ui/views/accessibility/ax_aura_obj_wrapper.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_VIEWS_ACCESSIBILITY_AX_AURA_OBJ_WRAPPER_H_
   6 #define UI_VIEWS_ACCESSIBILITY_AX_AURA_OBJ_WRAPPER_H_
   7
   8 #include <vector>
   9
  10 #include "base/basictypes.h"
  11 #include "base/compiler_specific.h"
  12 #include "base/macros.h"
  13 #include "ui/gfx/geometry/point.h"
  14 #include "ui/views/views_export.h"
  15
  16 namespace ui {
  17 struct AXNodeData;
  18 }  // namespace ui
  19
  20 namespace views {
  21
  22 // An interface abstraction for Aura views that exposes the view-tree formed
  23 // by the implementing view types.
  24 class VIEWS_EXPORT AXAuraObjWrapper {
  25  public:
  26   virtual ~AXAuraObjWrapper() {}
  27
  28   // Traversal and serialization.
  29   virtual AXAuraObjWrapper* GetParent() = 0;
  30   virtual void GetChildren(
  31       std::vector<AXAuraObjWrapper*>* out_children) = 0;
  32   virtual void Serialize(ui::AXNodeData* out_node_data) = 0;
  33   virtual int32 GetID() = 0;
  34
  35   // Actions.
  36   virtual void DoDefault() {}
  37   virtual void Focus() {}
  38   virtual void MakeVisible() {}
  39   virtual void SetSelection(int32 start, int32 end) {}
  40   virtual void ShowContextMenu() {}
  41 };
  42
  43 }  // namespace views
  44
  45 #endif  // UI_VIEWS_ACCESSIBILITY_AX_AURA_OBJ_WRAPPER_H_