src/com/android/settings/cyanogenmod/LockscreenInterface.java


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/*
 *
 * 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.settings.cyanogenmod;

import android.os.Bundle;
import android.preference.ListPreference;
import android.preference.Preference;
import android.preference.PreferenceScreen;
import android.provider.Settings;

import com.android.settings.R;
import com.android.settings.SettingsPreferenceFragment;

public class LockscreenInterface extends SettingsPreferenceFragment implements Preference.OnPreferenceChangeListener {
    private static final String TAG = "LockscreenInterface";

    private static final String KEY_ALWAYS_BATTERY_PREF = "lockscreen_battery_status";
    private static final String KEY_LOCKSCREEN_BUTTONS = "lockscreen_buttons";

    private PreferenceScreen mLockscreenButtons;
    private ListPreference mBatteryStatus;

    public boolean hasButtons() {
        return !getResources().getBoolean(com.android.internal.R.bool.config_showNavigationBar);
    }

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);

        addPreferencesFromResource(R.xml.lockscreen_interface_settings);

        mBatteryStatus = (ListPreference) findPreference(KEY_ALWAYS_BATTERY_PREF);
        mBatteryStatus.setOnPreferenceChangeListener(this);

        mLockscreenButtons = (PreferenceScreen) findPreference(KEY_LOCKSCREEN_BUTTONS);
        if (!hasButtons()) {
            getPreferenceScreen().removePreference(mLockscreenButtons);
        }
    }

    @Override
    public void onResume() {
        super.onResume();
    }

    @Override
    public void onPause() {
        super.onPause();

        // Set the battery status description text
        if (mBatteryStatus != null) {
            int batteryStatus = Settings.System.getInt(getActivity().getApplicationContext().getContentResolver(),
                    Settings.System.LOCKSCREEN_ALWAYS_SHOW_BATTERY, 0);
            mBatteryStatus.setValueIndex(batteryStatus);
            mBatteryStatus.setSummary(mBatteryStatus.getEntries()[batteryStatus]);
        }
    }

    @Override
    public boolean onPreferenceTreeClick(PreferenceScreen preferenceScreen, Preference preference) {
        return super.onPreferenceTreeClick(preferenceScreen, preference);
    }

    @Override
    public boolean onPreferenceChange(Preference preference, Object objValue) {
        if (preference == mBatteryStatus) {
            int value = Integer.valueOf((String) objValue);
            int index = mBatteryStatus.findIndexOfValue((String) objValue);
            Settings.System.putInt(getActivity().getApplicationContext().getContentResolver(),
                    Settings.System.LOCKSCREEN_ALWAYS_SHOW_BATTERY, value);
            mBatteryStatus.setSummary(mBatteryStatus.getEntries()[index]);
            return true;
        }
        return false;
    }
}