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1 /* | 1 /* |
2 * Copyright (C) 2008, 2009, 2011 Apple Inc. All rights reserved. | 2 * Copyright (C) 2008, 2009, 2011 Apple Inc. All rights reserved. |
3 * Copyright (C) 2008 Nuanti Ltd. | 3 * Copyright (C) 2008 Nuanti Ltd. |
4 * | 4 * |
5 * Redistribution and use in source and binary forms, with or without | 5 * Redistribution and use in source and binary forms, with or without |
6 * modification, are permitted provided that the following conditions | 6 * modification, are permitted provided that the following conditions |
7 * are met: | 7 * are met: |
8 * | 8 * |
9 * 1. Redistributions of source code must retain the above copyright | 9 * 1. Redistributions of source code must retain the above copyright |
10 * notice, this list of conditions and the following disclaimer. | 10 * notice, this list of conditions and the following disclaimer. |
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431 // Accessibility Text. | 431 // Accessibility Text. |
432 virtual void accessibilityText(Vector<AccessibilityText>&) { }; | 432 virtual void accessibilityText(Vector<AccessibilityText>&) { }; |
433 virtual String textUnderElement() const { return String(); } | 433 virtual String textUnderElement() const { return String(); } |
434 | 434 |
435 // Accessibility Text - (To be deprecated). | 435 // Accessibility Text - (To be deprecated). |
436 virtual String accessibilityDescription() const { return String(); } | 436 virtual String accessibilityDescription() const { return String(); } |
437 virtual String title() const { return String(); } | 437 virtual String title() const { return String(); } |
438 virtual String helpText() const { return String(); } | 438 virtual String helpText() const { return String(); } |
439 | 439 |
440 // Location and click point in frame-relative coordinates. | 440 // Location and click point in frame-relative coordinates. |
441 virtual LayoutRect elementRect() const { return LayoutRect(); } | 441 virtual LayoutRect elementRect() const { return m_explicitElementRect; } |
| 442 void setElementRect(LayoutRect r) { m_explicitElementRect = r; } |
442 virtual void markCachedElementRectDirty() const; | 443 virtual void markCachedElementRectDirty() const; |
443 virtual IntPoint clickPoint(); | 444 virtual IntPoint clickPoint(); |
444 | 445 |
445 // Hit testing. | 446 // Hit testing. |
446 // Called on the root AX object to return the deepest available element. | 447 // Called on the root AX object to return the deepest available element. |
447 virtual AccessibilityObject* accessibilityHitTest(const IntPoint&) const { r
eturn 0; } | 448 virtual AccessibilityObject* accessibilityHitTest(const IntPoint&) const { r
eturn 0; } |
448 // Called on the AX object after the render tree determines which is the rig
ht AccessibilityRenderObject. | 449 // Called on the AX object after the render tree determines which is the rig
ht AccessibilityRenderObject. |
449 virtual AccessibilityObject* elementAccessibilityHitTest(const IntPoint&) co
nst; | 450 virtual AccessibilityObject* elementAccessibilityHitTest(const IntPoint&) co
nst; |
450 | 451 |
451 // High-level accessibility tree access. Other modules should only use these
functions. | 452 // High-level accessibility tree access. Other modules should only use these
functions. |
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532 static bool isARIAInput(AccessibilityRole); | 533 static bool isARIAInput(AccessibilityRole); |
533 static AccessibilityRole ariaRoleToWebCoreRole(const String&); | 534 static AccessibilityRole ariaRoleToWebCoreRole(const String&); |
534 static IntRect boundingBoxForQuads(RenderObject*, const Vector<FloatQuad>&); | 535 static IntRect boundingBoxForQuads(RenderObject*, const Vector<FloatQuad>&); |
535 | 536 |
536 protected: | 537 protected: |
537 AXID m_id; | 538 AXID m_id; |
538 AccessibilityChildrenVector m_children; | 539 AccessibilityChildrenVector m_children; |
539 mutable bool m_haveChildren; | 540 mutable bool m_haveChildren; |
540 AccessibilityRole m_role; | 541 AccessibilityRole m_role; |
541 AccessibilityObjectInclusion m_lastKnownIsIgnoredValue; | 542 AccessibilityObjectInclusion m_lastKnownIsIgnoredValue; |
| 543 LayoutRect m_explicitElementRect; |
542 | 544 |
543 virtual bool computeAccessibilityIsIgnored() const { return true; } | 545 virtual bool computeAccessibilityIsIgnored() const { return true; } |
544 | 546 |
545 // If this object itself scrolls, return its ScrollableArea. | 547 // If this object itself scrolls, return its ScrollableArea. |
546 virtual ScrollableArea* getScrollableAreaIfScrollable() const { return 0; } | 548 virtual ScrollableArea* getScrollableAreaIfScrollable() const { return 0; } |
547 virtual void scrollTo(const IntPoint&) const { } | 549 virtual void scrollTo(const IntPoint&) const { } |
548 | 550 |
549 AccessibilityRole buttonRoleType() const; | 551 AccessibilityRole buttonRoleType() const; |
550 bool ariaIsHidden() const; | 552 bool ariaIsHidden() const; |
551 | 553 |
552 bool allowsTextRanges() const { return isTextControl(); } | 554 bool allowsTextRanges() const { return isTextControl(); } |
553 unsigned getLengthForTextRange() const { return text().length(); } | 555 unsigned getLengthForTextRange() const { return text().length(); } |
554 | 556 |
555 bool m_detached; | 557 bool m_detached; |
556 }; | 558 }; |
557 | 559 |
558 #if !HAVE(ACCESSIBILITY) | 560 #if !HAVE(ACCESSIBILITY) |
559 inline const AccessibilityObject::AccessibilityChildrenVector& AccessibilityObje
ct::children() { return m_children; } | 561 inline const AccessibilityObject::AccessibilityChildrenVector& AccessibilityObje
ct::children() { return m_children; } |
560 inline String AccessibilityObject::actionVerb() const { return emptyString(); } | 562 inline String AccessibilityObject::actionVerb() const { return emptyString(); } |
561 inline int AccessibilityObject::lineForPosition(const VisiblePosition&) const {
return -1; } | 563 inline int AccessibilityObject::lineForPosition(const VisiblePosition&) const {
return -1; } |
562 inline void AccessibilityObject::updateBackingStore() { } | 564 inline void AccessibilityObject::updateBackingStore() { } |
563 #endif | 565 #endif |
564 | 566 |
565 } // namespace WebCore | 567 } // namespace WebCore |
566 | 568 |
567 #endif // AccessibilityObject_h | 569 #endif // AccessibilityObject_h |
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