1 | /* gtkatspitextbuffer.c - GtkTextBuffer-related utilities for AT-SPI |
2 | * |
3 | * Copyright (c) 2020 Red Hat, Inc. |
4 | * |
5 | * This library is free software; you can redistribute it and/or |
6 | * modify it under the terms of the GNU Lesser General Public |
7 | * License as published by the Free Software Foundation; either |
8 | * version 2 of the License, or (at your option) any later version. |
9 | * |
10 | * This library is distributed in the hope that it will be useful, |
11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
13 | * Lesser General Public License for more details. |
14 | * |
15 | * You should have received a copy of the GNU Lesser General Public |
16 | * License along with this library. If not, see <http://www.gnu.org/licenses/>.Free |
17 | */ |
18 | |
19 | #include "config.h" |
20 | #include "gtkatspitextbufferprivate.h" |
21 | #include "gtkatspipangoprivate.h" |
22 | #include "gtktextviewprivate.h" |
23 | |
24 | static const char * |
25 | gtk_justification_to_string (GtkJustification just) |
26 | { |
27 | switch (just) |
28 | { |
29 | case GTK_JUSTIFY_LEFT: |
30 | return "left" ; |
31 | case GTK_JUSTIFY_RIGHT: |
32 | return "right" ; |
33 | case GTK_JUSTIFY_CENTER: |
34 | return "center" ; |
35 | case GTK_JUSTIFY_FILL: |
36 | return "fill" ; |
37 | default: |
38 | g_assert_not_reached (); |
39 | } |
40 | } |
41 | |
42 | static const char * |
43 | gtk_text_direction_to_string (GtkTextDirection direction) |
44 | { |
45 | switch (direction) |
46 | { |
47 | case GTK_TEXT_DIR_NONE: |
48 | return "none" ; |
49 | case GTK_TEXT_DIR_LTR: |
50 | return "ltr" ; |
51 | case GTK_TEXT_DIR_RTL: |
52 | return "rtl" ; |
53 | default: |
54 | g_assert_not_reached (); |
55 | } |
56 | } |
57 | |
58 | void |
59 | gtk_text_view_add_default_attributes (GtkTextView *view, |
60 | GVariantBuilder *builder) |
61 | { |
62 | GtkTextAttributes *text_attrs; |
63 | PangoFontDescription *font; |
64 | char *value; |
65 | |
66 | text_attrs = gtk_text_view_get_default_attributes (text_view: view); |
67 | |
68 | font = text_attrs->font; |
69 | |
70 | if (font) |
71 | gtk_pango_get_font_attributes (font, builder); |
72 | |
73 | g_variant_builder_add (builder, format_string: "{ss}" , "justification" , |
74 | gtk_justification_to_string (just: text_attrs->justification)); |
75 | g_variant_builder_add (builder, format_string: "{ss}" , "direction" , |
76 | gtk_text_direction_to_string (direction: text_attrs->direction)); |
77 | g_variant_builder_add (builder, format_string: "{ss}" , "wrap-mode" , |
78 | pango_wrap_mode_to_string (mode: (PangoWrapMode)text_attrs->wrap_mode)); |
79 | g_variant_builder_add (builder, format_string: "{ss}" , "editable" , |
80 | text_attrs->editable ? "true" : "false" ); |
81 | g_variant_builder_add (builder, format_string: "{ss}" , "invisible" , |
82 | text_attrs->invisible ? "true" : "false" ); |
83 | g_variant_builder_add (builder, format_string: "{ss}" , "bg-full-height" , |
84 | text_attrs->bg_full_height ? "true" : "false" ); |
85 | g_variant_builder_add (builder, format_string: "{ss}" , "strikethrough" , |
86 | text_attrs->appearance.strikethrough ? "true" : "false" ); |
87 | g_variant_builder_add (builder, format_string: "{ss}" , "underline" , |
88 | pango_underline_to_string (underline: text_attrs->appearance.underline)); |
89 | |
90 | value = g_strdup_printf (format: "%u,%u,%u" , |
91 | (guint)(text_attrs->appearance.bg_rgba->red * 65535), |
92 | (guint)(text_attrs->appearance.bg_rgba->green * 65535), |
93 | (guint)(text_attrs->appearance.bg_rgba->blue * 65535)); |
94 | g_variant_builder_add (builder, format_string: "{ss}" , "bg-color" , value); |
95 | g_free (mem: value); |
96 | |
97 | value = g_strdup_printf (format: "%u,%u,%u" , |
98 | (guint)(text_attrs->appearance.fg_rgba->red * 65535), |
99 | (guint)(text_attrs->appearance.fg_rgba->green * 65535), |
100 | (guint)(text_attrs->appearance.fg_rgba->blue * 65535)); |
101 | g_variant_builder_add (builder, format_string: "{ss}" , "bg-color" , value); |
102 | g_free (mem: value); |
103 | |
104 | value = g_strdup_printf (format: "%g" , text_attrs->font_scale); |
105 | g_variant_builder_add (builder, format_string: "{ss}" , "scale" , value); |
106 | g_free (mem: value); |
107 | |
108 | value = g_strdup (str: (gchar *)(text_attrs->language)); |
109 | g_variant_builder_add (builder, format_string: "{ss}" , "language" , value); |
110 | g_free (mem: value); |
111 | |
112 | value = g_strdup_printf (format: "%i" , text_attrs->appearance.rise); |
113 | g_variant_builder_add (builder, format_string: "{ss}" , "rise" , value); |
114 | g_free (mem: value); |
115 | |
116 | value = g_strdup_printf (format: "%i" , text_attrs->pixels_inside_wrap); |
117 | g_variant_builder_add (builder, format_string: "{ss}" , "pixels-inside-wrap" , value); |
118 | g_free (mem: value); |
119 | |
120 | value = g_strdup_printf (format: "%i" , text_attrs->pixels_below_lines); |
121 | g_variant_builder_add (builder, format_string: "{ss}" , "pixels-below-lines" , value); |
122 | g_free (mem: value); |
123 | |
124 | value = g_strdup_printf (format: "%i" , text_attrs->pixels_above_lines); |
125 | g_variant_builder_add (builder, format_string: "{ss}" , "pixels-above-lines" , value); |
126 | g_free (mem: value); |
127 | |
128 | value = g_strdup_printf (format: "%i" , text_attrs->indent); |
129 | g_variant_builder_add (builder, format_string: "{ss}" , "indent" , value); |
130 | g_free (mem: value); |
131 | |
132 | value = g_strdup_printf (format: "%i" , text_attrs->left_margin); |
133 | g_variant_builder_add (builder, format_string: "{ss}" , "left-margin" , value); |
134 | g_free (mem: value); |
135 | |
136 | value = g_strdup_printf (format: "%i" , text_attrs->right_margin); |
137 | g_variant_builder_add (builder, format_string: "{ss}" , "right-margin" , value); |
138 | g_free (mem: value); |
139 | |
140 | gtk_text_attributes_unref (values: text_attrs); |
141 | } |
142 | |
143 | void |
144 | gtk_text_buffer_get_run_attributes (GtkTextBuffer *buffer, |
145 | GVariantBuilder *builder, |
146 | int offset, |
147 | int *start_offset, |
148 | int *end_offset) |
149 | { |
150 | GtkTextIter iter; |
151 | GSList *tags, *temp_tags; |
152 | double scale = 1; |
153 | gboolean val_set = FALSE; |
154 | |
155 | gtk_text_buffer_get_iter_at_offset (buffer, iter: &iter, char_offset: offset); |
156 | |
157 | gtk_text_iter_forward_to_tag_toggle (iter: &iter, NULL); |
158 | *end_offset = gtk_text_iter_get_offset (iter: &iter); |
159 | |
160 | gtk_text_iter_backward_to_tag_toggle (iter: &iter, NULL); |
161 | *start_offset = gtk_text_iter_get_offset (iter: &iter); |
162 | |
163 | gtk_text_buffer_get_iter_at_offset (buffer, iter: &iter, char_offset: offset); |
164 | |
165 | tags = gtk_text_iter_get_tags (iter: &iter); |
166 | tags = g_slist_reverse (list: tags); |
167 | |
168 | temp_tags = tags; |
169 | while (temp_tags && !val_set) |
170 | { |
171 | GtkTextTag *tag = GTK_TEXT_TAG (temp_tags->data); |
172 | PangoStyle style; |
173 | |
174 | g_object_get (object: tag, |
175 | first_property_name: "style-set" , &val_set, |
176 | "style" , &style, |
177 | NULL); |
178 | if (val_set) |
179 | g_variant_builder_add (builder, format_string: "{ss}" , "style" , pango_style_to_string (style)); |
180 | temp_tags = temp_tags->next; |
181 | } |
182 | val_set = FALSE; |
183 | |
184 | temp_tags = tags; |
185 | while (temp_tags && !val_set) |
186 | { |
187 | GtkTextTag *tag = GTK_TEXT_TAG (temp_tags->data); |
188 | PangoVariant variant; |
189 | |
190 | g_object_get (object: tag, |
191 | first_property_name: "variant-set" , &val_set, |
192 | "variant" , &variant, |
193 | NULL); |
194 | if (val_set) |
195 | g_variant_builder_add (builder, format_string: "{ss}" , "variant" , pango_variant_to_string (variant)); |
196 | temp_tags = temp_tags->next; |
197 | } |
198 | val_set = FALSE; |
199 | |
200 | temp_tags = tags; |
201 | while (temp_tags && !val_set) |
202 | { |
203 | GtkTextTag *tag = GTK_TEXT_TAG (temp_tags->data); |
204 | PangoStretch stretch; |
205 | |
206 | g_object_get (object: tag, |
207 | first_property_name: "stretch-set" , &val_set, |
208 | "stretch" , &stretch, |
209 | NULL); |
210 | if (val_set) |
211 | g_variant_builder_add (builder, format_string: "{ss}" , "stretch" , pango_stretch_to_string (stretch)); |
212 | temp_tags = temp_tags->next; |
213 | } |
214 | val_set = FALSE; |
215 | |
216 | temp_tags = tags; |
217 | while (temp_tags && !val_set) |
218 | { |
219 | GtkTextTag *tag = GTK_TEXT_TAG (temp_tags->data); |
220 | GtkJustification justification; |
221 | |
222 | g_object_get (object: tag, |
223 | first_property_name: "justification-set" , &val_set, |
224 | "justification" , &justification, |
225 | NULL); |
226 | if (val_set) |
227 | g_variant_builder_add (builder, format_string: "{ss}" , "justification" , gtk_justification_to_string (just: justification)); |
228 | temp_tags = temp_tags->next; |
229 | } |
230 | val_set = FALSE; |
231 | |
232 | temp_tags = tags; |
233 | while (temp_tags && !val_set) |
234 | { |
235 | GtkTextTag *tag = GTK_TEXT_TAG (temp_tags->data); |
236 | GtkTextDirection direction; |
237 | |
238 | g_object_get (object: tag, first_property_name: "direction" , &direction, NULL); |
239 | if (direction != GTK_TEXT_DIR_NONE) |
240 | { |
241 | val_set = TRUE; |
242 | g_variant_builder_add (builder, format_string: "{ss}" , "direction" , gtk_text_direction_to_string (direction)); |
243 | } |
244 | temp_tags = temp_tags->next; |
245 | } |
246 | val_set = FALSE; |
247 | |
248 | temp_tags = tags; |
249 | while (temp_tags && !val_set) |
250 | { |
251 | GtkTextTag *tag = GTK_TEXT_TAG (temp_tags->data); |
252 | GtkWrapMode wrap_mode; |
253 | |
254 | g_object_get (object: tag, |
255 | first_property_name: "wrap-mode-set" , &val_set, |
256 | "wrap-mode" , &wrap_mode, |
257 | NULL); |
258 | if (val_set) |
259 | g_variant_builder_add (builder, format_string: "{ss}" , "wrap-mode" , pango_wrap_mode_to_string (mode: (PangoWrapMode)wrap_mode)); |
260 | temp_tags = temp_tags->next; |
261 | } |
262 | val_set = FALSE; |
263 | |
264 | temp_tags = tags; |
265 | while (temp_tags && !val_set) |
266 | { |
267 | GtkTextTag *tag = GTK_TEXT_TAG (temp_tags->data); |
268 | |
269 | g_object_get (object: tag, first_property_name: "foreground-set" , &val_set, NULL); |
270 | if (val_set) |
271 | { |
272 | GdkRGBA *rgba; |
273 | char *value; |
274 | |
275 | g_object_get (object: tag, first_property_name: "foreground" , &rgba, NULL); |
276 | value = g_strdup_printf (format: "%u,%u,%u" , |
277 | (guint) rgba->red * 65535, |
278 | (guint) rgba->green * 65535, |
279 | (guint) rgba->blue * 65535); |
280 | gdk_rgba_free (rgba); |
281 | g_variant_builder_add (builder, format_string: "{ss}" , "fg-color" , value); |
282 | g_free (mem: value); |
283 | } |
284 | temp_tags = temp_tags->next; |
285 | } |
286 | val_set = FALSE; |
287 | |
288 | temp_tags = tags; |
289 | while (temp_tags && !val_set) |
290 | { |
291 | GtkTextTag *tag = GTK_TEXT_TAG (temp_tags->data); |
292 | |
293 | g_object_get (object: tag, first_property_name: "background-set" , &val_set, NULL); |
294 | if (val_set) |
295 | { |
296 | GdkRGBA *rgba; |
297 | char *value; |
298 | |
299 | g_object_get (object: tag, first_property_name: "background-rgba" , &rgba, NULL); |
300 | value = g_strdup_printf (format: "%u,%u,%u" , |
301 | (guint) rgba->red * 65535, |
302 | (guint) rgba->green * 65535, |
303 | (guint) rgba->blue * 65535); |
304 | gdk_rgba_free (rgba); |
305 | g_variant_builder_add (builder, format_string: "{ss}" , "bg-color" , value); |
306 | g_free (mem: value); |
307 | } |
308 | temp_tags = temp_tags->next; |
309 | } |
310 | val_set = FALSE; |
311 | |
312 | temp_tags = tags; |
313 | while (temp_tags && !val_set) |
314 | { |
315 | GtkTextTag *tag = GTK_TEXT_TAG (temp_tags->data); |
316 | |
317 | g_object_get (object: tag, first_property_name: "family-set" , &val_set, NULL); |
318 | |
319 | if (val_set) |
320 | { |
321 | char *value; |
322 | g_object_get (object: tag, first_property_name: "family" , &value, NULL); |
323 | g_variant_builder_add (builder, format_string: "{ss}" , "family-name" , value); |
324 | g_free (mem: value); |
325 | } |
326 | temp_tags = temp_tags->next; |
327 | } |
328 | val_set = FALSE; |
329 | |
330 | temp_tags = tags; |
331 | while (temp_tags && !val_set) |
332 | { |
333 | GtkTextTag *tag = GTK_TEXT_TAG (temp_tags->data); |
334 | |
335 | g_object_get (object: tag, first_property_name: "language-set" , &val_set, NULL); |
336 | |
337 | if (val_set) |
338 | { |
339 | char *value; |
340 | g_object_get (object: tag, first_property_name: "language" , &value, NULL); |
341 | g_variant_builder_add (builder, format_string: "{ss}" , "language" , value); |
342 | g_free (mem: value); |
343 | } |
344 | temp_tags = temp_tags->next; |
345 | } |
346 | val_set = FALSE; |
347 | |
348 | temp_tags = tags; |
349 | while (temp_tags && !val_set) |
350 | { |
351 | GtkTextTag *tag = GTK_TEXT_TAG (temp_tags->data); |
352 | int weight; |
353 | |
354 | g_object_get (object: tag, |
355 | first_property_name: "weight-set" , &val_set, |
356 | "weight" , &weight, |
357 | NULL); |
358 | |
359 | if (val_set) |
360 | { |
361 | char *value; |
362 | value = g_strdup_printf (format: "%d" , weight); |
363 | g_variant_builder_add (builder, format_string: "{ss}" , "weight" , value); |
364 | g_free (mem: value); |
365 | } |
366 | temp_tags = temp_tags->next; |
367 | } |
368 | val_set = FALSE; |
369 | |
370 | /* scale is special as the effective value is the product |
371 | * of all specified values |
372 | */ |
373 | temp_tags = tags; |
374 | while (temp_tags) |
375 | { |
376 | GtkTextTag *tag = GTK_TEXT_TAG (temp_tags->data); |
377 | gboolean scale_set; |
378 | |
379 | g_object_get (object: tag, first_property_name: "scale-set" , &scale_set, NULL); |
380 | if (scale_set) |
381 | { |
382 | double font_scale; |
383 | g_object_get (object: tag, first_property_name: "scale" , &font_scale, NULL); |
384 | val_set = TRUE; |
385 | scale *= font_scale; |
386 | } |
387 | temp_tags = temp_tags->next; |
388 | } |
389 | if (val_set) |
390 | { |
391 | char *value = g_strdup_printf (format: "%g" , scale); |
392 | g_variant_builder_add (builder, format_string: "{ss}" , "scale" , value); |
393 | g_free (mem: value); |
394 | } |
395 | val_set = FALSE; |
396 | |
397 | temp_tags = tags; |
398 | while (temp_tags && !val_set) |
399 | { |
400 | GtkTextTag *tag = GTK_TEXT_TAG (temp_tags->data); |
401 | int size; |
402 | |
403 | g_object_get (object: tag, |
404 | first_property_name: "size-set" , &val_set, |
405 | "size" , &size, |
406 | NULL); |
407 | if (val_set) |
408 | { |
409 | char *value = g_strdup_printf (format: "%i" , size); |
410 | g_variant_builder_add (builder, format_string: "{ss}" , "size" , value); |
411 | g_free (mem: value); |
412 | } |
413 | temp_tags = temp_tags->next; |
414 | } |
415 | val_set = FALSE; |
416 | |
417 | temp_tags = tags; |
418 | while (temp_tags && !val_set) |
419 | { |
420 | GtkTextTag *tag = GTK_TEXT_TAG (temp_tags->data); |
421 | gboolean strikethrough; |
422 | |
423 | g_object_get (object: tag, |
424 | first_property_name: "strikethrough-set" , &val_set, |
425 | "strikethrough" , &strikethrough, |
426 | NULL); |
427 | if (val_set) |
428 | g_variant_builder_add (builder, format_string: "{ss}" , "strikethrough" , strikethrough ? "true" : "false" ); |
429 | temp_tags = temp_tags->next; |
430 | } |
431 | val_set = FALSE; |
432 | |
433 | temp_tags = tags; |
434 | while (temp_tags && !val_set) |
435 | { |
436 | GtkTextTag *tag = GTK_TEXT_TAG (temp_tags->data); |
437 | PangoUnderline underline; |
438 | |
439 | g_object_get (object: tag, |
440 | first_property_name: "underline-set" , &val_set, |
441 | "underline" , &underline, |
442 | NULL); |
443 | if (val_set) |
444 | g_variant_builder_add (builder, format_string: "{ss}" , "underline" , |
445 | pango_underline_to_string (underline)); |
446 | temp_tags = temp_tags->next; |
447 | } |
448 | val_set = FALSE; |
449 | |
450 | temp_tags = tags; |
451 | while (temp_tags && !val_set) |
452 | { |
453 | GtkTextTag *tag = GTK_TEXT_TAG (temp_tags->data); |
454 | int rise; |
455 | |
456 | g_object_get (object: tag, |
457 | first_property_name: "rise-set" , &val_set, |
458 | "rise" , &rise, |
459 | NULL); |
460 | if (val_set) |
461 | { |
462 | char *value = g_strdup_printf (format: "%i" , rise); |
463 | g_variant_builder_add (builder, format_string: "{ss}" , "rise" , value); |
464 | g_free (mem: value); |
465 | } |
466 | temp_tags = temp_tags->next; |
467 | } |
468 | val_set = FALSE; |
469 | |
470 | temp_tags = tags; |
471 | while (temp_tags && !val_set) |
472 | { |
473 | GtkTextTag *tag = GTK_TEXT_TAG (temp_tags->data); |
474 | gboolean bg_full_height; |
475 | |
476 | g_object_get (object: tag, |
477 | first_property_name: "background-full-height-set" , &val_set, |
478 | "background-full-height" , &bg_full_height, |
479 | NULL); |
480 | if (val_set) |
481 | g_variant_builder_add (builder, format_string: "{ss}" , "bg-full-height" , bg_full_height ? "true" : "false" ); |
482 | temp_tags = temp_tags->next; |
483 | } |
484 | val_set = FALSE; |
485 | |
486 | temp_tags = tags; |
487 | while (temp_tags && !val_set) |
488 | { |
489 | GtkTextTag *tag = GTK_TEXT_TAG (temp_tags->data); |
490 | int pixels; |
491 | |
492 | g_object_get (object: tag, |
493 | first_property_name: "pixels-inside-wrap-set" , &val_set, |
494 | "pixels-inside-wrap" , &pixels, |
495 | NULL); |
496 | if (val_set) |
497 | { |
498 | char *value = g_strdup_printf (format: "%i" , pixels); |
499 | g_variant_builder_add (builder, format_string: "{ss}" , "pixels-inside-wrap" , value); |
500 | g_free (mem: value); |
501 | } |
502 | temp_tags = temp_tags->next; |
503 | } |
504 | val_set = FALSE; |
505 | |
506 | temp_tags = tags; |
507 | while (temp_tags && !val_set) |
508 | { |
509 | GtkTextTag *tag = GTK_TEXT_TAG (temp_tags->data); |
510 | int pixels; |
511 | |
512 | g_object_get (object: tag, |
513 | first_property_name: "pixels-below-lines-set" , &val_set, |
514 | "pixels-below-lines" , &pixels, |
515 | NULL); |
516 | if (val_set) |
517 | { |
518 | char *value = g_strdup_printf (format: "%i" , pixels); |
519 | g_variant_builder_add (builder, format_string: "{ss}" , "pixels-below-lines" , value); |
520 | g_free (mem: value); |
521 | } |
522 | temp_tags = temp_tags->next; |
523 | } |
524 | val_set = FALSE; |
525 | |
526 | temp_tags = tags; |
527 | while (temp_tags && !val_set) |
528 | { |
529 | GtkTextTag *tag = GTK_TEXT_TAG (temp_tags->data); |
530 | int pixels; |
531 | |
532 | g_object_get (object: tag, |
533 | first_property_name: "pixels-above-lines-set" , &val_set, |
534 | "pixels-above-lines" , &pixels, |
535 | NULL); |
536 | if (val_set) |
537 | { |
538 | char *value = g_strdup_printf (format: "%i" , pixels); |
539 | g_variant_builder_add (builder, format_string: "{ss}" , "pixels-above-lines" , value); |
540 | g_free (mem: value); |
541 | } |
542 | temp_tags = temp_tags->next; |
543 | } |
544 | val_set = FALSE; |
545 | |
546 | temp_tags = tags; |
547 | while (temp_tags && !val_set) |
548 | { |
549 | GtkTextTag *tag = GTK_TEXT_TAG (temp_tags->data); |
550 | gboolean editable; |
551 | |
552 | g_object_get (object: tag, |
553 | first_property_name: "editable-set" , &val_set, |
554 | "editable" , &editable, |
555 | NULL); |
556 | if (val_set) |
557 | g_variant_builder_add (builder, format_string: "{ss}" , "editable" , editable ? "true" : "false" ); |
558 | temp_tags = temp_tags->next; |
559 | } |
560 | val_set = FALSE; |
561 | |
562 | temp_tags = tags; |
563 | while (temp_tags && !val_set) |
564 | { |
565 | GtkTextTag *tag = GTK_TEXT_TAG (temp_tags->data); |
566 | gboolean invisible; |
567 | |
568 | g_object_get (object: tag, |
569 | first_property_name: "invisible-set" , &val_set, |
570 | "invisible" , &invisible, |
571 | NULL); |
572 | if (val_set) |
573 | g_variant_builder_add (builder, format_string: "{ss}" , "invisible" , invisible ? "true" : "false" ); |
574 | temp_tags = temp_tags->next; |
575 | } |
576 | val_set = FALSE; |
577 | |
578 | temp_tags = tags; |
579 | while (temp_tags && !val_set) |
580 | { |
581 | GtkTextTag *tag = GTK_TEXT_TAG (temp_tags->data); |
582 | int indent; |
583 | |
584 | g_object_get (object: tag, |
585 | first_property_name: "indent-set" , &val_set, |
586 | "indent" , &indent, |
587 | NULL); |
588 | if (val_set) |
589 | { |
590 | char *value = g_strdup_printf (format: "%i" , indent); |
591 | g_variant_builder_add (builder, format_string: "{ss}" , "indent" , value); |
592 | g_free (mem: value); |
593 | } |
594 | temp_tags = temp_tags->next; |
595 | } |
596 | val_set = FALSE; |
597 | |
598 | temp_tags = tags; |
599 | while (temp_tags && !val_set) |
600 | { |
601 | GtkTextTag *tag = GTK_TEXT_TAG (temp_tags->data); |
602 | int margin; |
603 | |
604 | g_object_get (object: tag, |
605 | first_property_name: "right-margin-set" , &val_set, |
606 | "right-margin" , &margin, |
607 | NULL); |
608 | if (val_set) |
609 | { |
610 | char *value = g_strdup_printf (format: "%i" , margin); |
611 | g_variant_builder_add (builder, format_string: "{ss}" , "right-margin" , value); |
612 | g_free (mem: value); |
613 | } |
614 | temp_tags = temp_tags->next; |
615 | } |
616 | val_set = FALSE; |
617 | |
618 | temp_tags = tags; |
619 | while (temp_tags && !val_set) |
620 | { |
621 | GtkTextTag *tag = GTK_TEXT_TAG (temp_tags->data); |
622 | int margin; |
623 | |
624 | g_object_get (object: tag, |
625 | first_property_name: "left-margin-set" , &val_set, |
626 | "left-margin" , &margin, |
627 | NULL); |
628 | if (val_set) |
629 | { |
630 | char *value = g_strdup_printf (format: "%i" , margin); |
631 | g_variant_builder_add (builder, format_string: "{ss}" , "left-margin" , value); |
632 | g_free (mem: value); |
633 | } |
634 | temp_tags = temp_tags->next; |
635 | } |
636 | val_set = FALSE; |
637 | |
638 | g_slist_free (list: tags); |
639 | } |
640 | |
641 | char * |
642 | gtk_text_view_get_text_before (GtkTextView *view, |
643 | int offset, |
644 | AtspiTextBoundaryType boundary_type, |
645 | int *start_offset, |
646 | int *end_offset) |
647 | { |
648 | GtkTextBuffer *buffer; |
649 | GtkTextIter pos, start, end; |
650 | |
651 | buffer = gtk_text_view_get_buffer (text_view: view); |
652 | gtk_text_buffer_get_iter_at_offset (buffer, iter: &pos, char_offset: offset); |
653 | start = end = pos; |
654 | |
655 | switch (boundary_type) |
656 | { |
657 | case ATSPI_TEXT_BOUNDARY_CHAR: |
658 | gtk_text_iter_backward_char (iter: &start); |
659 | break; |
660 | |
661 | case ATSPI_TEXT_BOUNDARY_WORD_START: |
662 | if (!gtk_text_iter_starts_word (iter: &start)) |
663 | gtk_text_iter_backward_word_start (iter: &start); |
664 | end = start; |
665 | gtk_text_iter_backward_word_start (iter: &start); |
666 | break; |
667 | |
668 | case ATSPI_TEXT_BOUNDARY_WORD_END: |
669 | if (gtk_text_iter_inside_word (iter: &start) && |
670 | !gtk_text_iter_starts_word (iter: &start)) |
671 | gtk_text_iter_backward_word_start (iter: &start); |
672 | while (!gtk_text_iter_ends_word (iter: &start)) |
673 | { |
674 | if (!gtk_text_iter_backward_char (iter: &start)) |
675 | break; |
676 | } |
677 | end = start; |
678 | gtk_text_iter_backward_word_start (iter: &start); |
679 | while (!gtk_text_iter_ends_word (iter: &start)) |
680 | { |
681 | if (!gtk_text_iter_backward_char (iter: &start)) |
682 | break; |
683 | } |
684 | break; |
685 | |
686 | case ATSPI_TEXT_BOUNDARY_SENTENCE_START: |
687 | if (!gtk_text_iter_starts_sentence (iter: &start)) |
688 | gtk_text_iter_backward_sentence_start (iter: &start); |
689 | end = start; |
690 | gtk_text_iter_backward_sentence_start (iter: &start); |
691 | break; |
692 | |
693 | case ATSPI_TEXT_BOUNDARY_SENTENCE_END: |
694 | if (gtk_text_iter_inside_sentence (iter: &start) && |
695 | !gtk_text_iter_starts_sentence (iter: &start)) |
696 | gtk_text_iter_backward_sentence_start (iter: &start); |
697 | while (!gtk_text_iter_ends_sentence (iter: &start)) |
698 | { |
699 | if (!gtk_text_iter_backward_char (iter: &start)) |
700 | break; |
701 | } |
702 | end = start; |
703 | gtk_text_iter_backward_sentence_start (iter: &start); |
704 | while (!gtk_text_iter_ends_sentence (iter: &start)) |
705 | { |
706 | if (!gtk_text_iter_backward_char (iter: &start)) |
707 | break; |
708 | } |
709 | break; |
710 | |
711 | case ATSPI_TEXT_BOUNDARY_LINE_START: |
712 | gtk_text_view_backward_display_line_start (text_view: view, iter: &start); |
713 | end = start; |
714 | gtk_text_view_backward_display_line (text_view: view, iter: &start); |
715 | gtk_text_view_backward_display_line_start (text_view: view, iter: &start); |
716 | break; |
717 | |
718 | case ATSPI_TEXT_BOUNDARY_LINE_END: |
719 | gtk_text_view_backward_display_line_start (text_view: view, iter: &start); |
720 | if (!gtk_text_iter_is_start (iter: &start)) |
721 | { |
722 | gtk_text_view_backward_display_line (text_view: view, iter: &start); |
723 | end = start; |
724 | gtk_text_view_forward_display_line_end (text_view: view, iter: &end); |
725 | if (!gtk_text_iter_is_start (iter: &start)) |
726 | { |
727 | if (gtk_text_view_backward_display_line (text_view: view, iter: &start)) |
728 | gtk_text_view_forward_display_line_end (text_view: view, iter: &start); |
729 | else |
730 | gtk_text_iter_set_offset (iter: &start, char_offset: 0); |
731 | } |
732 | } |
733 | else |
734 | end = start; |
735 | break; |
736 | |
737 | default: |
738 | g_assert_not_reached (); |
739 | } |
740 | |
741 | *start_offset = gtk_text_iter_get_offset (iter: &start); |
742 | *end_offset = gtk_text_iter_get_offset (iter: &end); |
743 | |
744 | return gtk_text_buffer_get_slice (buffer, start: &start, end: &end, FALSE); |
745 | } |
746 | |
747 | char * |
748 | gtk_text_view_get_text_at (GtkTextView *view, |
749 | int offset, |
750 | AtspiTextBoundaryType boundary_type, |
751 | int *start_offset, |
752 | int *end_offset) |
753 | { |
754 | GtkTextBuffer *buffer; |
755 | GtkTextIter pos, start, end; |
756 | |
757 | buffer = gtk_text_view_get_buffer (text_view: view); |
758 | gtk_text_buffer_get_iter_at_offset (buffer, iter: &pos, char_offset: offset); |
759 | start = end = pos; |
760 | |
761 | switch (boundary_type) |
762 | { |
763 | case ATSPI_TEXT_BOUNDARY_CHAR: |
764 | gtk_text_iter_forward_char (iter: &end); |
765 | break; |
766 | |
767 | case ATSPI_TEXT_BOUNDARY_WORD_START: |
768 | if (!gtk_text_iter_starts_word (iter: &start)) |
769 | gtk_text_iter_backward_word_start (iter: &start); |
770 | if (gtk_text_iter_inside_word (iter: &end)) |
771 | gtk_text_iter_forward_word_end (iter: &end); |
772 | while (!gtk_text_iter_starts_word (iter: &end)) |
773 | { |
774 | if (!gtk_text_iter_forward_char (iter: &end)) |
775 | break; |
776 | } |
777 | break; |
778 | |
779 | case ATSPI_TEXT_BOUNDARY_WORD_END: |
780 | if (gtk_text_iter_inside_word (iter: &start) && |
781 | !gtk_text_iter_starts_word (iter: &start)) |
782 | gtk_text_iter_backward_word_start (iter: &start); |
783 | while (!gtk_text_iter_ends_word (iter: &start)) |
784 | { |
785 | if (!gtk_text_iter_backward_char (iter: &start)) |
786 | break; |
787 | } |
788 | gtk_text_iter_forward_word_end (iter: &end); |
789 | break; |
790 | |
791 | case ATSPI_TEXT_BOUNDARY_SENTENCE_START: |
792 | if (!gtk_text_iter_starts_sentence (iter: &start)) |
793 | gtk_text_iter_backward_sentence_start (iter: &start); |
794 | if (gtk_text_iter_inside_sentence (iter: &end)) |
795 | gtk_text_iter_forward_sentence_end (iter: &end); |
796 | while (!gtk_text_iter_starts_sentence (iter: &end)) |
797 | { |
798 | if (!gtk_text_iter_forward_char (iter: &end)) |
799 | break; |
800 | } |
801 | break; |
802 | |
803 | case ATSPI_TEXT_BOUNDARY_SENTENCE_END: |
804 | if (gtk_text_iter_inside_sentence (iter: &start) && |
805 | !gtk_text_iter_starts_sentence (iter: &start)) |
806 | gtk_text_iter_backward_sentence_start (iter: &start); |
807 | while (!gtk_text_iter_ends_sentence (iter: &start)) |
808 | { |
809 | if (!gtk_text_iter_backward_char (iter: &start)) |
810 | break; |
811 | } |
812 | gtk_text_iter_forward_sentence_end (iter: &end); |
813 | break; |
814 | |
815 | case ATSPI_TEXT_BOUNDARY_LINE_START: |
816 | gtk_text_view_backward_display_line_start (text_view: view, iter: &start); |
817 | gtk_text_view_forward_display_line (text_view: view, iter: &end); |
818 | break; |
819 | |
820 | case ATSPI_TEXT_BOUNDARY_LINE_END: |
821 | gtk_text_view_backward_display_line_start (text_view: view, iter: &start); |
822 | if (!gtk_text_iter_is_start (iter: &start)) |
823 | { |
824 | gtk_text_view_backward_display_line (text_view: view, iter: &start); |
825 | gtk_text_view_forward_display_line_end (text_view: view, iter: &start); |
826 | } |
827 | gtk_text_view_forward_display_line_end (text_view: view, iter: &end); |
828 | break; |
829 | |
830 | default: |
831 | g_assert_not_reached (); |
832 | } |
833 | |
834 | *start_offset = gtk_text_iter_get_offset (iter: &start); |
835 | *end_offset = gtk_text_iter_get_offset (iter: &end); |
836 | |
837 | return gtk_text_buffer_get_slice (buffer, start: &start, end: &end, FALSE); |
838 | } |
839 | |
840 | char * |
841 | gtk_text_view_get_text_after (GtkTextView *view, |
842 | int offset, |
843 | AtspiTextBoundaryType boundary_type, |
844 | int *start_offset, |
845 | int *end_offset) |
846 | { |
847 | GtkTextBuffer *buffer; |
848 | GtkTextIter pos, start, end; |
849 | |
850 | buffer = gtk_text_view_get_buffer (text_view: view); |
851 | gtk_text_buffer_get_iter_at_offset (buffer, iter: &pos, char_offset: offset); |
852 | start = end = pos; |
853 | |
854 | switch (boundary_type) |
855 | { |
856 | case ATSPI_TEXT_BOUNDARY_CHAR: |
857 | gtk_text_iter_forward_char (iter: &start); |
858 | gtk_text_iter_forward_chars (iter: &end, count: 2); |
859 | break; |
860 | |
861 | case ATSPI_TEXT_BOUNDARY_WORD_START: |
862 | if (gtk_text_iter_inside_word (iter: &end)) |
863 | gtk_text_iter_forward_word_end (iter: &end); |
864 | while (!gtk_text_iter_starts_word (iter: &end)) |
865 | { |
866 | if (!gtk_text_iter_forward_char (iter: &end)) |
867 | break; |
868 | } |
869 | start = end; |
870 | if (!gtk_text_iter_is_end (iter: &end)) |
871 | { |
872 | gtk_text_iter_forward_word_end (iter: &end); |
873 | while (!gtk_text_iter_starts_word (iter: &end)) |
874 | { |
875 | if (!gtk_text_iter_forward_char (iter: &end)) |
876 | break; |
877 | } |
878 | } |
879 | break; |
880 | |
881 | case ATSPI_TEXT_BOUNDARY_WORD_END: |
882 | gtk_text_iter_forward_word_end (iter: &end); |
883 | start = end; |
884 | if (!gtk_text_iter_is_end (iter: &end)) |
885 | gtk_text_iter_forward_word_end (iter: &end); |
886 | break; |
887 | |
888 | case ATSPI_TEXT_BOUNDARY_SENTENCE_START: |
889 | if (gtk_text_iter_inside_sentence (iter: &end)) |
890 | gtk_text_iter_forward_sentence_end (iter: &end); |
891 | while (!gtk_text_iter_starts_sentence (iter: &end)) |
892 | { |
893 | if (!gtk_text_iter_forward_char (iter: &end)) |
894 | break; |
895 | } |
896 | start = end; |
897 | if (!gtk_text_iter_is_end (iter: &end)) |
898 | { |
899 | gtk_text_iter_forward_sentence_end (iter: &end); |
900 | while (!gtk_text_iter_starts_sentence (iter: &end)) |
901 | { |
902 | if (!gtk_text_iter_forward_char (iter: &end)) |
903 | break; |
904 | } |
905 | } |
906 | break; |
907 | |
908 | case ATSPI_TEXT_BOUNDARY_SENTENCE_END: |
909 | gtk_text_iter_forward_sentence_end (iter: &end); |
910 | start = end; |
911 | if (!gtk_text_iter_is_end (iter: &end)) |
912 | gtk_text_iter_forward_sentence_end (iter: &end); |
913 | break; |
914 | |
915 | case ATSPI_TEXT_BOUNDARY_LINE_START: |
916 | gtk_text_view_forward_display_line (text_view: view, iter: &end); |
917 | start = end; |
918 | gtk_text_view_forward_display_line (text_view: view, iter: &end); |
919 | break; |
920 | |
921 | case ATSPI_TEXT_BOUNDARY_LINE_END: |
922 | gtk_text_view_forward_display_line_end (text_view: view, iter: &end); |
923 | start = end; |
924 | gtk_text_view_forward_display_line (text_view: view, iter: &end); |
925 | gtk_text_view_forward_display_line_end (text_view: view, iter: &end); |
926 | break; |
927 | |
928 | default: |
929 | g_assert_not_reached (); |
930 | } |
931 | |
932 | *start_offset = gtk_text_iter_get_offset (iter: &start); |
933 | *end_offset = gtk_text_iter_get_offset (iter: &end); |
934 | |
935 | return gtk_text_buffer_get_slice (buffer, start: &start, end: &end, FALSE); |
936 | } |
937 | |
938 | char * |
939 | gtk_text_view_get_string_at (GtkTextView *view, |
940 | int offset, |
941 | AtspiTextGranularity granularity, |
942 | int *start_offset, |
943 | int *end_offset) |
944 | { |
945 | GtkTextBuffer *buffer; |
946 | GtkTextIter pos, start, end; |
947 | |
948 | buffer = gtk_text_view_get_buffer (text_view: view); |
949 | gtk_text_buffer_get_iter_at_offset (buffer, iter: &pos, char_offset: offset); |
950 | start = end = pos; |
951 | |
952 | if (granularity == ATSPI_TEXT_GRANULARITY_CHAR) |
953 | { |
954 | gtk_text_iter_forward_char (iter: &end); |
955 | } |
956 | else if (granularity == ATSPI_TEXT_GRANULARITY_WORD) |
957 | { |
958 | if (!gtk_text_iter_starts_word (iter: &start)) |
959 | gtk_text_iter_backward_word_start (iter: &start); |
960 | gtk_text_iter_forward_word_end (iter: &end); |
961 | } |
962 | else if (granularity == ATSPI_TEXT_GRANULARITY_SENTENCE) |
963 | { |
964 | if (!gtk_text_iter_starts_sentence (iter: &start)) |
965 | gtk_text_iter_backward_sentence_start (iter: &start); |
966 | gtk_text_iter_forward_sentence_end (iter: &end); |
967 | } |
968 | else if (granularity == ATSPI_TEXT_GRANULARITY_LINE) |
969 | { |
970 | if (!gtk_text_view_starts_display_line (text_view: view, iter: &start)) |
971 | gtk_text_view_backward_display_line (text_view: view, iter: &start); |
972 | gtk_text_view_forward_display_line_end (text_view: view, iter: &end); |
973 | } |
974 | else if (granularity == ATSPI_TEXT_GRANULARITY_PARAGRAPH) |
975 | { |
976 | gtk_text_iter_set_line_offset (iter: &start, char_on_line: 0); |
977 | gtk_text_iter_forward_to_line_end (iter: &end); |
978 | } |
979 | |
980 | *start_offset = gtk_text_iter_get_offset (iter: &start); |
981 | *end_offset = gtk_text_iter_get_offset (iter: &end); |
982 | |
983 | return gtk_text_buffer_get_slice (buffer, start: &start, end: &end, FALSE); |
984 | } |
985 | |