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// Copyright 2014 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_UI_ASH_ACCESSIBILITY_AX_TREE_SOURCE_ASH_H_
#define CHROME_BROWSER_UI_ASH_ACCESSIBILITY_AX_TREE_SOURCE_ASH_H_
#include <map>
#include "base/basictypes.h"
#include "base/memory/scoped_ptr.h"
#include "chrome/browser/ui/ash/accessibility/ax_root_obj_wrapper.h"
#include "ui/accessibility/ax_tree_source.h"
namespace views {
class AXAuraObjWrapper;
} // namespace views
// This class exposes the views hierarchy as an accessibility tree permitting
// use with other accessibility classes.
class AXTreeSourceAsh
: public ui::AXTreeSource<views::AXAuraObjWrapper*> {
public:
AXTreeSourceAsh();
~AXTreeSourceAsh() override;
// A set of actions invoked on an Aura view.
void DoDefault(int32 id);
void Focus(int32 id);
void MakeVisible(int32 id);
void SetSelection(int32 id, int32 start, int32 end);
// AXTreeSource implementation.
views::AXAuraObjWrapper* GetRoot() const override;
views::AXAuraObjWrapper* GetFromId(int32 id) const override;
int32 GetId(views::AXAuraObjWrapper* node) const override;
void GetChildren(
views::AXAuraObjWrapper* node,
std::vector<views::AXAuraObjWrapper*>* out_children) const override;
views::AXAuraObjWrapper* GetParent(
views::AXAuraObjWrapper* node) const override;
bool IsValid(views::AXAuraObjWrapper* node) const override;
bool IsEqual(views::AXAuraObjWrapper* node1,
views::AXAuraObjWrapper* node2) const override;
views::AXAuraObjWrapper* GetNull() const override;
void SerializeNode(views::AXAuraObjWrapper* node,
ui::AXNodeData* out_data) const override;
// Useful for debugging.
std::string ToString(views::AXAuraObjWrapper* root, std::string prefix);
private:
scoped_ptr<AXRootObjWrapper> root_;
DISALLOW_COPY_AND_ASSIGN(AXTreeSourceAsh);
};
#endif // CHROME_BROWSER_UI_ASH_ACCESSIBILITY_AX_TREE_SOURCE_ASH_H_
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