OLD | NEW |
1 /* | 1 /* |
2 * Copyright (C) 2012 Google Inc. All rights reserved. | 2 * Copyright (C) 2012 Google 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 |
(...skipping 51 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
62 WebScrollbarOverlayColorTheme scrollbarOverlayColorTheme() const override; | 62 WebScrollbarOverlayColorTheme scrollbarOverlayColorTheme() const override; |
63 bool isCustomScrollbar() const override; | 63 bool isCustomScrollbar() const override; |
64 Orientation orientation() const override; | 64 Orientation orientation() const override; |
65 bool isLeftSideVerticalScrollbar() const override; | 65 bool isLeftSideVerticalScrollbar() const override; |
66 float elasticOverscroll() const override; | 66 float elasticOverscroll() const override; |
67 void setElasticOverscroll(float) override; | 67 void setElasticOverscroll(float) override; |
68 | 68 |
69 private: | 69 private: |
70 explicit WebScrollbarImpl(Scrollbar*); | 70 explicit WebScrollbarImpl(Scrollbar*); |
71 | 71 |
72 Persistent<Scrollbar> m_scrollbar; | 72 // Accessed by main and compositor threads, e.g., the compositor thread |
| 73 // checks |orientation()|. |
| 74 // |
| 75 // TODO: minimize or avoid cross-thread use, if possible. |
| 76 CrossThreadPersistent<Scrollbar> m_scrollbar; |
73 }; | 77 }; |
74 | 78 |
75 } // namespace blink | 79 } // namespace blink |
76 | 80 |
77 #endif | 81 #endif |
OLD | NEW |