1 // Copyright (c) 2012 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.
5 #ifndef CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_GUEST_H_
6 #define CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_GUEST_H_
10 #include "base/memory/scoped_ptr.h"
11 #include "content/browser/renderer_host/render_widget_host_view_base.h"
12 #include "content/common/content_export.h"
13 #include "ui/events/event.h"
14 #include "ui/events/gestures/gesture_recognizer.h"
15 #include "ui/events/gestures/gesture_types.h"
16 #include "ui/gfx/native_widget_types.h"
17 #include "ui/gfx/rect.h"
18 #include "ui/gfx/vector2d_f.h"
19 #include "webkit/common/cursors/webcursor.h"
21 #if defined(TOOLKIT_GTK)
22 #include "content/browser/renderer_host/gtk_plugin_container_manager.h"
23 #endif // defined(TOOLKIT_GTK)
26 class RenderWidgetHost;
27 class RenderWidgetHostImpl;
28 class BrowserPluginGuest;
29 struct NativeWebKeyboardEvent;
31 // -----------------------------------------------------------------------------
32 // See comments in render_widget_host_view.h about this class and its members.
33 // This version is for the webview plugin which handles a lot of the
34 // functionality in a diffent place and isn't platform specific.
36 // Some elements that are platform specific will be deal with by delegating
37 // the relevant calls to the platform view.
38 // -----------------------------------------------------------------------------
39 class CONTENT_EXPORT RenderWidgetHostViewGuest
40 : public RenderWidgetHostViewBase,
41 public ui::GestureConsumer,
42 public ui::GestureEventHelper {
44 RenderWidgetHostViewGuest(RenderWidgetHost* widget,
45 BrowserPluginGuest* guest,
46 RenderWidgetHostView* platform_view);
47 virtual ~RenderWidgetHostViewGuest();
49 // RenderWidgetHostView implementation.
50 virtual bool OnMessageReceived(const IPC::Message& msg) OVERRIDE;
51 virtual void InitAsChild(gfx::NativeView parent_view) OVERRIDE;
52 virtual RenderWidgetHost* GetRenderWidgetHost() const OVERRIDE;
53 virtual void SetSize(const gfx::Size& size) OVERRIDE;
54 virtual void SetBounds(const gfx::Rect& rect) OVERRIDE;
55 virtual gfx::NativeView GetNativeView() const OVERRIDE;
56 virtual gfx::NativeViewId GetNativeViewId() const OVERRIDE;
57 virtual gfx::NativeViewAccessible GetNativeViewAccessible() OVERRIDE;
58 virtual bool HasFocus() const OVERRIDE;
59 virtual bool IsSurfaceAvailableForCopy() const OVERRIDE;
60 virtual void Show() OVERRIDE;
61 virtual void Hide() OVERRIDE;
62 virtual bool IsShowing() OVERRIDE;
63 virtual gfx::Rect GetViewBounds() const OVERRIDE;
64 virtual void SetBackground(const SkBitmap& background) OVERRIDE;
65 #if defined(OS_WIN) && !defined(USE_AURA)
66 virtual void SetClickthroughRegion(SkRegion* region) OVERRIDE;
69 // RenderWidgetHostViewPort implementation.
70 virtual void InitAsPopup(RenderWidgetHostView* parent_host_view,
71 const gfx::Rect& pos) OVERRIDE;
72 virtual void InitAsFullscreen(
73 RenderWidgetHostView* reference_host_view) OVERRIDE;
74 virtual void WasShown() OVERRIDE;
75 virtual void WasHidden() OVERRIDE;
76 virtual void MovePluginWindows(
77 const gfx::Vector2d& scroll_offset,
78 const std::vector<WebPluginGeometry>& moves) OVERRIDE;
79 virtual void Focus() OVERRIDE;
80 virtual void Blur() OVERRIDE;
81 virtual void UpdateCursor(const WebCursor& cursor) OVERRIDE;
82 virtual void SetIsLoading(bool is_loading) OVERRIDE;
83 virtual void TextInputTypeChanged(ui::TextInputType type,
84 ui::TextInputMode input_mode,
85 bool can_compose_inline) OVERRIDE;
86 virtual void ImeCancelComposition() OVERRIDE;
87 #if defined(OS_MACOSX) || defined(OS_WIN) || defined(USE_AURA)
88 virtual void ImeCompositionRangeChanged(
89 const gfx::Range& range,
90 const std::vector<gfx::Rect>& character_bounds) OVERRIDE;
92 virtual void DidUpdateBackingStore(
93 const gfx::Rect& scroll_rect,
94 const gfx::Vector2d& scroll_delta,
95 const std::vector<gfx::Rect>& copy_rects,
96 const ui::LatencyInfo& latency_info) OVERRIDE;
97 virtual void RenderProcessGone(base::TerminationStatus status,
98 int error_code) OVERRIDE;
99 virtual void Destroy() OVERRIDE;
100 virtual void WillDestroyRenderWidget(RenderWidgetHost* rwh) {}
101 virtual void SetTooltipText(const string16& tooltip_text) OVERRIDE;
102 virtual void SelectionChanged(const string16& text,
104 const gfx::Range& range) OVERRIDE;
105 virtual void SelectionBoundsChanged(
106 const ViewHostMsg_SelectionBounds_Params& params) OVERRIDE;
107 virtual void ScrollOffsetChanged() OVERRIDE;
108 virtual BackingStore* AllocBackingStore(const gfx::Size& size) OVERRIDE;
109 virtual void CopyFromCompositingSurface(
110 const gfx::Rect& src_subrect,
111 const gfx::Size& dst_size,
112 const base::Callback<void(bool, const SkBitmap&)>& callback) OVERRIDE;
113 virtual void CopyFromCompositingSurfaceToVideoFrame(
114 const gfx::Rect& src_subrect,
115 const scoped_refptr<media::VideoFrame>& target,
116 const base::Callback<void(bool)>& callback) OVERRIDE;
117 virtual bool CanCopyToVideoFrame() const OVERRIDE;
118 virtual void OnAcceleratedCompositingStateChange() OVERRIDE;
119 virtual void AcceleratedSurfaceBuffersSwapped(
120 const GpuHostMsg_AcceleratedSurfaceBuffersSwapped_Params& params,
121 int gpu_host_id) OVERRIDE;
122 virtual void AcceleratedSurfacePostSubBuffer(
123 const GpuHostMsg_AcceleratedSurfacePostSubBuffer_Params& params,
124 int gpu_host_id) OVERRIDE;
125 virtual void OnSwapCompositorFrame(
126 uint32 output_surface_id,
127 scoped_ptr<cc::CompositorFrame> frame) OVERRIDE;
128 virtual void AcceleratedSurfaceSuspend() OVERRIDE;
129 virtual void AcceleratedSurfaceRelease() OVERRIDE;
130 virtual bool HasAcceleratedSurface(const gfx::Size& desired_size) OVERRIDE;
131 virtual void SetHasHorizontalScrollbar(
132 bool has_horizontal_scrollbar) OVERRIDE;
133 virtual void SetScrollOffsetPinning(
134 bool is_pinned_to_left, bool is_pinned_to_right) OVERRIDE;
135 virtual gfx::Rect GetBoundsInRootWindow() OVERRIDE;
136 virtual gfx::GLSurfaceHandle GetCompositingSurface() OVERRIDE;
137 #if defined(OS_WIN) || defined(USE_AURA)
138 virtual void ProcessAckedTouchEvent(
139 const TouchEventWithLatencyInfo& touch,
140 InputEventAckState ack_result) OVERRIDE;
141 #endif // defined(OS_WIN) || defined(USE_AURA)
142 virtual bool LockMouse() OVERRIDE;
143 virtual void UnlockMouse() OVERRIDE;
144 virtual void GetScreenInfo(WebKit::WebScreenInfo* results) OVERRIDE;
145 virtual void OnAccessibilityEvents(
146 const std::vector<AccessibilityHostMsg_EventParams>&
149 #if defined(OS_MACOSX)
150 // RenderWidgetHostView implementation.
151 virtual void SetActive(bool active) OVERRIDE;
152 virtual void SetTakesFocusOnlyOnMouseDown(bool flag) OVERRIDE;
153 virtual void SetWindowVisibility(bool visible) OVERRIDE;
154 virtual void WindowFrameChanged() OVERRIDE;
155 virtual void ShowDefinitionForSelection() OVERRIDE;
156 virtual bool SupportsSpeech() const OVERRIDE;
157 virtual void SpeakSelection() OVERRIDE;
158 virtual bool IsSpeaking() const OVERRIDE;
159 virtual void StopSpeaking() OVERRIDE;
161 // RenderWidgetHostViewPort implementation.
162 virtual void AboutToWaitForBackingStoreMsg() OVERRIDE;
163 virtual bool PostProcessEventForPluginIme(
164 const NativeWebKeyboardEvent& event) OVERRIDE;
165 #endif // defined(OS_MACOSX)
167 #if defined(OS_ANDROID)
168 // RenderWidgetHostViewPort implementation.
169 virtual void ShowDisambiguationPopup(const gfx::Rect& target_rect,
170 const SkBitmap& zoomed_bitmap) OVERRIDE;
171 virtual void HasTouchEventHandlers(bool need_touch_events) OVERRIDE;
172 #endif // defined(OS_ANDROID)
174 #if defined(TOOLKIT_GTK)
175 virtual GdkEventButton* GetLastMouseDown() OVERRIDE;
176 virtual gfx::NativeView BuildInputMethodsGtkMenu() OVERRIDE;
177 #endif // defined(TOOLKIT_GTK)
179 #if defined(OS_WIN) && !defined(USE_AURA)
180 virtual void WillWmDestroy() OVERRIDE;
181 #endif // defined(OS_WIN) && !defined(USE_AURA)
183 #if defined(OS_WIN) && defined(USE_AURA)
184 virtual void SetParentNativeViewAccessible(
185 gfx::NativeViewAccessible accessible_parent) OVERRIDE;
188 // Overridden from ui::GestureEventHelper.
189 virtual bool CanDispatchToConsumer(ui::GestureConsumer* consumer) OVERRIDE;
190 virtual void DispatchPostponedGestureEvent(ui::GestureEvent* event) OVERRIDE;
191 virtual void DispatchCancelTouchEvent(ui::TouchEvent* event) OVERRIDE;
194 friend class RenderWidgetHostView;
197 // Destroys this view without calling |Destroy| on |platform_view_|.
198 void DestroyGuestView();
200 // Builds and forwards a WebKitGestureEvent to the renderer.
201 bool ForwardGestureEventToRenderer(ui::GestureEvent* gesture);
203 // Process all of the given gestures (passes them on to renderer)
204 void ProcessGestures(ui::GestureRecognizer::Gestures* gestures);
207 RenderWidgetHostImpl* host_;
209 BrowserPluginGuest *guest_;
211 // The platform view for this RenderWidgetHostView.
212 // RenderWidgetHostViewGuest mostly only cares about stuff related to
213 // compositing, the rest are directly forwared to this |platform_view_|.
214 RenderWidgetHostViewPort* platform_view_;
215 #if defined(OS_WIN) || defined(USE_AURA)
216 scoped_ptr<ui::GestureRecognizer> gesture_recognizer_;
217 #endif // defined(OS_WIN) || defined(USE_AURA)
218 DISALLOW_COPY_AND_ASSIGN(RenderWidgetHostViewGuest);
221 } // namespace content
223 #endif // CHROME_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_GUEST_H_