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 21namespace content { 22class BrowserPluginGuest; 23class RenderWidgetHost; 24class RenderWidgetHostImpl; 25struct NativeWebKeyboardEvent; 26 27// See comments in render_widget_host_view.h about this class and its members. 28// This version is for the BrowserPlugin which handles a lot of the 29// functionality in a diffent place and isn't platform specific. 30// The BrowserPlugin is currently a special case for out-of-process rendered 31// content and therefore inherits from RenderWidgetHostViewChildFrame. 32// Eventually all RenderWidgetHostViewGuest code will be subsumed by 33// RenderWidgetHostViewChildFrame and this class will be removed. 34// 35// Some elements that are platform specific will be deal with by delegating 36// the relevant calls to the platform view. 37class CONTENT_EXPORT RenderWidgetHostViewGuest 38 : public RenderWidgetHostViewChildFrame, 39 public ui::GestureConsumer, 40 public ui::GestureEventHelper { 41 public: 42 RenderWidgetHostViewGuest(RenderWidgetHost* widget, 43 BrowserPluginGuest* guest, 44 RenderWidgetHostViewBase* platform_view); 45 virtual ~RenderWidgetHostViewGuest(); 46 47 bool OnMessageReceivedFromEmbedder(const IPC::Message& message, 48 RenderWidgetHostImpl* embedder); 49 50 // RenderWidgetHostView implementation. 51 virtual bool OnMessageReceived(const IPC::Message& msg) OVERRIDE; 52 virtual void InitAsChild(gfx::NativeView parent_view) OVERRIDE; 53 virtual void SetSize(const gfx::Size& size) OVERRIDE; 54 virtual void SetBounds(const gfx::Rect& rect) OVERRIDE; 55 virtual void Focus() OVERRIDE; 56 virtual bool HasFocus() const OVERRIDE; 57 virtual gfx::NativeView GetNativeView() const OVERRIDE; 58 virtual gfx::NativeViewId GetNativeViewId() const OVERRIDE; 59 virtual gfx::NativeViewAccessible GetNativeViewAccessible() OVERRIDE; 60 virtual gfx::Rect GetViewBounds() const OVERRIDE; 61 virtual void SetBackgroundOpaque(bool opaque) OVERRIDE; 62 virtual gfx::Size GetPhysicalBackingSize() const OVERRIDE; 63 virtual base::string16 GetSelectedText() const OVERRIDE; 64 65 // RenderWidgetHostViewBase implementation. 66 virtual void InitAsPopup(RenderWidgetHostView* parent_host_view, 67 const gfx::Rect& pos) OVERRIDE; 68 virtual void InitAsFullscreen( 69 RenderWidgetHostView* reference_host_view) OVERRIDE; 70 virtual void WasShown() OVERRIDE; 71 virtual void WasHidden() OVERRIDE; 72 virtual void MovePluginWindows( 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(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 RenderProcessGone(base::TerminationStatus status, 86 int error_code) OVERRIDE; 87 virtual void Destroy() OVERRIDE; 88 virtual void SetTooltipText(const base::string16& tooltip_text) OVERRIDE; 89 virtual void SelectionChanged(const base::string16& text, 90 size_t offset, 91 const gfx::Range& range) OVERRIDE; 92 virtual void SelectionBoundsChanged( 93 const ViewHostMsg_SelectionBounds_Params& params) OVERRIDE; 94 virtual void CopyFromCompositingSurface( 95 const gfx::Rect& src_subrect, 96 const gfx::Size& dst_size, 97 CopyFromCompositingSurfaceCallback& callback, 98 const SkColorType color_type) OVERRIDE; 99 virtual void AcceleratedSurfaceBuffersSwapped( 100 const GpuHostMsg_AcceleratedSurfaceBuffersSwapped_Params& params, 101 int gpu_host_id) OVERRIDE; 102 virtual void AcceleratedSurfacePostSubBuffer( 103 const GpuHostMsg_AcceleratedSurfacePostSubBuffer_Params& params, 104 int gpu_host_id) OVERRIDE; 105 virtual void OnSwapCompositorFrame( 106 uint32 output_surface_id, 107 scoped_ptr<cc::CompositorFrame> frame) OVERRIDE; 108#if defined(USE_AURA) 109 virtual void ProcessAckedTouchEvent( 110 const TouchEventWithLatencyInfo& touch, 111 InputEventAckState ack_result) OVERRIDE; 112#endif 113 virtual bool LockMouse() OVERRIDE; 114 virtual void UnlockMouse() OVERRIDE; 115 virtual void GetScreenInfo(blink::WebScreenInfo* results) OVERRIDE; 116 117#if defined(OS_MACOSX) 118 // RenderWidgetHostView implementation. 119 virtual void SetActive(bool active) OVERRIDE; 120 virtual void SetTakesFocusOnlyOnMouseDown(bool flag) OVERRIDE; 121 virtual void SetWindowVisibility(bool visible) OVERRIDE; 122 virtual void WindowFrameChanged() OVERRIDE; 123 virtual void ShowDefinitionForSelection() OVERRIDE; 124 virtual bool SupportsSpeech() const OVERRIDE; 125 virtual void SpeakSelection() OVERRIDE; 126 virtual bool IsSpeaking() const OVERRIDE; 127 virtual void StopSpeaking() OVERRIDE; 128 129 // RenderWidgetHostViewBase implementation. 130 virtual bool PostProcessEventForPluginIme( 131 const NativeWebKeyboardEvent& event) OVERRIDE; 132#endif // defined(OS_MACOSX) 133 134#if defined(OS_ANDROID) || defined(TOOLKIT_VIEWS) 135 // RenderWidgetHostViewBase implementation. 136 virtual void ShowDisambiguationPopup(const gfx::Rect& rect_pixels, 137 const SkBitmap& zoomed_bitmap) OVERRIDE; 138#endif // defined(OS_ANDROID) || defined(TOOLKIT_VIEWS) 139 140#if defined(OS_ANDROID) 141 virtual void LockCompositingSurface() OVERRIDE; 142 virtual void UnlockCompositingSurface() OVERRIDE; 143#endif // defined(OS_ANDROID) 144 145#if defined(OS_WIN) 146 virtual void SetParentNativeViewAccessible( 147 gfx::NativeViewAccessible accessible_parent) OVERRIDE; 148 virtual gfx::NativeViewId GetParentForWindowlessPlugin() const OVERRIDE; 149#endif 150 151 // Overridden from ui::GestureEventHelper. 152 virtual bool CanDispatchToConsumer(ui::GestureConsumer* consumer) OVERRIDE; 153 virtual void DispatchGestureEvent(ui::GestureEvent* event) OVERRIDE; 154 virtual void DispatchCancelTouchEvent(ui::TouchEvent* event) OVERRIDE; 155 156 virtual SkColorType PreferredReadbackFormat() OVERRIDE; 157 158 protected: 159 friend class RenderWidgetHostView; 160 161 private: 162 // Destroys this view without calling |Destroy| on |platform_view_|. 163 void DestroyGuestView(); 164 165 // Builds and forwards a WebKitGestureEvent to the renderer. 166 bool ForwardGestureEventToRenderer(ui::GestureEvent* gesture); 167 168 // Process all of the given gestures (passes them on to renderer) 169 void ProcessGestures(ui::GestureRecognizer::Gestures* gestures); 170 171 RenderWidgetHostViewBase* GetGuestRenderWidgetHostView() const; 172 173 void OnHandleInputEvent(RenderWidgetHostImpl* embedder, 174 int browser_plugin_instance_id, 175 const gfx::Rect& guest_window_rect, 176 const blink::WebInputEvent* event); 177 178 // BrowserPluginGuest and RenderWidgetHostViewGuest's lifetimes are not tied 179 // to one another, therefore we access |guest_| through WeakPtr. 180 base::WeakPtr<BrowserPluginGuest> guest_; 181 gfx::Size size_; 182 // The platform view for this RenderWidgetHostView. 183 // RenderWidgetHostViewGuest mostly only cares about stuff related to 184 // compositing, the rest are directly forwared to this |platform_view_|. 185 RenderWidgetHostViewBase* platform_view_; 186#if defined(USE_AURA) 187 scoped_ptr<ui::GestureRecognizer> gesture_recognizer_; 188#endif 189 DISALLOW_COPY_AND_ASSIGN(RenderWidgetHostViewGuest); 190}; 191 192} // namespace content 193 194#endif // CONTENT_BROWSER_FRAME_HOST_RENDER_WIDGET_HOST_VIEW_GUEST_H_ 195