1 /* 2 * Copyright (C) 2022 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef ACCESSIBILITY_WINDOW_MANGER_H 17 #define ACCESSIBILITY_WINDOW_MANGER_H 18 19 #include <map> 20 #include <memory> 21 #include <set> 22 #include "accessibility_window_info.h" 23 #include "event_handler.h" 24 #include "singleton.h" 25 #include "window_manager.h" 26 27 namespace OHOS { 28 namespace Accessibility { 29 30 constexpr int32_t SCENE_BOARD_WINDOW_ID = 1; // default scene board window id 1 31 constexpr int32_t INVALID_SCENE_BOARD_ELEMENT_ID = -1; // invalid scene board element id -1 32 33 class AccessibilityWindowManager { 34 DECLARE_SINGLETON(AccessibilityWindowManager) 35 public: 36 bool Init(); 37 void DeInit(); 38 static AccessibilityWindowInfo CreateAccessibilityWindowInfo(const sptr<Rosen::AccessibilityWindowInfo> windowInfo); 39 static void UpdateAccessibilityWindowInfo(AccessibilityWindowInfo &accWindowInfo, 40 const sptr<Rosen::AccessibilityWindowInfo> windowInfo); 41 int32_t ConvertToRealWindowId(int32_t windowId, int32_t focusType); 42 void RegisterWindowListener(const std::shared_ptr<AppExecFwk::EventHandler> &handler); 43 void DeregisterWindowListener(); 44 void SetActiveWindow(int32_t windowId); 45 void SetAccessibilityFocusedWindow(int32_t windowId); 46 std::vector<AccessibilityWindowInfo> GetAccessibilityWindows(); 47 bool GetAccessibilityWindow(int32_t windowId, AccessibilityWindowInfo &window); 48 bool IsValidWindow(int32_t windowId); 49 void ClearAccessibilityFocused(); 50 51 // used for window id 1, scene board 52 int32_t GetSceneBoardElementId(const int32_t windowId, const int32_t elementId); 53 int32_t GetRealWindowId(const sptr<Rosen::AccessibilityWindowInfo> windowInfo); 54 bool IsSceneBoard(const sptr<Rosen::AccessibilityWindowInfo> windowInfo); 55 56 // test for ut to resize a window 57 void SetWindowSize(int32_t windowId, Rect rect); 58 59 void OnWindowUpdate(const std::vector<sptr<Rosen::AccessibilityWindowInfo>>& infos, Rosen::WindowUpdateType type); 60 61 std::map<int32_t, AccessibilityWindowInfo> a11yWindows_ {}; 62 int32_t activeWindowId_ = INVALID_WINDOW_ID; 63 int32_t a11yFocusedWindowId_ = INVALID_WINDOW_ID; 64 std::set<int32_t> subWindows_ {}; // used for window id 1, scene board 65 66 private: 67 class AccessibilityWindowListener : public Rosen::IWindowUpdateListener { 68 public: AccessibilityWindowListener(AccessibilityWindowManager & windInfoMgr)69 explicit AccessibilityWindowListener(AccessibilityWindowManager &windInfoMgr) 70 : windInfoMgr_(windInfoMgr) {} 71 ~AccessibilityWindowListener() = default; 72 OnWindowUpdate(const std::vector<sptr<Rosen::AccessibilityWindowInfo>> & infos,Rosen::WindowUpdateType type)73 virtual void OnWindowUpdate(const std::vector<sptr<Rosen::AccessibilityWindowInfo>>& infos, 74 Rosen::WindowUpdateType type) override 75 { 76 windInfoMgr_.OnWindowUpdate(infos, type); 77 } 78 79 private: 80 AccessibilityWindowManager &windInfoMgr_; 81 }; 82 83 void WindowUpdateAdded(const std::vector<sptr<Rosen::AccessibilityWindowInfo>>& infos); 84 void WindowUpdateRemoved(const std::vector<sptr<Rosen::AccessibilityWindowInfo>>& infos); 85 void WindowUpdateBounds(const std::vector<sptr<Rosen::AccessibilityWindowInfo>>& infos); 86 void WindowUpdateActive(const std::vector<sptr<Rosen::AccessibilityWindowInfo>>& infos); 87 void WindowUpdateFocused(const std::vector<sptr<Rosen::AccessibilityWindowInfo>>& infos); 88 void WindowUpdateProperty(const std::vector<sptr<Rosen::AccessibilityWindowInfo>>& infos); 89 void ClearOldActiveWindow(); 90 91 sptr<AccessibilityWindowListener> windowListener_ = nullptr; 92 std::shared_ptr<AppExecFwk::EventHandler> eventHandler_ = nullptr; 93 }; 94 } // namespace Accessibility 95 } // namespace OHOS 96 #endif // ACCESSIBILITY_WINDOW_MANGER_H