ui/accessibility/platform/test_ax_node_wrapper.h

   1 // Copyright 2015 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_TEST_AX_NODE_WRAPPER_H_
   6 #define UI_ACCESSIBILITY_PLATFORM_TEST_AX_NODE_WRAPPER_H_
   7
   8 #include "ui/accessibility/ax_node.h"
   9 #include "ui/accessibility/ax_tree.h"
  10 #include "ui/accessibility/platform/ax_platform_node.h"
  11 #include "ui/accessibility/platform/ax_platform_node_delegate.h"
  12
  13 namespace ui {
  14
  15 // For testing, a TestAXNodeWrapper wraps an AXNode, implements
  16 // AXPlatformNodeDelegate, and owns an AXPlatformNode.
  17 class TestAXNodeWrapper : public AXPlatformNodeDelegate {
  18  public:
  19   // Create TestAXNodeWrapper instances on-demand from an AXTree and AXNode.
  20   // Note that this sets the AXTreeDelegate, you can't use this class if
  21   // you also want to implement AXTreeDelegate.
  22   static TestAXNodeWrapper* GetOrCreate(AXTree* tree, AXNode* node);
  23
  24   // Set a global coordinate offset for testing.
  25   static void SetGlobalCoordinateOffset(const gfx::Vector2d& offset);
  26
  27   virtual ~TestAXNodeWrapper();
  28
  29   AXPlatformNode* ax_platform_node() { return platform_node_; }
  30
  31   // AXPlatformNodeDelegate.
  32   const AXNodeData& GetData() override;
  33   gfx::NativeViewAccessible GetParent() override;
  34   int GetChildCount() override;
  35   gfx::NativeViewAccessible ChildAtIndex(int index) override;
  36   gfx::Vector2d GetGlobalCoordinateOffset() override;
  37   gfx::NativeViewAccessible HitTestSync(int x, int y) override;
  38   gfx::NativeViewAccessible GetFocus() override;
  39   gfx::AcceleratedWidget GetTargetForNativeAccessibilityEvent() override;
  40   void DoDefaultAction() override;
  41   bool SetStringValue(const base::string16& new_value) override;
  42
  43  private:
  44   TestAXNodeWrapper(AXTree* tree, AXNode* node);
  45
  46   AXTree* tree_;
  47   AXNode* node_;
  48   AXPlatformNode* platform_node_;
  49 };
  50
  51 }  // namespace ui
  52
  53 #endif  // UI_ACCESSIBILITY_PLATFORM_TEST_AX_NODE_WRAPPER_H_