1/*
2 * Copyright (c) 2013 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
17package com.android.ims.internal;
18
19/**
20 * A listener type for receiving notifications about the changes to
21 * the IMS connection(registration).
22 *
23 * {@hide}
24 */
25interface IImsRegistrationListener {
26    /**
27     * Notifies the application when the device is connected to the IMS network.
28     */
29    void registrationConnected();
30
31    /**
32     * Notifies the application when the device is disconnected from the IMS network.
33     */
34    void registrationDisconnected();
35
36    /**
37     * Notifies the application when its suspended IMS connection is resumed,
38     * meaning the connection now allows throughput.
39     */
40    void registrationResumed();
41
42    /**
43     * Notifies the application when its current IMS connection is suspended,
44     * meaning there is no data throughput.
45     */
46    void registrationSuspended();
47
48    /**
49     * Notifies the application when its current IMS connection is updated
50     * since the service setting is changed or the service is added/removed.
51     *
52     * @param serviceClass a service class specified in {@link ImsServiceClass}
53     * @param event an event type when this callback is called
54     *    If {@code event} is 0, meaning the specified service is removed from the IMS connection.
55     *    Else ({@code event} is 1), meaning the specified service is added to the IMS connection.
56     */
57    void registrationServiceCapabilityChanged(int serviceClass, int event);
58
59    /**
60     * Notifies the application when features on a particular service enabled or
61     * disabled successfully based on user preferences.
62     *
63     * @param serviceClass a service class specified in {@link ImsServiceClass}
64     * @param enabledFeatures features enabled as defined in com.android.ims.ImsConfig#FeatureConstants.
65     * @param disabledFeatures features disabled as defined in com.android.ims.ImsConfig#FeatureConstants.
66     */
67    void registrationFeatureCapabilityChanged(int serviceClass,
68            out int[] enabledFeatures, out int[] disabledFeatures);
69}
70