1 | /* |
2 | * Copyright (C) 2011 Apple Inc. All Rights Reserved. |
3 | * Copyright (C) 2012 Igalia S.L. |
4 | * Copyright (C) 2013 Samsung Electronics. All rights reserved. |
5 | * |
6 | * Redistribution and use in source and binary forms, with or without |
7 | * modification, are permitted provided that the following conditions |
8 | * are met: |
9 | * 1. Redistributions of source code must retain the above copyright |
10 | * notice, this list of conditions and the following disclaimer. |
11 | * 2. Redistributions in binary form must reproduce the above copyright |
12 | * notice, this list of conditions and the following disclaimer in the |
13 | * documentation and/or other materials provided with the distribution. |
14 | * |
15 | * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY |
16 | * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
17 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
18 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR |
19 | * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
20 | * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
21 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
22 | * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
23 | * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
24 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
25 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
26 | */ |
27 | |
28 | #include "config.h" |
29 | #include "AccessibilityUIElement.h" |
30 | |
31 | #if HAVE(ACCESSIBILITY) |
32 | |
33 | #include "InjectedBundle.h" |
34 | #include "InjectedBundlePage.h" |
35 | #include <JavaScriptCore/JSStringRef.h> |
36 | #include <JavaScriptCore/OpaqueJSString.h> |
37 | #include <WebCore/NotImplemented.h> |
38 | #if ATK_CHECK_VERSION(2,11,90) |
39 | #include <WebKit/WKBundleFrame.h> |
40 | #endif |
41 | #include <atk/atk.h> |
42 | #include <wtf/Assertions.h> |
43 | #include <wtf/glib/GRefPtr.h> |
44 | #include <wtf/glib/GUniquePtr.h> |
45 | #include <wtf/text/CString.h> |
46 | #include <wtf/text/StringBuilder.h> |
47 | #include <wtf/unicode/CharacterNames.h> |
48 | |
49 | namespace WTR { |
50 | |
51 | namespace { |
52 | |
53 | #if ATK_CHECK_VERSION(2,11,92) |
54 | enum RangeLimit { |
55 | RangeLimitMinimum, |
56 | RangeLimitMaximum |
57 | }; |
58 | #endif |
59 | |
60 | enum AtkAttributeType { |
61 | ObjectAttributeType, |
62 | TextAttributeType |
63 | }; |
64 | |
65 | enum AttributesIndex { |
66 | // Attribute names. |
67 | InvalidNameIndex = 0, |
68 | ColumnCount, |
69 | ColumnIndex, |
70 | ColumnSpan, |
71 | RowCount, |
72 | RowIndex, |
73 | RowSpan, |
74 | PosInSetIndex, |
75 | SetSizeIndex, |
76 | PlaceholderNameIndex, |
77 | SortNameIndex, |
78 | CurrentNameIndex, |
79 | AriaLiveNameIndex, |
80 | AriaAtomicNameIndex, |
81 | AriaRelevantNameIndex, |
82 | BusyNameIndex, |
83 | |
84 | // Attribute values. |
85 | SortAscendingValueIndex, |
86 | SortDescendingValueIndex, |
87 | SortUnknownValueIndex, |
88 | |
89 | NumberOfAttributes |
90 | }; |
91 | |
92 | // Attribute names & Values (keep on sync with enum AttributesIndex). |
93 | struct Attribute { |
94 | String coreDomain; |
95 | String atkDomain; |
96 | }; |
97 | using Attributes = std::array<Attribute, NumberOfAttributes>; |
98 | static const Attributes& attributesMap() |
99 | { |
100 | static NeverDestroyed<Attributes> attributes = Attributes({ |
101 | // Attribute names. |
102 | Attribute { "AXInvalid" , "invalid" }, |
103 | Attribute { "AXARIAColumnCount" , "colcount" }, |
104 | Attribute { "AXARIAColumnIndex" , "colindex" }, |
105 | Attribute { "AXARIAColumnSpan" , "colspan" }, |
106 | Attribute { "AXARIARowCount" , "rowcount" }, |
107 | Attribute { "AXARIARowIndex" , "rowindex" }, |
108 | Attribute { "AXARIARowSpan" , "rowspan" }, |
109 | Attribute { "AXARIAPosInSet" , "posinset" }, |
110 | Attribute { "AXARIASetSize" , "setsize" }, |
111 | Attribute { "AXPlaceholderValue" , "placeholder-text" } , |
112 | Attribute { "AXSortDirection" , "sort" }, |
113 | Attribute { "AXARIACurrent" , "current" }, |
114 | Attribute { "AXARIALive" , "live" }, |
115 | Attribute { "AXARIAAtomic" , "atomic" }, |
116 | Attribute { "AXARIARelevant" , "relevant" }, |
117 | Attribute { "AXElementBusy" , "busy" }, |
118 | |
119 | // Attribute values. |
120 | Attribute { "AXAscendingSortDirection" , "ascending" }, |
121 | Attribute { "AXDescendingSortDirection" , "descending" }, |
122 | Attribute { "AXUnknownSortDirection" , "unknown" }, |
123 | }); |
124 | return attributes.get(); |
125 | } |
126 | |
127 | #if ATK_CHECK_VERSION(2, 11, 3) |
128 | const char* landmarkStringBanner = "AXLandmarkBanner" ; |
129 | const char* landmarkStringComplementary = "AXLandmarkComplementary" ; |
130 | const char* landmarkStringContentinfo = "AXLandmarkContentInfo" ; |
131 | const char* landmarkStringForm = "AXLandmarkForm" ; |
132 | const char* landmarkStringMain = "AXLandmarkMain" ; |
133 | const char* landmarkStringNavigation = "AXLandmarkNavigation" ; |
134 | const char* landmarkStringRegion = "AXLandmarkRegion" ; |
135 | const char* landmarkStringSearch = "AXLandmarkSearch" ; |
136 | #endif |
137 | |
138 | String jsStringToWTFString(JSStringRef attribute) |
139 | { |
140 | size_t bufferSize = JSStringGetMaximumUTF8CStringSize(attribute); |
141 | GUniquePtr<gchar> buffer(static_cast<gchar*>(g_malloc(bufferSize))); |
142 | JSStringGetUTF8CString(attribute, buffer.get(), bufferSize); |
143 | |
144 | return String::fromUTF8(buffer.get()); |
145 | } |
146 | |
147 | String coreAttributeToAtkAttribute(JSStringRef attribute) |
148 | { |
149 | String attributeString = jsStringToWTFString(attribute); |
150 | for (int i = 0; i < NumberOfAttributes; ++i) { |
151 | if (attributesMap()[i].coreDomain == attributeString) |
152 | return attributesMap()[i].atkDomain; |
153 | } |
154 | |
155 | return attributeString; |
156 | } |
157 | |
158 | String atkAttributeValueToCoreAttributeValue(AtkAttributeType type, const String& id, const String& value) |
159 | { |
160 | if (type == ObjectAttributeType) { |
161 | // We don't expose the "current" attribute if there is no author-provided value. |
162 | if (id == attributesMap()[CurrentNameIndex].atkDomain && value.isEmpty()) |
163 | return "false" ; |
164 | |
165 | // We need to translate ATK values exposed for 'aria-sort' (e.g. 'ascending') |
166 | // into those expected by the layout tests (e.g. 'AXAscendingSortDirection'). |
167 | if (id == attributesMap()[SortNameIndex].atkDomain && !value.isEmpty()) { |
168 | if (value == attributesMap()[SortAscendingValueIndex].atkDomain) |
169 | return attributesMap()[SortAscendingValueIndex].coreDomain; |
170 | if (value == attributesMap()[SortDescendingValueIndex].atkDomain) |
171 | return attributesMap()[SortDescendingValueIndex].coreDomain; |
172 | |
173 | return attributesMap()[SortUnknownValueIndex].coreDomain; |
174 | } |
175 | } else if (type == TextAttributeType) { |
176 | // In case of 'aria-invalid' when the attribute empty or has "false" for ATK |
177 | // it should not be mapped at all, but layout tests will expect 'false'. |
178 | if (id == attributesMap()[InvalidNameIndex].atkDomain && value.isEmpty()) |
179 | return "false" ; |
180 | } |
181 | |
182 | return value; |
183 | } |
184 | |
185 | AtkAttributeSet* getAttributeSet(AtkObject* accessible, AtkAttributeType type) |
186 | { |
187 | if (!accessible) |
188 | return nullptr; |
189 | |
190 | if (type == ObjectAttributeType) |
191 | return atk_object_get_attributes(accessible); |
192 | |
193 | if (type == TextAttributeType) { |
194 | if (!ATK_IS_TEXT(accessible)) |
195 | return nullptr; |
196 | |
197 | return atk_text_get_default_attributes(ATK_TEXT(accessible)); |
198 | } |
199 | |
200 | ASSERT_NOT_REACHED(); |
201 | return nullptr; |
202 | } |
203 | |
204 | String getAttributeSetValueForId(AtkObject* accessible, AtkAttributeType type, String id) |
205 | { |
206 | AtkAttributeSet* attributeSet = getAttributeSet(accessible, type); |
207 | if (!attributeSet) |
208 | return String(); |
209 | |
210 | String attributeValue; |
211 | for (AtkAttributeSet* attributes = attributeSet; attributes; attributes = attributes->next) { |
212 | AtkAttribute* atkAttribute = static_cast<AtkAttribute*>(attributes->data); |
213 | if (id == atkAttribute->name) { |
214 | attributeValue = String::fromUTF8(atkAttribute->value); |
215 | break; |
216 | } |
217 | } |
218 | atk_attribute_set_free(attributeSet); |
219 | |
220 | return atkAttributeValueToCoreAttributeValue(type, id, attributeValue); |
221 | } |
222 | |
223 | String attributeSetToString(AtkAttributeSet* attributeSet, String separator=", " ) |
224 | { |
225 | if (!attributeSet) |
226 | return String(); |
227 | |
228 | StringBuilder builder; |
229 | for (AtkAttributeSet* attributes = attributeSet; attributes; attributes = attributes->next) { |
230 | AtkAttribute* attribute = static_cast<AtkAttribute*>(attributes->data); |
231 | builder.append(attribute->name); |
232 | builder.append(':'); |
233 | builder.append(attribute->value); |
234 | if (attributes->next) |
235 | builder.append(separator); |
236 | } |
237 | atk_attribute_set_free(attributeSet); |
238 | |
239 | return builder.toString(); |
240 | } |
241 | |
242 | String getAtkAttributeSetAsString(AtkObject* accessible, AtkAttributeType type, String separator=", " ) |
243 | { |
244 | return attributeSetToString(getAttributeSet(accessible, type), separator); |
245 | } |
246 | |
247 | bool checkElementState(PlatformUIElement element, AtkStateType stateType) |
248 | { |
249 | if (!ATK_IS_OBJECT(element.get())) |
250 | return false; |
251 | |
252 | GRefPtr<AtkStateSet> stateSet = adoptGRef(atk_object_ref_state_set(ATK_OBJECT(element.get()))); |
253 | return atk_state_set_contains_state(stateSet.get(), stateType); |
254 | } |
255 | |
256 | JSStringRef indexRangeInTable(PlatformUIElement element, bool isRowRange) |
257 | { |
258 | GUniquePtr<gchar> rangeString(g_strdup("{0, 0}" )); |
259 | #if ATK_CHECK_VERSION(2,11,90) |
260 | if (!ATK_IS_TABLE_CELL(element.get())) |
261 | return JSStringCreateWithUTF8CString(rangeString.get()); |
262 | #else |
263 | if (!ATK_IS_OBJECT(element.get())) |
264 | return JSStringCreateWithUTF8CString(rangeString.get()); |
265 | |
266 | AtkObject* axTable = atk_object_get_parent(ATK_OBJECT(element.get())); |
267 | if (!axTable || !ATK_IS_TABLE(axTable)) |
268 | return JSStringCreateWithUTF8CString(rangeString.get()); |
269 | |
270 | // Look for the cell in the table. |
271 | gint indexInParent = atk_object_get_index_in_parent(ATK_OBJECT(element.get())); |
272 | if (indexInParent == -1) |
273 | return JSStringCreateWithUTF8CString(rangeString.get()); |
274 | #endif |
275 | |
276 | gint row = -1; |
277 | gint column = -1; |
278 | gint rowSpan = -1; |
279 | gint columnSpan = -1; |
280 | #if ATK_CHECK_VERSION(2,11,90) |
281 | atk_table_cell_get_row_column_span(ATK_TABLE_CELL(element.get()), &row, &column, &rowSpan, &columnSpan); |
282 | #else |
283 | row = atk_table_get_row_at_index(ATK_TABLE(axTable), indexInParent); |
284 | column = atk_table_get_column_at_index(ATK_TABLE(axTable), indexInParent); |
285 | rowSpan = atk_table_get_row_extent_at(ATK_TABLE(axTable), row, column); |
286 | columnSpan = atk_table_get_column_extent_at(ATK_TABLE(axTable), row, column); |
287 | #endif |
288 | |
289 | // Get the actual values, if row and columns are valid values. |
290 | if (row != -1 && column != -1) { |
291 | int base = 0; |
292 | int length = 0; |
293 | if (isRowRange) { |
294 | base = row; |
295 | length = rowSpan; |
296 | } else { |
297 | base = column; |
298 | length = columnSpan; |
299 | } |
300 | rangeString.reset(g_strdup_printf("{%d, %d}" , base, length)); |
301 | } |
302 | |
303 | return JSStringCreateWithUTF8CString(rangeString.get()); |
304 | } |
305 | |
306 | void alterCurrentValue(PlatformUIElement element, int factor) |
307 | { |
308 | if (!ATK_IS_VALUE(element.get())) |
309 | return; |
310 | |
311 | #if ATK_CHECK_VERSION(2,11,92) |
312 | double currentValue; |
313 | atk_value_get_value_and_text(ATK_VALUE(element.get()), ¤tValue, nullptr); |
314 | |
315 | double increment = atk_value_get_increment(ATK_VALUE(element.get())); |
316 | atk_value_set_value(ATK_VALUE(element.get()), currentValue + factor * increment); |
317 | #else |
318 | GValue currentValue = G_VALUE_INIT; |
319 | atk_value_get_current_value(ATK_VALUE(element.get()), ¤tValue); |
320 | |
321 | GValue increment = G_VALUE_INIT; |
322 | atk_value_get_minimum_increment(ATK_VALUE(element.get()), &increment); |
323 | |
324 | GValue newValue = G_VALUE_INIT; |
325 | g_value_init(&newValue, G_TYPE_FLOAT); |
326 | |
327 | g_value_set_float(&newValue, g_value_get_float(¤tValue) + factor * g_value_get_float(&increment)); |
328 | atk_value_set_current_value(ATK_VALUE(element.get()), &newValue); |
329 | |
330 | g_value_unset(&newValue); |
331 | g_value_unset(&increment); |
332 | g_value_unset(¤tValue); |
333 | #endif |
334 | } |
335 | |
336 | gchar* replaceCharactersForResults(gchar* str) |
337 | { |
338 | WTF::String uString = WTF::String::fromUTF8(str); |
339 | |
340 | // The object replacement character is passed along to ATs so we need to be |
341 | // able to test for their presence and do so without causing test failures. |
342 | uString.replace(objectReplacementCharacter, "<obj>" ); |
343 | |
344 | // The presence of newline characters in accessible text of a single object |
345 | // is appropriate, but it makes test results (especially the accessible tree) |
346 | // harder to read. |
347 | uString.replace("\n" , "<\\n>" ); |
348 | |
349 | return g_strdup(uString.utf8().data()); |
350 | } |
351 | |
352 | const gchar* roleToString(AtkObject* object) |
353 | { |
354 | AtkRole role = atk_object_get_role(object); |
355 | |
356 | #if ATK_CHECK_VERSION(2, 11, 3) |
357 | if (role == ATK_ROLE_LANDMARK) { |
358 | String xmlRolesValue = getAttributeSetValueForId(object, ObjectAttributeType, "xml-roles" ); |
359 | if (equalLettersIgnoringASCIICase(xmlRolesValue, "banner" )) |
360 | return landmarkStringBanner; |
361 | if (equalLettersIgnoringASCIICase(xmlRolesValue, "complementary" )) |
362 | return landmarkStringComplementary; |
363 | if (equalLettersIgnoringASCIICase(xmlRolesValue, "contentinfo" )) |
364 | return landmarkStringContentinfo; |
365 | if (equalLettersIgnoringASCIICase(xmlRolesValue, "doc-acknowledgments" )) |
366 | return landmarkStringRegion; |
367 | if (equalLettersIgnoringASCIICase(xmlRolesValue, "doc-afterword" )) |
368 | return landmarkStringRegion; |
369 | if (equalLettersIgnoringASCIICase(xmlRolesValue, "doc-appendix" )) |
370 | return landmarkStringRegion; |
371 | if (equalLettersIgnoringASCIICase(xmlRolesValue, "doc-bibliography" )) |
372 | return landmarkStringRegion; |
373 | if (equalLettersIgnoringASCIICase(xmlRolesValue, "doc-chapter" )) |
374 | return landmarkStringRegion; |
375 | if (equalLettersIgnoringASCIICase(xmlRolesValue, "doc-conclusion" )) |
376 | return landmarkStringRegion; |
377 | if (equalLettersIgnoringASCIICase(xmlRolesValue, "doc-credits" )) |
378 | return landmarkStringRegion; |
379 | if (equalLettersIgnoringASCIICase(xmlRolesValue, "doc-endnotes" )) |
380 | return landmarkStringRegion; |
381 | if (equalLettersIgnoringASCIICase(xmlRolesValue, "doc-epilogue" )) |
382 | return landmarkStringRegion; |
383 | if (equalLettersIgnoringASCIICase(xmlRolesValue, "doc-errata" )) |
384 | return landmarkStringRegion; |
385 | if (equalLettersIgnoringASCIICase(xmlRolesValue, "doc-foreword" )) |
386 | return landmarkStringRegion; |
387 | if (equalLettersIgnoringASCIICase(xmlRolesValue, "doc-glossary" )) |
388 | return landmarkStringRegion; |
389 | if (equalLettersIgnoringASCIICase(xmlRolesValue, "doc-glossref" )) |
390 | return landmarkStringRegion; |
391 | if (equalLettersIgnoringASCIICase(xmlRolesValue, "doc-index" )) |
392 | return landmarkStringRegion; |
393 | if (equalLettersIgnoringASCIICase(xmlRolesValue, "doc-introduction" )) |
394 | return landmarkStringRegion; |
395 | if (equalLettersIgnoringASCIICase(xmlRolesValue, "doc-pagelist" )) |
396 | return landmarkStringRegion; |
397 | if (equalLettersIgnoringASCIICase(xmlRolesValue, "doc-part" )) |
398 | return landmarkStringRegion; |
399 | if (equalLettersIgnoringASCIICase(xmlRolesValue, "doc-preface" )) |
400 | return landmarkStringRegion; |
401 | if (equalLettersIgnoringASCIICase(xmlRolesValue, "doc-prologue" )) |
402 | return landmarkStringRegion; |
403 | if (equalLettersIgnoringASCIICase(xmlRolesValue, "doc-toc" )) |
404 | return landmarkStringRegion; |
405 | if (equalLettersIgnoringASCIICase(xmlRolesValue, "form" )) |
406 | return landmarkStringForm; |
407 | if (equalLettersIgnoringASCIICase(xmlRolesValue, "main" )) |
408 | return landmarkStringMain; |
409 | if (equalLettersIgnoringASCIICase(xmlRolesValue, "navigation" )) |
410 | return landmarkStringNavigation; |
411 | if (equalLettersIgnoringASCIICase(xmlRolesValue, "region" )) |
412 | return landmarkStringRegion; |
413 | if (equalLettersIgnoringASCIICase(xmlRolesValue, "search" )) |
414 | return landmarkStringSearch; |
415 | } |
416 | #endif |
417 | |
418 | switch (role) { |
419 | case ATK_ROLE_ALERT: |
420 | return "AXAlert" ; |
421 | case ATK_ROLE_DIALOG: |
422 | return "AXDialog" ; |
423 | case ATK_ROLE_CANVAS: |
424 | return "AXCanvas" ; |
425 | case ATK_ROLE_CAPTION: |
426 | return "AXCaption" ; |
427 | case ATK_ROLE_CHECK_BOX: |
428 | return "AXCheckBox" ; |
429 | case ATK_ROLE_COLOR_CHOOSER: |
430 | return "AXColorWell" ; |
431 | case ATK_ROLE_COLUMN_HEADER: |
432 | return "AXColumnHeader" ; |
433 | case ATK_ROLE_COMBO_BOX: |
434 | return "AXComboBox" ; |
435 | case ATK_ROLE_COMMENT: |
436 | return "AXComment" ; |
437 | case ATK_ROLE_DOCUMENT_FRAME: |
438 | return "AXDocument" ; |
439 | case ATK_ROLE_DOCUMENT_WEB: |
440 | return "AXWebArea" ; |
441 | case ATK_ROLE_EMBEDDED: |
442 | return "AXEmbedded" ; |
443 | case ATK_ROLE_ENTRY: |
444 | return "AXTextField" ; |
445 | case ATK_ROLE_FOOTER: |
446 | return "AXFooter" ; |
447 | case ATK_ROLE_FORM: |
448 | return "AXForm" ; |
449 | case ATK_ROLE_GROUPING: |
450 | return "AXGroup" ; |
451 | case ATK_ROLE_HEADING: |
452 | return "AXHeading" ; |
453 | case ATK_ROLE_IMAGE: |
454 | return "AXImage" ; |
455 | case ATK_ROLE_IMAGE_MAP: |
456 | return "AXImageMap" ; |
457 | case ATK_ROLE_INVALID: |
458 | return "AXInvalid" ; |
459 | case ATK_ROLE_LABEL: |
460 | return "AXLabel" ; |
461 | case ATK_ROLE_LEVEL_BAR: |
462 | return "AXLevelIndicator" ; |
463 | case ATK_ROLE_LINK: |
464 | return "AXLink" ; |
465 | case ATK_ROLE_LIST: |
466 | return "AXList" ; |
467 | case ATK_ROLE_LIST_BOX: |
468 | return "AXListBox" ; |
469 | case ATK_ROLE_LIST_ITEM: |
470 | return "AXListItem" ; |
471 | case ATK_ROLE_MENU: |
472 | return "AXMenu" ; |
473 | case ATK_ROLE_MENU_BAR: |
474 | return "AXMenuBar" ; |
475 | case ATK_ROLE_MENU_ITEM: |
476 | return "AXMenuItem" ; |
477 | case ATK_ROLE_PAGE_TAB: |
478 | return "AXTab" ; |
479 | case ATK_ROLE_PAGE_TAB_LIST: |
480 | return "AXTabGroup" ; |
481 | case ATK_ROLE_PANEL: |
482 | return "AXGroup" ; |
483 | case ATK_ROLE_PARAGRAPH: |
484 | return "AXParagraph" ; |
485 | case ATK_ROLE_PASSWORD_TEXT: |
486 | return "AXPasswordField" ; |
487 | case ATK_ROLE_PROGRESS_BAR: |
488 | return "AXProgressIndicator" ; |
489 | case ATK_ROLE_PUSH_BUTTON: |
490 | return "AXButton" ; |
491 | case ATK_ROLE_RADIO_BUTTON: |
492 | return "AXRadioButton" ; |
493 | case ATK_ROLE_RADIO_MENU_ITEM: |
494 | return "AXRadioMenuItem" ; |
495 | case ATK_ROLE_ROW_HEADER: |
496 | return "AXRowHeader" ; |
497 | case ATK_ROLE_CHECK_MENU_ITEM: |
498 | return "AXCheckMenuItem" ; |
499 | case ATK_ROLE_RULER: |
500 | return "AXRuler" ; |
501 | case ATK_ROLE_SCROLL_BAR: |
502 | return "AXScrollBar" ; |
503 | case ATK_ROLE_SCROLL_PANE: |
504 | return "AXScrollArea" ; |
505 | case ATK_ROLE_SECTION: |
506 | return "AXSection" ; |
507 | case ATK_ROLE_SEPARATOR: |
508 | return "AXSeparator" ; |
509 | case ATK_ROLE_SLIDER: |
510 | return "AXSlider" ; |
511 | case ATK_ROLE_SPIN_BUTTON: |
512 | return "AXSpinButton" ; |
513 | case ATK_ROLE_STATUSBAR: |
514 | return "AXStatusBar" ; |
515 | case ATK_ROLE_TABLE: |
516 | return "AXTable" ; |
517 | case ATK_ROLE_TABLE_CELL: |
518 | return "AXCell" ; |
519 | case ATK_ROLE_TABLE_COLUMN_HEADER: |
520 | return "AXColumnHeader" ; |
521 | case ATK_ROLE_TABLE_ROW: |
522 | return "AXRow" ; |
523 | case ATK_ROLE_TABLE_ROW_HEADER: |
524 | return "AXRowHeader" ; |
525 | case ATK_ROLE_TOGGLE_BUTTON: |
526 | return "AXToggleButton" ; |
527 | case ATK_ROLE_TOOL_BAR: |
528 | return "AXToolbar" ; |
529 | case ATK_ROLE_TOOL_TIP: |
530 | return "AXUserInterfaceTooltip" ; |
531 | case ATK_ROLE_TREE: |
532 | return "AXTree" ; |
533 | case ATK_ROLE_TREE_TABLE: |
534 | return "AXTreeGrid" ; |
535 | case ATK_ROLE_TREE_ITEM: |
536 | return "AXTreeItem" ; |
537 | case ATK_ROLE_WINDOW: |
538 | return "AXWindow" ; |
539 | case ATK_ROLE_UNKNOWN: |
540 | return "AXUnknown" ; |
541 | #if ATK_CHECK_VERSION(2, 11, 3) |
542 | case ATK_ROLE_ARTICLE: |
543 | return "AXArticle" ; |
544 | case ATK_ROLE_AUDIO: |
545 | return "AXAudio" ; |
546 | case ATK_ROLE_BLOCK_QUOTE: |
547 | return "AXBlockquote" ; |
548 | case ATK_ROLE_DEFINITION: |
549 | return "AXDefinition" ; |
550 | case ATK_ROLE_LOG: |
551 | return "AXLog" ; |
552 | case ATK_ROLE_MARQUEE: |
553 | return "AXMarquee" ; |
554 | case ATK_ROLE_MATH: |
555 | return "AXMath" ; |
556 | case ATK_ROLE_TIMER: |
557 | return "AXTimer" ; |
558 | case ATK_ROLE_VIDEO: |
559 | return "AXVideo" ; |
560 | #endif |
561 | #if ATK_CHECK_VERSION(2, 11, 4) |
562 | case ATK_ROLE_DESCRIPTION_LIST: |
563 | return "AXDescriptionList" ; |
564 | case ATK_ROLE_DESCRIPTION_TERM: |
565 | return "AXDescriptionTerm" ; |
566 | case ATK_ROLE_DESCRIPTION_VALUE: |
567 | return "AXDescriptionValue" ; |
568 | #endif |
569 | #if ATK_CHECK_VERSION(2, 15, 2) |
570 | case ATK_ROLE_STATIC: |
571 | return "AXStatic" ; |
572 | #endif |
573 | #if ATK_CHECK_VERSION(2, 15, 4) |
574 | case ATK_ROLE_MATH_FRACTION: |
575 | return "AXMathFraction" ; |
576 | case ATK_ROLE_MATH_ROOT: |
577 | return "AXMathRoot" ; |
578 | case ATK_ROLE_SUBSCRIPT: |
579 | return "AXSubscript" ; |
580 | case ATK_ROLE_SUPERSCRIPT: |
581 | return "AXSuperscript" ; |
582 | #endif |
583 | #if ATK_CHECK_VERSION(2, 25, 2) |
584 | case ATK_ROLE_FOOTNOTE: |
585 | return "AXFootnote" ; |
586 | #endif |
587 | default: |
588 | // We want to distinguish ATK_ROLE_UNKNOWN from a known AtkRole which |
589 | // our DRT isn't properly handling. |
590 | return "FIXME not identified" ; |
591 | } |
592 | } |
593 | |
594 | String selectedText(AtkObject* accessible) |
595 | { |
596 | if (!ATK_IS_TEXT(accessible)) |
597 | return String(); |
598 | |
599 | AtkText* text = ATK_TEXT(accessible); |
600 | |
601 | gint start, end; |
602 | g_free(atk_text_get_selection(text, 0, &start, &end)); |
603 | |
604 | return atk_text_get_text(text, start, end); |
605 | } |
606 | |
607 | String attributesOfElement(AccessibilityUIElement* element) |
608 | { |
609 | StringBuilder builder; |
610 | |
611 | builder.append(element->role()->string()); |
612 | builder.append('\n'); |
613 | |
614 | // For the parent we print its role and its name, if available. |
615 | builder.appendLiteral("AXParent: " ); |
616 | RefPtr<AccessibilityUIElement> parent = element->parentElement(); |
617 | AtkObject* atkParent = parent ? parent->platformUIElement().get() : nullptr; |
618 | if (atkParent) { |
619 | builder.append(roleToString(atkParent)); |
620 | const char* parentName = atk_object_get_name(atkParent); |
621 | if (parentName && parentName[0]) { |
622 | builder.appendLiteral(": " ); |
623 | builder.append(parentName); |
624 | } |
625 | } else |
626 | builder.appendLiteral("(null)" ); |
627 | builder.append('\n'); |
628 | |
629 | builder.appendLiteral("AXChildren: " ); |
630 | builder.appendNumber(element->childrenCount()); |
631 | builder.append('\n'); |
632 | |
633 | builder.appendLiteral("AXPosition: { " ); |
634 | builder.appendFixedPrecisionNumber(element->x(), 6, KeepTrailingZeros); |
635 | builder.appendLiteral(", " ); |
636 | builder.appendFixedPrecisionNumber(element->y(), 6, KeepTrailingZeros); |
637 | builder.appendLiteral(" }\n" ); |
638 | |
639 | builder.appendLiteral("AXSize: { " ); |
640 | builder.appendFixedPrecisionNumber(element->width(), 6, KeepTrailingZeros); |
641 | builder.appendLiteral(", " ); |
642 | builder.appendFixedPrecisionNumber(element->height(), 6, KeepTrailingZeros); |
643 | builder.appendLiteral(" }\n" ); |
644 | |
645 | String title = element->title()->string(); |
646 | if (!title.isEmpty()) { |
647 | builder.append(title); |
648 | builder.append('\n'); |
649 | } |
650 | |
651 | String description = element->description()->string(); |
652 | if (!description.isEmpty()) { |
653 | builder.append(description.utf8().data()); |
654 | builder.append('\n'); |
655 | } |
656 | |
657 | String value = element->stringValue()->string(); |
658 | if (!value.isEmpty()) { |
659 | builder.append(value); |
660 | builder.append('\n'); |
661 | } |
662 | |
663 | builder.appendLiteral("AXFocusable: " ); |
664 | builder.appendNumber(element->isFocusable()); |
665 | builder.append('\n'); |
666 | |
667 | builder.appendLiteral("AXFocused: " ); |
668 | builder.appendNumber(element->isFocused()); |
669 | builder.append('\n'); |
670 | |
671 | builder.appendLiteral("AXSelectable: " ); |
672 | builder.appendNumber(element->isSelectable()); |
673 | builder.append('\n'); |
674 | |
675 | builder.appendLiteral("AXSelected: " ); |
676 | builder.appendNumber(element->isSelected()); |
677 | builder.append('\n'); |
678 | |
679 | builder.appendLiteral("AXMultiSelectable: " ); |
680 | builder.appendNumber(element->isMultiSelectable()); |
681 | builder.append('\n'); |
682 | |
683 | builder.appendLiteral("AXEnabled: " ); |
684 | builder.appendNumber(element->isEnabled()); |
685 | builder.append('\n'); |
686 | |
687 | builder.appendLiteral("AXExpanded: " ); |
688 | builder.appendNumber(element->isExpanded()); |
689 | builder.append('\n'); |
690 | |
691 | builder.appendLiteral("AXRequired: " ); |
692 | builder.appendNumber(element->isRequired()); |
693 | builder.append('\n'); |
694 | |
695 | builder.appendLiteral("AXChecked: " ); |
696 | builder.appendNumber(element->isChecked()); |
697 | builder.append('\n'); |
698 | |
699 | String url = element->url()->string(); |
700 | if (!url.isEmpty()) { |
701 | builder.append(url); |
702 | builder.append('\n'); |
703 | } |
704 | |
705 | // We append the ATK specific attributes as a single line at the end. |
706 | builder.appendLiteral("AXPlatformAttributes: " ); |
707 | builder.append(getAtkAttributeSetAsString(element->platformUIElement().get(), ObjectAttributeType)); |
708 | |
709 | return builder.toString(); |
710 | } |
711 | |
712 | static JSRetainPtr<JSStringRef> createStringWithAttributes(const Vector<RefPtr<AccessibilityUIElement> >& elements) |
713 | { |
714 | StringBuilder builder; |
715 | |
716 | for (Vector<RefPtr<AccessibilityUIElement> >::const_iterator it = elements.begin(); it != elements.end(); ++it) { |
717 | builder.append(attributesOfElement(const_cast<AccessibilityUIElement*>(it->get()))); |
718 | builder.appendLiteral("\n------------\n" ); |
719 | } |
720 | |
721 | return JSStringCreateWithUTF8CString(builder.toString().utf8().data()); |
722 | } |
723 | |
724 | static Vector<RefPtr<AccessibilityUIElement> > (AtkTable* accessible) |
725 | { |
726 | Vector<RefPtr<AccessibilityUIElement> > ; |
727 | |
728 | int rowsCount = atk_table_get_n_rows(accessible); |
729 | for (int row = 0; row < rowsCount; ++row) { |
730 | if (AtkObject* = atk_table_get_row_header(accessible, row)) |
731 | rowHeaders.append(AccessibilityUIElement::create(header)); |
732 | } |
733 | |
734 | return rowHeaders; |
735 | } |
736 | |
737 | static Vector<RefPtr<AccessibilityUIElement> > getTableColumnHeaders(AtkTable* accessible) |
738 | { |
739 | Vector<RefPtr<AccessibilityUIElement> > columnHeaders; |
740 | |
741 | int columnsCount = atk_table_get_n_columns(accessible); |
742 | for (int column = 0; column < columnsCount; ++column) { |
743 | if (AtkObject* = atk_table_get_column_header(accessible, column)) |
744 | columnHeaders.append(AccessibilityUIElement::create(header)); |
745 | } |
746 | |
747 | return columnHeaders; |
748 | } |
749 | |
750 | static Vector<RefPtr<AccessibilityUIElement> > getVisibleCells(AccessibilityUIElement* element) |
751 | { |
752 | Vector<RefPtr<AccessibilityUIElement> > visibleCells; |
753 | |
754 | AtkTable* accessible = ATK_TABLE(element->platformUIElement().get()); |
755 | int rowsCount = atk_table_get_n_rows(accessible); |
756 | int columnsCount = atk_table_get_n_columns(accessible); |
757 | |
758 | for (int row = 0; row < rowsCount; ++row) { |
759 | for (int column = 0; column < columnsCount; ++column) |
760 | visibleCells.append(element->cellForColumnAndRow(column, row)); |
761 | } |
762 | |
763 | return visibleCells; |
764 | } |
765 | |
766 | #if ATK_CHECK_VERSION(2,11,90) |
767 | static Vector<RefPtr<AccessibilityUIElement>> convertGPtrArrayToVector(const GPtrArray* array) |
768 | { |
769 | Vector<RefPtr<AccessibilityUIElement>> cells; |
770 | for (guint i = 0; i < array->len; i++) { |
771 | if (AtkObject* atkObject = static_cast<AtkObject*>(g_ptr_array_index(array, i))) |
772 | cells.append(AccessibilityUIElement::create(atkObject)); |
773 | } |
774 | return cells; |
775 | } |
776 | |
777 | static JSValueRef convertToJSObjectArray(const Vector<RefPtr<AccessibilityUIElement>>& children) |
778 | { |
779 | WKBundleFrameRef mainFrame = WKBundlePageGetMainFrame(InjectedBundle::singleton().page()->page()); |
780 | JSContextRef context = WKBundleFrameGetJavaScriptContext(mainFrame); |
781 | |
782 | size_t elementCount = children.size(); |
783 | auto valueElements = std::make_unique<JSValueRef[]>(elementCount); |
784 | for (size_t i = 0; i < elementCount; i++) |
785 | valueElements[i] = JSObjectMake(context, children[i]->wrapperClass(), children[i].get()); |
786 | |
787 | return JSObjectMakeArray(context, elementCount, valueElements.get(), nullptr); |
788 | } |
789 | #endif |
790 | |
791 | #if ATK_CHECK_VERSION(2,11,92) |
792 | static double rangeMinMaxValue(AtkValue* atkValue, RangeLimit rangeLimit) |
793 | { |
794 | AtkRange* range = atk_value_get_range(atkValue); |
795 | if (!range) |
796 | return 0; |
797 | |
798 | double rangeValue = 0; |
799 | switch (rangeLimit) { |
800 | case RangeLimitMinimum: |
801 | rangeValue = atk_range_get_lower_limit(range); |
802 | break; |
803 | case RangeLimitMaximum: |
804 | rangeValue = atk_range_get_upper_limit(range); |
805 | break; |
806 | }; |
807 | |
808 | atk_range_free(range); |
809 | return rangeValue; |
810 | } |
811 | #endif |
812 | |
813 | } // namespace |
814 | |
815 | AccessibilityUIElement::AccessibilityUIElement(PlatformUIElement element) |
816 | : m_element(element) |
817 | { |
818 | } |
819 | |
820 | AccessibilityUIElement::AccessibilityUIElement(const AccessibilityUIElement& other) |
821 | : JSWrappable() |
822 | , m_element(other.m_element) |
823 | { |
824 | } |
825 | |
826 | AccessibilityUIElement::~AccessibilityUIElement() |
827 | { |
828 | } |
829 | |
830 | bool AccessibilityUIElement::isEqual(AccessibilityUIElement* otherElement) |
831 | { |
832 | return m_element == otherElement->platformUIElement(); |
833 | } |
834 | |
835 | void AccessibilityUIElement::getChildren(Vector<RefPtr<AccessibilityUIElement> >& children) |
836 | { |
837 | if (!ATK_IS_OBJECT(m_element.get())) |
838 | return; |
839 | |
840 | int count = childrenCount(); |
841 | for (int i = 0; i < count; i++) { |
842 | GRefPtr<AtkObject> child = adoptGRef(atk_object_ref_accessible_child(ATK_OBJECT(m_element.get()), i)); |
843 | children.append(AccessibilityUIElement::create(child.get())); |
844 | } |
845 | } |
846 | |
847 | void AccessibilityUIElement::getChildrenWithRange(Vector<RefPtr<AccessibilityUIElement> >& children, unsigned location, unsigned length) |
848 | { |
849 | if (!ATK_IS_OBJECT(m_element.get())) |
850 | return; |
851 | unsigned end = location + length; |
852 | for (unsigned i = location; i < end; i++) { |
853 | GRefPtr<AtkObject> child = adoptGRef(atk_object_ref_accessible_child(ATK_OBJECT(m_element.get()), i)); |
854 | children.append(AccessibilityUIElement::create(child.get())); |
855 | } |
856 | } |
857 | |
858 | int AccessibilityUIElement::childrenCount() |
859 | { |
860 | if (!ATK_IS_OBJECT(m_element.get())) |
861 | return 0; |
862 | |
863 | return atk_object_get_n_accessible_children(ATK_OBJECT(m_element.get())); |
864 | } |
865 | |
866 | RefPtr<AccessibilityUIElement> AccessibilityUIElement::elementAtPoint(int x, int y) |
867 | { |
868 | if (!ATK_IS_COMPONENT(m_element.get())) |
869 | return nullptr; |
870 | |
871 | GRefPtr<AtkObject> objectAtPoint = adoptGRef(atk_component_ref_accessible_at_point(ATK_COMPONENT(m_element.get()), x, y, ATK_XY_WINDOW)); |
872 | return AccessibilityUIElement::create(objectAtPoint ? objectAtPoint.get() : m_element.get()); |
873 | } |
874 | |
875 | unsigned AccessibilityUIElement::indexOfChild(AccessibilityUIElement* element) |
876 | { |
877 | if (!ATK_IS_OBJECT(m_element.get())) |
878 | return 0; |
879 | |
880 | Vector<RefPtr<AccessibilityUIElement> > children; |
881 | getChildren(children); |
882 | |
883 | unsigned count = children.size(); |
884 | for (unsigned i = 0; i < count; i++) |
885 | if (children[i]->isEqual(element)) |
886 | return i; |
887 | |
888 | return 0; |
889 | } |
890 | |
891 | RefPtr<AccessibilityUIElement> AccessibilityUIElement::childAtIndex(unsigned index) |
892 | { |
893 | if (!ATK_IS_OBJECT(m_element.get())) |
894 | return nullptr; |
895 | |
896 | Vector<RefPtr<AccessibilityUIElement> > children; |
897 | getChildrenWithRange(children, index, 1); |
898 | |
899 | if (children.size() == 1) |
900 | return children[0]; |
901 | |
902 | return nullptr; |
903 | } |
904 | |
905 | static RefPtr<AccessibilityUIElement> accessibilityElementAtIndex(AtkObject* element, AtkRelationType relationType, unsigned index) |
906 | { |
907 | if (!ATK_IS_OBJECT(element)) |
908 | return nullptr; |
909 | |
910 | AtkRelationSet* relationSet = atk_object_ref_relation_set(element); |
911 | if (!relationSet) |
912 | return nullptr; |
913 | |
914 | AtkRelation* relation = atk_relation_set_get_relation_by_type(relationSet, relationType); |
915 | if (!relation) |
916 | return nullptr; |
917 | |
918 | GPtrArray* targetList = atk_relation_get_target(relation); |
919 | if (!targetList || !targetList->len || index >= targetList->len) |
920 | return nullptr; |
921 | |
922 | AtkObject* target = static_cast<AtkObject*>(g_ptr_array_index(targetList, index)); |
923 | g_object_unref(relationSet); |
924 | |
925 | return target ? AccessibilityUIElement::create(target).ptr() : nullptr; |
926 | } |
927 | |
928 | RefPtr<AccessibilityUIElement> AccessibilityUIElement::linkedUIElementAtIndex(unsigned index) |
929 | { |
930 | // FIXME: implement |
931 | return nullptr; |
932 | } |
933 | |
934 | RefPtr<AccessibilityUIElement> AccessibilityUIElement::ariaOwnsElementAtIndex(unsigned index) |
935 | { |
936 | return accessibilityElementAtIndex(m_element.get(), ATK_RELATION_NODE_PARENT_OF, index); |
937 | } |
938 | |
939 | RefPtr<AccessibilityUIElement> AccessibilityUIElement::ariaOwnsReferencingElementAtIndex(unsigned index) |
940 | { |
941 | return accessibilityElementAtIndex(m_element.get(), ATK_RELATION_NODE_CHILD_OF, index); |
942 | } |
943 | |
944 | RefPtr<AccessibilityUIElement> AccessibilityUIElement::ariaFlowToElementAtIndex(unsigned index) |
945 | { |
946 | return accessibilityElementAtIndex(m_element.get(), ATK_RELATION_FLOWS_TO, index); |
947 | } |
948 | |
949 | RefPtr<AccessibilityUIElement> AccessibilityUIElement::ariaFlowToReferencingElementAtIndex(unsigned index) |
950 | { |
951 | return accessibilityElementAtIndex(m_element.get(), ATK_RELATION_FLOWS_FROM, index); |
952 | } |
953 | |
954 | RefPtr<AccessibilityUIElement> AccessibilityUIElement::ariaControlsElementAtIndex(unsigned index) |
955 | { |
956 | return accessibilityElementAtIndex(m_element.get(), ATK_RELATION_CONTROLLER_FOR, index); |
957 | } |
958 | |
959 | RefPtr<AccessibilityUIElement> AccessibilityUIElement::ariaControlsReferencingElementAtIndex(unsigned index) |
960 | { |
961 | return accessibilityElementAtIndex(m_element.get(), ATK_RELATION_CONTROLLED_BY, index); |
962 | } |
963 | |
964 | RefPtr<AccessibilityUIElement> AccessibilityUIElement::ariaLabelledByElementAtIndex(unsigned index) |
965 | { |
966 | return accessibilityElementAtIndex(m_element.get(), ATK_RELATION_LABELLED_BY, index); |
967 | } |
968 | |
969 | RefPtr<AccessibilityUIElement> AccessibilityUIElement::ariaLabelledByReferencingElementAtIndex(unsigned index) |
970 | { |
971 | return accessibilityElementAtIndex(m_element.get(), ATK_RELATION_LABEL_FOR, index); |
972 | } |
973 | |
974 | RefPtr<AccessibilityUIElement> AccessibilityUIElement::ariaDescribedByElementAtIndex(unsigned index) |
975 | { |
976 | return accessibilityElementAtIndex(m_element.get(), ATK_RELATION_DESCRIBED_BY, index); |
977 | } |
978 | |
979 | RefPtr<AccessibilityUIElement> AccessibilityUIElement::ariaDescribedByReferencingElementAtIndex(unsigned index) |
980 | { |
981 | return accessibilityElementAtIndex(m_element.get(), ATK_RELATION_DESCRIPTION_FOR, index); |
982 | } |
983 | |
984 | RefPtr<AccessibilityUIElement> AccessibilityUIElement::ariaDetailsElementAtIndex(unsigned index) |
985 | { |
986 | #if ATK_CHECK_VERSION(2, 25, 2) |
987 | return accessibilityElementAtIndex(m_element.get(), ATK_RELATION_DETAILS, index); |
988 | #endif |
989 | return nullptr; |
990 | } |
991 | |
992 | RefPtr<AccessibilityUIElement> AccessibilityUIElement::ariaDetailsReferencingElementAtIndex(unsigned index) |
993 | { |
994 | #if ATK_CHECK_VERSION(2, 25, 2) |
995 | return accessibilityElementAtIndex(m_element.get(), ATK_RELATION_DETAILS_FOR, index); |
996 | #endif |
997 | return nullptr; |
998 | } |
999 | |
1000 | RefPtr<AccessibilityUIElement> AccessibilityUIElement::ariaErrorMessageElementAtIndex(unsigned index) |
1001 | { |
1002 | #if ATK_CHECK_VERSION(2, 25, 2) |
1003 | return accessibilityElementAtIndex(m_element.get(), ATK_RELATION_ERROR_MESSAGE, index); |
1004 | #endif |
1005 | return nullptr; |
1006 | } |
1007 | |
1008 | RefPtr<AccessibilityUIElement> AccessibilityUIElement::ariaErrorMessageReferencingElementAtIndex(unsigned index) |
1009 | { |
1010 | #if ATK_CHECK_VERSION(2, 25, 2) |
1011 | return accessibilityElementAtIndex(m_element.get(), ATK_RELATION_ERROR_FOR, index); |
1012 | #endif |
1013 | return nullptr; |
1014 | } |
1015 | |
1016 | RefPtr<AccessibilityUIElement> AccessibilityUIElement::disclosedRowAtIndex(unsigned index) |
1017 | { |
1018 | // FIXME: implement |
1019 | return nullptr; |
1020 | } |
1021 | |
1022 | RefPtr<AccessibilityUIElement> AccessibilityUIElement::rowAtIndex(unsigned index) |
1023 | { |
1024 | // ATK doesn't have API to get an accessible row by index directly. It does, however, have |
1025 | // API to get cells in the row specified by index. The parent of a cell should be the row. |
1026 | AtkTable* axTable = ATK_TABLE(m_element.get()); |
1027 | unsigned nColumns = columnCount(); |
1028 | for (unsigned col = 0; col < nColumns; col++) { |
1029 | // Find the first cell in this row that only spans one row. |
1030 | if (atk_table_get_row_extent_at(axTable, index, col) == 1) { |
1031 | AtkObject* cell = atk_table_ref_at(axTable, index, col); |
1032 | return cell ? AccessibilityUIElement::create(atk_object_get_parent(cell)).ptr() : nullptr; |
1033 | } |
1034 | } |
1035 | |
1036 | return nullptr; |
1037 | } |
1038 | |
1039 | RefPtr<AccessibilityUIElement> AccessibilityUIElement::selectedChildAtIndex(unsigned index) const |
1040 | { |
1041 | if (!ATK_SELECTION(m_element.get())) |
1042 | return nullptr; |
1043 | |
1044 | GRefPtr<AtkObject> child = adoptGRef(atk_selection_ref_selection(ATK_SELECTION(m_element.get()), index)); |
1045 | return child ? AccessibilityUIElement::create(child.get()).ptr() : nullptr; |
1046 | } |
1047 | |
1048 | unsigned AccessibilityUIElement::selectedChildrenCount() const |
1049 | { |
1050 | if (!ATK_IS_SELECTION(m_element.get())) |
1051 | return 0; |
1052 | return atk_selection_get_selection_count(ATK_SELECTION(m_element.get())); |
1053 | } |
1054 | |
1055 | RefPtr<AccessibilityUIElement> AccessibilityUIElement::selectedRowAtIndex(unsigned index) |
1056 | { |
1057 | // FIXME: implement |
1058 | return nullptr; |
1059 | } |
1060 | |
1061 | RefPtr<AccessibilityUIElement> AccessibilityUIElement::titleUIElement() |
1062 | { |
1063 | if (!ATK_IS_OBJECT(m_element.get())) |
1064 | return nullptr; |
1065 | |
1066 | AtkRelationSet* set = atk_object_ref_relation_set(ATK_OBJECT(m_element.get())); |
1067 | if (!set) |
1068 | return nullptr; |
1069 | |
1070 | AtkObject* target = nullptr; |
1071 | int count = atk_relation_set_get_n_relations(set); |
1072 | for (int i = 0; i < count; i++) { |
1073 | AtkRelation* relation = atk_relation_set_get_relation(set, i); |
1074 | if (atk_relation_get_relation_type(relation) == ATK_RELATION_LABELLED_BY) { |
1075 | GPtrArray* targetList = atk_relation_get_target(relation); |
1076 | if (targetList->len) |
1077 | target = static_cast<AtkObject*>(g_ptr_array_index(targetList, 0)); |
1078 | } |
1079 | } |
1080 | |
1081 | g_object_unref(set); |
1082 | return target ? AccessibilityUIElement::create(target).ptr() : nullptr; |
1083 | } |
1084 | |
1085 | RefPtr<AccessibilityUIElement> AccessibilityUIElement::parentElement() |
1086 | { |
1087 | if (!ATK_IS_OBJECT(m_element.get())) |
1088 | return nullptr; |
1089 | |
1090 | AtkObject* parent = atk_object_get_parent(ATK_OBJECT(m_element.get())); |
1091 | return parent ? AccessibilityUIElement::create(parent).ptr() : nullptr; |
1092 | } |
1093 | |
1094 | RefPtr<AccessibilityUIElement> AccessibilityUIElement::disclosedByRow() |
1095 | { |
1096 | // FIXME: implement |
1097 | return nullptr; |
1098 | } |
1099 | |
1100 | JSRetainPtr<JSStringRef> AccessibilityUIElement::attributesOfLinkedUIElements() |
1101 | { |
1102 | // FIXME: implement |
1103 | return JSStringCreateWithCharacters(0, 0); |
1104 | } |
1105 | |
1106 | JSRetainPtr<JSStringRef> AccessibilityUIElement::attributesOfDocumentLinks() |
1107 | { |
1108 | // FIXME: implement |
1109 | return JSStringCreateWithCharacters(0, 0); |
1110 | } |
1111 | |
1112 | JSRetainPtr<JSStringRef> AccessibilityUIElement::attributesOfChildren() |
1113 | { |
1114 | if (!ATK_IS_OBJECT(m_element.get())) |
1115 | return JSStringCreateWithCharacters(0, 0); |
1116 | |
1117 | Vector<RefPtr<AccessibilityUIElement> > children; |
1118 | getChildren(children); |
1119 | |
1120 | return createStringWithAttributes(children); |
1121 | } |
1122 | |
1123 | JSRetainPtr<JSStringRef> AccessibilityUIElement::allAttributes() |
1124 | { |
1125 | if (!ATK_IS_OBJECT(m_element.get())) |
1126 | return JSStringCreateWithCharacters(0, 0); |
1127 | |
1128 | return JSStringCreateWithUTF8CString(attributesOfElement(this).utf8().data()); |
1129 | } |
1130 | |
1131 | JSRetainPtr<JSStringRef> AccessibilityUIElement::stringDescriptionOfAttributeValue(JSStringRef attribute) |
1132 | { |
1133 | // FIXME: implement |
1134 | return JSStringCreateWithCharacters(0, 0); |
1135 | } |
1136 | |
1137 | JSRetainPtr<JSStringRef> AccessibilityUIElement::stringAttributeValue(JSStringRef attribute) |
1138 | { |
1139 | if (!ATK_IS_OBJECT(m_element.get())) |
1140 | return JSStringCreateWithCharacters(0, 0); |
1141 | |
1142 | String atkAttributeName = coreAttributeToAtkAttribute(attribute); |
1143 | |
1144 | // The value of AXSelectedText is not exposed through any AtkAttribute. |
1145 | if (atkAttributeName == "AXSelectedText" ) { |
1146 | String string = selectedText(m_element.get()); |
1147 | return JSStringCreateWithUTF8CString(string.utf8().data()); |
1148 | } |
1149 | |
1150 | // Try object attributes before text attributes. |
1151 | String attributeValue = getAttributeSetValueForId(ATK_OBJECT(m_element.get()), ObjectAttributeType, atkAttributeName); |
1152 | |
1153 | // Try text attributes if the requested one was not found and we have an AtkText object. |
1154 | if (attributeValue.isEmpty() && ATK_IS_TEXT(m_element.get())) |
1155 | attributeValue = getAttributeSetValueForId(ATK_OBJECT(m_element.get()), TextAttributeType, atkAttributeName); |
1156 | |
1157 | // Additional check to make sure that the exposure of the state ATK_STATE_INVALID_ENTRY |
1158 | // is consistent with the exposure of aria-invalid as a text attribute, if present. |
1159 | if (atkAttributeName == attributesMap()[InvalidNameIndex].atkDomain) { |
1160 | bool isInvalidState = checkElementState(m_element.get(), ATK_STATE_INVALID_ENTRY); |
1161 | if (attributeValue.isEmpty()) |
1162 | return JSStringCreateWithUTF8CString(isInvalidState ? "true" : "false" ); |
1163 | |
1164 | // If the text attribute was there, check that it's consistent with |
1165 | // what the state says or force the test to fail otherwise. |
1166 | bool isAriaInvalid = attributeValue != "false" ; |
1167 | if (isInvalidState != isAriaInvalid) |
1168 | return JSStringCreateWithCharacters(0, 0); |
1169 | } |
1170 | |
1171 | return JSStringCreateWithUTF8CString(attributeValue.utf8().data()); |
1172 | } |
1173 | |
1174 | double AccessibilityUIElement::numberAttributeValue(JSStringRef attribute) |
1175 | { |
1176 | if (!ATK_IS_OBJECT(m_element.get())) |
1177 | return 0; |
1178 | |
1179 | String atkAttributeName = coreAttributeToAtkAttribute(attribute); |
1180 | if (atkAttributeName.isEmpty()) |
1181 | return 0; |
1182 | |
1183 | if (atkAttributeName == "setsize" || atkAttributeName == "posinset" ) { |
1184 | String attributeValue = getAttributeSetValueForId(ATK_OBJECT(m_element.get()), ObjectAttributeType, atkAttributeName); |
1185 | if (!attributeValue.isEmpty()) |
1186 | return attributeValue.toDouble(); |
1187 | } |
1188 | |
1189 | if (atkAttributeName.startsWith("row" ) || atkAttributeName.startsWith("col" )) { |
1190 | String attributeValue = getAttributeSetValueForId(ATK_OBJECT(m_element.get()), ObjectAttributeType, atkAttributeName); |
1191 | if (!attributeValue.isEmpty()) |
1192 | return attributeValue.toInt(); |
1193 | } |
1194 | |
1195 | return 0; |
1196 | } |
1197 | |
1198 | JSValueRef AccessibilityUIElement::uiElementArrayAttributeValue(JSStringRef attribute) const |
1199 | { |
1200 | // FIXME: implement |
1201 | return nullptr; |
1202 | } |
1203 | |
1204 | JSValueRef AccessibilityUIElement::() const |
1205 | { |
1206 | if (ATK_IS_TABLE(m_element.get())) |
1207 | return convertToJSObjectArray(getTableRowHeaders(ATK_TABLE(m_element.get()))); |
1208 | |
1209 | Vector<RefPtr<AccessibilityUIElement>> ; |
1210 | if (!ATK_IS_TABLE_CELL(m_element.get())) |
1211 | return convertToJSObjectArray(headers); |
1212 | |
1213 | #if ATK_CHECK_VERSION(2,11,90) |
1214 | if (GRefPtr<GPtrArray> array = adoptGRef(atk_table_cell_get_row_header_cells(ATK_TABLE_CELL(m_element.get())))) |
1215 | headers = convertGPtrArrayToVector(array.get()); |
1216 | #endif |
1217 | return convertToJSObjectArray(headers); |
1218 | } |
1219 | |
1220 | JSValueRef AccessibilityUIElement::columnHeaders() const |
1221 | { |
1222 | if (ATK_IS_TABLE(m_element.get())) |
1223 | return convertToJSObjectArray(getTableColumnHeaders(ATK_TABLE(m_element.get()))); |
1224 | |
1225 | Vector<RefPtr<AccessibilityUIElement>> ; |
1226 | if (!ATK_IS_TABLE_CELL(m_element.get())) |
1227 | return convertToJSObjectArray(headers); |
1228 | |
1229 | #if ATK_CHECK_VERSION(2,11,90) |
1230 | if (GRefPtr<GPtrArray> array = adoptGRef(atk_table_cell_get_column_header_cells(ATK_TABLE_CELL(m_element.get())))) |
1231 | headers = convertGPtrArrayToVector(array.get()); |
1232 | #endif |
1233 | return convertToJSObjectArray(headers); |
1234 | } |
1235 | |
1236 | RefPtr<AccessibilityUIElement> AccessibilityUIElement::uiElementAttributeValue(JSStringRef attribute) const |
1237 | { |
1238 | if (!ATK_IS_OBJECT(m_element.get())) |
1239 | return nullptr; |
1240 | |
1241 | // ATK does not have this API. So we're "faking it" here on a case-by-case basis. |
1242 | String attributeString = jsStringToWTFString(attribute); |
1243 | AtkRole role = atk_object_get_role(ATK_OBJECT(m_element.get())); |
1244 | if (role == ATK_ROLE_SPIN_BUTTON && const_cast<AccessibilityUIElement*>(this)->childrenCount() == 2) { |
1245 | if (attributeString == "AXDecrementButton" ) |
1246 | return const_cast<AccessibilityUIElement*>(this)->childAtIndex(0); |
1247 | if (attributeString == "AXIncrementButton" ) |
1248 | return const_cast<AccessibilityUIElement*>(this)->childAtIndex(1); |
1249 | } |
1250 | |
1251 | return nullptr; |
1252 | } |
1253 | |
1254 | bool AccessibilityUIElement::boolAttributeValue(JSStringRef attribute) |
1255 | { |
1256 | if (!ATK_IS_OBJECT(m_element.get())) |
1257 | return false; |
1258 | |
1259 | String attributeString = jsStringToWTFString(attribute); |
1260 | if (attributeString == "AXElementBusy" ) |
1261 | return checkElementState(m_element.get(), ATK_STATE_BUSY); |
1262 | if (attributeString == "AXChecked" ) |
1263 | return checkElementState(m_element.get(), ATK_STATE_CHECKED); |
1264 | if (attributeString == "AXEnabled" ) |
1265 | return checkElementState(m_element.get(), ATK_STATE_ENABLED); |
1266 | if (attributeString == "AXExpanded" ) |
1267 | return checkElementState(m_element.get(), ATK_STATE_EXPANDED); |
1268 | if (attributeString == "AXFocused" ) |
1269 | return checkElementState(m_element.get(), ATK_STATE_FOCUSED); |
1270 | if (attributeString == "AXInvalid" ) |
1271 | return checkElementState(m_element.get(), ATK_STATE_INVALID); |
1272 | if (attributeString == "AXModal" ) |
1273 | return checkElementState(m_element.get(), ATK_STATE_MODAL); |
1274 | if (attributeString == "AXMultiSelectable" ) |
1275 | return checkElementState(m_element.get(), ATK_STATE_MULTISELECTABLE); |
1276 | if (attributeString == "AXRequired" ) |
1277 | return checkElementState(m_element.get(), ATK_STATE_REQUIRED); |
1278 | if (attributeString == "AXSelected" ) |
1279 | return checkElementState(m_element.get(), ATK_STATE_SELECTED); |
1280 | if (attributeString == "AXSupportsAutoCompletion" ) |
1281 | return checkElementState(m_element.get(), ATK_STATE_SUPPORTS_AUTOCOMPLETION); |
1282 | if (attributeString == "AXVisited" ) |
1283 | return checkElementState(m_element.get(), ATK_STATE_VISITED); |
1284 | |
1285 | if (attributeString == "AXInterfaceTable" ) |
1286 | return ATK_IS_TABLE(m_element.get()); |
1287 | if (attributeString == "AXInterfaceTableCell" ) |
1288 | return ATK_IS_TABLE_CELL(m_element.get()); |
1289 | |
1290 | if (attributeString == "AXARIAAtomic" ) { |
1291 | String atkAttribute = coreAttributeToAtkAttribute(attribute); |
1292 | return getAttributeSetValueForId(ATK_OBJECT(m_element.get()), ObjectAttributeType, atkAttribute) == "true" ; |
1293 | } |
1294 | |
1295 | return false; |
1296 | } |
1297 | |
1298 | bool AccessibilityUIElement::isAttributeSettable(JSStringRef attribute) |
1299 | { |
1300 | if (!ATK_IS_OBJECT(m_element.get())) |
1301 | return false; |
1302 | |
1303 | String attributeString = jsStringToWTFString(attribute); |
1304 | if (attributeString != "AXValue" ) |
1305 | return false; |
1306 | |
1307 | // ATK does not have a single state or property to indicate whether or not the value |
1308 | // of an accessible object can be set. ATs look at several states and properties based |
1309 | // on the type of object. If nothing explicitly indicates the value can or cannot be |
1310 | // set, ATs make role- and interface-based decisions. We'll do something similar here. |
1311 | |
1312 | // This state is expected to be present only for text widgets and contenteditable elements. |
1313 | if (checkElementState(m_element.get(), ATK_STATE_EDITABLE)) |
1314 | return true; |
1315 | |
1316 | #if ATK_CHECK_VERSION(2,11,2) |
1317 | // This state is applicable to checkboxes, radiobuttons, switches, etc. |
1318 | if (checkElementState(m_element.get(), ATK_STATE_CHECKABLE)) |
1319 | return true; |
1320 | #endif |
1321 | |
1322 | #if ATK_CHECK_VERSION(2,15,3) |
1323 | // This state is expected to be present only for controls and only if explicitly set. |
1324 | if (checkElementState(m_element.get(), ATK_STATE_READ_ONLY)) |
1325 | return false; |
1326 | #endif |
1327 | |
1328 | // We expose an object attribute to ATs when there is an author-provided ARIA property |
1329 | // and also when there is a supported ARIA role but no author-provided value. |
1330 | String isReadOnly = getAttributeSetValueForId(ATK_OBJECT(m_element.get()), ObjectAttributeType, "readonly" ); |
1331 | if (!isReadOnly.isEmpty()) |
1332 | return isReadOnly == "true" ? false : true; |
1333 | |
1334 | // If we have a native listbox or combobox and the value can be set, the options should |
1335 | // have ATK_STATE_SELECTABLE. |
1336 | AtkRole role = atk_object_get_role(ATK_OBJECT(m_element.get())); |
1337 | if (role == ATK_ROLE_LIST_BOX || role == ATK_ROLE_COMBO_BOX) { |
1338 | if (GRefPtr<AtkObject> child = adoptGRef(atk_object_ref_accessible_child(ATK_OBJECT(m_element.get()), 0))) { |
1339 | if (atk_object_get_role(ATK_OBJECT(child.get())) == ATK_ROLE_MENU) |
1340 | child = adoptGRef(atk_object_ref_accessible_child(ATK_OBJECT(child.get()), 0)); |
1341 | return child && checkElementState(child.get(), ATK_STATE_SELECTABLE); |
1342 | } |
1343 | } |
1344 | |
1345 | // If we have a native element which exposes a range whose value can be set, it should |
1346 | // be focusable and have a true range. |
1347 | if (ATK_IS_VALUE(m_element.get()) && checkElementState(m_element.get(), ATK_STATE_FOCUSABLE)) |
1348 | return minValue() != maxValue(); |
1349 | |
1350 | return false; |
1351 | } |
1352 | |
1353 | bool AccessibilityUIElement::isAttributeSupported(JSStringRef attribute) |
1354 | { |
1355 | if (!ATK_IS_OBJECT(m_element.get())) |
1356 | return false; |
1357 | |
1358 | String atkAttributeName = coreAttributeToAtkAttribute(attribute); |
1359 | if (atkAttributeName.isEmpty()) |
1360 | return false; |
1361 | |
1362 | // In ATK, "busy" is a state and is supported on all AtkObject instances. |
1363 | if (atkAttributeName == "busy" ) |
1364 | return true; |
1365 | |
1366 | // For now, an attribute is supported whether it's exposed as a object or a text attribute. |
1367 | String attributeValue = getAttributeSetValueForId(ATK_OBJECT(m_element.get()), ObjectAttributeType, atkAttributeName); |
1368 | if (attributeValue.isEmpty()) |
1369 | attributeValue = getAttributeSetValueForId(ATK_OBJECT(m_element.get()), TextAttributeType, atkAttributeName); |
1370 | |
1371 | // When the aria-live value is "off", we expose that value via the "live" object attribute. |
1372 | if (atkAttributeName == "live" && attributeValue == "off" ) |
1373 | return false; |
1374 | |
1375 | return !attributeValue.isEmpty(); |
1376 | } |
1377 | |
1378 | JSRetainPtr<JSStringRef> AccessibilityUIElement::parameterizedAttributeNames() |
1379 | { |
1380 | // FIXME: implement |
1381 | return JSStringCreateWithCharacters(0, 0); |
1382 | } |
1383 | |
1384 | JSRetainPtr<JSStringRef> AccessibilityUIElement::role() |
1385 | { |
1386 | if (!ATK_IS_OBJECT(m_element.get())) |
1387 | return JSStringCreateWithCharacters(0, 0); |
1388 | |
1389 | GUniquePtr<char> roleStringWithPrefix(g_strdup_printf("AXRole: %s" , roleToString(ATK_OBJECT(m_element.get())))); |
1390 | return JSStringCreateWithUTF8CString(roleStringWithPrefix.get()); |
1391 | } |
1392 | |
1393 | JSRetainPtr<JSStringRef> AccessibilityUIElement::subrole() |
1394 | { |
1395 | // FIXME: implement |
1396 | return JSStringCreateWithCharacters(0, 0); |
1397 | } |
1398 | |
1399 | JSRetainPtr<JSStringRef> AccessibilityUIElement::roleDescription() |
1400 | { |
1401 | String roleDescription = getAttributeSetValueForId(ATK_OBJECT(m_element.get()), ObjectAttributeType, "roledescription" ); |
1402 | GUniquePtr<gchar> axRoleDescription(g_strdup_printf("AXRoleDescription: %s" , roleDescription.utf8().data())); |
1403 | |
1404 | return JSStringCreateWithUTF8CString(axRoleDescription.get()); |
1405 | } |
1406 | |
1407 | JSRetainPtr<JSStringRef> AccessibilityUIElement::computedRoleString() |
1408 | { |
1409 | String role = getAttributeSetValueForId(ATK_OBJECT(m_element.get()), ObjectAttributeType, "computed-role" ); |
1410 | if (!role.isEmpty()) |
1411 | return JSStringCreateWithUTF8CString(role.utf8().data()); |
1412 | |
1413 | return JSStringCreateWithCharacters(0, 0); |
1414 | } |
1415 | |
1416 | JSRetainPtr<JSStringRef> AccessibilityUIElement::title() |
1417 | { |
1418 | if (!ATK_IS_OBJECT(m_element.get())) |
1419 | return JSStringCreateWithCharacters(0, 0); |
1420 | |
1421 | const gchar* name = atk_object_get_name(ATK_OBJECT(m_element.get())); |
1422 | GUniquePtr<gchar> axTitle(g_strdup_printf("AXTitle: %s" , name ? name : "" )); |
1423 | |
1424 | return JSStringCreateWithUTF8CString(axTitle.get()); |
1425 | } |
1426 | |
1427 | JSRetainPtr<JSStringRef> AccessibilityUIElement::description() |
1428 | { |
1429 | if (!ATK_IS_OBJECT(m_element.get())) |
1430 | return JSStringCreateWithCharacters(0, 0); |
1431 | |
1432 | const gchar* description = atk_object_get_description(ATK_OBJECT(m_element.get())); |
1433 | if (!description) |
1434 | return JSStringCreateWithCharacters(0, 0); |
1435 | |
1436 | GUniquePtr<gchar> axDesc(g_strdup_printf("AXDescription: %s" , description)); |
1437 | |
1438 | return JSStringCreateWithUTF8CString(axDesc.get()); |
1439 | } |
1440 | |
1441 | JSRetainPtr<JSStringRef> AccessibilityUIElement::orientation() const |
1442 | { |
1443 | if (!ATK_IS_OBJECT(m_element.get())) |
1444 | return JSStringCreateWithCharacters(0, 0); |
1445 | |
1446 | const gchar* axOrientation = nullptr; |
1447 | if (checkElementState(m_element.get(), ATK_STATE_HORIZONTAL)) |
1448 | axOrientation = "AXOrientation: AXHorizontalOrientation" ; |
1449 | else if (checkElementState(m_element.get(), ATK_STATE_VERTICAL)) |
1450 | axOrientation = "AXOrientation: AXVerticalOrientation" ; |
1451 | else |
1452 | axOrientation = "AXOrientation: AXUnknownOrientation" ; |
1453 | |
1454 | return JSStringCreateWithUTF8CString(axOrientation); |
1455 | } |
1456 | |
1457 | JSRetainPtr<JSStringRef> AccessibilityUIElement::stringValue() |
1458 | { |
1459 | if (!ATK_IS_TEXT(m_element.get())) |
1460 | return JSStringCreateWithCharacters(0, 0); |
1461 | |
1462 | GUniquePtr<gchar> text(atk_text_get_text(ATK_TEXT(m_element.get()), 0, -1)); |
1463 | GUniquePtr<gchar> textWithReplacedCharacters(replaceCharactersForResults(text.get())); |
1464 | GUniquePtr<gchar> axValue(g_strdup_printf("AXValue: %s" , textWithReplacedCharacters.get())); |
1465 | |
1466 | return JSStringCreateWithUTF8CString(axValue.get()); |
1467 | } |
1468 | |
1469 | JSRetainPtr<JSStringRef> AccessibilityUIElement::language() |
1470 | { |
1471 | if (!ATK_IS_OBJECT(m_element.get())) |
1472 | return JSStringCreateWithCharacters(0, 0); |
1473 | |
1474 | const gchar* locale = atk_object_get_object_locale(ATK_OBJECT(m_element.get())); |
1475 | if (!locale) |
1476 | return JSStringCreateWithCharacters(0, 0); |
1477 | |
1478 | GUniquePtr<char> axValue(g_strdup_printf("AXLanguage: %s" , locale)); |
1479 | return JSStringCreateWithUTF8CString(axValue.get()); |
1480 | } |
1481 | |
1482 | JSRetainPtr<JSStringRef> AccessibilityUIElement::helpText() const |
1483 | { |
1484 | if (!ATK_IS_OBJECT(m_element.get())) |
1485 | return JSStringCreateWithCharacters(0, 0); |
1486 | |
1487 | AtkRelationSet* relationSet = atk_object_ref_relation_set(ATK_OBJECT(m_element.get())); |
1488 | if (!relationSet) |
1489 | return JSStringCreateWithCharacters(0, 0); |
1490 | |
1491 | AtkRelation* relation = atk_relation_set_get_relation_by_type(relationSet, ATK_RELATION_DESCRIBED_BY); |
1492 | if (!relation) |
1493 | return JSStringCreateWithCharacters(0, 0); |
1494 | |
1495 | GPtrArray* targetList = atk_relation_get_target(relation); |
1496 | if (!targetList || !targetList->len) |
1497 | return JSStringCreateWithCharacters(0, 0); |
1498 | |
1499 | StringBuilder builder; |
1500 | builder.appendLiteral("AXHelp: " ); |
1501 | |
1502 | for (guint targetCount = 0; targetCount < targetList->len; targetCount++) { |
1503 | if (AtkObject* target = static_cast<AtkObject*>(g_ptr_array_index(targetList, targetCount))) { |
1504 | GUniquePtr<gchar> text(atk_text_get_text(ATK_TEXT(target), 0, -1)); |
1505 | if (targetCount) |
1506 | builder.append(' '); |
1507 | builder.append(text.get()); |
1508 | } |
1509 | } |
1510 | |
1511 | g_object_unref(relationSet); |
1512 | |
1513 | return JSStringCreateWithUTF8CString(builder.toString().utf8().data()); |
1514 | } |
1515 | |
1516 | double AccessibilityUIElement::x() |
1517 | { |
1518 | if (!ATK_IS_COMPONENT(m_element.get())) |
1519 | return 0; |
1520 | |
1521 | int x; |
1522 | #if ATK_CHECK_VERSION(2,11,90) |
1523 | atk_component_get_extents(ATK_COMPONENT(m_element.get()), &x, nullptr, nullptr, nullptr, ATK_XY_SCREEN); |
1524 | #else |
1525 | atk_component_get_position(ATK_COMPONENT(m_element.get()), &x, nullptr, ATK_XY_SCREEN); |
1526 | #endif |
1527 | return x; |
1528 | } |
1529 | |
1530 | double AccessibilityUIElement::y() |
1531 | { |
1532 | if (!ATK_IS_COMPONENT(m_element.get())) |
1533 | return 0; |
1534 | |
1535 | int y; |
1536 | #if ATK_CHECK_VERSION(2,11,90) |
1537 | atk_component_get_extents(ATK_COMPONENT(m_element.get()), nullptr, &y, nullptr, nullptr, ATK_XY_SCREEN); |
1538 | #else |
1539 | atk_component_get_position(ATK_COMPONENT(m_element.get()), nullptr, &y, ATK_XY_SCREEN); |
1540 | #endif |
1541 | return y; |
1542 | } |
1543 | |
1544 | double AccessibilityUIElement::width() |
1545 | { |
1546 | if (!ATK_IS_COMPONENT(m_element.get())) |
1547 | return 0; |
1548 | |
1549 | int width; |
1550 | #if ATK_CHECK_VERSION(2,11,90) |
1551 | atk_component_get_extents(ATK_COMPONENT(m_element.get()), nullptr, nullptr, &width, nullptr, ATK_XY_WINDOW); |
1552 | #else |
1553 | atk_component_get_size(ATK_COMPONENT(m_element.get()), &width, nullptr); |
1554 | #endif |
1555 | return width; |
1556 | } |
1557 | |
1558 | double AccessibilityUIElement::height() |
1559 | { |
1560 | if (!ATK_IS_COMPONENT(m_element.get())) |
1561 | return 0; |
1562 | |
1563 | int height; |
1564 | #if ATK_CHECK_VERSION(2,11,90) |
1565 | atk_component_get_extents(ATK_COMPONENT(m_element.get()), nullptr, nullptr, nullptr, &height, ATK_XY_WINDOW); |
1566 | #else |
1567 | atk_component_get_size(ATK_COMPONENT(m_element.get()), nullptr, &height); |
1568 | #endif |
1569 | return height; |
1570 | } |
1571 | |
1572 | double AccessibilityUIElement::clickPointX() |
1573 | { |
1574 | if (!ATK_IS_COMPONENT(m_element.get())) |
1575 | return 0; |
1576 | |
1577 | int x, width; |
1578 | #if ATK_CHECK_VERSION(2,11,90) |
1579 | atk_component_get_extents(ATK_COMPONENT(m_element.get()), &x, nullptr, &width, nullptr, ATK_XY_WINDOW); |
1580 | #else |
1581 | atk_component_get_position(ATK_COMPONENT(m_element.get()), &x, nullptr, ATK_XY_WINDOW); |
1582 | atk_component_get_size(ATK_COMPONENT(m_element.get()), &width, nullptr); |
1583 | #endif |
1584 | |
1585 | return x + width / 2.0; |
1586 | } |
1587 | |
1588 | double AccessibilityUIElement::clickPointY() |
1589 | { |
1590 | if (!ATK_IS_COMPONENT(m_element.get())) |
1591 | return 0; |
1592 | |
1593 | int y, height; |
1594 | #if ATK_CHECK_VERSION(2,11,90) |
1595 | atk_component_get_extents(ATK_COMPONENT(m_element.get()), nullptr, &y, nullptr, &height, ATK_XY_WINDOW); |
1596 | #else |
1597 | atk_component_get_position(ATK_COMPONENT(m_element.get()), nullptr, &y, ATK_XY_WINDOW); |
1598 | atk_component_get_size(ATK_COMPONENT(m_element.get()), nullptr, &height); |
1599 | #endif |
1600 | |
1601 | return y + height / 2.0; |
1602 | } |
1603 | |
1604 | double AccessibilityUIElement::intValue() const |
1605 | { |
1606 | if (!ATK_IS_OBJECT(m_element.get())) |
1607 | return 0; |
1608 | |
1609 | if (ATK_IS_VALUE(m_element.get())) { |
1610 | #if ATK_CHECK_VERSION(2,11,92) |
1611 | double value; |
1612 | atk_value_get_value_and_text(ATK_VALUE(m_element.get()), &value, nullptr); |
1613 | return value; |
1614 | #else |
1615 | GValue value = G_VALUE_INIT; |
1616 | atk_value_get_current_value(ATK_VALUE(m_element.get()), &value); |
1617 | if (!G_VALUE_HOLDS_FLOAT(&value)) |
1618 | return 0; |
1619 | return g_value_get_float(&value); |
1620 | #endif |
1621 | } |
1622 | |
1623 | // Consider headings as an special case when returning the "int value" of |
1624 | // an AccessibilityUIElement, so we can reuse some tests to check the level |
1625 | // both for HTML headings and objects with the aria-level attribute. |
1626 | if (atk_object_get_role(ATK_OBJECT(m_element.get())) == ATK_ROLE_HEADING) { |
1627 | String headingLevel = getAttributeSetValueForId(ATK_OBJECT(m_element.get()), ObjectAttributeType, "level" ); |
1628 | bool ok; |
1629 | double headingLevelValue = headingLevel.toDouble(&ok); |
1630 | if (ok) |
1631 | return headingLevelValue; |
1632 | } |
1633 | |
1634 | return 0; |
1635 | } |
1636 | |
1637 | double AccessibilityUIElement::minValue() |
1638 | { |
1639 | if (!ATK_IS_VALUE(m_element.get())) |
1640 | return 0; |
1641 | #if ATK_CHECK_VERSION(2,11,92) |
1642 | return rangeMinMaxValue(ATK_VALUE(m_element.get()), RangeLimitMinimum); |
1643 | #else |
1644 | GValue value = G_VALUE_INIT; |
1645 | atk_value_get_minimum_value(ATK_VALUE(m_element.get()), &value); |
1646 | if (!G_VALUE_HOLDS_FLOAT(&value)) |
1647 | return 0; |
1648 | |
1649 | return g_value_get_float(&value); |
1650 | #endif |
1651 | } |
1652 | |
1653 | double AccessibilityUIElement::maxValue() |
1654 | { |
1655 | if (!ATK_IS_VALUE(m_element.get())) |
1656 | return 0; |
1657 | |
1658 | #if ATK_CHECK_VERSION(2,11,92) |
1659 | return rangeMinMaxValue(ATK_VALUE(m_element.get()), RangeLimitMaximum); |
1660 | #else |
1661 | GValue value = G_VALUE_INIT; |
1662 | atk_value_get_maximum_value(ATK_VALUE(m_element.get()), &value); |
1663 | if (!G_VALUE_HOLDS_FLOAT(&value)) |
1664 | return 0; |
1665 | |
1666 | return g_value_get_float(&value); |
1667 | #endif |
1668 | } |
1669 | |
1670 | JSRetainPtr<JSStringRef> AccessibilityUIElement::valueDescription() |
1671 | { |
1672 | String valueText = getAttributeSetValueForId(ATK_OBJECT(m_element.get()), ObjectAttributeType, "valuetext" ); |
1673 | GUniquePtr<gchar> valueDescription(g_strdup_printf("AXValueDescription: %s" , valueText.utf8().data())); |
1674 | return JSStringCreateWithUTF8CString(valueDescription.get()); |
1675 | } |
1676 | |
1677 | int AccessibilityUIElement::insertionPointLineNumber() |
1678 | { |
1679 | // FIXME: implement |
1680 | return -1; |
1681 | } |
1682 | |
1683 | bool AccessibilityUIElement::isPressActionSupported() |
1684 | { |
1685 | if (!ATK_IS_ACTION(m_element.get())) |
1686 | return false; |
1687 | |
1688 | const gchar* actionName = atk_action_get_name(ATK_ACTION(m_element.get()), 0); |
1689 | return equalLettersIgnoringASCIICase(String(actionName), "press" ) || equalLettersIgnoringASCIICase(String(actionName), "jump" ); |
1690 | } |
1691 | |
1692 | bool AccessibilityUIElement::isIncrementActionSupported() |
1693 | { |
1694 | // FIXME: implement |
1695 | return false; |
1696 | } |
1697 | |
1698 | bool AccessibilityUIElement::isDecrementActionSupported() |
1699 | { |
1700 | // FIXME: implement |
1701 | return false; |
1702 | } |
1703 | |
1704 | bool AccessibilityUIElement::isEnabled() |
1705 | { |
1706 | return checkElementState(m_element.get(), ATK_STATE_ENABLED); |
1707 | } |
1708 | |
1709 | bool AccessibilityUIElement::isRequired() const |
1710 | { |
1711 | return checkElementState(m_element.get(), ATK_STATE_REQUIRED); |
1712 | } |
1713 | |
1714 | bool AccessibilityUIElement::isFocused() const |
1715 | { |
1716 | return checkElementState(m_element.get(), ATK_STATE_FOCUSED); |
1717 | } |
1718 | |
1719 | bool AccessibilityUIElement::isSelected() const |
1720 | { |
1721 | return checkElementState(m_element.get(), ATK_STATE_SELECTED); |
1722 | } |
1723 | |
1724 | bool AccessibilityUIElement::isSelectedOptionActive() const |
1725 | { |
1726 | return checkElementState(m_element.get(), ATK_STATE_ACTIVE); |
1727 | } |
1728 | |
1729 | bool AccessibilityUIElement::isExpanded() const |
1730 | { |
1731 | return checkElementState(m_element.get(), ATK_STATE_EXPANDED); |
1732 | } |
1733 | |
1734 | bool AccessibilityUIElement::isChecked() const |
1735 | { |
1736 | return checkElementState(m_element.get(), ATK_STATE_CHECKED); |
1737 | } |
1738 | |
1739 | bool AccessibilityUIElement::isIndeterminate() const |
1740 | { |
1741 | return checkElementState(m_element.get(), ATK_STATE_INDETERMINATE); |
1742 | } |
1743 | |
1744 | int AccessibilityUIElement::hierarchicalLevel() const |
1745 | { |
1746 | String level = getAttributeSetValueForId(ATK_OBJECT(m_element.get()), ObjectAttributeType, "level" ); |
1747 | if (!level.isEmpty()) |
1748 | return level.toInt(); |
1749 | |
1750 | return 0; |
1751 | } |
1752 | |
1753 | JSRetainPtr<JSStringRef> AccessibilityUIElement::speakAs() |
1754 | { |
1755 | // FIXME: implement |
1756 | return JSStringCreateWithCharacters(0, 0); |
1757 | } |
1758 | |
1759 | bool AccessibilityUIElement::ariaIsGrabbed() const |
1760 | { |
1761 | return getAttributeSetValueForId(ATK_OBJECT(m_element.get()), ObjectAttributeType, "grabbed" ) == "true" ; |
1762 | } |
1763 | |
1764 | JSRetainPtr<JSStringRef> AccessibilityUIElement::ariaDropEffects() const |
1765 | { |
1766 | String dropEffects = getAttributeSetValueForId(ATK_OBJECT(m_element.get()), ObjectAttributeType, "dropeffect" ); |
1767 | return dropEffects.isEmpty() ? JSStringCreateWithCharacters(0, 0) : JSStringCreateWithUTF8CString(dropEffects.utf8().data()); |
1768 | } |
1769 | |
1770 | // parameterized attributes |
1771 | int AccessibilityUIElement::lineForIndex(int index) |
1772 | { |
1773 | if (!ATK_IS_TEXT(m_element.get())) |
1774 | return -1; |
1775 | |
1776 | if (index < 0 || index > atk_text_get_character_count(ATK_TEXT(m_element.get()))) |
1777 | return -1; |
1778 | |
1779 | GUniquePtr<gchar> text(atk_text_get_text(ATK_TEXT(m_element.get()), 0, index)); |
1780 | int lineNo = 0; |
1781 | for (gchar* offset = text.get(); *offset; ++offset) { |
1782 | if (*offset == '\n') |
1783 | ++lineNo; |
1784 | } |
1785 | |
1786 | return lineNo; |
1787 | } |
1788 | |
1789 | JSRetainPtr<JSStringRef> AccessibilityUIElement::rangeForLine(int line) |
1790 | { |
1791 | if (!ATK_IS_TEXT(m_element.get())) |
1792 | return JSStringCreateWithCharacters(0, 0); |
1793 | |
1794 | AtkText* text = ATK_TEXT(m_element.get()); |
1795 | gint startOffset = 0, endOffset = 0; |
1796 | for (int i = 0; i <= line; ++i) |
1797 | atk_text_get_string_at_offset(text, endOffset, ATK_TEXT_GRANULARITY_LINE, &startOffset, &endOffset); |
1798 | |
1799 | GUniquePtr<gchar> range(g_strdup_printf("{%d, %d}" , startOffset, endOffset - startOffset)); |
1800 | return JSStringCreateWithUTF8CString(range.get()); |
1801 | } |
1802 | |
1803 | JSRetainPtr<JSStringRef> AccessibilityUIElement::rangeForPosition(int x, int y) |
1804 | { |
1805 | // FIXME: implement |
1806 | return JSStringCreateWithCharacters(0, 0); |
1807 | } |
1808 | |
1809 | JSRetainPtr<JSStringRef> AccessibilityUIElement::boundsForRange(unsigned location, unsigned length) |
1810 | { |
1811 | if (!ATK_IS_TEXT(m_element.get())) |
1812 | return JSStringCreateWithCharacters(0, 0); |
1813 | |
1814 | AtkTextRectangle rect; |
1815 | atk_text_get_range_extents(ATK_TEXT(m_element.get()), location, location + length, ATK_XY_WINDOW, &rect); |
1816 | |
1817 | GUniquePtr<gchar> bounds(g_strdup_printf("{%d, %d, %d, %d}" , rect.x, rect.y, rect.width, rect.height)); |
1818 | return JSStringCreateWithUTF8CString(bounds.get()); |
1819 | } |
1820 | |
1821 | JSRetainPtr<JSStringRef> AccessibilityUIElement::stringForRange(unsigned location, unsigned length) |
1822 | { |
1823 | if (!ATK_IS_TEXT(m_element.get())) |
1824 | return JSStringCreateWithCharacters(0, 0); |
1825 | |
1826 | String string = atk_text_get_text(ATK_TEXT(m_element.get()), location, location + length); |
1827 | return JSStringCreateWithUTF8CString(string.utf8().data()); |
1828 | } |
1829 | |
1830 | JSRetainPtr<JSStringRef> AccessibilityUIElement::attributedStringForRange(unsigned location, unsigned length) |
1831 | { |
1832 | if (!ATK_IS_TEXT(m_element.get())) |
1833 | return JSStringCreateWithCharacters(0, 0); |
1834 | |
1835 | StringBuilder builder; |
1836 | |
1837 | // The default text attributes apply to the entire element. |
1838 | builder.appendLiteral("\n\tDefault text attributes:\n\t\t" ); |
1839 | builder.append(attributeSetToString(getAttributeSet(m_element.get(), TextAttributeType), "\n\t\t" )); |
1840 | |
1841 | // The attribute run provides attributes specific to the range of text at the specified offset. |
1842 | AtkText* text = ATK_TEXT(m_element.get()); |
1843 | gint start = 0, end = 0; |
1844 | for (unsigned i = location; i < location + length; i = end) { |
1845 | AtkAttributeSet* attributeSet = atk_text_get_run_attributes(text, i, &start, &end); |
1846 | GUniquePtr<gchar> substring(replaceCharactersForResults(atk_text_get_text(text, start, end))); |
1847 | builder.appendLiteral("\n\tRange attributes for '" ); |
1848 | builder.append(substring.get()); |
1849 | builder.appendLiteral("':\n\t\t" ); |
1850 | builder.append(attributeSetToString(attributeSet, "\n\t\t" )); |
1851 | } |
1852 | |
1853 | return JSStringCreateWithUTF8CString(builder.toString().utf8().data()); |
1854 | } |
1855 | |
1856 | bool AccessibilityUIElement::attributedStringRangeIsMisspelled(unsigned location, unsigned length) |
1857 | { |
1858 | // FIXME: implement |
1859 | return false; |
1860 | } |
1861 | |
1862 | unsigned AccessibilityUIElement::uiElementCountForSearchPredicate(JSContextRef context, AccessibilityUIElement* startElement, bool isDirectionNext, JSValueRef searchKey, JSStringRef searchText, bool visibleOnly, bool immediateDescendantsOnly) |
1863 | { |
1864 | // FIXME: implement |
1865 | return 0; |
1866 | } |
1867 | |
1868 | RefPtr<AccessibilityUIElement> AccessibilityUIElement::uiElementForSearchPredicate(JSContextRef context, AccessibilityUIElement* startElement, bool isDirectionNext, JSValueRef searchKey, JSStringRef searchText, bool visibleOnly, bool immediateDescendantsOnly) |
1869 | { |
1870 | // FIXME: implement |
1871 | return nullptr; |
1872 | } |
1873 | |
1874 | JSRetainPtr<JSStringRef> AccessibilityUIElement::selectTextWithCriteria(JSContextRef context, JSStringRef ambiguityResolution, JSValueRef searchStrings, JSStringRef replacementString, JSStringRef activity) |
1875 | { |
1876 | // FIXME: implement |
1877 | return nullptr; |
1878 | } |
1879 | |
1880 | JSRetainPtr<JSStringRef> AccessibilityUIElement::attributesOfColumnHeaders() |
1881 | { |
1882 | if (!ATK_IS_TABLE(m_element.get())) |
1883 | return JSStringCreateWithCharacters(0, 0); |
1884 | |
1885 | Vector<RefPtr<AccessibilityUIElement> > columnHeaders = getTableColumnHeaders(ATK_TABLE(m_element.get())); |
1886 | return createStringWithAttributes(columnHeaders); |
1887 | } |
1888 | |
1889 | JSRetainPtr<JSStringRef> AccessibilityUIElement::() |
1890 | { |
1891 | if (!ATK_IS_TABLE(m_element.get())) |
1892 | return JSStringCreateWithCharacters(0, 0); |
1893 | |
1894 | Vector<RefPtr<AccessibilityUIElement> > = getTableRowHeaders(ATK_TABLE(m_element.get())); |
1895 | return createStringWithAttributes(rowHeaders); |
1896 | } |
1897 | |
1898 | JSRetainPtr<JSStringRef> AccessibilityUIElement::attributesOfColumns() |
1899 | { |
1900 | // FIXME: implement |
1901 | return JSStringCreateWithCharacters(0, 0); |
1902 | } |
1903 | |
1904 | JSRetainPtr<JSStringRef> AccessibilityUIElement::attributesOfRows() |
1905 | { |
1906 | // FIXME: implement |
1907 | return JSStringCreateWithCharacters(0, 0); |
1908 | } |
1909 | |
1910 | JSRetainPtr<JSStringRef> AccessibilityUIElement::attributesOfVisibleCells() |
1911 | { |
1912 | if (!ATK_IS_TABLE(m_element.get())) |
1913 | return JSStringCreateWithCharacters(0, 0); |
1914 | |
1915 | Vector<RefPtr<AccessibilityUIElement> > visibleCells = getVisibleCells(this); |
1916 | return createStringWithAttributes(visibleCells); |
1917 | } |
1918 | |
1919 | JSRetainPtr<JSStringRef> AccessibilityUIElement::() |
1920 | { |
1921 | // FIXME: implement |
1922 | return JSStringCreateWithCharacters(0, 0); |
1923 | } |
1924 | |
1925 | int AccessibilityUIElement::rowCount() |
1926 | { |
1927 | if (!ATK_IS_TABLE(m_element.get())) |
1928 | return 0; |
1929 | |
1930 | return atk_table_get_n_rows(ATK_TABLE(m_element.get())); |
1931 | } |
1932 | |
1933 | int AccessibilityUIElement::columnCount() |
1934 | { |
1935 | if (!ATK_IS_TABLE(m_element.get())) |
1936 | return 0; |
1937 | |
1938 | return atk_table_get_n_columns(ATK_TABLE(m_element.get())); |
1939 | } |
1940 | |
1941 | int AccessibilityUIElement::indexInTable() |
1942 | { |
1943 | // FIXME: implement |
1944 | return -1; |
1945 | } |
1946 | |
1947 | JSRetainPtr<JSStringRef> AccessibilityUIElement::rowIndexRange() |
1948 | { |
1949 | // Range in table for rows. |
1950 | return indexRangeInTable(m_element.get(), true); |
1951 | } |
1952 | |
1953 | JSRetainPtr<JSStringRef> AccessibilityUIElement::columnIndexRange() |
1954 | { |
1955 | // Range in table for columns. |
1956 | return indexRangeInTable(m_element.get(), false); |
1957 | } |
1958 | |
1959 | RefPtr<AccessibilityUIElement> AccessibilityUIElement::cellForColumnAndRow(unsigned col, unsigned row) |
1960 | { |
1961 | if (!ATK_IS_TABLE(m_element.get())) |
1962 | return nullptr; |
1963 | |
1964 | // Adopt the AtkObject representing the cell because |
1965 | // at_table_ref_at() transfers full ownership. |
1966 | GRefPtr<AtkObject> foundCell = adoptGRef(atk_table_ref_at(ATK_TABLE(m_element.get()), row, col)); |
1967 | return foundCell ? AccessibilityUIElement::create(foundCell.get()).ptr() : nullptr; |
1968 | } |
1969 | |
1970 | RefPtr<AccessibilityUIElement> AccessibilityUIElement::horizontalScrollbar() const |
1971 | { |
1972 | // FIXME: implement |
1973 | return nullptr; |
1974 | } |
1975 | |
1976 | RefPtr<AccessibilityUIElement> AccessibilityUIElement::verticalScrollbar() const |
1977 | { |
1978 | // FIXME: implement |
1979 | return nullptr; |
1980 | } |
1981 | |
1982 | JSRetainPtr<JSStringRef> AccessibilityUIElement::() |
1983 | { |
1984 | if (!ATK_IS_TEXT(m_element.get())) |
1985 | return JSStringCreateWithCharacters(0, 0); |
1986 | |
1987 | gint start, end; |
1988 | g_free(atk_text_get_selection(ATK_TEXT(m_element.get()), 0, &start, &end)); |
1989 | |
1990 | GUniquePtr<gchar> selection(g_strdup_printf("{%d, %d}" , start, end - start)); |
1991 | return JSStringCreateWithUTF8CString(selection.get()); |
1992 | } |
1993 | |
1994 | bool AccessibilityUIElement::(unsigned location, unsigned length) |
1995 | { |
1996 | if (!ATK_IS_TEXT(m_element.get())) |
1997 | return false; |
1998 | |
1999 | if (!length) |
2000 | return atk_text_set_caret_offset(ATK_TEXT(m_element.get()), location); |
2001 | |
2002 | return atk_text_set_selection(ATK_TEXT(m_element.get()), 0, location, location + length); |
2003 | } |
2004 | |
2005 | void AccessibilityUIElement::increment() |
2006 | { |
2007 | alterCurrentValue(m_element.get(), 1); |
2008 | } |
2009 | |
2010 | void AccessibilityUIElement::decrement() |
2011 | { |
2012 | alterCurrentValue(m_element.get(), -1); |
2013 | } |
2014 | |
2015 | void AccessibilityUIElement::() |
2016 | { |
2017 | // FIXME: implement |
2018 | } |
2019 | |
2020 | void AccessibilityUIElement::press() |
2021 | { |
2022 | if (!ATK_IS_ACTION(m_element.get())) |
2023 | return; |
2024 | |
2025 | // Only one action per object is supported so far. |
2026 | atk_action_do_action(ATK_ACTION(m_element.get()), 0); |
2027 | } |
2028 | |
2029 | void AccessibilityUIElement::setSelectedChild(AccessibilityUIElement* element) const |
2030 | { |
2031 | // FIXME: implement |
2032 | } |
2033 | |
2034 | void AccessibilityUIElement::setSelectedChildAtIndex(unsigned index) const |
2035 | { |
2036 | if (!ATK_IS_SELECTION(m_element.get())) |
2037 | return; |
2038 | |
2039 | atk_selection_add_selection(ATK_SELECTION(m_element.get()), index); |
2040 | } |
2041 | |
2042 | void AccessibilityUIElement::removeSelectionAtIndex(unsigned index) const |
2043 | { |
2044 | if (!ATK_IS_SELECTION(m_element.get())) |
2045 | return; |
2046 | |
2047 | atk_selection_remove_selection(ATK_SELECTION(m_element.get()), index); |
2048 | } |
2049 | |
2050 | void AccessibilityUIElement::clearSelectedChildren() const |
2051 | { |
2052 | if (!ATK_IS_SELECTION(m_element.get())) |
2053 | return; |
2054 | |
2055 | atk_selection_clear_selection(ATK_SELECTION(m_element.get())); |
2056 | } |
2057 | |
2058 | JSRetainPtr<JSStringRef> AccessibilityUIElement::accessibilityValue() const |
2059 | { |
2060 | // FIXME: implement |
2061 | return JSStringCreateWithCharacters(0, 0); |
2062 | } |
2063 | |
2064 | JSRetainPtr<JSStringRef> AccessibilityUIElement::documentEncoding() |
2065 | { |
2066 | if (!ATK_IS_DOCUMENT(m_element.get())) |
2067 | return JSStringCreateWithCharacters(0, 0); |
2068 | |
2069 | AtkRole role = atk_object_get_role(ATK_OBJECT(m_element.get())); |
2070 | if (role != ATK_ROLE_DOCUMENT_WEB) |
2071 | return JSStringCreateWithCharacters(0, 0); |
2072 | |
2073 | return JSStringCreateWithUTF8CString(atk_document_get_attribute_value(ATK_DOCUMENT(m_element.get()), "Encoding" )); |
2074 | } |
2075 | |
2076 | JSRetainPtr<JSStringRef> AccessibilityUIElement::documentURI() |
2077 | { |
2078 | if (!ATK_IS_DOCUMENT(m_element.get())) |
2079 | return JSStringCreateWithCharacters(0, 0); |
2080 | |
2081 | AtkRole role = atk_object_get_role(ATK_OBJECT(m_element.get())); |
2082 | if (role != ATK_ROLE_DOCUMENT_WEB) |
2083 | return JSStringCreateWithCharacters(0, 0); |
2084 | |
2085 | return JSStringCreateWithUTF8CString(atk_document_get_attribute_value(ATK_DOCUMENT(m_element.get()), "URI" )); |
2086 | } |
2087 | |
2088 | JSRetainPtr<JSStringRef> AccessibilityUIElement::url() |
2089 | { |
2090 | if (!ATK_IS_HYPERLINK_IMPL(m_element.get())) |
2091 | return JSStringCreateWithCharacters(0, 0); |
2092 | |
2093 | AtkHyperlink* hyperlink = atk_hyperlink_impl_get_hyperlink(ATK_HYPERLINK_IMPL(m_element.get())); |
2094 | GUniquePtr<char> hyperlinkURI(atk_hyperlink_get_uri(hyperlink, 0)); |
2095 | |
2096 | if (!hyperlinkURI.get()) |
2097 | return JSStringCreateWithUTF8CString("AXURL: (null)" ); |
2098 | |
2099 | // Build the result string, stripping the absolute URL paths if present. |
2100 | char* localURI = g_strstr_len(hyperlinkURI.get(), -1, "LayoutTests" ); |
2101 | String axURL = makeString("AXURL: " , localURI ? localURI : hyperlinkURI.get()); |
2102 | return JSStringCreateWithUTF8CString(axURL.utf8().data()); |
2103 | } |
2104 | |
2105 | bool AccessibilityUIElement::addNotificationListener(JSValueRef functionCallback) |
2106 | { |
2107 | if (!functionCallback) |
2108 | return false; |
2109 | |
2110 | // Only one notification listener per element. |
2111 | if (m_notificationHandler) |
2112 | return false; |
2113 | |
2114 | m_notificationHandler = AccessibilityNotificationHandler::create(); |
2115 | m_notificationHandler->setPlatformElement(platformUIElement()); |
2116 | m_notificationHandler->setNotificationFunctionCallback(functionCallback); |
2117 | |
2118 | return true; |
2119 | } |
2120 | |
2121 | bool AccessibilityUIElement::removeNotificationListener() |
2122 | { |
2123 | // Programmers should not be trying to remove a listener that's already removed. |
2124 | ASSERT(m_notificationHandler); |
2125 | m_notificationHandler = nullptr; |
2126 | |
2127 | return true; |
2128 | } |
2129 | |
2130 | bool AccessibilityUIElement::isFocusable() const |
2131 | { |
2132 | return checkElementState(m_element.get(), ATK_STATE_FOCUSABLE); |
2133 | } |
2134 | |
2135 | bool AccessibilityUIElement::isSelectable() const |
2136 | { |
2137 | return checkElementState(m_element.get(), ATK_STATE_SELECTABLE); |
2138 | } |
2139 | |
2140 | bool AccessibilityUIElement::isMultiSelectable() const |
2141 | { |
2142 | return checkElementState(m_element.get(), ATK_STATE_MULTISELECTABLE); |
2143 | } |
2144 | |
2145 | bool AccessibilityUIElement::isVisible() const |
2146 | { |
2147 | return checkElementState(m_element.get(), ATK_STATE_VISIBLE); |
2148 | } |
2149 | |
2150 | bool AccessibilityUIElement::isOffScreen() const |
2151 | { |
2152 | // FIXME: implement |
2153 | return false; |
2154 | } |
2155 | |
2156 | bool AccessibilityUIElement::isCollapsed() const |
2157 | { |
2158 | // FIXME: implement |
2159 | return false; |
2160 | } |
2161 | |
2162 | bool AccessibilityUIElement::isIgnored() const |
2163 | { |
2164 | // FIXME: implement |
2165 | return false; |
2166 | } |
2167 | |
2168 | bool AccessibilityUIElement::isSingleLine() const |
2169 | { |
2170 | return checkElementState(m_element.get(), ATK_STATE_SINGLE_LINE); |
2171 | } |
2172 | |
2173 | bool AccessibilityUIElement::isMultiLine() const |
2174 | { |
2175 | return checkElementState(m_element.get(), ATK_STATE_MULTI_LINE); |
2176 | } |
2177 | |
2178 | bool AccessibilityUIElement::() const |
2179 | { |
2180 | return checkElementState(m_element.get(), ATK_STATE_HAS_POPUP); |
2181 | } |
2182 | |
2183 | void AccessibilityUIElement::takeFocus() |
2184 | { |
2185 | // FIXME: implement |
2186 | } |
2187 | |
2188 | void AccessibilityUIElement::takeSelection() |
2189 | { |
2190 | // FIXME: implement |
2191 | } |
2192 | |
2193 | void AccessibilityUIElement::addSelection() |
2194 | { |
2195 | // FIXME: implement |
2196 | } |
2197 | |
2198 | void AccessibilityUIElement::removeSelection() |
2199 | { |
2200 | // FIXME: implement |
2201 | } |
2202 | |
2203 | // Text markers |
2204 | RefPtr<AccessibilityTextMarkerRange> AccessibilityUIElement::lineTextMarkerRangeForTextMarker(AccessibilityTextMarker* textMarker) |
2205 | { |
2206 | // FIXME: implement |
2207 | return nullptr; |
2208 | } |
2209 | |
2210 | RefPtr<AccessibilityTextMarkerRange> AccessibilityUIElement::textMarkerRangeForElement(AccessibilityUIElement* element) |
2211 | { |
2212 | // FIXME: implement |
2213 | return nullptr; |
2214 | } |
2215 | |
2216 | int AccessibilityUIElement::textMarkerRangeLength(AccessibilityTextMarkerRange* range) |
2217 | { |
2218 | // FIXME: implement |
2219 | return 0; |
2220 | } |
2221 | |
2222 | RefPtr<AccessibilityTextMarker> AccessibilityUIElement::previousTextMarker(AccessibilityTextMarker* textMarker) |
2223 | { |
2224 | // FIXME: implement |
2225 | return nullptr; |
2226 | } |
2227 | |
2228 | RefPtr<AccessibilityTextMarker> AccessibilityUIElement::nextTextMarker(AccessibilityTextMarker* textMarker) |
2229 | { |
2230 | // FIXME: implement |
2231 | return nullptr; |
2232 | } |
2233 | |
2234 | JSRetainPtr<JSStringRef> AccessibilityUIElement::stringForTextMarkerRange(AccessibilityTextMarkerRange* markerRange) |
2235 | { |
2236 | // FIXME: implement |
2237 | return JSStringCreateWithCharacters(0, 0); |
2238 | } |
2239 | |
2240 | RefPtr<AccessibilityTextMarkerRange> AccessibilityUIElement::textMarkerRangeForMarkers(AccessibilityTextMarker* startMarker, AccessibilityTextMarker* endMarker) |
2241 | { |
2242 | // FIXME: implement |
2243 | return nullptr; |
2244 | } |
2245 | |
2246 | RefPtr<AccessibilityTextMarker> AccessibilityUIElement::startTextMarkerForTextMarkerRange(AccessibilityTextMarkerRange* range) |
2247 | { |
2248 | // FIXME: implement |
2249 | return nullptr; |
2250 | } |
2251 | |
2252 | RefPtr<AccessibilityTextMarker> AccessibilityUIElement::endTextMarkerForTextMarkerRange(AccessibilityTextMarkerRange* range) |
2253 | { |
2254 | // FIXME: implement |
2255 | return nullptr; |
2256 | } |
2257 | |
2258 | RefPtr<AccessibilityTextMarker> AccessibilityUIElement::endTextMarkerForBounds(int x, int y, int width, int height) |
2259 | { |
2260 | // FIXME: implement |
2261 | return nullptr; |
2262 | } |
2263 | |
2264 | RefPtr<AccessibilityTextMarker> AccessibilityUIElement::startTextMarkerForBounds(int x, int y, int width, int height) |
2265 | { |
2266 | // FIXME: implement |
2267 | return nullptr; |
2268 | } |
2269 | |
2270 | RefPtr<AccessibilityTextMarker> AccessibilityUIElement::textMarkerForPoint(int x, int y) |
2271 | { |
2272 | // FIXME: implement |
2273 | return nullptr; |
2274 | } |
2275 | |
2276 | RefPtr<AccessibilityUIElement> AccessibilityUIElement::accessibilityElementForTextMarker(AccessibilityTextMarker* marker) |
2277 | { |
2278 | // FIXME: implement |
2279 | return nullptr; |
2280 | } |
2281 | |
2282 | JSRetainPtr<JSStringRef> AccessibilityUIElement::attributedStringForTextMarkerRange(AccessibilityTextMarkerRange*) |
2283 | { |
2284 | return nullptr; |
2285 | } |
2286 | |
2287 | JSRetainPtr<JSStringRef> AccessibilityUIElement::attributedStringForTextMarkerRangeWithOptions(AccessibilityTextMarkerRange*, bool) |
2288 | { |
2289 | return nullptr; |
2290 | } |
2291 | |
2292 | bool AccessibilityUIElement::attributedStringForTextMarkerRangeContainsAttribute(JSStringRef attribute, AccessibilityTextMarkerRange* range) |
2293 | { |
2294 | // FIXME: implement |
2295 | return false; |
2296 | } |
2297 | |
2298 | int AccessibilityUIElement::indexForTextMarker(AccessibilityTextMarker* marker) |
2299 | { |
2300 | // FIXME: implement |
2301 | return -1; |
2302 | } |
2303 | |
2304 | bool AccessibilityUIElement::isTextMarkerValid(AccessibilityTextMarker* textMarker) |
2305 | { |
2306 | // FIXME: implement |
2307 | return false; |
2308 | } |
2309 | |
2310 | RefPtr<AccessibilityTextMarker> AccessibilityUIElement::textMarkerForIndex(int textIndex) |
2311 | { |
2312 | // FIXME: implement |
2313 | return nullptr; |
2314 | } |
2315 | |
2316 | RefPtr<AccessibilityTextMarker> AccessibilityUIElement::startTextMarker() |
2317 | { |
2318 | // FIXME: implement |
2319 | return nullptr; |
2320 | } |
2321 | |
2322 | RefPtr<AccessibilityTextMarker> AccessibilityUIElement::endTextMarker() |
2323 | { |
2324 | // FIXME: implement |
2325 | return nullptr; |
2326 | } |
2327 | |
2328 | bool AccessibilityUIElement::(AccessibilityTextMarkerRange*) |
2329 | { |
2330 | return false; |
2331 | } |
2332 | |
2333 | void AccessibilityUIElement::scrollToMakeVisible() |
2334 | { |
2335 | #if ATK_CHECK_VERSION(2, 30, 0) |
2336 | if (!ATK_IS_COMPONENT(m_element.get())) |
2337 | return; |
2338 | |
2339 | atk_component_scroll_to(ATK_COMPONENT(m_element.get()), ATK_SCROLL_ANYWHERE); |
2340 | #endif |
2341 | } |
2342 | |
2343 | void AccessibilityUIElement::scrollToGlobalPoint(int x, int y) |
2344 | { |
2345 | #if ATK_CHECK_VERSION(2, 30, 0) |
2346 | if (!ATK_IS_COMPONENT(m_element.get())) |
2347 | return; |
2348 | |
2349 | atk_component_scroll_to_point(ATK_COMPONENT(m_element.get()), ATK_XY_WINDOW, x, y); |
2350 | #endif |
2351 | } |
2352 | |
2353 | void AccessibilityUIElement::scrollToMakeVisibleWithSubFocus(int x, int y, int width, int height) |
2354 | { |
2355 | // FIXME: implement |
2356 | } |
2357 | |
2358 | JSRetainPtr<JSStringRef> AccessibilityUIElement::supportedActions() const |
2359 | { |
2360 | // FIXME: implement |
2361 | return nullptr; |
2362 | } |
2363 | |
2364 | JSRetainPtr<JSStringRef> AccessibilityUIElement::pathDescription() const |
2365 | { |
2366 | notImplemented(); |
2367 | return nullptr; |
2368 | } |
2369 | |
2370 | JSRetainPtr<JSStringRef> AccessibilityUIElement::mathPostscriptsDescription() const |
2371 | { |
2372 | notImplemented(); |
2373 | return nullptr; |
2374 | } |
2375 | |
2376 | JSRetainPtr<JSStringRef> AccessibilityUIElement::mathPrescriptsDescription() const |
2377 | { |
2378 | notImplemented(); |
2379 | return nullptr; |
2380 | } |
2381 | |
2382 | JSRetainPtr<JSStringRef> AccessibilityUIElement::classList() const |
2383 | { |
2384 | notImplemented(); |
2385 | return nullptr; |
2386 | } |
2387 | |
2388 | JSRetainPtr<JSStringRef> stringAtOffset(PlatformUIElement element, AtkTextBoundary boundary, int offset) |
2389 | { |
2390 | if (!ATK_IS_TEXT(element.get())) |
2391 | return JSStringCreateWithCharacters(0, 0); |
2392 | |
2393 | gint startOffset, endOffset; |
2394 | StringBuilder builder; |
2395 | |
2396 | #if ATK_CHECK_VERSION(2, 10, 0) |
2397 | AtkTextGranularity granularity; |
2398 | switch (boundary) { |
2399 | case ATK_TEXT_BOUNDARY_CHAR: |
2400 | granularity = ATK_TEXT_GRANULARITY_CHAR; |
2401 | break; |
2402 | case ATK_TEXT_BOUNDARY_WORD_START: |
2403 | granularity = ATK_TEXT_GRANULARITY_WORD; |
2404 | break; |
2405 | case ATK_TEXT_BOUNDARY_LINE_START: |
2406 | granularity = ATK_TEXT_GRANULARITY_LINE; |
2407 | break; |
2408 | case ATK_TEXT_BOUNDARY_SENTENCE_START: |
2409 | granularity = ATK_TEXT_GRANULARITY_SENTENCE; |
2410 | break; |
2411 | default: |
2412 | return JSStringCreateWithCharacters(0, 0); |
2413 | } |
2414 | |
2415 | builder.append(atk_text_get_string_at_offset(ATK_TEXT(element.get()), offset, granularity, &startOffset, &endOffset)); |
2416 | #else |
2417 | builder.append(atk_text_get_text_at_offset(ATK_TEXT(element.get()), offset, boundary, &startOffset, &endOffset)); |
2418 | #endif |
2419 | builder.appendLiteral(", " ); |
2420 | builder.appendNumber(startOffset); |
2421 | builder.appendLiteral(", " ); |
2422 | builder.appendNumber(endOffset); |
2423 | return JSStringCreateWithUTF8CString(builder.toString().utf8().data()); |
2424 | } |
2425 | |
2426 | JSRetainPtr<JSStringRef> AccessibilityUIElement::characterAtOffset(int offset) |
2427 | { |
2428 | return stringAtOffset(m_element, ATK_TEXT_BOUNDARY_CHAR, offset); |
2429 | } |
2430 | |
2431 | JSRetainPtr<JSStringRef> AccessibilityUIElement::wordAtOffset(int offset) |
2432 | { |
2433 | return stringAtOffset(m_element, ATK_TEXT_BOUNDARY_WORD_START, offset); |
2434 | } |
2435 | |
2436 | JSRetainPtr<JSStringRef> AccessibilityUIElement::lineAtOffset(int offset) |
2437 | { |
2438 | return stringAtOffset(m_element, ATK_TEXT_BOUNDARY_LINE_START, offset); |
2439 | } |
2440 | |
2441 | JSRetainPtr<JSStringRef> AccessibilityUIElement::sentenceAtOffset(int offset) |
2442 | { |
2443 | return stringAtOffset(m_element, ATK_TEXT_BOUNDARY_SENTENCE_START, offset); |
2444 | } |
2445 | |
2446 | bool AccessibilityUIElement::replaceTextInRange(JSStringRef, int, int) |
2447 | { |
2448 | notImplemented(); |
2449 | return false; |
2450 | } |
2451 | |
2452 | } // namespace WTR |
2453 | |
2454 | #endif // HAVE(ACCESSIBILITY) |
2455 | |