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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 #ifndef CONTENT_BROWSER_ACCESSIBILITY_BROWSER_ACCESSIBILITY_MANAGER_WIN_H_ | 5 #ifndef CONTENT_BROWSER_ACCESSIBILITY_BROWSER_ACCESSIBILITY_MANAGER_WIN_H_ |
| 6 #define CONTENT_BROWSER_ACCESSIBILITY_BROWSER_ACCESSIBILITY_MANAGER_WIN_H_ | 6 #define CONTENT_BROWSER_ACCESSIBILITY_BROWSER_ACCESSIBILITY_MANAGER_WIN_H_ |
| 7 | 7 |
| 8 #include <oleacc.h> | 8 #include <oleacc.h> |
| 9 | 9 |
| 10 #include "base/memory/scoped_ptr.h" | 10 #include "base/memory/scoped_ptr.h" |
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| 30 // Get the closest containing HWND. | 30 // Get the closest containing HWND. |
| 31 HWND GetParentHWND(); | 31 HWND GetParentHWND(); |
| 32 | 32 |
| 33 // The IAccessible for the parent window. | 33 // The IAccessible for the parent window. |
| 34 IAccessible* GetParentIAccessible(); | 34 IAccessible* GetParentIAccessible(); |
| 35 | 35 |
| 36 // Calls NotifyWinEvent if the parent window's IAccessible pointer is known. | 36 // Calls NotifyWinEvent if the parent window's IAccessible pointer is known. |
| 37 void MaybeCallNotifyWinEvent(DWORD event, LONG child_id); | 37 void MaybeCallNotifyWinEvent(DWORD event, LONG child_id); |
| 38 | 38 |
| 39 // AXTree methods | 39 // AXTree methods |
| 40 virtual void OnNodeWillBeDeleted(ui::AXNode* node) OVERRIDE; | 40 virtual void OnNodeWillBeDeleted(ui::AXNode* node) override; |
| 41 virtual void OnNodeCreated(ui::AXNode* node) OVERRIDE; | 41 virtual void OnNodeCreated(ui::AXNode* node) override; |
| 42 | 42 |
| 43 // BrowserAccessibilityManager methods | 43 // BrowserAccessibilityManager methods |
| 44 virtual void OnWindowFocused() OVERRIDE; | 44 virtual void OnWindowFocused() override; |
| 45 virtual void NotifyAccessibilityEvent( | 45 virtual void NotifyAccessibilityEvent( |
| 46 ui::AXEvent event_type, BrowserAccessibility* node) OVERRIDE; | 46 ui::AXEvent event_type, BrowserAccessibility* node) override; |
| 47 | 47 |
| 48 // Track this object and post a VISIBLE_DATA_CHANGED notification when | 48 // Track this object and post a VISIBLE_DATA_CHANGED notification when |
| 49 // its container scrolls. | 49 // its container scrolls. |
| 50 // TODO(dmazzoni): remove once http://crbug.com/113483 is fixed. | 50 // TODO(dmazzoni): remove once http://crbug.com/113483 is fixed. |
| 51 void TrackScrollingObject(BrowserAccessibilityWin* node); | 51 void TrackScrollingObject(BrowserAccessibilityWin* node); |
| 52 | 52 |
| 53 // Return a pointer to the object corresponding to the given windows-specific | 53 // Return a pointer to the object corresponding to the given windows-specific |
| 54 // unique id, does not make a new reference. | 54 // unique id, does not make a new reference. |
| 55 BrowserAccessibilityWin* GetFromUniqueIdWin(LONG unique_id_win); | 55 BrowserAccessibilityWin* GetFromUniqueIdWin(LONG unique_id_win); |
| 56 | 56 |
| 57 // Called when |accessible_hwnd_| is deleted by its parent. | 57 // Called when |accessible_hwnd_| is deleted by its parent. |
| 58 void OnAccessibleHwndDeleted(); | 58 void OnAccessibleHwndDeleted(); |
| 59 | 59 |
| 60 protected: | 60 protected: |
| 61 // BrowserAccessibilityManager methods | 61 // BrowserAccessibilityManager methods |
| 62 virtual void OnRootChanged(ui::AXNode* new_root) OVERRIDE; | 62 virtual void OnRootChanged(ui::AXNode* new_root) override; |
| 63 | 63 |
| 64 private: | 64 private: |
| 65 // Give BrowserAccessibilityManager::Create access to our constructor. | 65 // Give BrowserAccessibilityManager::Create access to our constructor. |
| 66 friend class BrowserAccessibilityManager; | 66 friend class BrowserAccessibilityManager; |
| 67 | 67 |
| 68 // Track the most recent object that has been asked to scroll and | 68 // Track the most recent object that has been asked to scroll and |
| 69 // post a notification directly on it when it reaches its destination. | 69 // post a notification directly on it when it reaches its destination. |
| 70 // TODO(dmazzoni): remove once http://crbug.com/113483 is fixed. | 70 // TODO(dmazzoni): remove once http://crbug.com/113483 is fixed. |
| 71 BrowserAccessibilityWin* tracked_scroll_object_; | 71 BrowserAccessibilityWin* tracked_scroll_object_; |
| 72 | 72 |
| 73 // A mapping from the Windows-specific unique IDs (unique within the | 73 // A mapping from the Windows-specific unique IDs (unique within the |
| 74 // browser process) to accessibility ids within this page. | 74 // browser process) to accessibility ids within this page. |
| 75 base::hash_map<long, int32> unique_id_to_ax_id_map_; | 75 base::hash_map<long, int32> unique_id_to_ax_id_map_; |
| 76 | 76 |
| 77 // Set to true if we need to fire a focus event on the root as soon as | 77 // Set to true if we need to fire a focus event on the root as soon as |
| 78 // possible. | 78 // possible. |
| 79 bool focus_event_on_root_needed_; | 79 bool focus_event_on_root_needed_; |
| 80 | 80 |
| 81 DISALLOW_COPY_AND_ASSIGN(BrowserAccessibilityManagerWin); | 81 DISALLOW_COPY_AND_ASSIGN(BrowserAccessibilityManagerWin); |
| 82 }; | 82 }; |
| 83 | 83 |
| 84 } // namespace content | 84 } // namespace content |
| 85 | 85 |
| 86 #endif // CONTENT_BROWSER_ACCESSIBILITY_BROWSER_ACCESSIBILITY_MANAGER_WIN_H_ | 86 #endif // CONTENT_BROWSER_ACCESSIBILITY_BROWSER_ACCESSIBILITY_MANAGER_WIN_H_ |
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