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/*
* Copyright (C) 2007 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.android.calendar;
import android.app.Activity;
import android.content.Context;
import android.content.SharedPreferences;
import android.content.SharedPreferences.OnSharedPreferenceChangeListener;
import android.os.Bundle;
import android.preference.CheckBoxPreference;
import android.preference.ListPreference;
import android.preference.Preference;
import android.preference.Preference.OnPreferenceChangeListener;
import android.preference.PreferenceFragment;
import android.preference.PreferenceManager;
import android.preference.PreferenceScreen;
import android.preference.RingtonePreference;
import android.provider.Calendar.CalendarCache;
import android.provider.SearchRecentSuggestions;
import android.widget.Toast;
public class GeneralPreferences extends PreferenceFragment implements
OnSharedPreferenceChangeListener, OnPreferenceChangeListener {
// The name of the shared preferences file. This name must be maintained for historical
// reasons, as it's what PreferenceManager assigned the first time the file was created.
private static final String SHARED_PREFS_NAME = "com.android.calendar_preferences";
// Preference keys
public static final String KEY_HIDE_DECLINED = "preferences_hide_declined";
public static final String KEY_WEEK_START_DAY = "preferences_week_start_day";
public static final String KEY_CLEAR_SEARCH_HISTORY = "preferences_clear_search_history";
public static final String KEY_ALERTS = "preferences_alerts";
public static final String KEY_ALERTS_VIBRATE = "preferences_alerts_vibrate";
public static final String KEY_ALERTS_VIBRATE_WHEN = "preferences_alerts_vibrateWhen";
public static final String KEY_ALERTS_RINGTONE = "preferences_alerts_ringtone";
public static final String KEY_ALERTS_POPUP = "preferences_alerts_popup";
public static final String KEY_DEFAULT_REMINDER = "preferences_default_reminder";
/** Key to SharePreference for default view (CalendarController.ViewType) */
public static final String KEY_START_VIEW = "preferred_startView";
/**
* Key to SharePreference for default detail view (CalendarController.ViewType)
* Typically used by widget
*/
public static final String KEY_DETAILED_VIEW = "preferred_detailedView";
public static final String KEY_DEFAULT_CALENDAR = "preference_defaultCalendar";
// These must be in sync with the array preferences_week_start_day_values
public static final String WEEK_START_DEFAULT = "-1";
public static final String WEEK_START_SATURDAY = "7";
public static final String WEEK_START_SUNDAY = "1";
public static final String WEEK_START_MONDAY = "2";
// These keys are kept to enable migrating users from previous versions
private static final String KEY_ALERTS_TYPE = "preferences_alerts_type";
private static final String ALERT_TYPE_ALERTS = "0";
private static final String ALERT_TYPE_STATUS_BAR = "1";
private static final String ALERT_TYPE_OFF = "2";
static final String KEY_HOME_TZ_ENABLED = "preferences_home_tz_enabled";
static final String KEY_HOME_TZ = "preferences_home_tz";
// Default preference values
public static final int DEFAULT_START_VIEW = CalendarController.ViewType.WEEK;
public static final int DEFAULT_DETAILED_VIEW = CalendarController.ViewType.DAY;
CheckBoxPreference mAlert;
ListPreference mVibrateWhen;
RingtonePreference mRingtone;
CheckBoxPreference mPopup;
CheckBoxPreference mUseHomeTZ;
ListPreference mHomeTZ;
private static CharSequence[][] mTimezones;
/** Return a properly configured SharedPreferences instance */
public static SharedPreferences getSharedPreferences(Context context) {
return context.getSharedPreferences(SHARED_PREFS_NAME, Context.MODE_PRIVATE);
}
/** Set the default shared preferences in the proper context */
public static void setDefaultValues(Context context) {
PreferenceManager.setDefaultValues(context, SHARED_PREFS_NAME, Context.MODE_PRIVATE,
R.xml.general_preferences, false);
}
@Override
public void onCreate(Bundle icicle) {
super.onCreate(icicle);
final Activity activity = getActivity();
// Make sure to always use the same preferences file regardless of the package name
// we're running under
final PreferenceManager preferenceManager = getPreferenceManager();
final SharedPreferences sharedPreferences = getSharedPreferences(activity);
preferenceManager.setSharedPreferencesName(SHARED_PREFS_NAME);
// Load the preferences from an XML resource
addPreferencesFromResource(R.xml.general_preferences);
PreferenceScreen preferenceScreen = getPreferenceScreen();
preferenceScreen.getSharedPreferences().registerOnSharedPreferenceChangeListener(this);
mAlert = (CheckBoxPreference) preferenceScreen.findPreference(KEY_ALERTS);
mVibrateWhen = (ListPreference) preferenceScreen.findPreference(KEY_ALERTS_VIBRATE_WHEN);
mRingtone = (RingtonePreference) preferenceScreen.findPreference(KEY_ALERTS_RINGTONE);
mPopup = (CheckBoxPreference) preferenceScreen.findPreference(KEY_ALERTS_POPUP);
mUseHomeTZ = (CheckBoxPreference) preferenceScreen.findPreference(KEY_HOME_TZ_ENABLED);
mUseHomeTZ.setOnPreferenceChangeListener(this);
mHomeTZ = (ListPreference) preferenceScreen.findPreference(KEY_HOME_TZ);
String tz = mHomeTZ.getValue();
if (mTimezones == null) {
mTimezones = (new TimezoneAdapter(getActivity(), tz)).getAllTimezones();
}
mHomeTZ.setEntryValues(mTimezones[0]);
mHomeTZ.setEntries(mTimezones[1]);
mHomeTZ.setSummary(mHomeTZ.getEntry());
mHomeTZ.setOnPreferenceChangeListener(this);
// mHomeTZ = (ListPreference) preferenceScreen.findPreference(KEY_HOME_TZ);
// mHomeTZ.setSummary(mHomeTZ.getEntry());
// mHomeTZ.setOnPreferenceChangeListener(this);
migrateOldPreferences(sharedPreferences);
updateChildPreferences();
}
public void onSharedPreferenceChanged(SharedPreferences sharedPreferences, String key) {
if (key.equals(KEY_ALERTS)) {
updateChildPreferences();
}
}
/**
* Handles time zone preference changes
*/
@Override
public boolean onPreferenceChange(Preference preference, Object newValue) {
String tz;
if (preference == mUseHomeTZ) {
if ((Boolean)newValue) {
tz = mHomeTZ.getValue();
} else {
tz = CalendarCache.TIMEZONE_TYPE_AUTO;
}
} else if (preference == mHomeTZ) {
tz = (String) newValue;
// We set the value here so we can read back the entry
mHomeTZ.setValue(tz);
mHomeTZ.setSummary(mHomeTZ.getEntry());
} else {
return false;
}
Utils.setTimeZone(getActivity(), tz);
return true;
}
/**
* If necessary, upgrades previous versions of preferences to the current
* set of keys and values.
* @param prefs the preferences to upgrade
*/
private void migrateOldPreferences(SharedPreferences prefs) {
// If needed, migrate vibration setting from a previous version
if (!prefs.contains(KEY_ALERTS_VIBRATE_WHEN) &&
prefs.contains(KEY_ALERTS_VIBRATE)) {
int stringId = prefs.getBoolean(KEY_ALERTS_VIBRATE, false) ?
R.string.prefDefault_alerts_vibrate_true :
R.string.prefDefault_alerts_vibrate_false;
mVibrateWhen.setValue(getActivity().getString(stringId));
}
// If needed, migrate the old alerts type settin
if (!prefs.contains(KEY_ALERTS) && prefs.contains(KEY_ALERTS_TYPE)) {
String type = prefs.getString(KEY_ALERTS_TYPE, ALERT_TYPE_STATUS_BAR);
if (type.equals(ALERT_TYPE_OFF)) {
mAlert.setChecked(false);
mPopup.setChecked(false);
mPopup.setEnabled(false);
} else if (type.equals(ALERT_TYPE_STATUS_BAR)) {
mAlert.setChecked(true);
mPopup.setChecked(false);
mPopup.setEnabled(true);
} else if (type.equals(ALERT_TYPE_ALERTS)) {
mAlert.setChecked(true);
mPopup.setChecked(true);
mPopup.setEnabled(true);
}
// clear out the old setting
prefs.edit().remove(KEY_ALERTS_TYPE).commit();
}
}
/**
* Keeps the dependent settings in sync with the parent preference, so for
* example, when notifications are turned off, we disable the preferences
* for configuring the exact notification behavior.
*/
private void updateChildPreferences() {
if (mAlert.isChecked()) {
mVibrateWhen.setEnabled(true);
mRingtone.setEnabled(true);
mPopup.setEnabled(true);
} else {
mVibrateWhen.setValue(
getActivity().getString(R.string.prefDefault_alerts_vibrate_false));
mVibrateWhen.setEnabled(false);
mRingtone.setEnabled(false);
mPopup.setEnabled(false);
}
}
@Override @SuppressWarnings("deprecation")
public boolean onPreferenceTreeClick(PreferenceScreen preferenceScreen, Preference preference) {
String key = preference.getKey();
if (key.equals(KEY_CLEAR_SEARCH_HISTORY)) {
SearchRecentSuggestions suggestions = new SearchRecentSuggestions(getActivity(),
CalendarRecentSuggestionsProvider.AUTHORITY,
CalendarRecentSuggestionsProvider.MODE);
suggestions.clearHistory();
Toast.makeText(getActivity(), R.string.search_history_cleared,
Toast.LENGTH_SHORT).show();
return true;
}
return false;
}
}
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