render_widget_host_view_guest.h revision 23730a6e56a168d1879203e4b3819bb36e3d8f1f
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#if defined(TOOLKIT_GTK) 22#include "content/browser/renderer_host/gtk_plugin_container_manager.h" 23#endif // defined(TOOLKIT_GTK) 24 25namespace content { 26class RenderWidgetHost; 27class RenderWidgetHostImpl; 28class BrowserPluginGuest; 29struct NativeWebKeyboardEvent; 30 31// See comments in render_widget_host_view.h about this class and its members. 32// This version is for the BrowserPlugin which handles a lot of the 33// functionality in a diffent place and isn't platform specific. 34// The BrowserPlugin is currently a special case for out-of-process rendered 35// content and therefore inherits from RenderWidgetHostViewChildFrame. 36// Eventually all RenderWidgetHostViewGuest code will be subsumed by 37// RenderWidgetHostViewChildFrame and this class will be removed. 38// 39// Some elements that are platform specific will be deal with by delegating 40// the relevant calls to the platform view. 41class CONTENT_EXPORT RenderWidgetHostViewGuest 42 : public RenderWidgetHostViewChildFrame, 43 public ui::GestureConsumer, 44 public ui::GestureEventHelper { 45 public: 46 RenderWidgetHostViewGuest(RenderWidgetHost* widget, 47 BrowserPluginGuest* guest, 48 RenderWidgetHostView* platform_view); 49 virtual ~RenderWidgetHostViewGuest(); 50 51 // RenderWidgetHostView implementation. 52 virtual bool OnMessageReceived(const IPC::Message& msg) OVERRIDE; 53 virtual void InitAsChild(gfx::NativeView parent_view) OVERRIDE; 54 virtual void SetSize(const gfx::Size& size) OVERRIDE; 55 virtual void SetBounds(const gfx::Rect& rect) OVERRIDE; 56 virtual gfx::NativeView GetNativeView() const OVERRIDE; 57 virtual gfx::NativeViewId GetNativeViewId() const OVERRIDE; 58 virtual gfx::NativeViewAccessible GetNativeViewAccessible() OVERRIDE; 59 virtual gfx::Rect GetViewBounds() const OVERRIDE; 60 virtual void SetBackground(const SkBitmap& background) OVERRIDE; 61 virtual gfx::Size GetPhysicalBackingSize() const OVERRIDE; 62 virtual base::string16 GetSelectedText() const OVERRIDE; 63 64 // RenderWidgetHostViewPort implementation. 65 virtual void InitAsPopup(RenderWidgetHostView* parent_host_view, 66 const gfx::Rect& pos) OVERRIDE; 67 virtual void InitAsFullscreen( 68 RenderWidgetHostView* reference_host_view) OVERRIDE; 69 virtual void WasShown() OVERRIDE; 70 virtual void WasHidden() OVERRIDE; 71 virtual void MovePluginWindows( 72 const gfx::Vector2d& scroll_offset, 73 const std::vector<WebPluginGeometry>& moves) OVERRIDE; 74 virtual void UpdateCursor(const WebCursor& cursor) OVERRIDE; 75 virtual void SetIsLoading(bool is_loading) OVERRIDE; 76 virtual void TextInputTypeChanged(ui::TextInputType type, 77 ui::TextInputMode input_mode, 78 bool can_compose_inline) OVERRIDE; 79 virtual void ImeCancelComposition() OVERRIDE; 80#if defined(OS_MACOSX) || defined(OS_WIN) || defined(USE_AURA) 81 virtual void ImeCompositionRangeChanged( 82 const gfx::Range& range, 83 const std::vector<gfx::Rect>& character_bounds) OVERRIDE; 84#endif 85 virtual void DidUpdateBackingStore( 86 const gfx::Rect& scroll_rect, 87 const gfx::Vector2d& scroll_delta, 88 const std::vector<gfx::Rect>& copy_rects, 89 const std::vector<ui::LatencyInfo>& latency_info) OVERRIDE; 90 virtual void RenderProcessGone(base::TerminationStatus status, 91 int error_code) OVERRIDE; 92 virtual void Destroy() OVERRIDE; 93 virtual void SetTooltipText(const base::string16& tooltip_text) OVERRIDE; 94 virtual void SelectionChanged(const base::string16& text, 95 size_t offset, 96 const gfx::Range& range) OVERRIDE; 97 virtual void SelectionBoundsChanged( 98 const ViewHostMsg_SelectionBounds_Params& params) OVERRIDE; 99#if defined(OS_ANDROID) 100 virtual void SelectionRootBoundsChanged(const gfx::Rect& bounds) OVERRIDE; 101#endif 102 virtual void CopyFromCompositingSurface( 103 const gfx::Rect& src_subrect, 104 const gfx::Size& dst_size, 105 const base::Callback<void(bool, const SkBitmap&)>& callback, 106 const SkBitmap::Config config) OVERRIDE; 107 virtual void AcceleratedSurfaceBuffersSwapped( 108 const GpuHostMsg_AcceleratedSurfaceBuffersSwapped_Params& params, 109 int gpu_host_id) OVERRIDE; 110 virtual void AcceleratedSurfacePostSubBuffer( 111 const GpuHostMsg_AcceleratedSurfacePostSubBuffer_Params& params, 112 int gpu_host_id) OVERRIDE; 113 virtual void OnSwapCompositorFrame( 114 uint32 output_surface_id, 115 scoped_ptr<cc::CompositorFrame> frame) OVERRIDE; 116 virtual void SetHasHorizontalScrollbar( 117 bool has_horizontal_scrollbar) OVERRIDE; 118 virtual void SetScrollOffsetPinning( 119 bool is_pinned_to_left, bool is_pinned_to_right) OVERRIDE; 120#if defined(OS_WIN) || defined(USE_AURA) 121 virtual void ProcessAckedTouchEvent( 122 const TouchEventWithLatencyInfo& touch, 123 InputEventAckState ack_result) OVERRIDE; 124#endif // defined(OS_WIN) || defined(USE_AURA) 125 virtual bool LockMouse() OVERRIDE; 126 virtual void UnlockMouse() OVERRIDE; 127 virtual void GetScreenInfo(blink::WebScreenInfo* results) OVERRIDE; 128 129#if defined(OS_MACOSX) 130 // RenderWidgetHostView implementation. 131 virtual void SetActive(bool active) OVERRIDE; 132 virtual void SetTakesFocusOnlyOnMouseDown(bool flag) OVERRIDE; 133 virtual void SetWindowVisibility(bool visible) OVERRIDE; 134 virtual void WindowFrameChanged() OVERRIDE; 135 virtual void ShowDefinitionForSelection() OVERRIDE; 136 virtual bool SupportsSpeech() const OVERRIDE; 137 virtual void SpeakSelection() OVERRIDE; 138 virtual bool IsSpeaking() const OVERRIDE; 139 virtual void StopSpeaking() OVERRIDE; 140 141 // RenderWidgetHostViewPort implementation. 142 virtual bool PostProcessEventForPluginIme( 143 const NativeWebKeyboardEvent& event) OVERRIDE; 144#endif // defined(OS_MACOSX) 145 146#if defined(OS_ANDROID) 147 // RenderWidgetHostViewPort implementation. 148 virtual void ShowDisambiguationPopup(const gfx::Rect& target_rect, 149 const SkBitmap& zoomed_bitmap) OVERRIDE; 150#endif // defined(OS_ANDROID) 151 152#if defined(TOOLKIT_GTK) 153 virtual GdkEventButton* GetLastMouseDown() OVERRIDE; 154 virtual gfx::NativeView BuildInputMethodsGtkMenu() OVERRIDE; 155#endif // defined(TOOLKIT_GTK) 156 157#if defined(OS_WIN) 158 virtual void SetParentNativeViewAccessible( 159 gfx::NativeViewAccessible accessible_parent) OVERRIDE; 160 virtual gfx::NativeViewId GetParentForWindowlessPlugin() const OVERRIDE; 161#endif 162 163 // Overridden from ui::GestureEventHelper. 164 virtual bool CanDispatchToConsumer(ui::GestureConsumer* consumer) OVERRIDE; 165 virtual void DispatchPostponedGestureEvent(ui::GestureEvent* event) OVERRIDE; 166 virtual void DispatchCancelTouchEvent(ui::TouchEvent* event) OVERRIDE; 167 168 virtual SkBitmap::Config PreferredReadbackFormat() OVERRIDE; 169 170 protected: 171 friend class RenderWidgetHostView; 172 173 private: 174 // Destroys this view without calling |Destroy| on |platform_view_|. 175 void DestroyGuestView(); 176 177 // Builds and forwards a WebKitGestureEvent to the renderer. 178 bool ForwardGestureEventToRenderer(ui::GestureEvent* gesture); 179 180 // Process all of the given gestures (passes them on to renderer) 181 void ProcessGestures(ui::GestureRecognizer::Gestures* gestures); 182 183 // BrowserPluginGuest and RenderWidgetHostViewGuest's lifetimes are not tied 184 // to one another, therefore we access |guest_| through WeakPtr. 185 base::WeakPtr<BrowserPluginGuest> guest_; 186 gfx::Size size_; 187 // The platform view for this RenderWidgetHostView. 188 // RenderWidgetHostViewGuest mostly only cares about stuff related to 189 // compositing, the rest are directly forwared to this |platform_view_|. 190 RenderWidgetHostViewPort* platform_view_; 191#if defined(OS_WIN) || defined(USE_AURA) 192 scoped_ptr<ui::GestureRecognizer> gesture_recognizer_; 193#endif // defined(OS_WIN) || defined(USE_AURA) 194 DISALLOW_COPY_AND_ASSIGN(RenderWidgetHostViewGuest); 195}; 196 197} // namespace content 198 199#endif // CONTENT_BROWSER_FRAME_HOST_RENDER_WIDGET_HOST_VIEW_GUEST_H_ 200