Index: ui/accessibility/platform/ax_platform_node_delegate.h |
diff --git a/ui/accessibility/platform/ax_platform_node_delegate.h b/ui/accessibility/platform/ax_platform_node_delegate.h |
new file mode 100644 |
index 0000000000000000000000000000000000000000..9af5c4d5df48027749872a68803c98a878274432 |
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+++ b/ui/accessibility/platform/ax_platform_node_delegate.h |
@@ -0,0 +1,44 @@ |
+// 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 UI_ACCESSIBILITY_PLATFORM_AX_PLATFORM_NODE_DELEGATE_H_ |
+#define UI_ACCESSIBILITY_PLATFORM_AX_PLATFORM_NODE_DELEGATE_H_ |
+ |
+#include "ui/accessibility/ax_enums.h" |
+#include "ui/accessibility/ax_export.h" |
+#include "ui/gfx/geometry/vector2d.h" |
+#include "ui/gfx/native_widget_types.h" |
+ |
+namespace ui { |
+ |
+struct AXNodeData; |
+class AXPlatformNode; |
+ |
+class AX_EXPORT AXPlatformNodeDelegate { |
+ public: |
+ // Get the accessibility data that should be exposed for this node. |
+ virtual AXNodeData* GetData() = 0; |
+ |
+ // Get the parent of the node unless it's the root, then it returns NULL. |
+ virtual gfx::NativeViewAccessible GetParent() = 0; |
+ |
+ // Get the number of children of this node. |
+ virtual int GetChildCount() = 0; |
+ |
+ // Get the child of a node from [0...GetChildCount() - 1] |
+ virtual gfx::NativeViewAccessible ChildAtIndex(int index) = 0; |
+ |
+ // Get the offset to convert local coordinates to screen global coordinates. |
+ virtual gfx::Vector2d GetGlobalCoordinateOffset() = 0; |
+ |
+ // |
+ // Events. |
+ // |
+ virtual void NotifyAccessibilityEvent(ui::AXEvent event_type) = 0; |
+ |
+}; |
+ |
+} // namespace ui |
+ |
+#endif // UI_ACCESSIBILITY_PLATFORM_AX_PLATFORM_NODE_DELEGATE_H_ |