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1 /* | 1 /* |
2 * Copyright (C) 2008 Apple Inc. All rights reserved. | 2 * Copyright (C) 2008 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 * | 7 * |
8 * 1. Redistributions of source code must retain the above copyright | 8 * 1. Redistributions of source code must retain the above copyright |
9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
10 * 2. Redistributions in binary form must reproduce the above copyright | 10 * 2. Redistributions in binary form must reproduce the above copyright |
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36 | 36 |
37 namespace blink { | 37 namespace blink { |
38 | 38 |
39 class AXObjectCacheImpl; | 39 class AXObjectCacheImpl; |
40 class AXSVGRoot; | 40 class AXSVGRoot; |
41 class Element; | 41 class Element; |
42 class FrameView; | 42 class FrameView; |
43 class HTMLAreaElement; | 43 class HTMLAreaElement; |
44 class IntPoint; | 44 class IntPoint; |
45 class Node; | 45 class Node; |
46 class VisibleSelection; | |
47 class Widget; | 46 class Widget; |
48 | 47 |
49 class MODULES_EXPORT AXLayoutObject : public AXNodeObject { | 48 class MODULES_EXPORT AXLayoutObject : public AXNodeObject { |
50 protected: | 49 protected: |
51 AXLayoutObject(LayoutObject*, AXObjectCacheImpl&); | 50 AXLayoutObject(LayoutObject*, AXObjectCacheImpl&); |
52 | 51 |
53 public: | 52 public: |
54 static PassRefPtrWillBeRawPtr<AXLayoutObject> create(LayoutObject*, AXObject
CacheImpl&); | 53 static PassRefPtrWillBeRawPtr<AXLayoutObject> create(LayoutObject*, AXObject
CacheImpl&); |
55 ~AXLayoutObject() override; | 54 ~AXLayoutObject() override; |
56 | 55 |
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144 const AtomicString& liveRegionRelevant() const override; | 143 const AtomicString& liveRegionRelevant() const override; |
145 bool liveRegionAtomic() const override; | 144 bool liveRegionAtomic() const override; |
146 bool liveRegionBusy() const override; | 145 bool liveRegionBusy() const override; |
147 | 146 |
148 // Accessibility Text. | 147 // Accessibility Text. |
149 String deprecatedTextUnderElement(TextUnderElementMode) const override; | 148 String deprecatedTextUnderElement(TextUnderElementMode) const override; |
150 | 149 |
151 // Accessibility Text - (To be deprecated). | 150 // Accessibility Text - (To be deprecated). |
152 String deprecatedHelpText() const override; | 151 String deprecatedHelpText() const override; |
153 | 152 |
| 153 // Methods that retrieve or manipulate the current selection. |
| 154 |
| 155 AXRange selection() const override; |
| 156 AXRange selectionUnderObject() const override; |
| 157 void setSelection(const AXRange&) override; |
| 158 |
154 // Location and click point in frame-relative coordinates. | 159 // Location and click point in frame-relative coordinates. |
155 void markCachedElementRectDirty() const override; | 160 void markCachedElementRectDirty() const override; |
156 IntPoint clickPoint() override; | 161 IntPoint clickPoint() override; |
157 | 162 |
158 // Hit testing. | 163 // Hit testing. |
159 AXObject* accessibilityHitTest(const IntPoint&) const override; | 164 AXObject* accessibilityHitTest(const IntPoint&) const override; |
160 AXObject* elementAccessibilityHitTest(const IntPoint&) const override; | 165 AXObject* elementAccessibilityHitTest(const IntPoint&) const override; |
161 | 166 |
162 // High-level accessibility tree access. Other modules should only use these
functions. | 167 // High-level accessibility tree access. Other modules should only use these
functions. |
163 AXObject* computeParent() const override; | 168 AXObject* computeParent() const override; |
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176 // Properties of the object's owning document or page. | 181 // Properties of the object's owning document or page. |
177 double estimatedLoadingProgress() const override; | 182 double estimatedLoadingProgress() const override; |
178 | 183 |
179 // DOM and layout tree access. | 184 // DOM and layout tree access. |
180 Node* node() const override; | 185 Node* node() const override; |
181 Document* document() const override; | 186 Document* document() const override; |
182 FrameView* documentFrameView() const override; | 187 FrameView* documentFrameView() const override; |
183 Element* anchorElement() const override; | 188 Element* anchorElement() const override; |
184 Widget* widgetForAttachmentView() const override; | 189 Widget* widgetForAttachmentView() const override; |
185 | 190 |
186 // Selected text. | |
187 PlainTextRange selectedTextRange() const override; | |
188 | |
189 // Modify or take an action on an object. | |
190 void setSelectedTextRange(const PlainTextRange&) override; | |
191 void setValue(const String&) override; | 191 void setValue(const String&) override; |
192 | 192 |
193 // Notifications that this object may have changed. | 193 // Notifications that this object may have changed. |
194 void handleActiveDescendantChanged() override; | 194 void handleActiveDescendantChanged() override; |
195 void handleAriaExpandedChanged() override; | 195 void handleAriaExpandedChanged() override; |
196 void textChanged() override; | 196 void textChanged() override; |
197 | 197 |
198 // Text metrics. Most of these should be deprecated, needs major cleanup. | 198 // Text metrics. Most of these should be deprecated, needs major cleanup. |
199 int index(const VisiblePosition&) const override; | 199 int index(const VisiblePosition&) const override; |
200 VisiblePosition visiblePositionForIndex(int) const override; | 200 VisiblePosition visiblePositionForIndex(int) const override; |
201 void lineBreaks(Vector<int>&) const override; | 201 void lineBreaks(Vector<int>&) const override; |
202 | 202 |
203 private: | 203 private: |
204 AXObject* treeAncestorDisallowingChild() const; | 204 AXObject* treeAncestorDisallowingChild() const; |
205 void ariaListboxSelectedChildren(AccessibilityChildrenVector&); | 205 void ariaListboxSelectedChildren(AccessibilityChildrenVector&); |
206 PlainTextRange visibleSelectionUnderObject() const; | |
207 bool nodeIsTextControl(const Node*) const; | 206 bool nodeIsTextControl(const Node*) const; |
208 bool isTabItemSelected() const; | 207 bool isTabItemSelected() const; |
| 208 bool isValidSelectionBound(const AXObject*) const; |
209 AXObject* accessibilityImageMapHitTest(HTMLAreaElement*, const IntPoint&) co
nst; | 209 AXObject* accessibilityImageMapHitTest(HTMLAreaElement*, const IntPoint&) co
nst; |
210 LayoutObject* layoutParentObject() const; | 210 LayoutObject* layoutParentObject() const; |
211 bool isSVGImage() const; | 211 bool isSVGImage() const; |
212 void detachRemoteSVGRoot(); | 212 void detachRemoteSVGRoot(); |
213 AXSVGRoot* remoteSVGRootElement() const; | 213 AXSVGRoot* remoteSVGRootElement() const; |
214 AXObject* remoteSVGElementHitTest(const IntPoint&) const; | 214 AXObject* remoteSVGElementHitTest(const IntPoint&) const; |
215 void offsetBoundingBoxForRemoteSVGElement(LayoutRect&) const; | 215 void offsetBoundingBoxForRemoteSVGElement(LayoutRect&) const; |
216 void addHiddenChildren(); | 216 void addHiddenChildren(); |
217 void addTextFieldChildren(); | 217 void addTextFieldChildren(); |
218 void addImageMapChildren(); | 218 void addImageMapChildren(); |
219 void addCanvasChildren(); | 219 void addCanvasChildren(); |
220 void addAttachmentChildren(); | 220 void addAttachmentChildren(); |
221 void addPopupChildren(); | 221 void addPopupChildren(); |
222 void addRemoteSVGChildren(); | 222 void addRemoteSVGChildren(); |
223 void addInlineTextBoxChildren(bool force); | 223 void addInlineTextBoxChildren(bool force); |
224 | 224 |
225 void ariaSelectedRows(AccessibilityChildrenVector&); | 225 void ariaSelectedRows(AccessibilityChildrenVector&); |
226 bool elementAttributeValue(const QualifiedName&) const; | 226 bool elementAttributeValue(const QualifiedName&) const; |
227 LayoutRect computeElementRect() const; | 227 LayoutRect computeElementRect() const; |
228 VisibleSelection selection() const; | 228 AXRange textControlSelection() const; |
229 int indexForVisiblePosition(const VisiblePosition&) const; | 229 int indexForVisiblePosition(const VisiblePosition&) const; |
230 }; | 230 }; |
231 | 231 |
232 DEFINE_AX_OBJECT_TYPE_CASTS(AXLayoutObject, isAXLayoutObject()); | 232 DEFINE_AX_OBJECT_TYPE_CASTS(AXLayoutObject, isAXLayoutObject()); |
233 | 233 |
234 } // namespace blink | 234 } // namespace blink |
235 | 235 |
236 #endif // AXLayoutObject_h | 236 #endif // AXLayoutObject_h |
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