OLD | NEW |
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 #include "content/browser/accessibility/browser_accessibility_win.h" | 5 #include "content/browser/accessibility/browser_accessibility_win.h" |
6 | 6 |
7 #include "ui/base/win/atl_module.h" | 7 #include "ui/base/win/atl_module.h" |
8 | 8 |
9 namespace content { | 9 namespace content { |
10 | 10 |
11 // static | 11 // static |
12 BrowserAccessibility* BrowserAccessibility::Create() { | 12 BrowserAccessibility* BrowserAccessibility::Create() { |
13 return new BrowserAccessibilityWin(); | 13 return new BrowserAccessibilityWin(); |
14 } | 14 } |
15 | 15 |
16 BrowserAccessibilityWin::BrowserAccessibilityWin() { | 16 BrowserAccessibilityWin::BrowserAccessibilityWin() { |
17 ui::win::CreateATLModuleIfNeeded(); | 17 ui::win::CreateATLModuleIfNeeded(); |
18 HRESULT hr = CComObject<BrowserAccessibilityComWin>::CreateInstance( | 18 HRESULT hr = CComObject<BrowserAccessibilityComWin>::CreateInstance( |
19 &browser_accessibility_com_); | 19 &browser_accessibility_com_); |
20 DCHECK(SUCCEEDED(hr)); | 20 DCHECK(SUCCEEDED(hr)); |
21 | 21 |
22 browser_accessibility_com_->AddRef(); | 22 browser_accessibility_com_->AddRef(); |
23 browser_accessibility_com_->SetOwner(this); | 23 browser_accessibility_com_->SetOwner(this); |
24 | 24 |
25 // Set the delegate to us | 25 // Set the delegate to us |
26 browser_accessibility_com_->Init(this); | 26 browser_accessibility_com_->Init(this); |
27 } | 27 } |
28 | 28 |
29 BrowserAccessibilityWin::~BrowserAccessibilityWin() {} | 29 BrowserAccessibilityWin::~BrowserAccessibilityWin() { |
| 30 if (browser_accessibility_com_) { |
| 31 browser_accessibility_com_->Destroy(); |
| 32 browser_accessibility_com_ = nullptr; |
| 33 } |
| 34 } |
30 | 35 |
31 void BrowserAccessibilityWin::UpdatePlatformAttributes() { | 36 void BrowserAccessibilityWin::UpdatePlatformAttributes() { |
32 GetCOM()->UpdateStep1ComputeWinAttributes(); | 37 GetCOM()->UpdateStep1ComputeWinAttributes(); |
33 GetCOM()->UpdateStep2ComputeHypertext(); | 38 GetCOM()->UpdateStep2ComputeHypertext(); |
34 GetCOM()->UpdateStep3FireEvents(false); | 39 GetCOM()->UpdateStep3FireEvents(false); |
35 } | 40 } |
36 | 41 |
37 void BrowserAccessibilityWin::Destroy() { | |
38 if (browser_accessibility_com_) { | |
39 browser_accessibility_com_->Destroy(); | |
40 browser_accessibility_com_ = nullptr; | |
41 } | |
42 BrowserAccessibility::Destroy(); | |
43 } | |
44 | |
45 void BrowserAccessibilityWin::OnSubtreeWillBeDeleted() { | 42 void BrowserAccessibilityWin::OnSubtreeWillBeDeleted() { |
46 GetCOM()->FireNativeEvent(EVENT_OBJECT_HIDE); | 43 GetCOM()->FireNativeEvent(EVENT_OBJECT_HIDE); |
47 } | 44 } |
48 | 45 |
49 bool BrowserAccessibilityWin::IsNative() const { | 46 bool BrowserAccessibilityWin::IsNative() const { |
50 return true; | 47 return true; |
51 } | 48 } |
52 | 49 |
53 void BrowserAccessibilityWin::OnLocationChanged() { | 50 void BrowserAccessibilityWin::OnLocationChanged() { |
54 GetCOM()->FireNativeEvent(EVENT_OBJECT_LOCATIONCHANGE); | 51 GetCOM()->FireNativeEvent(EVENT_OBJECT_LOCATIONCHANGE); |
(...skipping 15 matching lines...) Expand all Loading... |
70 return static_cast<BrowserAccessibilityWin*>(obj); | 67 return static_cast<BrowserAccessibilityWin*>(obj); |
71 } | 68 } |
72 | 69 |
73 const BrowserAccessibilityWin* | 70 const BrowserAccessibilityWin* |
74 ToBrowserAccessibilityWin(const BrowserAccessibility* obj) { | 71 ToBrowserAccessibilityWin(const BrowserAccessibility* obj) { |
75 DCHECK(!obj || obj->IsNative()); | 72 DCHECK(!obj || obj->IsNative()); |
76 return static_cast<const BrowserAccessibilityWin*>(obj); | 73 return static_cast<const BrowserAccessibilityWin*>(obj); |
77 } | 74 } |
78 | 75 |
79 } // namespace content | 76 } // namespace content |
OLD | NEW |