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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 #include "ui/views/accessibility/native_view_accessibility.h" | 5 #include "ui/views/accessibility/native_view_accessibility.h" |
6 | 6 |
| 7 #include "ui/accessibility/ax_view_state.h" |
| 8 #include "ui/views/view.h" |
| 9 #include "ui/views/widget/widget.h" |
| 10 |
7 namespace views { | 11 namespace views { |
8 | 12 |
9 #if !defined(OS_WIN) | 13 #if !defined(OS_WIN) |
10 // static | 14 // static |
11 NativeViewAccessibility* NativeViewAccessibility::Create(View* view) { | 15 NativeViewAccessibility* NativeViewAccessibility::Create(View* view) { |
12 return NULL; | 16 DCHECK(view); |
| 17 NativeViewAccessibility* instance = new NativeViewAccessibility(); |
| 18 instance->set_view(view); |
| 19 return instance; |
13 } | 20 } |
14 #endif | 21 #endif |
15 | 22 |
16 NativeViewAccessibility::NativeViewAccessibility() { | 23 NativeViewAccessibility::NativeViewAccessibility() |
| 24 : view_(NULL), ax_node_(ui::AXPlatformNode::Create(this)) { |
17 } | 25 } |
18 | 26 |
19 NativeViewAccessibility::~NativeViewAccessibility() { | 27 NativeViewAccessibility::~NativeViewAccessibility() { |
| 28 if (ax_node_) |
| 29 ax_node_->Destroy(); |
20 } | 30 } |
21 | 31 |
22 gfx::NativeViewAccessible NativeViewAccessibility::GetNativeObject() { | 32 gfx::NativeViewAccessible NativeViewAccessibility::GetNativeObject() { |
23 return NULL; | 33 return ax_node_ ? ax_node_->GetNativeViewAccessible() : NULL; |
24 } | 34 } |
25 | 35 |
26 void NativeViewAccessibility::Destroy() { | 36 void NativeViewAccessibility::Destroy() { |
27 delete this; | 37 delete this; |
28 } | 38 } |
29 | 39 |
30 #if !defined(OS_WIN) | 40 #if !defined(OS_WIN) |
31 // static | 41 // static |
32 void NativeViewAccessibility::RegisterWebView(View* web_view) { | 42 void NativeViewAccessibility::RegisterWebView(View* web_view) { |
33 } | 43 } |
34 | 44 |
35 // static | 45 // static |
36 void NativeViewAccessibility::UnregisterWebView(View* web_view) { | 46 void NativeViewAccessibility::UnregisterWebView(View* web_view) { |
37 } | 47 } |
38 #endif | 48 #endif |
39 | 49 |
| 50 // ui::AXPlatformNodeDelegate |
| 51 |
| 52 ui::AXNodeData* NativeViewAccessibility::GetData() { |
| 53 ui::AXViewState state; |
| 54 view_->GetAccessibleState(&state); |
| 55 data_.role = state.role; |
| 56 data_.location = view_->GetBoundsInScreen(); |
| 57 return &data_; |
| 58 } |
| 59 |
| 60 int NativeViewAccessibility::GetChildCount() { |
| 61 return view_->child_count(); |
| 62 } |
| 63 |
| 64 gfx::NativeViewAccessible NativeViewAccessibility::ChildAtIndex(int index) { |
| 65 if (index < 0 || index >= view_->child_count()) |
| 66 return NULL; |
| 67 return view_->child_at(index)->GetNativeViewAccessible(); |
| 68 } |
| 69 |
| 70 gfx::NativeViewAccessible NativeViewAccessibility::GetParent() { |
| 71 if (view_->parent()) |
| 72 return view_->parent()->GetNativeViewAccessible(); |
| 73 |
| 74 #if defined(OS_MACOSX) |
| 75 if (view_->GetWidget()) |
| 76 return view_->GetWidget()->GetNativeView(); |
| 77 #endif |
| 78 |
| 79 return NULL; |
| 80 } |
| 81 |
| 82 gfx::Vector2d NativeViewAccessibility::GetGlobalCoordinateOffset() { |
| 83 return gfx::Vector2d(0, 0); // location is already in screen coordinates. |
| 84 } |
| 85 |
| 86 void NativeViewAccessibility::NotifyAccessibilityEvent(ui::AXEvent event_type) { |
| 87 } |
| 88 |
40 } // namespace views | 89 } // namespace views |
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