diff options
Diffstat (limited to 'DeviceSettings/src/com/cyanogenmod/settings/device/SPenPowerSavingMode.java')
-rw-r--r-- | DeviceSettings/src/com/cyanogenmod/settings/device/SPenPowerSavingMode.java | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/DeviceSettings/src/com/cyanogenmod/settings/device/SPenPowerSavingMode.java b/DeviceSettings/src/com/cyanogenmod/settings/device/SPenPowerSavingMode.java new file mode 100644 index 0000000..e80edd8 --- /dev/null +++ b/DeviceSettings/src/com/cyanogenmod/settings/device/SPenPowerSavingMode.java @@ -0,0 +1,61 @@ +/* + * Copyright (C) 2012 The CyanogenMod 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.cyanogenmod.settings.device; + +import android.content.Context; +import android.content.Intent; +import android.content.SharedPreferences; +import android.util.AttributeSet; +import android.preference.CheckBoxPreference; +import android.preference.Preference; +import android.preference.Preference.OnPreferenceChangeListener; +import android.preference.PreferenceManager; + +public class SPenPowerSavingMode extends CheckBoxPreference implements OnPreferenceChangeListener { + + private static String FILE_PATH = null; + + public SPenPowerSavingMode(Context context, AttributeSet attrs) { + super(context, attrs); + this.setOnPreferenceChangeListener(this); + FILE_PATH = context.getResources().getString(R.string.spen_powersaving_sysfs_file); + } + + public static boolean isSupported(String filePath) { + return Utils.fileExists(filePath); + } + + /** + * Restore s-pen setting from SharedPreferences. (Write to kernel.) + * @param context The context to read the SharedPreferences from + */ + public static void restore(Context context) { + FILE_PATH = context.getResources().getString(R.string.spen_powersaving_sysfs_file); + + if (!isSupported(FILE_PATH)) { + return; + } + + SharedPreferences sharedPrefs = PreferenceManager.getDefaultSharedPreferences(context); + Utils.writeValue(FILE_PATH, sharedPrefs.getBoolean(DeviceSettings.KEY_SPEN_POWER_SAVING_MODE, false) ? "1" : "0"); + } + + public boolean onPreferenceChange(Preference preference, Object newValue) { + Utils.writeValue(FILE_PATH, ((Boolean) newValue) ? "1" : "0"); + return true; + } +} |