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Misc. changes for further hacks
[vim-kana.git] / src / normal.c
blobeda2ad38ab2ca10bff440b9b046865967816a6d8
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 if (!is_click)
2537 return FALSE;
2538 #endif
2539 #if defined(FEAT_GUI_ATHENA) || defined(FEAT_GUI_MSWIN)
2540 if (is_click || is_drag)
2541 return FALSE;
2542 #endif
2543 #if defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_GTK) \
2544 || defined(FEAT_GUI_ATHENA) || defined(FEAT_GUI_MSWIN) \
2545 || defined(FEAT_GUI_MAC) || defined(FEAT_GUI_PHOTON)
2546 if (gui.in_use)
2547 {
2548 jump_flags = 0;
2549 if (STRCMP(p_mousem, "popup_setpos") == 0)
2550 {
2551 /* First set the cursor position before showing the popup
2552 * menu. */
2553 #ifdef FEAT_VISUAL
2554 if (VIsual_active)
2555 {
2556 pos_T m_pos;
2557
2558 /*
2559 * set MOUSE_MAY_STOP_VIS if we are outside the
2560 * selection or the current window (might have false
2561 * negative here)
2562 */
2563 if (mouse_row < W_WINROW(curwin)
2564 || mouse_row
2565 > (W_WINROW(curwin) + curwin->w_height))
2566 jump_flags = MOUSE_MAY_STOP_VIS;
2567 else if (get_fpos_of_mouse(&m_pos) != IN_BUFFER)
2568 jump_flags = MOUSE_MAY_STOP_VIS;
2569 else
2570 {
2571 if ((lt(curwin->w_cursor, VIsual)
2572 && (lt(m_pos, curwin->w_cursor)
2573 || lt(VIsual, m_pos)))
2574 || (lt(VIsual, curwin->w_cursor)
2575 && (lt(m_pos, VIsual)
2576 || lt(curwin->w_cursor, m_pos))))
2577 {
2578 jump_flags = MOUSE_MAY_STOP_VIS;
2579 }
2580 else if (VIsual_mode == Ctrl_V)
2581 {
2582 getvcols(curwin, &curwin->w_cursor, &VIsual,
2583 &leftcol, &rightcol);
2584 getvcol(curwin, &m_pos, NULL, &m_pos.col, NULL);
2585 if (m_pos.col < leftcol || m_pos.col > rightcol)
2586 jump_flags = MOUSE_MAY_STOP_VIS;
2587 }
2588 }
2589 }
2590 else
2591 jump_flags = MOUSE_MAY_STOP_VIS;
2592 #endif
2593 }
2594 if (jump_flags)
2595 {
2596 jump_flags = jump_to_mouse(jump_flags, NULL, which_button);
2597 update_curbuf(
2598 #ifdef FEAT_VISUAL
2599 VIsual_active ? INVERTED :
2600 #endif
2601 VALID);
2602 setcursor();
2603 out_flush(); /* Update before showing popup menu */
2604 }
2605 # ifdef FEAT_MENU
2606 gui_show_popupmenu();
2607 # endif
2608 return (jump_flags & CURSOR_MOVED) != 0;
2609 }
2610 else
2611 return FALSE;
2612 #else
2613 return FALSE;
2614 #endif
2615 }
2616 if (which_button == MOUSE_LEFT
2617 && (mod_mask & (MOD_MASK_SHIFT|MOD_MASK_ALT)))
2618 {
2619 which_button = MOUSE_RIGHT;
2620 mod_mask &= ~MOD_MASK_SHIFT;
2621 }
2622 }
2623
2624 #ifdef FEAT_VISUAL
2625 if ((State & (NORMAL | INSERT))
2626 && !(mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL)))
2627 {
2628 if (which_button == MOUSE_LEFT)
2629 {
2630 if (is_click)
2631 {
2632 /* stop Visual mode for a left click in a window, but not when
2633 * on a status line */
2634 if (VIsual_active)
2635 jump_flags |= MOUSE_MAY_STOP_VIS;
2636 }
2637 else if (mouse_has(MOUSE_VISUAL))
2638 jump_flags |= MOUSE_MAY_VIS;
2639 }
2640 else if (which_button == MOUSE_RIGHT)
2641 {
2642 if (is_click && VIsual_active)
2643 {
2644 /*
2645 * Remember the start and end of visual before moving the
2646 * cursor.
2647 */
2648 if (lt(curwin->w_cursor, VIsual))
2649 {
2650 start_visual = curwin->w_cursor;
2651 end_visual = VIsual;
2652 }
2653 else
2654 {
2655 start_visual = VIsual;
2656 end_visual = curwin->w_cursor;
2657 }
2658 }
2659 jump_flags |= MOUSE_FOCUS;
2660 if (mouse_has(MOUSE_VISUAL))
2661 jump_flags |= MOUSE_MAY_VIS;
2662 }
2663 }
2664 #endif
2665
2666 /*
2667 * If an operator is pending, ignore all drags and releases until the
2668 * next mouse click.
2669 */
2670 if (!is_drag && oap != NULL && oap->op_type != OP_NOP)
2671 {
2672 got_click = FALSE;
2673 oap->motion_type = MCHAR;
2674 }
2675
2676 /* When releasing the button let jump_to_mouse() know. */
2677 if (!is_click && !is_drag)
2678 jump_flags |= MOUSE_RELEASED;
2679
2680 /*
2681 * JUMP!
2682 */
2683 jump_flags = jump_to_mouse(jump_flags,
2684 oap == NULL ? NULL : &(oap->inclusive), which_button);
2685 moved = (jump_flags & CURSOR_MOVED);
2686 in_status_line = (jump_flags & IN_STATUS_LINE);
2687 #ifdef FEAT_VERTSPLIT
2688 in_sep_line = (jump_flags & IN_SEP_LINE);
2689 #endif
2690
2691 #ifdef FEAT_NETBEANS_INTG
2692 if (usingNetbeans && isNetbeansBuffer(curbuf)
2693 && !(jump_flags & (IN_STATUS_LINE | IN_SEP_LINE)))
2694 {
2695 int key = KEY2TERMCAP1(c);
2696
2697 if (key == (int)KE_LEFTRELEASE || key == (int)KE_MIDDLERELEASE
2698 || key == (int)KE_RIGHTRELEASE)
2699 netbeans_button_release(which_button);
2700 }
2701 #endif
2702
2703 /* When jumping to another window, clear a pending operator. That's a bit
2704 * friendlier than beeping and not jumping to that window. */
2705 if (curwin != old_curwin && oap != NULL && oap->op_type != OP_NOP)
2706 clearop(oap);
2707
2708 #ifdef FEAT_FOLDING
2709 if (mod_mask == 0
2710 && !is_drag
2711 && (jump_flags & (MOUSE_FOLD_CLOSE | MOUSE_FOLD_OPEN))
2712 && which_button == MOUSE_LEFT)
2713 {
2714 /* open or close a fold at this line */
2715 if (jump_flags & MOUSE_FOLD_OPEN)
2716 openFold(curwin->w_cursor.lnum, 1L);
2717 else
2718 closeFold(curwin->w_cursor.lnum, 1L);
2719 /* don't move the cursor if still in the same window */
2720 if (curwin == old_curwin)
2721 curwin->w_cursor = save_cursor;
2722 }
2723 #endif
2724
2725 #if defined(FEAT_CLIPBOARD) && defined(FEAT_CMDWIN)
2726 if ((jump_flags & IN_OTHER_WIN) && !VIsual_active && clip_star.available)
2727 {
2728 clip_modeless(which_button, is_click, is_drag);
2729 return FALSE;
2730 }
2731 #endif
2732
2733 #ifdef FEAT_VISUAL
2734 /* Set global flag that we are extending the Visual area with mouse
2735 * dragging; temporarily minimize 'scrolloff'. */
2736 if (VIsual_active && is_drag && p_so)
2737 {
2738 /* In the very first line, allow scrolling one line */
2739 if (mouse_row == 0)
2740 mouse_dragging = 2;
2741 else
2742 mouse_dragging = 1;
2743 }
2744
2745 /* When dragging the mouse above the window, scroll down. */
2746 if (is_drag && mouse_row < 0 && !in_status_line)
2747 {
2748 scroll_redraw(FALSE, 1L);
2749 mouse_row = 0;
2750 }
2751
2752 if (start_visual.lnum) /* right click in visual mode */
2753 {
2754 /* When ALT is pressed make Visual mode blockwise. */
2755 if (mod_mask & MOD_MASK_ALT)
2756 VIsual_mode = Ctrl_V;
2757
2758 /*
2759 * In Visual-block mode, divide the area in four, pick up the corner
2760 * that is in the quarter that the cursor is in.
2761 */
2762 if (VIsual_mode == Ctrl_V)
2763 {
2764 getvcols(curwin, &start_visual, &end_visual, &leftcol, &rightcol);
2765 if (curwin->w_curswant > (leftcol + rightcol) / 2)
2766 end_visual.col = leftcol;
2767 else
2768 end_visual.col = rightcol;
2769 if (curwin->w_cursor.lnum <
2770 (start_visual.lnum + end_visual.lnum) / 2)
2771 end_visual.lnum = end_visual.lnum;
2772 else
2773 end_visual.lnum = start_visual.lnum;
2774
2775 /* move VIsual to the right column */
2776 start_visual = curwin->w_cursor; /* save the cursor pos */
2777 curwin->w_cursor = end_visual;
2778 coladvance(end_visual.col);
2779 VIsual = curwin->w_cursor;
2780 curwin->w_cursor = start_visual; /* restore the cursor */
2781 }
2782 else
2783 {
2784 /*
2785 * If the click is before the start of visual, change the start.
2786 * If the click is after the end of visual, change the end. If
2787 * the click is inside the visual, change the closest side.
2788 */
2789 if (lt(curwin->w_cursor, start_visual))
2790 VIsual = end_visual;
2791 else if (lt(end_visual, curwin->w_cursor))
2792 VIsual = start_visual;
2793 else
2794 {
2795 /* In the same line, compare column number */
2796 if (end_visual.lnum == start_visual.lnum)
2797 {
2798 if (curwin->w_cursor.col - start_visual.col >
2799 end_visual.col - curwin->w_cursor.col)
2800 VIsual = start_visual;
2801 else
2802 VIsual = end_visual;
2803 }
2804
2805 /* In different lines, compare line number */
2806 else
2807 {
2808 diff = (curwin->w_cursor.lnum - start_visual.lnum) -
2809 (end_visual.lnum - curwin->w_cursor.lnum);
2810
2811 if (diff > 0) /* closest to end */
2812 VIsual = start_visual;
2813 else if (diff < 0) /* closest to start */
2814 VIsual = end_visual;
2815 else /* in the middle line */
2816 {
2817 if (curwin->w_cursor.col <
2818 (start_visual.col + end_visual.col) / 2)
2819 VIsual = end_visual;
2820 else
2821 VIsual = start_visual;
2822 }
2823 }
2824 }
2825 }
2826 }
2827 /*
2828 * If Visual mode started in insert mode, execute "CTRL-O"
2829 */
2830 else if ((State & INSERT) && VIsual_active)
2831 stuffcharReadbuff(Ctrl_O);
2832 #endif
2833
2834 /*
2835 * Middle mouse click: Put text before cursor.
2836 */
2837 if (which_button == MOUSE_MIDDLE)
2838 {
2839 #ifdef FEAT_CLIPBOARD
2840 if (clip_star.available && regname == 0)
2841 regname = '*';
2842 #endif
2843 if (yank_register_mline(regname))
2844 {
2845 if (mouse_past_bottom)
2846 dir = FORWARD;
2847 }
2848 else if (mouse_past_eol)
2849 dir = FORWARD;
2850
2851 if (fixindent)
2852 {
2853 c1 = (dir == BACKWARD) ? '[' : ']';
2854 c2 = 'p';
2855 }
2856 else
2857 {
2858 c1 = (dir == FORWARD) ? 'p' : 'P';
2859 c2 = NUL;
2860 }
2861 prep_redo(regname, count, NUL, c1, NUL, c2, NUL);
2862
2863 /*
2864 * Remember where the paste started, so in edit() Insstart can be set
2865 * to this position
2866 */
2867 if (restart_edit != 0)
2868 where_paste_started = curwin->w_cursor;
2869 do_put(regname, dir, count, fixindent | PUT_CURSEND);
2870 }
2871
2872 #if defined(FEAT_WINDOWS) && defined(FEAT_QUICKFIX)
2873 /*
2874 * Ctrl-Mouse click or double click in a quickfix window jumps to the
2875 * error under the mouse pointer.
2876 */
2877 else if (((mod_mask & MOD_MASK_CTRL)
2878 || (mod_mask & MOD_MASK_MULTI_CLICK) == MOD_MASK_2CLICK)
2879 && bt_quickfix(curbuf))
2880 {
2881 if (State & INSERT)
2882 stuffcharReadbuff(Ctrl_O);
2883 if (curwin->w_llist_ref == NULL) /* quickfix window */
2884 stuffReadbuff((char_u *)":.cc\n");
2885 else /* location list window */
2886 stuffReadbuff((char_u *)":.ll\n");
2887 got_click = FALSE; /* ignore drag&release now */
2888 }
2889 #endif
2890
2891 /*
2892 * Ctrl-Mouse click (or double click in a help window) jumps to the tag
2893 * under the mouse pointer.
2894 */
2895 else if ((mod_mask & MOD_MASK_CTRL) || (curbuf->b_help
2896 && (mod_mask & MOD_MASK_MULTI_CLICK) == MOD_MASK_2CLICK))
2897 {
2898 if (State & INSERT)
2899 stuffcharReadbuff(Ctrl_O);
2900 stuffcharReadbuff(Ctrl_RSB);
2901 got_click = FALSE; /* ignore drag&release now */
2902 }
2903
2904 /*
2905 * Shift-Mouse click searches for the next occurrence of the word under
2906 * the mouse pointer
2907 */
2908 else if ((mod_mask & MOD_MASK_SHIFT))
2909 {
2910 if (State & INSERT
2911 #ifdef FEAT_VISUAL
2912 || (VIsual_active && VIsual_select)
2913 #endif
2914 )
2915 stuffcharReadbuff(Ctrl_O);
2916 if (which_button == MOUSE_LEFT)
2917 stuffcharReadbuff('*');
2918 else /* MOUSE_RIGHT */
2919 stuffcharReadbuff('#');
2920 }
2921
2922 /* Handle double clicks, unless on status line */
2923 else if (in_status_line)
2924 {
2925 #ifdef FEAT_MOUSESHAPE
2926 if ((is_drag || is_click) && !drag_status_line)
2927 {
2928 drag_status_line = TRUE;
2929 update_mouseshape(-1);
2930 }
2931 #endif
2932 }
2933 #ifdef FEAT_VERTSPLIT
2934 else if (in_sep_line)
2935 {
2936 # ifdef FEAT_MOUSESHAPE
2937 if ((is_drag || is_click) && !drag_sep_line)
2938 {
2939 drag_sep_line = TRUE;
2940 update_mouseshape(-1);
2941 }
2942 # endif
2943 }
2944 #endif
2945 #ifdef FEAT_VISUAL
2946 else if ((mod_mask & MOD_MASK_MULTI_CLICK) && (State & (NORMAL | INSERT))
2947 && mouse_has(MOUSE_VISUAL))
2948 {
2949 if (is_click || !VIsual_active)
2950 {
2951 if (VIsual_active)
2952 orig_cursor = VIsual;
2953 else
2954 {
2955 check_visual_highlight();
2956 VIsual = curwin->w_cursor;
2957 orig_cursor = VIsual;
2958 VIsual_active = TRUE;
2959 VIsual_reselect = TRUE;
2960 /* start Select mode if 'selectmode' contains "mouse" */
2961 may_start_select('o');
2962 setmouse();
2963 }
2964 if ((mod_mask & MOD_MASK_MULTI_CLICK) == MOD_MASK_2CLICK)
2965 {
2966 /* Double click with ALT pressed makes it blockwise. */
2967 if (mod_mask & MOD_MASK_ALT)
2968 VIsual_mode = Ctrl_V;
2969 else
2970 VIsual_mode = 'v';
2971 }
2972 else if ((mod_mask & MOD_MASK_MULTI_CLICK) == MOD_MASK_3CLICK)
2973 VIsual_mode = 'V';
2974 else if ((mod_mask & MOD_MASK_MULTI_CLICK) == MOD_MASK_4CLICK)
2975 VIsual_mode = Ctrl_V;
2976 #ifdef FEAT_CLIPBOARD
2977 /* Make sure the clipboard gets updated. Needed because start and
2978 * end may still be the same, and the selection needs to be owned */
2979 clip_star.vmode = NUL;
2980 #endif
2981 }
2982 /*
2983 * A double click selects a word or a block.
2984 */
2985 if ((mod_mask & MOD_MASK_MULTI_CLICK) == MOD_MASK_2CLICK)
2986 {
2987 pos_T *pos = NULL;
2988 int gc;
2989
2990 if (is_click)
2991 {
2992 /* If the character under the cursor (skipping white space) is
2993 * not a word character, try finding a match and select a (),
2994 * {}, [], #if/#endif, etc. block. */
2995 end_visual = curwin->w_cursor;
2996 while (gc = gchar_pos(&end_visual), vim_iswhite(gc))
2997 inc(&end_visual);
2998 if (oap != NULL)
2999 oap->motion_type = MCHAR;
3000 if (oap != NULL
3001 && VIsual_mode == 'v'
3002 && !vim_iswordc(gchar_pos(&end_visual))
3003 && equalpos(curwin->w_cursor, VIsual)
3004 && (pos = findmatch(oap, NUL)) != NULL)
3005 {
3006 curwin->w_cursor = *pos;
3007 if (oap->motion_type == MLINE)
3008 VIsual_mode = 'V';
3009 else if (*p_sel == 'e')
3010 {
3011 if (lt(curwin->w_cursor, VIsual))
3012 ++VIsual.col;
3013 else
3014 ++curwin->w_cursor.col;
3015 }
3016 }
3017 }
3018
3019 if (pos == NULL && (is_click || is_drag))
3020 {
3021 /* When not found a match or when dragging: extend to include
3022 * a word. */
3023 if (lt(curwin->w_cursor, orig_cursor))
3024 {
3025 find_start_of_word(&curwin->w_cursor);
3026 find_end_of_word(&VIsual);
3027 }
3028 else
3029 {
3030 find_start_of_word(&VIsual);
3031 if (*p_sel == 'e' && *ml_get_cursor() != NUL)
3032 #ifdef FEAT_MBYTE
3033 curwin->w_cursor.col +=
3034 (*mb_ptr2len)(ml_get_cursor());
3035 #else
3036 ++curwin->w_cursor.col;
3037 #endif
3038 find_end_of_word(&curwin->w_cursor);
3039 }
3040 }
3041 curwin->w_set_curswant = TRUE;
3042 }
3043 if (is_click)
3044 redraw_curbuf_later(INVERTED); /* update the inversion */
3045 }
3046 else if (VIsual_active && !old_active)
3047 {
3048 if (mod_mask & MOD_MASK_ALT)
3049 VIsual_mode = Ctrl_V;
3050 else
3051 VIsual_mode = 'v';
3052 }
3053
3054 /* If Visual mode changed show it later. */
3055 if ((!VIsual_active && old_active && mode_displayed)
3056 || (VIsual_active && p_smd && msg_silent == 0
3057 && (!old_active || VIsual_mode != old_mode)))
3058 redraw_cmdline = TRUE;
3059 #endif
3060
3061 return moved;
3062 }
3063
3064 #ifdef FEAT_VISUAL
3065 /*
3066 * Move "pos" back to the start of the word it's in.
3067 */
3068 static void
3069 find_start_of_word(pos)
3070 pos_T *pos;
3071 {
3072 char_u *line;
3073 int cclass;
3074 int col;
3075
3076 line = ml_get(pos->lnum);
3077 cclass = get_mouse_class(line + pos->col);
3078
3079 while (pos->col > 0)
3080 {
3081 col = pos->col - 1;
3082 #ifdef FEAT_MBYTE
3083 col -= (*mb_head_off)(line, line + col);
3084 #endif
3085 if (get_mouse_class(line + col) != cclass)
3086 break;
3087 pos->col = col;
3088 }
3089 }
3090
3091 /*
3092 * Move "pos" forward to the end of the word it's in.
3093 * When 'selection' is "exclusive", the position is just after the word.
3094 */
3095 static void
3096 find_end_of_word(pos)
3097 pos_T *pos;
3098 {
3099 char_u *line;
3100 int cclass;
3101 int col;
3102
3103 line = ml_get(pos->lnum);
3104 if (*p_sel == 'e' && pos->col > 0)
3105 {
3106 --pos->col;
3107 #ifdef FEAT_MBYTE
3108 pos->col -= (*mb_head_off)(line, line + pos->col);
3109 #endif
3110 }
3111 cclass = get_mouse_class(line + pos->col);
3112 while (line[pos->col] != NUL)
3113 {
3114 #ifdef FEAT_MBYTE
3115 col = pos->col + (*mb_ptr2len)(line + pos->col);
3116 #else
3117 col = pos->col + 1;
3118 #endif
3119 if (get_mouse_class(line + col) != cclass)
3120 {
3121 if (*p_sel == 'e')
3122 pos->col = col;
3123 break;
3124 }
3125 pos->col = col;
3126 }
3127 }
3128
3129 /*
3130 * Get class of a character for selection: same class means same word.
3131 * 0: blank
3132 * 1: punctuation groups
3133 * 2: normal word character
3134 * >2: multi-byte word character.
3135 */
3136 static int
3137 get_mouse_class(p)
3138 char_u *p;
3139 {
3140 int c;
3141
3142 #ifdef FEAT_MBYTE
3143 if (has_mbyte && MB_BYTE2LEN(p[0]) > 1)
3144 return mb_get_class(p);
3145 #endif
3146
3147 c = *p;
3148 if (c == ' ' || c == '\t')
3149 return 0;
3150
3151 if (vim_iswordc(c))
3152 return 2;
3153
3154 /*
3155 * There are a few special cases where we want certain combinations of
3156 * characters to be considered as a single word. These are things like
3157 * "->", "/ *", "*=", "+=", "&=", "<=", ">=", "!=" etc. Otherwise, each
3158 * character is in it's own class.
3159 */
3160 if (c != NUL && vim_strchr((char_u *)"-+*/%<>&|^!=", c) != NULL)
3161 return 1;
3162 return c;
3163 }
3164 #endif /* FEAT_VISUAL */
3165 #endif /* FEAT_MOUSE */
3166
3167 #if defined(FEAT_VISUAL) || defined(PROTO)
3168 /*
3169 * Check if highlighting for visual mode is possible, give a warning message
3170 * if not.
3171 */
3172 void
3173 check_visual_highlight()
3174 {
3175 static int did_check = FALSE;
3176
3177 if (full_screen)
3178 {
3179 if (!did_check && hl_attr(HLF_V) == 0)
3180 MSG(_("Warning: terminal cannot highlight"));
3181 did_check = TRUE;
3182 }
3183 }
3184
3185 /*
3186 * End Visual mode.
3187 * This function should ALWAYS be called to end Visual mode, except from
3188 * do_pending_operator().
3189 */
3190 void
3191 end_visual_mode()
3192 {
3193 #ifdef FEAT_CLIPBOARD
3194 /*
3195 * If we are using the clipboard, then remember what was selected in case
3196 * we need to paste it somewhere while we still own the selection.
3197 * Only do this when the clipboard is already owned. Don't want to grab
3198 * the selection when hitting ESC.
3199 */
3200 if (clip_star.available && clip_star.owned)
3201 clip_auto_select();
3202 #endif
3203
3204 VIsual_active = FALSE;
3205 #ifdef FEAT_MOUSE
3206 setmouse();
3207 mouse_dragging = 0;
3208 #endif
3209
3210 /* Save the current VIsual area for '< and '> marks, and "gv" */
3211 curbuf->b_visual.vi_mode = VIsual_mode;
3212 curbuf->b_visual.vi_start = VIsual;
3213 curbuf->b_visual.vi_end = curwin->w_cursor;
3214 curbuf->b_visual.vi_curswant = curwin->w_curswant;
3215 #ifdef FEAT_EVAL
3216 curbuf->b_visual_mode_eval = VIsual_mode;
3217 #endif
3218 #ifdef FEAT_VIRTUALEDIT
3219 if (!virtual_active())
3220 curwin->w_cursor.coladd = 0;
3221 #endif
3222
3223 if (mode_displayed)
3224 clear_cmdline = TRUE; /* unshow visual mode later */
3225 #ifdef FEAT_CMDL_INFO
3226 else
3227 clear_showcmd();
3228 #endif
3229
3230 adjust_cursor_eol();
3231 }
3232
3233 /*
3234 * Reset VIsual_active and VIsual_reselect.
3235 */
3236 void
3237 reset_VIsual_and_resel()
3238 {
3239 if (VIsual_active)
3240 {
3241 end_visual_mode();
3242 redraw_curbuf_later(INVERTED); /* delete the inversion later */
3243 }
3244 VIsual_reselect = FALSE;
3245 }
3246
3247 /*
3248 * Reset VIsual_active and VIsual_reselect if it's set.
3249 */
3250 void
3251 reset_VIsual()
3252 {
3253 if (VIsual_active)
3254 {
3255 end_visual_mode();
3256 redraw_curbuf_later(INVERTED); /* delete the inversion later */
3257 VIsual_reselect = FALSE;
3258 }
3259 }
3260 #endif /* FEAT_VISUAL */
3261
3262 #if defined(FEAT_BEVAL)
3263 static int find_is_eval_item __ARGS((char_u *ptr, int *colp, int *nbp, int dir));
3264
3265 /*
3266 * Check for a balloon-eval special item to include when searching for an
3267 * identifier. When "dir" is BACKWARD "ptr[-1]" must be valid!
3268 * Returns TRUE if the character at "*ptr" should be included.
3269 * "dir" is FORWARD or BACKWARD, the direction of searching.
3270 * "*colp" is in/decremented if "ptr[-dir]" should also be included.
3271 * "bnp" points to a counter for square brackets.
3272 */
3273 static int
3274 find_is_eval_item(ptr, colp, bnp, dir)
3275 char_u *ptr;
3276 int *colp;
3277 int *bnp;
3278 int dir;
3279 {
3280 /* Accept everything inside []. */
3281 if ((*ptr == ']' && dir == BACKWARD) || (*ptr == '[' && dir == FORWARD))
3282 ++*bnp;
3283 if (*bnp > 0)
3284 {
3285 if ((*ptr == '[' && dir == BACKWARD) || (*ptr == ']' && dir == FORWARD))
3286 --*bnp;
3287 return TRUE;
3288 }
3289
3290 /* skip over "s.var" */
3291 if (*ptr == '.')
3292 return TRUE;
3293
3294 /* two-character item: s->var */
3295 if (ptr[dir == BACKWARD ? 0 : 1] == '>'
3296 && ptr[dir == BACKWARD ? -1 : 0] == '-')
3297 {
3298 *colp += dir;
3299 return TRUE;
3300 }
3301 return FALSE;
3302 }
3303 #endif
3304
3305 /*
3306 * Find the identifier under or to the right of the cursor.
3307 * "find_type" can have one of three values:
3308 * FIND_IDENT: find an identifier (keyword)
3309 * FIND_STRING: find any non-white string
3310 * FIND_IDENT + FIND_STRING: find any non-white string, identifier preferred.
3311 * FIND_EVAL: find text useful for C program debugging
3312 *
3313 * There are three steps:
3314 * 1. Search forward for the start of an identifier/string. Doesn't move if
3315 * already on one.
3316 * 2. Search backward for the start of this identifier/string.
3317 * This doesn't match the real Vi but I like it a little better and it
3318 * shouldn't bother anyone.
3319 * 3. Search forward to the end of this identifier/string.
3320 * When FIND_IDENT isn't defined, we backup until a blank.
3321 *
3322 * Returns the length of the string, or zero if no string is found.
3323 * If a string is found, a pointer to the string is put in "*string". This
3324 * string is not always NUL terminated.
3325 */
3326 int
3327 find_ident_under_cursor(string, find_type)
3328 char_u **string;
3329 int find_type;
3330 {
3331 return find_ident_at_pos(curwin, curwin->w_cursor.lnum,
3332 curwin->w_cursor.col, string, find_type);
3333 }
3334
3335 /*
3336 * Like find_ident_under_cursor(), but for any window and any position.
3337 * However: Uses 'iskeyword' from the current window!.
3338 */
3339 int
3340 find_ident_at_pos(wp, lnum, startcol, string, find_type)
3341 win_T *wp;
3342 linenr_T lnum;
3343 colnr_T startcol;
3344 char_u **string;
3345 int find_type;
3346 {
3347 char_u *ptr;
3348 int col = 0; /* init to shut up GCC */
3349 int i;
3350 #ifdef FEAT_MBYTE
3351 int this_class = 0;
3352 int prev_class;
3353 int prevcol;
3354 #endif
3355 #if defined(FEAT_BEVAL)
3356 int bn = 0; /* bracket nesting */
3357 #endif
3358
3359 /*
3360 * if i == 0: try to find an identifier
3361 * if i == 1: try to find any non-white string
3362 */
3363 ptr = ml_get_buf(wp->w_buffer, lnum, FALSE);
3364 for (i = (find_type & FIND_IDENT) ? 0 : 1; i < 2; ++i)
3365 {
3366 /*
3367 * 1. skip to start of identifier/string
3368 */
3369 col = startcol;
3370 #ifdef FEAT_MBYTE
3371 if (has_mbyte)
3372 {
3373 while (ptr[col] != NUL)
3374 {
3375 # if defined(FEAT_BEVAL)
3376 /* Stop at a ']' to evaluate "a[x]". */
3377 if ((find_type & FIND_EVAL) && ptr[col] == ']')
3378 break;
3379 # endif
3380 this_class = mb_get_class(ptr + col);
3381 if (this_class != 0 && (i == 1 || this_class != 1))
3382 break;
3383 col += (*mb_ptr2len)(ptr + col);
3384 }
3385 }
3386 else
3387 #endif
3388 while (ptr[col] != NUL
3389 && (i == 0 ? !vim_iswordc(ptr[col]) : vim_iswhite(ptr[col]))
3390 # if defined(FEAT_BEVAL)
3391 && (!(find_type & FIND_EVAL) || ptr[col] != ']')
3392 # endif
3393 )
3394 ++col;
3395
3396 #if defined(FEAT_BEVAL)
3397 /* When starting on a ']' count it, so that we include the '['. */
3398 bn = ptr[col] == ']';
3399 #endif
3400
3401 /*
3402 * 2. Back up to start of identifier/string.
3403 */
3404 #ifdef FEAT_MBYTE
3405 if (has_mbyte)
3406 {
3407 /* Remember class of character under cursor. */
3408 # if defined(FEAT_BEVAL)
3409 if ((find_type & FIND_EVAL) && ptr[col] == ']')
3410 this_class = mb_get_class((char_u *)"a");
3411 else
3412 # endif
3413 this_class = mb_get_class(ptr + col);
3414 while (col > 0 && this_class != 0)
3415 {
3416 prevcol = col - 1 - (*mb_head_off)(ptr, ptr + col - 1);
3417 prev_class = mb_get_class(ptr + prevcol);
3418 if (this_class != prev_class
3419 && (i == 0
3420 || prev_class == 0
3421 || (find_type & FIND_IDENT))
3422 # if defined(FEAT_BEVAL)
3423 && (!(find_type & FIND_EVAL)
3424 || prevcol == 0
3425 || !find_is_eval_item(ptr + prevcol, &prevcol,
3426 &bn, BACKWARD))
3427 # endif
3428 )
3429 break;
3430 col = prevcol;
3431 }
3432
3433 /* If we don't want just any old string, or we've found an
3434 * identifier, stop searching. */
3435 if (this_class > 2)
3436 this_class = 2;
3437 if (!(find_type & FIND_STRING) || this_class == 2)
3438 break;
3439 }
3440 else
3441 #endif
3442 {
3443 while (col > 0
3444 && ((i == 0
3445 ? vim_iswordc(ptr[col - 1])
3446 : (!vim_iswhite(ptr[col - 1])
3447 && (!(find_type & FIND_IDENT)
3448 || !vim_iswordc(ptr[col - 1]))))
3449 #if defined(FEAT_BEVAL)
3450 || ((find_type & FIND_EVAL)
3451 && col > 1
3452 && find_is_eval_item(ptr + col - 1, &col,
3453 &bn, BACKWARD))
3454 #endif
3455 ))
3456 --col;
3457
3458 /* If we don't want just any old string, or we've found an
3459 * identifier, stop searching. */
3460 if (!(find_type & FIND_STRING) || vim_iswordc(ptr[col]))
3461 break;
3462 }
3463 }
3464
3465 if (ptr[col] == NUL || (i == 0 && (
3466 #ifdef FEAT_MBYTE
3467 has_mbyte ? this_class != 2 :
3468 #endif
3469 !vim_iswordc(ptr[col]))))
3470 {
3471 /*
3472 * didn't find an identifier or string
3473 */
3474 if (find_type & FIND_STRING)
3475 EMSG(_("E348: No string under cursor"));
3476 else
3477 EMSG(_("E349: No identifier under cursor"));
3478 return 0;
3479 }
3480 ptr += col;
3481 *string = ptr;
3482
3483 /*
3484 * 3. Find the end if the identifier/string.
3485 */
3486 #if defined(FEAT_BEVAL)
3487 bn = 0;
3488 startcol -= col;
3489 #endif
3490 col = 0;
3491 #ifdef FEAT_MBYTE
3492 if (has_mbyte)
3493 {
3494 /* Search for point of changing multibyte character class. */
3495 this_class = mb_get_class(ptr);
3496 while (ptr[col] != NUL
3497 && ((i == 0 ? mb_get_class(ptr + col) == this_class
3498 : mb_get_class(ptr + col) != 0)
3499 # if defined(FEAT_BEVAL)
3500 || ((find_type & FIND_EVAL)
3501 && col <= (int)startcol
3502 && find_is_eval_item(ptr + col, &col, &bn, FORWARD))
3503 # endif
3504 ))
3505 col += (*mb_ptr2len)(ptr + col);
3506 }
3507 else
3508 #endif
3509 while ((i == 0 ? vim_iswordc(ptr[col])
3510 : (ptr[col] != NUL && !vim_iswhite(ptr[col])))
3511 # if defined(FEAT_BEVAL)
3512 || ((find_type & FIND_EVAL)
3513 && col <= (int)startcol
3514 && find_is_eval_item(ptr + col, &col, &bn, FORWARD))
3515 # endif
3516 )
3517 {
3518 ++col;
3519 }
3520
3521 return col;
3522 }
3523
3524 /*
3525 * Prepare for redo of a normal command.
3526 */
3527 static void
3528 prep_redo_cmd(cap)
3529 cmdarg_T *cap;
3530 {
3531 prep_redo(cap->oap->regname, cap->count0,
3532 NUL, cap->cmdchar, NUL, NUL, cap->nchar);
3533 }
3534
3535 /*
3536 * Prepare for redo of any command.
3537 * Note that only the last argument can be a multi-byte char.
3538 */
3539 static void
3540 prep_redo(regname, num, cmd1, cmd2, cmd3, cmd4, cmd5)
3541 int regname;
3542 long num;
3543 int cmd1;
3544 int cmd2;
3545 int cmd3;
3546 int cmd4;
3547 int cmd5;
3548 {
3549 ResetRedobuff();
3550 if (regname != 0) /* yank from specified buffer */
3551 {
3552 AppendCharToRedobuff('"');
3553 AppendCharToRedobuff(regname);
3554 }
3555 if (num)
3556 AppendNumberToRedobuff(num);
3557
3558 if (cmd1 != NUL)
3559 AppendCharToRedobuff(cmd1);
3560 if (cmd2 != NUL)
3561 AppendCharToRedobuff(cmd2);
3562 if (cmd3 != NUL)
3563 AppendCharToRedobuff(cmd3);
3564 if (cmd4 != NUL)
3565 AppendCharToRedobuff(cmd4);
3566 if (cmd5 != NUL)
3567 AppendCharToRedobuff(cmd5);
3568 }
3569
3570 /*
3571 * check for operator active and clear it
3572 *
3573 * return TRUE if operator was active
3574 */
3575 static int
3576 checkclearop(oap)
3577 oparg_T *oap;
3578 {
3579 if (oap->op_type == OP_NOP)
3580 return FALSE;
3581 clearopbeep(oap);
3582 return TRUE;
3583 }
3584
3585 /*
3586 * Check for operator or Visual active. Clear active operator.
3587 *
3588 * Return TRUE if operator or Visual was active.
3589 */
3590 static int
3591 checkclearopq(oap)
3592 oparg_T *oap;
3593 {
3594 if (oap->op_type == OP_NOP
3595 #ifdef FEAT_VISUAL
3596 && !VIsual_active
3597 #endif
3598 )
3599 return FALSE;
3600 clearopbeep(oap);
3601 return TRUE;
3602 }
3603
3604 static void
3605 clearop(oap)
3606 oparg_T *oap;
3607 {
3608 oap->op_type = OP_NOP;
3609 oap->regname = 0;
3610 oap->motion_force = NUL;
3611 oap->use_reg_one = FALSE;
3612 }
3613
3614 static void
3615 clearopbeep(oap)
3616 oparg_T *oap;
3617 {
3618 clearop(oap);
3619 beep_flush();
3620 }
3621
3622 #ifdef FEAT_VISUAL
3623 /*
3624 * Remove the shift modifier from a special key.
3625 */
3626 static void
3627 unshift_special(cap)
3628 cmdarg_T *cap;
3629 {
3630 switch (cap->cmdchar)
3631 {
3632 case K_S_RIGHT: cap->cmdchar = K_RIGHT; break;
3633 case K_S_LEFT: cap->cmdchar = K_LEFT; break;
3634 case K_S_UP: cap->cmdchar = K_UP; break;
3635 case K_S_DOWN: cap->cmdchar = K_DOWN; break;
3636 case K_S_HOME: cap->cmdchar = K_HOME; break;
3637 case K_S_END: cap->cmdchar = K_END; break;
3638 }
3639 cap->cmdchar = simplify_key(cap->cmdchar, &mod_mask);
3640 }
3641 #endif
3642
3643 #if defined(FEAT_CMDL_INFO) || defined(PROTO)
3644 /*
3645 * Routines for displaying a partly typed command
3646 */
3647
3648 #ifdef FEAT_VISUAL /* need room for size of Visual area */
3649 # define SHOWCMD_BUFLEN SHOWCMD_COLS + 1 + 30
3650 #else
3651 # define SHOWCMD_BUFLEN SHOWCMD_COLS + 1
3652 #endif
3653 static char_u showcmd_buf[SHOWCMD_BUFLEN];
3654 static char_u old_showcmd_buf[SHOWCMD_BUFLEN]; /* For push_showcmd() */
3655 static int showcmd_is_clear = TRUE;
3656 static int showcmd_visual = FALSE;
3657
3658 static void display_showcmd __ARGS((void));
3659
3660 void
3661 clear_showcmd()
3662 {
3663 if (!p_sc)
3664 return;
3665
3666 #ifdef FEAT_VISUAL
3667 if (VIsual_active && !char_avail())
3668 {
3669 int i = lt(VIsual, curwin->w_cursor);
3670 long lines;
3671 colnr_T leftcol, rightcol;
3672 linenr_T top, bot;
3673
3674 /* Show the size of the Visual area. */
3675 if (i)
3676 {
3677 top = VIsual.lnum;
3678 bot = curwin->w_cursor.lnum;
3679 }
3680 else
3681 {
3682 top = curwin->w_cursor.lnum;
3683 bot = VIsual.lnum;
3684 }
3685 # ifdef FEAT_FOLDING
3686 /* Include closed folds as a whole. */
3687 hasFolding(top, &top, NULL);
3688 hasFolding(bot, NULL, &bot);
3689 # endif
3690 lines = bot - top + 1;
3691
3692 if (VIsual_mode == Ctrl_V)
3693 {
3694 getvcols(curwin, &curwin->w_cursor, &VIsual, &leftcol, &rightcol);
3695 sprintf((char *)showcmd_buf, "%ldx%ld", lines,
3696 (long)(rightcol - leftcol + 1));
3697 }
3698 else if (VIsual_mode == 'V' || VIsual.lnum != curwin->w_cursor.lnum)
3699 sprintf((char *)showcmd_buf, "%ld", lines);
3700 else
3701 sprintf((char *)showcmd_buf, "%ld", (long)(i
3702 ? curwin->w_cursor.col - VIsual.col
3703 : VIsual.col - curwin->w_cursor.col) + (*p_sel != 'e'));
3704 showcmd_buf[SHOWCMD_COLS] = NUL; /* truncate */
3705 showcmd_visual = TRUE;
3706 }
3707 else
3708 #endif
3709 {
3710 showcmd_buf[0] = NUL;
3711 showcmd_visual = FALSE;
3712
3713 /* Don't actually display something if there is nothing to clear. */
3714 if (showcmd_is_clear)
3715 return;
3716 }
3717
3718 display_showcmd();
3719 }
3720
3721 /*
3722 * Add 'c' to string of shown command chars.
3723 * Return TRUE if output has been written (and setcursor() has been called).
3724 */
3725 int
3726 add_to_showcmd(c)
3727 int c;
3728 {
3729 char_u *p;
3730 int old_len;
3731 int extra_len;
3732 int overflow;
3733 #if defined(FEAT_MOUSE)
3734 int i;
3735 static int ignore[] =
3736 {
3737 # ifdef FEAT_GUI
3738 K_VER_SCROLLBAR, K_HOR_SCROLLBAR,
3739 K_LEFTMOUSE_NM, K_LEFTRELEASE_NM,
3740 # endif
3741 K_IGNORE,
3742 K_LEFTMOUSE, K_LEFTDRAG, K_LEFTRELEASE,
3743 K_MIDDLEMOUSE, K_MIDDLEDRAG, K_MIDDLERELEASE,
3744 K_RIGHTMOUSE, K_RIGHTDRAG, K_RIGHTRELEASE,
3745 K_MOUSEDOWN, K_MOUSEUP,
3746 K_X1MOUSE, K_X1DRAG, K_X1RELEASE, K_X2MOUSE, K_X2DRAG, K_X2RELEASE,
3747 K_CURSORHOLD,
3748 0
3749 };
3750 #endif
3751
3752 if (!p_sc || msg_silent != 0)
3753 return FALSE;
3754
3755 if (showcmd_visual)
3756 {
3757 showcmd_buf[0] = NUL;
3758 showcmd_visual = FALSE;
3759 }
3760
3761 #if defined(FEAT_MOUSE)
3762 /* Ignore keys that are scrollbar updates and mouse clicks */
3763 if (IS_SPECIAL(c))
3764 for (i = 0; ignore[i] != 0; ++i)
3765 if (ignore[i] == c)
3766 return FALSE;
3767 #endif
3768
3769 p = transchar(c);
3770 old_len = (int)STRLEN(showcmd_buf);
3771 extra_len = (int)STRLEN(p);
3772 overflow = old_len + extra_len - SHOWCMD_COLS;
3773 if (overflow > 0)
3774 mch_memmove(showcmd_buf, showcmd_buf + overflow,
3775 old_len - overflow + 1);
3776 STRCAT(showcmd_buf, p);
3777
3778 if (char_avail())
3779 return FALSE;
3780
3781 display_showcmd();
3782
3783 return TRUE;
3784 }
3785
3786 void
3787 add_to_showcmd_c(c)
3788 int c;
3789 {
3790 if (!add_to_showcmd(c))
3791 setcursor();
3792 }
3793
3794 /*
3795 * Delete 'len' characters from the end of the shown command.
3796 */
3797 static void
3798 del_from_showcmd(len)
3799 int len;
3800 {
3801 int old_len;
3802
3803 if (!p_sc)
3804 return;
3805
3806 old_len = (int)STRLEN(showcmd_buf);
3807 if (len > old_len)
3808 len = old_len;
3809 showcmd_buf[old_len - len] = NUL;
3810
3811 if (!char_avail())
3812 display_showcmd();
3813 }
3814
3815 /*
3816 * push_showcmd() and pop_showcmd() are used when waiting for the user to type
3817 * something and there is a partial mapping.
3818 */
3819 void
3820 push_showcmd()
3821 {
3822 if (p_sc)
3823 STRCPY(old_showcmd_buf, showcmd_buf);
3824 }
3825
3826 void
3827 pop_showcmd()
3828 {
3829 if (!p_sc)
3830 return;
3831
3832 STRCPY(showcmd_buf, old_showcmd_buf);
3833
3834 display_showcmd();
3835 }
3836
3837 static void
3838 display_showcmd()
3839 {
3840 int len;
3841
3842 cursor_off();
3843
3844 len = (int)STRLEN(showcmd_buf);
3845 if (len == 0)
3846 showcmd_is_clear = TRUE;
3847 else
3848 {
3849 screen_puts(showcmd_buf, (int)Rows - 1, sc_col, 0);
3850 showcmd_is_clear = FALSE;
3851 }
3852
3853 /*
3854 * clear the rest of an old message by outputting up to SHOWCMD_COLS
3855 * spaces
3856 */
3857 screen_puts((char_u *)" " + len, (int)Rows - 1, sc_col + len, 0);
3858
3859 setcursor(); /* put cursor back where it belongs */
3860 }
3861 #endif
3862
3863 #ifdef FEAT_SCROLLBIND
3864 /*
3865 * When "check" is FALSE, prepare for commands that scroll the window.
3866 * When "check" is TRUE, take care of scroll-binding after the window has
3867 * scrolled. Called from normal_cmd() and edit().
3868 */
3869 void
3870 do_check_scrollbind(check)
3871 int check;
3872 {
3873 static win_T *old_curwin = NULL;
3874 static linenr_T old_topline = 0;
3875 #ifdef FEAT_DIFF
3876 static int old_topfill = 0;
3877 #endif
3878 static buf_T *old_buf = NULL;
3879 static colnr_T old_leftcol = 0;
3880
3881 if (check && curwin->w_p_scb)
3882 {
3883 /* If a ":syncbind" command was just used, don't scroll, only reset
3884 * the values. */
3885 if (did_syncbind)
3886 did_syncbind = FALSE;
3887 else if (curwin == old_curwin)
3888 {
3889 /*
3890 * Synchronize other windows, as necessary according to
3891 * 'scrollbind'. Don't do this after an ":edit" command, except
3892 * when 'diff' is set.
3893 */
3894 if ((curwin->w_buffer == old_buf
3895 #ifdef FEAT_DIFF
3896 || curwin->w_p_diff
3897 #endif
3898 )
3899 && (curwin->w_topline != old_topline
3900 #ifdef FEAT_DIFF
3901 || curwin->w_topfill != old_topfill
3902 #endif
3903 || curwin->w_leftcol != old_leftcol))
3904 {
3905 check_scrollbind(curwin->w_topline - old_topline,
3906 (long)(curwin->w_leftcol - old_leftcol));
3907 }
3908 }
3909 else if (vim_strchr(p_sbo, 'j')) /* jump flag set in 'scrollopt' */
3910 {
3911 /*
3912 * When switching between windows, make sure that the relative
3913 * vertical offset is valid for the new window. The relative
3914 * offset is invalid whenever another 'scrollbind' window has
3915 * scrolled to a point that would force the current window to
3916 * scroll past the beginning or end of its buffer. When the
3917 * resync is performed, some of the other 'scrollbind' windows may
3918 * need to jump so that the current window's relative position is
3919 * visible on-screen.
3920 */
3921 check_scrollbind(curwin->w_topline - curwin->w_scbind_pos, 0L);
3922 }
3923 curwin->w_scbind_pos = curwin->w_topline;
3924 }
3925
3926 old_curwin = curwin;
3927 old_topline = curwin->w_topline;
3928 #ifdef FEAT_DIFF
3929 old_topfill = curwin->w_topfill;
3930 #endif
3931 old_buf = curwin->w_buffer;
3932 old_leftcol = curwin->w_leftcol;
3933 }
3934
3935 /*
3936 * Synchronize any windows that have "scrollbind" set, based on the
3937 * number of rows by which the current window has changed
3938 * (1998-11-02 16:21:01 R. Edward Ralston <eralston@computer.org>)
3939 */
3940 void
3941 check_scrollbind(topline_diff, leftcol_diff)
3942 linenr_T topline_diff;
3943 long leftcol_diff;
3944 {
3945 int want_ver;
3946 int want_hor;
3947 win_T *old_curwin = curwin;
3948 buf_T *old_curbuf = curbuf;
3949 #ifdef FEAT_VISUAL
3950 int old_VIsual_select = VIsual_select;
3951 int old_VIsual_active = VIsual_active;
3952 #endif
3953 colnr_T tgt_leftcol = curwin->w_leftcol;
3954 long topline;
3955 long y;
3956
3957 /*
3958 * check 'scrollopt' string for vertical and horizontal scroll options
3959 */
3960 want_ver = (vim_strchr(p_sbo, 'v') && topline_diff != 0);
3961 #ifdef FEAT_DIFF
3962 want_ver |= old_curwin->w_p_diff;
3963 #endif
3964 want_hor = (vim_strchr(p_sbo, 'h') && (leftcol_diff || topline_diff != 0));
3965
3966 /*
3967 * loop through the scrollbound windows and scroll accordingly
3968 */
3969 #ifdef FEAT_VISUAL
3970 VIsual_select = VIsual_active = 0;
3971 #endif
3972 for (curwin = firstwin; curwin; curwin = curwin->w_next)
3973 {
3974 curbuf = curwin->w_buffer;
3975 /* skip original window and windows with 'noscrollbind' */
3976 if (curwin != old_curwin && curwin->w_p_scb)
3977 {
3978 /*
3979 * do the vertical scroll
3980 */
3981 if (want_ver)
3982 {
3983 #ifdef FEAT_DIFF
3984 if (old_curwin->w_p_diff && curwin->w_p_diff)
3985 {
3986 diff_set_topline(old_curwin, curwin);
3987 }
3988 else
3989 #endif
3990 {
3991 curwin->w_scbind_pos += topline_diff;
3992 topline = curwin->w_scbind_pos;
3993 if (topline > curbuf->b_ml.ml_line_count)
3994 topline = curbuf->b_ml.ml_line_count;
3995 if (topline < 1)
3996 topline = 1;
3997
3998 y = topline - curwin->w_topline;
3999 if (y > 0)
4000 scrollup(y, FALSE);
4001 else
4002 scrolldown(-y, FALSE);
4003 }
4004
4005 redraw_later(VALID);
4006 cursor_correct();
4007 #ifdef FEAT_WINDOWS
4008 curwin->w_redr_status = TRUE;
4009 #endif
4010 }
4011
4012 /*
4013 * do the horizontal scroll
4014 */
4015 if (want_hor && curwin->w_leftcol != tgt_leftcol)
4016 {
4017 curwin->w_leftcol = tgt_leftcol;
4018 leftcol_changed();
4019 }
4020 }
4021 }
4022
4023 /*
4024 * reset current-window
4025 */
4026 #ifdef FEAT_VISUAL
4027 VIsual_select = old_VIsual_select;
4028 VIsual_active = old_VIsual_active;
4029 #endif
4030 curwin = old_curwin;
4031 curbuf = old_curbuf;
4032 }
4033 #endif /* #ifdef FEAT_SCROLLBIND */
4034
4035 /*
4036 * Command character that's ignored.
4037 * Used for CTRL-Q and CTRL-S to avoid problems with terminals that use
4038 * xon/xoff
4039 */
4040 static void
4041 nv_ignore(cap)
4042 cmdarg_T *cap;
4043 {
4044 cap->retval |= CA_COMMAND_BUSY; /* don't call edit() now */
4045 }
4046
4047 /*
4048 * Command character that doesn't do anything, but unlike nv_ignore() does
4049 * start edit(). Used for "startinsert" executed while starting up.
4050 */
4051 /*ARGSUSED */
4052 static void
4053 nv_nop(cap)
4054 cmdarg_T *cap;
4055 {
4056 }
4057
4058 /*
4059 * Command character doesn't exist.
4060 */
4061 static void
4062 nv_error(cap)
4063 cmdarg_T *cap;
4064 {
4065 clearopbeep(cap->oap);
4066 }
4067
4068 /*
4069 * <Help> and <F1> commands.
4070 */
4071 static void
4072 nv_help(cap)
4073 cmdarg_T *cap;
4074 {
4075 if (!checkclearopq(cap->oap))
4076 ex_help(NULL);
4077 }
4078
4079 /*
4080 * CTRL-A and CTRL-X: Add or subtract from letter or number under cursor.
4081 */
4082 static void
4083 nv_addsub(cap)
4084 cmdarg_T *cap;
4085 {
4086 if (!checkclearopq(cap->oap)
4087 && do_addsub((int)cap->cmdchar, cap->count1) == OK)
4088 prep_redo_cmd(cap);
4089 }
4090
4091 /*
4092 * CTRL-F, CTRL-B, etc: Scroll page up or down.
4093 */
4094 static void
4095 nv_page(cap)
4096 cmdarg_T *cap;
4097 {
4098 if (!checkclearop(cap->oap))
4099 {
4100 #ifdef FEAT_WINDOWS
4101 if (mod_mask & MOD_MASK_CTRL)
4102 {
4103 /* <C-PageUp>: tab page back; <C-PageDown>: tab page forward */
4104 if (cap->arg == BACKWARD)
4105 goto_tabpage(-(int)cap->count1);
4106 else
4107 goto_tabpage((int)cap->count0);
4108 }
4109 else
4110 #endif
4111 (void)onepage(cap->arg, cap->count1);
4112 }
4113 }
4114
4115 /*
4116 * Implementation of "gd" and "gD" command.
4117 */
4118 static void
4119 nv_gd(oap, nchar, thisblock)
4120 oparg_T *oap;
4121 int nchar;
4122 int thisblock; /* 1 for "1gd" and "1gD" */
4123 {
4124 int len;
4125 char_u *ptr;
4126
4127 if ((len = find_ident_under_cursor(&ptr, FIND_IDENT)) == 0
4128 || find_decl(ptr, len, nchar == 'd', thisblock, 0) == FAIL)
4129 clearopbeep(oap);
4130 #ifdef FEAT_FOLDING
4131 else if ((fdo_flags & FDO_SEARCH) && KeyTyped && oap->op_type == OP_NOP)
4132 foldOpenCursor();
4133 #endif
4134 }
4135
4136 /*
4137 * Search for variable declaration of "ptr[len]".
4138 * When "locally" is TRUE in the current function ("gd"), otherwise in the
4139 * current file ("gD").
4140 * When "thisblock" is TRUE check the {} block scope.
4141 * Return FAIL when not found.
4142 */
4143 int
4144 find_decl(ptr, len, locally, thisblock, searchflags)
4145 char_u *ptr;
4146 int len;
4147 int locally;
4148 int thisblock;
4149 int searchflags; /* flags passed to searchit() */
4150 {
4151 char_u *pat;
4152 pos_T old_pos;
4153 pos_T par_pos;
4154 pos_T found_pos;
4155 int t;
4156 int save_p_ws;
4157 int save_p_scs;
4158 int retval = OK;
4159 int incll;
4160
4161 if ((pat = alloc(len + 7)) == NULL)
4162 return FAIL;
4163
4164 /* Put "\V" before the pattern to avoid that the special meaning of "."
4165 * and "~" causes trouble. */
4166 sprintf((char *)pat, vim_iswordp(ptr) ? "\\V\\<%.*s\\>" : "\\V%.*s",
4167 len, ptr);
4168 old_pos = curwin->w_cursor;
4169 save_p_ws = p_ws;
4170 save_p_scs = p_scs;
4171 p_ws = FALSE; /* don't wrap around end of file now */
4172 p_scs = FALSE; /* don't switch ignorecase off now */
4173
4174 /*
4175 * With "gD" go to line 1.
4176 * With "gd" Search back for the start of the current function, then go
4177 * back until a blank line. If this fails go to line 1.
4178 */
4179 if (!locally || !findpar(&incll, BACKWARD, 1L, '{', FALSE))
4180 {
4181 setpcmark(); /* Set in findpar() otherwise */
4182 curwin->w_cursor.lnum = 1;
4183 par_pos = curwin->w_cursor;
4184 }
4185 else
4186 {
4187 par_pos = curwin->w_cursor;
4188 while (curwin->w_cursor.lnum > 1 && *skipwhite(ml_get_curline()) != NUL)
4189 --curwin->w_cursor.lnum;
4190 }
4191 curwin->w_cursor.col = 0;
4192
4193 /* Search forward for the identifier, ignore comment lines. */
4194 clearpos(&found_pos);
4195 for (;;)
4196 {
4197 t = searchit(curwin, curbuf, &curwin->w_cursor, FORWARD,
4198 pat, 1L, searchflags, RE_LAST, (linenr_T)0, NULL);
4199 if (curwin->w_cursor.lnum >= old_pos.lnum)
4200 t = FAIL; /* match after start is failure too */
4201
4202 if (thisblock && t != FAIL)
4203 {
4204 pos_T *pos;
4205
4206 /* Check that the block the match is in doesn't end before the
4207 * position where we started the search from. */
4208 if ((pos = findmatchlimit(NULL, '}', FM_FORWARD,
4209 (int)(old_pos.lnum - curwin->w_cursor.lnum + 1))) != NULL
4210 && pos->lnum < old_pos.lnum)
4211 continue;
4212 }
4213
4214 if (t == FAIL)
4215 {
4216 /* If we previously found a valid position, use it. */
4217 if (found_pos.lnum != 0)
4218 {
4219 curwin->w_cursor = found_pos;
4220 t = OK;
4221 }
4222 break;
4223 }
4224 #ifdef FEAT_COMMENTS
4225 if (get_leader_len(ml_get_curline(), NULL, FALSE) > 0)
4226 {
4227 /* Ignore this line, continue at start of next line. */
4228 ++curwin->w_cursor.lnum;
4229 curwin->w_cursor.col = 0;
4230 continue;
4231 }
4232 #endif
4233 if (!locally) /* global search: use first match found */
4234 break;
4235 if (curwin->w_cursor.lnum >= par_pos.lnum)
4236 {
4237 /* If we previously found a valid position, use it. */
4238 if (found_pos.lnum != 0)
4239 curwin->w_cursor = found_pos;
4240 break;
4241 }
4242
4243 /* For finding a local variable and the match is before the "{" search
4244 * to find a later match. For K&R style function declarations this
4245 * skips the function header without types. */
4246 found_pos = curwin->w_cursor;
4247 }
4248
4249 if (t == FAIL)
4250 {
4251 retval = FAIL;
4252 curwin->w_cursor = old_pos;
4253 }
4254 else
4255 {
4256 curwin->w_set_curswant = TRUE;
4257 /* "n" searches forward now */
4258 reset_search_dir();
4259 }
4260
4261 vim_free(pat);
4262 p_ws = save_p_ws;
4263 p_scs = save_p_scs;
4264
4265 return retval;
4266 }
4267
4268 /*
4269 * Move 'dist' lines in direction 'dir', counting lines by *screen*
4270 * lines rather than lines in the file.
4271 * 'dist' must be positive.
4272 *
4273 * Return OK if able to move cursor, FAIL otherwise.
4274 */
4275 static int
4276 nv_screengo(oap, dir, dist)
4277 oparg_T *oap;
4278 int dir;
4279 long dist;
4280 {
4281 int linelen = linetabsize(ml_get_curline());
4282 int retval = OK;
4283 int atend = FALSE;
4284 int n;
4285 int col_off1; /* margin offset for first screen line */
4286 int col_off2; /* margin offset for wrapped screen line */
4287 int width1; /* text width for first screen line */
4288 int width2; /* test width for wrapped screen line */
4289
4290 oap->motion_type = MCHAR;
4291 oap->inclusive = FALSE;
4292
4293 col_off1 = curwin_col_off();
4294 col_off2 = col_off1 - curwin_col_off2();
4295 width1 = W_WIDTH(curwin) - col_off1;
4296 width2 = W_WIDTH(curwin) - col_off2;
4297
4298 #ifdef FEAT_VERTSPLIT
4299 if (curwin->w_width != 0)
4300 {
4301 #endif
4302 /*
4303 * Instead of sticking at the last character of the buffer line we
4304 * try to stick in the last column of the screen.
4305 */
4306 if (curwin->w_curswant == MAXCOL)
4307 {
4308 atend = TRUE;
4309 validate_virtcol();
4310 if (width1 <= 0)
4311 curwin->w_curswant = 0;
4312 else
4313 {
4314 curwin->w_curswant = width1 - 1;
4315 if (curwin->w_virtcol > curwin->w_curswant)
4316 curwin->w_curswant += ((curwin->w_virtcol
4317 - curwin->w_curswant - 1) / width2 + 1) * width2;
4318 }
4319 }
4320 else
4321 {
4322 if (linelen > width1)
4323 n = ((linelen - width1 - 1) / width2 + 1) * width2 + width1;
4324 else
4325 n = width1;
4326 if (curwin->w_curswant > (colnr_T)n + 1)
4327 curwin->w_curswant -= ((curwin->w_curswant - n) / width2 + 1)
4328 * width2;
4329 }
4330
4331 while (dist--)
4332 {
4333 if (dir == BACKWARD)
4334 {
4335 if ((long)curwin->w_curswant >= width2)
4336 /* move back within line */
4337 curwin->w_curswant -= width2;
4338 else
4339 {
4340 /* to previous line */
4341 if (curwin->w_cursor.lnum == 1)
4342 {
4343 retval = FAIL;
4344 break;
4345 }
4346 --curwin->w_cursor.lnum;
4347 #ifdef FEAT_FOLDING
4348 /* Move to the start of a closed fold. Don't do that when
4349 * 'foldopen' contains "all": it will open in a moment. */
4350 if (!(fdo_flags & FDO_ALL))
4351 (void)hasFolding(curwin->w_cursor.lnum,
4352 &curwin->w_cursor.lnum, NULL);
4353 #endif
4354 linelen = linetabsize(ml_get_curline());
4355 if (linelen > width1)
4356 curwin->w_curswant += (((linelen - width1 - 1) / width2)
4357 + 1) * width2;
4358 }
4359 }
4360 else /* dir == FORWARD */
4361 {
4362 if (linelen > width1)
4363 n = ((linelen - width1 - 1) / width2 + 1) * width2 + width1;
4364 else
4365 n = width1;
4366 if (curwin->w_curswant + width2 < (colnr_T)n)
4367 /* move forward within line */
4368 curwin->w_curswant += width2;
4369 else
4370 {
4371 /* to next line */
4372 #ifdef FEAT_FOLDING
4373 /* Move to the end of a closed fold. */
4374 (void)hasFolding(curwin->w_cursor.lnum, NULL,
4375 &curwin->w_cursor.lnum);
4376 #endif
4377 if (curwin->w_cursor.lnum == curbuf->b_ml.ml_line_count)
4378 {
4379 retval = FAIL;
4380 break;
4381 }
4382 curwin->w_cursor.lnum++;
4383 curwin->w_curswant %= width2;
4384 }
4385 }
4386 }
4387 #ifdef FEAT_VERTSPLIT
4388 }
4389 #endif
4390
4391 coladvance(curwin->w_curswant);
4392
4393 #if defined(FEAT_LINEBREAK) || defined(FEAT_MBYTE)
4394 if (curwin->w_cursor.col > 0 && curwin->w_p_wrap)
4395 {
4396 /*
4397 * Check for landing on a character that got split at the end of the
4398 * last line. We want to advance a screenline, not end up in the same
4399 * screenline or move two screenlines.
4400 */
4401 validate_virtcol();
4402 if (curwin->w_virtcol > curwin->w_curswant
4403 && (curwin->w_curswant < (colnr_T)width1
4404 ? (curwin->w_curswant > (colnr_T)width1 / 2)
4405 : ((curwin->w_curswant - width1) % width2
4406 > (colnr_T)width2 / 2)))
4407 --curwin->w_cursor.col;
4408 }
4409 #endif
4410
4411 if (atend)
4412 curwin->w_curswant = MAXCOL; /* stick in the last column */
4413
4414 return retval;
4415 }
4416
4417 #ifdef FEAT_MOUSE
4418 /*
4419 * Mouse scroll wheel: Default action is to scroll three lines, or one page
4420 * when Shift or Ctrl is used.
4421 * K_MOUSEUP (cap->arg == TRUE) or K_MOUSEDOWN (cap->arg == FALSE)
4422 */
4423 static void
4424 nv_mousescroll(cap)
4425 cmdarg_T *cap;
4426 {
4427 # if defined(FEAT_GUI) && defined(FEAT_WINDOWS)
4428 win_T *old_curwin = curwin;
4429
4430 /* Currently we only get the mouse coordinates in the GUI. */
4431 if (gui.in_use && mouse_row >= 0 && mouse_col >= 0)
4432 {
4433 int row, col;
4434
4435 row = mouse_row;
4436 col = mouse_col;
4437
4438 /* find the window at the pointer coordinates */
4439 curwin = mouse_find_win(&row, &col);
4440 curbuf = curwin->w_buffer;
4441 }
4442 # endif
4443
4444 if (mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL))
4445 {
4446 (void)onepage(cap->arg ? FORWARD : BACKWARD, 1L);
4447 }
4448 else
4449 {
4450 cap->count1 = 3;
4451 cap->count0 = 3;
4452 nv_scroll_line(cap);
4453 }
4454
4455 # if defined(FEAT_GUI) && defined(FEAT_WINDOWS)
4456 curwin->w_redr_status = TRUE;
4457
4458 curwin = old_curwin;
4459 curbuf = curwin->w_buffer;
4460 # endif
4461 }
4462
4463 /*
4464 * Mouse clicks and drags.
4465 */
4466 static void
4467 nv_mouse(cap)
4468 cmdarg_T *cap;
4469 {
4470 (void)do_mouse(cap->oap, cap->cmdchar, BACKWARD, cap->count1, 0);
4471 }
4472 #endif
4473
4474 /*
4475 * Handle CTRL-E and CTRL-Y commands: scroll a line up or down.
4476 * cap->arg must be TRUE for CTRL-E.
4477 */
4478 static void
4479 nv_scroll_line(cap)
4480 cmdarg_T *cap;
4481 {
4482 if (!checkclearop(cap->oap))
4483 scroll_redraw(cap->arg, cap->count1);
4484 }
4485
4486 /*
4487 * Scroll "count" lines up or down, and redraw.
4488 */
4489 void
4490 scroll_redraw(up, count)
4491 int up;
4492 long count;
4493 {
4494 linenr_T prev_topline = curwin->w_topline;
4495 #ifdef FEAT_DIFF
4496 int prev_topfill = curwin->w_topfill;
4497 #endif
4498 linenr_T prev_lnum = curwin->w_cursor.lnum;
4499
4500 if (up)
4501 scrollup(count, TRUE);
4502 else
4503 scrolldown(count, TRUE);
4504 if (p_so)
4505 {
4506 /* Adjust the cursor position for 'scrolloff'. Mark w_topline as
4507 * valid, otherwise the screen jumps back at the end of the file. */
4508 cursor_correct();
4509 check_cursor_moved(curwin);
4510 curwin->w_valid |= VALID_TOPLINE;
4511
4512 /* If moved back to where we were, at least move the cursor, otherwise
4513 * we get stuck at one position. Don't move the cursor up if the
4514 * first line of the buffer is already on the screen */
4515 while (curwin->w_topline == prev_topline
4516 #ifdef FEAT_DIFF
4517 && curwin->w_topfill == prev_topfill
4518 #endif
4519 )
4520 {
4521 if (up)
4522 {
4523 if (curwin->w_cursor.lnum > prev_lnum
4524 || cursor_down(1L, FALSE) == FAIL)
4525 break;
4526 }
4527 else
4528 {
4529 if (curwin->w_cursor.lnum < prev_lnum
4530 || prev_topline == 1L
4531 || cursor_up(1L, FALSE) == FAIL)
4532 break;
4533 }
4534 /* Mark w_topline as valid, otherwise the screen jumps back at the
4535 * end of the file. */
4536 check_cursor_moved(curwin);
4537 curwin->w_valid |= VALID_TOPLINE;
4538 }
4539 }
4540 if (curwin->w_cursor.lnum != prev_lnum)
4541 coladvance(curwin->w_curswant);
4542 redraw_later(VALID);
4543 }
4544
4545 /*
4546 * Commands that start with "z".
4547 */
4548 static void
4549 nv_zet(cap)
4550 cmdarg_T *cap;
4551 {
4552 long n;
4553 colnr_T col;
4554 int nchar = cap->nchar;
4555 #ifdef FEAT_FOLDING
4556 long old_fdl = curwin->w_p_fdl;
4557 int old_fen = curwin->w_p_fen;
4558 #endif
4559 #ifdef FEAT_SPELL
4560 int undo = FALSE;
4561 #endif
4562
4563 if (VIM_ISDIGIT(nchar))
4564 {
4565 /*
4566 * "z123{nchar}": edit the count before obtaining {nchar}
4567 */
4568 if (checkclearop(cap->oap))
4569 return;
4570 n = nchar - '0';
4571 for (;;)
4572 {
4573 #ifdef USE_ON_FLY_SCROLL
4574 dont_scroll = TRUE; /* disallow scrolling here */
4575 #endif
4576 ++no_mapping;
4577 ++allow_keys; /* no mapping for nchar, but allow key codes */
4578 nchar = plain_vgetc();
4579 #ifdef FEAT_LANGMAP
4580 LANGMAP_ADJUST(nchar, TRUE);
4581 #endif
4582 --no_mapping;
4583 --allow_keys;
4584 #ifdef FEAT_CMDL_INFO
4585 (void)add_to_showcmd(nchar);
4586 #endif
4587 if (nchar == K_DEL || nchar == K_KDEL)
4588 n /= 10;
4589 else if (VIM_ISDIGIT(nchar))
4590 n = n * 10 + (nchar - '0');
4591 else if (nchar == CAR)
4592 {
4593 #ifdef FEAT_GUI
4594 need_mouse_correct = TRUE;
4595 #endif
4596 win_setheight((int)n);
4597 break;
4598 }
4599 else if (nchar == 'l'
4600 || nchar == 'h'
4601 || nchar == K_LEFT
4602 || nchar == K_RIGHT)
4603 {
4604 cap->count1 = n ? n * cap->count1 : cap->count1;
4605 goto dozet;
4606 }
4607 else
4608 {
4609 clearopbeep(cap->oap);
4610 break;
4611 }
4612 }
4613 cap->oap->op_type = OP_NOP;
4614 return;
4615 }
4616
4617 dozet:
4618 if (
4619 #ifdef FEAT_FOLDING
4620 /* "zf" and "zF" are always an operator, "zd", "zo", "zO", "zc"
4621 * and "zC" only in Visual mode. "zj" and "zk" are motion
4622 * commands. */
4623 cap->nchar != 'f' && cap->nchar != 'F'
4624 && !(VIsual_active && vim_strchr((char_u *)"dcCoO", cap->nchar))
4625 && cap->nchar != 'j' && cap->nchar != 'k'
4626 &&
4627 #endif
4628 checkclearop(cap->oap))
4629 return;
4630
4631 /*
4632 * For "z+", "z<CR>", "zt", "z.", "zz", "z^", "z-", "zb":
4633 * If line number given, set cursor.
4634 */
4635 if ((vim_strchr((char_u *)"+\r\nt.z^-b", nchar) != NULL)
4636 && cap->count0
4637 && cap->count0 != curwin->w_cursor.lnum)
4638 {
4639 setpcmark();
4640 if (cap->count0 > curbuf->b_ml.ml_line_count)
4641 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count;
4642 else
4643 curwin->w_cursor.lnum = cap->count0;
4644 check_cursor_col();
4645 }
4646
4647 switch (nchar)
4648 {
4649 /* "z+", "z<CR>" and "zt": put cursor at top of screen */
4650 case '+':
4651 if (cap->count0 == 0)
4652 {
4653 /* No count given: put cursor at the line below screen */
4654 validate_botline(); /* make sure w_botline is valid */
4655 if (curwin->w_botline > curbuf->b_ml.ml_line_count)
4656 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count;
4657 else
4658 curwin->w_cursor.lnum = curwin->w_botline;
4659 }
4660 /* FALLTHROUGH */
4661 case NL:
4662 case CAR:
4663 case K_KENTER:
4664 beginline(BL_WHITE | BL_FIX);
4665 /* FALLTHROUGH */
4666
4667 case 't': scroll_cursor_top(0, TRUE);
4668 redraw_later(VALID);
4669 break;
4670
4671 /* "z." and "zz": put cursor in middle of screen */
4672 case '.': beginline(BL_WHITE | BL_FIX);
4673 /* FALLTHROUGH */
4674
4675 case 'z': scroll_cursor_halfway(TRUE);
4676 redraw_later(VALID);
4677 break;
4678
4679 /* "z^", "z-" and "zb": put cursor at bottom of screen */
4680 case '^': /* Strange Vi behavior: <count>z^ finds line at top of window
4681 * when <count> is at bottom of window, and puts that one at
4682 * bottom of window. */
4683 if (cap->count0 != 0)
4684 {
4685 scroll_cursor_bot(0, TRUE);
4686 curwin->w_cursor.lnum = curwin->w_topline;
4687 }
4688 else if (curwin->w_topline == 1)
4689 curwin->w_cursor.lnum = 1;
4690 else
4691 curwin->w_cursor.lnum = curwin->w_topline - 1;
4692 /* FALLTHROUGH */
4693 case '-':
4694 beginline(BL_WHITE | BL_FIX);
4695 /* FALLTHROUGH */
4696
4697 case 'b': scroll_cursor_bot(0, TRUE);
4698 redraw_later(VALID);
4699 break;
4700
4701 /* "zH" - scroll screen right half-page */
4702 case 'H':
4703 cap->count1 *= W_WIDTH(curwin) / 2;
4704 /* FALLTHROUGH */
4705
4706 /* "zh" - scroll screen to the right */
4707 case 'h':
4708 case K_LEFT:
4709 if (!curwin->w_p_wrap)
4710 {
4711 if ((colnr_T)cap->count1 > curwin->w_leftcol)
4712 curwin->w_leftcol = 0;
4713 else
4714 curwin->w_leftcol -= (colnr_T)cap->count1;
4715 leftcol_changed();
4716 }
4717 break;
4718
4719 /* "zL" - scroll screen left half-page */
4720 case 'L': cap->count1 *= W_WIDTH(curwin) / 2;
4721 /* FALLTHROUGH */
4722
4723 /* "zl" - scroll screen to the left */
4724 case 'l':
4725 case K_RIGHT:
4726 if (!curwin->w_p_wrap)
4727 {
4728 /* scroll the window left */
4729 curwin->w_leftcol += (colnr_T)cap->count1;
4730 leftcol_changed();
4731 }
4732 break;
4733
4734 /* "zs" - scroll screen, cursor at the start */
4735 case 's': if (!curwin->w_p_wrap)
4736 {
4737 #ifdef FEAT_FOLDING
4738 if (hasFolding(curwin->w_cursor.lnum, NULL, NULL))
4739 col = 0; /* like the cursor is in col 0 */
4740 else
4741 #endif
4742 getvcol(curwin, &curwin->w_cursor, &col, NULL, NULL);
4743 if ((long)col > p_siso)
4744 col -= p_siso;
4745 else
4746 col = 0;
4747 if (curwin->w_leftcol != col)
4748 {
4749 curwin->w_leftcol = col;
4750 redraw_later(NOT_VALID);
4751 }
4752 }
4753 break;
4754
4755 /* "ze" - scroll screen, cursor at the end */
4756 case 'e': if (!curwin->w_p_wrap)
4757 {
4758 #ifdef FEAT_FOLDING
4759 if (hasFolding(curwin->w_cursor.lnum, NULL, NULL))
4760 col = 0; /* like the cursor is in col 0 */
4761 else
4762 #endif
4763 getvcol(curwin, &curwin->w_cursor, NULL, NULL, &col);
4764 n = W_WIDTH(curwin) - curwin_col_off();
4765 if ((long)col + p_siso < n)
4766 col = 0;
4767 else
4768 col = col + p_siso - n + 1;
4769 if (curwin->w_leftcol != col)
4770 {
4771 curwin->w_leftcol = col;
4772 redraw_later(NOT_VALID);
4773 }
4774 }
4775 break;
4776
4777 #ifdef FEAT_FOLDING
4778 /* "zF": create fold command */
4779 /* "zf": create fold operator */
4780 case 'F':
4781 case 'f': if (foldManualAllowed(TRUE))
4782 {
4783 cap->nchar = 'f';
4784 nv_operator(cap);
4785 curwin->w_p_fen = TRUE;
4786
4787 /* "zF" is like "zfzf" */
4788 if (nchar == 'F' && cap->oap->op_type == OP_FOLD)
4789 {
4790 nv_operator(cap);
4791 finish_op = TRUE;
4792 }
4793 }
4794 else
4795 clearopbeep(cap->oap);
4796 break;
4797
4798 /* "zd": delete fold at cursor */
4799 /* "zD": delete fold at cursor recursively */
4800 case 'd':
4801 case 'D': if (foldManualAllowed(FALSE))
4802 {
4803 if (VIsual_active)
4804 nv_operator(cap);
4805 else
4806 deleteFold(curwin->w_cursor.lnum,
4807 curwin->w_cursor.lnum, nchar == 'D', FALSE);
4808 }
4809 break;
4810
4811 /* "zE": erease all folds */
4812 case 'E': if (foldmethodIsManual(curwin))
4813 {
4814 clearFolding(curwin);
4815 changed_window_setting();
4816 }
4817 else if (foldmethodIsMarker(curwin))
4818 deleteFold((linenr_T)1, curbuf->b_ml.ml_line_count,
4819 TRUE, FALSE);
4820 else
4821 EMSG(_("E352: Cannot erase folds with current 'foldmethod'"));
4822 break;
4823
4824 /* "zn": fold none: reset 'foldenable' */
4825 case 'n': curwin->w_p_fen = FALSE;
4826 break;
4827
4828 /* "zN": fold Normal: set 'foldenable' */
4829 case 'N': curwin->w_p_fen = TRUE;
4830 break;
4831
4832 /* "zi": invert folding: toggle 'foldenable' */
4833 case 'i': curwin->w_p_fen = !curwin->w_p_fen;
4834 break;
4835
4836 /* "za": open closed fold or close open fold at cursor */
4837 case 'a': if (hasFolding(curwin->w_cursor.lnum, NULL, NULL))
4838 openFold(curwin->w_cursor.lnum, cap->count1);
4839 else
4840 {
4841 closeFold(curwin->w_cursor.lnum, cap->count1);
4842 curwin->w_p_fen = TRUE;
4843 }
4844 break;
4845
4846 /* "zA": open fold at cursor recursively */
4847 case 'A': if (hasFolding(curwin->w_cursor.lnum, NULL, NULL))
4848 openFoldRecurse(curwin->w_cursor.lnum);
4849 else
4850 {
4851 closeFoldRecurse(curwin->w_cursor.lnum);
4852 curwin->w_p_fen = TRUE;
4853 }
4854 break;
4855
4856 /* "zo": open fold at cursor or Visual area */
4857 case 'o': if (VIsual_active)
4858 nv_operator(cap);
4859 else
4860 openFold(curwin->w_cursor.lnum, cap->count1);
4861 break;
4862
4863 /* "zO": open fold recursively */
4864 case 'O': if (VIsual_active)
4865 nv_operator(cap);
4866 else
4867 openFoldRecurse(curwin->w_cursor.lnum);
4868 break;
4869
4870 /* "zc": close fold at cursor or Visual area */
4871 case 'c': if (VIsual_active)
4872 nv_operator(cap);
4873 else
4874 closeFold(curwin->w_cursor.lnum, cap->count1);
4875 curwin->w_p_fen = TRUE;
4876 break;
4877
4878 /* "zC": close fold recursively */
4879 case 'C': if (VIsual_active)
4880 nv_operator(cap);
4881 else
4882 closeFoldRecurse(curwin->w_cursor.lnum);
4883 curwin->w_p_fen = TRUE;
4884 break;
4885
4886 /* "zv": open folds at the cursor */
4887 case 'v': foldOpenCursor();
4888 break;
4889
4890 /* "zx": re-apply 'foldlevel' and open folds at the cursor */
4891 case 'x': curwin->w_p_fen = TRUE;
4892 newFoldLevel(); /* update right now */
4893 foldOpenCursor();
4894 break;
4895
4896 /* "zX": undo manual opens/closes, re-apply 'foldlevel' */
4897 case 'X': curwin->w_p_fen = TRUE;
4898 old_fdl = -1; /* force an update */
4899 break;
4900
4901 /* "zm": fold more */
4902 case 'm': if (curwin->w_p_fdl > 0)
4903 --curwin->w_p_fdl;
4904 old_fdl = -1; /* force an update */
4905 curwin->w_p_fen = TRUE;
4906 break;
4907
4908 /* "zM": close all folds */
4909 case 'M': curwin->w_p_fdl = 0;
4910 old_fdl = -1; /* force an update */
4911 curwin->w_p_fen = TRUE;
4912 break;
4913
4914 /* "zr": reduce folding */
4915 case 'r': ++curwin->w_p_fdl;
4916 break;
4917
4918 /* "zR": open all folds */
4919 case 'R': curwin->w_p_fdl = getDeepestNesting();
4920 old_fdl = -1; /* force an update */
4921 break;
4922
4923 case 'j': /* "zj" move to next fold downwards */
4924 case 'k': /* "zk" move to next fold upwards */
4925 if (foldMoveTo(TRUE, nchar == 'j' ? FORWARD : BACKWARD,
4926 cap->count1) == FAIL)
4927 clearopbeep(cap->oap);
4928 break;
4929
4930 #endif /* FEAT_FOLDING */
4931
4932 #ifdef FEAT_SPELL
4933 case 'u': /* "zug" and "zuw": undo "zg" and "zw" */
4934 ++no_mapping;
4935 ++allow_keys; /* no mapping for nchar, but allow key codes */
4936 nchar = plain_vgetc();
4937 #ifdef FEAT_LANGMAP
4938 LANGMAP_ADJUST(nchar, TRUE);
4939 #endif
4940 --no_mapping;
4941 --allow_keys;
4942 #ifdef FEAT_CMDL_INFO
4943 (void)add_to_showcmd(nchar);
4944 #endif
4945 if (vim_strchr((char_u *)"gGwW", nchar) == NULL)
4946 {
4947 clearopbeep(cap->oap);
4948 break;
4949 }
4950 undo = TRUE;
4951 /*FALLTHROUGH*/
4952
4953 case 'g': /* "zg": add good word to word list */
4954 case 'w': /* "zw": add wrong word to word list */
4955 case 'G': /* "zG": add good word to temp word list */
4956 case 'W': /* "zW": add wrong word to temp word list */
4957 {
4958 char_u *ptr = NULL;
4959 int len;
4960
4961 if (checkclearop(cap->oap))
4962 break;
4963 # ifdef FEAT_VISUAL
4964 if (VIsual_active && get_visual_text(cap, &ptr, &len)
4965 == FAIL)
4966 return;
4967 # endif
4968 if (ptr == NULL)
4969 {
4970 pos_T pos = curwin->w_cursor;
4971
4972 /* Find bad word under the cursor. */
4973 len = spell_move_to(curwin, FORWARD, TRUE, TRUE, NULL);
4974 if (len != 0 && curwin->w_cursor.col <= pos.col)
4975 ptr = ml_get_pos(&curwin->w_cursor);
4976 curwin->w_cursor = pos;
4977 }
4978
4979 if (ptr == NULL && (len = find_ident_under_cursor(&ptr,
4980 FIND_IDENT)) == 0)
4981 return;
4982 spell_add_word(ptr, len, nchar == 'w' || nchar == 'W',
4983 (nchar == 'G' || nchar == 'W')
4984 ? 0 : (int)cap->count1,
4985 undo);
4986 }
4987 break;
4988
4989 case '=': /* "z=": suggestions for a badly spelled word */
4990 if (!checkclearop(cap->oap))
4991 spell_suggest((int)cap->count0);
4992 break;
4993 #endif
4994
4995 default: clearopbeep(cap->oap);
4996 }
4997
4998 #ifdef FEAT_FOLDING
4999 /* Redraw when 'foldenable' changed */
5000 if (old_fen != curwin->w_p_fen)
5001 {
5002 # ifdef FEAT_DIFF
5003 win_T *wp;
5004
5005 if (foldmethodIsDiff(curwin) && curwin->w_p_scb)
5006 {
5007 /* Adjust 'foldenable' in diff-synced windows. */
5008 FOR_ALL_WINDOWS(wp)
5009 {
5010 if (wp != curwin && foldmethodIsDiff(wp) && wp->w_p_scb)
5011 {
5012 wp->w_p_fen = curwin->w_p_fen;
5013 changed_window_setting_win(wp);
5014 }
5015 }
5016 }
5017 # endif
5018 changed_window_setting();
5019 }
5020
5021 /* Redraw when 'foldlevel' changed. */
5022 if (old_fdl != curwin->w_p_fdl)
5023 newFoldLevel();
5024 #endif
5025 }
5026
5027 #ifdef FEAT_GUI
5028 /*
5029 * Vertical scrollbar movement.
5030 */
5031 static void
5032 nv_ver_scrollbar(cap)
5033 cmdarg_T *cap;
5034 {
5035 if (cap->oap->op_type != OP_NOP)
5036 clearopbeep(cap->oap);
5037
5038 /* Even if an operator was pending, we still want to scroll */
5039 gui_do_scroll();
5040 }
5041
5042 /*
5043 * Horizontal scrollbar movement.
5044 */
5045 static void
5046 nv_hor_scrollbar(cap)
5047 cmdarg_T *cap;
5048 {
5049 if (cap->oap->op_type != OP_NOP)
5050 clearopbeep(cap->oap);
5051
5052 /* Even if an operator was pending, we still want to scroll */
5053 gui_do_horiz_scroll();
5054 }
5055 #endif
5056
5057 #if defined(FEAT_GUI_TABLINE) || defined(PROTO)
5058 /*
5059 * Click in GUI tab.
5060 */
5061 static void
5062 nv_tabline(cap)
5063 cmdarg_T *cap;
5064 {
5065 if (cap->oap->op_type != OP_NOP)
5066 clearopbeep(cap->oap);
5067
5068 /* Even if an operator was pending, we still want to jump tabs. */
5069 goto_tabpage(current_tab);
5070 }
5071
5072 /*
5073 * Selected item in tab line menu.
5074 */
5075 static void
5076 nv_tabmenu(cap)
5077 cmdarg_T *cap;
5078 {
5079 if (cap->oap->op_type != OP_NOP)
5080 clearopbeep(cap->oap);
5081
5082 /* Even if an operator was pending, we still want to jump tabs. */
5083 handle_tabmenu();
5084 }
5085
5086 /*
5087 * Handle selecting an item of the GUI tab line menu.
5088 * Used in Normal and Insert mode.
5089 */
5090 void
5091 handle_tabmenu()
5092 {
5093 switch (current_tabmenu)
5094 {
5095 case TABLINE_MENU_CLOSE:
5096 if (current_tab == 0)
5097 do_cmdline_cmd((char_u *)"tabclose");
5098 else
5099 {
5100 vim_snprintf((char *)IObuff, IOSIZE, "tabclose %d",
5101 current_tab);
5102 do_cmdline_cmd(IObuff);
5103 }
5104 break;
5105
5106 case TABLINE_MENU_NEW:
5107 vim_snprintf((char *)IObuff, IOSIZE, "%dtabnew",
5108 current_tab > 0 ? current_tab - 1 : 999);
5109 do_cmdline_cmd(IObuff);
5110 break;
5111
5112 case TABLINE_MENU_OPEN:
5113 vim_snprintf((char *)IObuff, IOSIZE, "browse %dtabnew",
5114 current_tab > 0 ? current_tab - 1 : 999);
5115 do_cmdline_cmd(IObuff);
5116 break;
5117 }
5118 }
5119 #endif
5120
5121 /*
5122 * "Q" command.
5123 */
5124 static void
5125 nv_exmode(cap)
5126 cmdarg_T *cap;
5127 {
5128 /*
5129 * Ignore 'Q' in Visual mode, just give a beep.
5130 */
5131 #ifdef FEAT_VISUAL
5132 if (VIsual_active)
5133 vim_beep();
5134 else
5135 #endif
5136 if (!checkclearop(cap->oap))
5137 do_exmode(FALSE);
5138 }
5139
5140 /*
5141 * Handle a ":" command.
5142 */
5143 static void
5144 nv_colon(cap)
5145 cmdarg_T *cap;
5146 {
5147 int old_p_im;
5148
5149 #ifdef FEAT_VISUAL
5150 if (VIsual_active)
5151 nv_operator(cap);
5152 else
5153 #endif
5154 {
5155 if (cap->oap->op_type != OP_NOP)
5156 {
5157 /* Using ":" as a movement is characterwise exclusive. */
5158 cap->oap->motion_type = MCHAR;
5159 cap->oap->inclusive = FALSE;
5160 }
5161 else if (cap->count0)
5162 {
5163 /* translate "count:" into ":.,.+(count - 1)" */
5164 stuffcharReadbuff('.');
5165 if (cap->count0 > 1)
5166 {
5167 stuffReadbuff((char_u *)",.+");
5168 stuffnumReadbuff((long)cap->count0 - 1L);
5169 }
5170 }
5171
5172 /* When typing, don't type below an old message */
5173 if (KeyTyped)
5174 compute_cmdrow();
5175
5176 old_p_im = p_im;
5177
5178 /* get a command line and execute it */
5179 do_cmdline(NULL, getexline, NULL,
5180 cap->oap->op_type != OP_NOP ? DOCMD_KEEPLINE : 0);
5181
5182 /* If 'insertmode' changed, enter or exit Insert mode */
5183 if (p_im != old_p_im)
5184 {
5185 if (p_im)
5186 restart_edit = 'i';
5187 else
5188 restart_edit = 0;
5189 }
5190
5191 /* The start of the operator may have become invalid by the Ex
5192 * command. */
5193 if (cap->oap->op_type != OP_NOP
5194 && (cap->oap->start.lnum > curbuf->b_ml.ml_line_count
5195 || cap->oap->start.col >
5196 STRLEN(ml_get(cap->oap->start.lnum))))
5197 clearopbeep(cap->oap);
5198 }
5199 }
5200
5201 /*
5202 * Handle CTRL-G command.
5203 */
5204 static void
5205 nv_ctrlg(cap)
5206 cmdarg_T *cap;
5207 {
5208 #ifdef FEAT_VISUAL
5209 if (VIsual_active) /* toggle Selection/Visual mode */
5210 {
5211 VIsual_select = !VIsual_select;
5212 showmode();
5213 }
5214 else
5215 #endif
5216 if (!checkclearop(cap->oap))
5217 /* print full name if count given or :cd used */
5218 fileinfo((int)cap->count0, FALSE, TRUE);
5219 }
5220
5221 /*
5222 * Handle CTRL-H <Backspace> command.
5223 */
5224 static void
5225 nv_ctrlh(cap)
5226 cmdarg_T *cap;
5227 {
5228 #ifdef FEAT_VISUAL
5229 if (VIsual_active && VIsual_select)
5230 {
5231 cap->cmdchar = 'x'; /* BS key behaves like 'x' in Select mode */
5232 v_visop(cap);
5233 }
5234 else
5235 #endif
5236 nv_left(cap);
5237 }
5238
5239 /*
5240 * CTRL-L: clear screen and redraw.
5241 */
5242 static void
5243 nv_clear(cap)
5244 cmdarg_T *cap;
5245 {
5246 if (!checkclearop(cap->oap))
5247 {
5248 #if defined(__BEOS__) && !USE_THREAD_FOR_INPUT_WITH_TIMEOUT
5249 /*
5250 * Right now, the BeBox doesn't seem to have an easy way to detect
5251 * window resizing, so we cheat and make the user detect it
5252 * manually with CTRL-L instead
5253 */
5254 ui_get_shellsize();
5255 #endif
5256 #ifdef FEAT_SYN_HL
5257 /* Clear all syntax states to force resyncing. */
5258 syn_stack_free_all(curbuf);
5259 #endif
5260 redraw_later(CLEAR);
5261 }
5262 }
5263
5264 /*
5265 * CTRL-O: In Select mode: switch to Visual mode for one command.
5266 * Otherwise: Go to older pcmark.
5267 */
5268 static void
5269 nv_ctrlo(cap)
5270 cmdarg_T *cap;
5271 {
5272 #ifdef FEAT_VISUAL
5273 if (VIsual_active && VIsual_select)
5274 {
5275 VIsual_select = FALSE;
5276 showmode();
5277 restart_VIsual_select = 2; /* restart Select mode later */
5278 }
5279 else
5280 #endif
5281 {
5282 cap->count1 = -cap->count1;
5283 nv_pcmark(cap);
5284 }
5285 }
5286
5287 /*
5288 * CTRL-^ command, short for ":e #"
5289 */
5290 static void
5291 nv_hat(cap)
5292 cmdarg_T *cap;
5293 {
5294 if (!checkclearopq(cap->oap))
5295 (void)buflist_getfile((int)cap->count0, (linenr_T)0,
5296 GETF_SETMARK|GETF_ALT, FALSE);
5297 }
5298
5299 /*
5300 * "Z" commands.
5301 */
5302 static void
5303 nv_Zet(cap)
5304 cmdarg_T *cap;
5305 {
5306 if (!checkclearopq(cap->oap))
5307 {
5308 switch (cap->nchar)
5309 {
5310 /* "ZZ": equivalent to ":x". */
5311 case 'Z': do_cmdline_cmd((char_u *)"x");
5312 break;
5313
5314 /* "ZQ": equivalent to ":q!" (Elvis compatible). */
5315 case 'Q': do_cmdline_cmd((char_u *)"q!");
5316 break;
5317
5318 default: clearopbeep(cap->oap);
5319 }
5320 }
5321 }
5322
5323 #if defined(FEAT_WINDOWS) || defined(PROTO)
5324 /*
5325 * Call nv_ident() as if "c1" was used, with "c2" as next character.
5326 */
5327 void
5328 do_nv_ident(c1, c2)
5329 int c1;
5330 int c2;
5331 {
5332 oparg_T oa;
5333 cmdarg_T ca;
5334
5335 clear_oparg(&oa);
5336 vim_memset(&ca, 0, sizeof(ca));
5337 ca.oap = &oa;
5338 ca.cmdchar = c1;
5339 ca.nchar = c2;
5340 nv_ident(&ca);
5341 }
5342 #endif
5343
5344 /*
5345 * Handle the commands that use the word under the cursor.
5346 * [g] CTRL-] :ta to current identifier
5347 * [g] 'K' run program for current identifier
5348 * [g] '*' / to current identifier or string
5349 * [g] '#' ? to current identifier or string
5350 * g ']' :tselect for current identifier
5351 */
5352 static void
5353 nv_ident(cap)
5354 cmdarg_T *cap;
5355 {
5356 char_u *ptr = NULL;
5357 char_u *buf;
5358 char_u *p;
5359 char_u *kp; /* value of 'keywordprg' */
5360 int kp_help; /* 'keywordprg' is ":help" */
5361 int n = 0; /* init for GCC */
5362 int cmdchar;
5363 int g_cmd; /* "g" command */
5364 char_u *aux_ptr;
5365 int isman;
5366 int isman_s;
5367
5368 if (cap->cmdchar == 'g') /* "g*", "g#", "g]" and "gCTRL-]" */
5369 {
5370 cmdchar = cap->nchar;
5371 g_cmd = TRUE;
5372 }
5373 else
5374 {
5375 cmdchar = cap->cmdchar;
5376 g_cmd = FALSE;
5377 }
5378
5379 if (cmdchar == POUND) /* the pound sign, '#' for English keyboards */
5380 cmdchar = '#';
5381
5382 /*
5383 * The "]", "CTRL-]" and "K" commands accept an argument in Visual mode.
5384 */
5385 if (cmdchar == ']' || cmdchar == Ctrl_RSB || cmdchar == 'K')
5386 {
5387 #ifdef FEAT_VISUAL
5388 if (VIsual_active && get_visual_text(cap, &ptr, &n) == FAIL)
5389 return;
5390 #endif
5391 if (checkclearopq(cap->oap))
5392 return;
5393 }
5394
5395 if (ptr == NULL && (n = find_ident_under_cursor(&ptr,
5396 (cmdchar == '*' || cmdchar == '#')
5397 ? FIND_IDENT|FIND_STRING : FIND_IDENT)) == 0)
5398 {
5399 clearop(cap->oap);
5400 return;
5401 }
5402
5403 /* Allocate buffer to put the command in. Inserting backslashes can
5404 * double the length of the word. p_kp / curbuf->b_p_kp could be added
5405 * and some numbers. */
5406 kp = (*curbuf->b_p_kp == NUL ? p_kp : curbuf->b_p_kp);
5407 kp_help = (*kp == NUL || STRCMP(kp, ":he") == 0
5408 || STRCMP(kp, ":help") == 0);
5409 buf = alloc((unsigned)(n * 2 + 30 + STRLEN(kp)));
5410 if (buf == NULL)
5411 return;
5412 buf[0] = NUL;
5413
5414 switch (cmdchar)
5415 {
5416 case '*':
5417 case '#':
5418 /*
5419 * Put cursor at start of word, makes search skip the word
5420 * under the cursor.
5421 * Call setpcmark() first, so "*``" puts the cursor back where
5422 * it was.
5423 */
5424 setpcmark();
5425 curwin->w_cursor.col = (colnr_T) (ptr - ml_get_curline());
5426
5427 if (!g_cmd && vim_iswordp(ptr))
5428 STRCPY(buf, "\\<");
5429 no_smartcase = TRUE; /* don't use 'smartcase' now */
5430 break;
5431
5432 case 'K':
5433 if (kp_help)
5434 STRCPY(buf, "he! ");
5435 else
5436 {
5437 /* When a count is given, turn it into a range. Is this
5438 * really what we want? */
5439 isman = (STRCMP(kp, "man") == 0);
5440 isman_s = (STRCMP(kp, "man -s") == 0);
5441 if (cap->count0 != 0 && !(isman || isman_s))
5442 sprintf((char *)buf, ".,.+%ld", cap->count0 - 1);
5443
5444 STRCAT(buf, "! ");
5445 if (cap->count0 == 0 && isman_s)
5446 STRCAT(buf, "man");
5447 else
5448 STRCAT(buf, kp);
5449 STRCAT(buf, " ");
5450 if (cap->count0 != 0 && (isman || isman_s))
5451 {
5452 sprintf((char *)buf + STRLEN(buf), "%ld", cap->count0);
5453 STRCAT(buf, " ");
5454 }
5455 }
5456 break;
5457
5458 case ']':
5459 #ifdef FEAT_CSCOPE
5460 if (p_cst)
5461 STRCPY(buf, "cstag ");
5462 else
5463 #endif
5464 STRCPY(buf, "ts ");
5465 break;
5466
5467 default:
5468 if (curbuf->b_help)
5469 STRCPY(buf, "he! ");
5470 else if (g_cmd)
5471 STRCPY(buf, "tj ");
5472 else
5473 sprintf((char *)buf, "%ldta ", cap->count0);
5474 }
5475
5476 /*
5477 * Now grab the chars in the identifier
5478 */
5479 if (cmdchar == '*')
5480 aux_ptr = (char_u *)(p_magic ? "/.*~[^$\\" : "/^$\\");
5481 else if (cmdchar == '#')
5482 aux_ptr = (char_u *)(p_magic ? "/?.*~[^$\\" : "/?^$\\");
5483 else if (cmdchar == 'K' && !kp_help)
5484 aux_ptr = (char_u *)" \t\\\"|!";
5485 else
5486 /* Don't escape spaces and Tabs in a tag with a backslash */
5487 aux_ptr = (char_u *)"\\|\"";
5488
5489 p = buf + STRLEN(buf);
5490 while (n-- > 0)
5491 {
5492 /* put a backslash before \ and some others */
5493 if (vim_strchr(aux_ptr, *ptr) != NULL)
5494 *p++ = '\\';
5495 #ifdef FEAT_MBYTE
5496 /* When current byte is a part of multibyte character, copy all bytes
5497 * of that character. */
5498 if (has_mbyte)
5499 {
5500 int i;
5501 int len = (*mb_ptr2len)(ptr) - 1;
5502
5503 for (i = 0; i < len && n >= 1; ++i, --n)
5504 *p++ = *ptr++;
5505 }
5506 #endif
5507 *p++ = *ptr++;
5508 }
5509 *p = NUL;
5510
5511 /*
5512 * Execute the command.
5513 */
5514 if (cmdchar == '*' || cmdchar == '#')
5515 {
5516 if (!g_cmd && (
5517 #ifdef FEAT_MBYTE
5518 has_mbyte ? vim_iswordp(mb_prevptr(ml_get_curline(), ptr)) :
5519 #endif
5520 vim_iswordc(ptr[-1])))
5521 STRCAT(buf, "\\>");
5522 #ifdef FEAT_CMDHIST
5523 /* put pattern in search history */
5524 add_to_history(HIST_SEARCH, buf, TRUE, NUL);
5525 #endif
5526 normal_search(cap, cmdchar == '*' ? '/' : '?', buf, 0);
5527 }
5528 else
5529 do_cmdline_cmd(buf);
5530
5531 vim_free(buf);
5532 }
5533
5534 #if defined(FEAT_VISUAL) || defined(PROTO)
5535 /*
5536 * Get visually selected text, within one line only.
5537 * Returns FAIL if more than one line selected.
5538 */
5539 int
5540 get_visual_text(cap, pp, lenp)
5541 cmdarg_T *cap;
5542 char_u **pp; /* return: start of selected text */
5543 int *lenp; /* return: length of selected text */
5544 {
5545 if (VIsual_mode != 'V')
5546 unadjust_for_sel();
5547 if (VIsual.lnum != curwin->w_cursor.lnum)
5548 {
5549 if (cap != NULL)
5550 clearopbeep(cap->oap);
5551 return FAIL;
5552 }
5553 if (VIsual_mode == 'V')
5554 {
5555 *pp = ml_get_curline();
5556 *lenp = (int)STRLEN(*pp);
5557 }
5558 else
5559 {
5560 if (lt(curwin->w_cursor, VIsual))
5561 {
5562 *pp = ml_get_pos(&curwin->w_cursor);
5563 *lenp = VIsual.col - curwin->w_cursor.col + 1;
5564 }
5565 else
5566 {
5567 *pp = ml_get_pos(&VIsual);
5568 *lenp = curwin->w_cursor.col - VIsual.col + 1;
5569 }
5570 #ifdef FEAT_MBYTE
5571 if (has_mbyte)
5572 /* Correct the length to include the whole last character. */
5573 *lenp += (*mb_ptr2len)(*pp + (*lenp - 1)) - 1;
5574 #endif
5575 }
5576 reset_VIsual_and_resel();
5577 return OK;
5578 }
5579 #endif
5580
5581 /*
5582 * CTRL-T: backwards in tag stack
5583 */
5584 static void
5585 nv_tagpop(cap)
5586 cmdarg_T *cap;
5587 {
5588 if (!checkclearopq(cap->oap))
5589 do_tag((char_u *)"", DT_POP, (int)cap->count1, FALSE, TRUE);
5590 }
5591
5592 /*
5593 * Handle scrolling command 'H', 'L' and 'M'.
5594 */
5595 static void
5596 nv_scroll(cap)
5597 cmdarg_T *cap;
5598 {
5599 int used = 0;
5600 long n;
5601 #ifdef FEAT_FOLDING
5602 linenr_T lnum;
5603 #endif
5604 int half;
5605
5606 cap->oap->motion_type = MLINE;
5607 setpcmark();
5608
5609 if (cap->cmdchar == 'L')
5610 {
5611 validate_botline(); /* make sure curwin->w_botline is valid */
5612 curwin->w_cursor.lnum = curwin->w_botline - 1;
5613 if (cap->count1 - 1 >= curwin->w_cursor.lnum)
5614 curwin->w_cursor.lnum = 1;
5615 else
5616 {
5617 #ifdef FEAT_FOLDING
5618 if (hasAnyFolding(curwin))
5619 {
5620 /* Count a fold for one screen line. */
5621 for (n = cap->count1 - 1; n > 0
5622 && curwin->w_cursor.lnum > curwin->w_topline; --n)
5623 {
5624 (void)hasFolding(curwin->w_cursor.lnum,
5625 &curwin->w_cursor.lnum, NULL);
5626 --curwin->w_cursor.lnum;
5627 }
5628 }
5629 else
5630 #endif
5631 curwin->w_cursor.lnum -= cap->count1 - 1;
5632 }
5633 }
5634 else
5635 {
5636 if (cap->cmdchar == 'M')
5637 {
5638 #ifdef FEAT_DIFF
5639 /* Don't count filler lines above the window. */
5640 used -= diff_check_fill(curwin, curwin->w_topline)
5641 - curwin->w_topfill;
5642 #endif
5643 validate_botline(); /* make sure w_empty_rows is valid */
5644 half = (curwin->w_height - curwin->w_empty_rows + 1) / 2;
5645 for (n = 0; curwin->w_topline + n < curbuf->b_ml.ml_line_count; ++n)
5646 {
5647 #ifdef FEAT_DIFF
5648 /* Count half he number of filler lines to be "below this
5649 * line" and half to be "above the next line". */
5650 if (n > 0 && used + diff_check_fill(curwin, curwin->w_topline
5651 + n) / 2 >= half)
5652 {
5653 --n;
5654 break;
5655 }
5656 #endif
5657 used += plines(curwin->w_topline + n);
5658 if (used >= half)
5659 break;
5660 #ifdef FEAT_FOLDING
5661 if (hasFolding(curwin->w_topline + n, NULL, &lnum))
5662 n = lnum - curwin->w_topline;
5663 #endif
5664 }
5665 if (n > 0 && used > curwin->w_height)
5666 --n;
5667 }
5668 else /* (cap->cmdchar == 'H') */
5669 {
5670 n = cap->count1 - 1;
5671 #ifdef FEAT_FOLDING
5672 if (hasAnyFolding(curwin))
5673 {
5674 /* Count a fold for one screen line. */
5675 lnum = curwin->w_topline;
5676 while (n-- > 0 && lnum < curwin->w_botline - 1)
5677 {
5678 hasFolding(lnum, NULL, &lnum);
5679 ++lnum;
5680 }
5681 n = lnum - curwin->w_topline;
5682 }
5683 #endif
5684 }
5685 curwin->w_cursor.lnum = curwin->w_topline + n;
5686 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count)
5687 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count;
5688 }
5689
5690 cursor_correct(); /* correct for 'so' */
5691 beginline(BL_SOL | BL_FIX);
5692 }
5693
5694 /*
5695 * Cursor right commands.
5696 */
5697 static void
5698 nv_right(cap)
5699 cmdarg_T *cap;
5700 {
5701 long n;
5702 #ifdef FEAT_VISUAL
5703 int PAST_LINE;
5704 #else
5705 # define PAST_LINE 0
5706 #endif
5707
5708 if (mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL))
5709 {
5710 /* <C-Right> and <S-Right> move a word or WORD right */
5711 if (mod_mask & MOD_MASK_CTRL)
5712 cap->arg = TRUE;
5713 nv_wordcmd(cap);
5714 return;
5715 }
5716
5717 cap->oap->motion_type = MCHAR;
5718 cap->oap->inclusive = FALSE;
5719 #ifdef FEAT_VISUAL
5720 PAST_LINE = (VIsual_active && *p_sel != 'o');
5721
5722 # ifdef FEAT_VIRTUALEDIT
5723 /*
5724 * In virtual mode, there's no such thing as "PAST_LINE", as lines are
5725 * (theoretically) infinitely long.
5726 */
5727 if (virtual_active())
5728 PAST_LINE = 0;
5729 # endif
5730 #endif
5731
5732 for (n = cap->count1; n > 0; --n)
5733 {
5734 if ((!PAST_LINE && oneright() == FAIL)
5735 || (PAST_LINE && *ml_get_cursor() == NUL))
5736 {
5737 /*
5738 * <Space> wraps to next line if 'whichwrap' has 's'.
5739 * 'l' wraps to next line if 'whichwrap' has 'l'.
5740 * CURS_RIGHT wraps to next line if 'whichwrap' has '>'.
5741 */
5742 if ( ((cap->cmdchar == ' '
5743 && vim_strchr(p_ww, 's') != NULL)
5744 || (cap->cmdchar == 'l'
5745 && vim_strchr(p_ww, 'l') != NULL)
5746 || (cap->cmdchar == K_RIGHT
5747 && vim_strchr(p_ww, '>') != NULL))
5748 && curwin->w_cursor.lnum < curbuf->b_ml.ml_line_count)
5749 {
5750 /* When deleting we also count the NL as a character.
5751 * Set cap->oap->inclusive when last char in the line is
5752 * included, move to next line after that */
5753 if ( cap->oap->op_type != OP_NOP
5754 && !cap->oap->inclusive
5755 && !lineempty(curwin->w_cursor.lnum))
5756 cap->oap->inclusive = TRUE;
5757 else
5758 {
5759 ++curwin->w_cursor.lnum;
5760 curwin->w_cursor.col = 0;
5761 #ifdef FEAT_VIRTUALEDIT
5762 curwin->w_cursor.coladd = 0;
5763 #endif
5764 curwin->w_set_curswant = TRUE;
5765 cap->oap->inclusive = FALSE;
5766 }
5767 continue;
5768 }
5769 if (cap->oap->op_type == OP_NOP)
5770 {
5771 /* Only beep and flush if not moved at all */
5772 if (n == cap->count1)
5773 beep_flush();
5774 }
5775 else
5776 {
5777 if (!lineempty(curwin->w_cursor.lnum))
5778 cap->oap->inclusive = TRUE;
5779 }
5780 break;
5781 }
5782 #ifdef FEAT_VISUAL
5783 else if (PAST_LINE)
5784 {
5785 curwin->w_set_curswant = TRUE;
5786 # ifdef FEAT_VIRTUALEDIT
5787 if (virtual_active())
5788 oneright();
5789 else
5790 # endif
5791 {
5792 # ifdef FEAT_MBYTE
5793 if (has_mbyte)
5794 curwin->w_cursor.col +=
5795 (*mb_ptr2len)(ml_get_cursor());
5796 else
5797 # endif
5798 ++curwin->w_cursor.col;
5799 }
5800 }
5801 #endif
5802 }
5803 #ifdef FEAT_FOLDING
5804 if (n != cap->count1 && (fdo_flags & FDO_HOR) && KeyTyped
5805 && cap->oap->op_type == OP_NOP)
5806 foldOpenCursor();
5807 #endif
5808 }
5809
5810 /*
5811 * Cursor left commands.
5812 *
5813 * Returns TRUE when operator end should not be adjusted.
5814 */
5815 static void
5816 nv_left(cap)
5817 cmdarg_T *cap;
5818 {
5819 long n;
5820
5821 if (mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL))
5822 {
5823 /* <C-Left> and <S-Left> move a word or WORD left */
5824 if (mod_mask & MOD_MASK_CTRL)
5825 cap->arg = 1;
5826 nv_bck_word(cap);
5827 return;
5828 }
5829
5830 cap->oap->motion_type = MCHAR;
5831 cap->oap->inclusive = FALSE;
5832 for (n = cap->count1; n > 0; --n)
5833 {
5834 if (oneleft() == FAIL)
5835 {
5836 /* <BS> and <Del> wrap to previous line if 'whichwrap' has 'b'.
5837 * 'h' wraps to previous line if 'whichwrap' has 'h'.
5838 * CURS_LEFT wraps to previous line if 'whichwrap' has '<'.
5839 */
5840 if ( (((cap->cmdchar == K_BS
5841 || cap->cmdchar == Ctrl_H)
5842 && vim_strchr(p_ww, 'b') != NULL)
5843 || (cap->cmdchar == 'h'
5844 && vim_strchr(p_ww, 'h') != NULL)
5845 || (cap->cmdchar == K_LEFT
5846 && vim_strchr(p_ww, '<') != NULL))
5847 && curwin->w_cursor.lnum > 1)
5848 {
5849 --(curwin->w_cursor.lnum);
5850 coladvance((colnr_T)MAXCOL);
5851 curwin->w_set_curswant = TRUE;
5852
5853 /* When the NL before the first char has to be deleted we
5854 * put the cursor on the NUL after the previous line.
5855 * This is a very special case, be careful!
5856 * Don't adjust op_end now, otherwise it won't work. */
5857 if ( (cap->oap->op_type == OP_DELETE
5858 || cap->oap->op_type == OP_CHANGE)
5859 && !lineempty(curwin->w_cursor.lnum))
5860 {
5861 if (*ml_get_cursor() != NUL)
5862 ++curwin->w_cursor.col;
5863 cap->retval |= CA_NO_ADJ_OP_END;
5864 }
5865 continue;
5866 }
5867 /* Only beep and flush if not moved at all */
5868 else if (cap->oap->op_type == OP_NOP && n == cap->count1)
5869 beep_flush();
5870 break;
5871 }
5872 }
5873 #ifdef FEAT_FOLDING
5874 if (n != cap->count1 && (fdo_flags & FDO_HOR) && KeyTyped
5875 && cap->oap->op_type == OP_NOP)
5876 foldOpenCursor();
5877 #endif
5878 }
5879
5880 /*
5881 * Cursor up commands.
5882 * cap->arg is TRUE for "-": Move cursor to first non-blank.
5883 */
5884 static void
5885 nv_up(cap)
5886 cmdarg_T *cap;
5887 {
5888 if (mod_mask & MOD_MASK_SHIFT)
5889 {
5890 /* <S-Up> is page up */
5891 cap->arg = BACKWARD;
5892 nv_page(cap);
5893 }
5894 else
5895 {
5896 cap->oap->motion_type = MLINE;
5897 if (cursor_up(cap->count1, cap->oap->op_type == OP_NOP) == FAIL)
5898 clearopbeep(cap->oap);
5899 else if (cap->arg)
5900 beginline(BL_WHITE | BL_FIX);
5901 }
5902 }
5903
5904 /*
5905 * Cursor down commands.
5906 * cap->arg is TRUE for CR and "+": Move cursor to first non-blank.
5907 */
5908 static void
5909 nv_down(cap)
5910 cmdarg_T *cap;
5911 {
5912 if (mod_mask & MOD_MASK_SHIFT)
5913 {
5914 /* <S-Down> is page down */
5915 cap->arg = FORWARD;
5916 nv_page(cap);
5917 }
5918 else
5919 #if defined(FEAT_WINDOWS) && defined(FEAT_QUICKFIX)
5920 /* In a quickfix window a <CR> jumps to the error under the cursor. */
5921 if (bt_quickfix(curbuf) && cap->cmdchar == CAR)
5922 if (curwin->w_llist_ref == NULL)
5923 do_cmdline_cmd((char_u *)".cc"); /* quickfix window */
5924 else
5925 do_cmdline_cmd((char_u *)".ll"); /* location list window */
5926 else
5927 #endif
5928 {
5929 #ifdef FEAT_CMDWIN
5930 /* In the cmdline window a <CR> executes the command. */
5931 if (cmdwin_type != 0 && cap->cmdchar == CAR)
5932 cmdwin_result = CAR;
5933 else
5934 #endif
5935 {
5936 cap->oap->motion_type = MLINE;
5937 if (cursor_down(cap->count1, cap->oap->op_type == OP_NOP) == FAIL)
5938 clearopbeep(cap->oap);
5939 else if (cap->arg)
5940 beginline(BL_WHITE | BL_FIX);
5941 }
5942 }
5943 }
5944
5945 #ifdef FEAT_SEARCHPATH
5946 /*
5947 * Grab the file name under the cursor and edit it.
5948 */
5949 static void
5950 nv_gotofile(cap)
5951 cmdarg_T *cap;
5952 {
5953 char_u *ptr;
5954 linenr_T lnum = -1;
5955
5956 if (text_locked())
5957 {
5958 clearopbeep(cap->oap);
5959 text_locked_msg();
5960 return;
5961 }
5962 #ifdef FEAT_AUTOCMD
5963 if (curbuf_locked())
5964 {
5965 clearop(cap->oap);
5966 return;
5967 }
5968 #endif
5969
5970 ptr = grab_file_name(cap->count1, &lnum);
5971
5972 if (ptr != NULL)
5973 {
5974 /* do autowrite if necessary */
5975 if (curbufIsChanged() && curbuf->b_nwindows <= 1 && !P_HID(curbuf))
5976 autowrite(curbuf, FALSE);
5977 setpcmark();
5978 (void)do_ecmd(0, ptr, NULL, NULL, ECMD_LAST,
5979 P_HID(curbuf) ? ECMD_HIDE : 0);
5980 if (cap->nchar == 'F' && lnum >= 0)
5981 {
5982 curwin->w_cursor.lnum = lnum;
5983 check_cursor_lnum();
5984 beginline(BL_SOL | BL_FIX);
5985 }
5986 vim_free(ptr);
5987 }
5988 else
5989 clearop(cap->oap);
5990 }
5991 #endif
5992
5993 /*
5994 * <End> command: to end of current line or last line.
5995 */
5996 static void
5997 nv_end(cap)
5998 cmdarg_T *cap;
5999 {
6000 if (cap->arg || (mod_mask & MOD_MASK_CTRL)) /* CTRL-END = goto last line */
6001 {
6002 cap->arg = TRUE;
6003 nv_goto(cap);
6004 cap->count1 = 1; /* to end of current line */
6005 }
6006 nv_dollar(cap);
6007 }
6008
6009 /*
6010 * Handle the "$" command.
6011 */
6012 static void
6013 nv_dollar(cap)
6014 cmdarg_T *cap;
6015 {
6016 cap->oap->motion_type = MCHAR;
6017 cap->oap->inclusive = TRUE;
6018 #ifdef FEAT_VIRTUALEDIT
6019 /* In virtual mode when off the edge of a line and an operator
6020 * is pending (whew!) keep the cursor where it is.
6021 * Otherwise, send it to the end of the line. */
6022 if (!virtual_active() || gchar_cursor() != NUL
6023 || cap->oap->op_type == OP_NOP)
6024 #endif
6025 curwin->w_curswant = MAXCOL; /* so we stay at the end */
6026 if (cursor_down((long)(cap->count1 - 1),
6027 cap->oap->op_type == OP_NOP) == FAIL)
6028 clearopbeep(cap->oap);
6029 #ifdef FEAT_FOLDING
6030 else if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP)
6031 foldOpenCursor();
6032 #endif
6033 }
6034
6035 /*
6036 * Implementation of '?' and '/' commands.
6037 * If cap->arg is TRUE don't set PC mark.
6038 */
6039 static void
6040 nv_search(cap)
6041 cmdarg_T *cap;
6042 {
6043 oparg_T *oap = cap->oap;
6044
6045 if (cap->cmdchar == '?' && cap->oap->op_type == OP_ROT13)
6046 {
6047 /* Translate "g??" to "g?g?" */
6048 cap->cmdchar = 'g';
6049 cap->nchar = '?';
6050 nv_operator(cap);
6051 return;
6052 }
6053
6054 cap->searchbuf = getcmdline(cap->cmdchar, cap->count1, 0);
6055
6056 if (cap->searchbuf == NULL)
6057 {
6058 clearop(oap);
6059 return;
6060 }
6061
6062 normal_search(cap, cap->cmdchar, cap->searchbuf,
6063 (cap->arg ? 0 : SEARCH_MARK));
6064 }
6065
6066 /*
6067 * Handle "N" and "n" commands.
6068 * cap->arg is SEARCH_REV for "N", 0 for "n".
6069 */
6070 static void
6071 nv_next(cap)
6072 cmdarg_T *cap;
6073 {
6074 normal_search(cap, 0, NULL, SEARCH_MARK | cap->arg);
6075 }
6076
6077 /*
6078 * Search for "pat" in direction "dir" ('/' or '?', 0 for repeat).
6079 * Uses only cap->count1 and cap->oap from "cap".
6080 */
6081 static void
6082 normal_search(cap, dir, pat, opt)
6083 cmdarg_T *cap;
6084 int dir;
6085 char_u *pat;
6086 int opt; /* extra flags for do_search() */
6087 {
6088 int i;
6089
6090 cap->oap->motion_type = MCHAR;
6091 cap->oap->inclusive = FALSE;
6092 cap->oap->use_reg_one = TRUE;
6093 curwin->w_set_curswant = TRUE;
6094
6095 i = do_search(cap->oap, dir, pat, cap->count1,
6096 opt | SEARCH_OPT | SEARCH_ECHO | SEARCH_MSG, NULL);
6097 if (i == 0)
6098 clearop(cap->oap);
6099 else
6100 {
6101 if (i == 2)
6102 cap->oap->motion_type = MLINE;
6103 #ifdef FEAT_VIRTUALEDIT
6104 curwin->w_cursor.coladd = 0;
6105 #endif
6106 #ifdef FEAT_FOLDING
6107 if (cap->oap->op_type == OP_NOP && (fdo_flags & FDO_SEARCH) && KeyTyped)
6108 foldOpenCursor();
6109 #endif
6110 }
6111
6112 /* "/$" will put the cursor after the end of the line, may need to
6113 * correct that here */
6114 check_cursor();
6115 }
6116
6117 /*
6118 * Character search commands.
6119 * cap->arg is BACKWARD for 'F' and 'T', FORWARD for 'f' and 't', TRUE for
6120 * ',' and FALSE for ';'.
6121 * cap->nchar is NUL for ',' and ';' (repeat the search)
6122 */
6123 static void
6124 nv_csearch(cap)
6125 cmdarg_T *cap;
6126 {
6127 int t_cmd;
6128
6129 if (cap->cmdchar == 't' || cap->cmdchar == 'T')
6130 t_cmd = TRUE;
6131 else
6132 t_cmd = FALSE;
6133
6134 cap->oap->motion_type = MCHAR;
6135 if (IS_SPECIAL(cap->nchar) || searchc(cap, t_cmd) == FAIL)
6136 clearopbeep(cap->oap);
6137 else
6138 {
6139 curwin->w_set_curswant = TRUE;
6140 #ifdef FEAT_VIRTUALEDIT
6141 /* Include a Tab for "tx" and for "dfx". */
6142 if (gchar_cursor() == TAB && virtual_active() && cap->arg == FORWARD
6143 && (t_cmd || cap->oap->op_type != OP_NOP))
6144 {
6145 colnr_T scol, ecol;
6146
6147 getvcol(curwin, &curwin->w_cursor, &scol, NULL, &ecol);
6148 curwin->w_cursor.coladd = ecol - scol;
6149 }
6150 else
6151 curwin->w_cursor.coladd = 0;
6152 #endif
6153 #ifdef FEAT_VISUAL
6154 adjust_for_sel(cap);
6155 #endif
6156 #ifdef FEAT_FOLDING
6157 if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP)
6158 foldOpenCursor();
6159 #endif
6160 }
6161 }
6162
6163 /*
6164 * "[" and "]" commands.
6165 * cap->arg is BACKWARD for "[" and FORWARD for "]".
6166 */
6167 static void
6168 nv_brackets(cap)
6169 cmdarg_T *cap;
6170 {
6171 pos_T new_pos;
6172 pos_T prev_pos;
6173 pos_T *pos = NULL; /* init for GCC */
6174 pos_T old_pos; /* cursor position before command */
6175 int flag;
6176 long n;
6177 int findc;
6178 int c;
6179
6180 cap->oap->motion_type = MCHAR;
6181 cap->oap->inclusive = FALSE;
6182 old_pos = curwin->w_cursor;
6183 #ifdef FEAT_VIRTUALEDIT
6184 curwin->w_cursor.coladd = 0; /* TODO: don't do this for an error. */
6185 #endif
6186
6187 #ifdef FEAT_SEARCHPATH
6188 /*
6189 * "[f" or "]f" : Edit file under the cursor (same as "gf")
6190 */
6191 if (cap->nchar == 'f')
6192 nv_gotofile(cap);
6193 else
6194 #endif
6195
6196 #ifdef FEAT_FIND_ID
6197 /*
6198 * Find the occurrence(s) of the identifier or define under cursor
6199 * in current and included files or jump to the first occurrence.
6200 *
6201 * search list jump
6202 * fwd bwd fwd bwd fwd bwd
6203 * identifier "]i" "[i" "]I" "[I" "]^I" "[^I"
6204 * define "]d" "[d" "]D" "[D" "]^D" "[^D"
6205 */
6206 if (vim_strchr((char_u *)
6207 #ifdef EBCDIC
6208 "iI\005dD\067",
6209 #else
6210 "iI\011dD\004",
6211 #endif
6212 cap->nchar) != NULL)
6213 {
6214 char_u *ptr;
6215 int len;
6216
6217 if ((len = find_ident_under_cursor(&ptr, FIND_IDENT)) == 0)
6218 clearop(cap->oap);
6219 else
6220 {
6221 find_pattern_in_path(ptr, 0, len, TRUE,
6222 cap->count0 == 0 ? !isupper(cap->nchar) : FALSE,
6223 ((cap->nchar & 0xf) == ('d' & 0xf)) ? FIND_DEFINE : FIND_ANY,
6224 cap->count1,
6225 isupper(cap->nchar) ? ACTION_SHOW_ALL :
6226 islower(cap->nchar) ? ACTION_SHOW : ACTION_GOTO,
6227 cap->cmdchar == ']' ? curwin->w_cursor.lnum + 1 : (linenr_T)1,
6228 (linenr_T)MAXLNUM);
6229 curwin->w_set_curswant = TRUE;
6230 }
6231 }
6232 else
6233 #endif
6234
6235 /*
6236 * "[{", "[(", "]}" or "])": go to Nth unclosed '{', '(', '}' or ')'
6237 * "[#", "]#": go to start/end of Nth innermost #if..#endif construct.
6238 * "[/", "[*", "]/", "]*": go to Nth comment start/end.
6239 * "[m" or "]m" search for prev/next start of (Java) method.
6240 * "[M" or "]M" search for prev/next end of (Java) method.
6241 */
6242 if ( (cap->cmdchar == '['
6243 && vim_strchr((char_u *)"{(*/#mM", cap->nchar) != NULL)
6244 || (cap->cmdchar == ']'
6245 && vim_strchr((char_u *)"})*/#mM", cap->nchar) != NULL))
6246 {
6247 if (cap->nchar == '*')
6248 cap->nchar = '/';
6249 new_pos.lnum = 0;
6250 prev_pos.lnum = 0;
6251 if (cap->nchar == 'm' || cap->nchar == 'M')
6252 {
6253 if (cap->cmdchar == '[')
6254 findc = '{';
6255 else
6256 findc = '}';
6257 n = 9999;
6258 }
6259 else
6260 {
6261 findc = cap->nchar;
6262 n = cap->count1;
6263 }
6264 for ( ; n > 0; --n)
6265 {
6266 if ((pos = findmatchlimit(cap->oap, findc,
6267 (cap->cmdchar == '[') ? FM_BACKWARD : FM_FORWARD, 0)) == NULL)
6268 {
6269 if (new_pos.lnum == 0) /* nothing found */
6270 {
6271 if (cap->nchar != 'm' && cap->nchar != 'M')
6272 clearopbeep(cap->oap);
6273 }
6274 else
6275 pos = &new_pos; /* use last one found */
6276 break;
6277 }
6278 prev_pos = new_pos;
6279 curwin->w_cursor = *pos;
6280 new_pos = *pos;
6281 }
6282 curwin->w_cursor = old_pos;
6283
6284 /*
6285 * Handle "[m", "]m", "[M" and "[M". The findmatchlimit() only
6286 * brought us to the match for "[m" and "]M" when inside a method.
6287 * Try finding the '{' or '}' we want to be at.
6288 * Also repeat for the given count.
6289 */
6290 if (cap->nchar == 'm' || cap->nchar == 'M')
6291 {
6292 /* norm is TRUE for "]M" and "[m" */
6293 int norm = ((findc == '{') == (cap->nchar == 'm'));
6294
6295 n = cap->count1;
6296 /* found a match: we were inside a method */
6297 if (prev_pos.lnum != 0)
6298 {
6299 pos = &prev_pos;
6300 curwin->w_cursor = prev_pos;
6301 if (norm)
6302 --n;
6303 }
6304 else
6305 pos = NULL;
6306 while (n > 0)
6307 {
6308 for (;;)
6309 {
6310 if ((findc == '{' ? dec_cursor() : inc_cursor()) < 0)
6311 {
6312 /* if not found anything, that's an error */
6313 if (pos == NULL)
6314 clearopbeep(cap->oap);
6315 n = 0;
6316 break;
6317 }
6318 c = gchar_cursor();
6319 if (c == '{' || c == '}')
6320 {
6321 /* Must have found end/start of class: use it.
6322 * Or found the place to be at. */
6323 if ((c == findc && norm) || (n == 1 && !norm))
6324 {
6325 new_pos = curwin->w_cursor;
6326 pos = &new_pos;
6327 n = 0;
6328 }
6329 /* if no match found at all, we started outside of the
6330 * class and we're inside now. Just go on. */
6331 else if (new_pos.lnum == 0)
6332 {
6333 new_pos = curwin->w_cursor;
6334 pos = &new_pos;
6335 }
6336 /* found start/end of other method: go to match */
6337 else if ((pos = findmatchlimit(cap->oap, findc,
6338 (cap->cmdchar == '[') ? FM_BACKWARD : FM_FORWARD,
6339 0)) == NULL)
6340 n = 0;
6341 else
6342 curwin->w_cursor = *pos;
6343 break;
6344 }
6345 }
6346 --n;
6347 }
6348 curwin->w_cursor = old_pos;
6349 if (pos == NULL && new_pos.lnum != 0)
6350 clearopbeep(cap->oap);
6351 }
6352 if (pos != NULL)
6353 {
6354 setpcmark();
6355 curwin->w_cursor = *pos;
6356 curwin->w_set_curswant = TRUE;
6357 #ifdef FEAT_FOLDING
6358 if ((fdo_flags & FDO_BLOCK) && KeyTyped
6359 && cap->oap->op_type == OP_NOP)
6360 foldOpenCursor();
6361 #endif
6362 }
6363 }
6364
6365 /*
6366 * "[[", "[]", "]]" and "][": move to start or end of function
6367 */
6368 else if (cap->nchar == '[' || cap->nchar == ']')
6369 {
6370 if (cap->nchar == cap->cmdchar) /* "]]" or "[[" */
6371 flag = '{';
6372 else
6373 flag = '}'; /* "][" or "[]" */
6374
6375 curwin->w_set_curswant = TRUE;
6376 /*
6377 * Imitate strange Vi behaviour: When using "]]" with an operator
6378 * we also stop at '}'.
6379 */
6380 if (!findpar(&cap->oap->inclusive, cap->arg, cap->count1, flag,
6381 (cap->oap->op_type != OP_NOP
6382 && cap->arg == FORWARD && flag == '{')))
6383 clearopbeep(cap->oap);
6384 else
6385 {
6386 if (cap->oap->op_type == OP_NOP)
6387 beginline(BL_WHITE | BL_FIX);
6388 #ifdef FEAT_FOLDING
6389 if ((fdo_flags & FDO_BLOCK) && KeyTyped && cap->oap->op_type == OP_NOP)
6390 foldOpenCursor();
6391 #endif
6392 }
6393 }
6394
6395 /*
6396 * "[p", "[P", "]P" and "]p": put with indent adjustment
6397 */
6398 else if (cap->nchar == 'p' || cap->nchar == 'P')
6399 {
6400 if (!checkclearop(cap->oap))
6401 {
6402 prep_redo_cmd(cap);
6403 do_put(cap->oap->regname,
6404 (cap->cmdchar == ']' && cap->nchar == 'p') ? FORWARD : BACKWARD,
6405 cap->count1, PUT_FIXINDENT);
6406 }
6407 }
6408
6409 /*
6410 * "['", "[`", "]'" and "]`": jump to next mark
6411 */
6412 else if (cap->nchar == '\'' || cap->nchar == '`')
6413 {
6414 pos = &curwin->w_cursor;
6415 for (n = cap->count1; n > 0; --n)
6416 {
6417 prev_pos = *pos;
6418 pos = getnextmark(pos, cap->cmdchar == '[' ? BACKWARD : FORWARD,
6419 cap->nchar == '\'');
6420 if (pos == NULL)
6421 break;
6422 }
6423 if (pos == NULL)
6424 pos = &prev_pos;
6425 nv_cursormark(cap, cap->nchar == '\'', pos);
6426 }
6427
6428 #ifdef FEAT_MOUSE
6429 /*
6430 * [ or ] followed by a middle mouse click: put selected text with
6431 * indent adjustment. Any other button just does as usual.
6432 */
6433 else if (cap->nchar >= K_LEFTMOUSE && cap->nchar <= K_RIGHTRELEASE)
6434 {
6435 (void)do_mouse(cap->oap, cap->nchar,
6436 (cap->cmdchar == ']') ? FORWARD : BACKWARD,
6437 cap->count1, PUT_FIXINDENT);
6438 }
6439 #endif /* FEAT_MOUSE */
6440
6441 #ifdef FEAT_FOLDING
6442 /*
6443 * "[z" and "]z": move to start or end of open fold.
6444 */
6445 else if (cap->nchar == 'z')
6446 {
6447 if (foldMoveTo(FALSE, cap->cmdchar == ']' ? FORWARD : BACKWARD,
6448 cap->count1) == FAIL)
6449 clearopbeep(cap->oap);
6450 }
6451 #endif
6452
6453 #ifdef FEAT_DIFF
6454 /*
6455 * "[c" and "]c": move to next or previous diff-change.
6456 */
6457 else if (cap->nchar == 'c')
6458 {
6459 if (diff_move_to(cap->cmdchar == ']' ? FORWARD : BACKWARD,
6460 cap->count1) == FAIL)
6461 clearopbeep(cap->oap);
6462 }
6463 #endif
6464
6465 #ifdef FEAT_SPELL
6466 /*
6467 * "[s", "[S", "]s" and "]S": move to next spell error.
6468 */
6469 else if (cap->nchar == 's' || cap->nchar == 'S')
6470 {
6471 setpcmark();
6472 for (n = 0; n < cap->count1; ++n)
6473 if (spell_move_to(curwin, cap->cmdchar == ']' ? FORWARD : BACKWARD,
6474 cap->nchar == 's' ? TRUE : FALSE, FALSE, NULL) == 0)
6475 {
6476 clearopbeep(cap->oap);
6477 break;
6478 }
6479 # ifdef FEAT_FOLDING
6480 if (cap->oap->op_type == OP_NOP && (fdo_flags & FDO_SEARCH) && KeyTyped)
6481 foldOpenCursor();
6482 # endif
6483 }
6484 #endif
6485
6486 /* Not a valid cap->nchar. */
6487 else
6488 clearopbeep(cap->oap);
6489 }
6490
6491 /*
6492 * Handle Normal mode "%" command.
6493 */
6494 static void
6495 nv_percent(cap)
6496 cmdarg_T *cap;
6497 {
6498 pos_T *pos;
6499 #ifdef FEAT_FOLDING
6500 linenr_T lnum = curwin->w_cursor.lnum;
6501 #endif
6502
6503 cap->oap->inclusive = TRUE;
6504 if (cap->count0) /* {cnt}% : goto {cnt} percentage in file */
6505 {
6506 if (cap->count0 > 100)
6507 clearopbeep(cap->oap);
6508 else
6509 {
6510 cap->oap->motion_type = MLINE;
6511 setpcmark();
6512 /* Round up, so CTRL-G will give same value. Watch out for a
6513 * large line count, the line number must not go negative! */
6514 if (curbuf->b_ml.ml_line_count > 1000000)
6515 curwin->w_cursor.lnum = (curbuf->b_ml.ml_line_count + 99L)
6516 / 100L * cap->count0;
6517 else
6518 curwin->w_cursor.lnum = (curbuf->b_ml.ml_line_count *
6519 cap->count0 + 99L) / 100L;
6520 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count)
6521 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count;
6522 beginline(BL_SOL | BL_FIX);
6523 }
6524 }
6525 else /* "%" : go to matching paren */
6526 {
6527 cap->oap->motion_type = MCHAR;
6528 cap->oap->use_reg_one = TRUE;
6529 if ((pos = findmatch(cap->oap, NUL)) == NULL)
6530 clearopbeep(cap->oap);
6531 else
6532 {
6533 setpcmark();
6534 curwin->w_cursor = *pos;
6535 curwin->w_set_curswant = TRUE;
6536 #ifdef FEAT_VIRTUALEDIT
6537 curwin->w_cursor.coladd = 0;
6538 #endif
6539 #ifdef FEAT_VISUAL
6540 adjust_for_sel(cap);
6541 #endif
6542 }
6543 }
6544 #ifdef FEAT_FOLDING
6545 if (cap->oap->op_type == OP_NOP
6546 && lnum != curwin->w_cursor.lnum
6547 && (fdo_flags & FDO_PERCENT)
6548 && KeyTyped)
6549 foldOpenCursor();
6550 #endif
6551 }
6552
6553 /*
6554 * Handle "(" and ")" commands.
6555 * cap->arg is BACKWARD for "(" and FORWARD for ")".
6556 */
6557 static void
6558 nv_brace(cap)
6559 cmdarg_T *cap;
6560 {
6561 cap->oap->motion_type = MCHAR;
6562 cap->oap->use_reg_one = TRUE;
6563 /* The motion used to be inclusive for "(", but that is not what Vi does. */
6564 cap->oap->inclusive = FALSE;
6565 curwin->w_set_curswant = TRUE;
6566
6567 if (findsent(cap->arg, cap->count1) == FAIL)
6568 clearopbeep(cap->oap);
6569 else
6570 {
6571 /* Don't leave the cursor on the NUL past end of line. */
6572 adjust_cursor(cap->oap);
6573 #ifdef FEAT_VIRTUALEDIT
6574 curwin->w_cursor.coladd = 0;
6575 #endif
6576 #ifdef FEAT_FOLDING
6577 if ((fdo_flags & FDO_BLOCK) && KeyTyped && cap->oap->op_type == OP_NOP)
6578 foldOpenCursor();
6579 #endif
6580 }
6581 }
6582
6583 /*
6584 * "m" command: Mark a position.
6585 */
6586 static void
6587 nv_mark(cap)
6588 cmdarg_T *cap;
6589 {
6590 if (!checkclearop(cap->oap))
6591 {
6592 if (setmark(cap->nchar) == FAIL)
6593 clearopbeep(cap->oap);
6594 }
6595 }
6596
6597 /*
6598 * "{" and "}" commands.
6599 * cmd->arg is BACKWARD for "{" and FORWARD for "}".
6600 */
6601 static void
6602 nv_findpar(cap)
6603 cmdarg_T *cap;
6604 {
6605 cap->oap->motion_type = MCHAR;
6606 cap->oap->inclusive = FALSE;
6607 cap->oap->use_reg_one = TRUE;
6608 curwin->w_set_curswant = TRUE;
6609 if (!findpar(&cap->oap->inclusive, cap->arg, cap->count1, NUL, FALSE))
6610 clearopbeep(cap->oap);
6611 else
6612 {
6613 #ifdef FEAT_VIRTUALEDIT
6614 curwin->w_cursor.coladd = 0;
6615 #endif
6616 #ifdef FEAT_FOLDING
6617 if ((fdo_flags & FDO_BLOCK) && KeyTyped && cap->oap->op_type == OP_NOP)
6618 foldOpenCursor();
6619 #endif
6620 }
6621 }
6622
6623 /*
6624 * "u" command: Undo or make lower case.
6625 */
6626 static void
6627 nv_undo(cap)
6628 cmdarg_T *cap;
6629 {
6630 if (cap->oap->op_type == OP_LOWER
6631 #ifdef FEAT_VISUAL
6632 || VIsual_active
6633 #endif
6634 )
6635 {
6636 /* translate "<Visual>u" to "<Visual>gu" and "guu" to "gugu" */
6637 cap->cmdchar = 'g';
6638 cap->nchar = 'u';
6639 nv_operator(cap);
6640 }
6641 else
6642 nv_kundo(cap);
6643 }
6644
6645 /*
6646 * <Undo> command.
6647 */
6648 static void
6649 nv_kundo(cap)
6650 cmdarg_T *cap;
6651 {
6652 if (!checkclearopq(cap->oap))
6653 {
6654 u_undo((int)cap->count1);
6655 curwin->w_set_curswant = TRUE;
6656 }
6657 }
6658
6659 /*
6660 * Handle the "r" command.
6661 */
6662 static void
6663 nv_replace(cap)
6664 cmdarg_T *cap;
6665 {
6666 char_u *ptr;
6667 int had_ctrl_v;
6668 long n;
6669
6670 if (checkclearop(cap->oap))
6671 return;
6672
6673 /* get another character */
6674 if (cap->nchar == Ctrl_V)
6675 {
6676 had_ctrl_v = Ctrl_V;
6677 cap->nchar = get_literal();
6678 /* Don't redo a multibyte character with CTRL-V. */
6679 if (cap->nchar > DEL)
6680 had_ctrl_v = NUL;
6681 }
6682 else
6683 had_ctrl_v = NUL;
6684
6685 /* Abort if the character is a special key. */
6686 if (IS_SPECIAL(cap->nchar))
6687 {
6688 clearopbeep(cap->oap);
6689 return;
6690 }
6691
6692 #ifdef FEAT_VISUAL
6693 /* Visual mode "r" */
6694 if (VIsual_active)
6695 {
6696 nv_operator(cap);
6697 return;
6698 }
6699 #endif
6700
6701 #ifdef FEAT_VIRTUALEDIT
6702 /* Break tabs, etc. */
6703 if (virtual_active())
6704 {
6705 if (u_save_cursor() == FAIL)
6706 return;
6707 if (gchar_cursor() == NUL)
6708 {
6709 /* Add extra space and put the cursor on the first one. */
6710 coladvance_force((colnr_T)(getviscol() + cap->count1));
6711 curwin->w_cursor.col -= cap->count1;
6712 }
6713 else if (gchar_cursor() == TAB)
6714 coladvance_force(getviscol());
6715 }
6716 #endif
6717
6718 /* Abort if not enough characters to replace. */
6719 ptr = ml_get_cursor();
6720 if (STRLEN(ptr) < (unsigned)cap->count1
6721 #ifdef FEAT_MBYTE
6722 || (has_mbyte && mb_charlen(ptr) < cap->count1)
6723 #endif
6724 )
6725 {
6726 clearopbeep(cap->oap);
6727 return;
6728 }
6729
6730 /*
6731 * Replacing with a TAB is done by edit() when it is complicated because
6732 * 'expandtab' or 'smarttab' is set. CTRL-V TAB inserts a literal TAB.
6733 * Other characters are done below to avoid problems with things like
6734 * CTRL-V 048 (for edit() this would be R CTRL-V 0 ESC).
6735 */
6736 if (had_ctrl_v != Ctrl_V && cap->nchar == '\t' && (curbuf->b_p_et || p_sta))
6737 {
6738 stuffnumReadbuff(cap->count1);
6739 stuffcharReadbuff('R');
6740 stuffcharReadbuff('\t');
6741 stuffcharReadbuff(ESC);
6742 return;
6743 }
6744
6745 /* save line for undo */
6746 if (u_save_cursor() == FAIL)
6747 return;
6748
6749 if (had_ctrl_v != Ctrl_V && (cap->nchar == '\r' || cap->nchar == '\n'))
6750 {
6751 /*
6752 * Replace character(s) by a single newline.
6753 * Strange vi behaviour: Only one newline is inserted.
6754 * Delete the characters here.
6755 * Insert the newline with an insert command, takes care of
6756 * autoindent. The insert command depends on being on the last
6757 * character of a line or not.
6758 */
6759 #ifdef FEAT_MBYTE
6760 (void)del_chars(cap->count1, FALSE); /* delete the characters */
6761 #else
6762 (void)del_bytes(cap->count1, FALSE, FALSE); /* delete the characters */
6763 #endif
6764 stuffcharReadbuff('\r');
6765 stuffcharReadbuff(ESC);
6766
6767 /* Give 'r' to edit(), to get the redo command right. */
6768 invoke_edit(cap, TRUE, 'r', FALSE);
6769 }
6770 else
6771 {
6772 prep_redo(cap->oap->regname, cap->count1,
6773 NUL, 'r', NUL, had_ctrl_v, cap->nchar);
6774
6775 curbuf->b_op_start = curwin->w_cursor;
6776 #ifdef FEAT_MBYTE
6777 if (has_mbyte)
6778 {
6779 int old_State = State;
6780
6781 if (cap->ncharC1 != 0)
6782 AppendCharToRedobuff(cap->ncharC1);
6783 if (cap->ncharC2 != 0)
6784 AppendCharToRedobuff(cap->ncharC2);
6785
6786 /* This is slow, but it handles replacing a single-byte with a
6787 * multi-byte and the other way around. Also handles adding
6788 * composing characters for utf-8. */
6789 for (n = cap->count1; n > 0; --n)
6790 {
6791 State = REPLACE;
6792 ins_char(cap->nchar);
6793 State = old_State;
6794 if (cap->ncharC1 != 0)
6795 ins_char(cap->ncharC1);
6796 if (cap->ncharC2 != 0)
6797 ins_char(cap->ncharC2);
6798 }
6799 }
6800 else
6801 #endif
6802 {
6803 /*
6804 * Replace the characters within one line.
6805 */
6806 for (n = cap->count1; n > 0; --n)
6807 {
6808 /*
6809 * Get ptr again, because u_save and/or showmatch() will have
6810 * released the line. At the same time we let know that the
6811 * line will be changed.
6812 */
6813 ptr = ml_get_buf(curbuf, curwin->w_cursor.lnum, TRUE);
6814 ptr[curwin->w_cursor.col] = cap->nchar;
6815 if (p_sm && msg_silent == 0)
6816 showmatch(cap->nchar);
6817 ++curwin->w_cursor.col;
6818 }
6819 #ifdef FEAT_NETBEANS_INTG
6820 if (usingNetbeans)
6821 {
6822 colnr_T start = (colnr_T)(curwin->w_cursor.col - cap->count1);
6823
6824 netbeans_removed(curbuf, curwin->w_cursor.lnum, start,
6825 (long)cap->count1);
6826 netbeans_inserted(curbuf, curwin->w_cursor.lnum, start,
6827 &ptr[start], (int)cap->count1);
6828 }
6829 #endif
6830
6831 /* mark the buffer as changed and prepare for displaying */
6832 changed_bytes(curwin->w_cursor.lnum,
6833 (colnr_T)(curwin->w_cursor.col - cap->count1));
6834 }
6835 --curwin->w_cursor.col; /* cursor on the last replaced char */
6836 #ifdef FEAT_MBYTE
6837 /* if the character on the left of the current cursor is a multi-byte
6838 * character, move two characters left */
6839 if (has_mbyte)
6840 mb_adjust_cursor();
6841 #endif
6842 curbuf->b_op_end = curwin->w_cursor;
6843 curwin->w_set_curswant = TRUE;
6844 set_last_insert(cap->nchar);
6845 }
6846 }
6847
6848 #ifdef FEAT_VISUAL
6849 /*
6850 * 'o': Exchange start and end of Visual area.
6851 * 'O': same, but in block mode exchange left and right corners.
6852 */
6853 static void
6854 v_swap_corners(cmdchar)
6855 int cmdchar;
6856 {
6857 pos_T old_cursor;
6858 colnr_T left, right;
6859
6860 if (cmdchar == 'O' && VIsual_mode == Ctrl_V)
6861 {
6862 old_cursor = curwin->w_cursor;
6863 getvcols(curwin, &old_cursor, &VIsual, &left, &right);
6864 curwin->w_cursor.lnum = VIsual.lnum;
6865 coladvance(left);
6866 VIsual = curwin->w_cursor;
6867
6868 curwin->w_cursor.lnum = old_cursor.lnum;
6869 curwin->w_curswant = right;
6870 /* 'selection "exclusive" and cursor at right-bottom corner: move it
6871 * right one column */
6872 if (old_cursor.lnum >= VIsual.lnum && *p_sel == 'e')
6873 ++curwin->w_curswant;
6874 coladvance(curwin->w_curswant);
6875 if (curwin->w_cursor.col == old_cursor.col
6876 #ifdef FEAT_VIRTUALEDIT
6877 && (!virtual_active()
6878 || curwin->w_cursor.coladd == old_cursor.coladd)
6879 #endif
6880 )
6881 {
6882 curwin->w_cursor.lnum = VIsual.lnum;
6883 if (old_cursor.lnum <= VIsual.lnum && *p_sel == 'e')
6884 ++right;
6885 coladvance(right);
6886 VIsual = curwin->w_cursor;
6887
6888 curwin->w_cursor.lnum = old_cursor.lnum;
6889 coladvance(left);
6890 curwin->w_curswant = left;
6891 }
6892 }
6893 else
6894 {
6895 old_cursor = curwin->w_cursor;
6896 curwin->w_cursor = VIsual;
6897 VIsual = old_cursor;
6898 curwin->w_set_curswant = TRUE;
6899 }
6900 }
6901 #endif /* FEAT_VISUAL */
6902
6903 /*
6904 * "R" (cap->arg is FALSE) and "gR" (cap->arg is TRUE).
6905 */
6906 static void
6907 nv_Replace(cap)
6908 cmdarg_T *cap;
6909 {
6910 #ifdef FEAT_VISUAL
6911 if (VIsual_active) /* "R" is replace lines */
6912 {
6913 cap->cmdchar = 'c';
6914 cap->nchar = NUL;
6915 VIsual_mode = 'V';
6916 nv_operator(cap);
6917 }
6918 else
6919 #endif
6920 if (!checkclearopq(cap->oap))
6921 {
6922 if (!curbuf->b_p_ma)
6923 EMSG(_(e_modifiable));
6924 else
6925 {
6926 #ifdef FEAT_VIRTUALEDIT
6927 if (virtual_active())
6928 coladvance(getviscol());
6929 #endif
6930 invoke_edit(cap, FALSE, cap->arg ? 'V' : 'R', FALSE);
6931 }
6932 }
6933 }
6934
6935 #ifdef FEAT_VREPLACE
6936 /*
6937 * "gr".
6938 */
6939 static void
6940 nv_vreplace(cap)
6941 cmdarg_T *cap;
6942 {
6943 # ifdef FEAT_VISUAL
6944 if (VIsual_active)
6945 {
6946 cap->cmdchar = 'r';
6947 cap->nchar = cap->extra_char;
6948 nv_replace(cap); /* Do same as "r" in Visual mode for now */
6949 }
6950 else
6951 # endif
6952 if (!checkclearopq(cap->oap))
6953 {
6954 if (!curbuf->b_p_ma)
6955 EMSG(_(e_modifiable));
6956 else
6957 {
6958 if (cap->extra_char == Ctrl_V) /* get another character */
6959 cap->extra_char = get_literal();
6960 stuffcharReadbuff(cap->extra_char);
6961 stuffcharReadbuff(ESC);
6962 # ifdef FEAT_VIRTUALEDIT
6963 if (virtual_active())
6964 coladvance(getviscol());
6965 # endif
6966 invoke_edit(cap, TRUE, 'v', FALSE);
6967 }
6968 }
6969 }
6970 #endif
6971
6972 /*
6973 * Swap case for "~" command, when it does not work like an operator.
6974 */
6975 static void
6976 n_swapchar(cap)
6977 cmdarg_T *cap;
6978 {
6979 long n;
6980 pos_T startpos;
6981 int did_change = 0;
6982 #ifdef FEAT_NETBEANS_INTG
6983 pos_T pos;
6984 char_u *ptr;
6985 int count;
6986 #endif
6987
6988 if (checkclearopq(cap->oap))
6989 return;
6990
6991 if (lineempty(curwin->w_cursor.lnum) && vim_strchr(p_ww, '~') == NULL)
6992 {
6993 clearopbeep(cap->oap);
6994 return;
6995 }
6996
6997 prep_redo_cmd(cap);
6998
6999 if (u_save_cursor() == FAIL)
7000 return;
7001
7002 startpos = curwin->w_cursor;
7003 #ifdef FEAT_NETBEANS_INTG
7004 pos = startpos;
7005 #endif
7006 for (n = cap->count1; n > 0; --n)
7007 {
7008 did_change |= swapchar(cap->oap->op_type, &curwin->w_cursor);
7009 inc_cursor();
7010 if (gchar_cursor() == NUL)
7011 {
7012 if (vim_strchr(p_ww, '~') != NULL
7013 && curwin->w_cursor.lnum < curbuf->b_ml.ml_line_count)
7014 {
7015 #ifdef FEAT_NETBEANS_INTG
7016 if (usingNetbeans)
7017 {
7018 if (did_change)
7019 {
7020 ptr = ml_get(pos.lnum);
7021 count = (int)STRLEN(ptr) - pos.col;
7022 netbeans_removed(curbuf, pos.lnum, pos.col,
7023 (long)count);
7024 netbeans_inserted(curbuf, pos.lnum, pos.col,
7025 &ptr[pos.col], count);
7026 }
7027 pos.col = 0;
7028 pos.lnum++;
7029 }
7030 #endif
7031 ++curwin->w_cursor.lnum;
7032 curwin->w_cursor.col = 0;
7033 if (n > 1)
7034 {
7035 if (u_savesub(curwin->w_cursor.lnum) == FAIL)
7036 break;
7037 u_clearline();
7038 }
7039 }
7040 else
7041 break;
7042 }
7043 }
7044 #ifdef FEAT_NETBEANS_INTG
7045 if (did_change && usingNetbeans)
7046 {
7047 ptr = ml_get(pos.lnum);
7048 count = curwin->w_cursor.col - pos.col;
7049 netbeans_removed(curbuf, pos.lnum, pos.col, (long)count);
7050 netbeans_inserted(curbuf, pos.lnum, pos.col, &ptr[pos.col], count);
7051 }
7052 #endif
7053
7054
7055 check_cursor();
7056 curwin->w_set_curswant = TRUE;
7057 if (did_change)
7058 {
7059 changed_lines(startpos.lnum, startpos.col, curwin->w_cursor.lnum + 1,
7060 0L);
7061 curbuf->b_op_start = startpos;
7062 curbuf->b_op_end = curwin->w_cursor;
7063 if (curbuf->b_op_end.col > 0)
7064 --curbuf->b_op_end.col;
7065 }
7066 }
7067
7068 /*
7069 * Move cursor to mark.
7070 */
7071 static void
7072 nv_cursormark(cap, flag, pos)
7073 cmdarg_T *cap;
7074 int flag;
7075 pos_T *pos;
7076 {
7077 if (check_mark(pos) == FAIL)
7078 clearop(cap->oap);
7079 else
7080 {
7081 if (cap->cmdchar == '\''
7082 || cap->cmdchar == '`'
7083 || cap->cmdchar == '['
7084 || cap->cmdchar == ']')
7085 setpcmark();
7086 curwin->w_cursor = *pos;
7087 if (flag)
7088 beginline(BL_WHITE | BL_FIX);
7089 else
7090 check_cursor();
7091 }
7092 cap->oap->motion_type = flag ? MLINE : MCHAR;
7093 if (cap->cmdchar == '`')
7094 cap->oap->use_reg_one = TRUE;
7095 cap->oap->inclusive = FALSE; /* ignored if not MCHAR */
7096 curwin->w_set_curswant = TRUE;
7097 }
7098
7099 #ifdef FEAT_VISUAL
7100 /*
7101 * Handle commands that are operators in Visual mode.
7102 */
7103 static void
7104 v_visop(cap)
7105 cmdarg_T *cap;
7106 {
7107 static char_u trans[] = "YyDdCcxdXdAAIIrr";
7108
7109 /* Uppercase means linewise, except in block mode, then "D" deletes till
7110 * the end of the line, and "C" replaces til EOL */
7111 if (isupper(cap->cmdchar))
7112 {
7113 if (VIsual_mode != Ctrl_V)
7114 VIsual_mode = 'V';
7115 else if (cap->cmdchar == 'C' || cap->cmdchar == 'D')
7116 curwin->w_curswant = MAXCOL;
7117 }
7118 cap->cmdchar = *(vim_strchr(trans, cap->cmdchar) + 1);
7119 nv_operator(cap);
7120 }
7121 #endif
7122
7123 /*
7124 * "s" and "S" commands.
7125 */
7126 static void
7127 nv_subst(cap)
7128 cmdarg_T *cap;
7129 {
7130 #ifdef FEAT_VISUAL
7131 if (VIsual_active) /* "vs" and "vS" are the same as "vc" */
7132 {
7133 if (cap->cmdchar == 'S')
7134 VIsual_mode = 'V';
7135 cap->cmdchar = 'c';
7136 nv_operator(cap);
7137 }
7138 else
7139 #endif
7140 nv_optrans(cap);
7141 }
7142
7143 /*
7144 * Abbreviated commands.
7145 */
7146 static void
7147 nv_abbrev(cap)
7148 cmdarg_T *cap;
7149 {
7150 if (cap->cmdchar == K_DEL || cap->cmdchar == K_KDEL)
7151 cap->cmdchar = 'x'; /* DEL key behaves like 'x' */
7152
7153 #ifdef FEAT_VISUAL
7154 /* in Visual mode these commands are operators */
7155 if (VIsual_active)
7156 v_visop(cap);
7157 else
7158 #endif
7159 nv_optrans(cap);
7160 }
7161
7162 /*
7163 * Translate a command into another command.
7164 */
7165 static void
7166 nv_optrans(cap)
7167 cmdarg_T *cap;
7168 {
7169 static char_u *(ar[8]) = {(char_u *)"dl", (char_u *)"dh",
7170 (char_u *)"d$", (char_u *)"c$",
7171 (char_u *)"cl", (char_u *)"cc",
7172 (char_u *)"yy", (char_u *)":s\r"};
7173 static char_u *str = (char_u *)"xXDCsSY&";
7174
7175 if (!checkclearopq(cap->oap))
7176 {
7177 /* In Vi "2D" doesn't delete the next line. Can't translate it
7178 * either, because "2." should also not use the count. */
7179 if (cap->cmdchar == 'D' && vim_strchr(p_cpo, CPO_HASH) != NULL)
7180 {
7181 cap->oap->start = curwin->w_cursor;
7182 cap->oap->op_type = OP_DELETE;
7183 #ifdef FEAT_EVAL
7184 set_op_var(OP_DELETE);
7185 #endif
7186 cap->count1 = 1;
7187 nv_dollar(cap);
7188 finish_op = TRUE;
7189 ResetRedobuff();
7190 AppendCharToRedobuff('D');
7191 }
7192 else
7193 {
7194 if (cap->count0)
7195 stuffnumReadbuff(cap->count0);
7196 stuffReadbuff(ar[(int)(vim_strchr(str, cap->cmdchar) - str)]);
7197 }
7198 }
7199 cap->opcount = 0;
7200 }
7201
7202 /*
7203 * "'" and "`" commands. Also for "g'" and "g`".
7204 * cap->arg is TRUE for "'" and "g'".
7205 */
7206 static void
7207 nv_gomark(cap)
7208 cmdarg_T *cap;
7209 {
7210 pos_T *pos;
7211 int c;
7212 #ifdef FEAT_FOLDING
7213 linenr_T lnum = curwin->w_cursor.lnum;
7214 int old_KeyTyped = KeyTyped; /* getting file may reset it */
7215 #endif
7216
7217 if (cap->cmdchar == 'g')
7218 c = cap->extra_char;
7219 else
7220 c = cap->nchar;
7221 pos = getmark(c, (cap->oap->op_type == OP_NOP));
7222 if (pos == (pos_T *)-1) /* jumped to other file */
7223 {
7224 if (cap->arg)
7225 {
7226 check_cursor_lnum();
7227 beginline(BL_WHITE | BL_FIX);
7228 }
7229 else
7230 check_cursor();
7231 }
7232 else
7233 nv_cursormark(cap, cap->arg, pos);
7234
7235 #ifdef FEAT_VIRTUALEDIT
7236 /* May need to clear the coladd that a mark includes. */
7237 if (!virtual_active())
7238 curwin->w_cursor.coladd = 0;
7239 #endif
7240 #ifdef FEAT_FOLDING
7241 if (cap->oap->op_type == OP_NOP
7242 && (pos == (pos_T *)-1 || lnum != curwin->w_cursor.lnum)
7243 && (fdo_flags & FDO_MARK)
7244 && old_KeyTyped)
7245 foldOpenCursor();
7246 #endif
7247 }
7248
7249 /*
7250 * Handle CTRL-O, CTRL-I, "g;" and "g," commands.
7251 */
7252 static void
7253 nv_pcmark(cap)
7254 cmdarg_T *cap;
7255 {
7256 #ifdef FEAT_JUMPLIST
7257 pos_T *pos;
7258 # ifdef FEAT_FOLDING
7259 linenr_T lnum = curwin->w_cursor.lnum;
7260 int old_KeyTyped = KeyTyped; /* getting file may reset it */
7261 # endif
7262
7263 if (!checkclearopq(cap->oap))
7264 {
7265 if (cap->cmdchar == 'g')
7266 pos = movechangelist((int)cap->count1);
7267 else
7268 pos = movemark((int)cap->count1);
7269 if (pos == (pos_T *)-1) /* jump to other file */
7270 {
7271 curwin->w_set_curswant = TRUE;
7272 check_cursor();
7273 }
7274 else if (pos != NULL) /* can jump */
7275 nv_cursormark(cap, FALSE, pos);
7276 else if (cap->cmdchar == 'g')
7277 {
7278 if (curbuf->b_changelistlen == 0)
7279 EMSG(_("E664: changelist is empty"));
7280 else if (cap->count1 < 0)
7281 EMSG(_("E662: At start of changelist"));
7282 else
7283 EMSG(_("E663: At end of changelist"));
7284 }
7285 else
7286 clearopbeep(cap->oap);
7287 # ifdef FEAT_FOLDING
7288 if (cap->oap->op_type == OP_NOP
7289 && (pos == (pos_T *)-1 || lnum != curwin->w_cursor.lnum)
7290 && (fdo_flags & FDO_MARK)
7291 && old_KeyTyped)
7292 foldOpenCursor();
7293 # endif
7294 }
7295 #else
7296 clearopbeep(cap->oap);
7297 #endif
7298 }
7299
7300 /*
7301 * Handle '"' command.
7302 */
7303 static void
7304 nv_regname(cap)
7305 cmdarg_T *cap;
7306 {
7307 if (checkclearop(cap->oap))
7308 return;
7309 #ifdef FEAT_EVAL
7310 if (cap->nchar == '=')
7311 cap->nchar = get_expr_register();
7312 #endif
7313 if (cap->nchar != NUL && valid_yank_reg(cap->nchar, FALSE))
7314 {
7315 cap->oap->regname = cap->nchar;
7316 cap->opcount = cap->count0; /* remember count before '"' */
7317 #ifdef FEAT_EVAL
7318 set_reg_var(cap->oap->regname);
7319 #endif
7320 }
7321 else
7322 clearopbeep(cap->oap);
7323 }
7324
7325 #ifdef FEAT_VISUAL
7326 /*
7327 * Handle "v", "V" and "CTRL-V" commands.
7328 * Also for "gh", "gH" and "g^H" commands: Always start Select mode, cap->arg
7329 * is TRUE.
7330 * Handle CTRL-Q just like CTRL-V.
7331 */
7332 static void
7333 nv_visual(cap)
7334 cmdarg_T *cap;
7335 {
7336 if (cap->cmdchar == Ctrl_Q)
7337 cap->cmdchar = Ctrl_V;
7338
7339 /* 'v', 'V' and CTRL-V can be used while an operator is pending to make it
7340 * characterwise, linewise, or blockwise. */
7341 if (cap->oap->op_type != OP_NOP)
7342 {
7343 cap->oap->motion_force = cap->cmdchar;
7344 finish_op = FALSE; /* operator doesn't finish now but later */
7345 return;
7346 }
7347
7348 VIsual_select = cap->arg;
7349 if (VIsual_active) /* change Visual mode */
7350 {
7351 if (VIsual_mode == cap->cmdchar) /* stop visual mode */
7352 end_visual_mode();
7353 else /* toggle char/block mode */
7354 { /* or char/line mode */
7355 VIsual_mode = cap->cmdchar;
7356 showmode();
7357 }
7358 redraw_curbuf_later(INVERTED); /* update the inversion */
7359 }
7360 else /* start Visual mode */
7361 {
7362 check_visual_highlight();
7363 if (cap->count0) /* use previously selected part */
7364 {
7365 if (resel_VIsual_mode == NUL) /* there is none */
7366 {
7367 beep_flush();
7368 return;
7369 }
7370 VIsual = curwin->w_cursor;
7371
7372 VIsual_active = TRUE;
7373 VIsual_reselect = TRUE;
7374 if (!cap->arg)
7375 /* start Select mode when 'selectmode' contains "cmd" */
7376 may_start_select('c');
7377 #ifdef FEAT_MOUSE
7378 setmouse();
7379 #endif
7380 if (p_smd && msg_silent == 0)
7381 redraw_cmdline = TRUE; /* show visual mode later */
7382 /*
7383 * For V and ^V, we multiply the number of lines even if there
7384 * was only one -- webb
7385 */
7386 if (resel_VIsual_mode != 'v' || resel_VIsual_line_count > 1)
7387 {
7388 curwin->w_cursor.lnum +=
7389 resel_VIsual_line_count * cap->count0 - 1;
7390 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count)
7391 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count;
7392 }
7393 VIsual_mode = resel_VIsual_mode;
7394 if (VIsual_mode == 'v')
7395 {
7396 if (resel_VIsual_line_count <= 1)
7397 curwin->w_cursor.col += resel_VIsual_col * cap->count0 - 1;
7398 else
7399 curwin->w_cursor.col = resel_VIsual_col;
7400 check_cursor_col();
7401 }
7402 if (resel_VIsual_col == MAXCOL)
7403 {
7404 curwin->w_curswant = MAXCOL;
7405 coladvance((colnr_T)MAXCOL);
7406 }
7407 else if (VIsual_mode == Ctrl_V)
7408 {
7409 validate_virtcol();
7410 curwin->w_curswant = curwin->w_virtcol
7411 + resel_VIsual_col * cap->count0 - 1;
7412 coladvance(curwin->w_curswant);
7413 }
7414 else
7415 curwin->w_set_curswant = TRUE;
7416 redraw_curbuf_later(INVERTED); /* show the inversion */
7417 }
7418 else
7419 {
7420 if (!cap->arg)
7421 /* start Select mode when 'selectmode' contains "cmd" */
7422 may_start_select('c');
7423 n_start_visual_mode(cap->cmdchar);
7424 }
7425 }
7426 }
7427
7428 /*
7429 * Start selection for Shift-movement keys.
7430 */
7431 void
7432 start_selection()
7433 {
7434 /* if 'selectmode' contains "key", start Select mode */
7435 may_start_select('k');
7436 n_start_visual_mode('v');
7437 }
7438
7439 /*
7440 * Start Select mode, if "c" is in 'selectmode' and not in a mapping or menu.
7441 */
7442 void
7443 may_start_select(c)
7444 int c;
7445 {
7446 VIsual_select = (stuff_empty() && typebuf_typed()
7447 && (vim_strchr(p_slm, c) != NULL));
7448 }
7449
7450 /*
7451 * Start Visual mode "c".
7452 * Should set VIsual_select before calling this.
7453 */
7454 static void
7455 n_start_visual_mode(c)
7456 int c;
7457 {
7458 VIsual_mode = c;
7459 VIsual_active = TRUE;
7460 VIsual_reselect = TRUE;
7461 #ifdef FEAT_VIRTUALEDIT
7462 /* Corner case: the 0 position in a tab may change when going into
7463 * virtualedit. Recalculate curwin->w_cursor to avoid bad hilighting.
7464 */
7465 if (c == Ctrl_V && (ve_flags & VE_BLOCK) && gchar_cursor() == TAB)
7466 coladvance(curwin->w_virtcol);
7467 #endif
7468 VIsual = curwin->w_cursor;
7469
7470 #ifdef FEAT_FOLDING
7471 foldAdjustVisual();
7472 #endif
7473
7474 #ifdef FEAT_MOUSE
7475 setmouse();
7476 #endif
7477 if (p_smd && msg_silent == 0)
7478 redraw_cmdline = TRUE; /* show visual mode later */
7479 #ifdef FEAT_CLIPBOARD
7480 /* Make sure the clipboard gets updated. Needed because start and
7481 * end may still be the same, and the selection needs to be owned */
7482 clip_star.vmode = NUL;
7483 #endif
7484
7485 /* Only need to redraw this line, unless still need to redraw an old
7486 * Visual area (when 'lazyredraw' is set). */
7487 if (curwin->w_redr_type < INVERTED)
7488 {
7489 curwin->w_old_cursor_lnum = curwin->w_cursor.lnum;
7490 curwin->w_old_visual_lnum = curwin->w_cursor.lnum;
7491 }
7492 }
7493
7494 #endif /* FEAT_VISUAL */
7495
7496 /*
7497 * CTRL-W: Window commands
7498 */
7499 static void
7500 nv_window(cap)
7501 cmdarg_T *cap;
7502 {
7503 #ifdef FEAT_WINDOWS
7504 if (!checkclearop(cap->oap))
7505 do_window(cap->nchar, cap->count0, NUL); /* everything is in window.c */
7506 #else
7507 (void)checkclearop(cap->oap);
7508 #endif
7509 }
7510
7511 /*
7512 * CTRL-Z: Suspend
7513 */
7514 static void
7515 nv_suspend(cap)
7516 cmdarg_T *cap;
7517 {
7518 clearop(cap->oap);
7519 #ifdef FEAT_VISUAL
7520 if (VIsual_active)
7521 end_visual_mode(); /* stop Visual mode */
7522 #endif
7523 do_cmdline_cmd((char_u *)"st");
7524 }
7525
7526 /*
7527 * Commands starting with "g".
7528 */
7529 static void
7530 nv_g_cmd(cap)
7531 cmdarg_T *cap;
7532 {
7533 oparg_T *oap = cap->oap;
7534 #ifdef FEAT_VISUAL
7535 pos_T tpos;
7536 #endif
7537 int i;
7538 int flag = FALSE;
7539
7540 switch (cap->nchar)
7541 {
7542 #ifdef MEM_PROFILE
7543 /*
7544 * "g^A": dump log of used memory.
7545 */
7546 case Ctrl_A:
7547 vim_mem_profile_dump();
7548 break;
7549 #endif
7550
7551 #ifdef FEAT_VREPLACE
7552 /*
7553 * "gR": Enter virtual replace mode.
7554 */
7555 case 'R':
7556 cap->arg = TRUE;
7557 nv_Replace(cap);
7558 break;
7559
7560 case 'r':
7561 nv_vreplace(cap);
7562 break;
7563 #endif
7564
7565 case '&':
7566 do_cmdline_cmd((char_u *)"%s//~/&");
7567 break;
7568
7569 #ifdef FEAT_VISUAL
7570 /*
7571 * "gv": Reselect the previous Visual area. If Visual already active,
7572 * exchange previous and current Visual area.
7573 */
7574 case 'v':
7575 if (checkclearop(oap))
7576 break;
7577
7578 if ( curbuf->b_visual.vi_start.lnum == 0
7579 || curbuf->b_visual.vi_start.lnum > curbuf->b_ml.ml_line_count
7580 || curbuf->b_visual.vi_end.lnum == 0)
7581 beep_flush();
7582 else
7583 {
7584 /* set w_cursor to the start of the Visual area, tpos to the end */
7585 if (VIsual_active)
7586 {
7587 i = VIsual_mode;
7588 VIsual_mode = curbuf->b_visual.vi_mode;
7589 curbuf->b_visual.vi_mode = i;
7590 # ifdef FEAT_EVAL
7591 curbuf->b_visual_mode_eval = i;
7592 # endif
7593 i = curwin->w_curswant;
7594 curwin->w_curswant = curbuf->b_visual.vi_curswant;
7595 curbuf->b_visual.vi_curswant = i;
7596
7597 tpos = curbuf->b_visual.vi_end;
7598 curbuf->b_visual.vi_end = curwin->w_cursor;
7599 curwin->w_cursor = curbuf->b_visual.vi_start;
7600 curbuf->b_visual.vi_start = VIsual;
7601 }
7602 else
7603 {
7604 VIsual_mode = curbuf->b_visual.vi_mode;
7605 curwin->w_curswant = curbuf->b_visual.vi_curswant;
7606 tpos = curbuf->b_visual.vi_end;
7607 curwin->w_cursor = curbuf->b_visual.vi_start;
7608 }
7609
7610 VIsual_active = TRUE;
7611 VIsual_reselect = TRUE;
7612
7613 /* Set Visual to the start and w_cursor to the end of the Visual
7614 * area. Make sure they are on an existing character. */
7615 check_cursor();
7616 VIsual = curwin->w_cursor;
7617 curwin->w_cursor = tpos;
7618 check_cursor();
7619 update_topline();
7620 /*
7621 * When called from normal "g" command: start Select mode when
7622 * 'selectmode' contains "cmd". When called for K_SELECT, always
7623 * start Select mode.
7624 */
7625 if (cap->arg)
7626 VIsual_select = TRUE;
7627 else
7628 may_start_select('c');
7629 #ifdef FEAT_MOUSE
7630 setmouse();
7631 #endif
7632 #ifdef FEAT_CLIPBOARD
7633 /* Make sure the clipboard gets updated. Needed because start and
7634 * end are still the same, and the selection needs to be owned */
7635 clip_star.vmode = NUL;
7636 #endif
7637 redraw_curbuf_later(INVERTED);
7638 showmode();
7639 }
7640 break;
7641 /*
7642 * "gV": Don't reselect the previous Visual area after a Select mode
7643 * mapping of menu.
7644 */
7645 case 'V':
7646 VIsual_reselect = FALSE;
7647 break;
7648
7649 /*
7650 * "gh": start Select mode.
7651 * "gH": start Select line mode.
7652 * "g^H": start Select block mode.
7653 */
7654 case K_BS:
7655 cap->nchar = Ctrl_H;
7656 /* FALLTHROUGH */
7657 case 'h':
7658 case 'H':
7659 case Ctrl_H:
7660 # ifdef EBCDIC
7661 /* EBCDIC: 'v'-'h' != '^v'-'^h' */
7662 if (cap->nchar == Ctrl_H)
7663 cap->cmdchar = Ctrl_V;
7664 else
7665 # endif
7666 cap->cmdchar = cap->nchar + ('v' - 'h');
7667 cap->arg = TRUE;
7668 nv_visual(cap);
7669 break;
7670 #endif /* FEAT_VISUAL */
7671
7672 /*
7673 * "gj" and "gk" two new funny movement keys -- up and down
7674 * movement based on *screen* line rather than *file* line.
7675 */
7676 case 'j':
7677 case K_DOWN:
7678 /* with 'nowrap' it works just like the normal "j" command; also when
7679 * in a closed fold */
7680 if (!curwin->w_p_wrap
7681 #ifdef FEAT_FOLDING
7682 || hasFolding(curwin->w_cursor.lnum, NULL, NULL)
7683 #endif
7684 )
7685 {
7686 oap->motion_type = MLINE;
7687 i = cursor_down(cap->count1, oap->op_type == OP_NOP);
7688 }
7689 else
7690 i = nv_screengo(oap, FORWARD, cap->count1);
7691 if (i == FAIL)
7692 clearopbeep(oap);
7693 break;
7694
7695 case 'k':
7696 case K_UP:
7697 /* with 'nowrap' it works just like the normal "k" command; also when
7698 * in a closed fold */
7699 if (!curwin->w_p_wrap
7700 #ifdef FEAT_FOLDING
7701 || hasFolding(curwin->w_cursor.lnum, NULL, NULL)
7702 #endif
7703 )
7704 {
7705 oap->motion_type = MLINE;
7706 i = cursor_up(cap->count1, oap->op_type == OP_NOP);
7707 }
7708 else
7709 i = nv_screengo(oap, BACKWARD, cap->count1);
7710 if (i == FAIL)
7711 clearopbeep(oap);
7712 break;
7713
7714 /*
7715 * "gJ": join two lines without inserting a space.
7716 */
7717 case 'J':
7718 nv_join(cap);
7719 break;
7720
7721 /*
7722 * "g0", "g^" and "g$": Like "0", "^" and "$" but for screen lines.
7723 * "gm": middle of "g0" and "g$".
7724 */
7725 case '^':
7726 flag = TRUE;
7727 /* FALLTHROUGH */
7728
7729 case '0':
7730 case 'm':
7731 case K_HOME:
7732 case K_KHOME:
7733 oap->motion_type = MCHAR;
7734 oap->inclusive = FALSE;
7735 if (curwin->w_p_wrap
7736 #ifdef FEAT_VERTSPLIT
7737 && curwin->w_width != 0
7738 #endif
7739 )
7740 {
7741 int width1 = W_WIDTH(curwin) - curwin_col_off();
7742 int width2 = width1 + curwin_col_off2();
7743
7744 validate_virtcol();
7745 i = 0;
7746 if (curwin->w_virtcol >= (colnr_T)width1 && width2 > 0)
7747 i = (curwin->w_virtcol - width1) / width2 * width2 + width1;
7748 }
7749 else
7750 i = curwin->w_leftcol;
7751 /* Go to the middle of the screen line. When 'number' is on and lines
7752 * are wrapping the middle can be more to the left.*/
7753 if (cap->nchar == 'm')
7754 i += (W_WIDTH(curwin) - curwin_col_off()
7755 + ((curwin->w_p_wrap && i > 0)
7756 ? curwin_col_off2() : 0)) / 2;
7757 coladvance((colnr_T)i);
7758 if (flag)
7759 {
7760 do
7761 i = gchar_cursor();
7762 while (vim_iswhite(i) && oneright() == OK);
7763 }
7764 curwin->w_set_curswant = TRUE;
7765 break;
7766
7767 case '_':
7768 /* "g_": to the last non-blank character in the line or <count> lines
7769 * downward. */
7770 cap->oap->motion_type = MCHAR;
7771 cap->oap->inclusive = TRUE;
7772 curwin->w_curswant = MAXCOL;
7773 if (cursor_down((long)(cap->count1 - 1),
7774 cap->oap->op_type == OP_NOP) == FAIL)
7775 clearopbeep(cap->oap);
7776 else
7777 {
7778 char_u *ptr = ml_get_curline();
7779
7780 /* In Visual mode we may end up after the line. */
7781 if (curwin->w_cursor.col > 0 && ptr[curwin->w_cursor.col] == NUL)
7782 --curwin->w_cursor.col;
7783
7784 /* Decrease the cursor column until it's on a non-blank. */
7785 while (curwin->w_cursor.col > 0
7786 && vim_iswhite(ptr[curwin->w_cursor.col]))
7787 --curwin->w_cursor.col;
7788 curwin->w_set_curswant = TRUE;
7789 }
7790 break;
7791
7792 case '$':
7793 case K_END:
7794 case K_KEND:
7795 {
7796 int col_off = curwin_col_off();
7797
7798 oap->motion_type = MCHAR;
7799 oap->inclusive = TRUE;
7800 if (curwin->w_p_wrap
7801 #ifdef FEAT_VERTSPLIT
7802 && curwin->w_width != 0
7803 #endif
7804 )
7805 {
7806 curwin->w_curswant = MAXCOL; /* so we stay at the end */
7807 if (cap->count1 == 1)
7808 {
7809 int width1 = W_WIDTH(curwin) - col_off;
7810 int width2 = width1 + curwin_col_off2();
7811
7812 validate_virtcol();
7813 i = width1 - 1;
7814 if (curwin->w_virtcol >= (colnr_T)width1)
7815 i += ((curwin->w_virtcol - width1) / width2 + 1)
7816 * width2;
7817 coladvance((colnr_T)i);
7818 #if defined(FEAT_LINEBREAK) || defined(FEAT_MBYTE)
7819 if (curwin->w_cursor.col > 0 && curwin->w_p_wrap)
7820 {
7821 /*
7822 * Check for landing on a character that got split at
7823 * the end of the line. We do not want to advance to
7824 * the next screen line.
7825 */
7826 validate_virtcol();
7827 if (curwin->w_virtcol > (colnr_T)i)
7828 --curwin->w_cursor.col;
7829 }
7830 #endif
7831 }
7832 else if (nv_screengo(oap, FORWARD, cap->count1 - 1) == FAIL)
7833 clearopbeep(oap);
7834 }
7835 else
7836 {
7837 i = curwin->w_leftcol + W_WIDTH(curwin) - col_off - 1;
7838 coladvance((colnr_T)i);
7839
7840 /* Make sure we stick in this column. */
7841 validate_virtcol();
7842 curwin->w_curswant = curwin->w_virtcol;
7843 curwin->w_set_curswant = FALSE;
7844 }
7845 }
7846 break;
7847
7848 /*
7849 * "g*" and "g#", like "*" and "#" but without using "\<" and "\>"
7850 */
7851 case '*':
7852 case '#':
7853 #if POUND != '#'
7854 case POUND: /* pound sign (sometimes equal to '#') */
7855 #endif
7856 case Ctrl_RSB: /* :tag or :tselect for current identifier */
7857 case ']': /* :tselect for current identifier */
7858 nv_ident(cap);
7859 break;
7860
7861 /*
7862 * ge and gE: go back to end of word
7863 */
7864 case 'e':
7865 case 'E':
7866 oap->motion_type = MCHAR;
7867 curwin->w_set_curswant = TRUE;
7868 oap->inclusive = TRUE;
7869 if (bckend_word(cap->count1, cap->nchar == 'E', FALSE) == FAIL)
7870 clearopbeep(oap);
7871 break;
7872
7873 /*
7874 * "g CTRL-G": display info about cursor position
7875 */
7876 case Ctrl_G:
7877 cursor_pos_info();
7878 break;
7879
7880 /*
7881 * "gi": start Insert at the last position.
7882 */
7883 case 'i':
7884 if (curbuf->b_last_insert.lnum != 0)
7885 {
7886 curwin->w_cursor = curbuf->b_last_insert;
7887 check_cursor_lnum();
7888 i = (int)STRLEN(ml_get_curline());
7889 if (curwin->w_cursor.col > (colnr_T)i)
7890 {
7891 #ifdef FEAT_VIRTUALEDIT
7892 if (virtual_active())
7893 curwin->w_cursor.coladd += curwin->w_cursor.col - i;
7894 #endif
7895 curwin->w_cursor.col = i;
7896 }
7897 }
7898 cap->cmdchar = 'i';
7899 nv_edit(cap);
7900 break;
7901
7902 /*
7903 * "gI": Start insert in column 1.
7904 */
7905 case 'I':
7906 beginline(0);
7907 if (!checkclearopq(oap))
7908 invoke_edit(cap, FALSE, 'g', FALSE);
7909 break;
7910
7911 #ifdef FEAT_SEARCHPATH
7912 /*
7913 * "gf": goto file, edit file under cursor
7914 * "]f" and "[f": can also be used.
7915 */
7916 case 'f':
7917 case 'F':
7918 nv_gotofile(cap);
7919 break;
7920 #endif
7921
7922 /* "g'm" and "g`m": jump to mark without setting pcmark */
7923 case '\'':
7924 cap->arg = TRUE;
7925 /*FALLTHROUGH*/
7926 case '`':
7927 nv_gomark(cap);
7928 break;
7929
7930 /*
7931 * "gs": Goto sleep.
7932 */
7933 case 's':
7934 do_sleep(cap->count1 * 1000L);
7935 break;
7936
7937 /*
7938 * "ga": Display the ascii value of the character under the
7939 * cursor. It is displayed in decimal, hex, and octal. -- webb
7940 */
7941 case 'a':
7942 do_ascii(NULL);
7943 break;
7944
7945 #ifdef FEAT_MBYTE
7946 /*
7947 * "g8": Display the bytes used for the UTF-8 character under the
7948 * cursor. It is displayed in hex.
7949 * "8g8" finds illegal byte sequence.
7950 */
7951 case '8':
7952 if (cap->count0 == 8)
7953 utf_find_illegal();
7954 else
7955 show_utf8();
7956 break;
7957 #endif
7958
7959 case '<':
7960 show_sb_text();
7961 break;
7962
7963 /*
7964 * "gg": Goto the first line in file. With a count it goes to
7965 * that line number like for "G". -- webb
7966 */
7967 case 'g':
7968 cap->arg = FALSE;
7969 nv_goto(cap);
7970 break;
7971
7972 /*
7973 * Two-character operators:
7974 * "gq" Format text
7975 * "gw" Format text and keep cursor position
7976 * "g~" Toggle the case of the text.
7977 * "gu" Change text to lower case.
7978 * "gU" Change text to upper case.
7979 * "g?" rot13 encoding
7980 * "g@" call 'operatorfunc'
7981 */
7982 case 'q':
7983 case 'w':
7984 oap->cursor_start = curwin->w_cursor;
7985 /*FALLTHROUGH*/
7986 case '~':
7987 case 'u':
7988 case 'U':
7989 case '?':
7990 case '@':
7991 nv_operator(cap);
7992 break;
7993
7994 /*
7995 * "gd": Find first occurrence of pattern under the cursor in the
7996 * current function
7997 * "gD": idem, but in the current file.
7998 */
7999 case 'd':
8000 case 'D':
8001 nv_gd(oap, cap->nchar, (int)cap->count0);
8002 break;
8003
8004 #ifdef FEAT_MOUSE
8005 /*
8006 * g<*Mouse> : <C-*mouse>
8007 */
8008 case K_MIDDLEMOUSE:
8009 case K_MIDDLEDRAG:
8010 case K_MIDDLERELEASE:
8011 case K_LEFTMOUSE:
8012 case K_LEFTDRAG:
8013 case K_LEFTRELEASE:
8014 case K_RIGHTMOUSE:
8015 case K_RIGHTDRAG:
8016 case K_RIGHTRELEASE:
8017 case K_X1MOUSE:
8018 case K_X1DRAG:
8019 case K_X1RELEASE:
8020 case K_X2MOUSE:
8021 case K_X2DRAG:
8022 case K_X2RELEASE:
8023 mod_mask = MOD_MASK_CTRL;
8024 (void)do_mouse(oap, cap->nchar, BACKWARD, cap->count1, 0);
8025 break;
8026 #endif
8027
8028 case K_IGNORE:
8029 break;
8030
8031 /*
8032 * "gP" and "gp": same as "P" and "p" but leave cursor just after new text
8033 */
8034 case 'p':
8035 case 'P':
8036 nv_put(cap);
8037 break;
8038
8039 #ifdef FEAT_BYTEOFF
8040 /* "go": goto byte count from start of buffer */
8041 case 'o':
8042 goto_byte(cap->count0);
8043 break;
8044 #endif
8045
8046 /* "gQ": improved Ex mode */
8047 case 'Q':
8048 if (text_locked())
8049 {
8050 clearopbeep(cap->oap);
8051 text_locked_msg();
8052 break;
8053 }
8054
8055 if (!checkclearopq(oap))
8056 do_exmode(TRUE);
8057 break;
8058
8059 #ifdef FEAT_JUMPLIST
8060 case ',':
8061 nv_pcmark(cap);
8062 break;
8063
8064 case ';':
8065 cap->count1 = -cap->count1;
8066 nv_pcmark(cap);
8067 break;
8068 #endif
8069
8070 #ifdef FEAT_WINDOWS
8071 case 't':
8072 goto_tabpage((int)cap->count0);
8073 break;
8074 case 'T':
8075 goto_tabpage(-(int)cap->count1);
8076 break;
8077 #endif
8078
8079 case '+':
8080 case '-': /* "g+" and "g-": undo or redo along the timeline */
8081 if (!checkclearopq(oap))
8082 undo_time(cap->nchar == '-' ? -cap->count1 : cap->count1,
8083 FALSE, FALSE);
8084 break;
8085
8086 default:
8087 clearopbeep(oap);
8088 break;
8089 }
8090 }
8091
8092 /*
8093 * Handle "o" and "O" commands.
8094 */
8095 static void
8096 n_opencmd(cap)
8097 cmdarg_T *cap;
8098 {
8099 if (!checkclearopq(cap->oap))
8100 {
8101 #ifdef FEAT_FOLDING
8102 if (cap->cmdchar == 'O')
8103 /* Open above the first line of a folded sequence of lines */
8104 (void)hasFolding(curwin->w_cursor.lnum,
8105 &curwin->w_cursor.lnum, NULL);
8106 else
8107 /* Open below the last line of a folded sequence of lines */
8108 (void)hasFolding(curwin->w_cursor.lnum,
8109 NULL, &curwin->w_cursor.lnum);
8110 #endif
8111 if (u_save((linenr_T)(curwin->w_cursor.lnum -
8112 (cap->cmdchar == 'O' ? 1 : 0)),
8113 (linenr_T)(curwin->w_cursor.lnum +
8114 (cap->cmdchar == 'o' ? 1 : 0))
8115 ) == OK
8116 && open_line(cap->cmdchar == 'O' ? BACKWARD : FORWARD,
8117 #ifdef FEAT_COMMENTS
8118 has_format_option(FO_OPEN_COMS) ? OPENLINE_DO_COM :
8119 #endif
8120 0, 0))
8121 {
8122 /* When '#' is in 'cpoptions' ignore the count. */
8123 if (vim_strchr(p_cpo, CPO_HASH) != NULL)
8124 cap->count1 = 1;
8125 invoke_edit(cap, FALSE, cap->cmdchar, TRUE);
8126 }
8127 }
8128 }
8129
8130 /*
8131 * "." command: redo last change.
8132 */
8133 static void
8134 nv_dot(cap)
8135 cmdarg_T *cap;
8136 {
8137 if (!checkclearopq(cap->oap))
8138 {
8139 /*
8140 * If "restart_edit" is TRUE, the last but one command is repeated
8141 * instead of the last command (inserting text). This is used for
8142 * CTRL-O <.> in insert mode.
8143 */
8144 if (start_redo(cap->count0, restart_edit != 0 && !arrow_used) == FAIL)
8145 clearopbeep(cap->oap);
8146 }
8147 }
8148
8149 /*
8150 * CTRL-R: undo undo
8151 */
8152 static void
8153 nv_redo(cap)
8154 cmdarg_T *cap;
8155 {
8156 if (!checkclearopq(cap->oap))
8157 {
8158 u_redo((int)cap->count1);
8159 curwin->w_set_curswant = TRUE;
8160 }
8161 }
8162
8163 /*
8164 * Handle "U" command.
8165 */
8166 static void
8167 nv_Undo(cap)
8168 cmdarg_T *cap;
8169 {
8170 /* In Visual mode and typing "gUU" triggers an operator */
8171 if (cap->oap->op_type == OP_UPPER
8172 #ifdef FEAT_VISUAL
8173 || VIsual_active
8174 #endif
8175 )
8176 {
8177 /* translate "gUU" to "gUgU" */
8178 cap->cmdchar = 'g';
8179 cap->nchar = 'U';
8180 nv_operator(cap);
8181 }
8182 else if (!checkclearopq(cap->oap))
8183 {
8184 u_undoline();
8185 curwin->w_set_curswant = TRUE;
8186 }
8187 }
8188
8189 /*
8190 * '~' command: If tilde is not an operator and Visual is off: swap case of a
8191 * single character.
8192 */
8193 static void
8194 nv_tilde(cap)
8195 cmdarg_T *cap;
8196 {
8197 if (!p_to
8198 #ifdef FEAT_VISUAL
8199 && !VIsual_active
8200 #endif
8201 && cap->oap->op_type != OP_TILDE)
8202 n_swapchar(cap);
8203 else
8204 nv_operator(cap);
8205 }
8206
8207 /*
8208 * Handle an operator command.
8209 * The actual work is done by do_pending_operator().
8210 */
8211 static void
8212 nv_operator(cap)
8213 cmdarg_T *cap;
8214 {
8215 int op_type;
8216
8217 op_type = get_op_type(cap->cmdchar, cap->nchar);
8218
8219 if (op_type == cap->oap->op_type) /* double operator works on lines */
8220 nv_lineop(cap);
8221 else if (!checkclearop(cap->oap))
8222 {
8223 cap->oap->start = curwin->w_cursor;
8224 cap->oap->op_type = op_type;
8225 #ifdef FEAT_EVAL
8226 set_op_var(op_type);
8227 #endif
8228 }
8229 }
8230
8231 #ifdef FEAT_EVAL
8232 /*
8233 * Set v:operator to the characters for "optype".
8234 */
8235 static void
8236 set_op_var(optype)
8237 int optype;
8238 {
8239 char_u opchars[3];
8240
8241 if (optype == OP_NOP)
8242 set_vim_var_string(VV_OP, NULL, 0);
8243 else
8244 {
8245 opchars[0] = get_op_char(optype);
8246 opchars[1] = get_extra_op_char(optype);
8247 opchars[2] = NUL;
8248 set_vim_var_string(VV_OP, opchars, -1);
8249 }
8250 }
8251 #endif
8252
8253 /*
8254 * Handle linewise operator "dd", "yy", etc.
8255 *
8256 * "_" is is a strange motion command that helps make operators more logical.
8257 * It is actually implemented, but not documented in the real Vi. This motion
8258 * command actually refers to "the current line". Commands like "dd" and "yy"
8259 * are really an alternate form of "d_" and "y_". It does accept a count, so
8260 * "d3_" works to delete 3 lines.
8261 */
8262 static void
8263 nv_lineop(cap)
8264 cmdarg_T *cap;
8265 {
8266 cap->oap->motion_type = MLINE;
8267 if (cursor_down(cap->count1 - 1L, cap->oap->op_type == OP_NOP) == FAIL)
8268 clearopbeep(cap->oap);
8269 else if ( cap->oap->op_type == OP_DELETE
8270 || cap->oap->op_type == OP_LSHIFT
8271 || cap->oap->op_type == OP_RSHIFT)
8272 beginline(BL_SOL | BL_FIX);
8273 else if (cap->oap->op_type != OP_YANK) /* 'Y' does not move cursor */
8274 beginline(BL_WHITE | BL_FIX);
8275 }
8276
8277 /*
8278 * <Home> command.
8279 */
8280 static void
8281 nv_home(cap)
8282 cmdarg_T *cap;
8283 {
8284 /* CTRL-HOME is like "gg" */
8285 if (mod_mask & MOD_MASK_CTRL)
8286 nv_goto(cap);
8287 else
8288 {
8289 cap->count0 = 1;
8290 nv_pipe(cap);
8291 }
8292 ins_at_eol = FALSE; /* Don't move cursor past eol (only necessary in a
8293 one-character line). */
8294 }
8295
8296 /*
8297 * "|" command.
8298 */
8299 static void
8300 nv_pipe(cap)
8301 cmdarg_T *cap;
8302 {
8303 cap->oap->motion_type = MCHAR;
8304 cap->oap->inclusive = FALSE;
8305 beginline(0);
8306 if (cap->count0 > 0)
8307 {
8308 coladvance((colnr_T)(cap->count0 - 1));
8309 curwin->w_curswant = (colnr_T)(cap->count0 - 1);
8310 }
8311 else
8312 curwin->w_curswant = 0;
8313 /* keep curswant at the column where we wanted to go, not where
8314 we ended; differs if line is too short */
8315 curwin->w_set_curswant = FALSE;
8316 }
8317
8318 /*
8319 * Handle back-word command "b" and "B".
8320 * cap->arg is 1 for "B"
8321 */
8322 static void
8323 nv_bck_word(cap)
8324 cmdarg_T *cap;
8325 {
8326 cap->oap->motion_type = MCHAR;
8327 cap->oap->inclusive = FALSE;
8328 curwin->w_set_curswant = TRUE;
8329 if (bck_word(cap->count1, cap->arg, FALSE) == FAIL)
8330 clearopbeep(cap->oap);
8331 #ifdef FEAT_FOLDING
8332 else if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP)
8333 foldOpenCursor();
8334 #endif
8335 }
8336
8337 /*
8338 * Handle word motion commands "e", "E", "w" and "W".
8339 * cap->arg is TRUE for "E" and "W".
8340 */
8341 static void
8342 nv_wordcmd(cap)
8343 cmdarg_T *cap;
8344 {
8345 int n;
8346 int word_end;
8347 int flag = FALSE;
8348
8349 /*
8350 * Set inclusive for the "E" and "e" command.
8351 */
8352 if (cap->cmdchar == 'e' || cap->cmdchar == 'E')
8353 word_end = TRUE;
8354 else
8355 word_end = FALSE;
8356 cap->oap->inclusive = word_end;
8357
8358 /*
8359 * "cw" and "cW" are a special case.
8360 */
8361 if (!word_end && cap->oap->op_type == OP_CHANGE)
8362 {
8363 n = gchar_cursor();
8364 if (n != NUL) /* not an empty line */
8365 {
8366 if (vim_iswhite(n))
8367 {
8368 /*
8369 * Reproduce a funny Vi behaviour: "cw" on a blank only
8370 * changes one character, not all blanks until the start of
8371 * the next word. Only do this when the 'w' flag is included
8372 * in 'cpoptions'.
8373 */
8374 if (cap->count1 == 1 && vim_strchr(p_cpo, CPO_CW) != NULL)
8375 {
8376 cap->oap->inclusive = TRUE;
8377 cap->oap->motion_type = MCHAR;
8378 return;
8379 }
8380 }
8381 else
8382 {
8383 /*
8384 * This is a little strange. To match what the real Vi does,
8385 * we effectively map 'cw' to 'ce', and 'cW' to 'cE', provided
8386 * that we are not on a space or a TAB. This seems impolite
8387 * at first, but it's really more what we mean when we say
8388 * 'cw'.
8389 * Another strangeness: When standing on the end of a word
8390 * "ce" will change until the end of the next wordt, but "cw"
8391 * will change only one character! This is done by setting
8392 * flag.
8393 */
8394 cap->oap->inclusive = TRUE;
8395 word_end = TRUE;
8396 flag = TRUE;
8397 }
8398 }
8399 }
8400
8401 cap->oap->motion_type = MCHAR;
8402 curwin->w_set_curswant = TRUE;
8403 if (word_end)
8404 n = end_word(cap->count1, cap->arg, flag, FALSE);
8405 else
8406 n = fwd_word(cap->count1, cap->arg, cap->oap->op_type != OP_NOP);
8407
8408 /* Don't leave the cursor on the NUL past the end of line. */
8409 if (n != FAIL)
8410 adjust_cursor(cap->oap);
8411
8412 if (n == FAIL && cap->oap->op_type == OP_NOP)
8413 clearopbeep(cap->oap);
8414 else
8415 {
8416 #ifdef FEAT_VISUAL
8417 adjust_for_sel(cap);
8418 #endif
8419 #ifdef FEAT_FOLDING
8420 if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP)
8421 foldOpenCursor();
8422 #endif
8423 }
8424 }
8425
8426 /*
8427 * Used after a movement command: If the cursor ends up on the NUL after the
8428 * end of the line, may move it back to the last character and make the motion
8429 * inclusive.
8430 */
8431 static void
8432 adjust_cursor(oap)
8433 oparg_T *oap;
8434 {
8435 /* The cursor cannot remain on the NUL when:
8436 * - the column is > 0
8437 * - not in Visual mode or 'selection' is "o"
8438 * - 'virtualedit' is not "all" and not "onemore".
8439 */
8440 if (curwin->w_cursor.col > 0 && gchar_cursor() == NUL
8441 #ifdef FEAT_VISUAL
8442 && (!VIsual_active || *p_sel == 'o')
8443 #endif
8444 #ifdef FEAT_VIRTUALEDIT
8445 && !virtual_active() && (ve_flags & VE_ONEMORE) == 0
8446 #endif
8447 )
8448 {
8449 --curwin->w_cursor.col;
8450 #ifdef FEAT_MBYTE
8451 /* prevent cursor from moving on the trail byte */
8452 if (has_mbyte)
8453 mb_adjust_cursor();
8454 #endif
8455 oap->inclusive = TRUE;
8456 }
8457 }
8458
8459 /*
8460 * "0" and "^" commands.
8461 * cap->arg is the argument for beginline().
8462 */
8463 static void
8464 nv_beginline(cap)
8465 cmdarg_T *cap;
8466 {
8467 cap->oap->motion_type = MCHAR;
8468 cap->oap->inclusive = FALSE;
8469 beginline(cap->arg);
8470 #ifdef FEAT_FOLDING
8471 if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP)
8472 foldOpenCursor();
8473 #endif
8474 ins_at_eol = FALSE; /* Don't move cursor past eol (only necessary in a
8475 one-character line). */
8476 }
8477
8478 #ifdef FEAT_VISUAL
8479 /*
8480 * In exclusive Visual mode, may include the last character.
8481 */
8482 static void
8483 adjust_for_sel(cap)
8484 cmdarg_T *cap;
8485 {
8486 if (VIsual_active && cap->oap->inclusive && *p_sel == 'e'
8487 && gchar_cursor() != NUL && lt(VIsual, curwin->w_cursor))
8488 {
8489 # ifdef FEAT_MBYTE
8490 if (has_mbyte)
8491 inc_cursor();
8492 else
8493 # endif
8494 ++curwin->w_cursor.col;
8495 cap->oap->inclusive = FALSE;
8496 }
8497 }
8498
8499 /*
8500 * Exclude last character at end of Visual area for 'selection' == "exclusive".
8501 * Should check VIsual_mode before calling this.
8502 * Returns TRUE when backed up to the previous line.
8503 */
8504 static int
8505 unadjust_for_sel()
8506 {
8507 pos_T *pp;
8508
8509 if (*p_sel == 'e' && !equalpos(VIsual, curwin->w_cursor))
8510 {
8511 if (lt(VIsual, curwin->w_cursor))
8512 pp = &curwin->w_cursor;
8513 else
8514 pp = &VIsual;
8515 #ifdef FEAT_VIRTUALEDIT
8516 if (pp->coladd > 0)
8517 --pp->coladd;
8518 else
8519 #endif
8520 if (pp->col > 0)
8521 {
8522 --pp->col;
8523 #ifdef FEAT_MBYTE
8524 mb_adjustpos(pp);
8525 #endif
8526 }
8527 else if (pp->lnum > 1)
8528 {
8529 --pp->lnum;
8530 pp->col = (colnr_T)STRLEN(ml_get(pp->lnum));
8531 return TRUE;
8532 }
8533 }
8534 return FALSE;
8535 }
8536
8537 /*
8538 * SELECT key in Normal or Visual mode: end of Select mode mapping.
8539 */
8540 static void
8541 nv_select(cap)
8542 cmdarg_T *cap;
8543 {
8544 if (VIsual_active)
8545 VIsual_select = TRUE;
8546 else if (VIsual_reselect)
8547 {
8548 cap->nchar = 'v'; /* fake "gv" command */
8549 cap->arg = TRUE;
8550 nv_g_cmd(cap);
8551 }
8552 }
8553
8554 #endif
8555
8556 /*
8557 * "G", "gg", CTRL-END, CTRL-HOME.
8558 * cap->arg is TRUE for "G".
8559 */
8560 static void
8561 nv_goto(cap)
8562 cmdarg_T *cap;
8563 {
8564 linenr_T lnum;
8565
8566 if (cap->arg)
8567 lnum = curbuf->b_ml.ml_line_count;
8568 else
8569 lnum = 1L;
8570 cap->oap->motion_type = MLINE;
8571 setpcmark();
8572
8573 /* When a count is given, use it instead of the default lnum */
8574 if (cap->count0 != 0)
8575 lnum = cap->count0;
8576 if (lnum < 1L)
8577 lnum = 1L;
8578 else if (lnum > curbuf->b_ml.ml_line_count)
8579 lnum = curbuf->b_ml.ml_line_count;
8580 curwin->w_cursor.lnum = lnum;
8581 beginline(BL_SOL | BL_FIX);
8582 #ifdef FEAT_FOLDING
8583 if ((fdo_flags & FDO_JUMP) && KeyTyped && cap->oap->op_type == OP_NOP)
8584 foldOpenCursor();
8585 #endif
8586 }
8587
8588 /*
8589 * CTRL-\ in Normal mode.
8590 */
8591 static void
8592 nv_normal(cap)
8593 cmdarg_T *cap;
8594 {
8595 if (cap->nchar == Ctrl_N || cap->nchar == Ctrl_G)
8596 {
8597 clearop(cap->oap);
8598 if (restart_edit != 0 && mode_displayed)
8599 clear_cmdline = TRUE; /* unshow mode later */
8600 restart_edit = 0;
8601 #ifdef FEAT_CMDWIN
8602 if (cmdwin_type != 0)
8603 cmdwin_result = Ctrl_C;
8604 #endif
8605 #ifdef FEAT_VISUAL
8606 if (VIsual_active)
8607 {
8608 end_visual_mode(); /* stop Visual */
8609 redraw_curbuf_later(INVERTED);
8610 }
8611 #endif
8612 /* CTRL-\ CTRL-G restarts Insert mode when 'insertmode' is set. */
8613 if (cap->nchar == Ctrl_G && p_im)
8614 restart_edit = 'a';
8615 }
8616 else
8617 clearopbeep(cap->oap);
8618 }
8619
8620 /*
8621 * ESC in Normal mode: beep, but don't flush buffers.
8622 * Don't even beep if we are canceling a command.
8623 */
8624 static void
8625 nv_esc(cap)
8626 cmdarg_T *cap;
8627 {
8628 int no_reason;
8629
8630 no_reason = (cap->oap->op_type == OP_NOP
8631 && cap->opcount == 0
8632 && cap->count0 == 0
8633 && cap->oap->regname == 0
8634 && !p_im);
8635
8636 if (cap->arg) /* TRUE for CTRL-C */
8637 {
8638 if (restart_edit == 0
8639 #ifdef FEAT_CMDWIN
8640 && cmdwin_type == 0
8641 #endif
8642 #ifdef FEAT_VISUAL
8643 && !VIsual_active
8644 #endif
8645 && no_reason)
8646 MSG(_("Type :quit<Enter> to exit Vim"));
8647
8648 /* Don't reset "restart_edit" when 'insertmode' is set, it won't be
8649 * set again below when halfway a mapping. */
8650 if (!p_im)
8651 restart_edit = 0;
8652 #ifdef FEAT_CMDWIN
8653 if (cmdwin_type != 0)
8654 {
8655 cmdwin_result = K_IGNORE;
8656 got_int = FALSE; /* don't stop executing autocommands et al. */
8657 return;
8658 }
8659 #endif
8660 }
8661
8662 #ifdef FEAT_VISUAL
8663 if (VIsual_active)
8664 {
8665 end_visual_mode(); /* stop Visual */
8666 check_cursor_col(); /* make sure cursor is not beyond EOL */
8667 curwin->w_set_curswant = TRUE;
8668 redraw_curbuf_later(INVERTED);
8669 }
8670 else
8671 #endif
8672 if (no_reason)
8673 vim_beep();
8674 clearop(cap->oap);
8675
8676 /* A CTRL-C is often used at the start of a menu. When 'insertmode' is
8677 * set return to Insert mode afterwards. */
8678 if (restart_edit == 0 && goto_im()
8679 #ifdef FEAT_EX_EXTRA
8680 && ex_normal_busy == 0
8681 #endif
8682 )
8683 restart_edit = 'a';
8684 }
8685
8686 /*
8687 * Handle "A", "a", "I", "i" and <Insert> commands.
8688 */
8689 static void
8690 nv_edit(cap)
8691 cmdarg_T *cap;
8692 {
8693 /* <Insert> is equal to "i" */
8694 if (cap->cmdchar == K_INS || cap->cmdchar == K_KINS)
8695 cap->cmdchar = 'i';
8696
8697 #ifdef FEAT_VISUAL
8698 /* in Visual mode "A" and "I" are an operator */
8699 if (VIsual_active && (cap->cmdchar == 'A' || cap->cmdchar == 'I'))
8700 v_visop(cap);
8701
8702 /* in Visual mode and after an operator "a" and "i" are for text objects */
8703 else
8704 #endif
8705 if ((cap->cmdchar == 'a' || cap->cmdchar == 'i')
8706 && (cap->oap->op_type != OP_NOP
8707 #ifdef FEAT_VISUAL
8708 || VIsual_active
8709 #endif
8710 ))
8711 {
8712 #ifdef FEAT_TEXTOBJ
8713 nv_object(cap);
8714 #else
8715 clearopbeep(cap->oap);
8716 #endif
8717 }
8718 else if (!curbuf->b_p_ma && !p_im)
8719 {
8720 /* Only give this error when 'insertmode' is off. */
8721 EMSG(_(e_modifiable));
8722 clearop(cap->oap);
8723 }
8724 else if (!checkclearopq(cap->oap))
8725 {
8726 switch (cap->cmdchar)
8727 {
8728 case 'A': /* "A"ppend after the line */
8729 curwin->w_set_curswant = TRUE;
8730 #ifdef FEAT_VIRTUALEDIT
8731 if (ve_flags == VE_ALL)
8732 {
8733 int save_State = State;
8734
8735 /* Pretent Insert mode here to allow the cursor on the
8736 * character past the end of the line */
8737 State = INSERT;
8738 coladvance((colnr_T)MAXCOL);
8739 State = save_State;
8740 }
8741 else
8742 #endif
8743 curwin->w_cursor.col += (colnr_T)STRLEN(ml_get_cursor());
8744 break;
8745
8746 case 'I': /* "I"nsert before the first non-blank */
8747 if (vim_strchr(p_cpo, CPO_INSEND) == NULL)
8748 beginline(BL_WHITE);
8749 else
8750 beginline(BL_WHITE|BL_FIX);
8751 break;
8752
8753 case 'a': /* "a"ppend is like "i"nsert on the next character. */
8754 #ifdef FEAT_VIRTUALEDIT
8755 /* increment coladd when in virtual space, increment the
8756 * column otherwise, also to append after an unprintable char */
8757 if (virtual_active()
8758 && (curwin->w_cursor.coladd > 0
8759 || *ml_get_cursor() == NUL
8760 || *ml_get_cursor() == TAB))
8761 curwin->w_cursor.coladd++;
8762 else
8763 #endif
8764 if (*ml_get_cursor() != NUL)
8765 inc_cursor();
8766 break;
8767 }
8768
8769 #ifdef FEAT_VIRTUALEDIT
8770 if (curwin->w_cursor.coladd && cap->cmdchar != 'A')
8771 {
8772 int save_State = State;
8773
8774 /* Pretent Insert mode here to allow the cursor on the
8775 * character past the end of the line */
8776 State = INSERT;
8777 coladvance(getviscol());
8778 State = save_State;
8779 }
8780 #endif
8781
8782 invoke_edit(cap, FALSE, cap->cmdchar, FALSE);
8783 }
8784 }
8785
8786 /*
8787 * Invoke edit() and take care of "restart_edit" and the return value.
8788 */
8789 static void
8790 invoke_edit(cap, repl, cmd, startln)
8791 cmdarg_T *cap;
8792 int repl; /* "r" or "gr" command */
8793 int cmd;
8794 int startln;
8795 {
8796 int restart_edit_save = 0;
8797
8798 /* Complicated: When the user types "a<C-O>a" we don't want to do Insert
8799 * mode recursively. But when doing "a<C-O>." or "a<C-O>rx" we do allow
8800 * it. */
8801 if (repl || !stuff_empty())
8802 restart_edit_save = restart_edit;
8803 else
8804 restart_edit_save = 0;
8805
8806 /* Always reset "restart_edit", this is not a restarted edit. */
8807 restart_edit = 0;
8808
8809 if (edit(cmd, startln, cap->count1))
8810 cap->retval |= CA_COMMAND_BUSY;
8811
8812 if (restart_edit == 0)
8813 restart_edit = restart_edit_save;
8814 }
8815
8816 #ifdef FEAT_TEXTOBJ
8817 /*
8818 * "a" or "i" while an operator is pending or in Visual mode: object motion.
8819 */
8820 static void
8821 nv_object(cap)
8822 cmdarg_T *cap;
8823 {
8824 int flag;
8825 int include;
8826 char_u *mps_save;
8827
8828 if (cap->cmdchar == 'i')
8829 include = FALSE; /* "ix" = inner object: exclude white space */
8830 else
8831 include = TRUE; /* "ax" = an object: include white space */
8832
8833 /* Make sure (), [], {} and <> are in 'matchpairs' */
8834 mps_save = curbuf->b_p_mps;
8835 curbuf->b_p_mps = (char_u *)"(:),{:},[:],<:>";
8836
8837 switch (cap->nchar)
8838 {
8839 case 'w': /* "aw" = a word */
8840 flag = current_word(cap->oap, cap->count1, include, FALSE);
8841 break;
8842 case 'W': /* "aW" = a WORD */
8843 flag = current_word(cap->oap, cap->count1, include, TRUE);
8844 break;
8845 case 'b': /* "ab" = a braces block */
8846 case '(':
8847 case ')':
8848 flag = current_block(cap->oap, cap->count1, include, '(', ')');
8849 break;
8850 case 'B': /* "aB" = a Brackets block */
8851 case '{':
8852 case '}':
8853 flag = current_block(cap->oap, cap->count1, include, '{', '}');
8854 break;
8855 case '[': /* "a[" = a [] block */
8856 case ']':
8857 flag = current_block(cap->oap, cap->count1, include, '[', ']');
8858 break;
8859 case '<': /* "a<" = a <> block */
8860 case '>':
8861 flag = current_block(cap->oap, cap->count1, include, '<', '>');
8862 break;
8863 case 't': /* "at" = a tag block (xml and html) */
8864 flag = current_tagblock(cap->oap, cap->count1, include);
8865 break;
8866 case 'p': /* "ap" = a paragraph */
8867 flag = current_par(cap->oap, cap->count1, include, 'p');
8868 break;
8869 case 's': /* "as" = a sentence */
8870 flag = current_sent(cap->oap, cap->count1, include);
8871 break;
8872 case '"': /* "a"" = a double quoted string */
8873 case '\'': /* "a'" = a single quoted string */
8874 case '`': /* "a`" = a backtick quoted string */
8875 flag = current_quote(cap->oap, cap->count1, include,
8876 cap->nchar);
8877 break;
8878 #if 0 /* TODO */
8879 case 'S': /* "aS" = a section */
8880 case 'f': /* "af" = a filename */
8881 case 'u': /* "au" = a URL */
8882 #endif
8883 default:
8884 flag = FAIL;
8885 break;
8886 }
8887
8888 curbuf->b_p_mps = mps_save;
8889 if (flag == FAIL)
8890 clearopbeep(cap->oap);
8891 adjust_cursor_col();
8892 curwin->w_set_curswant = TRUE;
8893 }
8894 #endif
8895
8896 /*
8897 * "q" command: Start/stop recording.
8898 * "q:", "q/", "q?": edit command-line in command-line window.
8899 */
8900 static void
8901 nv_record(cap)
8902 cmdarg_T *cap;
8903 {
8904 if (cap->oap->op_type == OP_FORMAT)
8905 {
8906 /* "gqq" is the same as "gqgq": format line */
8907 cap->cmdchar = 'g';
8908 cap->nchar = 'q';
8909 nv_operator(cap);
8910 }
8911 else if (!checkclearop(cap->oap))
8912 {
8913 #ifdef FEAT_CMDWIN
8914 if (cap->nchar == ':' || cap->nchar == '/' || cap->nchar == '?')
8915 {
8916 stuffcharReadbuff(cap->nchar);
8917 stuffcharReadbuff(K_CMDWIN);
8918 }
8919 else
8920 #endif
8921 /* (stop) recording into a named register, unless executing a
8922 * register */
8923 if (!Exec_reg && do_record(cap->nchar) == FAIL)
8924 clearopbeep(cap->oap);
8925 }
8926 }
8927
8928 /*
8929 * Handle the "@r" command.
8930 */
8931 static void
8932 nv_at(cap)
8933 cmdarg_T *cap;
8934 {
8935 if (checkclearop(cap->oap))
8936 return;
8937 #ifdef FEAT_EVAL
8938 if (cap->nchar == '=')
8939 {
8940 if (get_expr_register() == NUL)
8941 return;
8942 }
8943 #endif
8944 while (cap->count1-- && !got_int)
8945 {
8946 if (do_execreg(cap->nchar, FALSE, FALSE, FALSE) == FAIL)
8947 {
8948 clearopbeep(cap->oap);
8949 break;
8950 }
8951 line_breakcheck();
8952 }
8953 }
8954
8955 /*
8956 * Handle the CTRL-U and CTRL-D commands.
8957 */
8958 static void
8959 nv_halfpage(cap)
8960 cmdarg_T *cap;
8961 {
8962 if ((cap->cmdchar == Ctrl_U && curwin->w_cursor.lnum == 1)
8963 || (cap->cmdchar == Ctrl_D
8964 && curwin->w_cursor.lnum == curbuf->b_ml.ml_line_count))
8965 clearopbeep(cap->oap);
8966 else if (!checkclearop(cap->oap))
8967 halfpage(cap->cmdchar == Ctrl_D, cap->count0);
8968 }
8969
8970 /*
8971 * Handle "J" or "gJ" command.
8972 */
8973 static void
8974 nv_join(cap)
8975 cmdarg_T *cap;
8976 {
8977 #ifdef FEAT_VISUAL
8978 if (VIsual_active) /* join the visual lines */
8979 nv_operator(cap);
8980 else
8981 #endif
8982 if (!checkclearop(cap->oap))
8983 {
8984 if (cap->count0 <= 1)
8985 cap->count0 = 2; /* default for join is two lines! */
8986 if (curwin->w_cursor.lnum + cap->count0 - 1 >
8987 curbuf->b_ml.ml_line_count)
8988 clearopbeep(cap->oap); /* beyond last line */
8989 else
8990 {
8991 prep_redo(cap->oap->regname, cap->count0,
8992 NUL, cap->cmdchar, NUL, NUL, cap->nchar);
8993 do_do_join(cap->count0, cap->nchar == NUL);
8994 }
8995 }
8996 }
8997
8998 /*
8999 * "P", "gP", "p" and "gp" commands.
9000 */
9001 static void
9002 nv_put(cap)
9003 cmdarg_T *cap;
9004 {
9005 #ifdef FEAT_VISUAL
9006 int regname = 0;
9007 void *reg1 = NULL, *reg2 = NULL;
9008 int empty = FALSE;
9009 int was_visual = FALSE;
9010 #endif
9011 int dir;
9012 int flags = 0;
9013
9014 if (cap->oap->op_type != OP_NOP)
9015 {
9016 #ifdef FEAT_DIFF
9017 /* "dp" is ":diffput" */
9018 if (cap->oap->op_type == OP_DELETE && cap->cmdchar == 'p')
9019 {
9020 clearop(cap->oap);
9021 nv_diffgetput(TRUE);
9022 }
9023 else
9024 #endif
9025 clearopbeep(cap->oap);
9026 }
9027 else
9028 {
9029 dir = (cap->cmdchar == 'P'
9030 || (cap->cmdchar == 'g' && cap->nchar == 'P'))
9031 ? BACKWARD : FORWARD;
9032 prep_redo_cmd(cap);
9033 if (cap->cmdchar == 'g')
9034 flags |= PUT_CURSEND;
9035
9036 #ifdef FEAT_VISUAL
9037 if (VIsual_active)
9038 {
9039 /* Putting in Visual mode: The put text replaces the selected
9040 * text. First delete the selected text, then put the new text.
9041 * Need to save and restore the registers that the delete
9042 * overwrites if the old contents is being put.
9043 */
9044 was_visual = TRUE;
9045 regname = cap->oap->regname;
9046 # ifdef FEAT_CLIPBOARD
9047 adjust_clip_reg(&regname);
9048 # endif
9049 if (regname == 0 || VIM_ISDIGIT(regname)
9050 # ifdef FEAT_CLIPBOARD
9051 || (clip_unnamed && (regname == '*' || regname == '+'))
9052 # endif
9053
9054 )
9055 {
9056 /* the delete is going to overwrite the register we want to
9057 * put, save it first. */
9058 reg1 = get_register(regname, TRUE);
9059 }
9060
9061 /* Now delete the selected text. */
9062 cap->cmdchar = 'd';
9063 cap->nchar = NUL;
9064 cap->oap->regname = NUL;
9065 nv_operator(cap);
9066 do_pending_operator(cap, 0, FALSE);
9067 empty = (curbuf->b_ml.ml_flags & ML_EMPTY);
9068
9069 /* delete PUT_LINE_BACKWARD; */
9070 cap->oap->regname = regname;
9071
9072 if (reg1 != NULL)
9073 {
9074 /* Delete probably changed the register we want to put, save
9075 * it first. Then put back what was there before the delete. */
9076 reg2 = get_register(regname, FALSE);
9077 put_register(regname, reg1);
9078 }
9079
9080 /* When deleted a linewise Visual area, put the register as
9081 * lines to avoid it joined with the next line. When deletion was
9082 * characterwise, split a line when putting lines. */
9083 if (VIsual_mode == 'V')
9084 flags |= PUT_LINE;
9085 else if (VIsual_mode == 'v')
9086 flags |= PUT_LINE_SPLIT;
9087 if (VIsual_mode == Ctrl_V && dir == FORWARD)
9088 flags |= PUT_LINE_FORWARD;
9089 dir = BACKWARD;
9090 if ((VIsual_mode != 'V'
9091 && curwin->w_cursor.col < curbuf->b_op_start.col)
9092 || (VIsual_mode == 'V'
9093 && curwin->w_cursor.lnum < curbuf->b_op_start.lnum))
9094 /* cursor is at the end of the line or end of file, put
9095 * forward. */
9096 dir = FORWARD;
9097 }
9098 #endif
9099 do_put(cap->oap->regname, dir, cap->count1, flags);
9100
9101 #ifdef FEAT_VISUAL
9102 /* If a register was saved, put it back now. */
9103 if (reg2 != NULL)
9104 put_register(regname, reg2);
9105
9106 /* What to reselect with "gv"? Selecting the just put text seems to
9107 * be the most useful, since the original text was removed. */
9108 if (was_visual)
9109 {
9110 curbuf->b_visual.vi_start = curbuf->b_op_start;
9111 curbuf->b_visual.vi_end = curbuf->b_op_end;
9112 }
9113
9114 /* When all lines were selected and deleted do_put() leaves an empty
9115 * line that needs to be deleted now. */
9116 if (empty && *ml_get(curbuf->b_ml.ml_line_count) == NUL)
9117 {
9118 ml_delete(curbuf->b_ml.ml_line_count, TRUE);
9119
9120 /* If the cursor was in that line, move it to the end of the last
9121 * line. */
9122 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count)
9123 {
9124 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count;
9125 coladvance((colnr_T)MAXCOL);
9126 }
9127 }
9128 #endif
9129 auto_format(FALSE, TRUE);
9130 }
9131 }
9132
9133 /*
9134 * "o" and "O" commands.
9135 */
9136 static void
9137 nv_open(cap)
9138 cmdarg_T *cap;
9139 {
9140 #ifdef FEAT_DIFF
9141 /* "do" is ":diffget" */
9142 if (cap->oap->op_type == OP_DELETE && cap->cmdchar == 'o')
9143 {
9144 clearop(cap->oap);
9145 nv_diffgetput(FALSE);
9146 }
9147 else
9148 #endif
9149 #ifdef FEAT_VISUAL
9150 if (VIsual_active) /* switch start and end of visual */
9151 v_swap_corners(cap->cmdchar);
9152 else
9153 #endif
9154 n_opencmd(cap);
9155 }
9156
9157 #ifdef FEAT_SNIFF
9158 /*ARGSUSED*/
9159 static void
9160 nv_sniff(cap)
9161 cmdarg_T *cap;
9162 {
9163 ProcessSniffRequests();
9164 }
9165 #endif
9166
9167 #ifdef FEAT_NETBEANS_INTG
9168 static void
9169 nv_nbcmd(cap)
9170 cmdarg_T *cap;
9171 {
9172 netbeans_keycommand(cap->nchar);
9173 }
9174 #endif
9175
9176 #ifdef FEAT_DND
9177 /*ARGSUSED*/
9178 static void
9179 nv_drop(cap)
9180 cmdarg_T *cap;
9181 {
9182 do_put('~', BACKWARD, 1L, PUT_CURSEND);
9183 }
9184 #endif
9185
9186 #ifdef FEAT_AUTOCMD
9187 /*
9188 * Trigger CursorHold event.
9189 * When waiting for a character for 'updatetime' K_CURSORHOLD is put in the
9190 * input buffer. "did_cursorhold" is set to avoid retriggering.
9191 */
9192 /*ARGSUSED*/
9193 static void
9194 nv_cursorhold(cap)
9195 cmdarg_T *cap;
9196 {
9197 apply_autocmds(EVENT_CURSORHOLD, NULL, NULL, FALSE, curbuf);
9198 did_cursorhold = TRUE;
9199 cap->retval |= CA_COMMAND_BUSY; /* don't call edit() now */
9200 }
9201 #endif
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