OLD | NEW |
1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2013 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_VIEWS_ACCESSIBILITY_NATIVE_VIEW_ACCESSIBILITY_H_ | 5 #ifndef UI_VIEWS_ACCESSIBILITY_NATIVE_VIEW_ACCESSIBILITY_H_ |
6 #define UI_VIEWS_ACCESSIBILITY_NATIVE_VIEW_ACCESSIBILITY_H_ | 6 #define UI_VIEWS_ACCESSIBILITY_NATIVE_VIEW_ACCESSIBILITY_H_ |
7 | 7 |
8 #include "ui/accessibility/ax_enums.h" | 8 #include "ui/accessibility/ax_node_data.h" |
| 9 #include "ui/accessibility/platform/ax_platform_node.h" |
| 10 #include "ui/accessibility/platform/ax_platform_node_delegate.h" |
9 #include "ui/gfx/native_widget_types.h" | 11 #include "ui/gfx/native_widget_types.h" |
10 #include "ui/views/views_export.h" | 12 #include "ui/views/views_export.h" |
11 | 13 |
12 namespace views { | 14 namespace views { |
13 | 15 |
14 class View; | 16 class View; |
15 | 17 |
16 class VIEWS_EXPORT NativeViewAccessibility { | 18 class VIEWS_EXPORT NativeViewAccessibility : public ui::AXPlatformNodeDelegate { |
17 public: | 19 public: |
18 static NativeViewAccessibility* Create(View* view); | 20 static NativeViewAccessibility* Create(View* view); |
19 | 21 |
20 virtual void NotifyAccessibilityEvent( | |
21 ui::AXEvent event_type) {} | |
22 | |
23 virtual gfx::NativeViewAccessible GetNativeObject(); | 22 virtual gfx::NativeViewAccessible GetNativeObject(); |
24 | 23 |
25 // Call Destroy rather than deleting this, because the subclass may | 24 // Call Destroy rather than deleting this, because the subclass may |
26 // use reference counting. | 25 // use reference counting. |
27 virtual void Destroy(); | 26 virtual void Destroy(); |
28 | 27 |
29 // WebViews need to be registered because they implement their own | 28 // WebViews need to be registered because they implement their own |
30 // tree of accessibility objects, and we need to check them when | 29 // tree of accessibility objects, and we need to check them when |
31 // mapping a child id to a NativeViewAccessible. | 30 // mapping a child id to a NativeViewAccessible. |
32 static void RegisterWebView(View* web_view); | 31 static void RegisterWebView(View* web_view); |
33 static void UnregisterWebView(View* web_view); | 32 static void UnregisterWebView(View* web_view); |
34 | 33 |
| 34 // ui::AXPlatformNodeDelegate |
| 35 virtual ui::AXNodeData* GetData() OVERRIDE; |
| 36 virtual int GetChildCount() OVERRIDE; |
| 37 virtual gfx::NativeViewAccessible ChildAtIndex(int index) OVERRIDE; |
| 38 virtual gfx::NativeViewAccessible GetParent() OVERRIDE; |
| 39 virtual gfx::Vector2d GetGlobalCoordinateOffset() OVERRIDE; |
| 40 virtual void NotifyAccessibilityEvent(ui::AXEvent event_type) OVERRIDE; |
| 41 |
35 protected: | 42 protected: |
36 NativeViewAccessibility(); | 43 NativeViewAccessibility(); |
37 virtual ~NativeViewAccessibility(); | 44 virtual ~NativeViewAccessibility(); |
38 | 45 |
| 46 void set_view(views::View* view) { view_ = view; } |
| 47 const View* view() const { return view_; } |
| 48 |
| 49 View* view_; // Weak. Owns this. |
| 50 |
39 private: | 51 private: |
| 52 // We own this, but it is reference-counted on some platforms so we can't use |
| 53 // a scoped_ptr. It is dereferenced in the destructor. |
| 54 ui::AXPlatformNode* ax_node_; |
| 55 |
| 56 ui::AXNodeData data_; |
| 57 |
40 DISALLOW_COPY_AND_ASSIGN(NativeViewAccessibility); | 58 DISALLOW_COPY_AND_ASSIGN(NativeViewAccessibility); |
41 }; | 59 }; |
42 | 60 |
43 } // namespace views | 61 } // namespace views |
44 | 62 |
45 #endif // UI_VIEWS_ACCESSIBILITY_NATIVE_VIEW_ACCESSIBILITY_H_ | 63 #endif // UI_VIEWS_ACCESSIBILITY_NATIVE_VIEW_ACCESSIBILITY_H_ |
OLD | NEW |