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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 <map> | |
9 | |
8 #include "base/macros.h" | 10 #include "base/macros.h" |
9 #include "build/build_config.h" | 11 #include "build/build_config.h" |
10 #include "ui/accessibility/ax_action_data.h" | 12 #include "ui/accessibility/ax_action_data.h" |
11 #include "ui/accessibility/ax_node_data.h" | 13 #include "ui/accessibility/ax_node_data.h" |
12 #include "ui/accessibility/platform/ax_platform_node.h" | 14 #include "ui/accessibility/platform/ax_platform_node.h" |
13 #include "ui/accessibility/platform/ax_platform_node_delegate.h" | 15 #include "ui/accessibility/platform/ax_platform_node_delegate.h" |
14 #include "ui/gfx/native_widget_types.h" | 16 #include "ui/gfx/native_widget_types.h" |
15 #include "ui/views/views_export.h" | 17 #include "ui/views/views_export.h" |
16 #include "ui/views/widget/widget_observer.h" | 18 #include "ui/views/widget/widget_observer.h" |
17 | 19 |
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29 | 31 |
30 namespace views { | 32 namespace views { |
31 | 33 |
32 class View; | 34 class View; |
33 class Widget; | 35 class Widget; |
34 | 36 |
35 class VIEWS_EXPORT NativeViewAccessibility | 37 class VIEWS_EXPORT NativeViewAccessibility |
36 : public ui::AXPlatformNodeDelegate, | 38 : public ui::AXPlatformNodeDelegate, |
37 public WidgetObserver { | 39 public WidgetObserver { |
38 public: | 40 public: |
39 static NativeViewAccessibility* Create(View* view); | 41 static NativeViewAccessibility* GetOrCreate(View* view); |
40 | 42 |
41 gfx::NativeViewAccessible GetNativeObject(); | 43 gfx::NativeViewAccessible GetNativeObject(); |
42 | 44 |
43 // Call Destroy rather than deleting this, because the subclass may | 45 // Call Destroy rather than deleting this, because the subclass may |
44 // use reference counting. | 46 // use reference counting. |
45 virtual void Destroy(); | 47 virtual void Destroy(); |
46 | 48 |
47 void NotifyAccessibilityEvent(ui::AXEvent event_type); | 49 void NotifyAccessibilityEvent(ui::AXEvent event_type); |
48 | 50 |
49 // Focuses or unfocuses a View. | 51 // Focuses or unfocuses a View. |
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74 | 76 |
75 // Weak. Owns this. | 77 // Weak. Owns this. |
76 View* view_; | 78 View* view_; |
77 | 79 |
78 // Weak. Uses WidgetObserver to clear. This is set on the root view for | 80 // Weak. Uses WidgetObserver to clear. This is set on the root view for |
79 // a widget that's owned by another widget, so we can walk back up the | 81 // a widget that's owned by another widget, so we can walk back up the |
80 // tree. | 82 // tree. |
81 Widget* parent_widget_; | 83 Widget* parent_widget_; |
82 | 84 |
83 private: | 85 private: |
86 // A static map of all the Views with an associated NativeViewAccessibility. | |
dmazzoni
2016/12/28 18:02:35
Perhaps:
// A static map from every View to its a
Patti Lor
2017/01/11 02:01:48
Done.
| |
87 typedef std::map<View*, NativeViewAccessibility*> NativeViewAccessibilityMap; | |
88 static NativeViewAccessibilityMap* GetNativeViewAccessibilityMap(); | |
89 | |
90 // Creates new platform-specific NativeViewAccessibility subclass instances. | |
91 static NativeViewAccessibility* CreateNewNativeViewAccessibilityImpl( | |
tapted
2016/12/22 02:56:36
Can we call this just `Create` still? (Also - I th
Patti Lor
2017/01/11 02:01:48
Renamed, but kept this returning a raw ptr as disc
| |
92 View* view); | |
93 | |
84 void PopulateChildWidgetVector(std::vector<Widget*>* result_child_widgets); | 94 void PopulateChildWidgetVector(std::vector<Widget*>* result_child_widgets); |
85 | 95 |
86 // We own this, but it is reference-counted on some platforms so we can't use | 96 // We own this, but it is reference-counted on some platforms so we can't use |
87 // a scoped_ptr. It is dereferenced in the destructor. | 97 // a scoped_ptr. It is dereferenced in the destructor. |
88 ui::AXPlatformNode* ax_node_; | 98 ui::AXPlatformNode* ax_node_; |
89 | 99 |
90 ui::AXNodeData data_; | 100 ui::AXNodeData data_; |
91 | 101 |
92 DISALLOW_COPY_AND_ASSIGN(NativeViewAccessibility); | 102 DISALLOW_COPY_AND_ASSIGN(NativeViewAccessibility); |
93 }; | 103 }; |
94 | 104 |
95 } // namespace views | 105 } // namespace views |
96 | 106 |
97 #endif // UI_VIEWS_ACCESSIBILITY_NATIVE_VIEW_ACCESSIBILITY_H_ | 107 #endif // UI_VIEWS_ACCESSIBILITY_NATIVE_VIEW_ACCESSIBILITY_H_ |
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