VIsual);
5587 *lenp = curwin->w_cursor.col - VIsual.col + 1;
5588 }
5589 #ifdef FEAT_MBYTE
5590 if (has_mbyte)
5591 /* Correct the length to include the whole last character. */
5592 *lenp += (*mb_ptr2len)(*pp + (*lenp - 1)) - 1;
5593 #endif
5594 }
5595 reset_VIsual_and_resel();
5596 return OK;
5597 }
5598 #endif
5599
5600 /*
5601 * CTRL-T: backwards in tag stack
5602 */
5603 static void
5604 nv_tagpop(cap)
5605 cmdarg_T *cap;
5606 {
5607 if (!checkclearopq(cap->oap))
5608 do_tag((char_u *)"", DT_POP, (int)cap->count1, FALSE, TRUE);
5609 }
5610
5611 /*
5612 * Handle scrolling command 'H', 'L' and 'M'.
5613 */
5614 static void
5615 nv_scroll(cap)
5616 cmdarg_T *cap;
5617 {
5618 int used = 0;
5619 long n;
5620 #ifdef FEAT_FOLDING
5621 linenr_T lnum;
5622 #endif
5623 int half;
5624
5625 cap->oap->motion_type = MLINE;
5626 setpcmark();
5627
5628 if (cap->cmdchar == 'L')
5629 {
5630 validate_botline(); /* make sure curwin->w_botline is valid */
5631 curwin->w_cursor.lnum = curwin->w_botline - 1;
5632 if (cap->count1 - 1 >= curwin->w_cursor.lnum)
5633 curwin->w_cursor.lnum = 1;
5634 else
5635 {
5636 #ifdef FEAT_FOLDING
5637 if (hasAnyFolding(curwin))
5638 {
5639 /* Count a fold for one screen line. */
5640 for (n = cap->count1 - 1; n > 0
5641 && curwin->w_cursor.lnum > curwin->w_topline; --n)
5642 {
5643 (void)hasFolding(curwin->w_cursor.lnum,
5644 &curwin->w_cursor.lnum, NULL);
5645 --curwin->w_cursor.lnum;
5646 }
5647 }
5648 else
5649 #endif
5650 curwin->w_cursor.lnum -= cap->count1 - 1;
5651 }
5652 }
5653 else
5654 {
5655 if (cap->cmdchar == 'M')
5656 {
5657 #ifdef FEAT_DIFF
5658 /* Don't count filler lines above the window. */
5659 used -= diff_check_fill(curwin, curwin->w_topline)
5660 - curwin->w_topfill;
5661 #endif
5662 validate_botline(); /* make sure w_empty_rows is valid */
5663 half = (curwin->w_height - curwin->w_empty_rows + 1) / 2;
5664 for (n = 0; curwin->w_topline + n < curbuf->b_ml.ml_line_count; ++n)
5665 {
5666 #ifdef FEAT_DIFF
5667 /* Count half he number of filler lines to be "below this
5668 * line" and half to be "above the next line". */
5669 if (n > 0 && used + diff_check_fill(curwin, curwin->w_topline
5670 + n) / 2 >= half)
5671 {
5672 --n;
5673 break;
5674 }
5675 #endif
5676 used += plines(curwin->w_topline + n);
5677 if (used >= half)
5678 break;
5679 #ifdef FEAT_FOLDING
5680 if (hasFolding(curwin->w_topline + n, NULL, &lnum))
5681 n = lnum - curwin->w_topline;
5682 #endif
5683 }
5684 if (n > 0 && used > curwin->w_height)
5685 --n;
5686 }
5687 else /* (cap->cmdchar == 'H') */
5688 {
5689 n = cap->count1 - 1;
5690 #ifdef FEAT_FOLDING
5691 if (hasAnyFolding(curwin))
5692 {
5693 /* Count a fold for one screen line. */
5694 lnum = curwin->w_topline;
5695 while (n-- > 0 && lnum < curwin->w_botline - 1)
5696 {
5697 hasFolding(lnum, NULL, &lnum);
5698 ++lnum;
5699 }
5700 n = lnum - curwin->w_topline;
5701 }
5702 #endif
5703 }
5704 curwin->w_cursor.lnum = curwin->w_topline + n;
5705 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count)
5706 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count;
5707 }
5708
5709 cursor_correct(); /* correct for 'so' */
5710 beginline(BL_SOL | BL_FIX);
5711 }
5712
5713 /*
5714 * Cursor right commands.
5715 */
5716 static void
5717 nv_right(cap)
5718 cmdarg_T *cap;
5719 {
5720 long n;
5721 #ifdef FEAT_VISUAL
5722 int PAST_LINE;
5723 #else
5724 # define PAST_LINE 0
5725 #endif
5726
5727 if (mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL))
5728 {
5729 /* <C-Right> and <S-Right> move a word or WORD right */
5730 if (mod_mask & MOD_MASK_CTRL)
5731 cap->arg = TRUE;
5732 nv_wordcmd(cap);
5733 return;
5734 }
5735
5736 cap->oap->motion_type = MCHAR;
5737 cap->oap->inclusive = FALSE;
5738 #ifdef FEAT_VISUAL
5739 PAST_LINE = (VIsual_active && *p_sel != 'o');
5740
5741 # ifdef FEAT_VIRTUALEDIT
5742 /*
5743 * In virtual mode, there's no such thing as "PAST_LINE", as lines are
5744 * (theoretically) infinitely long.
5745 */
5746 if (virtual_active())
5747 PAST_LINE = 0;
5748 # endif
5749 #endif
5750
5751 for (n = cap->count1; n > 0; --n)
5752 {
5753 if ((!PAST_LINE && oneright() == FAIL)
5754 || (PAST_LINE && *ml_get_cursor() == NUL))
5755 {
5756 /*
5757 * <Space> wraps to next line if 'whichwrap' has 's'.
5758 * 'l' wraps to next line if 'whichwrap' has 'l'.
5759 * CURS_RIGHT wraps to next line if 'whichwrap' has '>'.
5760 */
5761 if ( ((cap->cmdchar == ' '
5762 && vim_strchr(p_ww, 's') != NULL)
5763 || (cap->cmdchar == 'l'
5764 && vim_strchr(p_ww, 'l') != NULL)
5765 || (cap->cmdchar == K_RIGHT
5766 && vim_strchr(p_ww, '>') != NULL))
5767 && curwin->w_cursor.lnum < curbuf->b_ml.ml_line_count)
5768 {
5769 /* When deleting we also count the NL as a character.
5770 * Set cap->oap->inclusive when last char in the line is
5771 * included, move to next line after that */
5772 if ( cap->oap->op_type != OP_NOP
5773 && !cap->oap->inclusive
5774 && !lineempty(curwin->w_cursor.lnum))
5775 cap->oap->inclusive = TRUE;
5776 else
5777 {
5778 ++curwin->w_cursor.lnum;
5779 curwin->w_cursor.col = 0;
5780 #ifdef FEAT_VIRTUALEDIT
5781 curwin->w_cursor.coladd = 0;
5782 #endif
5783 curwin->w_set_curswant = TRUE;
5784 cap->oap->inclusive = FALSE;
5785 }
5786 continue;
5787 }
5788 if (cap->oap->op_type == OP_NOP)
5789 {
5790 /* Only beep and flush if not moved at all */
5791 if (n == cap->count1)
5792 beep_flush();
5793 }
5794 else
5795 {
5796 if (!lineempty(curwin->w_cursor.lnum))
5797 cap->oap->inclusive = TRUE;
5798 }
5799 break;
5800 }
5801 #ifdef FEAT_VISUAL
5802 else if (PAST_LINE)
5803 {
5804 curwin->w_set_curswant = TRUE;
5805 # ifdef FEAT_VIRTUALEDIT
5806 if (virtual_active())
5807 oneright();
5808 else
5809 # endif
5810 {
5811 # ifdef FEAT_MBYTE
5812 if (has_mbyte)
5813 curwin->w_cursor.col +=
5814 (*mb_ptr2len)(ml_get_cursor());
5815 else
5816 # endif
5817 ++curwin->w_cursor.col;
5818 }
5819 }
5820 #endif
5821 }
5822 #ifdef FEAT_FOLDING
5823 if (n != cap->count1 && (fdo_flags & FDO_HOR) && KeyTyped
5824 && cap->oap->op_type == OP_NOP)
5825 foldOpenCursor();
5826 #endif
5827 }
5828
5829 /*
5830 * Cursor left commands.
5831 *
5832 * Returns TRUE when operator end should not be adjusted.
5833 */
5834 static void
5835 nv_left(cap)
5836 cmdarg_T *cap;
5837 {
5838 long n;
5839
5840 if (mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL))
5841 {
5842 /* <C-Left> and <S-Left> move a word or WORD left */
5843 if (mod_mask & MOD_MASK_CTRL)
5844 cap->arg = 1;
5845 nv_bck_word(cap);
5846 return;
5847 }
5848
5849 cap->oap->motion_type = MCHAR;
5850 cap->oap->inclusive = FALSE;
5851 for (n = cap->count1; n > 0; --n)
5852 {
5853 if (oneleft() == FAIL)
5854 {
5855 /* <BS> and <Del> wrap to previous line if 'whichwrap' has 'b'.
5856 * 'h' wraps to previous line if 'whichwrap' has 'h'.
5857 * CURS_LEFT wraps to previous line if 'whichwrap' has '<'.
5858 */
5859 if ( (((cap->cmdchar == K_BS
5860 || cap->cmdchar == Ctrl_H)
5861 && vim_strchr(p_ww, 'b') != NULL)
5862 || (cap->cmdchar == 'h'
5863 && vim_strchr(p_ww, 'h') != NULL)
5864 || (cap->cmdchar == K_LEFT
5865 && vim_strchr(p_ww, '<') != NULL))
5866 && curwin->w_cursor.lnum > 1)
5867 {
5868 --(curwin->w_cursor.lnum);
5869 coladvance((colnr_T)MAXCOL);
5870 curwin->w_set_curswant = TRUE;
5871
5872 /* When the NL before the first char has to be deleted we
5873 * put the cursor on the NUL after the previous line.
5874 * This is a very special case, be careful!
5875 * Don't adjust op_end now, otherwise it won't work. */
5876 if ( (cap->oap->op_type == OP_DELETE
5877 || cap->oap->op_type == OP_CHANGE)
5878 && !lineempty(curwin->w_cursor.lnum))
5879 {
5880 if (*ml_get_cursor() != NUL)
5881 ++curwin->w_cursor.col;
5882 cap->retval |= CA_NO_ADJ_OP_END;
5883 }
5884 continue;
5885 }
5886 /* Only beep and flush if not moved at all */
5887 else if (cap->oap->op_type == OP_NOP && n == cap->count1)
5888 beep_flush();
5889 break;
5890 }
5891 }
5892 #ifdef FEAT_FOLDING
5893 if (n != cap->count1 && (fdo_flags & FDO_HOR) && KeyTyped
5894 && cap->oap->op_type == OP_NOP)
5895 foldOpenCursor();
5896 #endif
5897 }
5898
5899 /*
5900 * Cursor up commands.
5901 * cap->arg is TRUE for "-": Move cursor to first non-blank.
5902 */
5903 static void
5904 nv_up(cap)
5905 cmdarg_T *cap;
5906 {
5907 if (mod_mask & MOD_MASK_SHIFT)
5908 {
5909 /* <S-Up> is page up */
5910 cap->arg = BACKWARD;
5911 nv_page(cap);
5912 }
5913 else
5914 {
5915 cap->oap->motion_type = MLINE;
5916 if (cursor_up(cap->count1, cap->oap->op_type == OP_NOP) == FAIL)
5917 clearopbeep(cap->oap);
5918 else if (cap->arg)
5919 beginline(BL_WHITE | BL_FIX);
5920 }
5921 }
5922
5923 /*
5924 * Cursor down commands.
5925 * cap->arg is TRUE for CR and "+": Move cursor to first non-blank.
5926 */
5927 static void
5928 nv_down(cap)
5929 cmdarg_T *cap;
5930 {
5931 if (mod_mask & MOD_MASK_SHIFT)
5932 {
5933 /* <S-Down> is page down */
5934 cap->arg = FORWARD;
5935 nv_page(cap);
5936 }
5937 else
5938 #if defined(FEAT_WINDOWS) && defined(FEAT_QUICKFIX)
5939 /* In a quickfix window a <CR> jumps to the error under the cursor. */
5940 if (bt_quickfix(curbuf) && cap->cmdchar == CAR)
5941 if (curwin->w_llist_ref == NULL)
5942 do_cmdline_cmd((char_u *)".cc"); /* quickfix window */
5943 else
5944 do_cmdline_cmd((char_u *)".ll"); /* location list window */
5945 else
5946 #endif
5947 {
5948 #ifdef FEAT_CMDWIN
5949 /* In the cmdline window a <CR> executes the command. */
5950 if (cmdwin_type != 0 && cap->cmdchar == CAR)
5951 cmdwin_result = CAR;
5952 else
5953 #endif
5954 {
5955 cap->oap->motion_type = MLINE;
5956 if (cursor_down(cap->count1, cap->oap->op_type == OP_NOP) == FAIL)
5957 clearopbeep(cap->oap);
5958 else if (cap->arg)
5959 beginline(BL_WHITE | BL_FIX);
5960 }
5961 }
5962 }
5963
5964 #ifdef FEAT_SEARCHPATH
5965 /*
5966 * Grab the file name under the cursor and edit it.
5967 */
5968 static void
5969 nv_gotofile(cap)
5970 cmdarg_T *cap;
5971 {
5972 char_u *ptr;
5973 linenr_T lnum = -1;
5974
5975 if (text_locked())
5976 {
5977 clearopbeep(cap->oap);
5978 text_locked_msg();
5979 return;
5980 }
5981 #ifdef FEAT_AUTOCMD
5982 if (curbuf_locked())
5983 {
5984 clearop(cap->oap);
5985 return;
5986 }
5987 #endif
5988
5989 ptr = grab_file_name(cap->count1, &lnum);
5990
5991 if (ptr != NULL)
5992 {
5993 /* do autowrite if necessary */
5994 if (curbufIsChanged() && curbuf->b_nwindows <= 1 && !P_HID(curbuf))
5995 autowrite(curbuf, FALSE);
5996 setpcmark();
5997 (void)do_ecmd(0, ptr, NULL, NULL, ECMD_LAST,
5998 P_HID(curbuf) ? ECMD_HIDE : 0);
5999 if (cap->nchar == 'F' && lnum >= 0)
6000 {
6001 curwin->w_cursor.lnum = lnum;
6002 check_cursor_lnum();
6003 beginline(BL_SOL | BL_FIX);
6004 }
6005 vim_free(ptr);
6006 }
6007 else
6008 clearop(cap->oap);
6009 }
6010 #endif
6011
6012 /*
6013 * <End> command: to end of current line or last line.
6014 */
6015 static void
6016 nv_end(cap)
6017 cmdarg_T *cap;
6018 {
6019 if (cap->arg || (mod_mask & MOD_MASK_CTRL)) /* CTRL-END = goto last line */
6020 {
6021 cap->arg = TRUE;
6022 nv_goto(cap);
6023 cap->count1 = 1; /* to end of current line */
6024 }
6025 nv_dollar(cap);
6026 }
6027
6028 /*
6029 * Handle the "$" command.
6030 */
6031 static void
6032 nv_dollar(cap)
6033 cmdarg_T *cap;
6034 {
6035 cap->oap->motion_type = MCHAR;
6036 cap->oap->inclusive = TRUE;
6037 #ifdef FEAT_VIRTUALEDIT
6038 /* In virtual mode when off the edge of a line and an operator
6039 * is pending (whew!) keep the cursor where it is.
6040 * Otherwise, send it to the end of the line. */
6041 if (!virtual_active() || gchar_cursor() != NUL
6042 || cap->oap->op_type == OP_NOP)
6043 #endif
6044 curwin->w_curswant = MAXCOL; /* so we stay at the end */
6045 if (cursor_down((long)(cap->count1 - 1),
6046 cap->oap->op_type == OP_NOP) == FAIL)
6047 clearopbeep(cap->oap);
6048 #ifdef FEAT_FOLDING
6049 else if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP)
6050 foldOpenCursor();
6051 #endif
6052 }
6053
6054 /*
6055 * Implementation of '?' and '/' commands.
6056 * If cap->arg is TRUE don't set PC mark.
6057 */
6058 static void
6059 nv_search(cap)
6060 cmdarg_T *cap;
6061 {
6062 oparg_T *oap = cap->oap;
6063
6064 if (cap->cmdchar == '?' && cap->oap->op_type == OP_ROT13)
6065 {
6066 /* Translate "g??" to "g?g?" */
6067 cap->cmdchar = 'g';
6068 cap->nchar = '?';
6069 nv_operator(cap);
6070 return;
6071 }
6072
6073 cap->searchbuf = getcmdline(cap->cmdchar, cap->count1, 0);
6074
6075 if (cap->searchbuf == NULL)
6076 {
6077 clearop(oap);
6078 return;
6079 }
6080
6081 normal_search(cap, cap->cmdchar, cap->searchbuf,
6082 (cap->arg ? 0 : SEARCH_MARK));
6083 }
6084
6085 /*
6086 * Handle "N" and "n" commands.
6087 * cap->arg is SEARCH_REV for "N", 0 for "n".
6088 */
6089 static void
6090 nv_next(cap)
6091 cmdarg_T *cap;
6092 {
6093 normal_search(cap, 0, NULL, SEARCH_MARK | cap->arg);
6094 }
6095
6096 /*
6097 * Search for "pat" in direction "dir" ('/' or '?', 0 for repeat).
6098 * Uses only cap->count1 and cap->oap from "cap".
6099 */
6100 static void
6101 normal_search(cap, dir, pat, opt)
6102 cmdarg_T *cap;
6103 int dir;
6104 char_u *pat;
6105 int opt; /* extra flags for do_search() */
6106 {
6107 int i;
6108
6109 cap->oap->motion_type = MCHAR;
6110 cap->oap->inclusive = FALSE;
6111 cap->oap->use_reg_one = TRUE;
6112 curwin->w_set_curswant = TRUE;
6113
6114 #if FEAT_GUI_MACVIM
6115 gui_macvim_add_to_find_pboard(pat);
6116 #endif
6117
6118 i = do_search(cap->oap, dir, pat, cap->count1,
6119 opt | SEARCH_OPT | SEARCH_ECHO | SEARCH_MSG, NULL);
6120 if (i == 0)
6121 clearop(cap->oap);
6122 else
6123 {
6124 if (i == 2)
6125 cap->oap->motion_type = MLINE;
6126 #ifdef FEAT_VIRTUALEDIT
6127 curwin->w_cursor.coladd = 0;
6128 #endif
6129 #ifdef FEAT_FOLDING
6130 if (cap->oap->op_type == OP_NOP && (fdo_flags & FDO_SEARCH) && KeyTyped)
6131 foldOpenCursor();
6132 #endif
6133 }
6134
6135 /* "/$" will put the cursor after the end of the line, may need to
6136 * correct that here */
6137 check_cursor();
6138 }
6139
6140 /*
6141 * Character search commands.
6142 * cap->arg is BACKWARD for 'F' and 'T', FORWARD for 'f' and 't', TRUE for
6143 * ',' and FALSE for ';'.
6144 * cap->nchar is NUL for ',' and ';' (repeat the search)
6145 */
6146 static void
6147 nv_csearch(cap)
6148 cmdarg_T *cap;
6149 {
6150 int t_cmd;
6151
6152 if (cap->cmdchar == 't' || cap->cmdchar == 'T')
6153 t_cmd = TRUE;
6154 else
6155 t_cmd = FALSE;
6156
6157 cap->oap->motion_type = MCHAR;
6158 if (IS_SPECIAL(cap->nchar) || searchc(cap, t_cmd) == FAIL)
6159 clearopbeep(cap->oap);
6160 else
6161 {
6162 curwin->w_set_curswant = TRUE;
6163 #ifdef FEAT_VIRTUALEDIT
6164 /* Include a Tab for "tx" and for "dfx". */
6165 if (gchar_cursor() == TAB && virtual_active() && cap->arg == FORWARD
6166 && (t_cmd || cap->oap->op_type != OP_NOP))
6167 {
6168 colnr_T scol, ecol;
6169
6170 getvcol(curwin, &curwin->w_cursor, &scol, NULL, &ecol);
6171 curwin->w_cursor.coladd = ecol - scol;
6172 }
6173 else
6174 curwin->w_cursor.coladd = 0;
6175 #endif
6176 #ifdef FEAT_VISUAL
6177 adjust_for_sel(cap);
6178 #endif
6179 #ifdef FEAT_FOLDING
6180 if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP)
6181 foldOpenCursor();
6182 #endif
6183 }
6184 }
6185
6186 /*
6187 * "[" and "]" commands.
6188 * cap->arg is BACKWARD for "[" and FORWARD for "]".
6189 */
6190 static void
6191 nv_brackets(cap)
6192 cmdarg_T *cap;
6193 {
6194 pos_T new_pos;
6195 pos_T prev_pos;
6196 pos_T *pos = NULL; /* init for GCC */
6197 pos_T old_pos; /* cursor position before command */
6198 int flag;
6199 long n;
6200 int findc;
6201 int c;
6202
6203 cap->oap->motion_type = MCHAR;
6204 cap->oap->inclusive = FALSE;
6205 old_pos = curwin->w_cursor;
6206 #ifdef FEAT_VIRTUALEDIT
6207 curwin->w_cursor.coladd = 0; /* TODO: don't do this for an error. */
6208 #endif
6209
6210 #ifdef FEAT_SEARCHPATH
6211 /*
6212 * "[f" or "]f" : Edit file under the cursor (same as "gf")
6213 */
6214 if (cap->nchar == 'f')
6215 nv_gotofile(cap);
6216 else
6217 #endif
6218
6219 #ifdef FEAT_FIND_ID
6220 /*
6221 * Find the occurrence(s) of the identifier or define under cursor
6222 * in current and included files or jump to the first occurrence.
6223 *
6224 * search list jump
6225 * fwd bwd fwd bwd fwd bwd
6226 * identifier "]i" "[i" "]I" "[I" "]^I" "[^I"
6227 * define "]d" "[d" "]D" "[D" "]^D" "[^D"
6228 */
6229 if (vim_strchr((char_u *)
6230 #ifdef EBCDIC
6231 "iI\005dD\067",
6232 #else
6233 "iI\011dD\004",
6234 #endif
6235 cap->nchar) != NULL)
6236 {
6237 char_u *ptr;
6238 int len;
6239
6240 if ((len = find_ident_under_cursor(&ptr, FIND_IDENT)) == 0)
6241 clearop(cap->oap);
6242 else
6243 {
6244 find_pattern_in_path(ptr, 0, len, TRUE,
6245 cap->count0 == 0 ? !isupper(cap->nchar) : FALSE,
6246 ((cap->nchar & 0xf) == ('d' & 0xf)) ? FIND_DEFINE : FIND_ANY,
6247 cap->count1,
6248 isupper(cap->nchar) ? ACTION_SHOW_ALL :
6249 islower(cap->nchar) ? ACTION_SHOW : ACTION_GOTO,
6250 cap->cmdchar == ']' ? curwin->w_cursor.lnum + 1 : (linenr_T)1,
6251 (linenr_T)MAXLNUM);
6252 curwin->w_set_curswant = TRUE;
6253 }
6254 }
6255 else
6256 #endif
6257
6258 /*
6259 * "[{", "[(", "]}" or "])": go to Nth unclosed '{', '(', '}' or ')'
6260 * "[#", "]#": go to start/end of Nth innermost #if..#endif construct.
6261 * "[/", "[*", "]/", "]*": go to Nth comment start/end.
6262 * "[m" or "]m" search for prev/next start of (Java) method.
6263 * "[M" or "]M" search for prev/next end of (Java) method.
6264 */
6265 if ( (cap->cmdchar == '['
6266 && vim_strchr((char_u *)"{(*/#mM", cap->nchar) != NULL)
6267 || (cap->cmdchar == ']'
6268 && vim_strchr((char_u *)"})*/#mM", cap->nchar) != NULL))
6269 {
6270 if (cap->nchar == '*')
6271 cap->nchar = '/';
6272 new_pos.lnum = 0;
6273 prev_pos.lnum = 0;
6274 if (cap->nchar == 'm' || cap->nchar == 'M')
6275 {
6276 if (cap->cmdchar == '[')
6277 findc = '{';
6278 else
6279 findc = '}';
6280 n = 9999;
6281 }
6282 else
6283 {
6284 findc = cap->nchar;
6285 n = cap->count1;
6286 }
6287 for ( ; n > 0; --n)
6288 {
6289 if ((pos = findmatchlimit(cap->oap, findc,
6290 (cap->cmdchar == '[') ? FM_BACKWARD : FM_FORWARD, 0)) == NULL)
6291 {
6292 if (new_pos.lnum == 0) /* nothing found */
6293 {
6294 if (cap->nchar != 'm' && cap->nchar != 'M')
6295 clearopbeep(cap->oap);
6296 }
6297 else
6298 pos = &new_pos; /* use last one found */
6299 break;
6300 }
6301 prev_pos = new_pos;
6302 curwin->w_cursor = *pos;
6303 new_pos = *pos;
6304 }
6305 curwin->w_cursor = old_pos;
6306
6307 /*
6308 * Handle "[m", "]m", "[M" and "[M". The findmatchlimit() only
6309 * brought us to the match for "[m" and "]M" when inside a method.
6310 * Try finding the '{' or '}' we want to be at.
6311 * Also repeat for the given count.
6312 */
6313 if (cap->nchar == 'm' || cap->nchar == 'M')
6314 {
6315 /* norm is TRUE for "]M" and "[m" */
6316 int norm = ((findc == '{') == (cap->nchar == 'm'));
6317
6318 n = cap->count1;
6319 /* found a match: we were inside a method */
6320 if (prev_pos.lnum != 0)
6321 {
6322 pos = &prev_pos;
6323 curwin->w_cursor = prev_pos;
6324 if (norm)
6325 --n;
6326 }
6327 else
6328 pos = NULL;
6329 while (n > 0)
6330 {
6331 for (;;)
6332 {
6333 if ((findc == '{' ? dec_cursor() : inc_cursor()) < 0)
6334 {
6335 /* if not found anything, that's an error */
6336 if (pos == NULL)
6337 clearopbeep(cap->oap);
6338 n = 0;
6339 break;
6340 }
6341 c = gchar_cursor();
6342 if (c == '{' || c == '}')
6343 {
6344 /* Must have found end/start of class: use it.
6345 * Or found the place to be at. */
6346 if ((c == findc && norm) || (n == 1 && !norm))
6347 {
6348 new_pos = curwin->w_cursor;
6349 pos = &new_pos;
6350 n = 0;
6351 }
6352 /* if no match found at all, we started outside of the
6353 * class and we're inside now. Just go on. */
6354 else if (new_pos.lnum == 0)
6355 {
6356 new_pos = curwin->w_cursor;
6357 pos = &new_pos;
6358 }
6359 /* found start/end of other method: go to match */
6360 else if ((pos = findmatchlimit(cap->oap, findc,
6361 (cap->cmdchar == '[') ? FM_BACKWARD : FM_FORWARD,
6362 0)) == NULL)
6363 n = 0;
6364 else
6365 curwin->w_cursor = *pos;
6366 break;
6367 }
6368 }
6369 --n;
6370 }
6371 curwin->w_cursor = old_pos;
6372 if (pos == NULL && new_pos.lnum != 0)
6373 clearopbeep(cap->oap);
6374 }
6375 if (pos != NULL)
6376 {
6377 setpcmark();
6378 curwin->w_cursor = *pos;
6379 curwin->w_set_curswant = TRUE;
6380 #ifdef FEAT_FOLDING
6381 if ((fdo_flags & FDO_BLOCK) && KeyTyped
6382 && cap->oap->op_type == OP_NOP)
6383 foldOpenCursor();
6384 #endif
6385 }
6386 }
6387
6388 /*
6389 * "[[", "[]", "]]" and "][": move to start or end of function
6390 */
6391 else if (cap->nchar == '[' || cap->nchar == ']')
6392 {
6393 if (cap->nchar == cap->cmdchar) /* "]]" or "[[" */
6394 flag = '{';
6395 else
6396 flag = '}'; /* "][" or "[]" */
6397
6398 curwin->w_set_curswant = TRUE;
6399 /*
6400 * Imitate strange Vi behaviour: When using "]]" with an operator
6401 * we also stop at '}'.
6402 */
6403 if (!findpar(&cap->oap->inclusive, cap->arg, cap->count1, flag,
6404 (cap->oap->op_type != OP_NOP
6405 && cap->arg == FORWARD && flag == '{')))
6406 clearopbeep(cap->oap);
6407 else
6408 {
6409 if (cap->oap->op_type == OP_NOP)
6410 beginline(BL_WHITE | BL_FIX);
6411 #ifdef FEAT_FOLDING
6412 if ((fdo_flags & FDO_BLOCK) && KeyTyped && cap->oap->op_type == OP_NOP)
6413 foldOpenCursor();
6414 #endif
6415 }
6416 }
6417
6418 /*
6419 * "[p", "[P", "]P" and "]p": put with indent adjustment
6420 */
6421 else if (cap->nchar == 'p' || cap->nchar == 'P')
6422 {
6423 if (!checkclearop(cap->oap))
6424 {
6425 prep_redo_cmd(cap);
6426 do_put(cap->oap->regname,
6427 (cap->cmdchar == ']' && cap->nchar == 'p') ? FORWARD : BACKWARD,
6428 cap->count1, PUT_FIXINDENT);
6429 }
6430 }
6431
6432 /*
6433 * "['", "[`", "]'" and "]`": jump to next mark
6434 */
6435 else if (cap->nchar == '\'' || cap->nchar == '`')
6436 {
6437 pos = &curwin->w_cursor;
6438 for (n = cap->count1; n > 0; --n)
6439 {
6440 prev_pos = *pos;
6441 pos = getnextmark(pos, cap->cmdchar == '[' ? BACKWARD : FORWARD,
6442 cap->nchar == '\'');
6443 if (pos == NULL)
6444 break;
6445 }
6446 if (pos == NULL)
6447 pos = &prev_pos;
6448 nv_cursormark(cap, cap->nchar == '\'', pos);
6449 }
6450
6451 #ifdef FEAT_MOUSE
6452 /*
6453 * [ or ] followed by a middle mouse click: put selected text with
6454 * indent adjustment. Any other button just does as usual.
6455 */
6456 else if (cap->nchar >= K_LEFTMOUSE && cap->nchar <= K_RIGHTRELEASE)
6457 {
6458 (void)do_mouse(cap->oap, cap->nchar,
6459 (cap->cmdchar == ']') ? FORWARD : BACKWARD,
6460 cap->count1, PUT_FIXINDENT);
6461 }
6462 #endif /* FEAT_MOUSE */
6463
6464 #ifdef FEAT_FOLDING
6465 /*
6466 * "[z" and "]z": move to start or end of open fold.
6467 */
6468 else if (cap->nchar == 'z')
6469 {
6470 if (foldMoveTo(FALSE, cap->cmdchar == ']' ? FORWARD : BACKWARD,
6471 cap->count1) == FAIL)
6472 clearopbeep(cap->oap);
6473 }
6474 #endif
6475
6476 #ifdef FEAT_DIFF
6477 /*
6478 * "[c" and "]c": move to next or previous diff-change.
6479 */
6480 else if (cap->nchar == 'c')
6481 {
6482 if (diff_move_to(cap->cmdchar == ']' ? FORWARD : BACKWARD,
6483 cap->count1) == FAIL)
6484 clearopbeep(cap->oap);
6485 }
6486 #endif
6487
6488 #ifdef FEAT_SPELL
6489 /*
6490 * "[s", "[S", "]s" and "]S": move to next spell error.
6491 */
6492 else if (cap->nchar == 's' || cap->nchar == 'S')
6493 {
6494 setpcmark();
6495 for (n = 0; n < cap->count1; ++n)
6496 if (spell_move_to(curwin, cap->cmdchar == ']' ? FORWARD : BACKWARD,
6497 cap->nchar == 's' ? TRUE : FALSE, FALSE, NULL) == 0)
6498 {
6499 clearopbeep(cap->oap);
6500 break;
6501 }
6502 # ifdef FEAT_FOLDING
6503 if (cap->oap->op_type == OP_NOP && (fdo_flags & FDO_SEARCH) && KeyTyped)
6504 foldOpenCursor();
6505 # endif
6506 }
6507 #endif
6508
6509 /* Not a valid cap->nchar. */
6510 else
6511 clearopbeep(cap->oap);
6512 }
6513
6514 /*
6515 * Handle Normal mode "%" command.
6516 */
6517 static void
6518 nv_percent(cap)
6519 cmdarg_T *cap;
6520 {
6521 pos_T *pos;
6522 #ifdef FEAT_FOLDING
6523 linenr_T lnum = curwin->w_cursor.lnum;
6524 #endif
6525
6526 cap->oap->inclusive = TRUE;
6527 if (cap->count0) /* {cnt}% : goto {cnt} percentage in file */
6528 {
6529 if (cap->count0 > 100)
6530 clearopbeep(cap->oap);
6531 else
6532 {
6533 cap->oap->motion_type = MLINE;
6534 setpcmark();
6535 /* Round up, so CTRL-G will give same value. Watch out for a
6536 * large line count, the line number must not go negative! */
6537 if (curbuf->b_ml.ml_line_count > 1000000)
6538 curwin->w_cursor.lnum = (curbuf->b_ml.ml_line_count + 99L)
6539 / 100L * cap->count0;
6540 else
6541 curwin->w_cursor.lnum = (curbuf->b_ml.ml_line_count *
6542 cap->count0 + 99L) / 100L;
6543 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count)
6544 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count;
6545 beginline(BL_SOL | BL_FIX);
6546 }
6547 }
6548 else /* "%" : go to matching paren */
6549 {
6550 cap->oap->motion_type = MCHAR;
6551 cap->oap->use_reg_one = TRUE;
6552 if ((pos = findmatch(cap->oap, NUL)) == NULL)
6553 clearopbeep(cap->oap);
6554 else
6555 {
6556 setpcmark();
6557 curwin->w_cursor = *pos;
6558 curwin->w_set_curswant = TRUE;
6559 #ifdef FEAT_VIRTUALEDIT
6560 curwin->w_cursor.coladd = 0;
6561 #endif
6562 #ifdef FEAT_VISUAL
6563 adjust_for_sel(cap);
6564 #endif
6565 }
6566 }
6567 #ifdef FEAT_FOLDING
6568 if (cap->oap->op_type == OP_NOP
6569 && lnum != curwin->w_cursor.lnum
6570 && (fdo_flags & FDO_PERCENT)
6571 && KeyTyped)
6572 foldOpenCursor();
6573 #endif
6574 }
6575
6576 /*
6577 * Handle "(" and ")" commands.
6578 * cap->arg is BACKWARD for "(" and FORWARD for ")".
6579 */
6580 static void
6581 nv_brace(cap)
6582 cmdarg_T *cap;
6583 {
6584 cap->oap->motion_type = MCHAR;
6585 cap->oap->use_reg_one = TRUE;
6586 /* The motion used to be inclusive for "(", but that is not what Vi does. */
6587 cap->oap->inclusive = FALSE;
6588 curwin->w_set_curswant = TRUE;
6589
6590 if (findsent(cap->arg, cap->count1) == FAIL)
6591 clearopbeep(cap->oap);
6592 else
6593 {
6594 /* Don't leave the cursor on the NUL past end of line. */
6595 adjust_cursor(cap->oap);
6596 #ifdef FEAT_VIRTUALEDIT
6597 curwin->w_cursor.coladd = 0;
6598 #endif
6599 #ifdef FEAT_FOLDING
6600 if ((fdo_flags & FDO_BLOCK) && KeyTyped && cap->oap->op_type == OP_NOP)
6601 foldOpenCursor();
6602 #endif
6603 }
6604 }
6605
6606 /*
6607 * "m" command: Mark a position.
6608 */
6609 static void
6610 nv_mark(cap)
6611 cmdarg_T *cap;
6612 {
6613 if (!checkclearop(cap->oap))
6614 {
6615 if (setmark(cap->nchar) == FAIL)
6616 clearopbeep(cap->oap);
6617 }
6618 }
6619
6620 /*
6621 * "{" and "}" commands.
6622 * cmd->arg is BACKWARD for "{" and FORWARD for "}".
6623 */
6624 static void
6625 nv_findpar(cap)
6626 cmdarg_T *cap;
6627 {
6628 cap->oap->motion_type = MCHAR;
6629 cap->oap->inclusive = FALSE;
6630 cap->oap->use_reg_one = TRUE;
6631 curwin->w_set_curswant = TRUE;
6632 if (!findpar(&cap->oap->inclusive, cap->arg, cap->count1, NUL, FALSE))
6633 clearopbeep(cap->oap);
6634 else
6635 {
6636 #ifdef FEAT_VIRTUALEDIT
6637 curwin->w_cursor.coladd = 0;
6638 #endif
6639 #ifdef FEAT_FOLDING
6640 if ((fdo_flags & FDO_BLOCK) && KeyTyped && cap->oap->op_type == OP_NOP)
6641 foldOpenCursor();
6642 #endif
6643 }
6644 }
6645
6646 /*
6647 * "u" command: Undo or make lower case.
6648 */
6649 static void
6650 nv_undo(cap)
6651 cmdarg_T *cap;
6652 {
6653 if (cap->oap->op_type == OP_LOWER
6654 #ifdef FEAT_VISUAL
6655 || VIsual_active
6656 #endif
6657 )
6658 {
6659 /* translate "<Visual>u" to "<Visual>gu" and "guu" to "gugu" */
6660 cap->cmdchar = 'g';
6661 cap->nchar = 'u';
6662 nv_operator(cap);
6663 }
6664 else
6665 nv_kundo(cap);
6666 }
6667
6668 /*
6669 * <Undo> command.
6670 */
6671 static void
6672 nv_kundo(cap)
6673 cmdarg_T *cap;
6674 {
6675 if (!checkclearopq(cap->oap))
6676 {
6677 u_undo((int)cap->count1);
6678 curwin->w_set_curswant = TRUE;
6679 }
6680 }
6681
6682 /*
6683 * Handle the "r" command.
6684 */
6685 static void
6686 nv_replace(cap)
6687 cmdarg_T *cap;
6688 {
6689 char_u *ptr;
6690 int had_ctrl_v;
6691 long n;
6692
6693 if (checkclearop(cap->oap))
6694 return;
6695
6696 /* get another character */
6697 if (cap->nchar == Ctrl_V)
6698 {
6699 had_ctrl_v = Ctrl_V;
6700 cap->nchar = get_literal();
6701 /* Don't redo a multibyte character with CTRL-V. */
6702 if (cap->nchar > DEL)
6703 had_ctrl_v = NUL;
6704 }
6705 else
6706 had_ctrl_v = NUL;
6707
6708 /* Abort if the character is a special key. */
6709 if (IS_SPECIAL(cap->nchar))
6710 {
6711 clearopbeep(cap->oap);
6712 return;
6713 }
6714
6715 #ifdef FEAT_VISUAL
6716 /* Visual mode "r" */
6717 if (VIsual_active)
6718 {
6719 nv_operator(cap);
6720 return;
6721 }
6722 #endif
6723
6724 #ifdef FEAT_VIRTUALEDIT
6725 /* Break tabs, etc. */
6726 if (virtual_active())
6727 {
6728 if (u_save_cursor() == FAIL)
6729 return;
6730 if (gchar_cursor() == NUL)
6731 {
6732 /* Add extra space and put the cursor on the first one. */
6733 coladvance_force((colnr_T)(getviscol() + cap->count1));
6734 curwin->w_cursor.col -= cap->count1;
6735 }
6736 else if (gchar_cursor() == TAB)
6737 coladvance_force(getviscol());
6738 }
6739 #endif
6740
6741 /* Abort if not enough characters to replace. */
6742 ptr = ml_get_cursor();
6743 if (STRLEN(ptr) < (unsigned)cap->count1
6744 #ifdef FEAT_MBYTE
6745 || (has_mbyte && mb_charlen(ptr) < cap->count1)
6746 #endif
6747 )
6748 {
6749 clearopbeep(cap->oap);
6750 return;
6751 }
6752
6753 /*
6754 * Replacing with a TAB is done by edit() when it is complicated because
6755 * 'expandtab' or 'smarttab' is set. CTRL-V TAB inserts a literal TAB.
6756 * Other characters are done below to avoid problems with things like
6757 * CTRL-V 048 (for edit() this would be R CTRL-V 0 ESC).
6758 */
6759 if (had_ctrl_v != Ctrl_V && cap->nchar == '\t' && (curbuf->b_p_et || p_sta))
6760 {
6761 stuffnumReadbuff(cap->count1);
6762 stuffcharReadbuff('R');
6763 stuffcharReadbuff('\t');
6764 stuffcharReadbuff(ESC);
6765 return;
6766 }
6767
6768 /* save line for undo */
6769 if (u_save_cursor() == FAIL)
6770 return;
6771
6772 if (had_ctrl_v != Ctrl_V && (cap->nchar == '\r' || cap->nchar == '\n'))
6773 {
6774 /*
6775 * Replace character(s) by a single newline.
6776 * Strange vi behaviour: Only one newline is inserted.
6777 * Delete the characters here.
6778 * Insert the newline with an insert command, takes care of
6779 * autoindent. The insert command depends on being on the last
6780 * character of a line or not.
6781 */
6782 #ifdef FEAT_MBYTE
6783 (void)del_chars(cap->count1, FALSE); /* delete the characters */
6784 #else
6785 (void)del_bytes(cap->count1, FALSE, FALSE); /* delete the characters */
6786 #endif
6787 stuffcharReadbuff('\r');
6788 stuffcharReadbuff(ESC);
6789
6790 /* Give 'r' to edit(), to get the redo command right. */
6791 invoke_edit(cap, TRUE, 'r', FALSE);
6792 }
6793 else
6794 {
6795 prep_redo(cap->oap->regname, cap->count1,
6796 NUL, 'r', NUL, had_ctrl_v, cap->nchar);
6797
6798 curbuf->b_op_start = curwin->w_cursor;
6799 #ifdef FEAT_MBYTE
6800 if (has_mbyte)
6801 {
6802 int old_State = State;
6803
6804 if (cap->ncharC1 != 0)
6805 AppendCharToRedobuff(cap->ncharC1);
6806 if (cap->ncharC2 != 0)
6807 AppendCharToRedobuff(cap->ncharC2);
6808
6809 /* This is slow, but it handles replacing a single-byte with a
6810 * multi-byte and the other way around. Also handles adding
6811 * composing characters for utf-8. */
6812 for (n = cap->count1; n > 0; --n)
6813 {
6814 State = REPLACE;
6815 ins_char(cap->nchar);
6816 State = old_State;
6817 if (cap->ncharC1 != 0)
6818 ins_char(cap->ncharC1);
6819 if (cap->ncharC2 != 0)
6820 ins_char(cap->ncharC2);
6821 }
6822 }
6823 else
6824 #endif
6825 {
6826 /*
6827 * Replace the characters within one line.
6828 */
6829 for (n = cap->count1; n > 0; --n)
6830 {
6831 /*
6832 * Get ptr again, because u_save and/or showmatch() will have
6833 * released the line. At the same time we let know that the
6834 * line will be changed.
6835 */
6836 ptr = ml_get_buf(curbuf, curwin->w_cursor.lnum, TRUE);
6837 ptr[curwin->w_cursor.col] = cap->nchar;
6838 if (p_sm && msg_silent == 0)
6839 showmatch(cap->nchar);
6840 ++curwin->w_cursor.col;
6841 }
6842 #ifdef FEAT_NETBEANS_INTG
6843 if (usingNetbeans)
6844 {
6845 colnr_T start = (colnr_T)(curwin->w_cursor.col - cap->count1);
6846
6847 netbeans_removed(curbuf, curwin->w_cursor.lnum, start,
6848 (long)cap->count1);
6849 netbeans_inserted(curbuf, curwin->w_cursor.lnum, start,
6850 &ptr[start], (int)cap->count1);
6851 }
6852 #endif
6853
6854 /* mark the buffer as changed and prepare for displaying */
6855 changed_bytes(curwin->w_cursor.lnum,
6856 (colnr_T)(curwin->w_cursor.col - cap->count1));
6857 }
6858 --curwin->w_cursor.col; /* cursor on the last replaced char */
6859 #ifdef FEAT_MBYTE
6860 /* if the character on the left of the current cursor is a multi-byte
6861 * character, move two characters left */
6862 if (has_mbyte)
6863 mb_adjust_cursor();
6864 #endif
6865 curbuf->b_op_end = curwin->w_cursor;
6866 curwin->w_set_curswant = TRUE;
6867 set_last_insert(cap->nchar);
6868 }
6869 }
6870
6871 #ifdef FEAT_VISUAL
6872 /*
6873 * 'o': Exchange start and end of Visual area.
6874 * 'O': same, but in block mode exchange left and right corners.
6875 */
6876 static void
6877 v_swap_corners(cmdchar)
6878 int cmdchar;
6879 {
6880 pos_T old_cursor;
6881 colnr_T left, right;
6882
6883 if (cmdchar == 'O' && VIsual_mode == Ctrl_V)
6884 {
6885 old_cursor = curwin->w_cursor;
6886 getvcols(curwin, &old_cursor, &VIsual, &left, &right);
6887 curwin->w_cursor.lnum = VIsual.lnum;
6888 coladvance(left);
6889 VIsual = curwin->w_cursor;
6890
6891 curwin->w_cursor.lnum = old_cursor.lnum;
6892 curwin->w_curswant = right;
6893 /* 'selection "exclusive" and cursor at right-bottom corner: move it
6894 * right one column */
6895 if (old_cursor.lnum >= VIsual.lnum && *p_sel == 'e')
6896 ++curwin->w_curswant;
6897 coladvance(curwin->w_curswant);
6898 if (curwin->w_cursor.col == old_cursor.col
6899 #ifdef FEAT_VIRTUALEDIT
6900 && (!virtual_active()
6901 || curwin->w_cursor.coladd == old_cursor.coladd)
6902 #endif
6903 )
6904 {
6905 curwin->w_cursor.lnum = VIsual.lnum;
6906 if (old_cursor.lnum <= VIsual.lnum && *p_sel == 'e')
6907 ++right;
6908 coladvance(right);
6909 VIsual = curwin->w_cursor;
6910
6911 curwin->w_cursor.lnum = old_cursor.lnum;
6912 coladvance(left);
6913 curwin->w_curswant = left;
6914 }
6915 }
6916 else
6917 {
6918 old_cursor = curwin->w_cursor;
6919 curwin->w_cursor = VIsual;
6920 VIsual = old_cursor;
6921 curwin->w_set_curswant = TRUE;
6922 }
6923 }
6924 #endif /* FEAT_VISUAL */
6925
6926 /*
6927 * "R" (cap->arg is FALSE) and "gR" (cap->arg is TRUE).
6928 */
6929 static void
6930 nv_Replace(cap)
6931 cmdarg_T *cap;
6932 {
6933 #ifdef FEAT_VISUAL
6934 if (VIsual_active) /* "R" is replace lines */
6935 {
6936 cap->cmdchar = 'c';
6937 cap->nchar = NUL;
6938 VIsual_mode = 'V';
6939 nv_operator(cap);
6940 }
6941 else
6942 #endif
6943 if (!checkclearopq(cap->oap))
6944 {
6945 if (!curbuf->b_p_ma)
6946 EMSG(_(e_modifiable));
6947 else
6948 {
6949 #ifdef FEAT_VIRTUALEDIT
6950 if (virtual_active())
6951 coladvance(getviscol());
6952 #endif
6953 invoke_edit(cap, FALSE, cap->arg ? 'V' : 'R', FALSE);
6954 }
6955 }
6956 }
6957
6958 #ifdef FEAT_VREPLACE
6959 /*
6960 * "gr".
6961 */
6962 static void
6963 nv_vreplace(cap)
6964 cmdarg_T *cap;
6965 {
6966 # ifdef FEAT_VISUAL
6967 if (VIsual_active)
6968 {
6969 cap->cmdchar = 'r';
6970 cap->nchar = cap->extra_char;
6971 nv_replace(cap); /* Do same as "r" in Visual mode for now */
6972 }
6973 else
6974 # endif
6975 if (!checkclearopq(cap->oap))
6976 {
6977 if (!curbuf->b_p_ma)
6978 EMSG(_(e_modifiable));
6979 else
6980 {
6981 if (cap->extra_char == Ctrl_V) /* get another character */
6982 cap->extra_char = get_literal();
6983 stuffcharReadbuff(cap->extra_char);
6984 stuffcharReadbuff(ESC);
6985 # ifdef FEAT_VIRTUALEDIT
6986 if (virtual_active())
6987 coladvance(getviscol());
6988 # endif
6989 invoke_edit(cap, TRUE, 'v', FALSE);
6990 }
6991 }
6992 }
6993 #endif
6994
6995 /*
6996 * Swap case for "~" command, when it does not work like an operator.
6997 */
6998 static void
6999 n_swapchar(cap)
7000 cmdarg_T *cap;
7001 {
7002 long n;
7003 pos_T startpos;
7004 int did_change = 0;
7005 #ifdef FEAT_NETBEANS_INTG
7006 pos_T pos;
7007 char_u *ptr;
7008 int count;
7009 #endif
7010
7011 if (checkclearopq(cap->oap))
7012 return;
7013
7014 if (lineempty(curwin->w_cursor.lnum) && vim_strchr(p_ww, '~') == NULL)
7015 {
7016 clearopbeep(cap->oap);
7017 return;
7018 }
7019
7020 prep_redo_cmd(cap);
7021
7022 if (u_save_cursor() == FAIL)
7023 return;
7024
7025 startpos = curwin->w_cursor;
7026 #ifdef FEAT_NETBEANS_INTG
7027 pos = startpos;
7028 #endif
7029 for (n = cap->count1; n > 0; --n)
7030 {
7031 did_change |= swapchar(cap->oap->op_type, &curwin->w_cursor);
7032 inc_cursor();
7033 if (gchar_cursor() == NUL)
7034 {
7035 if (vim_strchr(p_ww, '~') != NULL
7036 && curwin->w_cursor.lnum < curbuf->b_ml.ml_line_count)
7037 {
7038 #ifdef FEAT_NETBEANS_INTG
7039 if (usingNetbeans)
7040 {
7041 if (did_change)
7042 {
7043 ptr = ml_get(pos.lnum);
7044 count = (int)STRLEN(ptr) - pos.col;
7045 netbeans_removed(curbuf, pos.lnum, pos.col,
7046 (long)count);
7047 netbeans_inserted(curbuf, pos.lnum, pos.col,
7048 &ptr[pos.col], count);
7049 }
7050 pos.col = 0;
7051 pos.lnum++;
7052 }
7053 #endif
7054 ++curwin->w_cursor.lnum;
7055 curwin->w_cursor.col = 0;
7056 if (n > 1)
7057 {
7058 if (u_savesub(curwin->w_cursor.lnum) == FAIL)
7059 break;
7060 u_clearline();
7061 }
7062 }
7063 else
7064 break;
7065 }
7066 }
7067 #ifdef FEAT_NETBEANS_INTG
7068 if (did_change && usingNetbeans)
7069 {
7070 ptr = ml_get(pos.lnum);
7071 count = curwin->w_cursor.col - pos.col;
7072 netbeans_removed(curbuf, pos.lnum, pos.col, (long)count);
7073 netbeans_inserted(curbuf, pos.lnum, pos.col, &ptr[pos.col], count);
7074 }
7075 #endif
7076
7077
7078 check_cursor();
7079 curwin->w_set_curswant = TRUE;
7080 if (did_change)
7081 {
7082 changed_lines(startpos.lnum, startpos.col, curwin->w_cursor.lnum + 1,
7083 0L);
7084 curbuf->b_op_start = startpos;
7085 curbuf->b_op_end = curwin->w_cursor;
7086 if (curbuf->b_op_end.col > 0)
7087 --curbuf->b_op_end.col;
7088 }
7089 }
7090
7091 /*
7092 * Move cursor to mark.
7093 */
7094 static void
7095 nv_cursormark(cap, flag, pos)
7096 cmdarg_T *cap;
7097 int flag;
7098 pos_T *pos;
7099 {
7100 if (check_mark(pos) == FAIL)
7101 clearop(cap->oap);
7102 else
7103 {
7104 if (cap->cmdchar == '\''
7105 || cap->cmdchar == '`'
7106 || cap->cmdchar == '['
7107 || cap->cmdchar == ']')
7108 setpcmark();
7109 curwin->w_cursor = *pos;
7110 if (flag)
7111 beginline(BL_WHITE | BL_FIX);
7112 else
7113 check_cursor();
7114 }
7115 cap->oap->motion_type = flag ? MLINE : MCHAR;
7116 if (cap->cmdchar == '`')
7117 cap->oap->use_reg_one = TRUE;
7118 cap->oap->inclusive = FALSE; /* ignored if not MCHAR */
7119 curwin->w_set_curswant = TRUE;
7120 }
7121
7122 #ifdef FEAT_VISUAL
7123 /*
7124 * Handle commands that are operators in Visual mode.
7125 */
7126 static void
7127 v_visop(cap)
7128 cmdarg_T *cap;
7129 {
7130 static char_u trans[] = "YyDdCcxdXdAAIIrr";
7131
7132 /* Uppercase means linewise, except in block mode, then "D" deletes till
7133 * the end of the line, and "C" replaces til EOL */
7134 if (isupper(cap->cmdchar))
7135 {
7136 if (VIsual_mode != Ctrl_V)
7137 VIsual_mode = 'V';
7138 else if (cap->cmdchar == 'C' || cap->cmdchar == 'D')
7139 curwin->w_curswant = MAXCOL;
7140 }
7141 cap->cmdchar = *(vim_strchr(trans, cap->cmdchar) + 1);
7142 nv_operator(cap);
7143 }
7144 #endif
7145
7146 /*
7147 * "s" and "S" commands.
7148 */
7149 static void
7150 nv_subst(cap)
7151 cmdarg_T *cap;
7152 {
7153 #ifdef FEAT_VISUAL
7154 if (VIsual_active) /* "vs" and "vS" are the same as "vc" */
7155 {
7156 if (cap->cmdchar == 'S')
7157 VIsual_mode = 'V';
7158 cap->cmdchar = 'c';
7159 nv_operator(cap);
7160 }
7161 else
7162 #endif
7163 nv_optrans(cap);
7164 }
7165
7166 /*
7167 * Abbreviated commands.
7168 */
7169 static void
7170 nv_abbrev(cap)
7171 cmdarg_T *cap;
7172 {
7173 if (cap->cmdchar == K_DEL || cap->cmdchar == K_KDEL)
7174 cap->cmdchar = 'x'; /* DEL key behaves like 'x' */
7175
7176 #ifdef FEAT_VISUAL
7177 /* in Visual mode these commands are operators */
7178 if (VIsual_active)
7179 v_visop(cap);
7180 else
7181 #endif
7182 nv_optrans(cap);
7183 }
7184
7185 /*
7186 * Translate a command into another command.
7187 */
7188 static void
7189 nv_optrans(cap)
7190 cmdarg_T *cap;
7191 {
7192 static char_u *(ar[8]) = {(char_u *)"dl", (char_u *)"dh",
7193 (char_u *)"d$", (char_u *)"c$",
7194 (char_u *)"cl", (char_u *)"cc",
7195 (char_u *)"yy", (char_u *)":s\r"};
7196 static char_u *str = (char_u *)"xXDCsSY&";
7197
7198 if (!checkclearopq(cap->oap))
7199 {
7200 /* In Vi "2D" doesn't delete the next line. Can't translate it
7201 * either, because "2." should also not use the count. */
7202 if (cap->cmdchar == 'D' && vim_strchr(p_cpo, CPO_HASH) != NULL)
7203 {
7204 cap->oap->start = curwin->w_cursor;
7205 cap->oap->op_type = OP_DELETE;
7206 #ifdef FEAT_EVAL
7207 set_op_var(OP_DELETE);
7208 #endif
7209 cap->count1 = 1;
7210 nv_dollar(cap);
7211 finish_op = TRUE;
7212 ResetRedobuff();
7213 AppendCharToRedobuff('D');
7214 }
7215 else
7216 {
7217 if (cap->count0)
7218 stuffnumReadbuff(cap->count0);
7219 stuffReadbuff(ar[(int)(vim_strchr(str, cap->cmdchar) - str)]);
7220 }
7221 }
7222 cap->opcount = 0;
7223 }
7224
7225 /*
7226 * "'" and "`" commands. Also for "g'" and "g`".
7227 * cap->arg is TRUE for "'" and "g'".
7228 */
7229 static void
7230 nv_gomark(cap)
7231 cmdarg_T *cap;
7232 {
7233 pos_T *pos;
7234 int c;
7235 #ifdef FEAT_FOLDING
7236 linenr_T lnum = curwin->w_cursor.lnum;
7237 int old_KeyTyped = KeyTyped; /* getting file may reset it */
7238 #endif
7239
7240 if (cap->cmdchar == 'g')
7241 c = cap->extra_char;
7242 else
7243 c = cap->nchar;
7244 pos = getmark(c, (cap->oap->op_type == OP_NOP));
7245 if (pos == (pos_T *)-1) /* jumped to other file */
7246 {
7247 if (cap->arg)
7248 {
7249 check_cursor_lnum();
7250 beginline(BL_WHITE | BL_FIX);
7251 }
7252 else
7253 check_cursor();
7254 }
7255 else
7256 nv_cursormark(cap, cap->arg, pos);
7257
7258 #ifdef FEAT_VIRTUALEDIT
7259 /* May need to clear the coladd that a mark includes. */
7260 if (!virtual_active())
7261 curwin->w_cursor.coladd = 0;
7262 #endif
7263 #ifdef FEAT_FOLDING
7264 if (cap->oap->op_type == OP_NOP
7265 && (pos == (pos_T *)-1 || lnum != curwin->w_cursor.lnum)
7266 && (fdo_flags & FDO_MARK)
7267 && old_KeyTyped)
7268 foldOpenCursor();
7269 #endif
7270 }
7271
7272 /*
7273 * Handle CTRL-O, CTRL-I, "g;" and "g," commands.
7274 */
7275 static void
7276 nv_pcmark(cap)
7277 cmdarg_T *cap;
7278 {
7279 #ifdef FEAT_JUMPLIST
7280 pos_T *pos;
7281 # ifdef FEAT_FOLDING
7282 linenr_T lnum = curwin->w_cursor.lnum;
7283 int old_KeyTyped = KeyTyped; /* getting file may reset it */
7284 # endif
7285
7286 if (!checkclearopq(cap->oap))
7287 {
7288 if (cap->cmdchar == 'g')
7289 pos = movechangelist((int)cap->count1);
7290 else
7291 pos = movemark((int)cap->count1);
7292 if (pos == (pos_T *)-1) /* jump to other file */
7293 {
7294 curwin->w_set_curswant = TRUE;
7295 check_cursor();
7296 }
7297 else if (pos != NULL) /* can jump */
7298 nv_cursormark(cap, FALSE, pos);
7299 else if (cap->cmdchar == 'g')
7300 {
7301 if (curbuf->b_changelistlen == 0)
7302 EMSG(_("E664: changelist is empty"));
7303 else if (cap->count1 < 0)
7304 EMSG(_("E662: At start of changelist"));
7305 else
7306 EMSG(_("E663: At end of changelist"));
7307 }
7308 else
7309 clearopbeep(cap->oap);
7310 # ifdef FEAT_FOLDING
7311 if (cap->oap->op_type == OP_NOP
7312 && (pos == (pos_T *)-1 || lnum != curwin->w_cursor.lnum)
7313 && (fdo_flags & FDO_MARK)
7314 && old_KeyTyped)
7315 foldOpenCursor();
7316 # endif
7317 }
7318 #else
7319 clearopbeep(cap->oap);
7320 #endif
7321 }
7322
7323 /*
7324 * Handle '"' command.
7325 */
7326 static void
7327 nv_regname(cap)
7328 cmdarg_T *cap;
7329 {
7330 if (checkclearop(cap->oap))
7331 return;
7332 #ifdef FEAT_EVAL
7333 if (cap->nchar == '=')
7334 cap->nchar = get_expr_register();
7335 #endif
7336 if (cap->nchar != NUL && valid_yank_reg(cap->nchar, FALSE))
7337 {
7338 cap->oap->regname = cap->nchar;
7339 cap->opcount = cap->count0; /* remember count before '"' */
7340 #ifdef FEAT_EVAL
7341 set_reg_var(cap->oap->regname);
7342 #endif
7343 }
7344 else
7345 clearopbeep(cap->oap);
7346 }
7347
7348 #ifdef FEAT_VISUAL
7349 /*
7350 * Handle "v", "V" and "CTRL-V" commands.
7351 * Also for "gh", "gH" and "g^H" commands: Always start Select mode, cap->arg
7352 * is TRUE.
7353 * Handle CTRL-Q just like CTRL-V.
7354 */
7355 static void
7356 nv_visual(cap)
7357 cmdarg_T *cap;
7358 {
7359 if (cap->cmdchar == Ctrl_Q)
7360 cap->cmdchar = Ctrl_V;
7361
7362 /* 'v', 'V' and CTRL-V can be used while an operator is pending to make it
7363 * characterwise, linewise, or blockwise. */
7364 if (cap->oap->op_type != OP_NOP)
7365 {
7366 cap->oap->motion_force = cap->cmdchar;
7367 finish_op = FALSE; /* operator doesn't finish now but later */
7368 return;
7369 }
7370
7371 VIsual_select = cap->arg;
7372 if (VIsual_active) /* change Visual mode */
7373 {
7374 if (VIsual_mode == cap->cmdchar) /* stop visual mode */
7375 end_visual_mode();
7376 else /* toggle char/block mode */
7377 { /* or char/line mode */
7378 VIsual_mode = cap->cmdchar;
7379 showmode();
7380 }
7381 redraw_curbuf_later(INVERTED); /* update the inversion */
7382 }
7383 else /* start Visual mode */
7384 {
7385 check_visual_highlight();
7386 if (cap->count0) /* use previously selected part */
7387 {
7388 if (resel_VIsual_mode == NUL) /* there is none */
7389 {
7390 beep_flush();
7391 return;
7392 }
7393 VIsual = curwin->w_cursor;
7394
7395 VIsual_active = TRUE;
7396 VIsual_reselect = TRUE;
7397 if (!cap->arg)
7398 /* start Select mode when 'selectmode' contains "cmd" */
7399 may_start_select('c');
7400 #ifdef FEAT_MOUSE
7401 setmouse();
7402 #endif
7403 if (p_smd && msg_silent == 0)
7404 redraw_cmdline = TRUE; /* show visual mode later */
7405 /*
7406 * For V and ^V, we multiply the number of lines even if there
7407 * was only one -- webb
7408 */
7409 if (resel_VIsual_mode != 'v' || resel_VIsual_line_count > 1)
7410 {
7411 curwin->w_cursor.lnum +=
7412 resel_VIsual_line_count * cap->count0 - 1;
7413 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count)
7414 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count;
7415 }
7416 VIsual_mode = resel_VIsual_mode;
7417 if (VIsual_mode == 'v')
7418 {
7419 if (resel_VIsual_line_count <= 1)
7420 curwin->w_cursor.col += resel_VIsual_col * cap->count0 - 1;
7421 else
7422 curwin->w_cursor.col = resel_VIsual_col;
7423 check_cursor_col();
7424 }
7425 if (resel_VIsual_col == MAXCOL)
7426 {
7427 curwin->w_curswant = MAXCOL;
7428 coladvance((colnr_T)MAXCOL);
7429 }
7430 else if (VIsual_mode == Ctrl_V)
7431 {
7432 validate_virtcol();
7433 curwin->w_curswant = curwin->w_virtcol
7434 + resel_VIsual_col * cap->count0 - 1;
7435 coladvance(curwin->w_curswant);
7436 }
7437 else
7438 curwin->w_set_curswant = TRUE;
7439 redraw_curbuf_later(INVERTED); /* show the inversion */
7440 }
7441 else
7442 {
7443 if (!cap->arg)
7444 /* start Select mode when 'selectmode' contains "cmd" */
7445 may_start_select('c');
7446 n_start_visual_mode(cap->cmdchar);
7447 }
7448 }
7449 }
7450
7451 /*
7452 * Start selection for Shift-movement keys.
7453 */
7454 void
7455 start_selection()
7456 {
7457 /* if 'selectmode' contains "key", start Select mode */
7458 may_start_select('k');
7459 n_start_visual_mode('v');
7460 }
7461
7462 /*
7463 * Start Select mode, if "c" is in 'selectmode' and not in a mapping or menu.
7464 */
7465 void
7466 may_start_select(c)
7467 int c;
7468 {
7469 VIsual_select = (stuff_empty() && typebuf_typed()
7470 && (vim_strchr(p_slm, c) != NULL));
7471 }
7472
7473 /*
7474 * Start Visual mode "c".
7475 * Should set VIsual_select before calling this.
7476 */
7477 static void
7478 n_start_visual_mode(c)
7479 int c;
7480 {
7481 VIsual_mode = c;
7482 VIsual_active = TRUE;
7483 VIsual_reselect = TRUE;
7484 #ifdef FEAT_VIRTUALEDIT
7485 /* Corner case: the 0 position in a tab may change when going into
7486 * virtualedit. Recalculate curwin->w_cursor to avoid bad hilighting.
7487 */
7488 if (c == Ctrl_V && (ve_flags & VE_BLOCK) && gchar_cursor() == TAB)
7489 coladvance(curwin->w_virtcol);
7490 #endif
7491 VIsual = curwin->w_cursor;
7492
7493 #ifdef FEAT_FOLDING
7494 foldAdjustVisual();
7495 #endif
7496
7497 #ifdef FEAT_MOUSE
7498 setmouse();
7499 #endif
7500 if (p_smd && msg_silent == 0)
7501 redraw_cmdline = TRUE; /* show visual mode later */
7502 #ifdef FEAT_CLIPBOARD
7503 /* Make sure the clipboard gets updated. Needed because start and
7504 * end may still be the same, and the selection needs to be owned */
7505 clip_star.vmode = NUL;
7506 #endif
7507
7508 /* Only need to redraw this line, unless still need to redraw an old
7509 * Visual area (when 'lazyredraw' is set). */
7510 if (curwin->w_redr_type < INVERTED)
7511 {
7512 curwin->w_old_cursor_lnum = curwin->w_cursor.lnum;
7513 curwin->w_old_visual_lnum = curwin->w_cursor.lnum;
7514 }
7515 }
7516
7517 #endif /* FEAT_VISUAL */
7518
7519 /*
7520 * CTRL-W: Window commands
7521 */
7522 static void
7523 nv_window(cap)
7524 cmdarg_T *cap;
7525 {
7526 #ifdef FEAT_WINDOWS
7527 if (!checkclearop(cap->oap))
7528 do_window(cap->nchar, cap->count0, NUL); /* everything is in window.c */
7529 #else
7530 (void)checkclearop(cap->oap);
7531 #endif
7532 }
7533
7534 /*
7535 * CTRL-Z: Suspend
7536 */
7537 static void
7538 nv_suspend(cap)
7539 cmdarg_T *cap;
7540 {
7541 clearop(cap->oap);
7542 #ifdef FEAT_VISUAL
7543 if (VIsual_active)
7544 end_visual_mode(); /* stop Visual mode */
7545 #endif
7546 do_cmdline_cmd((char_u *)"st");
7547 }
7548
7549 /*
7550 * Commands starting with "g".
7551 */
7552 static void
7553 nv_g_cmd(cap)
7554 cmdarg_T *cap;
7555 {
7556 oparg_T *oap = cap->oap;
7557 #ifdef FEAT_VISUAL
7558 pos_T tpos;
7559 #endif
7560 int i;
7561 int flag = FALSE;
7562
7563 switch (cap->nchar)
7564 {
7565 #ifdef MEM_PROFILE
7566 /*
7567 * "g^A": dump log of used memory.
7568 */
7569 case Ctrl_A:
7570 vim_mem_profile_dump();
7571 break;
7572 #endif
7573
7574 #ifdef FEAT_VREPLACE
7575 /*
7576 * "gR": Enter virtual replace mode.
7577 */
7578 case 'R':
7579 cap->arg = TRUE;
7580 nv_Replace(cap);
7581 break;
7582
7583 case 'r':
7584 nv_vreplace(cap);
7585 break;
7586 #endif
7587
7588 case '&':
7589 do_cmdline_cmd((char_u *)"%s//~/&");
7590 break;
7591
7592 #ifdef FEAT_VISUAL
7593 /*
7594 * "gv": Reselect the previous Visual area. If Visual already active,
7595 * exchange previous and current Visual area.
7596 */
7597 case 'v':
7598 if (checkclearop(oap))
7599 break;
7600
7601 if ( curbuf->b_visual.vi_start.lnum == 0
7602 || curbuf->b_visual.vi_start.lnum > curbuf->b_ml.ml_line_count
7603 || curbuf->b_visual.vi_end.lnum == 0)
7604 beep_flush();
7605 else
7606 {
7607 /* set w_cursor to the start of the Visual area, tpos to the end */
7608 if (VIsual_active)
7609 {
7610 i = VIsual_mode;
7611 VIsual_mode = curbuf->b_visual.vi_mode;
7612 curbuf->b_visual.vi_mode = i;
7613 # ifdef FEAT_EVAL
7614 curbuf->b_visual_mode_eval = i;
7615 # endif
7616 i = curwin->w_curswant;
7617 curwin->w_curswant = curbuf->b_visual.vi_curswant;
7618 curbuf->b_visual.vi_curswant = i;
7619
7620 tpos = curbuf->b_visual.vi_end;
7621 curbuf->b_visual.vi_end = curwin->w_cursor;
7622 curwin->w_cursor = curbuf->b_visual.vi_start;
7623 curbuf->b_visual.vi_start = VIsual;
7624 }
7625 else
7626 {
7627 VIsual_mode = curbuf->b_visual.vi_mode;
7628 curwin->w_curswant = curbuf->b_visual.vi_curswant;
7629 tpos = curbuf->b_visual.vi_end;
7630 curwin->w_cursor = curbuf->b_visual.vi_start;
7631 }
7632
7633 VIsual_active = TRUE;
7634 VIsual_reselect = TRUE;
7635
7636 /* Set Visual to the start and w_cursor to the end of the Visual
7637 * area. Make sure they are on an existing character. */
7638 check_cursor();
7639 VIsual = curwin->w_cursor;
7640 curwin->w_cursor = tpos;
7641 check_cursor();
7642 update_topline();
7643 /*
7644 * When called from normal "g" command: start Select mode when
7645 * 'selectmode' contains "cmd". When called for K_SELECT, always
7646 * start Select mode.
7647 */
7648 if (cap->arg)
7649 VIsual_select = TRUE;
7650 else
7651 may_start_select('c');
7652 #ifdef FEAT_MOUSE
7653 setmouse();
7654 #endif
7655 #ifdef FEAT_CLIPBOARD
7656 /* Make sure the clipboard gets updated. Needed because start and
7657 * end are still the same, and the selection needs to be owned */
7658 clip_star.vmode = NUL;
7659 #endif
7660 redraw_curbuf_later(INVERTED);
7661 showmode();
7662 }
7663 break;
7664 /*
7665 * "gV": Don't reselect the previous Visual area after a Select mode
7666 * mapping of menu.
7667 */
7668 case 'V':
7669 VIsual_reselect = FALSE;
7670 break;
7671
7672 /*
7673 * "gh": start Select mode.
7674 * "gH": start Select line mode.
7675 * "g^H": start Select block mode.
7676 */
7677 case K_BS:
7678 cap->nchar = Ctrl_H;
7679 /* FALLTHROUGH */
7680 case 'h':
7681 case 'H':
7682 case Ctrl_H:
7683 # ifdef EBCDIC
7684 /* EBCDIC: 'v'-'h' != '^v'-'^h' */
7685 if (cap->nchar == Ctrl_H)
7686 cap->cmdchar = Ctrl_V;
7687 else
7688 # endif
7689 cap->cmdchar = cap->nchar + ('v' - 'h');
7690 cap->arg = TRUE;
7691 nv_visual(cap);
7692 break;
7693 #endif /* FEAT_VISUAL */
7694
7695 /*
7696 * "gj" and "gk" two new funny movement keys -- up and down
7697 * movement based on *screen* line rather than *file* line.
7698 */
7699 case 'j':
7700 case K_DOWN:
7701 /* with 'nowrap' it works just like the normal "j" command; also when
7702 * in a closed fold */
7703 if (!curwin->w_p_wrap
7704 #ifdef FEAT_FOLDING
7705 || hasFolding(curwin->w_cursor.lnum, NULL, NULL)
7706 #endif
7707 )
7708 {
7709 oap->motion_type = MLINE;
7710 i = cursor_down(cap->count1, oap->op_type == OP_NOP);
7711 }
7712 else
7713 i = nv_screengo(oap, FORWARD, cap->count1);
7714 if (i == FAIL)
7715 clearopbeep(oap);
7716 break;
7717
7718 case 'k':
7719 case K_UP:
7720 /* with 'nowrap' it works just like the normal "k" command; also when
7721 * in a closed fold */
7722 if (!curwin->w_p_wrap
7723 #ifdef FEAT_FOLDING
7724 || hasFolding(curwin->w_cursor.lnum, NULL, NULL)
7725 #endif
7726 )
7727 {
7728 oap->motion_type = MLINE;
7729 i = cursor_up(cap->count1, oap->op_type == OP_NOP);
7730 }
7731 else
7732 i = nv_screengo(oap, BACKWARD, cap->count1);
7733 if (i == FAIL)
7734 clearopbeep(oap);
7735 break;
7736
7737 /*
7738 * "gJ": join two lines without inserting a space.
7739 */
7740 case 'J':
7741 nv_join(cap);
7742 break;
7743
7744 /*
7745 * "g0", "g^" and "g$": Like "0", "^" and "$" but for screen lines.
7746 * "gm": middle of "g0" and "g$".
7747 */
7748 case '^':
7749 flag = TRUE;
7750 /* FALLTHROUGH */
7751
7752 case '0':
7753 case 'm':
7754 case K_HOME:
7755 case K_KHOME:
7756 oap->motion_type = MCHAR;
7757 oap->inclusive = FALSE;
7758 if (curwin->w_p_wrap
7759 #ifdef FEAT_VERTSPLIT
7760 && curwin->w_width != 0
7761 #endif
7762 )
7763 {
7764 int width1 = W_WIDTH(curwin) - curwin_col_off();
7765 int width2 = width1 + curwin_col_off2();
7766
7767 validate_virtcol();
7768 i = 0;
7769 if (curwin->w_virtcol >= (colnr_T)width1 && width2 > 0)
7770 i = (curwin->w_virtcol - width1) / width2 * width2 + width1;
7771 }
7772 else
7773 i = curwin->w_leftcol;
7774 /* Go to the middle of the screen line. When 'number' is on and lines
7775 * are wrapping the middle can be more to the left.*/
7776 if (cap->nchar == 'm')
7777 i += (W_WIDTH(curwin) - curwin_col_off()
7778 + ((curwin->w_p_wrap && i > 0)
7779 ? curwin_col_off2() : 0)) / 2;
7780 coladvance((colnr_T)i);
7781 if (flag)
7782 {
7783 do
7784 i = gchar_cursor();
7785 while (vim_iswhite(i) && oneright() == OK);
7786 }
7787 curwin->w_set_curswant = TRUE;
7788 break;
7789
7790 case '_':
7791 /* "g_": to the last non-blank character in the line or <count> lines
7792 * downward. */
7793 cap->oap->motion_type = MCHAR;
7794 cap->oap->inclusive = TRUE;
7795 curwin->w_curswant = MAXCOL;
7796 if (cursor_down((long)(cap->count1 - 1),
7797 cap->oap->op_type == OP_NOP) == FAIL)
7798 clearopbeep(cap->oap);
7799 else
7800 {
7801 char_u *ptr = ml_get_curline();
7802
7803 /* In Visual mode we may end up after the line. */
7804 if (curwin->w_cursor.col > 0 && ptr[curwin->w_cursor.col] == NUL)
7805 --curwin->w_cursor.col;
7806
7807 /* Decrease the cursor column until it's on a non-blank. */
7808 while (curwin->w_cursor.col > 0
7809 && vim_iswhite(ptr[curwin->w_cursor.col]))
7810 --curwin->w_cursor.col;
7811 curwin->w_set_curswant = TRUE;
7812 }
7813 break;
7814
7815 case '$':
7816 case K_END:
7817 case K_KEND:
7818 {
7819 int col_off = curwin_col_off();
7820
7821 oap->motion_type = MCHAR;
7822 oap->inclusive = TRUE;
7823 if (curwin->w_p_wrap
7824 #ifdef FEAT_VERTSPLIT
7825 && curwin->w_width != 0
7826 #endif
7827 )
7828 {
7829 curwin->w_curswant = MAXCOL; /* so we stay at the end */
7830 if (cap->count1 == 1)
7831 {
7832 int width1 = W_WIDTH(curwin) - col_off;
7833 int width2 = width1 + curwin_col_off2();
7834
7835 validate_virtcol();
7836 i = width1 - 1;
7837 if (curwin->w_virtcol >= (colnr_T)width1)
7838 i += ((curwin->w_virtcol - width1) / width2 + 1)
7839 * width2;
7840 coladvance((colnr_T)i);
7841 #if defined(FEAT_LINEBREAK) || defined(FEAT_MBYTE)
7842 if (curwin->w_cursor.col > 0 && curwin->w_p_wrap)
7843 {
7844 /*
7845 * Check for landing on a character that got split at
7846 * the end of the line. We do not want to advance to
7847 * the next screen line.
7848 */
7849 validate_virtcol();
7850 if (curwin->w_virtcol > (colnr_T)i)
7851 --curwin->w_cursor.col;
7852 }
7853 #endif
7854 }
7855 else if (nv_screengo(oap, FORWARD, cap->count1 - 1) == FAIL)
7856 clearopbeep(oap);
7857 }
7858 else
7859 {
7860 i = curwin->w_leftcol + W_WIDTH(curwin) - col_off - 1;
7861 coladvance((colnr_T)i);
7862
7863 /* Make sure we stick in this column. */
7864 validate_virtcol();
7865 curwin->w_curswant = curwin->w_virtcol;
7866 curwin->w_set_curswant = FALSE;
7867 }
7868 }
7869 break;
7870
7871 /*
7872 * "g*" and "g#", like "*" and "#" but without using "\<" and "\>"
7873 */
7874 case '*':
7875 case '#':
7876 #if POUND != '#'
7877 case POUND: /* pound sign (sometimes equal to '#') */
7878 #endif
7879 case Ctrl_RSB: /* :tag or :tselect for current identifier */
7880 case ']': /* :tselect for current identifier */
7881 nv_ident(cap);
7882 break;
7883
7884 /*
7885 * ge and gE: go back to end of word
7886 */
7887 case 'e':
7888 case 'E':
7889 oap->motion_type = MCHAR;
7890 curwin->w_set_curswant = TRUE;
7891 oap->inclusive = TRUE;
7892 if (bckend_word(cap->count1, cap->nchar == 'E', FALSE) == FAIL)
7893 clearopbeep(oap);
7894 break;
7895
7896 /*
7897 * "g CTRL-G": display info about cursor position
7898 */
7899 case Ctrl_G:
7900 cursor_pos_info();
7901 break;
7902
7903 /*
7904 * "gi": start Insert at the last position.
7905 */
7906 case 'i':
7907 if (curbuf->b_last_insert.lnum != 0)
7908 {
7909 curwin->w_cursor = curbuf->b_last_insert;
7910 check_cursor_lnum();
7911 i = (int)STRLEN(ml_get_curline());
7912 if (curwin->w_cursor.col > (colnr_T)i)
7913 {
7914 #ifdef FEAT_VIRTUALEDIT
7915 if (virtual_active())
7916 curwin->w_cursor.coladd += curwin->w_cursor.col - i;
7917 #endif
7918 curwin->w_cursor.col = i;
7919 }
7920 }
7921 cap->cmdchar = 'i';
7922 nv_edit(cap);
7923 break;
7924
7925 /*
7926 * "gI": Start insert in column 1.
7927 */
7928 case 'I':
7929 beginline(0);
7930 if (!checkclearopq(oap))
7931 invoke_edit(cap, FALSE, 'g', FALSE);
7932 break;
7933
7934 #ifdef FEAT_SEARCHPATH
7935 /*
7936 * "gf": goto file, edit file under cursor
7937 * "]f" and "[f": can also be used.
7938 */
7939 case 'f':
7940 case 'F':
7941 nv_gotofile(cap);
7942 break;
7943 #endif
7944
7945 /* "g'm" and "g`m": jump to mark without setting pcmark */
7946 case '\'':
7947 cap->arg = TRUE;
7948 /*FALLTHROUGH*/
7949 case '`':
7950 nv_gomark(cap);
7951 break;
7952
7953 /*
7954 * "gs": Goto sleep.
7955 */
7956 case 's':
7957 do_sleep(cap->count1 * 1000L);
7958 break;
7959
7960 /*
7961 * "ga": Display the ascii value of the character under the
7962 * cursor. It is displayed in decimal, hex, and octal. -- webb
7963 */
7964 case 'a':
7965 do_ascii(NULL);
7966 break;
7967
7968 #ifdef FEAT_MBYTE
7969 /*
7970 * "g8": Display the bytes used for the UTF-8 character under the
7971 * cursor. It is displayed in hex.
7972 * "8g8" finds illegal byte sequence.
7973 */
7974 case '8':
7975 if (cap->count0 == 8)
7976 utf_find_illegal();
7977 else
7978 show_utf8();
7979 break;
7980 #endif
7981
7982 case '<':
7983 show_sb_text();
7984 break;
7985
7986 /*
7987 * "gg": Goto the first line in file. With a count it goes to
7988 * that line number like for "G". -- webb
7989 */
7990 case 'g':
7991 cap->arg = FALSE;
7992 nv_goto(cap);
7993 break;
7994
7995 /*
7996 * Two-character operators:
7997 * "gq" Format text
7998 * "gw" Format text and keep cursor position
7999 * "g~" Toggle the case of the text.
8000 * "gu" Change text to lower case.
8001 * "gU" Change text to upper case.
8002 * "g?" rot13 encoding
8003 * "g@" call 'operatorfunc'
8004 */
8005 case 'q':
8006 case 'w':
8007 oap->cursor_start = curwin->w_cursor;
8008 /*FALLTHROUGH*/
8009 case '~':
8010 case 'u':
8011 case 'U':
8012 case '?':
8013 case '@':
8014 nv_operator(cap);
8015 break;
8016
8017 /*
8018 * "gd": Find first occurrence of pattern under the cursor in the
8019 * current function
8020 * "gD": idem, but in the current file.
8021 */
8022 case 'd':
8023 case 'D':
8024 nv_gd(oap, cap->nchar, (int)cap->count0);
8025 break;
8026
8027 #ifdef FEAT_MOUSE
8028 /*
8029 * g<*Mouse> : <C-*mouse>
8030 */
8031 case K_MIDDLEMOUSE:
8032 case K_MIDDLEDRAG:
8033 case K_MIDDLERELEASE:
8034 case K_LEFTMOUSE:
8035 case K_LEFTDRAG:
8036 case K_LEFTRELEASE:
8037 case K_RIGHTMOUSE:
8038 case K_RIGHTDRAG:
8039 case K_RIGHTRELEASE:
8040 case K_X1MOUSE:
8041 case K_X1DRAG:
8042 case K_X1RELEASE:
8043 case K_X2MOUSE:
8044 case K_X2DRAG:
8045 case K_X2RELEASE:
8046 mod_mask = MOD_MASK_CTRL;
8047 (void)do_mouse(oap, cap->nchar, BACKWARD, cap->count1, 0);
8048 break;
8049 #endif
8050
8051 case K_IGNORE:
8052 break;
8053
8054 /*
8055 * "gP" and "gp": same as "P" and "p" but leave cursor just after new text
8056 */
8057 case 'p':
8058 case 'P':
8059 nv_put(cap);
8060 break;
8061
8062 #ifdef FEAT_BYTEOFF
8063 /* "go": goto byte count from start of buffer */
8064 case 'o':
8065 goto_byte(cap->count0);
8066 break;
8067 #endif
8068
8069 /* "gQ": improved Ex mode */
8070 case 'Q':
8071 if (text_locked())
8072 {
8073 clearopbeep(cap->oap);
8074 text_locked_msg();
8075 break;
8076 }
8077
8078 if (!checkclearopq(oap))
8079 do_exmode(TRUE);
8080 break;
8081
8082 #ifdef FEAT_JUMPLIST
8083 case ',':
8084 nv_pcmark(cap);
8085 break;
8086
8087 case ';':
8088 cap->count1 = -cap->count1;
8089 nv_pcmark(cap);
8090 break;
8091 #endif
8092
8093 #ifdef FEAT_WINDOWS
8094 case 't':
8095 goto_tabpage((int)cap->count0);
8096 break;
8097 case 'T':
8098 goto_tabpage(-(int)cap->count1);
8099 break;
8100 #endif
8101
8102 case '+':
8103 case '-': /* "g+" and "g-": undo or redo along the timeline */
8104 if (!checkclearopq(oap))
8105 undo_time(cap->nchar == '-' ? -cap->count1 : cap->count1,
8106 FALSE, FALSE);
8107 break;
8108
8109 default:
8110 clearopbeep(oap);
8111 break;
8112 }
8113 }
8114
8115 /*
8116 * Handle "o" and "O" commands.
8117 */
8118 static void
8119 n_opencmd(cap)
8120 cmdarg_T *cap;
8121 {
8122 if (!checkclearopq(cap->oap))
8123 {
8124 #ifdef FEAT_FOLDING
8125 if (cap->cmdchar == 'O')
8126 /* Open above the first line of a folded sequence of lines */
8127 (void)hasFolding(curwin->w_cursor.lnum,
8128 &curwin->w_cursor.lnum, NULL);
8129 else
8130 /* Open below the last line of a folded sequence of lines */
8131 (void)hasFolding(curwin->w_cursor.lnum,
8132 NULL, &curwin->w_cursor.lnum);
8133 #endif
8134 if (u_save((linenr_T)(curwin->w_cursor.lnum -
8135 (cap->cmdchar == 'O' ? 1 : 0)),
8136 (linenr_T)(curwin->w_cursor.lnum +
8137 (cap->cmdchar == 'o' ? 1 : 0))
8138 ) == OK
8139 && open_line(cap->cmdchar == 'O' ? BACKWARD : FORWARD,
8140 #ifdef FEAT_COMMENTS
8141 has_format_option(FO_OPEN_COMS) ? OPENLINE_DO_COM :
8142 #endif
8143 0, 0))
8144 {
8145 /* When '#' is in 'cpoptions' ignore the count. */
8146 if (vim_strchr(p_cpo, CPO_HASH) != NULL)
8147 cap->count1 = 1;
8148 invoke_edit(cap, FALSE, cap->cmdchar, TRUE);
8149 }
8150 }
8151 }
8152
8153 /*
8154 * "." command: redo last change.
8155 */
8156 static void
8157 nv_dot(cap)
8158 cmdarg_T *cap;
8159 {
8160 if (!checkclearopq(cap->oap))
8161 {
8162 /*
8163 * If "restart_edit" is TRUE, the last but one command is repeated
8164 * instead of the last command (inserting text). This is used for
8165 * CTRL-O <.> in insert mode.
8166 */
8167 if (start_redo(cap->count0, restart_edit != 0 && !arrow_used) == FAIL)
8168 clearopbeep(cap->oap);
8169 }
8170 }
8171
8172 /*
8173 * CTRL-R: undo undo
8174 */
8175 static void
8176 nv_redo(cap)
8177 cmdarg_T *cap;
8178 {
8179 if (!checkclearopq(cap->oap))
8180 {
8181 u_redo((int)cap->count1);
8182 curwin->w_set_curswant = TRUE;
8183 }
8184 }
8185
8186 /*
8187 * Handle "U" command.
8188 */
8189 static void
8190 nv_Undo(cap)
8191 cmdarg_T *cap;
8192 {
8193 /* In Visual mode and typing "gUU" triggers an operator */
8194 if (cap->oap->op_type == OP_UPPER
8195 #ifdef FEAT_VISUAL
8196 || VIsual_active
8197 #endif
8198 )
8199 {
8200 /* translate "gUU" to "gUgU" */
8201 cap->cmdchar = 'g';
8202 cap->nchar = 'U';
8203 nv_operator(cap);
8204 }
8205 else if (!checkclearopq(cap->oap))
8206 {
8207 u_undoline();
8208 curwin->w_set_curswant = TRUE;
8209 }
8210 }
8211
8212 /*
8213 * '~' command: If tilde is not an operator and Visual is off: swap case of a
8214 * single character.
8215 */
8216 static void
8217 nv_tilde(cap)
8218 cmdarg_T *cap;
8219 {
8220 if (!p_to
8221 #ifdef FEAT_VISUAL
8222 && !VIsual_active
8223 #endif
8224 && cap->oap->op_type != OP_TILDE)
8225 n_swapchar(cap);
8226 else
8227 nv_operator(cap);
8228 }
8229
8230 /*
8231 * Handle an operator command.
8232 * The actual work is done by do_pending_operator().
8233 */
8234 static void
8235 nv_operator(cap)
8236 cmdarg_T *cap;
8237 {
8238 int op_type;
8239
8240 op_type = get_op_type(cap->cmdchar, cap->nchar);
8241
8242 if (op_type == cap->oap->op_type) /* double operator works on lines */
8243 nv_lineop(cap);
8244 else if (!checkclearop(cap->oap))
8245 {
8246 cap->oap->start = curwin->w_cursor;
8247 cap->oap->op_type = op_type;
8248 #ifdef FEAT_EVAL
8249 set_op_var(op_type);
8250 #endif
8251 }
8252 }
8253
8254 #ifdef FEAT_EVAL
8255 /*
8256 * Set v:operator to the characters for "optype".
8257 */
8258 static void
8259 set_op_var(optype)
8260 int optype;
8261 {
8262 char_u opchars[3];
8263
8264 if (optype == OP_NOP)
8265 set_vim_var_string(VV_OP, NULL, 0);
8266 else
8267 {
8268 opchars[0] = get_op_char(optype);
8269 opchars[1] = get_extra_op_char(optype);
8270 opchars[2] = NUL;
8271 set_vim_var_string(VV_OP, opchars, -1);
8272 }
8273 }
8274 #endif
8275
8276 /*
8277 * Handle linewise operator "dd", "yy", etc.
8278 *
8279 * "_" is is a strange motion command that helps make operators more logical.
8280 * It is actually implemented, but not documented in the real Vi. This motion
8281 * command actually refers to "the current line". Commands like "dd" and "yy"
8282 * are really an alternate form of "d_" and "y_". It does accept a count, so
8283 * "d3_" works to delete 3 lines.
8284 */
8285 static void
8286 nv_lineop(cap)
8287 cmdarg_T *cap;
8288 {
8289 cap->oap->motion_type = MLINE;
8290 if (cursor_down(cap->count1 - 1L, cap->oap->op_type == OP_NOP) == FAIL)
8291 clearopbeep(cap->oap);
8292 else if ( cap->oap->op_type == OP_DELETE
8293 || cap->oap->op_type == OP_LSHIFT
8294 || cap->oap->op_type == OP_RSHIFT)
8295 beginline(BL_SOL | BL_FIX);
8296 else if (cap->oap->op_type != OP_YANK) /* 'Y' does not move cursor */
8297 beginline(BL_WHITE | BL_FIX);
8298 }
8299
8300 /*
8301 * <Home> command.
8302 */
8303 static void
8304 nv_home(cap)
8305 cmdarg_T *cap;
8306 {
8307 /* CTRL-HOME is like "gg" */
8308 if (mod_mask & MOD_MASK_CTRL)
8309 nv_goto(cap);
8310 else
8311 {
8312 cap->count0 = 1;
8313 nv_pipe(cap);
8314 }
8315 ins_at_eol = FALSE; /* Don't move cursor past eol (only necessary in a
8316 one-character line). */
8317 }
8318
8319 /*
8320 * "|" command.
8321 */
8322 static void
8323 nv_pipe(cap)
8324 cmdarg_T *cap;
8325 {
8326 cap->oap->motion_type = MCHAR;
8327 cap->oap->inclusive = FALSE;
8328 beginline(0);
8329 if (cap->count0 > 0)
8330 {
8331 coladvance((colnr_T)(cap->count0 - 1));
8332 curwin->w_curswant = (colnr_T)(cap->count0 - 1);
8333 }
8334 else
8335 curwin->w_curswant = 0;
8336 /* keep curswant at the column where we wanted to go, not where
8337 we ended; differs if line is too short */
8338 curwin->w_set_curswant = FALSE;
8339 }
8340
8341 /*
8342 * Handle back-word command "b" and "B".
8343 * cap->arg is 1 for "B"
8344 */
8345 static void
8346 nv_bck_word(cap)
8347 cmdarg_T *cap;
8348 {
8349 cap->oap->motion_type = MCHAR;
8350 cap->oap->inclusive = FALSE;
8351 curwin->w_set_curswant = TRUE;
8352 if (bck_word(cap->count1, cap->arg, FALSE) == FAIL)
8353 clearopbeep(cap->oap);
8354 #ifdef FEAT_FOLDING
8355 else if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP)
8356 foldOpenCursor();
8357 #endif
8358 }
8359
8360 /*
8361 * Handle word motion commands "e", "E", "w" and "W".
8362 * cap->arg is TRUE for "E" and "W".
8363 */
8364 static void
8365 nv_wordcmd(cap)
8366 cmdarg_T *cap;
8367 {
8368 int n;
8369 int word_end;
8370 int flag = FALSE;
8371
8372 /*
8373 * Set inclusive for the "E" and "e" command.
8374 */
8375 if (cap->cmdchar == 'e' || cap->cmdchar == 'E')
8376 word_end = TRUE;
8377 else
8378 word_end = FALSE;
8379 cap->oap->inclusive = word_end;
8380
8381 /*
8382 * "cw" and "cW" are a special case.
8383 */
8384 if (!word_end && cap->oap->op_type == OP_CHANGE)
8385 {
8386 n = gchar_cursor();
8387 if (n != NUL) /* not an empty line */
8388 {
8389 if (vim_iswhite(n))
8390 {
8391 /*
8392 * Reproduce a funny Vi behaviour: "cw" on a blank only
8393 * changes one character, not all blanks until the start of
8394 * the next word. Only do this when the 'w' flag is included
8395 * in 'cpoptions'.
8396 */
8397 if (cap->count1 == 1 && vim_strchr(p_cpo, CPO_CW) != NULL)
8398 {
8399 cap->oap->inclusive = TRUE;
8400 cap->oap->motion_type = MCHAR;
8401 return;
8402 }
8403 }
8404 else
8405 {
8406 /*
8407 * This is a little strange. To match what the real Vi does,
8408 * we effectively map 'cw' to 'ce', and 'cW' to 'cE', provided
8409 * that we are not on a space or a TAB. This seems impolite
8410 * at first, but it's really more what we mean when we say
8411 * 'cw'.
8412 * Another strangeness: When standing on the end of a word
8413 * "ce" will change until the end of the next wordt, but "cw"
8414 * will change only one character! This is done by setting
8415 * flag.
8416 */
8417 cap->oap->inclusive = TRUE;
8418 word_end = TRUE;
8419 flag = TRUE;
8420 }
8421 }
8422 }
8423
8424 cap->oap->motion_type = MCHAR;
8425 curwin->w_set_curswant = TRUE;
8426 if (word_end)
8427 n = end_word(cap->count1, cap->arg, flag, FALSE);
8428 else
8429 n = fwd_word(cap->count1, cap->arg, cap->oap->op_type != OP_NOP);
8430
8431 /* Don't leave the cursor on the NUL past the end of line. */
8432 if (n != FAIL)
8433 adjust_cursor(cap->oap);
8434
8435 if (n == FAIL && cap->oap->op_type == OP_NOP)
8436 clearopbeep(cap->oap);
8437 else
8438 {
8439 #ifdef FEAT_VISUAL
8440 adjust_for_sel(cap);
8441 #endif
8442 #ifdef FEAT_FOLDING
8443 if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP)
8444 foldOpenCursor();
8445 #endif
8446 }
8447 }
8448
8449 /*
8450 * Used after a movement command: If the cursor ends up on the NUL after the
8451 * end of the line, may move it back to the last character and make the motion
8452 * inclusive.
8453 */
8454 static void
8455 adjust_cursor(oap)
8456 oparg_T *oap;
8457 {
8458 /* The cursor cannot remain on the NUL when:
8459 * - the column is > 0
8460 * - not in Visual mode or 'selection' is "o"
8461 * - 'virtualedit' is not "all" and not "onemore".
8462 */
8463 if (curwin->w_cursor.col > 0 && gchar_cursor() == NUL
8464 #ifdef FEAT_VISUAL
8465 && (!VIsual_active || *p_sel == 'o')
8466 #endif
8467 #ifdef FEAT_VIRTUALEDIT
8468 && !virtual_active() && (ve_flags & VE_ONEMORE) == 0
8469 #endif
8470 )
8471 {
8472 --curwin->w_cursor.col;
8473 #ifdef FEAT_MBYTE
8474 /* prevent cursor from moving on the trail byte */
8475 if (has_mbyte)
8476 mb_adjust_cursor();
8477 #endif
8478 oap->inclusive = TRUE;
8479 }
8480 }
8481
8482 /*
8483 * "0" and "^" commands.
8484 * cap->arg is the argument for beginline().
8485 */
8486 static void
8487 nv_beginline(cap)
8488 cmdarg_T *cap;
8489 {
8490 cap->oap->motion_type = MCHAR;
8491 cap->oap->inclusive = FALSE;
8492 beginline(cap->arg);
8493 #ifdef FEAT_FOLDING
8494 if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP)
8495 foldOpenCursor();
8496 #endif
8497 ins_at_eol = FALSE; /* Don't move cursor past eol (only necessary in a
8498 one-character line). */
8499 }
8500
8501 #ifdef FEAT_VISUAL
8502 /*
8503 * In exclusive Visual mode, may include the last character.
8504 */
8505 static void
8506 adjust_for_sel(cap)
8507 cmdarg_T *cap;
8508 {
8509 if (VIsual_active && cap->oap->inclusive && *p_sel == 'e'
8510 && gchar_cursor() != NUL && lt(VIsual, curwin->w_cursor))
8511 {
8512 # ifdef FEAT_MBYTE
8513 if (has_mbyte)
8514 inc_cursor();
8515 else
8516 # endif
8517 ++curwin->w_cursor.col;
8518 cap->oap->inclusive = FALSE;
8519 }
8520 }
8521
8522 /*
8523 * Exclude last character at end of Visual area for 'selection' == "exclusive".
8524 * Should check VIsual_mode before calling this.
8525 * Returns TRUE when backed up to the previous line.
8526 */
8527 static int
8528 unadjust_for_sel()
8529 {
8530 pos_T *pp;
8531
8532 if (*p_sel == 'e' && !equalpos(VIsual, curwin->w_cursor))
8533 {
8534 if (lt(VIsual, curwin->w_cursor))
8535 pp = &curwin->w_cursor;
8536 else
8537 pp = &VIsual;
8538 #ifdef FEAT_VIRTUALEDIT
8539 if (pp->coladd > 0)
8540 --pp->coladd;
8541 else
8542 #endif
8543 if (pp->col > 0)
8544 {
8545 --pp->col;
8546 #ifdef FEAT_MBYTE
8547 mb_adjustpos(pp);
8548 #endif
8549 }
8550 else if (pp->lnum > 1)
8551 {
8552 --pp->lnum;
8553 pp->col = (colnr_T)STRLEN(ml_get(pp->lnum));
8554 return TRUE;
8555 }
8556 }
8557 return FALSE;
8558 }
8559
8560 /*
8561 * SELECT key in Normal or Visual mode: end of Select mode mapping.
8562 */
8563 static void
8564 nv_select(cap)
8565 cmdarg_T *cap;
8566 {
8567 if (VIsual_active)
8568 VIsual_select = TRUE;
8569 else if (VIsual_reselect)
8570 {
8571 cap->nchar = 'v'; /* fake "gv" command */
8572 cap->arg = TRUE;
8573 nv_g_cmd(cap);
8574 }
8575 }
8576
8577 #endif
8578
8579 /*
8580 * "G", "gg", CTRL-END, CTRL-HOME.
8581 * cap->arg is TRUE for "G".
8582 */
8583 static void
8584 nv_goto(cap)
8585 cmdarg_T *cap;
8586 {
8587 linenr_T lnum;
8588
8589 if (cap->arg)
8590 lnum = curbuf->b_ml.ml_line_count;
8591 else
8592 lnum = 1L;
8593 cap->oap->motion_type = MLINE;
8594 setpcmark();
8595
8596 /* When a count is given, use it instead of the default lnum */
8597 if (cap->count0 != 0)
8598 lnum = cap->count0;
8599 if (lnum < 1L)
8600 lnum = 1L;
8601 else if (lnum > curbuf->b_ml.ml_line_count)
8602 lnum = curbuf->b_ml.ml_line_count;
8603 curwin->w_cursor.lnum = lnum;
8604 beginline(BL_SOL | BL_FIX);
8605 #ifdef FEAT_FOLDING
8606 if ((fdo_flags & FDO_JUMP) && KeyTyped && cap->oap->op_type == OP_NOP)
8607 foldOpenCursor();
8608 #endif
8609 }
8610
8611 /*
8612 * CTRL-\ in Normal mode.
8613 */
8614 static void
8615 nv_normal(cap)
8616 cmdarg_T *cap;
8617 {
8618 if (cap->nchar == Ctrl_N || cap->nchar == Ctrl_G)
8619 {
8620 clearop(cap->oap);
8621 if (restart_edit != 0 && mode_displayed)
8622 clear_cmdline = TRUE; /* unshow mode later */
8623 restart_edit = 0;
8624 #ifdef FEAT_CMDWIN
8625 if (cmdwin_type != 0)
8626 cmdwin_result = Ctrl_C;
8627 #endif
8628 #ifdef FEAT_VISUAL
8629 if (VIsual_active)
8630 {
8631 end_visual_mode(); /* stop Visual */
8632 redraw_curbuf_later(INVERTED);
8633 }
8634 #endif
8635 /* CTRL-\ CTRL-G restarts Insert mode when 'insertmode' is set. */
8636 if (cap->nchar == Ctrl_G && p_im)
8637 restart_edit = 'a';
8638 }
8639 else
8640 clearopbeep(cap->oap);
8641 }
8642
8643 /*
8644 * ESC in Normal mode: beep, but don't flush buffers.
8645 * Don't even beep if we are canceling a command.
8646 */
8647 static void
8648 nv_esc(cap)
8649 cmdarg_T *cap;
8650 {
8651 int no_reason;
8652
8653 no_reason = (cap->oap->op_type == OP_NOP
8654 && cap->opcount == 0
8655 && cap->count0 == 0
8656 && cap->oap->regname == 0
8657 && !p_im);
8658
8659 if (cap->arg) /* TRUE for CTRL-C */
8660 {
8661 if (restart_edit == 0
8662 #ifdef FEAT_CMDWIN
8663 && cmdwin_type == 0
8664 #endif
8665 #ifdef FEAT_VISUAL
8666 && !VIsual_active
8667 #endif
8668 && no_reason)
8669 MSG(_("Type :quit<Enter> to exit Vim"));
8670
8671 /* Don't reset "restart_edit" when 'insertmode' is set, it won't be
8672 * set again below when halfway a mapping. */
8673 if (!p_im)
8674 restart_edit = 0;
8675 #ifdef FEAT_CMDWIN
8676 if (cmdwin_type != 0)
8677 {
8678 cmdwin_result = K_IGNORE;
8679 got_int = FALSE; /* don't stop executing autocommands et al. */
8680 return;
8681 }
8682 #endif
8683 }
8684
8685 #ifdef FEAT_VISUAL
8686 if (VIsual_active)
8687 {
8688 end_visual_mode(); /* stop Visual */
8689 check_cursor_col(); /* make sure cursor is not beyond EOL */
8690 curwin->w_set_curswant = TRUE;
8691 redraw_curbuf_later(INVERTED);
8692 }
8693 else
8694 #endif
8695 if (no_reason)
8696 vim_beep();
8697 clearop(cap->oap);
8698
8699 /* A CTRL-C is often used at the start of a menu. When 'insertmode' is
8700 * set return to Insert mode afterwards. */
8701 if (restart_edit == 0 && goto_im()
8702 #ifdef FEAT_EX_EXTRA
8703 && ex_normal_busy == 0
8704 #endif
8705 )
8706 restart_edit = 'a';
8707 }
8708
8709 /*
8710 * Handle "A", "a", "I", "i" and <Insert> commands.
8711 */
8712 static void
8713 nv_edit(cap)
8714 cmdarg_T *cap;
8715 {
8716 /* <Insert> is equal to "i" */
8717 if (cap->cmdchar == K_INS || cap->cmdchar == K_KINS)
8718 cap->cmdchar = 'i';
8719
8720 #ifdef FEAT_VISUAL
8721 /* in Visual mode "A" and "I" are an operator */
8722 if (VIsual_active && (cap->cmdchar == 'A' || cap->cmdchar == 'I'))
8723 v_visop(cap);
8724
8725 /* in Visual mode and after an operator "a" and "i" are for text objects */
8726 else
8727 #endif
8728 if ((cap->cmdchar == 'a' || cap->cmdchar == 'i')
8729 && (cap->oap->op_type != OP_NOP
8730 #ifdef FEAT_VISUAL
8731 || VIsual_active
8732 #endif
8733 ))
8734 {
8735 #ifdef FEAT_TEXTOBJ
8736 nv_object(cap);
8737 #else
8738 clearopbeep(cap->oap);
8739 #endif
8740 }
8741 else if (!curbuf->b_p_ma && !p_im)
8742 {
8743 /* Only give this error when 'insertmode' is off. */
8744 EMSG(_(e_modifiable));
8745 clearop(cap->oap);
8746 }
8747 else if (!checkclearopq(cap->oap))
8748 {
8749 switch (cap->cmdchar)
8750 {
8751 case 'A': /* "A"ppend after the line */
8752 curwin->w_set_curswant = TRUE;
8753 #ifdef FEAT_VIRTUALEDIT
8754 if (ve_flags == VE_ALL)
8755 {
8756 int save_State = State;
8757
8758 /* Pretent Insert mode here to allow the cursor on the
8759 * character past the end of the line */
8760 State = INSERT;
8761 coladvance((colnr_T)MAXCOL);
8762 State = save_State;
8763 }
8764 else
8765 #endif
8766 curwin->w_cursor.col += (colnr_T)STRLEN(ml_get_cursor());
8767 break;
8768
8769 case 'I': /* "I"nsert before the first non-blank */
8770 if (vim_strchr(p_cpo, CPO_INSEND) == NULL)
8771 beginline(BL_WHITE);
8772 else
8773 beginline(BL_WHITE|BL_FIX);
8774 break;
8775
8776 case 'a': /* "a"ppend is like "i"nsert on the next character. */
8777 #ifdef FEAT_VIRTUALEDIT
8778 /* increment coladd when in virtual space, increment the
8779 * column otherwise, also to append after an unprintable char */
8780 if (virtual_active()
8781 && (curwin->w_cursor.coladd > 0
8782 || *ml_get_cursor() == NUL
8783 || *ml_get_cursor() == TAB))
8784 curwin->w_cursor.coladd++;
8785 else
8786 #endif
8787 if (*ml_get_cursor() != NUL)
8788 inc_cursor();
8789 break;
8790 }
8791
8792 #ifdef FEAT_VIRTUALEDIT
8793 if (curwin->w_cursor.coladd && cap->cmdchar != 'A')
8794 {
8795 int save_State = State;
8796
8797 /* Pretent Insert mode here to allow the cursor on the
8798 * character past the end of the line */
8799 State = INSERT;
8800 coladvance(getviscol());
8801 State = save_State;
8802 }
8803 #endif
8804
8805 invoke_edit(cap, FALSE, cap->cmdchar, FALSE);
8806 }
8807 }
8808
8809 /*
8810 * Invoke edit() and take care of "restart_edit" and the return value.
8811 */
8812 static void
8813 invoke_edit(cap, repl, cmd, startln)
8814 cmdarg_T *cap;
8815 int repl; /* "r" or "gr" command */
8816 int cmd;
8817 int startln;
8818 {
8819 int restart_edit_save = 0;
8820
8821 /* Complicated: When the user types "a<C-O>a" we don't want to do Insert
8822 * mode recursively. But when doing "a<C-O>." or "a<C-O>rx" we do allow
8823 * it. */
8824 if (repl || !stuff_empty())
8825 restart_edit_save = restart_edit;
8826 else
8827 restart_edit_save = 0;
8828
8829 /* Always reset "restart_edit", this is not a restarted edit. */
8830 restart_edit = 0;
8831
8832 if (edit(cmd, startln, cap->count1))
8833 cap->retval |= CA_COMMAND_BUSY;
8834
8835 if (restart_edit == 0)
8836 restart_edit = restart_edit_save;
8837 }
8838
8839 #ifdef FEAT_TEXTOBJ
8840 /*
8841 * "a" or "i" while an operator is pending or in Visual mode: object motion.
8842 */
8843 static void
8844 nv_object(cap)
8845 cmdarg_T *cap;
8846 {
8847 int flag;
8848 int include;
8849 char_u *mps_save;
8850
8851 if (cap->cmdchar == 'i')
8852 include = FALSE; /* "ix" = inner object: exclude white space */
8853 else
8854 include = TRUE; /* "ax" = an object: include white space */
8855
8856 /* Make sure (), [], {} and <> are in 'matchpairs' */
8857 mps_save = curbuf->b_p_mps;
8858 curbuf->b_p_mps = (char_u *)"(:),{:},[:],<:>";
8859
8860 switch (cap->nchar)
8861 {
8862 case 'w': /* "aw" = a word */
8863 flag = current_word(cap->oap, cap->count1, include, FALSE);
8864 break;
8865 case 'W': /* "aW" = a WORD */
8866 flag = current_word(cap->oap, cap->count1, include, TRUE);
8867 break;
8868 case 'b': /* "ab" = a braces block */
8869 case '(':
8870 case ')':
8871 flag = current_block(cap->oap, cap->count1, include, '(', ')');
8872 break;
8873 case 'B': /* "aB" = a Brackets block */
8874 case '{':
8875 case '}':
8876 flag = current_block(cap->oap, cap->count1, include, '{', '}');
8877 break;
8878 case '[': /* "a[" = a [] block */
8879 case ']':
8880 flag = current_block(cap->oap, cap->count1, include, '[', ']');
8881 break;
8882 case '<': /* "a<" = a <> block */
8883 case '>':
8884 flag = current_block(cap->oap, cap->count1, include, '<', '>');
8885 break;
8886 case 't': /* "at" = a tag block (xml and html) */
8887 flag = current_tagblock(cap->oap, cap->count1, include);
8888 break;
8889 case 'p': /* "ap" = a paragraph */
8890 flag = current_par(cap->oap, cap->count1, include, 'p');
8891 break;
8892 case 's': /* "as" = a sentence */
8893 flag = current_sent(cap->oap, cap->count1, include);
8894 break;
8895 case '"': /* "a"" = a double quoted string */
8896 case '\'': /* "a'" = a single quoted string */
8897 case '`': /* "a`" = a backtick quoted string */
8898 flag = current_quote(cap->oap, cap->count1, include,
8899 cap->nchar);
8900 break;
8901 #if 0 /* TODO */
8902 case 'S': /* "aS" = a section */
8903 case 'f': /* "af" = a filename */
8904 case 'u': /* "au" = a URL */
8905 #endif
8906 default:
8907 flag = FAIL;
8908 break;
8909 }
8910
8911 curbuf->b_p_mps = mps_save;
8912 if (flag == FAIL)
8913 clearopbeep(cap->oap);
8914 adjust_cursor_col();
8915 curwin->w_set_curswant = TRUE;
8916 }
8917 #endif
8918
8919 /*
8920 * "q" command: Start/stop recording.
8921 * "q:", "q/", "q?": edit command-line in command-line window.
8922 */
8923 static void
8924 nv_record(cap)
8925 cmdarg_T *cap;
8926 {
8927 if (cap->oap->op_type == OP_FORMAT)
8928 {
8929 /* "gqq" is the same as "gqgq": format line */
8930 cap->cmdchar = 'g';
8931 cap->nchar = 'q';
8932 nv_operator(cap);
8933 }
8934 else if (!checkclearop(cap->oap))
8935 {
8936 #ifdef FEAT_CMDWIN
8937 if (cap->nchar == ':' || cap->nchar == '/' || cap->nchar == '?')
8938 {
8939 stuffcharReadbuff(cap->nchar);
8940 stuffcharReadbuff(K_CMDWIN);
8941 }
8942 else
8943 #endif
8944 /* (stop) recording into a named register, unless executing a
8945 * register */
8946 if (!Exec_reg && do_record(cap->nchar) == FAIL)
8947 clearopbeep(cap->oap);
8948 }
8949 }
8950
8951 /*
8952 * Handle the "@r" command.
8953 */
8954 static void
8955 nv_at(cap)
8956 cmdarg_T *cap;
8957 {
8958 if (checkclearop(cap->oap))
8959 return;
8960 #ifdef FEAT_EVAL
8961 if (cap->nchar == '=')
8962 {
8963 if (get_expr_register() == NUL)
8964 return;
8965 }
8966 #endif
8967 while (cap->count1-- && !got_int)
8968 {
8969 if (do_execreg(cap->nchar, FALSE, FALSE, FALSE) == FAIL)
8970 {
8971 clearopbeep(cap->oap);
8972 break;
8973 }
8974 line_breakcheck();
8975 }
8976 }
8977
8978 /*
8979 * Handle the CTRL-U and CTRL-D commands.
8980 */
8981 static void
8982 nv_halfpage(cap)
8983 cmdarg_T *cap;
8984 {
8985 if ((cap->cmdchar == Ctrl_U && curwin->w_cursor.lnum == 1)
8986 || (cap->cmdchar == Ctrl_D
8987 && curwin->w_cursor.lnum == curbuf->b_ml.ml_line_count))
8988 clearopbeep(cap->oap);
8989 else if (!checkclearop(cap->oap))
8990 halfpage(cap->cmdchar == Ctrl_D, cap->count0);
8991 }
8992
8993 /*
8994 * Handle "J" or "gJ" command.
8995 */
8996 static void
8997 nv_join(cap)
8998 cmdarg_T *cap;
8999 {
9000 #ifdef FEAT_VISUAL
9001 if (VIsual_active) /* join the visual lines */
9002 nv_operator(cap);
9003 else
9004 #endif
9005 if (!checkclearop(cap->oap))
9006 {
9007 if (cap->count0 <= 1)
9008 cap->count0 = 2; /* default for join is two lines! */
9009 if (curwin->w_cursor.lnum + cap->count0 - 1 >
9010 curbuf->b_ml.ml_line_count)
9011 clearopbeep(cap->oap); /* beyond last line */
9012 else
9013 {
9014 prep_redo(cap->oap->regname, cap->count0,
9015 NUL, cap->cmdchar, NUL, NUL, cap->nchar);
9016 do_do_join(cap->count0, cap->nchar == NUL);
9017 }
9018 }
9019 }
9020
9021 /*
9022 * "P", "gP", "p" and "gp" commands.
9023 */
9024 static void
9025 nv_put(cap)
9026 cmdarg_T *cap;
9027 {
9028 #ifdef FEAT_VISUAL
9029 int regname = 0;
9030 void *reg1 = NULL, *reg2 = NULL;
9031 int empty = FALSE;
9032 int was_visual = FALSE;
9033 #endif
9034 int dir;
9035 int flags = 0;
9036
9037 if (cap->oap->op_type != OP_NOP)
9038 {
9039 #ifdef FEAT_DIFF
9040 /* "dp" is ":diffput" */
9041 if (cap->oap->op_type == OP_DELETE && cap->cmdchar == 'p')
9042 {
9043 clearop(cap->oap);
9044 nv_diffgetput(TRUE);
9045 }
9046 else
9047 #endif
9048 clearopbeep(cap->oap);
9049 }
9050 else
9051 {
9052 dir = (cap->cmdchar == 'P'
9053 || (cap->cmdchar == 'g' && cap->nchar == 'P'))
9054 ? BACKWARD : FORWARD;
9055 prep_redo_cmd(cap);
9056 if (cap->cmdchar == 'g')
9057 flags |= PUT_CURSEND;
9058
9059 #ifdef FEAT_VISUAL
9060 if (VIsual_active)
9061 {
9062 /* Putting in Visual mode: The put text replaces the selected
9063 * text. First delete the selected text, then put the new text.
9064 * Need to save and restore the registers that the delete
9065 * overwrites if the old contents is being put.
9066 */
9067 was_visual = TRUE;
9068 regname = cap->oap->regname;
9069 # ifdef FEAT_CLIPBOARD
9070 adjust_clip_reg(&regname);
9071 # endif
9072 if (regname == 0 || VIM_ISDIGIT(regname)
9073 # ifdef FEAT_CLIPBOARD
9074 || (clip_unnamed && (regname == '*' || regname == '+'))
9075 # endif
9076
9077 )
9078 {
9079 /* the delete is going to overwrite the register we want to
9080 * put, save it first. */
9081 reg1 = get_register(regname, TRUE);
9082 }
9083
9084 /* Now delete the selected text. */
9085 cap->cmdchar = 'd';
9086 cap->nchar = NUL;
9087 cap->oap->regname = NUL;
9088 nv_operator(cap);
9089 do_pending_operator(cap, 0, FALSE);
9090 empty = (curbuf->b_ml.ml_flags & ML_EMPTY);
9091
9092 /* delete PUT_LINE_BACKWARD; */
9093 cap->oap->regname = regname;
9094
9095 if (reg1 != NULL)
9096 {
9097 /* Delete probably changed the register we want to put, save
9098 * it first. Then put back what was there before the delete. */
9099 reg2 = get_register(regname, FALSE);
9100 put_register(regname, reg1);
9101 }
9102
9103 /* When deleted a linewise Visual area, put the register as
9104 * lines to avoid it joined with the next line. When deletion was
9105 * characterwise, split a line when putting lines. */
9106 if (VIsual_mode == 'V')
9107 flags |= PUT_LINE;
9108 else if (VIsual_mode == 'v')
9109 flags |= PUT_LINE_SPLIT;
9110 if (VIsual_mode == Ctrl_V && dir == FORWARD)
9111 flags |= PUT_LINE_FORWARD;
9112 dir = BACKWARD;
9113 if ((VIsual_mode != 'V'
9114 && curwin->w_cursor.col < curbuf->b_op_start.col)
9115 || (VIsual_mode == 'V'
9116 && curwin->w_cursor.lnum < curbuf->b_op_start.lnum))
9117 /* cursor is at the end of the line or end of file, put
9118 * forward. */
9119 dir = FORWARD;
9120 }
9121 #endif
9122 do_put(cap->oap->regname, dir, cap->count1, flags);
9123
9124 #ifdef FEAT_VISUAL
9125 /* If a register was saved, put it back now. */
9126 if (reg2 != NULL)
9127 put_register(regname, reg2);
9128
9129 /* What to reselect with "gv"? Selecting the just put text seems to
9130 * be the most useful, since the original text was removed. */
9131 if (was_visual)
9132 {
9133 curbuf->b_visual.vi_start = curbuf->b_op_start;
9134 curbuf->b_visual.vi_end = curbuf->b_op_end;
9135 }
9136
9137 /* When all lines were selected and deleted do_put() leaves an empty
9138 * line that needs to be deleted now. */
9139 if (empty && *ml_get(curbuf->b_ml.ml_line_count) == NUL)
9140 {
9141 ml_delete(curbuf->b_ml.ml_line_count, TRUE);
9142
9143 /* If the cursor was in that line, move it to the end of the last
9144 * line. */
9145 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count)
9146 {
9147 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count;
9148 coladvance((colnr_T)MAXCOL);
9149 }
9150 }
9151 #endif
9152 auto_format(FALSE, TRUE);
9153 }
9154 }
9155
9156 /*
9157 * "o" and "O" commands.
9158 */
9159 static void
9160 nv_open(cap)
9161 cmdarg_T *cap;
9162 {
9163 #ifdef FEAT_DIFF
9164 /* "do" is ":diffget" */
9165 if (cap->oap->op_type == OP_DELETE && cap->cmdchar == 'o')
9166 {
9167 clearop(cap->oap);
9168 nv_diffgetput(FALSE);
9169 }
9170 else
9171 #endif
9172 #ifdef FEAT_VISUAL
9173 if (VIsual_active) /* switch start and end of visual */
9174 v_swap_corners(cap->cmdchar);
9175 else
9176 #endif
9177 n_opencmd(cap);
9178 }
9179
9180 #ifdef FEAT_SNIFF
9181 /*ARGSUSED*/
9182 static void
9183 nv_sniff(cap)
9184 cmdarg_T *cap;
9185 {
9186 ProcessSniffRequests();
9187 }
9188 #endif
9189
9190 #ifdef FEAT_NETBEANS_INTG
9191 static void
9192 nv_nbcmd(cap)
9193 cmdarg_T *cap;
9194 {
9195 netbeans_keycommand(cap->nchar);
9196 }
9197 #endif
9198
9199 #ifdef FEAT_DND
9200 /*ARGSUSED*/
9201 static void
9202 nv_drop(cap)
9203 cmdarg_T *cap;
9204 {
9205 do_put('~', BACKWARD, 1L, PUT_CURSEND);
9206 }
9207 #endif
9208
9209 #ifdef FEAT_AUTOCMD
9210 /*
9211 * Trigger CursorHold event.
9212 * When waiting for a character for 'updatetime' K_CURSORHOLD is put in the
9213 * input buffer. "did_cursorhold" is set to avoid retriggering.
9214 */
9215 /*ARGSUSED*/
9216 static void
9217 nv_cursorhold(cap)
9218 cmdarg_T *cap;
9219 {
9220 apply_autocmds(EVENT_CURSORHOLD, NULL, NULL, FALSE, curbuf);
9221 did_cursorhold = TRUE;
9222 cap->retval |= CA_COMMAND_BUSY; /* don't call edit() now */
9223 }
9224 #endif
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