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Side by Side Diff: ui/aura/window_tree_host.h

Issue 191153004: Provide access to the WindowEventDispatcher as a ui::EventProcessor. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: . Created 6 years, 9 months ago
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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. 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 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #ifndef UI_AURA_WINDOW_TREE_HOST_H_ 5 #ifndef UI_AURA_WINDOW_TREE_HOST_H_
6 #define UI_AURA_WINDOW_TREE_HOST_H_ 6 #define UI_AURA_WINDOW_TREE_HOST_H_
7 7
8 #include <vector> 8 #include <vector>
9 9
10 #include "base/event_types.h" 10 #include "base/event_types.h"
11 #include "base/message_loop/message_loop.h" 11 #include "base/message_loop/message_loop.h"
12 #include "ui/aura/aura_export.h" 12 #include "ui/aura/aura_export.h"
13 #include "ui/base/cursor/cursor.h" 13 #include "ui/base/cursor/cursor.h"
14 #include "ui/gfx/native_widget_types.h" 14 #include "ui/gfx/native_widget_types.h"
15 15
16 namespace gfx { 16 namespace gfx {
17 class Insets; 17 class Insets;
18 class Point; 18 class Point;
19 class Rect; 19 class Rect;
20 class Size; 20 class Size;
21 class Transform; 21 class Transform;
22 } 22 }
23 23
24 namespace ui { 24 namespace ui {
25 class Compositor; 25 class Compositor;
26 class EventProcessor;
26 class ViewProp; 27 class ViewProp;
27 } 28 }
28 29
29 namespace aura { 30 namespace aura {
30 class RootWindowTransformer; 31 class RootWindowTransformer;
31 class WindowEventDispatcher; 32 class WindowEventDispatcher;
32 class WindowTreeHostObserver; 33 class WindowTreeHostObserver;
33 34
34 // WindowTreeHost bridges between a native window and the embedded RootWindow. 35 // WindowTreeHost bridges between a native window and the embedded RootWindow.
35 // It provides the accelerated widget and maps events from the native os to 36 // It provides the accelerated widget and maps events from the native os to
36 // aura. 37 // aura.
37 class AURA_EXPORT WindowTreeHost { 38 class AURA_EXPORT WindowTreeHost {
38 public: 39 public:
39 virtual ~WindowTreeHost(); 40 virtual ~WindowTreeHost();
40 41
41 // Creates a new WindowTreeHost. The caller owns the returned value. 42 // Creates a new WindowTreeHost. The caller owns the returned value.
42 static WindowTreeHost* Create(const gfx::Rect& bounds); 43 static WindowTreeHost* Create(const gfx::Rect& bounds);
43 44
44 // Returns the WindowTreeHost for the specified accelerated widget, or NULL 45 // Returns the WindowTreeHost for the specified accelerated widget, or NULL
45 // if there is none associated. 46 // if there is none associated.
46 static WindowTreeHost* GetForAcceleratedWidget(gfx::AcceleratedWidget widget); 47 static WindowTreeHost* GetForAcceleratedWidget(gfx::AcceleratedWidget widget);
47 48
48 void InitHost(); 49 void InitHost();
49 50
50 void InitCompositor(); 51 void InitCompositor();
51 52
53 void AddObserver(WindowTreeHostObserver* observer);
54 void RemoveObserver(WindowTreeHostObserver* observer);
55
52 Window* window() { return window_; } 56 Window* window() { return window_; }
53 const Window* window() const { return window_; } 57 const Window* window() const { return window_; }
54 58
55 void AddObserver(WindowTreeHostObserver* observer); 59 ui::EventProcessor* event_processor();
56 void RemoveObserver(WindowTreeHostObserver* observer);
57 60
58 WindowEventDispatcher* dispatcher() { 61 WindowEventDispatcher* dispatcher() {
59 return const_cast<WindowEventDispatcher*>( 62 return const_cast<WindowEventDispatcher*>(
60 const_cast<const WindowTreeHost*>(this)->dispatcher()); 63 const_cast<const WindowTreeHost*>(this)->dispatcher());
61 } 64 }
62 const WindowEventDispatcher* dispatcher() const { return dispatcher_.get(); } 65 const WindowEventDispatcher* dispatcher() const { return dispatcher_.get(); }
63 66
64 ui::Compositor* compositor() { return compositor_.get(); } 67 ui::Compositor* compositor() { return compositor_.get(); }
65 68
66 void SetRootWindowTransformer(scoped_ptr<RootWindowTransformer> transformer); 69 void SetRootWindowTransformer(scoped_ptr<RootWindowTransformer> transformer);
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214 gfx::NativeCursor last_cursor_; 217 gfx::NativeCursor last_cursor_;
215 218
216 scoped_ptr<ui::ViewProp> prop_; 219 scoped_ptr<ui::ViewProp> prop_;
217 220
218 DISALLOW_COPY_AND_ASSIGN(WindowTreeHost); 221 DISALLOW_COPY_AND_ASSIGN(WindowTreeHost);
219 }; 222 };
220 223
221 } // namespace aura 224 } // namespace aura
222 225
223 #endif // UI_AURA_WINDOW_TREE_HOST_H_ 226 #endif // UI_AURA_WINDOW_TREE_HOST_H_
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