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 "ffrt.h" 25 #include "singleton.h" 26 #include "window_manager.h" 27 #include "safe_map.h" 28 29 namespace OHOS { 30 namespace Accessibility { 31 32 constexpr int32_t SCENE_BOARD_WINDOW_ID = 1; // default scene board window id 1 33 constexpr int64_t INVALID_SCENE_BOARD_ELEMENT_ID = -1; // invalid scene board element id -1 34 35 class AccessibilityWindowManager { 36 DECLARE_SINGLETON(AccessibilityWindowManager) 37 public: 38 bool Init(); 39 void DeInit(); 40 void WinDeInit(); 41 static AccessibilityWindowInfo CreateAccessibilityWindowInfo(const sptr<Rosen::AccessibilityWindowInfo> windowInfo); 42 static void UpdateAccessibilityWindowInfo(AccessibilityWindowInfo &accWindowInfo, 43 const sptr<Rosen::AccessibilityWindowInfo> windowInfo); 44 static bool CheckIntegerOverflow(const Rosen::Rect& rect); 45 int32_t ConvertToRealWindowId(int32_t windowId, int32_t focusType); 46 void RegisterWindowListener(const std::shared_ptr<AppExecFwk::EventHandler> &handler); 47 void DeregisterWindowListener(); 48 void SetActiveWindow(int32_t windowId, bool isSendEvent = true); 49 int32_t GetActiveWindowId(); 50 void SetAccessibilityFocusedWindow(int32_t windowId); 51 std::vector<AccessibilityWindowInfo> GetAccessibilityWindows(); 52 bool GetAccessibilityWindow(int32_t windowId, AccessibilityWindowInfo &window); 53 std::string GetA11yWindowsBundleName(int32_t windowId, std::string bundleName); 54 void SetEventInfoBundleName(const AccessibilityEventInfo &uiEvent); 55 void SetEventInfoBundleNameOld(const AccessibilityEventInfo &uiEvent, const int32_t windowId, 56 std::map<int32_t, AccessibilityWindowInfo> &oldA11yWindows_); 57 bool IsValidWindow(int32_t windowId); 58 void ClearAccessibilityFocused(); 59 60 // used for window id 1, scene board 61 int64_t GetSceneBoardElementId(const int32_t windowId, const int64_t elementId); 62 int32_t GetRealWindowId(const sptr<Rosen::AccessibilityWindowInfo> windowInfo); 63 bool IsSceneBoard(const sptr<Rosen::AccessibilityWindowInfo> windowInfo); 64 bool IsScenePanel(const sptr<Rosen::AccessibilityWindowInfo> windowInfo); 65 66 // used for batch query, provide window and element id translation 67 void GetRealWindowAndElementId(int32_t& windowId, int64_t& elementId); 68 void GetSceneBoardInnerWinId(int32_t windowId, int64_t elementId, int32_t& innerWid); 69 70 RetError GetFocusedWindowId(int32_t &focusedWindowId); 71 72 // test for ut to resize a window 73 void SetWindowSize(int32_t windowId, Rect rect); 74 75 void OnWindowUpdate(const std::vector<sptr<Rosen::AccessibilityWindowInfo>>& infos, Rosen::WindowUpdateType type); 76 77 bool IsInnerWindowRootElement(int64_t elementId); 78 79 void InsertTreeIdWindowIdPair(int32_t treeId, int32_t windowId); 80 81 void RemoveTreeIdWindowIdPair(int32_t treeId); 82 83 // return 0 when not found 84 int32_t FindTreeIdWindowIdPair(int32_t treeId); 85 86 bool CheckEvents(); 87 88 std::map<int32_t, AccessibilityWindowInfo> a11yWindows_ {}; 89 int32_t activeWindowId_ = INVALID_WINDOW_ID; 90 int32_t a11yFocusedWindowId_ = INVALID_WINDOW_ID; 91 std::set<int32_t> subWindows_ {}; // used for window id 1, scene board 92 93 // used for arkui windowId 1 map to WMS windowId 94 class SceneBoardElementIdMap { 95 public: 96 SceneBoardElementIdMap() = default; 97 ~SceneBoardElementIdMap() = default; 98 void InsertPair(const int32_t windowId, const int64_t elementId); 99 void RemovePair(const int32_t windowId); 100 bool CheckWindowIdPair(const int32_t windowId); 101 std::map<int32_t, int64_t> GetAllPairs(); 102 void Clear(); 103 private: 104 std::map<int32_t, int64_t> windowElementMap_; 105 ffrt::mutex mapMutex_; 106 }; 107 SceneBoardElementIdMap sceneBoardElementIdMap_ = {}; 108 109 private: 110 class AccessibilityWindowListener : public Rosen::IWindowUpdateListener { 111 public: AccessibilityWindowListener(AccessibilityWindowManager & windInfoMgr)112 explicit AccessibilityWindowListener(AccessibilityWindowManager &windInfoMgr) 113 : windInfoMgr_(windInfoMgr) {} 114 ~AccessibilityWindowListener() = default; 115 OnWindowUpdate(const std::vector<sptr<Rosen::AccessibilityWindowInfo>> & infos,Rosen::WindowUpdateType type)116 virtual void OnWindowUpdate(const std::vector<sptr<Rosen::AccessibilityWindowInfo>>& infos, 117 Rosen::WindowUpdateType type) override 118 { 119 windInfoMgr_.OnWindowUpdate(infos, type); 120 } 121 122 private: 123 AccessibilityWindowManager &windInfoMgr_; 124 }; 125 126 class WindowRotationChangeListener : public Rosen::IWindowRotationChangeListener { 127 public: 128 explicit WindowRotationChangeListener(); 129 ~WindowRotationChangeListener() = default; 130 131 virtual void OnRotationChange(const Rosen::RotationChangeInfo& rotationChangeInfo, 132 Rosen::RotationChangeResult& rotationChangeResult) override; 133 }; 134 135 bool CompareRect(const Rect &rectAccessibility, const Rosen::Rect &rectWindow); 136 bool EqualFocus(const Accessibility::AccessibilityWindowInfo &accWindowInfo, 137 const sptr<Rosen::AccessibilityWindowInfo> &windowInfo); 138 bool EqualBound(const Accessibility::AccessibilityWindowInfo &accWindowInfo, 139 const sptr<Rosen::AccessibilityWindowInfo> &windowInfo); 140 bool EqualProperty(Accessibility::AccessibilityWindowInfo &accWindowInfo, 141 const sptr<Rosen::AccessibilityWindowInfo> &windowInfo); 142 bool EqualLayer(const Accessibility::AccessibilityWindowInfo &accWindowInfo, 143 const sptr<Rosen::AccessibilityWindowInfo> &windowInfo); 144 void WindowUpdateAdded(const std::vector<sptr<Rosen::AccessibilityWindowInfo>>& infos); 145 void WindowUpdateRemoved(const std::vector<sptr<Rosen::AccessibilityWindowInfo>>& infos); 146 void WindowUpdateBounds(const std::vector<sptr<Rosen::AccessibilityWindowInfo>>& infos); 147 void WindowUpdateActive(const std::vector<sptr<Rosen::AccessibilityWindowInfo>>& infos); 148 void WindowUpdateFocused(const std::vector<sptr<Rosen::AccessibilityWindowInfo>>& infos); 149 void WindowUpdateProperty(const std::vector<sptr<Rosen::AccessibilityWindowInfo>>& infos); 150 void WindowUpdateTypeEvent(const int32_t realWidId, std::map<int32_t, 151 AccessibilityWindowInfo> &oldA11yWindows_, Accessibility::WindowUpdateType type); 152 void WindowUpdateTypeEventAdded(const int32_t realWidId, 153 std::map<int32_t, AccessibilityWindowInfo> &oldA11yWindows_); 154 void WindowUpdateTypeEventRemoved(const int32_t realWidId, 155 std::map<int32_t, AccessibilityWindowInfo> &oldA11yWindows_); 156 void WindowUpdateTypeEventBounds(const int32_t realWidId, 157 std::map<int32_t, AccessibilityWindowInfo> &oldA11yWindows_); 158 void WindowUpdateTypeEventFocused(const int32_t realWidId, 159 std::map<int32_t, AccessibilityWindowInfo> &oldA11yWindows_); 160 void WindowUpdateTypeEventProperty(const int32_t realWidId, 161 std::map<int32_t, AccessibilityWindowInfo> &oldA11yWindows_); 162 void WindowUpdateTypeEventLayer(const int32_t realWidId, 163 std::map<int32_t, AccessibilityWindowInfo> &oldA11yWindows_); 164 void WindowUpdateAll(const std::vector<sptr<Rosen::AccessibilityWindowInfo>>& infos); 165 void WindowUpdateAllExec(std::map<int32_t, AccessibilityWindowInfo> &oldA11yWindows_, 166 int32_t realWid, const sptr<Rosen::AccessibilityWindowInfo>& window); 167 void ClearOldActiveWindow(); 168 169 sptr<AccessibilityWindowListener> windowListener_ = nullptr; 170 std::shared_ptr<AppExecFwk::EventHandler> eventHandler_ = nullptr; 171 ffrt::recursive_mutex interfaceMutex_; // mutex for interface to make sure AccessibilityWindowManager thread-safe 172 SafeMap<int32_t, int32_t> windowTreeIdMap_; // map for tree id to window id 173 }; 174 } // namespace Accessibility 175 } // namespace OHOS 176 #endif // ACCESSIBILITY_WINDOW_MANGER_H