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 OHOS_ROSEN_ACCESSIBILITY_CONNECTION_H
17 #define OHOS_ROSEN_ACCESSIBILITY_CONNECTION_H
18 
19 #include <refbase.h>
20 #include <map>
21 #include <vector>
22 
23 #include "window_node.h"
24 #include "window_root.h"
25 #include "window_node_container.h"
26 #include "wm_common.h"
27 
28 namespace OHOS::Rosen {
29 class AccessibilityConnection : public RefBase {
30 public:
AccessibilityConnection(sptr<WindowRoot> & root)31     explicit AccessibilityConnection(sptr<WindowRoot>& root) : windowRoot_(root) {}
32     ~AccessibilityConnection() = default;
33     void NotifyAccessibilityWindowInfo(const sptr<WindowNode>& node, WindowUpdateType type);
34     void NotifyAccessibilityWindowInfo(DisplayId displayId, const std::vector<sptr<WindowNode>>& nodes,
35         WindowUpdateType type);
36     void NotifyAccessibilityWindowInfo(DisplayId displayId, WindowUpdateType type);
37     void GetAccessibilityWindowInfo(std::vector<sptr<AccessibilityWindowInfo>>& infos) const;
38 
39 private:
40     sptr<WindowRoot> windowRoot_;
41     std::map<sptr<WindowNodeContainer>, uint32_t> focusedWindowMap_;
42     void NotifyAccessibilityWindowInfo(const std::vector<sptr<WindowNode>>& nodes, uint32_t focusedWindow,
43         WindowUpdateType type) const;
44     void FillAccessibilityWindowInfo(const std::vector<sptr<WindowNode>>& nodes, uint32_t focusedWindow,
45         std::vector<sptr<AccessibilityWindowInfo>>& windowInfo) const;
46     void UpdateFocusChangeEvent(const sptr<WindowNodeContainer>& container);
47 };
48 }
49 #endif // OHOS_ROSEN_ACCESSIBILITY_CONTROLLER_H
50