content/browser/accessibility/browser_accessibility_manager_gtk.h

   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
   3 // found in the LICENSE file.
   4
   5 #ifndef CONTENT_BROWSER_ACCESSIBILITY_BROWSER_ACCESSIBILITY_MANAGER_GTK_H_
   6 #define CONTENT_BROWSER_ACCESSIBILITY_BROWSER_ACCESSIBILITY_MANAGER_GTK_H_
   7
   8 #include "content/browser/accessibility/browser_accessibility_manager.h"
   9
  10 struct ViewHostMsg_AccessibilityNotification_Params;
  11
  12 namespace content {
  13 class BrowserAccessibilityGtk;
  14
  15 // Manages a tree of BrowserAccessibilityGtk objects.
  16 class CONTENT_EXPORT BrowserAccessibilityManagerGtk
  17     : public BrowserAccessibilityManager {
  18  public:
  19   BrowserAccessibilityManagerGtk(
  20       GtkWidget* parent_widget,
  21       const ui::AXNodeData& src,
  22       BrowserAccessibilityDelegate* delegate,
  23       BrowserAccessibilityFactory* factory = new BrowserAccessibilityFactory());
  24
  25   virtual ~BrowserAccessibilityManagerGtk();
  26
  27   static ui::AXNodeData GetEmptyDocument();
  28
  29   // BrowserAccessibilityManager methods
  30   virtual void NotifyAccessibilityEvent(
  31       ui::AXEvent event_type, BrowserAccessibility* node) OVERRIDE;
  32
  33   GtkWidget* parent_widget() { return parent_widget_; }
  34
  35  private:
  36   void RecursivelySendChildrenChanged(BrowserAccessibilityGtk* node);
  37
  38   GtkWidget* parent_widget_;
  39
  40   // Give BrowserAccessibilityManager::Create access to our constructor.
  41   friend class BrowserAccessibilityManager;
  42
  43   DISALLOW_COPY_AND_ASSIGN(BrowserAccessibilityManagerGtk);
  44 };
  45
  46 }  // namespace content
  47
  48 #endif  // CONTENT_BROWSER_ACCESSIBILITY_BROWSER_ACCESSIBILITY_MANAGER_GTK_H_