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1 /* | 1 /* |
2 * Copyright (C) 2011 Apple Inc. All rights reserved. | 2 * Copyright (C) 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 |
11 * documentation and/or other materials provided with the distribution. | 11 * documentation and/or other materials provided with the distribution. |
12 * | 12 * |
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' | 13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' |
14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, | 14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, |
15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | 15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS | 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS |
17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR | 17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF | 18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS | 19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN | 20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | 21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF | 22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF |
23 * THE POSSIBILITY OF SUCH DAMAGE. | 23 * THE POSSIBILITY OF SUCH DAMAGE. |
24 */ | 24 */ |
25 | 25 |
26 #include "config.h" | 26 #include "config.h" |
27 | 27 |
28 #include "core/page/scrolling/ScrollingCoordinator.h" | 28 #include "core/page/scrolling/ScrollingCoordinator.h" |
29 | 29 |
30 #include "RuntimeEnabledFeatures.h" | |
31 #include "core/dom/Document.h" | 30 #include "core/dom/Document.h" |
32 #include "core/dom/FullscreenElementStack.h" | 31 #include "core/dom/FullscreenElementStack.h" |
33 #include "core/dom/Node.h" | 32 #include "core/dom/Node.h" |
34 #include "core/frame/EventHandlerRegistry.h" | 33 #include "core/frame/EventHandlerRegistry.h" |
35 #include "core/frame/FrameView.h" | 34 #include "core/frame/FrameView.h" |
36 #include "core/frame/LocalFrame.h" | 35 #include "core/frame/LocalFrame.h" |
37 #include "core/frame/Settings.h" | 36 #include "core/frame/Settings.h" |
38 #include "core/html/HTMLElement.h" | 37 #include "core/html/HTMLElement.h" |
39 #include "core/page/Page.h" | 38 #include "core/page/Page.h" |
40 #include "core/plugins/PluginView.h" | 39 #include "core/plugins/PluginView.h" |
41 #include "core/rendering/RenderGeometryMap.h" | 40 #include "core/rendering/RenderGeometryMap.h" |
42 #include "core/rendering/RenderView.h" | 41 #include "core/rendering/RenderView.h" |
43 #include "core/rendering/compositing/CompositedLayerMapping.h" | 42 #include "core/rendering/compositing/CompositedLayerMapping.h" |
44 #include "core/rendering/compositing/RenderLayerCompositor.h" | 43 #include "core/rendering/compositing/RenderLayerCompositor.h" |
| 44 #include "platform/RuntimeEnabledFeatures.h" |
45 #include "platform/TraceEvent.h" | 45 #include "platform/TraceEvent.h" |
46 #include "platform/exported/WebScrollbarImpl.h" | 46 #include "platform/exported/WebScrollbarImpl.h" |
47 #include "platform/exported/WebScrollbarThemeGeometryNative.h" | 47 #include "platform/exported/WebScrollbarThemeGeometryNative.h" |
48 #include "platform/geometry/Region.h" | 48 #include "platform/geometry/Region.h" |
49 #include "platform/geometry/TransformState.h" | 49 #include "platform/geometry/TransformState.h" |
50 #include "platform/graphics/GraphicsLayer.h" | 50 #include "platform/graphics/GraphicsLayer.h" |
51 #if OS(MACOSX) | 51 #if OS(MACOSX) |
52 #include "platform/mac/ScrollAnimatorMac.h" | 52 #include "platform/mac/ScrollAnimatorMac.h" |
53 #endif | 53 #endif |
54 #include "platform/scroll/ScrollAnimator.h" | 54 #include "platform/scroll/ScrollAnimator.h" |
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999 bool frameIsScrollable = frameView && frameView->isScrollable(); | 999 bool frameIsScrollable = frameView && frameView->isScrollable(); |
1000 if (frameIsScrollable != m_wasFrameScrollable) | 1000 if (frameIsScrollable != m_wasFrameScrollable) |
1001 return true; | 1001 return true; |
1002 | 1002 |
1003 if (WebLayer* scrollLayer = frameView ? toWebLayer(frameView->layerForScroll
ing()) : 0) | 1003 if (WebLayer* scrollLayer = frameView ? toWebLayer(frameView->layerForScroll
ing()) : 0) |
1004 return blink::WebSize(frameView->contentsSize()) != scrollLayer->bounds(
); | 1004 return blink::WebSize(frameView->contentsSize()) != scrollLayer->bounds(
); |
1005 return false; | 1005 return false; |
1006 } | 1006 } |
1007 | 1007 |
1008 } // namespace WebCore | 1008 } // namespace WebCore |
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