HeadsetStackEvent.java revision 764073b18d2a0a44a021325db841a6b33e26241b 
1/*
2 * Copyright 2017 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.bluetooth.hfp;
18
19import android.bluetooth.BluetoothDevice;
20
21import java.util.Objects;
22
23/**
24 * Callback events from native layer
25 */
26public class HeadsetStackEvent extends HeadsetMessageObject {
27    public static final int EVENT_TYPE_NONE = 0;
28    public static final int EVENT_TYPE_CONNECTION_STATE_CHANGED = 1;
29    public static final int EVENT_TYPE_AUDIO_STATE_CHANGED = 2;
30    public static final int EVENT_TYPE_VR_STATE_CHANGED = 3;
31    public static final int EVENT_TYPE_ANSWER_CALL = 4;
32    public static final int EVENT_TYPE_HANGUP_CALL = 5;
33    public static final int EVENT_TYPE_VOLUME_CHANGED = 6;
34    public static final int EVENT_TYPE_DIAL_CALL = 7;
35    public static final int EVENT_TYPE_SEND_DTMF = 8;
36    public static final int EVENT_TYPE_NOICE_REDUCTION = 9;
37    public static final int EVENT_TYPE_AT_CHLD = 10;
38    public static final int EVENT_TYPE_SUBSCRIBER_NUMBER_REQUEST = 11;
39    public static final int EVENT_TYPE_AT_CIND = 12;
40    public static final int EVENT_TYPE_AT_COPS = 13;
41    public static final int EVENT_TYPE_AT_CLCC = 14;
42    public static final int EVENT_TYPE_UNKNOWN_AT = 15;
43    public static final int EVENT_TYPE_KEY_PRESSED = 16;
44    public static final int EVENT_TYPE_WBS = 17;
45    public static final int EVENT_TYPE_BIND = 18;
46    public static final int EVENT_TYPE_BIEV = 19;
47
48    public int type = EVENT_TYPE_NONE;
49    public int valueInt = 0;
50    public int valueInt2 = 0;
51    public String valueString = null;
52    public BluetoothDevice device = null;
53
54    /**
55     * Create a headset stack event
56     *
57     * @param type type of the event
58     * @param device device of interest
59     */
60    public HeadsetStackEvent(int type, BluetoothDevice device) {
61        this.type = type;
62        this.device = Objects.requireNonNull(device);
63    }
64
65    /**
66     * Create a headset stack event
67     *
68     * @param type type of the event
69     * @param valueInt an integer value in the event
70     * @param device device of interest
71     */
72    public HeadsetStackEvent(int type, int valueInt, BluetoothDevice device) {
73        this.type = type;
74        this.valueInt = valueInt;
75        this.device = Objects.requireNonNull(device);
76    }
77
78    /**
79     * Create a headset stack event
80     *
81     * @param type type of the event
82     * @param valueInt an integer value in the event
83     * @param valueInt2 another integer value in the event
84     * @param device device of interest
85     */
86    public HeadsetStackEvent(int type, int valueInt, int valueInt2, BluetoothDevice device) {
87        this.type = type;
88        this.valueInt = valueInt;
89        this.valueInt2 = valueInt2;
90        this.device = Objects.requireNonNull(device);
91    }
92
93    /**
94     * Create a headset stack event
95     *
96     * @param type type of the event
97     * @param valueString an integer value in the event
98     * @param device device of interest
99     */
100    public HeadsetStackEvent(int type, String valueString, BluetoothDevice device) {
101        this.type = type;
102        this.valueString = valueString;
103        this.device = Objects.requireNonNull(device);
104    }
105
106    /**
107     * Get a string that represents this event
108     *
109     * @return String that represents this event
110     */
111    public String getTypeString() {
112        switch (type) {
113            case EVENT_TYPE_NONE:
114                return "EVENT_TYPE_NONE";
115            case EVENT_TYPE_CONNECTION_STATE_CHANGED:
116                return "EVENT_TYPE_CONNECTION_STATE_CHANGED";
117            case EVENT_TYPE_AUDIO_STATE_CHANGED:
118                return "EVENT_TYPE_AUDIO_STATE_CHANGED";
119            case EVENT_TYPE_VR_STATE_CHANGED:
120                return "EVENT_TYPE_VR_STATE_CHANGED";
121            case EVENT_TYPE_ANSWER_CALL:
122                return "EVENT_TYPE_ANSWER_CALL";
123            case EVENT_TYPE_HANGUP_CALL:
124                return "EVENT_TYPE_HANGUP_CALL";
125            case EVENT_TYPE_VOLUME_CHANGED:
126                return "EVENT_TYPE_VOLUME_CHANGED";
127            case EVENT_TYPE_DIAL_CALL:
128                return "EVENT_TYPE_DIAL_CALL";
129            case EVENT_TYPE_SEND_DTMF:
130                return "EVENT_TYPE_SEND_DTMF";
131            case EVENT_TYPE_NOICE_REDUCTION:
132                return "EVENT_TYPE_NOICE_REDUCTION";
133            case EVENT_TYPE_AT_CHLD:
134                return "EVENT_TYPE_AT_CHLD";
135            case EVENT_TYPE_SUBSCRIBER_NUMBER_REQUEST:
136                return "EVENT_TYPE_SUBSCRIBER_NUMBER_REQUEST";
137            case EVENT_TYPE_AT_CIND:
138                return "EVENT_TYPE_AT_CIND";
139            case EVENT_TYPE_AT_COPS:
140                return "EVENT_TYPE_AT_COPS";
141            case EVENT_TYPE_AT_CLCC:
142                return "EVENT_TYPE_AT_CLCC";
143            case EVENT_TYPE_UNKNOWN_AT:
144                return "EVENT_TYPE_UNKNOWN_AT";
145            case EVENT_TYPE_KEY_PRESSED:
146                return "EVENT_TYPE_KEY_PRESSED";
147            case EVENT_TYPE_WBS:
148                return "EVENT_TYPE_WBS";
149            case EVENT_TYPE_BIND:
150                return "EVENT_TYPE_BIND";
151            case EVENT_TYPE_BIEV:
152                return "EVENT_TYPE_BIEV";
153            default:
154                return "UNKNOWN";
155        }
156    }
157
158    @Override
159    public void buildString(StringBuilder builder) {
160        if (builder == null) {
161            return;
162        }
163        builder.append(getTypeString())
164                .append("[")
165                .append(type)
166                .append("]")
167                .append(", valInt=")
168                .append(valueInt)
169                .append(", valInt2=")
170                .append(valueInt2)
171                .append(", valString=")
172                .append(valueString)
173                .append(", device=")
174                .append(device);
175    }
176}
177