/*
* Tint Browser for Android
*
* Copyright (C) 2012 - to infinity and beyond J. Devauchelle and contributors.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* version 3 as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
package org.tint.ui.preferences;
import org.tint.R;
import org.tint.utils.Constants;
import android.content.SharedPreferences;
import android.content.SharedPreferences.OnSharedPreferenceChangeListener;
import android.os.Bundle;
import android.preference.Preference;
import android.preference.PreferenceFragment;
public class AccessibilityPreferencesFragment extends PreferenceFragment implements OnSharedPreferenceChangeListener {
private Preference mInvertedContrast;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
addPreferencesFromResource(R.xml.preferences_accessibility_settings);
mInvertedContrast = findPreference(Constants.PREFERENCE_INVERTED_DISPLAY_CONTRAST);
updateInvertedContrastEnabledState();
getPreferenceManager().getSharedPreferences().registerOnSharedPreferenceChangeListener(this);
}
@Override
public void onDestroy() {
getPreferenceManager().getSharedPreferences().unregisterOnSharedPreferenceChangeListener(this);
super.onDestroy();
}
@Override
public void onSharedPreferenceChanged(SharedPreferences sharedPreferences, String key) {
if (Constants.PREFERENCE_INVERTED_DISPLAY.equals(key)) {
updateInvertedContrastEnabledState();
}
}
private void updateInvertedContrastEnabledState() {
boolean useInvertedDisplay = getPreferenceManager().getSharedPreferences().getBoolean(Constants.PREFERENCE_INVERTED_DISPLAY, false);
mInvertedContrast.setEnabled(useInvertedDisplay);
}
}