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      1 /*
      2  * Copyright (C) 2009 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 
     17 package com.android.deskclock;
     18 
     19 import android.content.SharedPreferences;
     20 import android.media.AudioManager;
     21 import android.media.RingtoneManager;
     22 import android.net.Uri;
     23 import android.os.Bundle;
     24 import android.preference.CheckBoxPreference;
     25 import android.preference.ListPreference;
     26 import android.preference.Preference;
     27 import android.preference.PreferenceActivity;
     28 import android.preference.PreferenceScreen;
     29 import android.preference.RingtonePreference;
     30 import android.provider.Settings;
     31 
     32 /**
     33  * Settings for the Alarm Clock.
     34  */
     35 public class SettingsActivity extends PreferenceActivity
     36         implements Preference.OnPreferenceChangeListener {
     37 
     38     private static final int ALARM_STREAM_TYPE_BIT =
     39             1 << AudioManager.STREAM_ALARM;
     40 
     41     private static final String KEY_ALARM_IN_SILENT_MODE =
     42             "alarm_in_silent_mode";
     43     static final String KEY_ALARM_SNOOZE =
     44             "snooze_duration";
     45     static final String KEY_VOLUME_BEHAVIOR =
     46             "volume_button_setting";
     47     static final String KEY_DEFAULT_RINGTONE =
     48             "default_ringtone";
     49     static final String KEY_AUTO_SILENCE =
     50             "auto_silence";
     51 
     52     @Override
     53     protected void onCreate(Bundle savedInstanceState) {
     54         super.onCreate(savedInstanceState);
     55         addPreferencesFromResource(R.xml.settings);
     56 
     57         final AlarmPreference ringtone =
     58                 (AlarmPreference) findPreference(KEY_DEFAULT_RINGTONE);
     59         Uri alert = RingtoneManager.getActualDefaultRingtoneUri(this,
     60                 RingtoneManager.TYPE_ALARM);
     61         if (alert != null) {
     62             ringtone.setAlert(alert);
     63         }
     64         ringtone.setChangeDefault();
     65     }
     66 
     67     @Override
     68     protected void onResume() {
     69         super.onResume();
     70         refresh();
     71     }
     72 
     73     @Override
     74     public boolean onPreferenceTreeClick(PreferenceScreen preferenceScreen,
     75             Preference preference) {
     76         if (KEY_ALARM_IN_SILENT_MODE.equals(preference.getKey())) {
     77             CheckBoxPreference pref = (CheckBoxPreference) preference;
     78             int ringerModeStreamTypes = Settings.System.getInt(
     79                     getContentResolver(),
     80                     Settings.System.MODE_RINGER_STREAMS_AFFECTED, 0);
     81 
     82             if (pref.isChecked()) {
     83                 ringerModeStreamTypes &= ~ALARM_STREAM_TYPE_BIT;
     84             } else {
     85                 ringerModeStreamTypes |= ALARM_STREAM_TYPE_BIT;
     86             }
     87 
     88             Settings.System.putInt(getContentResolver(),
     89                     Settings.System.MODE_RINGER_STREAMS_AFFECTED,
     90                     ringerModeStreamTypes);
     91 
     92             return true;
     93         }
     94 
     95         return super.onPreferenceTreeClick(preferenceScreen, preference);
     96     }
     97 
     98     public boolean onPreferenceChange(Preference pref, Object newValue) {
     99         if (KEY_ALARM_SNOOZE.equals(pref.getKey())) {
    100             final ListPreference listPref = (ListPreference) pref;
    101             final int idx = listPref.findIndexOfValue((String) newValue);
    102             listPref.setSummary(listPref.getEntries()[idx]);
    103         } else if (KEY_AUTO_SILENCE.equals(pref.getKey())) {
    104             final ListPreference listPref = (ListPreference) pref;
    105             String delay = (String) newValue;
    106             updateAutoSnoozeSummary(listPref, delay);
    107         }
    108         return true;
    109     }
    110 
    111     private void updateAutoSnoozeSummary(ListPreference listPref,
    112             String delay) {
    113         int i = Integer.parseInt(delay);
    114         if (i == -1) {
    115             listPref.setSummary(R.string.auto_silence_never);
    116         } else {
    117             listPref.setSummary(getString(R.string.auto_silence_summary, i));
    118         }
    119     }
    120 
    121 
    122     private void refresh() {
    123         final CheckBoxPreference alarmInSilentModePref =
    124                 (CheckBoxPreference) findPreference(KEY_ALARM_IN_SILENT_MODE);
    125         final int silentModeStreams =
    126                 Settings.System.getInt(getContentResolver(),
    127                         Settings.System.MODE_RINGER_STREAMS_AFFECTED, 0);
    128         alarmInSilentModePref.setChecked(
    129                 (silentModeStreams & ALARM_STREAM_TYPE_BIT) == 0);
    130 
    131         ListPreference listPref =
    132                 (ListPreference) findPreference(KEY_ALARM_SNOOZE);
    133         listPref.setSummary(listPref.getEntry());
    134         listPref.setOnPreferenceChangeListener(this);
    135 
    136         listPref = (ListPreference) findPreference(KEY_AUTO_SILENCE);
    137         String delay = listPref.getValue();
    138         updateAutoSnoozeSummary(listPref, delay);
    139         listPref.setOnPreferenceChangeListener(this);
    140     }
    141 }
    142