StatusBarNotifier.java revision 91d43cf9c985cc5a83795f256ef5c46ebb8fbdc1 
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;
21
22// TODO: Needed for move to system service: import com.android.internal.R;
23
24/**
25 * Manages the special status bar notifications used by the phone app.
26 */
27final class StatusBarNotifier extends CallsManagerListenerBase {
28    private static final String SLOT_MUTE = "mute";
29    private static final String SLOT_SPEAKERPHONE = "speakerphone";
30
31    private final Context mContext;
32    private final CallsManager mCallsManager;
33    private final StatusBarManager mStatusBarManager;
34
35    private boolean mIsShowingMute;
36    private boolean mIsShowingSpeakerphone;
37
38    StatusBarNotifier(Context context, CallsManager callsManager) {
39        mContext = context;
40        mCallsManager = callsManager;
41        mStatusBarManager = (StatusBarManager) context.getSystemService(Context.STATUS_BAR_SERVICE);
42    }
43
44    /** ${inheritDoc} */
45    @Override
46    public void onCallRemoved(Call call) {
47        if (!mCallsManager.hasAnyCalls()) {
48            notifyMute(false);
49            notifySpeakerphone(false);
50        }
51    }
52
53    void notifyMute(boolean isMuted) {
54        // Never display anything if there are no calls.
55        if (!mCallsManager.hasAnyCalls()) {
56            isMuted = false;
57        }
58
59        if (mIsShowingMute == isMuted) {
60            return;
61        }
62
63        Log.d(this, "Mute status bar icon being set to %b", isMuted);
64
65        if (isMuted) {
66            mStatusBarManager.setIcon(
67                    SLOT_MUTE,
68                    android.R.drawable.stat_notify_call_mute,
69                    0,  /* iconLevel */
70                    mContext.getString(R.string.accessibility_call_muted));
71        } else {
72            mStatusBarManager.removeIcon(SLOT_MUTE);
73        }
74        mIsShowingMute = isMuted;
75    }
76
77    void notifySpeakerphone(boolean isSpeakerphone) {
78        // Never display anything if there are no calls.
79        if (!mCallsManager.hasAnyCalls()) {
80            isSpeakerphone = false;
81        }
82
83        if (mIsShowingSpeakerphone == isSpeakerphone) {
84            return;
85        }
86
87        Log.d(this, "Speakerphone status bar icon being set to %b", isSpeakerphone);
88
89        if (isSpeakerphone) {
90            mStatusBarManager.setIcon(
91                    SLOT_SPEAKERPHONE,
92                    android.R.drawable.stat_sys_speakerphone,
93                    0,  /* iconLevel */
94                    mContext.getString(R.string.accessibility_speakerphone_enabled));
95        } else {
96            mStatusBarManager.removeIcon(SLOT_SPEAKERPHONE);
97        }
98        mIsShowingSpeakerphone = isSpeakerphone;
99    }
100}
101