1/*
2 * Copyright (C) 2007 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.settings;
18
19import com.android.settings.bluetooth.DockEventReceiver;
20
21import android.app.AlertDialog;
22import android.app.Dialog;
23import android.bluetooth.BluetoothDevice;
24import android.content.BroadcastReceiver;
25import android.content.ContentResolver;
26import android.content.Context;
27import android.content.Intent;
28import android.content.IntentFilter;
29import android.content.pm.PackageManager;
30import android.content.pm.ResolveInfo;
31import android.database.Cursor;
32import android.database.sqlite.SQLiteException;
33import android.media.AudioManager;
34import android.media.RingtoneManager;
35import android.media.audiofx.AudioEffect;
36import android.net.Uri;
37import android.os.Bundle;
38import android.os.Handler;
39import android.os.Message;
40import android.os.Vibrator;
41import android.preference.CheckBoxPreference;
42import android.preference.ListPreference;
43import android.preference.Preference;
44import android.preference.PreferenceGroup;
45import android.preference.PreferenceScreen;
46import android.provider.MediaStore;
47import android.provider.Settings;
48import android.telephony.TelephonyManager;
49import android.util.Log;
50
51import java.util.List;
52
53public class SoundSettings extends SettingsPreferenceFragment implements
54        Preference.OnPreferenceChangeListener {
55    private static final String TAG = "SoundSettings";
56
57    private static final int DIALOG_NOT_DOCKED = 1;
58
59    /** If there is no setting in the provider, use this. */
60    private static final int FALLBACK_EMERGENCY_TONE_VALUE = 0;
61
62    private static final String KEY_VIBRATE = "vibrate_when_ringing";
63    private static final String KEY_RING_VOLUME = "ring_volume";
64    private static final String KEY_MUSICFX = "musicfx";
65    private static final String KEY_DTMF_TONE = "dtmf_tone";
66    private static final String KEY_SOUND_EFFECTS = "sound_effects";
67    private static final String KEY_HAPTIC_FEEDBACK = "haptic_feedback";
68    private static final String KEY_EMERGENCY_TONE = "emergency_tone";
69    private static final String KEY_SOUND_SETTINGS = "sound_settings";
70    private static final String KEY_LOCK_SOUNDS = "lock_sounds";
71    private static final String KEY_RINGTONE = "ringtone";
72    private static final String KEY_NOTIFICATION_SOUND = "notification_sound";
73    private static final String KEY_CATEGORY_CALLS = "category_calls_and_notification";
74    private static final String KEY_DOCK_CATEGORY = "dock_category";
75    private static final String KEY_DOCK_AUDIO_SETTINGS = "dock_audio";
76    private static final String KEY_DOCK_SOUNDS = "dock_sounds";
77    private static final String KEY_DOCK_AUDIO_MEDIA_ENABLED = "dock_audio_media_enabled";
78
79    private static final String[] NEED_VOICE_CAPABILITY = {
80            KEY_RINGTONE, KEY_DTMF_TONE, KEY_CATEGORY_CALLS,
81            KEY_EMERGENCY_TONE, KEY_VIBRATE
82    };
83
84    private static final int MSG_UPDATE_RINGTONE_SUMMARY = 1;
85    private static final int MSG_UPDATE_NOTIFICATION_SUMMARY = 2;
86
87    private CheckBoxPreference mVibrateWhenRinging;
88    private CheckBoxPreference mDtmfTone;
89    private CheckBoxPreference mSoundEffects;
90    private CheckBoxPreference mHapticFeedback;
91    private Preference mMusicFx;
92    private CheckBoxPreference mLockSounds;
93    private Preference mRingtonePreference;
94    private Preference mNotificationPreference;
95
96    private Runnable mRingtoneLookupRunnable;
97
98    private AudioManager mAudioManager;
99
100    private Preference mDockAudioSettings;
101    private CheckBoxPreference mDockSounds;
102    private Intent mDockIntent;
103    private CheckBoxPreference mDockAudioMediaEnabled;
104
105    private Handler mHandler = new Handler() {
106        public void handleMessage(Message msg) {
107            switch (msg.what) {
108            case MSG_UPDATE_RINGTONE_SUMMARY:
109                mRingtonePreference.setSummary((CharSequence) msg.obj);
110                break;
111            case MSG_UPDATE_NOTIFICATION_SUMMARY:
112                mNotificationPreference.setSummary((CharSequence) msg.obj);
113                break;
114            }
115        }
116    };
117
118    private final BroadcastReceiver mReceiver = new BroadcastReceiver() {
119        @Override
120        public void onReceive(Context context, Intent intent) {
121            if (intent.getAction().equals(Intent.ACTION_DOCK_EVENT)) {
122                handleDockChange(intent);
123            }
124        }
125    };
126
127    private PreferenceGroup mSoundSettings;
128
129    @Override
130    public void onCreate(Bundle savedInstanceState) {
131        super.onCreate(savedInstanceState);
132        ContentResolver resolver = getContentResolver();
133        int activePhoneType = TelephonyManager.getDefault().getCurrentPhoneType();
134
135        mAudioManager = (AudioManager) getSystemService(Context.AUDIO_SERVICE);
136
137        addPreferencesFromResource(R.xml.sound_settings);
138
139        if (TelephonyManager.PHONE_TYPE_CDMA != activePhoneType) {
140            // device is not CDMA, do not display CDMA emergency_tone
141            getPreferenceScreen().removePreference(findPreference(KEY_EMERGENCY_TONE));
142        }
143
144        if (!getResources().getBoolean(R.bool.has_silent_mode)) {
145            findPreference(KEY_RING_VOLUME).setDependency(null);
146        }
147
148        if (getResources().getBoolean(com.android.internal.R.bool.config_useFixedVolume)) {
149            // device with fixed volume policy, do not display volumes submenu
150            getPreferenceScreen().removePreference(findPreference(KEY_RING_VOLUME));
151        }
152
153        mVibrateWhenRinging = (CheckBoxPreference) findPreference(KEY_VIBRATE);
154        mVibrateWhenRinging.setPersistent(false);
155        mVibrateWhenRinging.setChecked(Settings.System.getInt(resolver,
156                Settings.System.VIBRATE_WHEN_RINGING, 0) != 0);
157
158        mDtmfTone = (CheckBoxPreference) findPreference(KEY_DTMF_TONE);
159        mDtmfTone.setPersistent(false);
160        mDtmfTone.setChecked(Settings.System.getInt(resolver,
161                Settings.System.DTMF_TONE_WHEN_DIALING, 1) != 0);
162        mSoundEffects = (CheckBoxPreference) findPreference(KEY_SOUND_EFFECTS);
163        mSoundEffects.setPersistent(false);
164        mSoundEffects.setChecked(Settings.System.getInt(resolver,
165                Settings.System.SOUND_EFFECTS_ENABLED, 1) != 0);
166        mHapticFeedback = (CheckBoxPreference) findPreference(KEY_HAPTIC_FEEDBACK);
167        mHapticFeedback.setPersistent(false);
168        mHapticFeedback.setChecked(Settings.System.getInt(resolver,
169                Settings.System.HAPTIC_FEEDBACK_ENABLED, 1) != 0);
170        mLockSounds = (CheckBoxPreference) findPreference(KEY_LOCK_SOUNDS);
171        mLockSounds.setPersistent(false);
172        mLockSounds.setChecked(Settings.System.getInt(resolver,
173                Settings.System.LOCKSCREEN_SOUNDS_ENABLED, 1) != 0);
174
175        mRingtonePreference = findPreference(KEY_RINGTONE);
176        mNotificationPreference = findPreference(KEY_NOTIFICATION_SOUND);
177
178        Vibrator vibrator = (Vibrator) getSystemService(Context.VIBRATOR_SERVICE);
179        if (vibrator == null || !vibrator.hasVibrator()) {
180            removePreference(KEY_VIBRATE);
181            removePreference(KEY_HAPTIC_FEEDBACK);
182        }
183
184        if (TelephonyManager.PHONE_TYPE_CDMA == activePhoneType) {
185            ListPreference emergencyTonePreference =
186                (ListPreference) findPreference(KEY_EMERGENCY_TONE);
187            emergencyTonePreference.setValue(String.valueOf(Settings.Global.getInt(
188                resolver, Settings.Global.EMERGENCY_TONE, FALLBACK_EMERGENCY_TONE_VALUE)));
189            emergencyTonePreference.setOnPreferenceChangeListener(this);
190        }
191
192        mSoundSettings = (PreferenceGroup) findPreference(KEY_SOUND_SETTINGS);
193
194        mMusicFx = mSoundSettings.findPreference(KEY_MUSICFX);
195        Intent i = new Intent(AudioEffect.ACTION_DISPLAY_AUDIO_EFFECT_CONTROL_PANEL);
196        PackageManager p = getPackageManager();
197        List<ResolveInfo> ris = p.queryIntentActivities(i, PackageManager.GET_DISABLED_COMPONENTS);
198        if (ris.size() <= 2) {
199            // no need to show the item if there is no choice for the user to make
200            // note: the built in musicfx panel has two activities (one being a
201            // compatibility shim that launches either the other activity, or a
202            // third party one), hence the check for <=2. If the implementation
203            // of the compatbility layer changes, this check may need to be updated.
204            mSoundSettings.removePreference(mMusicFx);
205        }
206
207        if (!Utils.isVoiceCapable(getActivity())) {
208            for (String prefKey : NEED_VOICE_CAPABILITY) {
209                Preference pref = findPreference(prefKey);
210                if (pref != null) {
211                    getPreferenceScreen().removePreference(pref);
212                }
213            }
214        }
215
216        mRingtoneLookupRunnable = new Runnable() {
217            public void run() {
218                if (mRingtonePreference != null) {
219                    updateRingtoneName(RingtoneManager.TYPE_RINGTONE, mRingtonePreference,
220                            MSG_UPDATE_RINGTONE_SUMMARY);
221                }
222                if (mNotificationPreference != null) {
223                    updateRingtoneName(RingtoneManager.TYPE_NOTIFICATION, mNotificationPreference,
224                            MSG_UPDATE_NOTIFICATION_SUMMARY);
225                }
226            }
227        };
228
229        initDockSettings();
230    }
231
232    @Override
233    public void onResume() {
234        super.onResume();
235
236        lookupRingtoneNames();
237
238        IntentFilter filter = new IntentFilter(Intent.ACTION_DOCK_EVENT);
239        getActivity().registerReceiver(mReceiver, filter);
240    }
241
242    @Override
243    public void onPause() {
244        super.onPause();
245
246        getActivity().unregisterReceiver(mReceiver);
247    }
248
249    private void updateRingtoneName(int type, Preference preference, int msg) {
250        if (preference == null) return;
251        Context context = getActivity();
252        if (context == null) return;
253        Uri ringtoneUri = RingtoneManager.getActualDefaultRingtoneUri(context, type);
254        CharSequence summary = context.getString(com.android.internal.R.string.ringtone_unknown);
255        // Is it a silent ringtone?
256        if (ringtoneUri == null) {
257            summary = context.getString(com.android.internal.R.string.ringtone_silent);
258        } else {
259            // Fetch the ringtone title from the media provider
260            try {
261                Cursor cursor = context.getContentResolver().query(ringtoneUri,
262                        new String[] { MediaStore.Audio.Media.TITLE }, null, null, null);
263                if (cursor != null) {
264                    if (cursor.moveToFirst()) {
265                        summary = cursor.getString(0);
266                    }
267                    cursor.close();
268                }
269            } catch (SQLiteException sqle) {
270                // Unknown title for the ringtone
271            }
272        }
273        mHandler.sendMessage(mHandler.obtainMessage(msg, summary));
274    }
275
276    private void lookupRingtoneNames() {
277        new Thread(mRingtoneLookupRunnable).start();
278    }
279
280    @Override
281    public boolean onPreferenceTreeClick(PreferenceScreen preferenceScreen, Preference preference) {
282        if (preference == mVibrateWhenRinging) {
283            Settings.System.putInt(getContentResolver(), Settings.System.VIBRATE_WHEN_RINGING,
284                    mVibrateWhenRinging.isChecked() ? 1 : 0);
285        } else if (preference == mDtmfTone) {
286            Settings.System.putInt(getContentResolver(), Settings.System.DTMF_TONE_WHEN_DIALING,
287                    mDtmfTone.isChecked() ? 1 : 0);
288
289        } else if (preference == mSoundEffects) {
290            if (mSoundEffects.isChecked()) {
291                mAudioManager.loadSoundEffects();
292            } else {
293                mAudioManager.unloadSoundEffects();
294            }
295            Settings.System.putInt(getContentResolver(), Settings.System.SOUND_EFFECTS_ENABLED,
296                    mSoundEffects.isChecked() ? 1 : 0);
297
298        } else if (preference == mHapticFeedback) {
299            Settings.System.putInt(getContentResolver(), Settings.System.HAPTIC_FEEDBACK_ENABLED,
300                    mHapticFeedback.isChecked() ? 1 : 0);
301
302        } else if (preference == mLockSounds) {
303            Settings.System.putInt(getContentResolver(), Settings.System.LOCKSCREEN_SOUNDS_ENABLED,
304                    mLockSounds.isChecked() ? 1 : 0);
305
306        } else if (preference == mMusicFx) {
307            // let the framework fire off the intent
308            return false;
309        } else if (preference == mDockAudioSettings) {
310            int dockState = mDockIntent != null
311                    ? mDockIntent.getIntExtra(Intent.EXTRA_DOCK_STATE, 0)
312                    : Intent.EXTRA_DOCK_STATE_UNDOCKED;
313
314            if (dockState == Intent.EXTRA_DOCK_STATE_UNDOCKED) {
315                showDialog(DIALOG_NOT_DOCKED);
316            } else {
317                boolean isBluetooth = mDockIntent.getParcelableExtra(BluetoothDevice.EXTRA_DEVICE) != null;
318
319                if (isBluetooth) {
320                    Intent i = new Intent(mDockIntent);
321                    i.setAction(DockEventReceiver.ACTION_DOCK_SHOW_UI);
322                    i.setClass(getActivity(), DockEventReceiver.class);
323                    getActivity().sendBroadcast(i);
324                } else {
325                    PreferenceScreen ps = (PreferenceScreen)mDockAudioSettings;
326                    Bundle extras = ps.getExtras();
327                    extras.putBoolean("checked",
328                            Settings.Global.getInt(getContentResolver(),
329                                    Settings.Global.DOCK_AUDIO_MEDIA_ENABLED, 0) == 1);
330                    super.onPreferenceTreeClick(ps, ps);
331                }
332            }
333        } else if (preference == mDockSounds) {
334            Settings.Global.putInt(getContentResolver(), Settings.Global.DOCK_SOUNDS_ENABLED,
335                    mDockSounds.isChecked() ? 1 : 0);
336        } else if (preference == mDockAudioMediaEnabled) {
337            Settings.Global.putInt(getContentResolver(), Settings.Global.DOCK_AUDIO_MEDIA_ENABLED,
338                    mDockAudioMediaEnabled.isChecked() ? 1 : 0);
339        }
340        return true;
341    }
342
343    public boolean onPreferenceChange(Preference preference, Object objValue) {
344        final String key = preference.getKey();
345        if (KEY_EMERGENCY_TONE.equals(key)) {
346            try {
347                int value = Integer.parseInt((String) objValue);
348                Settings.Global.putInt(getContentResolver(),
349                        Settings.Global.EMERGENCY_TONE, value);
350            } catch (NumberFormatException e) {
351                Log.e(TAG, "could not persist emergency tone setting", e);
352            }
353        }
354
355        return true;
356    }
357
358    @Override
359    protected int getHelpResource() {
360        return R.string.help_url_sound;
361    }
362
363    private boolean needsDockSettings() {
364        return getResources().getBoolean(R.bool.has_dock_settings);
365    }
366
367    private void initDockSettings() {
368        ContentResolver resolver = getContentResolver();
369
370        if (needsDockSettings()) {
371            mDockSounds = (CheckBoxPreference) findPreference(KEY_DOCK_SOUNDS);
372            mDockSounds.setPersistent(false);
373            mDockSounds.setChecked(Settings.Global.getInt(resolver,
374                    Settings.Global.DOCK_SOUNDS_ENABLED, 0) != 0);
375            mDockAudioSettings = findPreference(KEY_DOCK_AUDIO_SETTINGS);
376            mDockAudioSettings.setEnabled(false);
377        } else {
378            getPreferenceScreen().removePreference(findPreference(KEY_DOCK_CATEGORY));
379            getPreferenceScreen().removePreference(findPreference(KEY_DOCK_AUDIO_SETTINGS));
380            getPreferenceScreen().removePreference(findPreference(KEY_DOCK_SOUNDS));
381            Settings.Global.putInt(resolver, Settings.Global.DOCK_AUDIO_MEDIA_ENABLED, 1);
382        }
383    }
384
385    private void handleDockChange(Intent intent) {
386        if (mDockAudioSettings != null) {
387            int dockState = intent.getIntExtra(Intent.EXTRA_DOCK_STATE, 0);
388
389            boolean isBluetooth =
390                    intent.getParcelableExtra(BluetoothDevice.EXTRA_DEVICE) != null;
391
392            mDockIntent = intent;
393
394            if (dockState != Intent.EXTRA_DOCK_STATE_UNDOCKED) {
395                // remove undocked dialog if currently showing.
396                try {
397                    removeDialog(DIALOG_NOT_DOCKED);
398                } catch (IllegalArgumentException iae) {
399                    // Maybe it was already dismissed
400                }
401
402                if (isBluetooth) {
403                    mDockAudioSettings.setEnabled(true);
404                } else {
405                    if (dockState == Intent.EXTRA_DOCK_STATE_LE_DESK) {
406                        ContentResolver resolver = getContentResolver();
407                        mDockAudioSettings.setEnabled(true);
408                        if (Settings.Global.getInt(resolver,
409                                Settings.Global.DOCK_AUDIO_MEDIA_ENABLED, -1) == -1) {
410                            Settings.Global.putInt(resolver,
411                                    Settings.Global.DOCK_AUDIO_MEDIA_ENABLED, 0);
412                        }
413                        mDockAudioMediaEnabled =
414                                (CheckBoxPreference) findPreference(KEY_DOCK_AUDIO_MEDIA_ENABLED);
415                        mDockAudioMediaEnabled.setPersistent(false);
416                        mDockAudioMediaEnabled.setChecked(
417                                Settings.Global.getInt(resolver,
418                                        Settings.Global.DOCK_AUDIO_MEDIA_ENABLED, 0) != 0);
419                    } else {
420                        mDockAudioSettings.setEnabled(false);
421                    }
422                }
423            } else {
424                mDockAudioSettings.setEnabled(false);
425            }
426        }
427    }
428
429    @Override
430    public Dialog onCreateDialog(int id) {
431        if (id == DIALOG_NOT_DOCKED) {
432            return createUndockedMessage();
433        }
434        return null;
435    }
436
437    private Dialog createUndockedMessage() {
438        final AlertDialog.Builder ab = new AlertDialog.Builder(getActivity());
439        ab.setTitle(R.string.dock_not_found_title);
440        ab.setMessage(R.string.dock_not_found_text);
441        ab.setPositiveButton(android.R.string.ok, null);
442        return ab.create();
443    }
444}
445
446