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
|
// Copyright (c) 2010 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 CHROME_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_VIEWS_H_
#define CHROME_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_VIEWS_H_
#pragma once
#include <map>
#include <string>
#include <vector>
#include "base/scoped_ptr.h"
#include "base/time.h"
#include "chrome/browser/renderer_host/render_widget_host_view.h"
#include "gfx/native_widget_types.h"
#include "third_party/WebKit/WebKit/chromium/public/WebInputEvent.h"
#include "views/controls/native/native_view_host.h"
#include "views/event.h"
#include "views/view.h"
#include "webkit/glue/webcursor.h"
class RenderWidgetHost;
struct NativeWebKeyboardEvent;
// -----------------------------------------------------------------------------
// See comments in render_widget_host_view.h about this class and its members.
// -----------------------------------------------------------------------------
class RenderWidgetHostViewViews : public RenderWidgetHostView,
public views::View {
public:
explicit RenderWidgetHostViewViews(RenderWidgetHost* widget);
virtual ~RenderWidgetHostViewViews();
// Initialize this object for use as a drawing area.
void InitAsChild();
// RenderWidgetHostView implementation.
virtual void InitAsPopup(RenderWidgetHostView* parent_host_view,
const gfx::Rect& pos);
virtual void InitAsFullscreen(RenderWidgetHostView* parent_host_view);
virtual RenderWidgetHost* GetRenderWidgetHost() const;
virtual void DidBecomeSelected();
virtual void WasHidden();
virtual void SetSize(const gfx::Size& size);
virtual void MovePluginWindows(
const std::vector<webkit_glue::WebPluginGeometry>& moves);
virtual void Focus();
virtual void Blur();
virtual bool HasFocus();
virtual void Show();
virtual void Hide();
virtual bool IsShowing();
virtual gfx::Rect GetViewBounds() const;
virtual void UpdateCursor(const WebCursor& cursor);
virtual void SetIsLoading(bool is_loading);
virtual void ImeUpdateTextInputState(WebKit::WebTextInputType type,
const gfx::Rect& caret_rect);
virtual void ImeCancelComposition();
virtual void DidUpdateBackingStore(
const gfx::Rect& scroll_rect, int scroll_dx, int scroll_dy,
const std::vector<gfx::Rect>& copy_rects);
virtual void RenderViewGone();
virtual void Destroy();
virtual void WillDestroyRenderWidget(RenderWidgetHost* rwh) {}
virtual void SetTooltipText(const std::wstring& tooltip_text);
virtual void SelectionChanged(const std::string& text);
virtual void ShowingContextMenu(bool showing);
virtual BackingStore* AllocBackingStore(const gfx::Size& size);
virtual void SetBackground(const SkBitmap& background);
virtual void CreatePluginContainer(gfx::PluginWindowHandle id);
virtual void DestroyPluginContainer(gfx::PluginWindowHandle id);
virtual void SetVisuallyDeemphasized(const SkColor* color, bool animate);
virtual bool ContainsNativeView(gfx::NativeView native_view) const;
virtual void AcceleratedCompositingActivated(bool activated);
gfx::NativeView native_view() const;
virtual gfx::NativeView GetNativeView() { return native_view(); }
virtual void Paint(gfx::Canvas* canvas);
// Overridden from views::View.
gfx::NativeCursor GetCursorForPoint(views::Event::EventType type,
const gfx::Point& point);
// Views mouse events, overridden from views::View.
virtual bool OnMousePressed(const views::MouseEvent& event);
virtual bool OnMouseDragged(const views::MouseEvent& event);
virtual void OnMouseReleased(const views::MouseEvent& event, bool canceled);
virtual void OnMouseMoved(const views::MouseEvent& e);
virtual void OnMouseEntered(const views::MouseEvent& event);
virtual void OnMouseExited(const views::MouseEvent& event);
virtual bool OnMouseWheel(const views::MouseWheelEvent& e);
// Views keyboard events, overridden from views::View.
virtual bool OnKeyPressed(const views::KeyEvent &e);
virtual bool OnKeyReleased(const views::KeyEvent &e);
virtual void DidGainFocus();
virtual void WillLoseFocus();
// Forwards a keyboard event to renderer.
void ForwardKeyboardEvent(const NativeWebKeyboardEvent& event);
// Views touch events, overridden from views::View.
virtual bool OnTouchEvent(const views::TouchEvent& e);
private:
friend class RenderWidgetHostViewViewsWidget;
// Returns whether the widget needs an input grab to work
// properly.
bool NeedsInputGrab();
// Returns whether this render view is a popup (<select> dropdown or
// autocomplete window).
bool IsPopup();
// Update the display cursor for the render view.
void ShowCurrentCursor();
// Translate a views::MouseEvent into a WebKit::WebMouseEvent.
WebKit::WebMouseEvent WebMouseEventFromViewsEvent(
const views::MouseEvent& event);
// The model object.
RenderWidgetHost* host_;
// This is true when we are currently painting and thus should handle extra
// paint requests by expanding the invalid rect rather than actually
// painting.
bool about_to_validate_and_paint_;
// This is the rectangle which we'll paint.
gfx::Rect invalid_rect_;
// Whether or not this widget is hidden.
bool is_hidden_;
// Whether we are currently loading.
bool is_loading_;
// The cursor for the page. This is passed up from the renderer.
WebCursor current_cursor_;
// The native cursor.
gfx::NativeCursor native_cursor_;
// Whether we are showing a context menu.
bool is_showing_context_menu_;
// The time at which this view started displaying white pixels as a result of
// not having anything to paint (empty backing store from renderer). This
// value returns true for is_null() if we are not recording whiteout times.
base::TimeTicks whiteout_start_time_;
// The time it took after this view was selected for it to be fully painted.
base::TimeTicks tab_switch_paint_time_;
// If true, fade the render widget when painting it.
bool visually_deemphasized_;
// The size that we want the renderer to be.
gfx::Size requested_size_;
// The touch-event. Its touch-points are updated as necessary. A new
// touch-point is added from an ET_TOUCH_PRESSED event, and a touch-point is
// removed from the list on an ET_TOUCH_RELEASED event.
WebKit::WebTouchEvent touch_event_;
DISALLOW_COPY_AND_ASSIGN(RenderWidgetHostViewViews);
};
#endif // CHROME_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_VIEWS_H_
|