1 // Copyright 2014 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifndef CONTENT_BROWSER_FRAME_HOST_RENDER_WIDGET_HOST_VIEW_GUEST_H_ 6 #define CONTENT_BROWSER_FRAME_HOST_RENDER_WIDGET_HOST_VIEW_GUEST_H_ 7 8 #include <vector> 9 10 #include "base/memory/scoped_ptr.h" 11 #include "content/browser/frame_host/render_widget_host_view_child_frame.h" 12 #include "content/common/content_export.h" 13 #include "content/common/cursors/webcursor.h" 14 #include "ui/events/event.h" 15 #include "ui/events/gestures/gesture_recognizer.h" 16 #include "ui/events/gestures/gesture_types.h" 17 #include "ui/gfx/native_widget_types.h" 18 #include "ui/gfx/rect.h" 19 #include "ui/gfx/vector2d_f.h" 20 21 struct ViewHostMsg_TextInputState_Params; 22 23 namespace content { 24 class RenderWidgetHost; 25 class RenderWidgetHostImpl; 26 class BrowserPluginGuest; 27 struct NativeWebKeyboardEvent; 28 29 // See comments in render_widget_host_view.h about this class and its members. 30 // This version is for the BrowserPlugin which handles a lot of the 31 // functionality in a diffent place and isn't platform specific. 32 // The BrowserPlugin is currently a special case for out-of-process rendered 33 // content and therefore inherits from RenderWidgetHostViewChildFrame. 34 // Eventually all RenderWidgetHostViewGuest code will be subsumed by 35 // RenderWidgetHostViewChildFrame and this class will be removed. 36 // 37 // Some elements that are platform specific will be deal with by delegating 38 // the relevant calls to the platform view. 39 class CONTENT_EXPORT RenderWidgetHostViewGuest 40 : public RenderWidgetHostViewChildFrame, 41 public ui::GestureConsumer, 42 public ui::GestureEventHelper { 43 public: 44 RenderWidgetHostViewGuest(RenderWidgetHost* widget, 45 BrowserPluginGuest* guest, 46 RenderWidgetHostViewBase* platform_view); 47 virtual ~RenderWidgetHostViewGuest(); 48 49 // RenderWidgetHostView implementation. 50 virtual bool OnMessageReceived(const IPC::Message& msg) OVERRIDE; 51 virtual void InitAsChild(gfx::NativeView parent_view) OVERRIDE; 52 virtual void SetSize(const gfx::Size& size) OVERRIDE; 53 virtual void SetBounds(const gfx::Rect& rect) OVERRIDE; 54 virtual gfx::NativeView GetNativeView() const OVERRIDE; 55 virtual gfx::NativeViewId GetNativeViewId() const OVERRIDE; 56 virtual gfx::NativeViewAccessible GetNativeViewAccessible() OVERRIDE; 57 virtual gfx::Rect GetViewBounds() const OVERRIDE; 58 virtual void SetBackgroundOpaque(bool opaque) OVERRIDE; 59 virtual gfx::Size GetPhysicalBackingSize() const OVERRIDE; 60 virtual base::string16 GetSelectedText() const OVERRIDE; 61 62 // RenderWidgetHostViewBase implementation. 63 virtual void InitAsPopup(RenderWidgetHostView* parent_host_view, 64 const gfx::Rect& pos) OVERRIDE; 65 virtual void InitAsFullscreen( 66 RenderWidgetHostView* reference_host_view) OVERRIDE; 67 virtual void WasShown() OVERRIDE; 68 virtual void WasHidden() OVERRIDE; 69 virtual void MovePluginWindows( 70 const std::vector<WebPluginGeometry>& moves) OVERRIDE; 71 virtual void UpdateCursor(const WebCursor& cursor) OVERRIDE; 72 virtual void SetIsLoading(bool is_loading) OVERRIDE; 73 virtual void TextInputStateChanged( 74 const ViewHostMsg_TextInputState_Params& params) OVERRIDE; 75 virtual void ImeCancelComposition() OVERRIDE; 76 #if defined(OS_MACOSX) || defined(USE_AURA) 77 virtual void ImeCompositionRangeChanged( 78 const gfx::Range& range, 79 const std::vector<gfx::Rect>& character_bounds) OVERRIDE; 80 #endif 81 virtual void RenderProcessGone(base::TerminationStatus status, 82 int error_code) OVERRIDE; 83 virtual void Destroy() OVERRIDE; 84 virtual void SetTooltipText(const base::string16& tooltip_text) OVERRIDE; 85 virtual void SelectionChanged(const base::string16& text, 86 size_t offset, 87 const gfx::Range& range) OVERRIDE; 88 virtual void SelectionBoundsChanged( 89 const ViewHostMsg_SelectionBounds_Params& params) OVERRIDE; 90 virtual void CopyFromCompositingSurface( 91 const gfx::Rect& src_subrect, 92 const gfx::Size& dst_size, 93 const base::Callback<void(bool, const SkBitmap&)>& callback, 94 const SkBitmap::Config config) OVERRIDE; 95 virtual void AcceleratedSurfaceBuffersSwapped( 96 const GpuHostMsg_AcceleratedSurfaceBuffersSwapped_Params& params, 97 int gpu_host_id) OVERRIDE; 98 virtual void AcceleratedSurfacePostSubBuffer( 99 const GpuHostMsg_AcceleratedSurfacePostSubBuffer_Params& params, 100 int gpu_host_id) OVERRIDE; 101 virtual void OnSwapCompositorFrame( 102 uint32 output_surface_id, 103 scoped_ptr<cc::CompositorFrame> frame) OVERRIDE; 104 #if defined(USE_AURA) 105 virtual void ProcessAckedTouchEvent( 106 const TouchEventWithLatencyInfo& touch, 107 InputEventAckState ack_result) OVERRIDE; 108 #endif 109 virtual bool LockMouse() OVERRIDE; 110 virtual void UnlockMouse() OVERRIDE; 111 virtual void GetScreenInfo(blink::WebScreenInfo* results) OVERRIDE; 112 113 #if defined(OS_MACOSX) 114 // RenderWidgetHostView implementation. 115 virtual void SetActive(bool active) OVERRIDE; 116 virtual void SetTakesFocusOnlyOnMouseDown(bool flag) OVERRIDE; 117 virtual void SetWindowVisibility(bool visible) OVERRIDE; 118 virtual void WindowFrameChanged() OVERRIDE; 119 virtual void ShowDefinitionForSelection() OVERRIDE; 120 virtual bool SupportsSpeech() const OVERRIDE; 121 virtual void SpeakSelection() OVERRIDE; 122 virtual bool IsSpeaking() const OVERRIDE; 123 virtual void StopSpeaking() OVERRIDE; 124 125 // RenderWidgetHostViewBase implementation. 126 virtual bool PostProcessEventForPluginIme( 127 const NativeWebKeyboardEvent& event) OVERRIDE; 128 #endif // defined(OS_MACOSX) 129 130 #if defined(OS_ANDROID) 131 // RenderWidgetHostViewBase implementation. 132 virtual void ShowDisambiguationPopup(const gfx::Rect& target_rect, 133 const SkBitmap& zoomed_bitmap) OVERRIDE; 134 virtual void LockCompositingSurface() OVERRIDE; 135 virtual void UnlockCompositingSurface() OVERRIDE; 136 #endif // defined(OS_ANDROID) 137 138 #if defined(OS_WIN) 139 virtual void SetParentNativeViewAccessible( 140 gfx::NativeViewAccessible accessible_parent) OVERRIDE; 141 virtual gfx::NativeViewId GetParentForWindowlessPlugin() const OVERRIDE; 142 #endif 143 144 // Overridden from ui::GestureEventHelper. 145 virtual bool CanDispatchToConsumer(ui::GestureConsumer* consumer) OVERRIDE; 146 virtual void DispatchGestureEvent(ui::GestureEvent* event) OVERRIDE; 147 virtual void DispatchCancelTouchEvent(ui::TouchEvent* event) OVERRIDE; 148 149 virtual SkBitmap::Config PreferredReadbackFormat() OVERRIDE; 150 151 protected: 152 friend class RenderWidgetHostView; 153 154 private: 155 // Destroys this view without calling |Destroy| on |platform_view_|. 156 void DestroyGuestView(); 157 158 // Builds and forwards a WebKitGestureEvent to the renderer. 159 bool ForwardGestureEventToRenderer(ui::GestureEvent* gesture); 160 161 // Process all of the given gestures (passes them on to renderer) 162 void ProcessGestures(ui::GestureRecognizer::Gestures* gestures); 163 164 RenderWidgetHostViewBase* GetGuestRenderWidgetHostView() const; 165 166 // BrowserPluginGuest and RenderWidgetHostViewGuest's lifetimes are not tied 167 // to one another, therefore we access |guest_| through WeakPtr. 168 base::WeakPtr<BrowserPluginGuest> guest_; 169 gfx::Size size_; 170 // The platform view for this RenderWidgetHostView. 171 // RenderWidgetHostViewGuest mostly only cares about stuff related to 172 // compositing, the rest are directly forwared to this |platform_view_|. 173 RenderWidgetHostViewBase* platform_view_; 174 #if defined(USE_AURA) 175 scoped_ptr<ui::GestureRecognizer> gesture_recognizer_; 176 #endif 177 DISALLOW_COPY_AND_ASSIGN(RenderWidgetHostViewGuest); 178 }; 179 180 } // namespace content 181 182 #endif // CONTENT_BROWSER_FRAME_HOST_RENDER_WIDGET_HOST_VIEW_GUEST_H_ 183