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Side by Side Diff: Source/core/accessibility/AccessibilityScrollbar.h

Issue 14740025: Simplify and add caching for accessible bounding box calculation. (Closed) Base URL: svn://svn.chromium.org/blink/trunk
Patch Set: Update comment Created 7 years, 7 months ago
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1 /* 1 /*
2 * Copyright (C) 2010 Apple Inc. All rights reserved. 2 * Copyright (C) 2010 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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41 41
42 Scrollbar* scrollbar() const { return m_scrollbar.get(); } 42 Scrollbar* scrollbar() const { return m_scrollbar.get(); }
43 43
44 private: 44 private:
45 explicit AccessibilityScrollbar(Scrollbar*); 45 explicit AccessibilityScrollbar(Scrollbar*);
46 46
47 virtual bool canSetValueAttribute() const { return true; } 47 virtual bool canSetValueAttribute() const { return true; }
48 virtual bool canSetNumericValue() const { return true; } 48 virtual bool canSetNumericValue() const { return true; }
49 49
50 virtual bool isAccessibilityScrollbar() const { return true; } 50 virtual bool isAccessibilityScrollbar() const { return true; }
51 virtual LayoutRect elementRect() const; 51 virtual LayoutRect elementRect();
52 52
53 virtual AccessibilityRole roleValue() const { return ScrollBarRole; } 53 virtual AccessibilityRole roleValue() const { return ScrollBarRole; }
54 virtual AccessibilityOrientation orientation() const; 54 virtual AccessibilityOrientation orientation();
55 virtual Document* document() const; 55 virtual Document* document() const;
56 virtual bool isEnabled() const; 56 virtual bool isEnabled() const;
57 57
58 // Assumes float [0..1] 58 // Assumes float [0..1]
59 virtual void setValue(float); 59 virtual void setValue(float);
60 virtual float valueForRange() const; 60 virtual float valueForRange() const;
61 61
62 RefPtr<Scrollbar> m_scrollbar; 62 RefPtr<Scrollbar> m_scrollbar;
63 }; 63 };
64 64
65 } // namespace WebCore 65 } // namespace WebCore
66 66
67 #endif // AccessibilityScrollbar_h 67 #endif // AccessibilityScrollbar_h
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