1 /*
2  * Copyright (c) 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 ACCESS_FORM_MANAGER_ACCESS_CLIENT_H
17 #define ACCESS_FORM_MANAGER_ACCESS_CLIENT_H
18 
19 #include <mutex>
20 #include <string>
21 
22 #include "form_status_change_callback.h"
23 #include "form_manager_death_recipient.h"
24 #include "form_manager_access_proxy.h"
25 #include "nocopyable.h"
26 
27 namespace OHOS {
28 namespace Security {
29 namespace AccessToken {
30 class FormManagerAccessClient final {
31 public:
32     static FormManagerAccessClient& GetInstance();
33     virtual ~FormManagerAccessClient();
34 
35     int32_t RegisterAddObserver(const std::string &bundleName, const sptr<IRemoteObject> &callerToken);
36     int32_t RegisterRemoveObserver(const std::string &bundleName, const sptr<IRemoteObject> &callerToken);
37     bool HasFormVisible(const uint32_t tokenId);
38     void OnRemoteDiedHandle();
39 
40 private:
41     FormManagerAccessClient();
42     DISALLOW_COPY_AND_MOVE(FormManagerAccessClient);
43 
44     void InitProxy();
45     sptr<IFormMgr> GetProxy();
46     void ReleaseProxy();
47 
48     sptr<FormMgrDeathRecipient> serviceDeathObserver_ = nullptr;
49     std::mutex proxyMutex_;
50     sptr<IFormMgr> proxy_ = nullptr;
51 };
52 } // namespace AccessToken
53 } // namespace Security
54 } // namespace OHOS
55 #endif // ACCESS_FORM_MANAGER_ACCESS_CLIENT_H
56 
57