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Move widget add/del API from WDialog to WGroup.
[midnight-commander.git] / src / editor / editcmd_dialogs.c
blob8b3634f236323165fd665eb016e4184bab8e043f
1 /*
2 Editor dialogs for high level editing commands
3
4 Copyright (C) 2009-2020
5 Free Software Foundation, Inc.
6
7 Written by:
8 Slava Zanko <slavazanko@gmail.com>, 2009
9 Andrew Borodin, <aborodin@vmail.ru>, 2012, 2013
10
11 This file is part of the Midnight Commander.
12
13 The Midnight Commander is free software: you can redistribute it
14 and/or modify it under the terms of the GNU General Public License as
15 published by the Free Software Foundation, either version 3 of the License,
16 or (at your option) any later version.
17
18 The Midnight Commander is distributed in the hope that it will be useful,
19 but WITHOUT ANY WARRANTY; without even the implied warranty of
20 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
21 GNU General Public License for more details.
22
23 You should have received a copy of the GNU General Public License
24 along with this program. If not, see <http://www.gnu.org/licenses/>.
25 */
26
27 #include <config.h>
28
29 #include "lib/global.h"
30 #include "lib/tty/tty.h"
31 #include "lib/skin.h" /* INPUT_COLOR */
32 #include "lib/tty/key.h"
33 #include "lib/search.h"
34 #include "lib/strutil.h"
35 #include "lib/widget.h"
36 #ifdef HAVE_CHARSET
37 #include "lib/charsets.h"
38 #endif
39
40 #include "src/history.h"
41
42 #include "src/editor/editwidget.h"
43 #include "src/editor/etags.h"
44 #include "src/editor/editcmd_dialogs.h"
45
46 #ifdef HAVE_ASPELL
47 #include "src/editor/spell.h"
48 #endif
49
50 /*** global variables ****************************************************************************/
51
52 edit_search_options_t edit_search_options = {
53 .type = MC_SEARCH_T_NORMAL,
54 .case_sens = FALSE,
55 .backwards = FALSE,
56 .only_in_selection = FALSE,
57 .whole_words = FALSE,
58 .all_codepages = FALSE
59 };
60
61 /*** file scope macro definitions ****************************************************************/
62
63 /*** file scope type declarations ****************************************************************/
64
65 /*** file scope variables ************************************************************************/
66
67 /*** file scope functions ************************************************************************/
68 /* --------------------------------------------------------------------------------------------- */
69
70 static cb_ret_t
71 editcmd_dialog_raw_key_query_cb (Widget * w, Widget * sender, widget_msg_t msg, int parm,
72 void *data)
73 {
74 WDialog *h = DIALOG (w);
75
76 switch (msg)
77 {
78 case MSG_KEY:
79 h->ret_value = parm;
80 dlg_stop (h);
81 return MSG_HANDLED;
82 default:
83 return dlg_default_callback (w, sender, msg, parm, data);
84 }
85 }
86
87 /* --------------------------------------------------------------------------------------------- */
88 /*** public functions ****************************************************************************/
89 /* --------------------------------------------------------------------------------------------- */
90
91 gboolean
92 editcmd_dialog_search_show (WEdit * edit)
93 {
94 char *search_text;
95 size_t num_of_types = 0;
96 gchar **list_of_types;
97 int dialog_result;
98
99 list_of_types = mc_search_get_types_strings_array (&num_of_types);
100
101 {
102 quick_widget_t quick_widgets[] = {
103 /* *INDENT-OFF* */
104 QUICK_LABELED_INPUT (N_("Enter search string:"), input_label_above, INPUT_LAST_TEXT,
105 MC_HISTORY_SHARED_SEARCH, &search_text, NULL, FALSE, FALSE,
106 INPUT_COMPLETE_NONE),
107 QUICK_SEPARATOR (TRUE),
108 QUICK_START_COLUMNS,
109 QUICK_RADIO (num_of_types, (const char **) list_of_types,
110 (int *) &edit_search_options.type, NULL),
111 QUICK_NEXT_COLUMN,
112 QUICK_CHECKBOX (N_("Cas&e sensitive"), &edit_search_options.case_sens, NULL),
113 QUICK_CHECKBOX (N_("&Backwards"), &edit_search_options.backwards, NULL),
114 QUICK_CHECKBOX (N_("In se&lection"), &edit_search_options.only_in_selection, NULL),
115 QUICK_CHECKBOX (N_("&Whole words"), &edit_search_options.whole_words, NULL),
116 #ifdef HAVE_CHARSET
117 QUICK_CHECKBOX (N_("&All charsets"), &edit_search_options.all_codepages, NULL),
118 #endif
119 QUICK_STOP_COLUMNS,
120 QUICK_START_BUTTONS (TRUE, TRUE),
121 QUICK_BUTTON (N_("&OK"), B_ENTER, NULL, NULL),
122 QUICK_BUTTON (N_("&Find all"), B_USER, NULL, NULL),
123 QUICK_BUTTON (N_("&Cancel"), B_CANCEL, NULL, NULL),
124 QUICK_END
125 /* *INDENT-ON* */
126 };
127
128 quick_dialog_t qdlg = {
129 -1, -1, 58,
130 N_("Search"), "[Input Line Keys]",
131 quick_widgets, NULL, NULL
132 };
133
134 dialog_result = quick_dialog (&qdlg);
135 }
136
137 g_strfreev (list_of_types);
138
139 if ((dialog_result == B_CANCEL) || (search_text == NULL) || (search_text[0] == '\0'))
140 {
141 g_free (search_text);
142 return FALSE;
143 }
144
145 if (dialog_result == B_USER)
146 search_create_bookmark = TRUE;
147
148 #ifdef HAVE_CHARSET
149 {
150 GString *tmp;
151
152 tmp = str_convert_to_input (search_text);
153 g_free (search_text);
154 search_text = g_string_free (tmp, FALSE);
155 }
156 #endif
157
158 g_free (edit->last_search_string);
159 edit->last_search_string = search_text;
160 mc_search_free (edit->search);
161
162 #ifdef HAVE_CHARSET
163 edit->search = mc_search_new (edit->last_search_string, cp_source);
164 #else
165 edit->search = mc_search_new (edit->last_search_string, NULL);
166 #endif
167 if (edit->search != NULL)
168 {
169 edit->search->search_type = edit_search_options.type;
170 #ifdef HAVE_CHARSET
171 edit->search->is_all_charsets = edit_search_options.all_codepages;
172 #endif
173 edit->search->is_case_sensitive = edit_search_options.case_sens;
174 edit->search->whole_words = edit_search_options.whole_words;
175 edit->search->search_fn = edit_search_cmd_callback;
176 edit->search->update_fn = edit_search_update_callback;
177 }
178
179 return (edit->search != NULL);
180 }
181
182 /* --------------------------------------------------------------------------------------------- */
183
184 void
185 editcmd_dialog_replace_show (WEdit * edit, const char *search_default, const char *replace_default,
186 /*@out@ */ char **search_text, /*@out@ */ char **replace_text)
187 {
188 size_t num_of_types = 0;
189 gchar **list_of_types;
190
191 if ((search_default == NULL) || (*search_default == '\0'))
192 search_default = INPUT_LAST_TEXT;
193
194 list_of_types = mc_search_get_types_strings_array (&num_of_types);
195
196 {
197 quick_widget_t quick_widgets[] = {
198 /* *INDENT-OFF* */
199 QUICK_LABELED_INPUT (N_("Enter search string:"), input_label_above, search_default,
200 MC_HISTORY_SHARED_SEARCH, search_text, NULL, FALSE, FALSE,
201 INPUT_COMPLETE_NONE),
202 QUICK_LABELED_INPUT (N_("Enter replacement string:"), input_label_above, replace_default,
203 "replace", replace_text, NULL, FALSE, FALSE, INPUT_COMPLETE_NONE),
204 QUICK_SEPARATOR (TRUE),
205 QUICK_START_COLUMNS,
206 QUICK_RADIO (num_of_types, (const char **) list_of_types,
207 (int *) &edit_search_options.type, NULL),
208 QUICK_NEXT_COLUMN,
209 QUICK_CHECKBOX (N_("Cas&e sensitive"), &edit_search_options.case_sens, NULL),
210 QUICK_CHECKBOX (N_("&Backwards"), &edit_search_options.backwards, NULL),
211 QUICK_CHECKBOX (N_("In se&lection"), &edit_search_options.only_in_selection, NULL),
212 QUICK_CHECKBOX (N_("&Whole words"), &edit_search_options.whole_words, NULL),
213 #ifdef HAVE_CHARSET
214 QUICK_CHECKBOX (N_("&All charsets"), &edit_search_options.all_codepages, NULL),
215 #endif
216 QUICK_STOP_COLUMNS,
217 QUICK_BUTTONS_OK_CANCEL,
218 QUICK_END
219 /* *INDENT-ON* */
220 };
221
222 quick_dialog_t qdlg = {
223 -1, -1, 58,
224 N_("Replace"), "[Input Line Keys]",
225 quick_widgets, NULL, NULL
226 };
227
228 if (quick_dialog (&qdlg) != B_CANCEL)
229 edit->replace_mode = 0;
230 else
231 {
232 *replace_text = NULL;
233 *search_text = NULL;
234 }
235 }
236
237 g_strfreev (list_of_types);
238 }
239
240 /* --------------------------------------------------------------------------------------------- */
241
242 int
243 editcmd_dialog_replace_prompt_show (WEdit * edit, char *from_text, char *to_text, int xpos,
244 int ypos)
245 {
246 Widget *w = WIDGET (edit);
247
248 /* dialog size */
249 int dlg_height = 10;
250 int dlg_width;
251
252 char tmp[BUF_MEDIUM];
253 char *repl_from, *repl_to;
254 int retval;
255
256 if (xpos == -1)
257 xpos = w->x + option_line_state_width + 1;
258 if (ypos == -1)
259 ypos = w->y + w->lines / 2;
260 /* Sometimes menu can hide replaced text. I don't like it */
261 if ((edit->curs_row >= ypos - 1) && (edit->curs_row <= ypos + dlg_height - 1))
262 ypos -= dlg_height;
263
264 dlg_width = WIDGET (w->owner)->cols - xpos - 1;
265
266 g_snprintf (tmp, sizeof (tmp), "\"%s\"", from_text);
267 repl_from = g_strdup (str_trunc (tmp, dlg_width - 7));
268
269 g_snprintf (tmp, sizeof (tmp), "\"%s\"", to_text);
270 repl_to = g_strdup (str_trunc (tmp, dlg_width - 7));
271
272 {
273 quick_widget_t quick_widgets[] = {
274 /* *INDENT-OFF* */
275 QUICK_LABEL (repl_from, NULL),
276 QUICK_LABEL (N_("Replace with:"), NULL),
277 QUICK_LABEL (repl_to, NULL),
278 QUICK_START_BUTTONS (TRUE, TRUE),
279 QUICK_BUTTON (N_("&Replace"), B_ENTER, NULL, NULL),
280 QUICK_BUTTON (N_("A&ll"), B_REPLACE_ALL, NULL, NULL),
281 QUICK_BUTTON (N_("&Skip"), B_SKIP_REPLACE, NULL, NULL),
282 QUICK_BUTTON (N_("&Cancel"), B_CANCEL, NULL, NULL),
283 QUICK_END
284 /* *INDENT-ON* */
285 };
286
287 quick_dialog_t qdlg = {
288 ypos, xpos, -1,
289 N_("Confirm replace"), NULL,
290 quick_widgets, NULL, NULL
291 };
292
293 retval = quick_dialog (&qdlg);
294 }
295
296 g_free (repl_from);
297 g_free (repl_to);
298
299 return retval;
300 }
301
302 /* --------------------------------------------------------------------------------------------- */
303 /* gets a raw key from the keyboard. Passing cancel = 1 draws
304 a cancel button thus allowing c-c etc. Alternatively, cancel = 0
305 will return the next key pressed. ctrl-a (=B_CANCEL), ctrl-g, ctrl-c,
306 and Esc are cannot returned */
307
308 int
309 editcmd_dialog_raw_key_query (const char *heading, const char *query, gboolean cancel)
310 {
311 int w, wq;
312 int y = 2;
313 WDialog *raw_dlg;
314 WGroup *g;
315
316 w = str_term_width1 (heading) + 6;
317 wq = str_term_width1 (query);
318 w = MAX (w, wq + 3 * 2 + 1 + 2);
319
320 raw_dlg =
321 dlg_create (TRUE, 0, 0, cancel ? 7 : 5, w, WPOS_CENTER | WPOS_TRYUP, FALSE, dialog_colors,
322 editcmd_dialog_raw_key_query_cb, NULL, NULL, heading);
323 g = GROUP (raw_dlg);
324 widget_want_tab (WIDGET (raw_dlg), TRUE);
325
326 group_add_widget (g, label_new (y, 3, query));
327 group_add_widget (g,
328 input_new (y++, 3 + wq + 1, input_colors, w - (6 + wq + 1), "", 0,
329 INPUT_COMPLETE_NONE));
330 if (cancel)
331 {
332 group_add_widget (g, hline_new (y++, -1, -1));
333 /* Button w/o hotkey to allow use any key as raw or macro one */
334 group_add_widget_autopos (g, button_new (y, 1, B_CANCEL, NORMAL_BUTTON, _("Cancel"), NULL),
335 WPOS_KEEP_TOP | WPOS_CENTER_HORZ, NULL);
336 }
337
338 w = dlg_run (raw_dlg);
339 dlg_destroy (raw_dlg);
340
341 return (cancel && (w == ESC_CHAR || w == B_CANCEL)) ? 0 : w;
342 }
343
344 /* --------------------------------------------------------------------------------------------- */
345 /* let the user select its preferred completion */
346
347 char *
348 editcmd_dialog_completion_show (const WEdit * edit, int max_len, GString ** compl, int num_compl)
349 {
350 const Widget *we = CONST_WIDGET (edit);
351 int start_x, start_y, offset, i;
352 char *curr = NULL;
353 WDialog *compl_dlg;
354 WListbox *compl_list;
355 int compl_dlg_h; /* completion dialog height */
356 int compl_dlg_w; /* completion dialog width */
357
358 /* calculate the dialog metrics */
359 compl_dlg_h = num_compl + 2;
360 compl_dlg_w = max_len + 4;
361 start_x = we->x + edit->curs_col + edit->start_col + EDIT_TEXT_HORIZONTAL_OFFSET +
362 (edit->fullscreen ? 0 : 1) + option_line_state_width;
363 start_y = we->y + edit->curs_row + EDIT_TEXT_VERTICAL_OFFSET + (edit->fullscreen ? 0 : 1) + 1;
364
365 if (start_x < 0)
366 start_x = 0;
367 if (start_x < we->x + 1)
368 start_x = we->x + 1 + option_line_state_width;
369 if (compl_dlg_w > COLS)
370 compl_dlg_w = COLS;
371 if (compl_dlg_h > LINES - 2)
372 compl_dlg_h = LINES - 2;
373
374 offset = start_x + compl_dlg_w - COLS;
375 if (offset > 0)
376 start_x -= offset;
377 offset = start_y + compl_dlg_h - LINES;
378 if (offset > 0)
379 start_y -= offset;
380
381 /* create the dialog */
382 compl_dlg =
383 dlg_create (TRUE, start_y, start_x, compl_dlg_h, compl_dlg_w, WPOS_KEEP_DEFAULT, TRUE,
384 dialog_colors, NULL, NULL, "[Completion]", NULL);
385
386 /* create the listbox */
387 compl_list = listbox_new (1, 1, compl_dlg_h - 2, compl_dlg_w - 2, FALSE, NULL);
388
389 /* add the dialog */
390 group_add_widget (GROUP (compl_dlg), compl_list);
391
392 /* fill the listbox with the completions */
393 for (i = num_compl - 1; i >= 0; i--) /* reverse order */
394 listbox_add_item (compl_list, LISTBOX_APPEND_AT_END, 0, (char *) compl[i]->str, NULL,
395 FALSE);
396
397 /* pop up the dialog and apply the chosen completion */
398 if (dlg_run (compl_dlg) == B_ENTER)
399 {
400 listbox_get_current (compl_list, &curr, NULL);
401 curr = g_strdup (curr);
402 }
403
404 /* destroy dialog before return */
405 dlg_destroy (compl_dlg);
406
407 return curr;
408 }
409
410 /* --------------------------------------------------------------------------------------------- */
411 /* let the user select where function definition */
412
413 void
414 editcmd_dialog_select_definition_show (WEdit * edit, char *match_expr, int max_len, int word_len,
415 etags_hash_t * def_hash, int num_lines)
416 {
417 int start_x, start_y, offset, i;
418 char *curr = NULL;
419 WDialog *def_dlg;
420 WListbox *def_list;
421 int def_dlg_h; /* dialog height */
422 int def_dlg_w; /* dialog width */
423
424 (void) word_len;
425 /* calculate the dialog metrics */
426 def_dlg_h = num_lines + 2;
427 def_dlg_w = max_len + 4;
428 start_x = edit->curs_col + edit->start_col - (def_dlg_w / 2) +
429 EDIT_TEXT_HORIZONTAL_OFFSET + (edit->fullscreen ? 0 : 1) + option_line_state_width;
430 start_y = edit->curs_row + EDIT_TEXT_VERTICAL_OFFSET + (edit->fullscreen ? 0 : 1) + 1;
431
432 if (start_x < 0)
433 start_x = 0;
434 if (def_dlg_w > COLS)
435 def_dlg_w = COLS;
436 if (def_dlg_h > LINES - 2)
437 def_dlg_h = LINES - 2;
438
439 offset = start_x + def_dlg_w - COLS;
440 if (offset > 0)
441 start_x -= offset;
442 offset = start_y + def_dlg_h - LINES;
443 if (offset > 0)
444 start_y -= (offset + 1);
445
446 def_dlg = dlg_create (TRUE, start_y, start_x, def_dlg_h, def_dlg_w, WPOS_KEEP_DEFAULT, TRUE,
447 dialog_colors, NULL, NULL, "[Definitions]", match_expr);
448 def_list = listbox_new (1, 1, def_dlg_h - 2, def_dlg_w - 2, FALSE, NULL);
449 group_add_widget (GROUP (def_dlg), def_list);
450
451 /* fill the listbox with the completions */
452 for (i = 0; i < num_lines; i++)
453 {
454 char *label_def;
455
456 label_def =
457 g_strdup_printf ("%s -> %s:%ld", def_hash[i].short_define, def_hash[i].filename,
458 def_hash[i].line);
459 listbox_add_item (def_list, LISTBOX_APPEND_AT_END, 0, label_def, &def_hash[i], FALSE);
460 g_free (label_def);
461 }
462
463 /* pop up the dialog and apply the chosen completion */
464 if (dlg_run (def_dlg) == B_ENTER)
465 {
466 etags_hash_t *curr_def = NULL;
467 gboolean do_moveto = FALSE;
468
469 listbox_get_current (def_list, &curr, (void **) &curr_def);
470
471 if (!edit->modified)
472 do_moveto = TRUE;
473 else if (!edit_query_dialog2
474 (_("Warning"),
475 _("Current text was modified without a file save.\n"
476 "Continue discards these changes."), _("C&ontinue"), _("&Cancel")))
477 {
478 edit->force |= REDRAW_COMPLETELY;
479 do_moveto = TRUE;
480 }
481
482 if (curr != NULL && do_moveto && edit_stack_iterator + 1 < MAX_HISTORY_MOVETO)
483 {
484 vfs_path_free (edit_history_moveto[edit_stack_iterator].filename_vpath);
485
486 if (edit->dir_vpath != NULL)
487 edit_history_moveto[edit_stack_iterator].filename_vpath =
488 vfs_path_append_vpath_new (edit->dir_vpath, edit->filename_vpath, NULL);
489 else
490 edit_history_moveto[edit_stack_iterator].filename_vpath =
491 vfs_path_clone (edit->filename_vpath);
492
493 edit_history_moveto[edit_stack_iterator].line = edit->start_line + edit->curs_row + 1;
494 edit_stack_iterator++;
495 vfs_path_free (edit_history_moveto[edit_stack_iterator].filename_vpath);
496 edit_history_moveto[edit_stack_iterator].filename_vpath =
497 vfs_path_from_str ((char *) curr_def->fullpath);
498 edit_history_moveto[edit_stack_iterator].line = curr_def->line;
499 edit_reload_line (edit, edit_history_moveto[edit_stack_iterator].filename_vpath,
500 edit_history_moveto[edit_stack_iterator].line);
501 }
502 }
503
504 /* clear definition hash */
505 for (i = 0; i < MAX_DEFINITIONS; i++)
506 g_free (def_hash[i].filename);
507
508 /* destroy dialog before return */
509 dlg_destroy (def_dlg);
510 }
511
512 /* --------------------------------------------------------------------------------------------- */
Midnight Commander