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/*
* Copyright (C) 2012 The CyanogenMod Project (DvTonder)
*
* 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.cyanogenmod.lockclock.preference;
import android.app.AlertDialog;
import android.app.Dialog;
import android.content.ContentResolver;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.SharedPreferences;
import android.location.LocationManager;
import android.os.Bundle;
import android.preference.CheckBoxPreference;
import android.preference.EditTextPreference;
import android.preference.ListPreference;
import android.preference.Preference;
import android.preference.PreferenceFragment;
import android.provider.Settings;
import android.text.TextUtils;
import android.util.Log;
import com.cyanogenmod.lockclock.ClockWidgetProvider;
import com.cyanogenmod.lockclock.R;
import com.cyanogenmod.lockclock.misc.Constants;
import com.cyanogenmod.lockclock.misc.Preferences;
import com.cyanogenmod.lockclock.weather.WeatherUpdateService;
public class WeatherPreferences extends PreferenceFragment implements
SharedPreferences.OnSharedPreferenceChangeListener {
private static final String TAG = "WeatherPreferences";
private static final String[] LOCATION_PREF_KEYS = new String[] {
Constants.WEATHER_USE_CUSTOM_LOCATION,
Constants.WEATHER_CUSTOM_LOCATION_CITY
};
private static final String[] WEATHER_REFRESH_KEYS = new String[] {
Constants.SHOW_WEATHER,
Constants.WEATHER_REFRESH_INTERVAL
};
private CheckBoxPreference mUseCustomLoc;
private EditTextPreference mCustomWeatherLoc;
private ListPreference mFontColor;
private ListPreference mTimestampFontColor;
private CheckBoxPreference mUseMetric;
private IconSelectionPreference mIconSet;
private CheckBoxPreference mUseCustomlocation;
private Context mContext;
private ContentResolver mResolver;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
getPreferenceManager().setSharedPreferencesName(Constants.PREF_NAME);
addPreferencesFromResource(R.xml.preferences_weather);
mContext = getActivity();
mResolver = mContext.getContentResolver();
// Load items that need custom summaries etc.
mUseCustomLoc = (CheckBoxPreference) findPreference(Constants.WEATHER_USE_CUSTOM_LOCATION);
mCustomWeatherLoc = (EditTextPreference) findPreference(Constants.WEATHER_CUSTOM_LOCATION_CITY);
mFontColor = (ListPreference) findPreference(Constants.WEATHER_FONT_COLOR);
mTimestampFontColor = (ListPreference) findPreference(Constants.WEATHER_TIMESTAMP_FONT_COLOR);
mIconSet = (IconSelectionPreference) findPreference(Constants.WEATHER_ICONS);
mUseMetric = (CheckBoxPreference) findPreference(Constants.WEATHER_USE_METRIC);
mUseCustomlocation = (CheckBoxPreference) findPreference(Constants.WEATHER_USE_CUSTOM_LOCATION);
// At first placement/start default the use of Metric units based on locale
// If we had a previously set value already, this will just reset the same value
Boolean defValue = Preferences.useMetricUnits(mContext);
Preferences.setUseMetricUnits(mContext, defValue);
mUseMetric.setChecked(defValue);
// Show a warning if location manager is disabled and there is no custom location set
LocationManager lm = (LocationManager) getActivity().getSystemService(Context.LOCATION_SERVICE);
if (!lm.isProviderEnabled(LocationManager.NETWORK_PROVIDER) && !mUseCustomLoc.isChecked()) {
showDialog();
}
}
@Override
public void onResume() {
super.onResume();
getPreferenceManager().getSharedPreferences().registerOnSharedPreferenceChangeListener(this);
updateLocationSummary();
updateFontColorsSummary();
updateIconSetSummary();
}
@Override
public void onPause() {
super.onPause();
getPreferenceManager().getSharedPreferences().unregisterOnSharedPreferenceChangeListener(this);
}
@Override
public void onSharedPreferenceChanged(SharedPreferences sharedPreferences, String key) {
Preference pref = findPreference(key);
if (pref instanceof ListPreference) {
ListPreference listPref = (ListPreference) pref;
pref.setSummary(listPref.getEntry());
}
boolean needWeatherUpdate = false;
boolean forceWeatherUpdate = false;
if (pref == mUseCustomLoc || pref == mCustomWeatherLoc) {
updateLocationSummary();
}
if (pref == mIconSet) {
updateIconSetSummary();
}
if (pref == mUseMetric) {
// The display format of the temperatures have changed
// Force a weather update to refresh the display
forceWeatherUpdate = true;
}
// If the weather source has changes, invalidate the custom location settings and change
// back to GeoLocation to force the user to specify a new custom location if needed
if (TextUtils.equals(key, Constants.WEATHER_SOURCE)) {
Preferences.setCustomWeatherLocationId(mContext, null);
Preferences.setCustomWeatherLocationCity(mContext, null);
Preferences.setUseCustomWeatherLocation(mContext, false);
mUseCustomlocation.setChecked(false);
updateLocationSummary();
}
if (key.equals(Constants.WEATHER_USE_CUSTOM_LOCATION)
|| key.equals(Constants.WEATHER_CUSTOM_LOCATION_CITY)) {
forceWeatherUpdate = true;
}
if (key.equals(Constants.SHOW_WEATHER) || key.equals(Constants.WEATHER_REFRESH_INTERVAL)) {
needWeatherUpdate = true;
}
if (Constants.DEBUG) {
Log.v(TAG, "Preference " + key + " changed, need update " +
needWeatherUpdate + " force update " + forceWeatherUpdate);
}
if (Preferences.showWeather(mContext) && (needWeatherUpdate || forceWeatherUpdate)) {
Intent updateIntent = new Intent(mContext, WeatherUpdateService.class);
if (forceWeatherUpdate) {
updateIntent.setAction(WeatherUpdateService.ACTION_FORCE_UPDATE);
}
mContext.startService(updateIntent);
}
Intent updateIntent = new Intent(mContext, ClockWidgetProvider.class);
mContext.sendBroadcast(updateIntent);
}
//===============================================================================================
// Utility classes and supporting methods
//===============================================================================================
private void updateLocationSummary() {
if (mUseCustomLoc.isChecked()) {
String location = Preferences.customWeatherLocationCity(mContext);
if (location == null) {
location = getResources().getString(R.string.unknown);
}
mCustomWeatherLoc.setSummary(location);
} else {
mCustomWeatherLoc.setSummary(R.string.weather_geolocated);
}
}
private void showDialog() {
AlertDialog.Builder builder = new AlertDialog.Builder(mContext);
final Dialog dialog;
// Build and show the dialog
builder.setTitle(R.string.weather_retrieve_location_dialog_title);
builder.setMessage(R.string.weather_retrieve_location_dialog_message);
builder.setCancelable(false);
builder.setPositiveButton(R.string.weather_retrieve_location_dialog_enable_button,
new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int whichButton) {
Intent intent = new Intent(Settings.ACTION_LOCATION_SOURCE_SETTINGS);
intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_CLEAR_TOP);
mContext.startActivity(intent);
}
});
builder.setNegativeButton(R.string.cancel, null);
dialog = builder.create();
dialog.show();
}
private void updateFontColorsSummary() {
if (mFontColor != null) {
mFontColor.setSummary(mFontColor.getEntry());
}
if (mTimestampFontColor != null) {
mTimestampFontColor.setSummary(mTimestampFontColor.getEntry());
}
}
private void updateIconSetSummary() {
if (mIconSet != null) {
mIconSet.setSummary(mIconSet.getEntry());
}
}
}
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