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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 #include "content/browser/accessibility/browser_accessibility_manager_win.h" | 5 #include "content/browser/accessibility/browser_accessibility_manager_win.h" |
| 6 | 6 |
| 7 #include "base/command_line.h" | 7 #include "base/command_line.h" |
| 8 #include "base/win/scoped_comptr.h" | 8 #include "base/win/scoped_comptr.h" |
| 9 #include "base/win/windows_version.h" | 9 #include "base/win/windows_version.h" |
| 10 #include "content/browser/accessibility/browser_accessibility_state_impl.h" | 10 #include "content/browser/accessibility/browser_accessibility_state_impl.h" |
| 11 #include "content/browser/accessibility/browser_accessibility_win.h" | 11 #include "content/browser/accessibility/browser_accessibility_win.h" |
| 12 #include "content/browser/renderer_host/legacy_render_widget_host_win.h" | 12 #include "content/browser/renderer_host/legacy_render_widget_host_win.h" |
| 13 #include "content/common/accessibility_messages.h" | 13 #include "content/common/accessibility_messages.h" |
| 14 #include "ui/base/win/atl_module.h" |
| 14 | 15 |
| 15 namespace content { | 16 namespace content { |
| 16 | 17 |
| 17 // static | 18 // static |
| 18 BrowserAccessibilityManager* BrowserAccessibilityManager::Create( | 19 BrowserAccessibilityManager* BrowserAccessibilityManager::Create( |
| 19 const ui::AXTreeUpdate& initial_tree, | 20 const ui::AXTreeUpdate& initial_tree, |
| 20 BrowserAccessibilityDelegate* delegate, | 21 BrowserAccessibilityDelegate* delegate, |
| 21 BrowserAccessibilityFactory* factory) { | 22 BrowserAccessibilityFactory* factory) { |
| 22 return new BrowserAccessibilityManagerWin( | 23 return new BrowserAccessibilityManagerWin( |
| 23 content::LegacyRenderWidgetHostHWND::Create(GetDesktopWindow()).get(), | 24 content::LegacyRenderWidgetHostHWND::Create(GetDesktopWindow()).get(), |
| 24 NULL, initial_tree, delegate, factory); | 25 NULL, initial_tree, delegate, factory); |
| 25 } | 26 } |
| 26 | 27 |
| 27 BrowserAccessibilityManagerWin* | 28 BrowserAccessibilityManagerWin* |
| 28 BrowserAccessibilityManager::ToBrowserAccessibilityManagerWin() { | 29 BrowserAccessibilityManager::ToBrowserAccessibilityManagerWin() { |
| 29 return static_cast<BrowserAccessibilityManagerWin*>(this); | 30 return static_cast<BrowserAccessibilityManagerWin*>(this); |
| 30 } | 31 } |
| 31 | 32 |
| 32 BrowserAccessibilityManagerWin::BrowserAccessibilityManagerWin( | 33 BrowserAccessibilityManagerWin::BrowserAccessibilityManagerWin( |
| 33 LegacyRenderWidgetHostHWND* accessible_hwnd, | 34 LegacyRenderWidgetHostHWND* accessible_hwnd, |
| 34 IAccessible* parent_iaccessible, | 35 IAccessible* parent_iaccessible, |
| 35 const ui::AXTreeUpdate& initial_tree, | 36 const ui::AXTreeUpdate& initial_tree, |
| 36 BrowserAccessibilityDelegate* delegate, | 37 BrowserAccessibilityDelegate* delegate, |
| 37 BrowserAccessibilityFactory* factory) | 38 BrowserAccessibilityFactory* factory) |
| 38 : BrowserAccessibilityManager(initial_tree, delegate, factory), | 39 : BrowserAccessibilityManager(initial_tree, delegate, factory), |
| 39 parent_hwnd_(accessible_hwnd->GetParent()), | 40 parent_hwnd_(accessible_hwnd->GetParent()), |
| 40 parent_iaccessible_(parent_iaccessible), | 41 parent_iaccessible_(parent_iaccessible), |
| 41 tracked_scroll_object_(NULL), | 42 tracked_scroll_object_(NULL), |
| 42 accessible_hwnd_(accessible_hwnd) { | 43 accessible_hwnd_(accessible_hwnd) { |
| 44 ui::win::CreateATLModuleIfNeeded(); |
| 43 accessible_hwnd_->set_browser_accessibility_manager(this); | 45 accessible_hwnd_->set_browser_accessibility_manager(this); |
| 44 } | 46 } |
| 45 | 47 |
| 46 BrowserAccessibilityManagerWin::~BrowserAccessibilityManagerWin() { | 48 BrowserAccessibilityManagerWin::~BrowserAccessibilityManagerWin() { |
| 47 if (tracked_scroll_object_) { | 49 if (tracked_scroll_object_) { |
| 48 tracked_scroll_object_->Release(); | 50 tracked_scroll_object_->Release(); |
| 49 tracked_scroll_object_ = NULL; | 51 tracked_scroll_object_ = NULL; |
| 50 } | 52 } |
| 51 if (accessible_hwnd_) | 53 if (accessible_hwnd_) |
| 52 accessible_hwnd_->OnManagerDeleted(); | 54 accessible_hwnd_->OnManagerDeleted(); |
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| 259 // |parent_iaccessible_| are no longer valid either, since they were | 261 // |parent_iaccessible_| are no longer valid either, since they were |
| 260 // derived from AccessibleHWND. We don't have to restore them to | 262 // derived from AccessibleHWND. We don't have to restore them to |
| 261 // previous values, though, because this should only happen | 263 // previous values, though, because this should only happen |
| 262 // during the destruct sequence for this window. | 264 // during the destruct sequence for this window. |
| 263 accessible_hwnd_ = NULL; | 265 accessible_hwnd_ = NULL; |
| 264 parent_hwnd_ = NULL; | 266 parent_hwnd_ = NULL; |
| 265 parent_iaccessible_ = NULL; | 267 parent_iaccessible_ = NULL; |
| 266 } | 268 } |
| 267 | 269 |
| 268 } // namespace content | 270 } // namespace content |
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