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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 * 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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63 return 0; | 63 return 0; |
64 } | 64 } |
65 virtual int scrollbarMargin() const { return 0; } | 65 virtual int scrollbarMargin() const { return 0; } |
66 | 66 |
67 virtual WebScrollbarButtonsPlacement buttonsPlacement() const { | 67 virtual WebScrollbarButtonsPlacement buttonsPlacement() const { |
68 return WebScrollbarButtonsPlacementSingle; | 68 return WebScrollbarButtonsPlacementSingle; |
69 } | 69 } |
70 | 70 |
71 virtual bool supportsControlTints() const { return false; } | 71 virtual bool supportsControlTints() const { return false; } |
72 virtual bool usesOverlayScrollbars() const { return false; } | 72 virtual bool usesOverlayScrollbars() const { return false; } |
73 virtual void updateScrollbarOverlayStyle(const ScrollbarThemeClient&) {} | 73 virtual void updateScrollbarOverlayColorTheme(const ScrollbarThemeClient&) {} |
74 | 74 |
75 virtual bool invalidateOnMouseEnterExit() { return false; } | 75 virtual bool invalidateOnMouseEnterExit() { return false; } |
76 virtual bool invalidateOnWindowActiveChange() const { return false; } | 76 virtual bool invalidateOnWindowActiveChange() const { return false; } |
77 | 77 |
78 // Returns parts of the scrollbar which must be repainted following a change | 78 // Returns parts of the scrollbar which must be repainted following a change |
79 // in the thumb position, given scroll positions before and after. | 79 // in the thumb position, given scroll positions before and after. |
80 virtual ScrollbarPart invalidateOnThumbPositionChange( | 80 virtual ScrollbarPart invalidateOnThumbPositionChange( |
81 const ScrollbarThemeClient&, | 81 const ScrollbarThemeClient&, |
82 float oldPosition, | 82 float oldPosition, |
83 float newPosition) const { | 83 float newPosition) const { |
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179 static DisplayItem::Type trackPiecePartToDisplayItemType(ScrollbarPart); | 179 static DisplayItem::Type trackPiecePartToDisplayItemType(ScrollbarPart); |
180 | 180 |
181 private: | 181 private: |
182 static ScrollbarTheme& | 182 static ScrollbarTheme& |
183 nativeTheme(); // Must be implemented to return the correct theme subclass. | 183 nativeTheme(); // Must be implemented to return the correct theme subclass. |
184 static bool gMockScrollbarsEnabled; | 184 static bool gMockScrollbarsEnabled; |
185 }; | 185 }; |
186 | 186 |
187 } // namespace blink | 187 } // namespace blink |
188 #endif | 188 #endif |
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