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package com.camilstaps.taize;
import android.content.Context;
import android.content.SharedPreferences;
import android.os.Bundle;
import android.preference.ListPreference;
import android.preference.Preference;
import android.preference.PreferenceActivity;
import android.preference.PreferenceFragment;
import android.preference.PreferenceManager;
import com.camilstaps.common.DatedStringPreferenceSet;
/**
* Simple preferences activity for app settings
* @author Camil Staps
*/
public class SettingsActivity extends PreferenceActivity {
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
getFragmentManager().beginTransaction().replace(android.R.id.content, new SettingsFragment()).commit();
}
/**
* OnPreferenceChangeListener to bind the summary of a preference to its value
*/
private static Preference.OnPreferenceChangeListener onPreferenceChangeListener = new Preference.OnPreferenceChangeListener() {
@Override
public boolean onPreferenceChange(Preference pref, Object newValue) {
String stringValue = newValue.toString();
if (pref instanceof ListPreference) {
ListPreference listPref = (ListPreference) pref;
int index = listPref.findIndexOfValue(stringValue);
pref.setSummary(index >= 0 ? listPref.getEntries()[index] : null); // .getEntry() seems to cause problems
} else {
pref.setSummary(stringValue);
}
return true;
}
};
/**
* Bind the summary of a preference to its value
* @param pref
*/
private static void bindSummaryToValue(Preference pref) {
pref.setOnPreferenceChangeListener(onPreferenceChangeListener);
onPreferenceChangeListener.onPreferenceChange(pref, PreferenceManager.getDefaultSharedPreferences(pref.getContext()).getString(pref.getKey(), pref.getSummary().toString()));
}
/**
* The settings fragment
*/
public static class SettingsFragment extends PreferenceFragment {
public static final String PREF_LANGUAGE_READINGS = "pref_language_reading";
public static final String PREF_VERSION_BIBLE = "pref_version_bible";
public static final String PREF_THEME_WIDGET = "pref_theme_widget";
private SharedPreferences.OnSharedPreferenceChangeListener sharedPreferenceChangeListener;
private Context context;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
context = getActivity();
addPreferencesFromResource(R.xml.preferences);
bindSummaryToValue(findPreference(PREF_LANGUAGE_READINGS));
bindSummaryToValue(findPreference(PREF_VERSION_BIBLE));
bindSummaryToValue(findPreference(PREF_THEME_WIDGET));
sharedPreferenceChangeListener = new SharedPreferences.OnSharedPreferenceChangeListener() {
@Override
public void onSharedPreferenceChanged(SharedPreferences sharedPreferences, String key) {
if (key.equals(SettingsFragment.PREF_LANGUAGE_READINGS)) {
DatedStringPreferenceSet.clear(context, "dailyreadings");
DatedStringPreferenceSet.clear(context, "dailymeditations");
} else if (key.equals(SettingsFragment.PREF_VERSION_BIBLE)) {
DatedStringPreferenceSet.clear(context, "dailyreadingbibletexts");
}
}
};
PreferenceManager.getDefaultSharedPreferences(context).registerOnSharedPreferenceChangeListener(sharedPreferenceChangeListener);
}
}
}
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