ui/accessibility/platform/ax_platform_node_base.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_BASE_H_
   6 #define UI_ACCESSIBILITY_PLATFORM_AX_PLATFORM_NODE_BASE_H_
   7
   8 #include "ui/accessibility/ax_enums.h"
   9 #include "ui/accessibility/platform/ax_platform_node.h"
  10 #include "ui/gfx/geometry/rect.h"
  11 #include "ui/gfx/native_widget_types.h"
  12
  13 namespace ui {
  14
  15 class AXPlatformNodeDelegate;
  16
  17 class AXPlatformNodeBase : public AXPlatformNode {
  18  public:
  19    virtual void Init(AXPlatformNodeDelegate* delegate);
  20
  21   // These are simple wrappers to our delegate.
  22   AXRole GetRole() const;
  23   gfx::Rect GetBoundsInScreen() const;
  24   gfx::NativeViewAccessible GetParent();
  25   int GetChildCount();
  26   gfx::NativeViewAccessible ChildAtIndex(int index);
  27
  28   // AXPlatformNode
  29   virtual void Destroy() OVERRIDE;
  30   virtual gfx::NativeViewAccessible GetNativeViewAccessible() OVERRIDE;
  31
  32  protected:
  33   AXPlatformNodeBase();
  34   virtual ~AXPlatformNodeBase();
  35
  36   AXPlatformNodeDelegate* delegate_;  // Weak. Owns this.
  37
  38  private:
  39   DISALLOW_COPY_AND_ASSIGN(AXPlatformNodeBase);
  40 };
  41
  42 }  // namespace ui
  43
  44 #endif  // UI_ACCESSIBILITY_PLATFORM_AX_PLATFORM_NODE_BASE_H_