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Unified Diff: chrome/browser/browser_accessibility_manager.h

Issue 2830005: Rename browser_accessibility to browser_accessibility_win, and same for... (Closed) Base URL: svn://chrome-svn/chrome/trunk/src/
Patch Set: '' Created 10 years, 6 months ago
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Index: chrome/browser/browser_accessibility_manager.h
===================================================================
--- chrome/browser/browser_accessibility_manager.h (revision 49836)
+++ chrome/browser/browser_accessibility_manager.h (working copy)
@@ -1,120 +0,0 @@
-// Copyright (c) 2010 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#ifndef CHROME_BROWSER_BROWSER_ACCESSIBILITY_MANAGER_H_
-#define CHROME_BROWSER_BROWSER_ACCESSIBILITY_MANAGER_H_
-
-#include <atlbase.h>
-#include <atlcom.h>
-#include <oleacc.h>
-
-#include <map>
-
-#include "base/hash_tables.h"
-#include "base/scoped_comptr_win.h"
-#include "base/scoped_ptr.h"
-#include "webkit/glue/webaccessibility.h"
-
-class BrowserAccessibility;
-class RenderProcessHost;
-class RenderWidgetHost;
-
-class BrowserAccessibilityFactory {
- public:
- virtual ~BrowserAccessibilityFactory() {}
-
- // Create an instance of BrowserAccessibility and return a new
- // reference to it.
- virtual BrowserAccessibility* Create();
-};
-
-// Class that can perform actions on behalf of the BrowserAccessibilityManager.
-class BrowserAccessibilityDelegate {
- public:
- virtual ~BrowserAccessibilityDelegate() {}
- virtual void SetAccessibilityFocus(int acc_obj_id) = 0;
- virtual void AccessibilityDoDefaultAction(int acc_obj_id) = 0;
-};
-
-// Manages a tree of BrowserAccessibility objects.
-class BrowserAccessibilityManager {
- public:
- BrowserAccessibilityManager(
- HWND parent_hwnd,
- const webkit_glue::WebAccessibility& src,
- BrowserAccessibilityDelegate* delegate,
- BrowserAccessibilityFactory* factory = new BrowserAccessibilityFactory());
-
- virtual ~BrowserAccessibilityManager();
-
- // Return a pointer to the root of the tree, does not make a new reference.
- BrowserAccessibility* GetRoot();
-
- // Return a pointer to the object corresponding to the given child_id,
- // does not make a new reference.
- BrowserAccessibility* GetFromChildID(LONG child_id);
-
- // Get a the default IAccessible for the parent window, does not make a
- // new reference.
- IAccessible* GetParentWindowIAccessible();
-
- // Get the parent window.
- HWND GetParentHWND();
-
- // Return the object that has focus, if it's a descandant of the
- // given root (inclusive). Does not make a new reference.
- BrowserAccessibility* GetFocus(BrowserAccessibility* root);
-
- // Tell the renderer to set focus to this node.
- void SetFocus(const BrowserAccessibility& node);
-
- // Tell the renderer to do the default action for this node.
- void DoDefaultAction(const BrowserAccessibility& node);
-
- // Called when the renderer process has notified us of a focus or state
- // change. Send a notification to MSAA clients of the change.
- void OnAccessibilityFocusChange(int acc_obj_id);
- void OnAccessibilityObjectStateChange(int acc_obj_id);
-
- private:
- // Recursively build a tree of BrowserAccessibility objects from
- // the WebAccessibility tree received from the renderer process.
- BrowserAccessibility* CreateAccessibilityTree(
- BrowserAccessibility* parent,
- const webkit_glue::WebAccessibility& src,
- int index_in_parent);
-
- // The parent window.
- HWND parent_hwnd_;
-
- // The object that can perform actions on our behalf.
- BrowserAccessibilityDelegate* delegate_;
-
- // Factory to create BrowserAccessibility objects (for dependency injection).
- scoped_ptr<BrowserAccessibilityFactory> factory_;
-
- // A default IAccessible instance for the parent window.
- ScopedComPtr<IAccessible> window_iaccessible_;
-
- // The root of the tree of IAccessible objects and the element that
- // currently has focus, if any.
- BrowserAccessibility* root_;
- BrowserAccessibility* focus_;
-
- // A mapping from the IDs of objects in the renderer, to the child IDs
- // we use internally here.
- base::hash_map<int, LONG> renderer_id_to_child_id_map_;
-
- // A mapping from child IDs to BrowserAccessibility objects.
- base::hash_map<LONG, BrowserAccessibility*> child_id_map_;
-
- // The next child ID to use; static so that they're global to the process.
- // Screen readers cache these IDs to see if they've seen the same object
- // before so we should avoid reusing them within the same project.
- static LONG next_child_id_;
-
- DISALLOW_COPY_AND_ASSIGN(BrowserAccessibilityManager);
-};
-
-#endif // CHROME_BROWSER_BROWSER_ACCESSIBILITY_MANAGER_H_
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