ui/accessibility/platform/ax_platform_node.h

   1 // Copyright 2014 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 UI_ACCESSIBILITY_PLATFORM_AX_PLATFORM_NODE_H_
   6 #define UI_ACCESSIBILITY_PLATFORM_AX_PLATFORM_NODE_H_
   7
   8 #include "ui/accessibility/ax_export.h"
   9 #include "ui/gfx/native_widget_types.h"
  10
  11 namespace ui {
  12
  13 class AXPlatformNodeDelegate;
  14
  15 class AX_EXPORT AXPlatformNode {
  16  public:
  17   // Create a platform appropriate instance.
  18   static AXPlatformNode* Create(AXPlatformNodeDelegate* delegate);
  19
  20   // Call Destroy rather than deleting this, because the subclass may
  21   // use reference counting.
  22   virtual void Destroy() = 0;
  23
  24   virtual gfx::NativeViewAccessible GetNativeViewAccessible() = 0;
  25
  26  protected:
  27   AXPlatformNode();
  28   virtual ~AXPlatformNode();
  29 };
  30
  31 }  // namespace ui
  32
  33 #endif  // UI_ACCESSIBILITY_PLATFORM_AX_PLATFORM_NODE_H_