1 | /* gtkatspitext.c: Text interface for GtkAtspiContext |
2 | * |
3 | * Copyright 2020 Red Hat, Inc |
4 | * |
5 | * SPDX-License-Identifier: LGPL-2.1-or-later |
6 | * |
7 | * This library is free software; you can redistribute it and/or |
8 | * modify it under the terms of the GNU Lesser General Public |
9 | * License as published by the Free Software Foundation; either |
10 | * version 2.1 of the License, or (at your option) any later version. |
11 | * |
12 | * This library is distributed in the hope that it will be useful, |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
15 | * Lesser General Public License for more details. |
16 | * |
17 | * You should have received a copy of the GNU Lesser General Public |
18 | * License along with this library; if not, see <http://www.gnu.org/licenses/>. |
19 | */ |
20 | |
21 | #include "config.h" |
22 | |
23 | #include "gtkatspitextprivate.h" |
24 | |
25 | #include "gtkatspiprivate.h" |
26 | #include "gtkatspiutilsprivate.h" |
27 | #include "gtkatspipangoprivate.h" |
28 | #include "gtkatspitextbufferprivate.h" |
29 | |
30 | #include "a11y/atspi/atspi-text.h" |
31 | |
32 | #include "gtkatcontextprivate.h" |
33 | #include "gtkdebug.h" |
34 | #include "gtkeditable.h" |
35 | #include "gtklabelprivate.h" |
36 | #include "gtkentryprivate.h" |
37 | #include "gtksearchentryprivate.h" |
38 | #include "gtkpasswordentryprivate.h" |
39 | #include "gtkspinbuttonprivate.h" |
40 | #include "gtktextview.h" |
41 | |
42 | #include <gio/gio.h> |
43 | |
44 | /* {{{ GtkLabel */ |
45 | |
46 | static void |
47 | label_handle_method (GDBusConnection *connection, |
48 | const gchar *sender, |
49 | const gchar *object_path, |
50 | const gchar *interface_name, |
51 | const gchar *method_name, |
52 | GVariant *parameters, |
53 | GDBusMethodInvocation *invocation, |
54 | gpointer user_data) |
55 | { |
56 | GtkATContext *self = user_data; |
57 | GtkAccessible *accessible = gtk_at_context_get_accessible (self); |
58 | GtkWidget *widget = GTK_WIDGET (accessible); |
59 | |
60 | if (g_strcmp0 (str1: method_name, str2: "GetCaretOffset" ) == 0) |
61 | { |
62 | int offset; |
63 | |
64 | offset = _gtk_label_get_cursor_position (GTK_LABEL (widget)); |
65 | |
66 | g_dbus_method_invocation_return_value (invocation, parameters: g_variant_new (format_string: "(i)" , offset)); |
67 | } |
68 | else if (g_strcmp0 (str1: method_name, str2: "SetCaretOffset" ) == 0) |
69 | { |
70 | int offset; |
71 | gboolean ret; |
72 | |
73 | g_variant_get (value: parameters, format_string: "(i)" , &offset); |
74 | |
75 | ret = gtk_label_get_selectable (GTK_LABEL (widget)); |
76 | if (ret) |
77 | gtk_label_select_region (GTK_LABEL (widget), start_offset: offset, end_offset: offset); |
78 | |
79 | g_dbus_method_invocation_return_value (invocation, parameters: g_variant_new (format_string: "(b)" , ret)); |
80 | } |
81 | else if (g_strcmp0 (str1: method_name, str2: "GetText" ) == 0) |
82 | { |
83 | int start, end; |
84 | const char *text; |
85 | int len; |
86 | char *string; |
87 | |
88 | g_variant_get (value: parameters, format_string: "(ii)" , &start, &end); |
89 | |
90 | text = gtk_label_get_text (GTK_LABEL (widget)); |
91 | len = g_utf8_strlen (p: text, max: -1); |
92 | |
93 | start = CLAMP (start, 0, len); |
94 | end = CLAMP (end, 0, len); |
95 | |
96 | if (end <= start) |
97 | string = g_strdup (str: "" ); |
98 | else |
99 | { |
100 | const char *p, *q; |
101 | p = g_utf8_offset_to_pointer (str: text, offset: start); |
102 | q = g_utf8_offset_to_pointer (str: text, offset: end); |
103 | string = g_strndup (str: p, n: q - p); |
104 | } |
105 | |
106 | g_dbus_method_invocation_return_value (invocation, parameters: g_variant_new (format_string: "(s)" , string)); |
107 | g_free (mem: string); |
108 | } |
109 | else if (g_strcmp0 (str1: method_name, str2: "GetTextBeforeOffset" ) == 0) |
110 | { |
111 | PangoLayout *layout = gtk_label_get_layout (GTK_LABEL (widget)); |
112 | int offset; |
113 | AtspiTextBoundaryType boundary_type; |
114 | char *string; |
115 | int start, end; |
116 | |
117 | g_variant_get (value: parameters, format_string: "(iu)" , &offset, &boundary_type); |
118 | |
119 | string = gtk_pango_get_text_before (layout, offset, boundary_type, start_offset: &start, end_offset: &end); |
120 | |
121 | g_dbus_method_invocation_return_value (invocation, parameters: g_variant_new (format_string: "(sii)" , string, start, end)); |
122 | g_free (mem: string); |
123 | } |
124 | else if (g_strcmp0 (str1: method_name, str2: "GetTextAtOffset" ) == 0) |
125 | { |
126 | PangoLayout *layout = gtk_label_get_layout (GTK_LABEL (widget)); |
127 | int offset; |
128 | AtspiTextBoundaryType boundary_type; |
129 | char *string; |
130 | int start, end; |
131 | |
132 | g_variant_get (value: parameters, format_string: "(iu)" , &offset, &boundary_type); |
133 | |
134 | string = gtk_pango_get_text_at (layout, offset, boundary_type, start_offset: &start, end_offset: &end); |
135 | |
136 | g_dbus_method_invocation_return_value (invocation, parameters: g_variant_new (format_string: "(sii)" , string, start, end)); |
137 | g_free (mem: string); |
138 | } |
139 | else if (g_strcmp0 (str1: method_name, str2: "GetTextAfterOffset" ) == 0) |
140 | { |
141 | PangoLayout *layout = gtk_label_get_layout (GTK_LABEL (widget)); |
142 | int offset; |
143 | AtspiTextBoundaryType boundary_type; |
144 | char *string; |
145 | int start, end; |
146 | |
147 | g_variant_get (value: parameters, format_string: "(iu)" , &offset, &boundary_type); |
148 | |
149 | string = gtk_pango_get_text_after (layout, offset, boundary_type, start_offset: &start, end_offset: &end); |
150 | |
151 | g_dbus_method_invocation_return_value (invocation, parameters: g_variant_new (format_string: "(sii)" , string, start, end)); |
152 | g_free (mem: string); |
153 | } |
154 | else if (g_strcmp0 (str1: method_name, str2: "GetCharacterAtOffset" ) == 0) |
155 | { |
156 | int offset; |
157 | const char *text; |
158 | gunichar ch = 0; |
159 | |
160 | g_variant_get (value: parameters, format_string: "(i)" , &offset); |
161 | |
162 | text = gtk_label_get_text (GTK_LABEL (widget)); |
163 | |
164 | if (0 <= offset && offset < g_utf8_strlen (p: text, max: -1)) |
165 | ch = g_utf8_get_char (p: g_utf8_offset_to_pointer (str: text, offset)); |
166 | |
167 | g_dbus_method_invocation_return_value (invocation, parameters: g_variant_new (format_string: "(i)" , ch)); |
168 | } |
169 | else if (g_strcmp0 (str1: method_name, str2: "GetStringAtOffset" ) == 0) |
170 | { |
171 | PangoLayout *layout = gtk_label_get_layout (GTK_LABEL (widget)); |
172 | int offset; |
173 | AtspiTextGranularity granularity; |
174 | char *string; |
175 | int start, end; |
176 | |
177 | g_variant_get (value: parameters, format_string: "(iu)" , &offset, &granularity); |
178 | |
179 | string = gtk_pango_get_string_at (layout, offset, granularity, start_offset: &start, end_offset: &end); |
180 | |
181 | g_dbus_method_invocation_return_value (invocation, parameters: g_variant_new (format_string: "(sii)" , string, start, end)); |
182 | g_free (mem: string); |
183 | } |
184 | else if (g_strcmp0 (str1: method_name, str2: "GetAttributes" ) == 0) |
185 | { |
186 | PangoLayout *layout = gtk_label_get_layout (GTK_LABEL (widget)); |
187 | GVariantBuilder builder = G_VARIANT_BUILDER_INIT (G_VARIANT_TYPE ("a{ss}" )); |
188 | int offset; |
189 | int start, end; |
190 | |
191 | g_variant_get (value: parameters, format_string: "(i)" , &offset); |
192 | |
193 | gtk_pango_get_run_attributes (layout, builder: &builder, offset, start_offset: &start, end_offset: &end); |
194 | |
195 | g_dbus_method_invocation_return_value (invocation, parameters: g_variant_new (format_string: "(a{ss}ii)" , &builder, start, end)); |
196 | } |
197 | else if (g_strcmp0 (str1: method_name, str2: "GetAttributeValue" ) == 0) |
198 | { |
199 | PangoLayout *layout = gtk_label_get_layout (GTK_LABEL (widget)); |
200 | GVariantBuilder builder = G_VARIANT_BUILDER_INIT (G_VARIANT_TYPE ("a{ss}" )); |
201 | int offset; |
202 | const char *name; |
203 | int start, end; |
204 | GVariant *attrs; |
205 | const char *val; |
206 | |
207 | g_variant_get (value: parameters, format_string: "(i&s)" , &offset, &name); |
208 | |
209 | gtk_pango_get_run_attributes (layout, builder: &builder, offset, start_offset: &start, end_offset: &end); |
210 | |
211 | attrs = g_variant_builder_end (builder: &builder); |
212 | if (!g_variant_lookup (dictionary: attrs, key: name, format_string: "&s" , &val)) |
213 | val = "" ; |
214 | |
215 | g_dbus_method_invocation_return_value (invocation, parameters: g_variant_new (format_string: "(s)" , val)); |
216 | g_variant_unref (value: attrs); |
217 | } |
218 | else if (g_strcmp0 (str1: method_name, str2: "GetAttributeRun" ) == 0) |
219 | { |
220 | PangoLayout *layout = gtk_label_get_layout (GTK_LABEL (widget)); |
221 | GVariantBuilder builder = G_VARIANT_BUILDER_INIT (G_VARIANT_TYPE ("a{ss}" )); |
222 | int offset; |
223 | gboolean include_defaults; |
224 | int start, end; |
225 | |
226 | g_variant_get (value: parameters, format_string: "(ib)" , &offset, &include_defaults); |
227 | |
228 | if (include_defaults) |
229 | gtk_pango_get_default_attributes (layout, builder: &builder); |
230 | |
231 | gtk_pango_get_run_attributes (layout, builder: &builder, offset, start_offset: &start, end_offset: &end); |
232 | |
233 | g_dbus_method_invocation_return_value (invocation, parameters: g_variant_new (format_string: "(a{ss}ii)" , &builder, start, end)); |
234 | } |
235 | else if (g_strcmp0 (str1: method_name, str2: "GetDefaultAttributes" ) == 0 || |
236 | g_strcmp0 (str1: method_name, str2: "GetDefaultAttributeSet" ) == 0) |
237 | { |
238 | PangoLayout *layout = gtk_label_get_layout (GTK_LABEL (widget)); |
239 | GVariantBuilder builder = G_VARIANT_BUILDER_INIT (G_VARIANT_TYPE ("a{ss}" )); |
240 | |
241 | gtk_pango_get_default_attributes (layout, builder: &builder); |
242 | |
243 | g_dbus_method_invocation_return_value (invocation, parameters: g_variant_new (format_string: "(a{ss})" , &builder)); |
244 | } |
245 | else if (g_strcmp0 (str1: method_name, str2: "GetNSelections" ) == 0) |
246 | { |
247 | int n = 0; |
248 | |
249 | if (gtk_label_get_selection_bounds (GTK_LABEL (widget), NULL, NULL)) |
250 | n = 1; |
251 | |
252 | g_dbus_method_invocation_return_value (invocation, parameters: g_variant_new (format_string: "(i)" , n)); |
253 | } |
254 | else if (g_strcmp0 (str1: method_name, str2: "GetSelection" ) == 0) |
255 | { |
256 | int num; |
257 | int start, end; |
258 | gboolean ret = TRUE; |
259 | |
260 | g_variant_get (value: parameters, format_string: "(i)" , &num); |
261 | |
262 | if (num != 0) |
263 | ret = FALSE; |
264 | else |
265 | { |
266 | if (!gtk_label_get_selection_bounds (GTK_LABEL (widget), start: &start, end: &end)) |
267 | ret = FALSE; |
268 | } |
269 | |
270 | if (!ret) |
271 | g_dbus_method_invocation_return_error (invocation, G_DBUS_ERROR, code: G_DBUS_ERROR_INVALID_ARGS, format: "Not a valid selection: %d" , num); |
272 | else |
273 | g_dbus_method_invocation_return_value (invocation, parameters: g_variant_new (format_string: "(ii)" , start, end)); |
274 | } |
275 | else if (g_strcmp0 (str1: method_name, str2: "AddSelection" ) == 0) |
276 | { |
277 | int start, end; |
278 | gboolean ret; |
279 | |
280 | g_variant_get (value: parameters, format_string: "(ii)" , &start, &end); |
281 | |
282 | if (!gtk_label_get_selectable (GTK_LABEL (widget)) || |
283 | gtk_label_get_selection_bounds (GTK_LABEL (widget), NULL, NULL)) |
284 | { |
285 | ret = FALSE; |
286 | } |
287 | else |
288 | { |
289 | gtk_label_select_region (GTK_LABEL (widget), start_offset: start, end_offset: end); |
290 | ret = TRUE; |
291 | } |
292 | |
293 | g_dbus_method_invocation_return_value (invocation, parameters: g_variant_new (format_string: "(b)" , ret)); |
294 | } |
295 | else if (g_strcmp0 (str1: method_name, str2: "RemoveSelection" ) == 0) |
296 | { |
297 | int num; |
298 | int start, end; |
299 | gboolean ret; |
300 | |
301 | g_variant_get (value: parameters, format_string: "(i)" , &num); |
302 | |
303 | if (num != 0) |
304 | ret = FALSE; |
305 | else |
306 | { |
307 | if (!gtk_label_get_selectable (GTK_LABEL (widget)) || |
308 | !gtk_label_get_selection_bounds (GTK_LABEL (widget), start: &start, end: &end)) |
309 | { |
310 | ret = FALSE; |
311 | } |
312 | else |
313 | { |
314 | gtk_label_select_region (GTK_LABEL (widget), start_offset: end, end_offset: end); |
315 | ret = TRUE; |
316 | } |
317 | } |
318 | |
319 | g_dbus_method_invocation_return_value (invocation, parameters: g_variant_new (format_string: "(b)" , ret)); |
320 | } |
321 | else if (g_strcmp0 (str1: method_name, str2: "SetSelection" ) == 0) |
322 | { |
323 | int num; |
324 | int start, end; |
325 | gboolean ret; |
326 | |
327 | g_variant_get (value: parameters, format_string: "(iii)" , &num, &start, &end); |
328 | |
329 | if (num != 0) |
330 | ret = FALSE; |
331 | else |
332 | { |
333 | if (!gtk_label_get_selectable (GTK_LABEL (widget)) || |
334 | !gtk_label_get_selection_bounds (GTK_LABEL (widget), NULL, NULL)) |
335 | { |
336 | ret = FALSE; |
337 | } |
338 | else |
339 | { |
340 | gtk_label_select_region (GTK_LABEL (widget), start_offset: start, end_offset: end); |
341 | ret = TRUE; |
342 | } |
343 | } |
344 | g_dbus_method_invocation_return_value (invocation, parameters: g_variant_new (format_string: "(b)" , ret)); |
345 | } |
346 | else if (g_strcmp0 (str1: method_name, str2: "GetCharacterExtents" ) == 0) |
347 | { |
348 | g_dbus_method_invocation_return_error_literal (invocation, G_DBUS_ERROR, code: G_DBUS_ERROR_NOT_SUPPORTED, message: "" ); |
349 | } |
350 | else if (g_strcmp0 (str1: method_name, str2: "GetRangeExtents" ) == 0) |
351 | { |
352 | g_dbus_method_invocation_return_error_literal (invocation, G_DBUS_ERROR, code: G_DBUS_ERROR_NOT_SUPPORTED, message: "" ); |
353 | } |
354 | else if (g_strcmp0 (str1: method_name, str2: "GetBoundedRanges" ) == 0) |
355 | { |
356 | g_dbus_method_invocation_return_error_literal (invocation, G_DBUS_ERROR, code: G_DBUS_ERROR_NOT_SUPPORTED, message: "" ); |
357 | } |
358 | else if (g_strcmp0 (str1: method_name, str2: "ScrollSubstringTo" ) == 0) |
359 | { |
360 | g_dbus_method_invocation_return_error_literal (invocation, G_DBUS_ERROR, code: G_DBUS_ERROR_NOT_SUPPORTED, message: "" ); |
361 | } |
362 | else if (g_strcmp0 (str1: method_name, str2: "ScrollSubstringToPoint" ) == 0) |
363 | { |
364 | g_dbus_method_invocation_return_error_literal (invocation, G_DBUS_ERROR, code: G_DBUS_ERROR_NOT_SUPPORTED, message: "" ); |
365 | } |
366 | } |
367 | |
368 | static GVariant * |
369 | label_get_property (GDBusConnection *connection, |
370 | const gchar *sender, |
371 | const gchar *object_path, |
372 | const gchar *interface_name, |
373 | const gchar *property_name, |
374 | GError **error, |
375 | gpointer user_data) |
376 | { |
377 | GtkATContext *self = user_data; |
378 | GtkAccessible *accessible = gtk_at_context_get_accessible (self); |
379 | GtkWidget *widget = GTK_WIDGET (accessible); |
380 | |
381 | if (g_strcmp0 (str1: property_name, str2: "CharacterCount" ) == 0) |
382 | { |
383 | const char *text; |
384 | int len; |
385 | |
386 | text = gtk_label_get_text (GTK_LABEL (widget)); |
387 | len = g_utf8_strlen (p: text, max: -1); |
388 | |
389 | return g_variant_new_int32 (value: len); |
390 | } |
391 | else if (g_strcmp0 (str1: property_name, str2: "CaretOffset" ) == 0) |
392 | { |
393 | int offset; |
394 | |
395 | offset = _gtk_label_get_cursor_position (GTK_LABEL (widget)); |
396 | |
397 | return g_variant_new_int32 (value: offset); |
398 | } |
399 | |
400 | return NULL; |
401 | } |
402 | |
403 | static const GDBusInterfaceVTable label_vtable = { |
404 | label_handle_method, |
405 | label_get_property, |
406 | NULL, |
407 | }; |
408 | |
409 | /* }}} */ |
410 | /* {{{ GtkEditable */ |
411 | |
412 | static GtkText * |
413 | gtk_editable_get_text_widget (GtkWidget *widget) |
414 | { |
415 | if (GTK_IS_EDITABLE (widget)) |
416 | { |
417 | GtkEditable *delegate; |
418 | |
419 | delegate = gtk_editable_get_delegate (GTK_EDITABLE (widget)); |
420 | |
421 | if (GTK_IS_TEXT (delegate)) |
422 | return GTK_TEXT (delegate); |
423 | } |
424 | |
425 | return NULL; |
426 | } |
427 | |
428 | static void |
429 | editable_handle_method (GDBusConnection *connection, |
430 | const gchar *sender, |
431 | const gchar *object_path, |
432 | const gchar *interface_name, |
433 | const gchar *method_name, |
434 | GVariant *parameters, |
435 | GDBusMethodInvocation *invocation, |
436 | gpointer user_data) |
437 | { |
438 | GtkATContext *self = user_data; |
439 | GtkAccessible *accessible = gtk_at_context_get_accessible (self); |
440 | GtkWidget *widget = GTK_WIDGET (accessible); |
441 | GtkText *text_widget = gtk_editable_get_text_widget (widget); |
442 | |
443 | if (g_strcmp0 (str1: method_name, str2: "GetCaretOffset" ) == 0) |
444 | { |
445 | int offset; |
446 | |
447 | offset = gtk_editable_get_position (GTK_EDITABLE (widget)); |
448 | |
449 | g_dbus_method_invocation_return_value (invocation, parameters: g_variant_new (format_string: "(i)" , offset)); |
450 | } |
451 | else if (g_strcmp0 (str1: method_name, str2: "SetCaretOffset" ) == 0) |
452 | { |
453 | int offset; |
454 | gboolean ret; |
455 | |
456 | g_variant_get (value: parameters, format_string: "(i)" , &offset); |
457 | |
458 | gtk_editable_set_position (GTK_EDITABLE (widget), position: offset); |
459 | ret = TRUE; |
460 | |
461 | g_dbus_method_invocation_return_value (invocation, parameters: g_variant_new (format_string: "(b)" , ret)); |
462 | } |
463 | else if (g_strcmp0 (str1: method_name, str2: "GetText" ) == 0) |
464 | { |
465 | int start, end; |
466 | const char *text; |
467 | int len; |
468 | char *string; |
469 | |
470 | g_variant_get (value: parameters, format_string: "(ii)" , &start, &end); |
471 | |
472 | text = gtk_editable_get_text (GTK_EDITABLE (widget)); |
473 | len = g_utf8_strlen (p: text, max: -1); |
474 | |
475 | start = CLAMP (start, 0, len); |
476 | end = CLAMP (end, 0, len); |
477 | |
478 | if (end <= start) |
479 | string = g_strdup (str: "" ); |
480 | else |
481 | { |
482 | const char *p, *q; |
483 | p = g_utf8_offset_to_pointer (str: text, offset: start); |
484 | q = g_utf8_offset_to_pointer (str: text, offset: end); |
485 | string = g_strndup (str: p, n: q - p); |
486 | } |
487 | |
488 | g_dbus_method_invocation_return_value (invocation, parameters: g_variant_new (format_string: "(s)" , string)); |
489 | g_free (mem: string); |
490 | } |
491 | else if (g_strcmp0 (str1: method_name, str2: "GetTextBeforeOffset" ) == 0) |
492 | { |
493 | PangoLayout *layout = gtk_text_get_layout (entry: text_widget); |
494 | int offset; |
495 | AtspiTextBoundaryType boundary_type; |
496 | char *string; |
497 | int start, end; |
498 | |
499 | g_variant_get (value: parameters, format_string: "(iu)" , &offset, &boundary_type); |
500 | |
501 | string = gtk_pango_get_text_before (layout, offset, boundary_type, start_offset: &start, end_offset: &end); |
502 | |
503 | g_dbus_method_invocation_return_value (invocation, parameters: g_variant_new (format_string: "(sii)" , string, start, end)); |
504 | g_free (mem: string); |
505 | } |
506 | else if (g_strcmp0 (str1: method_name, str2: "GetTextAtOffset" ) == 0) |
507 | { |
508 | PangoLayout *layout = gtk_text_get_layout (entry: text_widget); |
509 | int offset; |
510 | AtspiTextBoundaryType boundary_type; |
511 | char *string; |
512 | int start, end; |
513 | |
514 | g_variant_get (value: parameters, format_string: "(iu)" , &offset, &boundary_type); |
515 | |
516 | string = gtk_pango_get_text_at (layout, offset, boundary_type, start_offset: &start, end_offset: &end); |
517 | |
518 | g_dbus_method_invocation_return_value (invocation, parameters: g_variant_new (format_string: "(sii)" , string, start, end)); |
519 | g_free (mem: string); |
520 | } |
521 | else if (g_strcmp0 (str1: method_name, str2: "GetTextAfterOffset" ) == 0) |
522 | { |
523 | PangoLayout *layout = gtk_text_get_layout (entry: text_widget); |
524 | int offset; |
525 | AtspiTextBoundaryType boundary_type; |
526 | char *string; |
527 | int start, end; |
528 | |
529 | g_variant_get (value: parameters, format_string: "(iu)" , &offset, &boundary_type); |
530 | |
531 | string = gtk_pango_get_text_after (layout, offset, boundary_type, start_offset: &start, end_offset: &end); |
532 | |
533 | g_dbus_method_invocation_return_value (invocation, parameters: g_variant_new (format_string: "(sii)" , string, start, end)); |
534 | g_free (mem: string); |
535 | } |
536 | else if (g_strcmp0 (str1: method_name, str2: "GetCharacterAtOffset" ) == 0) |
537 | { |
538 | int offset; |
539 | const char *text; |
540 | gunichar ch = 0; |
541 | |
542 | g_variant_get (value: parameters, format_string: "(i)" , &offset); |
543 | |
544 | text = gtk_editable_get_text (GTK_EDITABLE (widget)); |
545 | if (0 <= offset && offset < g_utf8_strlen (p: text, max: -1)) |
546 | ch = g_utf8_get_char (p: g_utf8_offset_to_pointer (str: text, offset)); |
547 | |
548 | g_dbus_method_invocation_return_value (invocation, parameters: g_variant_new (format_string: "(i)" , ch)); |
549 | } |
550 | else if (g_strcmp0 (str1: method_name, str2: "GetStringAtOffset" ) == 0) |
551 | { |
552 | PangoLayout *layout = gtk_text_get_layout (entry: text_widget); |
553 | int offset; |
554 | AtspiTextGranularity granularity; |
555 | char *string; |
556 | int start, end; |
557 | |
558 | g_variant_get (value: parameters, format_string: "(iu)" , &offset, &granularity); |
559 | |
560 | string = gtk_pango_get_string_at (layout, offset, granularity, start_offset: &start, end_offset: &end); |
561 | |
562 | g_dbus_method_invocation_return_value (invocation, parameters: g_variant_new (format_string: "(sii)" , string, start, end)); |
563 | g_free (mem: string); |
564 | } |
565 | else if (g_strcmp0 (str1: method_name, str2: "GetAttributes" ) == 0) |
566 | { |
567 | PangoLayout *layout = gtk_text_get_layout (entry: text_widget); |
568 | GVariantBuilder builder = G_VARIANT_BUILDER_INIT (G_VARIANT_TYPE ("a{ss}" )); |
569 | int offset; |
570 | int start, end; |
571 | |
572 | g_variant_get (value: parameters, format_string: "(i)" , &offset); |
573 | |
574 | gtk_pango_get_run_attributes (layout, builder: &builder, offset, start_offset: &start, end_offset: &end); |
575 | |
576 | g_dbus_method_invocation_return_value (invocation, parameters: g_variant_new (format_string: "(a{ss}ii)" , &builder, start, end)); |
577 | } |
578 | else if (g_strcmp0 (str1: method_name, str2: "GetAttributeValue" ) == 0) |
579 | { |
580 | PangoLayout *layout = gtk_text_get_layout (entry: text_widget); |
581 | GVariantBuilder builder = G_VARIANT_BUILDER_INIT (G_VARIANT_TYPE ("a{ss}" )); |
582 | int offset; |
583 | const char *name; |
584 | int start, end; |
585 | GVariant *attrs; |
586 | const char *val; |
587 | |
588 | g_variant_get (value: parameters, format_string: "(i&s)" , &offset, &name); |
589 | |
590 | gtk_pango_get_run_attributes (layout, builder: &builder, offset, start_offset: &start, end_offset: &end); |
591 | attrs = g_variant_builder_end (builder: &builder); |
592 | if (!g_variant_lookup (dictionary: attrs, key: name, format_string: "&s" , &val)) |
593 | val = "" ; |
594 | |
595 | g_dbus_method_invocation_return_value (invocation, parameters: g_variant_new (format_string: "(s)" , val)); |
596 | g_variant_unref (value: attrs); |
597 | } |
598 | else if (g_strcmp0 (str1: method_name, str2: "GetAttributeRun" ) == 0) |
599 | { |
600 | PangoLayout *layout = gtk_text_get_layout (entry: text_widget); |
601 | GVariantBuilder builder = G_VARIANT_BUILDER_INIT (G_VARIANT_TYPE ("a{ss}" )); |
602 | int offset; |
603 | gboolean include_defaults; |
604 | int start, end; |
605 | |
606 | g_variant_get (value: parameters, format_string: "(ib)" , &offset, &include_defaults); |
607 | |
608 | if (include_defaults) |
609 | gtk_pango_get_default_attributes (layout, builder: &builder); |
610 | |
611 | gtk_pango_get_run_attributes (layout, builder: &builder, offset, start_offset: &start, end_offset: &end); |
612 | |
613 | g_dbus_method_invocation_return_value (invocation, parameters: g_variant_new (format_string: "(a{ss}ii)" , &builder, start, end)); |
614 | } |
615 | else if (g_strcmp0 (str1: method_name, str2: "GetDefaultAttributes" ) == 0 || |
616 | g_strcmp0 (str1: method_name, str2: "GetDefaultAttributeSet" ) == 0) |
617 | { |
618 | PangoLayout *layout = gtk_text_get_layout (entry: text_widget); |
619 | GVariantBuilder builder = G_VARIANT_BUILDER_INIT (G_VARIANT_TYPE ("a{ss}" )); |
620 | |
621 | gtk_pango_get_default_attributes (layout, builder: &builder); |
622 | |
623 | g_dbus_method_invocation_return_value (invocation, parameters: g_variant_new (format_string: "(a{ss})" , &builder)); |
624 | } |
625 | else if (g_strcmp0 (str1: method_name, str2: "GetNSelections" ) == 0) |
626 | { |
627 | int n = 0; |
628 | |
629 | if (gtk_editable_get_selection_bounds (GTK_EDITABLE (widget), NULL, NULL)) |
630 | n = 1; |
631 | |
632 | g_dbus_method_invocation_return_value (invocation, parameters: g_variant_new (format_string: "(i)" , n)); |
633 | } |
634 | else if (g_strcmp0 (str1: method_name, str2: "GetSelection" ) == 0) |
635 | { |
636 | int num; |
637 | int start, end; |
638 | gboolean ret = TRUE; |
639 | |
640 | g_variant_get (value: parameters, format_string: "(i)" , &num); |
641 | |
642 | if (num != 0) |
643 | ret = FALSE; |
644 | else |
645 | { |
646 | if (!gtk_editable_get_selection_bounds (GTK_EDITABLE (widget), start_pos: &start, end_pos: &end)) |
647 | ret = FALSE; |
648 | } |
649 | |
650 | if (!ret) |
651 | g_dbus_method_invocation_return_error (invocation, G_DBUS_ERROR, code: G_DBUS_ERROR_INVALID_ARGS, format: "Not a valid selection: %d" , num); |
652 | else |
653 | g_dbus_method_invocation_return_value (invocation, parameters: g_variant_new (format_string: "(ii)" , start, end)); |
654 | } |
655 | else if (g_strcmp0 (str1: method_name, str2: "AddSelection" ) == 0) |
656 | { |
657 | int start, end; |
658 | gboolean ret; |
659 | |
660 | g_variant_get (value: parameters, format_string: "(ii)" , &start, &end); |
661 | |
662 | if (gtk_editable_get_selection_bounds (GTK_EDITABLE (widget), NULL, NULL)) |
663 | { |
664 | ret = FALSE; |
665 | } |
666 | else |
667 | { |
668 | gtk_editable_select_region (GTK_EDITABLE (widget), start_pos: start, end_pos: end); |
669 | ret = TRUE; |
670 | } |
671 | |
672 | g_dbus_method_invocation_return_value (invocation, parameters: g_variant_new (format_string: "(b)" , ret)); |
673 | } |
674 | else if (g_strcmp0 (str1: method_name, str2: "RemoveSelection" ) == 0) |
675 | { |
676 | int num; |
677 | int start, end; |
678 | gboolean ret; |
679 | |
680 | g_variant_get (value: parameters, format_string: "(i)" , &num); |
681 | |
682 | if (num != 0) |
683 | ret = FALSE; |
684 | else |
685 | { |
686 | if (!gtk_editable_get_selection_bounds (GTK_EDITABLE (widget), start_pos: &start, end_pos: &end)) |
687 | { |
688 | ret = FALSE; |
689 | } |
690 | else |
691 | { |
692 | gtk_editable_select_region (GTK_EDITABLE (widget), start_pos: end, end_pos: end); |
693 | ret = TRUE; |
694 | } |
695 | } |
696 | |
697 | g_dbus_method_invocation_return_value (invocation, parameters: g_variant_new (format_string: "(b)" , ret)); |
698 | } |
699 | else if (g_strcmp0 (str1: method_name, str2: "SetSelection" ) == 0) |
700 | { |
701 | int num; |
702 | int start, end; |
703 | gboolean ret; |
704 | |
705 | g_variant_get (value: parameters, format_string: "(iii)" , &num, &start, &end); |
706 | |
707 | if (num != 0) |
708 | ret = FALSE; |
709 | else |
710 | { |
711 | if (!gtk_editable_get_selection_bounds (GTK_EDITABLE (widget), NULL, NULL)) |
712 | { |
713 | ret = FALSE; |
714 | } |
715 | else |
716 | { |
717 | gtk_editable_select_region (GTK_EDITABLE (widget), start_pos: start, end_pos: end); |
718 | ret = TRUE; |
719 | } |
720 | } |
721 | g_dbus_method_invocation_return_value (invocation, parameters: g_variant_new (format_string: "(b)" , ret)); |
722 | } |
723 | else if (g_strcmp0 (str1: method_name, str2: "GetCharacterExtents" ) == 0) |
724 | { |
725 | g_dbus_method_invocation_return_error_literal (invocation, G_DBUS_ERROR, code: G_DBUS_ERROR_NOT_SUPPORTED, message: "" ); |
726 | } |
727 | else if (g_strcmp0 (str1: method_name, str2: "GetRangeExtents" ) == 0) |
728 | { |
729 | g_dbus_method_invocation_return_error_literal (invocation, G_DBUS_ERROR, code: G_DBUS_ERROR_NOT_SUPPORTED, message: "" ); |
730 | } |
731 | else if (g_strcmp0 (str1: method_name, str2: "GetBoundedRanges" ) == 0) |
732 | { |
733 | g_dbus_method_invocation_return_error_literal (invocation, G_DBUS_ERROR, code: G_DBUS_ERROR_NOT_SUPPORTED, message: "" ); |
734 | } |
735 | else if (g_strcmp0 (str1: method_name, str2: "ScrollSubstringTo" ) == 0) |
736 | { |
737 | g_dbus_method_invocation_return_error_literal (invocation, G_DBUS_ERROR, code: G_DBUS_ERROR_NOT_SUPPORTED, message: "" ); |
738 | } |
739 | else if (g_strcmp0 (str1: method_name, str2: "ScrollSubstringToPoint" ) == 0) |
740 | { |
741 | g_dbus_method_invocation_return_error_literal (invocation, G_DBUS_ERROR, code: G_DBUS_ERROR_NOT_SUPPORTED, message: "" ); |
742 | } |
743 | } |
744 | |
745 | static GVariant * |
746 | editable_get_property (GDBusConnection *connection, |
747 | const gchar *sender, |
748 | const gchar *object_path, |
749 | const gchar *interface_name, |
750 | const gchar *property_name, |
751 | GError **error, |
752 | gpointer user_data) |
753 | { |
754 | GtkATContext *self = user_data; |
755 | GtkAccessible *accessible = gtk_at_context_get_accessible (self); |
756 | GtkWidget *widget = GTK_WIDGET (accessible); |
757 | |
758 | if (g_strcmp0 (str1: property_name, str2: "CharacterCount" ) == 0) |
759 | { |
760 | const char *text; |
761 | int len; |
762 | |
763 | text = gtk_editable_get_text (GTK_EDITABLE (widget)); |
764 | len = g_utf8_strlen (p: text, max: -1); |
765 | |
766 | return g_variant_new_int32 (value: len); |
767 | } |
768 | else if (g_strcmp0 (str1: property_name, str2: "CaretOffset" ) == 0) |
769 | { |
770 | int offset; |
771 | |
772 | offset = gtk_editable_get_position (GTK_EDITABLE (widget)); |
773 | |
774 | return g_variant_new_int32 (value: offset); |
775 | } |
776 | |
777 | return NULL; |
778 | } |
779 | |
780 | static const GDBusInterfaceVTable editable_vtable = { |
781 | editable_handle_method, |
782 | editable_get_property, |
783 | NULL, |
784 | }; |
785 | |
786 | /* }}} */ |
787 | /* {{{ GtkTextView */ |
788 | |
789 | static void |
790 | text_view_handle_method (GDBusConnection *connection, |
791 | const gchar *sender, |
792 | const gchar *object_path, |
793 | const gchar *interface_name, |
794 | const gchar *method_name, |
795 | GVariant *parameters, |
796 | GDBusMethodInvocation *invocation, |
797 | gpointer user_data) |
798 | { |
799 | GtkATContext *self = user_data; |
800 | GtkAccessible *accessible = gtk_at_context_get_accessible (self); |
801 | GtkWidget *widget = GTK_WIDGET (accessible); |
802 | |
803 | if (g_strcmp0 (str1: method_name, str2: "GetCaretOffset" ) == 0) |
804 | { |
805 | GtkTextBuffer *buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (widget)); |
806 | GtkTextMark *insert; |
807 | GtkTextIter iter; |
808 | int offset; |
809 | |
810 | insert = gtk_text_buffer_get_insert (buffer); |
811 | gtk_text_buffer_get_iter_at_mark (buffer, iter: &iter, mark: insert); |
812 | offset = gtk_text_iter_get_offset (iter: &iter); |
813 | |
814 | g_dbus_method_invocation_return_value (invocation, parameters: g_variant_new (format_string: "(i)" , offset)); |
815 | } |
816 | else if (g_strcmp0 (str1: method_name, str2: "SetCaretOffset" ) == 0) |
817 | { |
818 | GtkTextBuffer *buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (widget)); |
819 | GtkTextIter iter; |
820 | int offset; |
821 | |
822 | g_variant_get (value: parameters, format_string: "(i)" , &offset); |
823 | |
824 | gtk_text_buffer_get_iter_at_offset (buffer, iter: &iter, char_offset: offset); |
825 | gtk_text_buffer_place_cursor (buffer, where: &iter); |
826 | gtk_text_view_scroll_to_iter (GTK_TEXT_VIEW (widget), iter: &iter, within_margin: 0, FALSE, xalign: 0, yalign: 0); |
827 | |
828 | g_dbus_method_invocation_return_value (invocation, parameters: g_variant_new (format_string: "(b)" , TRUE)); |
829 | } |
830 | else if (g_strcmp0 (str1: method_name, str2: "GetText" ) == 0) |
831 | { |
832 | GtkTextBuffer *buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (widget)); |
833 | GtkTextIter start_iter, end_iter; |
834 | int start, end; |
835 | char *string; |
836 | |
837 | g_variant_get (value: parameters, format_string: "(ii)" , &start, &end); |
838 | |
839 | gtk_text_buffer_get_iter_at_offset (buffer, iter: &start_iter, char_offset: start); |
840 | gtk_text_buffer_get_iter_at_offset (buffer, iter: &end_iter, char_offset: end); |
841 | |
842 | string = gtk_text_buffer_get_text (buffer, start: &start_iter, end: &end_iter, FALSE); |
843 | |
844 | g_dbus_method_invocation_return_value (invocation, parameters: g_variant_new (format_string: "(s)" , string)); |
845 | g_free (mem: string); |
846 | } |
847 | else if (g_strcmp0 (str1: method_name, str2: "GetTextBeforeOffset" ) == 0) |
848 | { |
849 | int offset; |
850 | AtspiTextBoundaryType boundary_type; |
851 | char *string; |
852 | int start, end; |
853 | |
854 | g_variant_get (value: parameters, format_string: "(iu)" , &offset, &boundary_type); |
855 | |
856 | string = gtk_text_view_get_text_before (GTK_TEXT_VIEW (widget), offset, boundary_type, start_offset: &start, end_offset: &end); |
857 | |
858 | g_dbus_method_invocation_return_value (invocation, parameters: g_variant_new (format_string: "(sii)" , string, start, end)); |
859 | g_free (mem: string); |
860 | } |
861 | else if (g_strcmp0 (str1: method_name, str2: "GetTextAtOffset" ) == 0) |
862 | { |
863 | int offset; |
864 | AtspiTextBoundaryType boundary_type; |
865 | char *string; |
866 | int start, end; |
867 | |
868 | g_variant_get (value: parameters, format_string: "(iu)" , &offset, &boundary_type); |
869 | |
870 | string = gtk_text_view_get_text_at (GTK_TEXT_VIEW (widget), offset, boundary_type, start_offset: &start, end_offset: &end); |
871 | |
872 | g_dbus_method_invocation_return_value (invocation, parameters: g_variant_new (format_string: "(sii)" , string, start, end)); |
873 | g_free (mem: string); |
874 | } |
875 | else if (g_strcmp0 (str1: method_name, str2: "GetTextAfterOffset" ) == 0) |
876 | { |
877 | int offset; |
878 | AtspiTextBoundaryType boundary_type; |
879 | char *string; |
880 | int start, end; |
881 | |
882 | g_variant_get (value: parameters, format_string: "(iu)" , &offset, &boundary_type); |
883 | |
884 | string = gtk_text_view_get_text_after (GTK_TEXT_VIEW (widget), offset, boundary_type, start_offset: &start, end_offset: &end); |
885 | |
886 | g_dbus_method_invocation_return_value (invocation, parameters: g_variant_new (format_string: "(sii)" , string, start, end)); |
887 | g_free (mem: string); |
888 | } |
889 | else if (g_strcmp0 (str1: method_name, str2: "GetCharacterAtOffset" ) == 0) |
890 | { |
891 | GtkTextBuffer *buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (widget)); |
892 | int offset; |
893 | gunichar ch = 0; |
894 | |
895 | g_variant_get (value: parameters, format_string: "(i)" , &offset); |
896 | |
897 | if (offset >= 0 && offset < gtk_text_buffer_get_char_count (buffer)) |
898 | { |
899 | GtkTextIter start, end; |
900 | char *string; |
901 | gtk_text_buffer_get_iter_at_offset (buffer, iter: &start, char_offset: offset); |
902 | end = start; |
903 | gtk_text_iter_forward_char (iter: &end); |
904 | string = gtk_text_buffer_get_slice (buffer, start: &start, end: &end, FALSE); |
905 | ch = g_utf8_get_char (p: string); |
906 | g_free (mem: string); |
907 | } |
908 | |
909 | g_dbus_method_invocation_return_value (invocation, parameters: g_variant_new (format_string: "(i)" , ch)); |
910 | } |
911 | else if (g_strcmp0 (str1: method_name, str2: "GetStringAtOffset" ) == 0) |
912 | { |
913 | int offset; |
914 | AtspiTextGranularity granularity; |
915 | char *string; |
916 | int start, end; |
917 | |
918 | g_variant_get (value: parameters, format_string: "(iu)" , &offset, &granularity); |
919 | |
920 | string = gtk_text_view_get_string_at (GTK_TEXT_VIEW (widget), offset, granularity, start_offset: &start, end_offset: &end); |
921 | |
922 | g_dbus_method_invocation_return_value (invocation, parameters: g_variant_new (format_string: "(sii)" , string, start, end)); |
923 | g_free (mem: string); |
924 | } |
925 | else if (g_strcmp0 (str1: method_name, str2: "GetAttributes" ) == 0) |
926 | { |
927 | GtkTextBuffer *buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (widget)); |
928 | GVariantBuilder builder = G_VARIANT_BUILDER_INIT (G_VARIANT_TYPE ("a{ss}" )); |
929 | int offset; |
930 | int start, end; |
931 | |
932 | g_variant_get (value: parameters, format_string: "(i)" , &offset); |
933 | |
934 | gtk_text_buffer_get_run_attributes (buffer, builder: &builder, offset, start_offset: &start, end_offset: &end); |
935 | |
936 | g_dbus_method_invocation_return_value (invocation, parameters: g_variant_new (format_string: "(a{ss}ii)" , &builder, start, end)); |
937 | } |
938 | else if (g_strcmp0 (str1: method_name, str2: "GetAttributeValue" ) == 0) |
939 | { |
940 | GtkTextBuffer *buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (widget)); |
941 | GVariantBuilder builder = G_VARIANT_BUILDER_INIT (G_VARIANT_TYPE ("a{ss}" )); |
942 | int offset; |
943 | const char *name; |
944 | int start, end; |
945 | GVariant *attrs; |
946 | const char *val; |
947 | |
948 | g_variant_get (value: parameters, format_string: "(i&s)" , &offset, &name); |
949 | |
950 | gtk_text_buffer_get_run_attributes (buffer, builder: &builder, offset, start_offset: &start, end_offset: &end); |
951 | |
952 | attrs = g_variant_builder_end (builder: &builder); |
953 | if (!g_variant_lookup (dictionary: attrs, key: name, format_string: "&s" , &val)) |
954 | val = "" ; |
955 | |
956 | g_dbus_method_invocation_return_value (invocation, parameters: g_variant_new (format_string: "(s)" , val)); |
957 | g_variant_unref (value: attrs); |
958 | } |
959 | else if (g_strcmp0 (str1: method_name, str2: "GetAttributeRun" ) == 0) |
960 | { |
961 | GtkTextBuffer *buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (widget)); |
962 | GVariantBuilder builder = G_VARIANT_BUILDER_INIT (G_VARIANT_TYPE ("a{ss}" )); |
963 | int offset; |
964 | gboolean include_defaults; |
965 | int start, end; |
966 | |
967 | g_variant_get (value: parameters, format_string: "(ib)" , &offset, &include_defaults); |
968 | |
969 | if (include_defaults) |
970 | gtk_text_view_add_default_attributes (GTK_TEXT_VIEW (widget), builder: &builder); |
971 | |
972 | gtk_text_buffer_get_run_attributes (buffer, builder: &builder, offset, start_offset: &start, end_offset: &end); |
973 | |
974 | g_dbus_method_invocation_return_value (invocation, parameters: g_variant_new (format_string: "(a{ss}ii)" , &builder, start, end)); |
975 | } |
976 | else if (g_strcmp0 (str1: method_name, str2: "GetDefaultAttributes" ) == 0 || |
977 | g_strcmp0 (str1: method_name, str2: "GetDefaultAttributeSet" ) == 0) |
978 | { |
979 | GVariantBuilder builder = G_VARIANT_BUILDER_INIT (G_VARIANT_TYPE ("a{ss}" )); |
980 | |
981 | gtk_text_view_add_default_attributes (GTK_TEXT_VIEW (widget), builder: &builder); |
982 | |
983 | g_dbus_method_invocation_return_value (invocation, parameters: g_variant_new (format_string: "(a{ss})" , &builder)); |
984 | } |
985 | else if (g_strcmp0 (str1: method_name, str2: "GetNSelections" ) == 0) |
986 | { |
987 | int n = 0; |
988 | |
989 | if (gtk_text_buffer_get_selection_bounds (buffer: gtk_text_view_get_buffer (GTK_TEXT_VIEW (widget)), NULL, NULL)) |
990 | n = 1; |
991 | |
992 | g_dbus_method_invocation_return_value (invocation, parameters: g_variant_new (format_string: "(i)" , n)); |
993 | } |
994 | else if (g_strcmp0 (str1: method_name, str2: "GetSelection" ) == 0) |
995 | { |
996 | GtkTextBuffer *buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (widget)); |
997 | GtkTextIter start_iter, end_iter; |
998 | int num; |
999 | int start, end; |
1000 | gboolean ret = TRUE; |
1001 | |
1002 | g_variant_get (value: parameters, format_string: "(i)" , &num); |
1003 | |
1004 | if (num != 0) |
1005 | ret = FALSE; |
1006 | else |
1007 | { |
1008 | if (!gtk_text_buffer_get_selection_bounds (buffer, start: &start_iter, end: &end_iter)) |
1009 | ret = FALSE; |
1010 | else |
1011 | { |
1012 | start = gtk_text_iter_get_offset (iter: &start_iter); |
1013 | end = gtk_text_iter_get_offset (iter: &end_iter); |
1014 | } |
1015 | } |
1016 | |
1017 | if (!ret) |
1018 | g_dbus_method_invocation_return_error (invocation, G_DBUS_ERROR, code: G_DBUS_ERROR_INVALID_ARGS, format: "Not a valid selection: %d" , num); |
1019 | else |
1020 | g_dbus_method_invocation_return_value (invocation, parameters: g_variant_new (format_string: "(ii)" , start, end)); |
1021 | } |
1022 | else if (g_strcmp0 (str1: method_name, str2: "AddSelection" ) == 0) |
1023 | { |
1024 | GtkTextBuffer *buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (widget)); |
1025 | GtkTextIter start_iter, end_iter; |
1026 | int start, end; |
1027 | gboolean ret; |
1028 | |
1029 | g_variant_get (value: parameters, format_string: "(ii)" , &start, &end); |
1030 | |
1031 | if (gtk_text_buffer_get_selection_bounds (buffer, NULL, NULL)) |
1032 | { |
1033 | ret = FALSE; |
1034 | } |
1035 | else |
1036 | { |
1037 | gtk_text_buffer_get_iter_at_offset (buffer, iter: &start_iter, char_offset: start); |
1038 | gtk_text_buffer_get_iter_at_offset (buffer, iter: &end_iter, char_offset: end); |
1039 | gtk_text_buffer_select_range (buffer, ins: &start_iter, bound: &end_iter); |
1040 | ret = TRUE; |
1041 | } |
1042 | |
1043 | g_dbus_method_invocation_return_value (invocation, parameters: g_variant_new (format_string: "(i)" , ret)); |
1044 | } |
1045 | else if (g_strcmp0 (str1: method_name, str2: "RemoveSelection" ) == 0) |
1046 | { |
1047 | GtkTextBuffer *buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (widget)); |
1048 | GtkTextIter start_iter, end_iter; |
1049 | int num; |
1050 | gboolean ret; |
1051 | |
1052 | g_variant_get (value: parameters, format_string: "(i)" , &num); |
1053 | |
1054 | if (num != 0) |
1055 | ret = FALSE; |
1056 | else |
1057 | { |
1058 | if (!gtk_text_buffer_get_selection_bounds (buffer, start: &start_iter, end: &end_iter)) |
1059 | { |
1060 | ret = FALSE; |
1061 | } |
1062 | else |
1063 | { |
1064 | gtk_text_buffer_select_range (buffer, ins: &end_iter, bound: &end_iter); |
1065 | ret = TRUE; |
1066 | } |
1067 | } |
1068 | |
1069 | g_dbus_method_invocation_return_value (invocation, parameters: g_variant_new (format_string: "(b)" , ret)); |
1070 | } |
1071 | else if (g_strcmp0 (str1: method_name, str2: "SetSelection" ) == 0) |
1072 | { |
1073 | GtkTextBuffer *buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (widget)); |
1074 | GtkTextIter start_iter, end_iter; |
1075 | int num; |
1076 | int start, end; |
1077 | gboolean ret; |
1078 | |
1079 | g_variant_get (value: parameters, format_string: "(iii)" , &num, &start, &end); |
1080 | |
1081 | if (num != 0) |
1082 | ret = FALSE; |
1083 | else |
1084 | { |
1085 | if (!gtk_text_buffer_get_selection_bounds (buffer, NULL, NULL)) |
1086 | { |
1087 | ret = FALSE; |
1088 | } |
1089 | else |
1090 | { |
1091 | gtk_text_buffer_get_iter_at_offset (buffer, iter: &start_iter, char_offset: start); |
1092 | gtk_text_buffer_get_iter_at_offset (buffer, iter: &end_iter, char_offset: end); |
1093 | gtk_text_buffer_select_range (buffer, ins: &end_iter, bound: &end_iter); |
1094 | ret = TRUE; |
1095 | } |
1096 | } |
1097 | g_dbus_method_invocation_return_value (invocation, parameters: g_variant_new (format_string: "(b)" , ret)); |
1098 | } |
1099 | else if (g_strcmp0 (str1: method_name, str2: "GetCharacterExtents" ) == 0) |
1100 | { |
1101 | g_dbus_method_invocation_return_error_literal (invocation, G_DBUS_ERROR, code: G_DBUS_ERROR_NOT_SUPPORTED, message: "" ); |
1102 | } |
1103 | else if (g_strcmp0 (str1: method_name, str2: "GetRangeExtents" ) == 0) |
1104 | { |
1105 | g_dbus_method_invocation_return_error_literal (invocation, G_DBUS_ERROR, code: G_DBUS_ERROR_NOT_SUPPORTED, message: "" ); |
1106 | } |
1107 | else if (g_strcmp0 (str1: method_name, str2: "GetBoundedRanges" ) == 0) |
1108 | { |
1109 | g_dbus_method_invocation_return_error_literal (invocation, G_DBUS_ERROR, code: G_DBUS_ERROR_NOT_SUPPORTED, message: "" ); |
1110 | } |
1111 | else if (g_strcmp0 (str1: method_name, str2: "ScrollSubstringTo" ) == 0) |
1112 | { |
1113 | GtkTextBuffer *buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (widget)); |
1114 | GtkTextIter iter; |
1115 | int start_offset = 0; |
1116 | int end_offset = 0; |
1117 | int offset = 0; |
1118 | double x_align = -1.0, y_align = -1.0; |
1119 | AtspiScrollType scroll_type; |
1120 | gboolean is_rtl = FALSE, use_align = TRUE; |
1121 | gboolean ret = FALSE; |
1122 | |
1123 | g_variant_get (value: parameters, format_string: "(iiu)" , &start_offset, &end_offset, &scroll_type); |
1124 | |
1125 | if (end_offset < start_offset) |
1126 | { |
1127 | g_dbus_method_invocation_return_error_literal (invocation, G_DBUS_ERROR, |
1128 | code: G_DBUS_ERROR_INVALID_ARGS, |
1129 | message: "Negative offset is not supported" ); |
1130 | return; |
1131 | } |
1132 | |
1133 | if (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL) |
1134 | is_rtl = TRUE; |
1135 | |
1136 | switch (scroll_type) |
1137 | { |
1138 | case ATSPI_SCROLL_TOP_LEFT: |
1139 | offset = (is_rtl) ? end_offset : start_offset; |
1140 | x_align = 0.0; |
1141 | y_align = 0.0; |
1142 | break; |
1143 | |
1144 | case ATSPI_SCROLL_BOTTOM_RIGHT: |
1145 | offset = (is_rtl) ? start_offset : end_offset; |
1146 | x_align = 1.0; |
1147 | y_align = 1.0; |
1148 | break; |
1149 | |
1150 | case ATSPI_SCROLL_TOP_EDGE: |
1151 | offset = start_offset; |
1152 | y_align = 0.0; |
1153 | break; |
1154 | |
1155 | case ATSPI_SCROLL_BOTTOM_EDGE: |
1156 | offset = end_offset; |
1157 | y_align = 1.0; |
1158 | break; |
1159 | |
1160 | case ATSPI_SCROLL_LEFT_EDGE: |
1161 | offset = (is_rtl) ? end_offset : start_offset; |
1162 | x_align = 0.0; |
1163 | break; |
1164 | |
1165 | case ATSPI_SCROLL_RIGHT_EDGE: |
1166 | offset = (is_rtl) ? start_offset : end_offset; |
1167 | x_align = 1.0; |
1168 | break; |
1169 | |
1170 | case ATSPI_SCROLL_ANYWHERE: |
1171 | offset = start_offset; |
1172 | use_align = FALSE; |
1173 | x_align = 0.0; |
1174 | y_align = 0.0; |
1175 | break; |
1176 | |
1177 | default: |
1178 | g_dbus_method_invocation_return_error_literal (invocation, G_DBUS_ERROR, |
1179 | code: G_DBUS_ERROR_INVALID_ARGS, |
1180 | message: "Invalid scroll type" ); |
1181 | return; |
1182 | } |
1183 | |
1184 | gtk_text_buffer_get_iter_at_offset (buffer, iter: &iter, char_offset: offset); |
1185 | |
1186 | if (use_align && (x_align != -1.0 || y_align != -1.0)) |
1187 | { |
1188 | GdkRectangle visible_rect, iter_rect; |
1189 | |
1190 | gtk_text_view_get_visible_rect (GTK_TEXT_VIEW (widget), visible_rect: &visible_rect); |
1191 | gtk_text_view_get_iter_location (GTK_TEXT_VIEW (widget), iter: &iter, location: &iter_rect); |
1192 | |
1193 | if (x_align == -1.0) |
1194 | x_align = ((double) (iter_rect.x - visible_rect.x)) / (visible_rect.width - 1); |
1195 | if (y_align == -1.0) |
1196 | y_align = ((double) (iter_rect.y - visible_rect.y)) / (visible_rect.height - 1); |
1197 | } |
1198 | |
1199 | ret = gtk_text_view_scroll_to_iter (GTK_TEXT_VIEW (widget), iter: &iter, |
1200 | within_margin: 0.0, |
1201 | use_align, |
1202 | xalign: x_align, yalign: y_align); |
1203 | |
1204 | g_dbus_method_invocation_return_value (invocation, parameters: g_variant_new (format_string: "(b)" , ret)); |
1205 | } |
1206 | else if (g_strcmp0 (str1: method_name, str2: "ScrollSubstringToPoint" ) == 0) |
1207 | { |
1208 | g_dbus_method_invocation_return_error_literal (invocation, G_DBUS_ERROR, code: G_DBUS_ERROR_NOT_SUPPORTED, message: "" ); |
1209 | } |
1210 | } |
1211 | |
1212 | static GVariant * |
1213 | text_view_get_property (GDBusConnection *connection, |
1214 | const gchar *sender, |
1215 | const gchar *object_path, |
1216 | const gchar *interface_name, |
1217 | const gchar *property_name, |
1218 | GError **error, |
1219 | gpointer user_data) |
1220 | { |
1221 | GtkATContext *self = user_data; |
1222 | GtkAccessible *accessible = gtk_at_context_get_accessible (self); |
1223 | GtkWidget *widget = GTK_WIDGET (accessible); |
1224 | |
1225 | if (g_strcmp0 (str1: property_name, str2: "CharacterCount" ) == 0) |
1226 | { |
1227 | GtkTextBuffer *buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (widget)); |
1228 | int len; |
1229 | |
1230 | len = gtk_text_buffer_get_char_count (buffer); |
1231 | |
1232 | return g_variant_new_int32 (value: len); |
1233 | } |
1234 | else if (g_strcmp0 (str1: property_name, str2: "CaretOffset" ) == 0) |
1235 | { |
1236 | GtkTextBuffer *buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (widget)); |
1237 | GtkTextMark *insert; |
1238 | GtkTextIter iter; |
1239 | int offset; |
1240 | |
1241 | insert = gtk_text_buffer_get_insert (buffer); |
1242 | gtk_text_buffer_get_iter_at_mark (buffer, iter: &iter, mark: insert); |
1243 | offset = gtk_text_iter_get_offset (iter: &iter); |
1244 | |
1245 | return g_variant_new_int32 (value: offset); |
1246 | } |
1247 | |
1248 | return NULL; |
1249 | } |
1250 | |
1251 | static const GDBusInterfaceVTable text_view_vtable = { |
1252 | text_view_handle_method, |
1253 | text_view_get_property, |
1254 | NULL, |
1255 | }; |
1256 | |
1257 | /* }}} */ |
1258 | |
1259 | const GDBusInterfaceVTable * |
1260 | gtk_atspi_get_text_vtable (GtkAccessible *accessible) |
1261 | { |
1262 | if (GTK_IS_LABEL (accessible)) |
1263 | return &label_vtable; |
1264 | else if (GTK_IS_EDITABLE (accessible) && |
1265 | GTK_IS_TEXT (gtk_editable_get_delegate (GTK_EDITABLE (accessible)))) |
1266 | return &editable_vtable; |
1267 | else if (GTK_IS_TEXT_VIEW (accessible)) |
1268 | return &text_view_vtable; |
1269 | |
1270 | return NULL; |
1271 | } |
1272 | |
1273 | typedef struct { |
1274 | void (* text_changed) (gpointer data, |
1275 | const char *kind, |
1276 | int start, |
1277 | int end, |
1278 | const char *text); |
1279 | void (* selection_changed) (gpointer data, |
1280 | const char *kind, |
1281 | int cursor_position); |
1282 | |
1283 | gpointer data; |
1284 | GtkTextBuffer *buffer; |
1285 | int cursor_position; |
1286 | int selection_bound; |
1287 | } TextChanged; |
1288 | |
1289 | /* {{{ GtkEditable notification */ |
1290 | |
1291 | static void |
1292 | insert_text_cb (GtkEditable *editable, |
1293 | char *new_text, |
1294 | int new_text_length, |
1295 | int *position, |
1296 | TextChanged *changed) |
1297 | { |
1298 | int length; |
1299 | |
1300 | if (new_text_length == 0) |
1301 | return; |
1302 | |
1303 | length = g_utf8_strlen (p: new_text, max: new_text_length); |
1304 | changed->text_changed (changed->data, "insert" , *position - length, length, new_text); |
1305 | } |
1306 | |
1307 | static void |
1308 | delete_text_cb (GtkEditable *editable, |
1309 | int start, |
1310 | int end, |
1311 | TextChanged *changed) |
1312 | { |
1313 | char *text; |
1314 | |
1315 | if (start == end) |
1316 | return; |
1317 | |
1318 | text = gtk_editable_get_chars (editable, start_pos: start, end_pos: end); |
1319 | changed->text_changed (changed->data, "delete" , start, end - start, text); |
1320 | g_free (mem: text); |
1321 | } |
1322 | |
1323 | static void |
1324 | update_selection (TextChanged *changed, |
1325 | int cursor_position, |
1326 | int selection_bound) |
1327 | { |
1328 | gboolean caret_moved, bound_moved; |
1329 | gboolean had_selection, has_selection; |
1330 | |
1331 | caret_moved = cursor_position != changed->cursor_position; |
1332 | bound_moved = selection_bound != changed->selection_bound; |
1333 | had_selection = changed->cursor_position != changed->selection_bound; |
1334 | has_selection = cursor_position != selection_bound; |
1335 | |
1336 | if (!caret_moved && !bound_moved) |
1337 | return; |
1338 | |
1339 | changed->cursor_position = cursor_position; |
1340 | changed->selection_bound = selection_bound; |
1341 | |
1342 | if (caret_moved) |
1343 | changed->selection_changed (changed->data, "text-caret-moved" , changed->cursor_position); |
1344 | |
1345 | if (had_selection || has_selection) |
1346 | changed->selection_changed (changed->data, "text-selection-changed" , 0); |
1347 | } |
1348 | |
1349 | static void |
1350 | notify_cb (GObject *object, |
1351 | GParamSpec *pspec, |
1352 | TextChanged *changed) |
1353 | { |
1354 | if (g_strcmp0 (str1: pspec->name, str2: "cursor-position" ) == 0 || |
1355 | g_strcmp0 (str1: pspec->name, str2: "selection-bound" ) == 0) |
1356 | { |
1357 | int cursor_position, selection_bound; |
1358 | |
1359 | gtk_editable_get_selection_bounds (GTK_EDITABLE (object), start_pos: &cursor_position, end_pos: &selection_bound); |
1360 | update_selection (changed, cursor_position, selection_bound); |
1361 | } |
1362 | } |
1363 | |
1364 | static void |
1365 | update_cursor (GtkTextBuffer *buffer, |
1366 | TextChanged *changed) |
1367 | { |
1368 | GtkTextIter iter; |
1369 | int cursor_position, selection_bound; |
1370 | |
1371 | gtk_text_buffer_get_iter_at_mark (buffer, iter: &iter, mark: gtk_text_buffer_get_insert (buffer)); |
1372 | cursor_position = gtk_text_iter_get_offset (iter: &iter); |
1373 | |
1374 | gtk_text_buffer_get_iter_at_mark (buffer, iter: &iter, mark: gtk_text_buffer_get_selection_bound (buffer)); |
1375 | |
1376 | selection_bound = gtk_text_iter_get_offset (iter: &iter); |
1377 | |
1378 | update_selection (changed, cursor_position, selection_bound); |
1379 | } |
1380 | |
1381 | /* }}} */ |
1382 | /* {{{ GtkTextView notification */ |
1383 | |
1384 | static void |
1385 | insert_range_cb (GtkTextBuffer *buffer, |
1386 | GtkTextIter *iter, |
1387 | char *text, |
1388 | int len, |
1389 | TextChanged *changed) |
1390 | { |
1391 | int position; |
1392 | int length; |
1393 | |
1394 | position = gtk_text_iter_get_offset (iter); |
1395 | length = g_utf8_strlen (p: text, max: len); |
1396 | |
1397 | changed->text_changed (changed->data, "insert" , position - length, length, text); |
1398 | |
1399 | update_cursor (buffer, changed); |
1400 | } |
1401 | |
1402 | static void |
1403 | delete_range_cb (GtkTextBuffer *buffer, |
1404 | GtkTextIter *start, |
1405 | GtkTextIter *end, |
1406 | TextChanged *changed) |
1407 | { |
1408 | int offset, length; |
1409 | char *text; |
1410 | |
1411 | text = gtk_text_buffer_get_slice (buffer, start, end, FALSE); |
1412 | |
1413 | offset = gtk_text_iter_get_offset (iter: start); |
1414 | length = gtk_text_iter_get_offset (iter: end) - offset; |
1415 | |
1416 | changed->text_changed (changed->data, "delete" , offset, length, text); |
1417 | |
1418 | g_free (mem: text); |
1419 | } |
1420 | |
1421 | static void |
1422 | delete_range_after_cb (GtkTextBuffer *buffer, |
1423 | GtkTextIter *start, |
1424 | GtkTextIter *end, |
1425 | TextChanged *changed) |
1426 | { |
1427 | update_cursor (buffer, changed); |
1428 | } |
1429 | |
1430 | static void |
1431 | mark_set_cb (GtkTextBuffer *buffer, |
1432 | GtkTextIter *location, |
1433 | GtkTextMark *mark, |
1434 | TextChanged *changed) |
1435 | { |
1436 | if (mark == gtk_text_buffer_get_insert (buffer) || |
1437 | mark == gtk_text_buffer_get_selection_bound (buffer)) |
1438 | update_cursor (buffer, changed); |
1439 | } |
1440 | |
1441 | static void |
1442 | buffer_changed (GtkWidget *widget, |
1443 | GParamSpec *pspec, |
1444 | TextChanged *changed) |
1445 | { |
1446 | GtkTextBuffer *buffer; |
1447 | GtkTextIter start, end; |
1448 | char *text; |
1449 | |
1450 | buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (widget)); |
1451 | |
1452 | if (changed->buffer) |
1453 | { |
1454 | g_signal_handlers_disconnect_by_func (changed->buffer, insert_range_cb, changed); |
1455 | g_signal_handlers_disconnect_by_func (changed->buffer, delete_range_cb, changed); |
1456 | g_signal_handlers_disconnect_by_func (changed->buffer, delete_range_after_cb, changed); |
1457 | g_signal_handlers_disconnect_by_func (changed->buffer, mark_set_cb, changed); |
1458 | |
1459 | gtk_text_buffer_get_bounds (buffer: changed->buffer, start: &start, end: &end); |
1460 | text = gtk_text_buffer_get_slice (buffer: changed->buffer, start: &start, end: &end, FALSE); |
1461 | changed->text_changed (changed->data, "delete" , 0, gtk_text_buffer_get_char_count (buffer: changed->buffer), text); |
1462 | g_free (mem: text); |
1463 | |
1464 | update_selection (changed, cursor_position: 0, selection_bound: 0); |
1465 | |
1466 | g_clear_object (&changed->buffer); |
1467 | } |
1468 | |
1469 | changed->buffer = buffer; |
1470 | |
1471 | if (changed->buffer) |
1472 | { |
1473 | g_object_ref (changed->buffer); |
1474 | g_signal_connect (changed->buffer, "insert-text" , G_CALLBACK (insert_range_cb), changed); |
1475 | g_signal_connect (changed->buffer, "delete-range" , G_CALLBACK (delete_range_cb), changed); |
1476 | g_signal_connect_after (changed->buffer, "delete-range" , G_CALLBACK (delete_range_after_cb), changed); |
1477 | g_signal_connect_after (changed->buffer, "mark-set" , G_CALLBACK (mark_set_cb), changed); |
1478 | |
1479 | gtk_text_buffer_get_bounds (buffer: changed->buffer, start: &start, end: &end); |
1480 | text = gtk_text_buffer_get_slice (buffer: changed->buffer, start: &start, end: &end, FALSE); |
1481 | changed->text_changed (changed->data, "insert" , 0, gtk_text_buffer_get_char_count (buffer: changed->buffer), text); |
1482 | g_free (mem: text); |
1483 | |
1484 | update_cursor (buffer: changed->buffer, changed); |
1485 | } |
1486 | } |
1487 | |
1488 | /* }}} */ |
1489 | |
1490 | void |
1491 | gtk_atspi_connect_text_signals (GtkAccessible *accessible, |
1492 | GtkAtspiTextChangedCallback text_changed, |
1493 | GtkAtspiTextSelectionCallback selection_changed, |
1494 | gpointer data) |
1495 | { |
1496 | TextChanged *changed; |
1497 | |
1498 | if (!GTK_IS_EDITABLE (accessible) && |
1499 | !GTK_IS_TEXT_VIEW (accessible)) |
1500 | return; |
1501 | |
1502 | changed = g_new0 (TextChanged, 1); |
1503 | changed->text_changed = text_changed; |
1504 | changed->selection_changed = selection_changed; |
1505 | changed->data = data; |
1506 | |
1507 | g_object_set_data_full (G_OBJECT (accessible), key: "accessible-text-data" , data: changed, destroy: g_free); |
1508 | |
1509 | if (GTK_IS_EDITABLE (accessible)) |
1510 | { |
1511 | GtkText *text = gtk_editable_get_text_widget (GTK_WIDGET (accessible)); |
1512 | |
1513 | if (text) |
1514 | { |
1515 | g_signal_connect_after (text, "insert-text" , G_CALLBACK (insert_text_cb), changed); |
1516 | g_signal_connect (text, "delete-text" , G_CALLBACK (delete_text_cb), changed); |
1517 | g_signal_connect (text, "notify" , G_CALLBACK (notify_cb), changed); |
1518 | |
1519 | gtk_editable_get_selection_bounds (GTK_EDITABLE (text), start_pos: &changed->cursor_position, end_pos: &changed->selection_bound); |
1520 | } |
1521 | } |
1522 | else if (GTK_IS_TEXT_VIEW (accessible)) |
1523 | { |
1524 | g_signal_connect (accessible, "notify::buffer" , G_CALLBACK (buffer_changed), changed); |
1525 | buffer_changed (GTK_WIDGET (accessible), NULL, changed); |
1526 | } |
1527 | } |
1528 | |
1529 | void |
1530 | gtk_atspi_disconnect_text_signals (GtkAccessible *accessible) |
1531 | { |
1532 | if (!GTK_IS_EDITABLE (accessible) && |
1533 | !GTK_IS_TEXT_VIEW (accessible)) |
1534 | return; |
1535 | |
1536 | TextChanged *changed; |
1537 | |
1538 | changed = g_object_get_data (G_OBJECT (accessible), key: "accessible-text-data" ); |
1539 | if (changed == NULL) |
1540 | return; |
1541 | |
1542 | if (GTK_IS_EDITABLE (accessible)) |
1543 | { |
1544 | GtkText *text = gtk_editable_get_text_widget (GTK_WIDGET (accessible)); |
1545 | |
1546 | if (text) |
1547 | { |
1548 | g_signal_handlers_disconnect_by_func (text, insert_text_cb, changed); |
1549 | g_signal_handlers_disconnect_by_func (text, delete_text_cb, changed); |
1550 | g_signal_handlers_disconnect_by_func (text, notify_cb, changed); |
1551 | } |
1552 | } |
1553 | else if (GTK_IS_TEXT_VIEW (accessible)) |
1554 | { |
1555 | g_signal_handlers_disconnect_by_func (accessible, buffer_changed, changed); |
1556 | |
1557 | if (changed->buffer) |
1558 | { |
1559 | g_signal_handlers_disconnect_by_func (changed->buffer, insert_range_cb, changed); |
1560 | g_signal_handlers_disconnect_by_func (changed->buffer, delete_range_cb, changed); |
1561 | g_signal_handlers_disconnect_by_func (changed->buffer, delete_range_after_cb, changed); |
1562 | g_signal_handlers_disconnect_by_func (changed->buffer, mark_set_cb, changed); |
1563 | } |
1564 | |
1565 | g_clear_object (&changed->buffer); |
1566 | } |
1567 | |
1568 | g_object_set_data (G_OBJECT (accessible), key: "accessible-text-data" , NULL); |
1569 | } |
1570 | |
1571 | /* vim:set foldmethod=marker expandtab: */ |
1572 | |