PhoneStatusBarPolicy.java revision 2062abfa13b720365545bbc9d6c66757669b16d9 
1/*
2 * Copyright (C) 2008 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.systemui.statusbar.phone;
18
19import android.app.StatusBarManager;
20import android.bluetooth.BluetoothAdapter;
21import android.content.BroadcastReceiver;
22import android.content.Context;
23import android.content.Intent;
24import android.content.IntentFilter;
25import android.media.AudioManager;
26import android.os.Handler;
27import android.util.Log;
28
29import com.android.internal.telephony.IccCardConstants;
30import com.android.internal.telephony.TelephonyIntents;
31import com.android.internal.telephony.cdma.TtyIntent;
32import com.android.systemui.R;
33
34/**
35 * This class contains all of the policy about which icons are installed in the status
36 * bar at boot time.  It goes through the normal API for icons, even though it probably
37 * strictly doesn't need to.
38 */
39public class PhoneStatusBarPolicy {
40    private static final String TAG = "PhoneStatusBarPolicy";
41
42    // message codes for the handler
43    private static final int EVENT_BATTERY_CLOSE = 4;
44
45    private static final int AM_PM_STYLE_NORMAL  = 0;
46    private static final int AM_PM_STYLE_SMALL   = 1;
47    private static final int AM_PM_STYLE_GONE    = 2;
48
49    private static final int AM_PM_STYLE = AM_PM_STYLE_GONE;
50
51    private static final int INET_CONDITION_THRESHOLD = 50;
52
53    private static final boolean SHOW_SYNC_ICON = false;
54
55    private final Context mContext;
56    private final StatusBarManager mService;
57    private final Handler mHandler = new Handler();
58
59    // Assume it's all good unless we hear otherwise.  We don't always seem
60    // to get broadcasts that it *is* there.
61    IccCardConstants.State mSimState = IccCardConstants.State.READY;
62
63    // ringer volume
64    private boolean mVolumeVisible;
65
66    // bluetooth device status
67    private boolean mBluetoothEnabled = false;
68
69    private int mLastWifiSignalLevel = -1;
70    private boolean mIsWifiConnected = false;
71
72    // state of inet connection - 0 not connected, 100 connected
73    private int mInetCondition = 0;
74
75    // sync state
76    // If sync is active the SyncActive icon is displayed. If sync is not active but
77    // sync is failing the SyncFailing icon is displayed. Otherwise neither are displayed.
78
79    private BroadcastReceiver mIntentReceiver = new BroadcastReceiver() {
80        @Override
81        public void onReceive(Context context, Intent intent) {
82            String action = intent.getAction();
83            if (action.equals(Intent.ACTION_ALARM_CHANGED)) {
84                updateAlarm(intent);
85            }
86            else if (action.equals(Intent.ACTION_SYNC_STATE_CHANGED)) {
87                updateSyncState(intent);
88            }
89            else if (action.equals(BluetoothAdapter.ACTION_STATE_CHANGED) ||
90                    action.equals(BluetoothAdapter.ACTION_CONNECTION_STATE_CHANGED)) {
91                updateBluetooth(intent);
92            }
93            else if (action.equals(AudioManager.RINGER_MODE_CHANGED_ACTION)) {
94                updateVolume();
95            }
96            else if (action.equals(TelephonyIntents.ACTION_SIM_STATE_CHANGED)) {
97                updateSimState(intent);
98            }
99            else if (action.equals(TtyIntent.TTY_ENABLED_CHANGE_ACTION)) {
100                updateTTY(intent);
101            }
102        }
103    };
104
105    public PhoneStatusBarPolicy(Context context) {
106        mContext = context;
107        mService = (StatusBarManager)context.getSystemService(Context.STATUS_BAR_SERVICE);
108
109        // listen for broadcasts
110        IntentFilter filter = new IntentFilter();
111        filter.addAction(Intent.ACTION_ALARM_CHANGED);
112        filter.addAction(Intent.ACTION_SYNC_STATE_CHANGED);
113        filter.addAction(AudioManager.RINGER_MODE_CHANGED_ACTION);
114        filter.addAction(BluetoothAdapter.ACTION_STATE_CHANGED);
115        filter.addAction(BluetoothAdapter.ACTION_CONNECTION_STATE_CHANGED);
116        filter.addAction(TelephonyIntents.ACTION_SIM_STATE_CHANGED);
117        filter.addAction(TtyIntent.TTY_ENABLED_CHANGE_ACTION);
118        mContext.registerReceiver(mIntentReceiver, filter, null, mHandler);
119
120        // TTY status
121        mService.setIcon("tty",  R.drawable.stat_sys_tty_mode, 0, null);
122        mService.setIconVisibility("tty", false);
123
124        // Cdma Roaming Indicator, ERI
125        mService.setIcon("cdma_eri", R.drawable.stat_sys_roaming_cdma_0, 0, null);
126        mService.setIconVisibility("cdma_eri", false);
127
128        // bluetooth status
129        BluetoothAdapter adapter = BluetoothAdapter.getDefaultAdapter();
130        int bluetoothIcon = R.drawable.stat_sys_data_bluetooth;
131        if (adapter != null) {
132            mBluetoothEnabled = (adapter.getState() == BluetoothAdapter.STATE_ON);
133            if (adapter.getConnectionState() == BluetoothAdapter.STATE_CONNECTED) {
134                bluetoothIcon = R.drawable.stat_sys_data_bluetooth_connected;
135            }
136        }
137        mService.setIcon("bluetooth", bluetoothIcon, 0, null);
138        mService.setIconVisibility("bluetooth", mBluetoothEnabled);
139
140        // Alarm clock
141        mService.setIcon("alarm_clock", R.drawable.stat_sys_alarm, 0, null);
142        mService.setIconVisibility("alarm_clock", false);
143
144        // Sync state
145        mService.setIcon("sync_active", R.drawable.stat_sys_sync, 0, null);
146        mService.setIconVisibility("sync_active", false);
147        // "sync_failing" is obsolete: b/1297963
148
149        // volume
150        mService.setIcon("volume", R.drawable.stat_sys_ringer_silent, 0, null);
151        mService.setIconVisibility("volume", false);
152        updateVolume();
153    }
154
155    private final void updateAlarm(Intent intent) {
156        boolean alarmSet = intent.getBooleanExtra("alarmSet", false);
157        mService.setIconVisibility("alarm_clock", alarmSet);
158    }
159
160    private final void updateSyncState(Intent intent) {
161        if (!SHOW_SYNC_ICON) return;
162        boolean isActive = intent.getBooleanExtra("active", false);
163        mService.setIconVisibility("sync_active", isActive);
164    }
165
166    private final void updateSimState(Intent intent) {
167        String stateExtra = intent.getStringExtra(IccCardConstants.INTENT_KEY_ICC_STATE);
168        if (IccCardConstants.INTENT_VALUE_ICC_ABSENT.equals(stateExtra)) {
169            mSimState = IccCardConstants.State.ABSENT;
170        }
171        else if (IccCardConstants.INTENT_VALUE_ICC_READY.equals(stateExtra)) {
172            mSimState = IccCardConstants.State.READY;
173        }
174        else if (IccCardConstants.INTENT_VALUE_ICC_LOCKED.equals(stateExtra)) {
175            final String lockedReason =
176                    intent.getStringExtra(IccCardConstants.INTENT_KEY_LOCKED_REASON);
177            if (IccCardConstants.INTENT_VALUE_LOCKED_ON_PIN.equals(lockedReason)) {
178                mSimState = IccCardConstants.State.PIN_REQUIRED;
179            }
180            else if (IccCardConstants.INTENT_VALUE_LOCKED_ON_PUK.equals(lockedReason)) {
181                mSimState = IccCardConstants.State.PUK_REQUIRED;
182            }
183            else {
184                mSimState = IccCardConstants.State.NETWORK_LOCKED;
185            }
186        } else {
187            mSimState = IccCardConstants.State.UNKNOWN;
188        }
189    }
190
191    private final void updateVolume() {
192        AudioManager audioManager = (AudioManager) mContext.getSystemService(Context.AUDIO_SERVICE);
193        final int ringerMode = audioManager.getRingerMode();
194        final boolean visible = ringerMode == AudioManager.RINGER_MODE_SILENT ||
195                ringerMode == AudioManager.RINGER_MODE_VIBRATE;
196
197        final int iconId;
198        String contentDescription = null;
199        if (ringerMode == AudioManager.RINGER_MODE_VIBRATE) {
200            iconId = R.drawable.stat_sys_ringer_vibrate;
201            contentDescription = mContext.getString(R.string.accessibility_ringer_vibrate);
202        } else {
203            iconId =  R.drawable.stat_sys_ringer_silent;
204            contentDescription = mContext.getString(R.string.accessibility_ringer_silent);
205        }
206
207        if (visible) {
208            mService.setIcon("volume", iconId, 0, contentDescription);
209        }
210        if (visible != mVolumeVisible) {
211            mService.setIconVisibility("volume", visible);
212            mVolumeVisible = visible;
213        }
214    }
215
216    private final void updateBluetooth(Intent intent) {
217        int iconId = R.drawable.stat_sys_data_bluetooth;
218        String contentDescription = null;
219        String action = intent.getAction();
220        if (action.equals(BluetoothAdapter.ACTION_STATE_CHANGED)) {
221            int state = intent.getIntExtra(BluetoothAdapter.EXTRA_STATE, BluetoothAdapter.ERROR);
222            mBluetoothEnabled = state == BluetoothAdapter.STATE_ON;
223        } else if (action.equals(BluetoothAdapter.ACTION_CONNECTION_STATE_CHANGED)) {
224            int state = intent.getIntExtra(BluetoothAdapter.EXTRA_CONNECTION_STATE,
225                BluetoothAdapter.STATE_DISCONNECTED);
226            if (state == BluetoothAdapter.STATE_CONNECTED) {
227                iconId = R.drawable.stat_sys_data_bluetooth_connected;
228                contentDescription = mContext.getString(R.string.accessibility_bluetooth_connected);
229            } else {
230                contentDescription = mContext.getString(
231                        R.string.accessibility_bluetooth_disconnected);
232            }
233        } else {
234            return;
235        }
236
237        mService.setIcon("bluetooth", iconId, 0, contentDescription);
238        mService.setIconVisibility("bluetooth", mBluetoothEnabled);
239    }
240
241    private final void updateTTY(Intent intent) {
242        final String action = intent.getAction();
243        final boolean enabled = intent.getBooleanExtra(TtyIntent.TTY_ENABLED, false);
244
245        if (false) Log.v(TAG, "updateTTY: enabled: " + enabled);
246
247        if (enabled) {
248            // TTY is on
249            if (false) Log.v(TAG, "updateTTY: set TTY on");
250            mService.setIcon("tty", R.drawable.stat_sys_tty_mode, 0,
251                    mContext.getString(R.string.accessibility_tty_enabled));
252            mService.setIconVisibility("tty", true);
253        } else {
254            // TTY is off
255            if (false) Log.v(TAG, "updateTTY: set TTY off");
256            mService.setIconVisibility("tty", false);
257        }
258    }
259}
260