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| 1 /* | 1 /* |
| 2 * Copyright (C) 2004, 2005, 2006 Apple Computer, Inc. All rights reserved. | 2 * Copyright (C) 2004, 2005, 2006 Apple Computer, Inc. All rights reserved. |
| 3 * Copyright (C) 2008 Collabora Ltd. All rights reserved. | 3 * Copyright (C) 2008 Collabora Ltd. All rights reserved. |
| 4 * Copyright (C) 2013 Google Inc. All rights reserved. | 4 * Copyright (C) 2013 Google Inc. All rights reserved. |
| 5 * | 5 * |
| 6 * Redistribution and use in source and binary forms, with or without | 6 * Redistribution and use in source and binary forms, with or without |
| 7 * modification, are permitted provided that the following conditions | 7 * modification, are permitted provided that the following conditions |
| 8 * are met: | 8 * are met: |
| 9 * 1. Redistributions of source code must retain the above copyright | 9 * 1. Redistributions of source code must retain the above copyright |
| 10 * notice, this list of conditions and the following disclaimer. | 10 * notice, this list of conditions and the following disclaimer. |
| 11 * 2. Redistributions in binary form must reproduce the above copyright | 11 * 2. Redistributions in binary form must reproduce the above copyright |
| 12 * notice, this list of conditions and the following disclaimer in the | 12 * notice, this list of conditions and the following disclaimer in the |
| 13 * documentation and/or other materials provided with the distribution. | 13 * documentation and/or other materials provided with the distribution. |
| 14 * | 14 * |
| 15 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY | 15 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY |
| 16 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | 16 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| 18 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR | 18 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR |
| 19 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, | 19 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| 20 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | 20 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| 21 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR | 21 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| 22 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY | 22 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
| 23 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 23 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | 24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 25 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 25 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 26 */ | 26 */ |
| 27 | 27 |
| 28 #ifndef Widget_h | 28 #ifndef FrameViewBase_h |
| 29 #define Widget_h | 29 #define FrameViewBase_h |
| 30 | 30 |
| 31 #include "platform/PlatformExport.h" | 31 #include "platform/PlatformExport.h" |
| 32 #include "platform/geometry/FloatPoint.h" | 32 #include "platform/geometry/FloatPoint.h" |
| 33 #include "platform/geometry/IntRect.h" | 33 #include "platform/geometry/IntRect.h" |
| 34 #include "platform/heap/Handle.h" | 34 #include "platform/heap/Handle.h" |
| 35 #include "public/platform/WebFocusType.h" | 35 #include "public/platform/WebFocusType.h" |
| 36 #include "wtf/Forward.h" | 36 #include "wtf/Forward.h" |
| 37 | 37 |
| 38 namespace blink { | 38 namespace blink { |
| 39 | 39 |
| 40 class CullRect; | 40 class CullRect; |
| 41 class Event; | 41 class Event; |
| 42 class GraphicsContext; | 42 class GraphicsContext; |
| 43 | 43 |
| 44 // The Widget class serves as a base class for FrameView, Scrollbar, and | 44 // The FrameViewBase class serves as a base class for FrameView, Scrollbar, and |
| 45 // PluginView. | 45 // PluginView. |
| 46 // | 46 // |
| 47 // Widgets are connected in a hierarchy, with the restriction that plugins and | 47 // FrameViewBases are connected in a hierarchy, with the restriction that plugin
s and |
| 48 // scrollbars are always leaves of the tree. Only FrameView can have children | 48 // scrollbars are always leaves of the tree. Only FrameView can have children |
| 49 // (and therefore the Widget class has no concept of children). | 49 // (and therefore the FrameViewBase class has no concept of children). |
| 50 class PLATFORM_EXPORT Widget : public GarbageCollectedFinalized<Widget> { | 50 class PLATFORM_EXPORT FrameViewBase : public GarbageCollectedFinalized<FrameView
Base> { |
| 51 public: | 51 public: |
| 52 Widget(); | 52 FrameViewBase(); |
| 53 virtual ~Widget(); | 53 virtual ~FrameViewBase(); |
| 54 | 54 |
| 55 int x() const { return frameRect().x(); } | 55 int x() const { return frameRect().x(); } |
| 56 int y() const { return frameRect().y(); } | 56 int y() const { return frameRect().y(); } |
| 57 int width() const { return frameRect().width(); } | 57 int width() const { return frameRect().width(); } |
| 58 int height() const { return frameRect().height(); } | 58 int height() const { return frameRect().height(); } |
| 59 IntSize size() const { return frameRect().size(); } | 59 IntSize size() const { return frameRect().size(); } |
| 60 IntPoint location() const { return frameRect().location(); } | 60 IntPoint location() const { return frameRect().location(); } |
| 61 | 61 |
| 62 virtual void setFrameRect(const IntRect& frameRect) { | 62 virtual void setFrameRect(const IntRect& frameRect) { |
| 63 m_frameRect = frameRect; | 63 m_frameRect = frameRect; |
| (...skipping 23 matching lines...) Expand all Loading... |
| 87 } // Whether or not we are actually visible. | 87 } // Whether or not we are actually visible. |
| 88 virtual void setParentVisible(bool visible) { m_parentVisible = visible; } | 88 virtual void setParentVisible(bool visible) { m_parentVisible = visible; } |
| 89 void setSelfVisible(bool v) { m_selfVisible = v; } | 89 void setSelfVisible(bool v) { m_selfVisible = v; } |
| 90 | 90 |
| 91 virtual bool isFrameView() const { return false; } | 91 virtual bool isFrameView() const { return false; } |
| 92 virtual bool isRemoteFrameView() const { return false; } | 92 virtual bool isRemoteFrameView() const { return false; } |
| 93 virtual bool isPluginView() const { return false; } | 93 virtual bool isPluginView() const { return false; } |
| 94 virtual bool isPluginContainer() const { return false; } | 94 virtual bool isPluginContainer() const { return false; } |
| 95 virtual bool isScrollbar() const { return false; } | 95 virtual bool isScrollbar() const { return false; } |
| 96 | 96 |
| 97 virtual void setParent(Widget*); | 97 virtual void setParent(FrameViewBase *); |
| 98 Widget* parent() const { return m_parent; } | 98 FrameViewBase* parent() const { return m_parent; } |
| 99 Widget* root() const; | 99 FrameViewBase* root() const; |
| 100 | 100 |
| 101 virtual void handleEvent(Event*) {} | 101 virtual void handleEvent(Event*) {} |
| 102 | 102 |
| 103 IntRect convertToRootFrame(const IntRect&) const; | 103 IntRect convertToRootFrame(const IntRect&) const; |
| 104 IntRect convertFromRootFrame(const IntRect&) const; | 104 IntRect convertFromRootFrame(const IntRect&) const; |
| 105 | 105 |
| 106 IntPoint convertToRootFrame(const IntPoint&) const; | 106 IntPoint convertToRootFrame(const IntPoint&) const; |
| 107 IntPoint convertFromRootFrame(const IntPoint&) const; | 107 IntPoint convertFromRootFrame(const IntPoint&) const; |
| 108 FloatPoint convertFromRootFrame(const FloatPoint&) const; | 108 FloatPoint convertFromRootFrame(const FloatPoint&) const; |
| 109 | 109 |
| 110 virtual void frameRectsChanged() {} | 110 virtual void frameRectsChanged() {} |
| 111 | 111 |
| 112 virtual void widgetGeometryMayHaveChanged() {} | 112 virtual void widgetGeometryMayHaveChanged() {} |
| 113 | 113 |
| 114 virtual IntRect convertToContainingWidget(const IntRect&) const; | 114 virtual IntRect convertToContainingWidget(const IntRect&) const; |
| 115 virtual IntRect convertFromContainingWidget(const IntRect&) const; | 115 virtual IntRect convertFromContainingWidget(const IntRect&) const; |
| 116 virtual IntPoint convertToContainingWidget(const IntPoint&) const; | 116 virtual IntPoint convertToContainingWidget(const IntPoint&) const; |
| 117 virtual IntPoint convertFromContainingWidget(const IntPoint&) const; | 117 virtual IntPoint convertFromContainingWidget(const IntPoint&) const; |
| 118 | 118 |
| 119 // Virtual methods to convert points to/from child widgets | 119 // Virtual methods to convert points to/from child frameviewbases. |
| 120 virtual IntPoint convertChildToSelf(const Widget*, const IntPoint&) const; | 120 virtual IntPoint convertChildToSelf(const FrameViewBase *, const IntPoint&) co
nst; |
| 121 virtual IntPoint convertSelfToChild(const Widget*, const IntPoint&) const; | 121 virtual IntPoint convertSelfToChild(const FrameViewBase *, const IntPoint&) co
nst; |
| 122 | 122 |
| 123 // Notifies this widget that it will no longer be receiving events. | 123 // Notifies this frameviewbase that it will no longer be receiving events. |
| 124 virtual void eventListenersRemoved() {} | 124 virtual void eventListenersRemoved() {} |
| 125 | 125 |
| 126 DECLARE_VIRTUAL_TRACE(); | 126 DECLARE_VIRTUAL_TRACE(); |
| 127 virtual void dispose() {} | 127 virtual void dispose() {} |
| 128 | 128 |
| 129 private: | 129 private: |
| 130 Member<Widget> m_parent; | 130 Member<FrameViewBase> m_parent; |
| 131 IntRect m_frameRect; | 131 IntRect m_frameRect; |
| 132 bool m_selfVisible; | 132 bool m_selfVisible; |
| 133 bool m_parentVisible; | 133 bool m_parentVisible; |
| 134 }; | 134 }; |
| 135 | 135 |
| 136 } // namespace blink | 136 } // namespace blink |
| 137 | 137 |
| 138 #endif // Widget_h | 138 #endif // FrameViewBase_h |
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