1 /*
2  * Copyright (C) 2022 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.internal.telecom;
18 
19 import android.os.Bundle;
20 import android.telecom.CallControl;
21 import android.telecom.CallEndpoint;
22 import com.android.internal.telecom.ICallControl;
23 import android.os.ResultReceiver;
24 import android.telecom.CallAudioState;
25 import android.telecom.CallException;
26 import android.telecom.DisconnectCause;
27 import java.util.List;
28 
29 /**
30  * {@hide}
31  */
32 oneway interface ICallEventCallback {
33     // publicly exposed. Client should override
onAddCallControl(String callId, int resultCode, in ICallControl callControl, in CallException exception)34     void onAddCallControl(String callId, int resultCode, in ICallControl callControl,
35      in CallException exception);
36     // -- Call Event Actions / Call State Transitions
onSetActive(String callId, in ResultReceiver callback)37     void onSetActive(String callId, in ResultReceiver callback);
onSetInactive(String callId, in ResultReceiver callback)38     void onSetInactive(String callId, in ResultReceiver callback);
onAnswer(String callId, int videoState, in ResultReceiver callback)39     void onAnswer(String callId, int videoState, in ResultReceiver callback);
onDisconnect(String callId, in DisconnectCause cause, in ResultReceiver callback)40     void onDisconnect(String callId, in DisconnectCause cause, in ResultReceiver callback);
41     // -- Streaming related. Client registered call streaming capabilities should override
onCallStreamingStarted(String callId, in ResultReceiver callback)42     void onCallStreamingStarted(String callId, in ResultReceiver callback);
onCallStreamingFailed(String callId, int reason)43     void onCallStreamingFailed(String callId, int reason);
44     // -- Audio related.
onCallEndpointChanged(String callId, in CallEndpoint endpoint)45     void onCallEndpointChanged(String callId, in CallEndpoint endpoint);
onAvailableCallEndpointsChanged(String callId, in List<CallEndpoint> endpoint)46     void onAvailableCallEndpointsChanged(String callId, in List<CallEndpoint> endpoint);
onMuteStateChanged(String callId, boolean isMuted)47     void onMuteStateChanged(String callId, boolean isMuted);
48     // -- Video Related
onVideoStateChanged(String callId, int videoState)49     void onVideoStateChanged(String callId, int videoState);
50     // -- Events
onEvent(String callId, String event, in Bundle extras)51     void onEvent(String callId, String event, in Bundle extras);
52     // hidden methods that help with cleanup
removeCallFromTransactionalServiceWrapper(String callId)53     void removeCallFromTransactionalServiceWrapper(String callId);
54 }