| // Copyright 2020 The Chromium Authors |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef UI_ACCESSIBILITY_TEST_SINGLE_AX_TREE_MANAGER_H_ |
| #define UI_ACCESSIBILITY_TEST_SINGLE_AX_TREE_MANAGER_H_ |
| |
| #include <memory> |
| |
| #include "ui/accessibility/ax_node_position.h" |
| #include "ui/accessibility/ax_tree.h" |
| #include "ui/accessibility/ax_tree_id.h" |
| #include "ui/accessibility/ax_tree_manager.h" |
| |
| namespace ui { |
| |
| class AXNode; |
| struct AXTreeUpdate; |
| |
| // Test only. |
| // |
| // A basic implementation of AXTreeManager that supports a single tree, |
| // and doesn't perform any walking across multiple trees. |
| class AX_EXPORT TestSingleAXTreeManager : public AXTreeManager { |
| public: |
| // This constructor does not create an empty AXTree. Call "SetTree" if you |
| // need to manage a specific tree. Useful when you need to test for the |
| // situation when no AXTree has been loaded yet. |
| TestSingleAXTreeManager(); |
| |
| // Takes ownership of |tree|. |
| explicit TestSingleAXTreeManager(std::unique_ptr<AXTree> tree); |
| |
| ~TestSingleAXTreeManager() override; |
| |
| TestSingleAXTreeManager(const TestSingleAXTreeManager& manager) = delete; |
| TestSingleAXTreeManager& operator=(const TestSingleAXTreeManager& manager) = |
| delete; |
| |
| TestSingleAXTreeManager(TestSingleAXTreeManager&& manager); |
| TestSingleAXTreeManager& operator=(TestSingleAXTreeManager&& manager); |
| |
| void DestroyTree(); |
| AXTree* GetTree() const; |
| |
| // Takes ownership of |tree|. |
| void SetTree(std::unique_ptr<AXTree> tree); |
| |
| // Creates and set the tree by a given AXTreeUpdate instance. |
| AXTree* Init(AXTreeUpdate tree_update); |
| |
| // Convenience functions to initialize directly from a few AXNodeData objects. |
| AXTree* Init(const AXNodeData& node1, |
| const AXNodeData& node2 = AXNodeData(), |
| const AXNodeData& node3 = AXNodeData(), |
| const AXNodeData& node4 = AXNodeData(), |
| const AXNodeData& node5 = AXNodeData(), |
| const AXNodeData& node6 = AXNodeData(), |
| const AXNodeData& node7 = AXNodeData(), |
| const AXNodeData& node8 = AXNodeData(), |
| const AXNodeData& node9 = AXNodeData(), |
| const AXNodeData& node10 = AXNodeData(), |
| const AXNodeData& node11 = AXNodeData(), |
| const AXNodeData& node12 = AXNodeData()); |
| |
| // Creates a tree position, a simple wrapper around |
| // AXNodePosition::CreateTreePosition. |
| AXNodePosition::AXPositionInstance CreateTreePosition(const AXNode& anchor, |
| int child_index) const; |
| |
| // Creates a tree position for the given |anchor_data| of a node from the |
| // given tree. |
| AXNodePosition::AXPositionInstance CreateTreePosition( |
| const AXTree* tree, |
| const AXNodeData& anchor_data, |
| int child_index) const; |
| |
| // Creates a tree position for the given |anchor_data| of a node from the |
| // current tree. |
| AXNodePosition::AXPositionInstance CreateTreePosition( |
| const AXNodeData& anchor_data, |
| int child_index) const; |
| |
| // Creates a text position, a simple wrapper around |
| // AXNodePosition::CreateTextPosition. |
| AXNodePosition::AXPositionInstance CreateTextPosition( |
| const AXNode& anchor, |
| int text_offset, |
| ax::mojom::TextAffinity affinity) const; |
| |
| // Creates a text position for the given |anchor_data| of a node from the |
| // given tree. |
| AXNodePosition::AXPositionInstance CreateTextPosition( |
| const AXTree* tree, |
| const AXNodeData& anchor_data, |
| int text_offset, |
| ax::mojom::TextAffinity affinity) const; |
| |
| // Creates a text position for the given |anchor_data| belonging to the |
| // current tree. |
| AXNodePosition::AXPositionInstance CreateTextPosition( |
| const AXNodeData& anchor_data, |
| int text_offset, |
| ax::mojom::TextAffinity affinity) const; |
| |
| // Creates a text position for the given |anchor_id| of a node from the |
| // given tree. |
| AXNodePosition::AXPositionInstance CreateTextPosition( |
| const AXNodeID& anchor_id, |
| int text_offset, |
| ax::mojom::TextAffinity affinity) const; |
| |
| // AXTreeManager implementation. |
| AXNode* GetParentNodeFromParentTree() const override; |
| }; |
| |
| } // namespace ui |
| |
| #endif // UI_ACCESSIBILITY_TEST_SINGLE_AX_TREE_MANAGER_H_ |