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1 /*
2  * Copyright (c) 2021-2023 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 #ifndef OHOS_FORM_FWK_FORM_AMS_HELPER_H
17 #define OHOS_FORM_FWK_FORM_AMS_HELPER_H
18 
19 #include <singleton.h>
20 
21 #include "ability_connect_callback_interface.h"
22 #include "ability_manager_interface.h"
23 #include "form_event_handler.h"
24 #include "form_serial_queue.h"
25 #include "iconfiguration_observer.h"
26 #include "uri.h"
27 
28 namespace OHOS {
29 namespace AppExecFwk {
30 using IAbilityConnection = OHOS::AAFwk::IAbilityConnection;
31 using Want = OHOS::AAFwk::Want;
32 const int FORM_DISCONNECT_DELAY_TIME = 10000; // ms
33 /**
34  * @class FormAmsHelper
35  * Ams helpler.
36  */
37 class FormAmsHelper final : public DelayedRefSingleton<FormAmsHelper> {
38     DECLARE_DELAYED_REF_SINGLETON(FormAmsHelper)
39 public:
40     DISALLOW_COPY_AND_MOVE(FormAmsHelper);
41     /**
42      * @brief SetEventHandler.
43      * @param handler event handler
44      */
SetSerialQueue(const std::shared_ptr<FormSerialQueue> & serialQueue)45     inline void SetSerialQueue(const std::shared_ptr<FormSerialQueue> &serialQueue)
46     {
47         serialQueue_ = serialQueue;
48     }
49     /**
50      * @brief acquire a form ability manager if it not existed,
51      * @return returns the ability manager ipc object or nullptr for failed.
52      */
53     sptr<AAFwk::IAbilityManager> GetAbilityManager();
54     /**
55      * @brief Connect session with service ability.
56      * @param want Special want for service type's ability.
57      * @param connect Callback used to notify caller the result of connecting or disconnecting.
58      * @return Returns ERR_OK on success, others on failure.
59      */
60     ErrCode ConnectServiceAbility(
61         const Want &want, const sptr<AAFwk::IAbilityConnection> &connect);
62     /**
63      * @brief Connect session with service ability.
64      * @param want Special want for service type's ability.
65      * @param connect Callback used to notify caller the result of connecting or disconnecting.
66      * @param userId Designation User ID.
67      * @return Returns ERR_OK on success, others on failure.
68      */
69     ErrCode ConnectServiceAbilityWithUserId(
70         const Want &want, const sptr<AAFwk::IAbilityConnection> &connect, int32_t userId);
71     /**
72      * @brief Disconnect session with service ability.
73      * @param connect Callback used to notify caller the result of connecting or disconnecting.
74      * @return Returns ERR_OK on success, others on failure.
75      */
76     ErrCode DisconnectServiceAbility(const sptr<AAFwk::IAbilityConnection> &connect);
77     /**
78      * @brief Disconnect ability delay, disconnect session with service ability.
79      * @param connect Callback used to notify caller the result of connecting or disconnecting.
80      * @param delayTime Special time to delay, default is FORM_DISCONNECT_DELAY_TIME.
81      * @return Returns ERR_OK on success, others on failure.
82      */
83     ErrCode DisconnectServiceAbilityDelay(
84         const sptr<AAFwk::IAbilityConnection> &connect, int delayTime = FORM_DISCONNECT_DELAY_TIME);
85     /**
86      * @brief StartAbility with want, send want to ability manager service.
87      * @param want The want of the ability to start.
88      * @param userId Designation User ID.
89      * @return Returns ERR_OK on success, others on failure.
90      */
91     ErrCode StartAbility(const Want &want, int32_t userId);
92     /**
93      * @brief Add the ability manager instance for debug.
94      * @param abilityManager the ability manager ipc object.
95      */
96     void SetAbilityManager(const sptr<AAFwk::IAbilityManager> &abilityManager);
97     /**
98      * @brief StopExtensionAbility with want, send want to ability manager service.
99      * @param want The want of the ability to start.
100      * @return Returns ERR_OK on success, others on failure.
101      */
102     ErrCode StopExtensionAbility(const Want &want);
103     /**
104      * @brief register Configuration Observer.
105      */
106     void RegisterConfigurationObserver();
107     /**
108      * @brief unregister Configuration Observer.
109      */
110     void UnRegisterConfigurationObserver();
111 private:
112     /**
113      * @brief Disconnect ability task, disconnect session with service ability.
114      * @param want Special want for service type's ability.
115      * @param connect Callback used to notify caller the result of connecting or disconnecting.
116      */
117     void DisconnectAbilityTask(const sptr<AAFwk::IAbilityConnection> &connect);
118 private:
119     sptr<AAFwk::IAbilityManager> abilityManager_ = nullptr;
120     std::shared_ptr<FormSerialQueue> serialQueue_ = nullptr;
121     sptr<IConfigurationObserver> configurationObserver = nullptr;
122 };
123 }  // namespace AppExecFwk
124 }  // namespace OHOS
125 
126 #endif // OHOS_FORM_FWK_FORM_AMS_HELPER_H
127