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Side by Side Diff: Source/core/dom/AXObjectCache.h

Issue 1348503003: One AXObjectCache per frame (Closed) Base URL: https://chromium.googlesource.com/chromium/blink.git@master
Patch Set: Updated or deleted layout tests Created 5 years, 3 months ago
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1 /* 1 /*
2 * Copyright (C) 2003, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All rights reserved. 2 * Copyright (C) 2003, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All rights reserved.
3 * 3 *
4 * Redistribution and use in source and binary forms, with or without 4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions 5 * modification, are permitted provided that the following conditions
6 * are met: 6 * are met:
7 * 1. Redistributions of source code must retain the above copyright 7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer. 8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright 9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the 10 * notice, this list of conditions and the following disclaimer in the
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33 33
34 namespace blink { 34 namespace blink {
35 35
36 class AbstractInlineTextBox; 36 class AbstractInlineTextBox;
37 class AXObject; 37 class AXObject;
38 class FrameView; 38 class FrameView;
39 class HTMLOptionElement; 39 class HTMLOptionElement;
40 class HTMLSelectElement; 40 class HTMLSelectElement;
41 class LayoutMenuList; 41 class LayoutMenuList;
42 class Page; 42 class Page;
43 class Widget;
44 43
45 class CORE_EXPORT AXObjectCache : public GarbageCollectedFinalized<AXObjectCache > { 44 class CORE_EXPORT AXObjectCache : public GarbageCollectedFinalized<AXObjectCache > {
46 WTF_MAKE_NONCOPYABLE(AXObjectCache); 45 WTF_MAKE_NONCOPYABLE(AXObjectCache);
47 public: 46 public:
48 static AXObjectCache* create(Document&); 47 static AXObjectCache* create(Document&);
49 48
50 static AXObject* focusedUIElementForPage(const Page*); 49 static AXObject* focusedUIElementForPage(const Page*);
51 50
52 virtual ~AXObjectCache(); 51 virtual ~AXObjectCache();
53 DEFINE_INLINE_VIRTUAL_TRACE() { } 52 DEFINE_INLINE_VIRTUAL_TRACE() { }
(...skipping 35 matching lines...) Expand 10 before | Expand all | Expand 10 after
89 virtual void selectionChanged(Node*) = 0; 88 virtual void selectionChanged(Node*) = 0;
90 virtual void childrenChanged(Node*) = 0; 89 virtual void childrenChanged(Node*) = 0;
91 virtual void childrenChanged(LayoutObject*) = 0; 90 virtual void childrenChanged(LayoutObject*) = 0;
92 virtual void checkedStateChanged(Node*) = 0; 91 virtual void checkedStateChanged(Node*) = 0;
93 virtual void listboxOptionStateChanged(HTMLOptionElement*) = 0; 92 virtual void listboxOptionStateChanged(HTMLOptionElement*) = 0;
94 virtual void listboxSelectedChildrenChanged(HTMLSelectElement*) = 0; 93 virtual void listboxSelectedChildrenChanged(HTMLSelectElement*) = 0;
95 virtual void listboxActiveIndexChanged(HTMLSelectElement*) = 0; 94 virtual void listboxActiveIndexChanged(HTMLSelectElement*) = 0;
96 95
97 virtual void remove(LayoutObject*) = 0; 96 virtual void remove(LayoutObject*) = 0;
98 virtual void remove(Node*) = 0; 97 virtual void remove(Node*) = 0;
99 virtual void remove(Widget*) = 0;
100 virtual void remove(AbstractInlineTextBox*) = 0; 98 virtual void remove(AbstractInlineTextBox*) = 0;
101 99
102 virtual const Element* rootAXEditableElement(const Node*) = 0; 100 virtual const Element* rootAXEditableElement(const Node*) = 0;
103 101
104 // Called by a node when text or a text equivalent (e.g. alt) attribute is c hanged. 102 // Called by a node when text or a text equivalent (e.g. alt) attribute is c hanged.
105 virtual void textChanged(LayoutObject*) = 0; 103 virtual void textChanged(LayoutObject*) = 0;
106 // Called when a node has just been attached, so we can make sure we have th e right subclass of AXObject. 104 // Called when a node has just been attached, so we can make sure we have th e right subclass of AXObject.
107 virtual void updateCacheAfterNodeIsAttached(Node*) = 0; 105 virtual void updateCacheAfterNodeIsAttached(Node*) = 0;
108 106
109 virtual void handleAttributeChanged(const QualifiedName& attrName, Element*) = 0; 107 virtual void handleAttributeChanged(const QualifiedName& attrName, Element*) = 0;
(...skipping 10 matching lines...) Expand all
120 118
121 119
122 virtual void setCanvasObjectBounds(Element*, const LayoutRect&) = 0; 120 virtual void setCanvasObjectBounds(Element*, const LayoutRect&) = 0;
123 121
124 virtual void inlineTextBoxesUpdated(LayoutObject*) = 0; 122 virtual void inlineTextBoxesUpdated(LayoutObject*) = 0;
125 123
126 // Called when the scroll offset changes. 124 // Called when the scroll offset changes.
127 virtual void handleScrollPositionChanged(FrameView*) = 0; 125 virtual void handleScrollPositionChanged(FrameView*) = 0;
128 virtual void handleScrollPositionChanged(LayoutObject*) = 0; 126 virtual void handleScrollPositionChanged(LayoutObject*) = 0;
129 127
130 // Called when scroll bars are added / removed (as the view resizes).
131 virtual void handleScrollbarUpdate(FrameView*) = 0;
132 virtual void handleLayoutComplete(LayoutObject*) = 0; 128 virtual void handleLayoutComplete(LayoutObject*) = 0;
133 virtual void handleScrolledToAnchor(const Node* anchorNode) = 0; 129 virtual void handleScrolledToAnchor(const Node* anchorNode) = 0;
134 130
135 virtual const AtomicString& computedRoleForNode(Node*) = 0; 131 virtual const AtomicString& computedRoleForNode(Node*) = 0;
136 virtual String computedNameForNode(Node*) = 0; 132 virtual String computedNameForNode(Node*) = 0;
137 133
138 typedef AXObjectCache* (*AXObjectCacheCreateFunction)(Document&); 134 typedef AXObjectCache* (*AXObjectCacheCreateFunction)(Document&);
139 static void init(AXObjectCacheCreateFunction); 135 static void init(AXObjectCacheCreateFunction);
140 136
141 protected: 137 protected:
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157 private: 153 private:
158 explicit ScopedAXObjectCache(Document&); 154 explicit ScopedAXObjectCache(Document&);
159 155
160 RefPtrWillBePersistent<Document> m_document; 156 RefPtrWillBePersistent<Document> m_document;
161 Persistent<AXObjectCache> m_cache; 157 Persistent<AXObjectCache> m_cache;
162 }; 158 };
163 159
164 } 160 }
165 161
166 #endif 162 #endif
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