1 /*
2  * Copyright (c) 2021-2024 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_INPUT_DEVICE_EVENT_H
17 #define OHOS_INPUT_DEVICE_EVENT_H
18 
19 #include <functional>
20 #include <list>
21 #include <map>
22 #include <mutex>
23 #include <vector>
24 
25 #include "nocopyable.h"
26 
27 #include "i_input_device_listener.h"
28 #include "input_device.h"
29 
30 namespace OHOS {
31 namespace MMI {
32 class NetPacket;
33 class InputDeviceImpl final {
34 public:
35     static InputDeviceImpl& GetInstance();
36     DISALLOW_COPY_AND_MOVE(InputDeviceImpl);
37     ~InputDeviceImpl() = default;
38 
39     using FunInputDevInfo = std::function<void(std::shared_ptr<InputDevice>)>;
40     using FunInputDevIds = std::function<void(std::vector<int32_t>&)>;
41     using FunInputDevKeys = std::function<void(std::vector<bool>&)>;
42     using FunKeyboardTypes = std::function<void(int32_t)>;
43     using InputDevListenerPtr = std::shared_ptr<IInputDeviceListener>;
44 
45     int32_t RegisterDevListener(const std::string &type, InputDevListenerPtr listener);
46     int32_t UnregisterDevListener(const std::string &type, InputDevListenerPtr listener = nullptr);
47     int32_t GetInputDeviceIds(FunInputDevIds callback);
48     int32_t GetInputDevice(int32_t deviceId, FunInputDevInfo callback);
49     int32_t SupportKeys(int32_t deviceId, std::vector<int32_t> keyCodes, FunInputDevKeys callback);
50     int32_t GetKeyboardType(int32_t deviceId, FunKeyboardTypes callback);
51     int32_t SetKeyboardRepeatDelay(int32_t delay);
52     int32_t SetKeyboardRepeatRate(int32_t rate);
53     int32_t GetKeyboardRepeatDelay(std::function<void(int32_t)> callback);
54     int32_t GetKeyboardRepeatRate(std::function<void(int32_t)> callback);
55     void OnInputDevice(int32_t userData, std::shared_ptr<InputDevice> devData);
56     void OnInputDeviceIds(int32_t userData, std::vector<int32_t> &ids);
57     void OnSupportKeys(int32_t userData, std::vector<bool> &keystrokeAbility);
58     void OnDevListener(int32_t deviceId, const std::string &type);
59     void OnKeyboardType(int32_t userData, int32_t keyboardType);
60     int32_t GetUserData();
61 
62 private:
63     InputDeviceImpl() = default;
64     std::map<std::string, std::list<InputDevListenerPtr>> devListener_ = { { "change", {} } };
65     int32_t userData_ { 0 };
66     bool isListeningProcess_ { false };
67     std::mutex mtx_;
68 };
69 } // namespace MMI
70 } // namespace OHOS
71 #define INPUT_DEVICE_IMPL OHOS::MMI::InputDeviceImpl::GetInstance()
72 #endif // OHOS_INPUT_DEVICE_EVENT_H