1 /* 2 * Copyright (C) 2009 Google Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions are 6 * met: 7 * 8 * * Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * * Redistributions in binary form must reproduce the above 11 * copyright notice, this list of conditions and the following disclaimer 12 * in the documentation and/or other materials provided with the 13 * distribution. 14 * * Neither the name of Google Inc. nor the names of its 15 * contributors may be used to endorse or promote products derived from 16 * this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31 #ifndef WebPopupMenuImpl_h 32 #define WebPopupMenuImpl_h 33 34 #include "public/platform/WebContentLayerClient.h" 35 #include "public/platform/WebPoint.h" 36 #include "public/platform/WebSize.h" 37 #include "public/web/WebPopupMenu.h" 38 #include "web/PopupContainerClient.h" 39 #include "wtf/OwnPtr.h" 40 #include "wtf/RefCounted.h" 41 42 namespace blink { 43 class LocalFrame; 44 class KeyboardEvent; 45 class Page; 46 class PlatformKeyboardEvent; 47 class Range; 48 class WebContentLayer; 49 class WebGestureEvent; 50 class WebKeyboardEvent; 51 class WebLayerTreeView; 52 class WebMouseEvent; 53 class WebMouseWheelEvent; 54 class WebRange; 55 class WebTouchEvent; 56 class Widget; 57 struct WebRect; 58 59 class WebPopupMenuImpl : public WebPopupMenu, public PopupContainerClient, public WebContentLayerClient, public RefCounted<WebPopupMenuImpl> { 60 WTF_MAKE_FAST_ALLOCATED; 61 public: 62 // WebWidget functions: 63 virtual void close() OVERRIDE FINAL; size()64 virtual WebSize size() OVERRIDE FINAL { return m_size; } 65 virtual void willStartLiveResize() OVERRIDE FINAL; 66 virtual void resize(const WebSize&) OVERRIDE FINAL; 67 virtual void willEndLiveResize() OVERRIDE FINAL; 68 virtual void beginFrame(const WebBeginFrameArgs&) OVERRIDE FINAL; 69 virtual void layout() OVERRIDE FINAL; 70 virtual void paint(WebCanvas*, const WebRect&) OVERRIDE FINAL; 71 virtual void themeChanged() OVERRIDE FINAL; 72 virtual bool handleInputEvent(const WebInputEvent&) OVERRIDE FINAL; 73 virtual void mouseCaptureLost() OVERRIDE FINAL; 74 virtual void setFocus(bool enable) OVERRIDE FINAL; 75 virtual bool setComposition( 76 const WebString& text, 77 const WebVector<WebCompositionUnderline>& underlines, 78 int selectionStart, int selectionEnd) OVERRIDE FINAL; 79 virtual bool confirmComposition() OVERRIDE FINAL; 80 virtual bool confirmComposition(ConfirmCompositionBehavior selectionBehavior) OVERRIDE FINAL; 81 virtual bool confirmComposition(const WebString& text) OVERRIDE FINAL; 82 virtual bool compositionRange(size_t* location, size_t* length) OVERRIDE FINAL; 83 virtual bool caretOrSelectionRange(size_t* location, size_t* length) OVERRIDE FINAL; setTextDirection(WebTextDirection)84 virtual void setTextDirection(WebTextDirection) OVERRIDE FINAL; 85 virtual bool isAcceleratedCompositingActive() const OVERRIDE FINAL { return false; } isPopupMenu()86 virtual bool isPopupMenu() const OVERRIDE FINAL { return true; } 87 virtual void willCloseLayerTreeView() OVERRIDE FINAL; 88 89 // WebContentLayerClient 90 virtual void paintContents(WebCanvas*, const WebRect& clip, bool canPaintLCDTest, WebContentLayerClient::GraphicsContextStatus = GraphicsContextEnabled) OVERRIDE FINAL; 91 92 // WebPopupMenuImpl 93 void initialize(PopupContainer* widget, const WebRect& bounds); 94 client()95 WebWidgetClient* client() { return m_client; } 96 97 void handleMouseMove(const WebMouseEvent&); 98 void handleMouseLeave(const WebMouseEvent&); 99 void handleMouseDown(const WebMouseEvent&); 100 void handleMouseUp(const WebMouseEvent&); 101 void handleMouseDoubleClick(const WebMouseEvent&); 102 void handleMouseWheel(const WebMouseWheelEvent&); 103 bool handleGestureEvent(const WebGestureEvent&); 104 bool handleTouchEvent(const WebTouchEvent&); 105 bool handleKeyEvent(const WebKeyboardEvent&); 106 107 protected: 108 friend class WebPopupMenu; // For WebPopupMenu::create. 109 friend class WTF::RefCounted<WebPopupMenuImpl>; 110 111 explicit WebPopupMenuImpl(WebWidgetClient*); 112 ~WebPopupMenuImpl(); 113 114 // HostWindow methods: 115 virtual void invalidateContentsAndRootView(const IntRect&) OVERRIDE FINAL; 116 virtual void invalidateContentsForSlowScroll(const IntRect&) OVERRIDE FINAL; 117 virtual void scheduleAnimation() OVERRIDE FINAL; 118 virtual IntRect rootViewToScreen(const IntRect&) const OVERRIDE FINAL; 119 virtual WebScreenInfo screenInfo() const OVERRIDE FINAL; 120 121 // PopupContainerClient methods: 122 virtual void popupClosed(PopupContainer*) OVERRIDE FINAL; 123 124 WebWidgetClient* m_client; 125 WebSize m_size; 126 127 WebLayerTreeView* m_layerTreeView; 128 OwnPtr<WebContentLayer> m_rootLayer; 129 130 WebPoint m_lastMousePosition; 131 132 // This is a non-owning ref. The popup will notify us via popupClosed() 133 // before it is destroyed. 134 PopupContainer* m_widget; 135 }; 136 137 DEFINE_TYPE_CASTS(WebPopupMenuImpl, WebWidget, widget, widget->isPopupMenu(), widget.isPopupMenu()); 138 // WebPopupMenuImpl is the only implementation of PopupContainerClient, so 139 // no need for further checking. 140 DEFINE_TYPE_CASTS(WebPopupMenuImpl, PopupContainerClient, client, true, true); 141 142 } // namespace blink 143 144 #endif 145