1 /*
2  * Copyright (c) 2023 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 #include <iostream>
17 #include <refbase.h>
18 #include <unistd.h>
19 
20 #include "window.h"
21 #include "wm_common.h"
22 #include "window_option.h"
23 #include "window_manager.h"
24 
25 #include "future.h"
26 
27 namespace OHOS {
28 namespace Rosen {
29 class WaterMarkFlagChangedListenerFuture : public IWaterMarkFlagChangedListener {
30 public:
OnWaterMarkFlagUpdate(bool showWaterMark)31     void OnWaterMarkFlagUpdate(bool showWaterMark) override
32     {
33         future_.SetValue(showWaterMark);
34     };
35     RunnableFuture<bool> future_;
36     static constexpr long WAIT_TIME = 20000;
37 };
38 }
39 }
40 
41 using namespace OHOS;
42 using namespace OHOS::Rosen;
43 
main(int argc,char * argv[])44 int main(int argc, char* argv[])
45 {
46     std::cout << "===========================Start===========================" << std::endl;
47 
48     std::cout << "RegisterWaterMarkFlagChangedListener" << std::endl;
49     sptr<WaterMarkFlagChangedListenerFuture> listener = new WaterMarkFlagChangedListenerFuture();
50     if (listener == nullptr) {
51         return 0;
52     }
53     WindowManager::GetInstance().RegisterWaterMarkFlagChangedListener(listener);
54 
55     std::cout << "You can open a window with water mark flag in during 20s" << std::endl;
56     auto result = listener->future_.GetResult(WaterMarkFlagChangedListenerFuture::WAIT_TIME);
57     std::cout << "callback result = " << result << std::endl;
58 
59     listener->future_.Reset(result);
60     std::cout << "You can close the window, hide it, or change the flag in during 20s" << std::endl;
61     result = listener->future_.GetResult(WaterMarkFlagChangedListenerFuture::WAIT_TIME);
62     std::cout << "callback result = " << result << std::endl;
63 
64     WindowManager::GetInstance().UnregisterWaterMarkFlagChangedListener(listener);
65     std::cout << "============================End============================" << std::endl;
66     return 0;
67 }