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