1/*
2 * Copyright (C) 2014 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.server.telecom;
18
19import android.app.StatusBarManager;
20import android.content.Context;
21import android.telecom.Log;
22
23import com.android.internal.annotations.VisibleForTesting;
24
25// TODO: Needed for move to system service: import com.android.internal.R;
26
27/**
28 * Manages the special status bar notifications used by the phone app.
29 */
30@VisibleForTesting
31public class StatusBarNotifier extends CallsManagerListenerBase {
32    private static final String SLOT_MUTE = "mute";
33    private static final String SLOT_SPEAKERPHONE = "speakerphone";
34
35    private final Context mContext;
36    private final CallsManager mCallsManager;
37    private final StatusBarManager mStatusBarManager;
38
39    private boolean mIsShowingMute;
40    private boolean mIsShowingSpeakerphone;
41
42    StatusBarNotifier(Context context, CallsManager callsManager) {
43        mContext = context;
44        mCallsManager = callsManager;
45        mStatusBarManager = (StatusBarManager) context.getSystemService(Context.STATUS_BAR_SERVICE);
46    }
47
48    /** ${inheritDoc} */
49    @Override
50    public void onCallRemoved(Call call) {
51        if (!mCallsManager.hasAnyCalls()) {
52            notifyMute(false);
53            notifySpeakerphone(false);
54        }
55    }
56
57    @VisibleForTesting
58    public void notifyMute(boolean isMuted) {
59        // Never display anything if there are no calls.
60        if (!mCallsManager.hasAnyCalls()) {
61            isMuted = false;
62        }
63
64        if (mIsShowingMute == isMuted) {
65            return;
66        }
67
68        Log.d(this, "Mute status bar icon being set to %b", isMuted);
69
70        if (isMuted) {
71            mStatusBarManager.setIcon(
72                    SLOT_MUTE,
73                    android.R.drawable.stat_notify_call_mute,
74                    0,  /* iconLevel */
75                    mContext.getString(R.string.accessibility_call_muted));
76        } else {
77            mStatusBarManager.removeIcon(SLOT_MUTE);
78        }
79        mIsShowingMute = isMuted;
80    }
81
82    @VisibleForTesting
83    public void notifySpeakerphone(boolean isSpeakerphone) {
84        // Never display anything if there are no calls.
85        if (!mCallsManager.hasAnyCalls()) {
86            isSpeakerphone = false;
87        }
88
89        if (mIsShowingSpeakerphone == isSpeakerphone) {
90            return;
91        }
92
93        Log.d(this, "Speakerphone status bar icon being set to %b", isSpeakerphone);
94
95        if (isSpeakerphone) {
96            mStatusBarManager.setIcon(
97                    SLOT_SPEAKERPHONE,
98                    android.R.drawable.stat_sys_speakerphone,
99                    0,  /* iconLevel */
100                    mContext.getString(R.string.accessibility_speakerphone_enabled));
101        } else {
102            mStatusBarManager.removeIcon(SLOT_SPEAKERPHONE);
103        }
104        mIsShowingSpeakerphone = isSpeakerphone;
105    }
106}
107