1 /*
2  * Copyright (C) 2019 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 package com.android.systemui.controls.management
18 
19 import android.content.ComponentName
20 import com.android.systemui.controls.ControlsServiceInfo
21 import com.android.systemui.util.UserAwareController
22 import com.android.systemui.statusbar.policy.CallbackController
23 
24 /**
25  * Controller for keeping track of services that can be bound given a particular [ServiceListing].
26  */
27 interface ControlsListingController :
28         CallbackController<ControlsListingController.ControlsListingCallback>,
29     UserAwareController {
30 
31     /**
32      * @return the current list of services that satisfies the [ServiceListing].
33      */
getCurrentServicesnull34     fun getCurrentServices(): List<ControlsServiceInfo>
35 
36     /**
37      * Get the app label for a given component.
38      *
39      * This call may do Binder calls (to [PackageManager])
40      *
41      * @param name the component name to retrieve the label
42      * @return the label for the component
43      */
44     fun getAppLabel(name: ComponentName): CharSequence? = ""
45 
46     @FunctionalInterface
47     interface ControlsListingCallback {
48         fun onServicesUpdated(serviceInfos: List<ControlsServiceInfo>)
49     }
50 }
51