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| 1 // Copyright (c) 2013 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_PUBLIC_COMMON_AX_NODE_H_ |
| 6 #define CONTENT_PUBLIC_COMMON_AX_NODE_H_ |
| 7 |
| 8 #include "content/public/common/ax_node_data.h" |
| 9 |
| 10 namespace content { |
| 11 |
| 12 class AXTree; |
| 13 |
| 14 // One node in an AXTree. The accessibility information is all in |
| 15 // data(); the rest of the interface is to walk the tree. |
| 16 class CONTENT_EXPORT AXNode { |
| 17 public: |
| 18 // Accessors. |
| 19 virtual int32 GetId() const = 0; |
| 20 virtual AXNode* GetParent() const = 0; |
| 21 virtual int GetChildCount() const = 0; |
| 22 virtual AXNode* ChildAtIndex(int index) const = 0; |
| 23 virtual const AXNodeData& data() const = 0; |
| 24 |
| 25 protected: |
| 26 AXNode(); |
| 27 virtual ~AXNode(); |
| 28 }; |
| 29 |
| 30 |
| 31 } // namespace content |
| 32 |
| 33 #endif // CONTENT_PUBLIC_COMMON_AX_NODE_H_ |
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