01c7ed697f
This partially reverts commit 99d12c6a90,
we want to reuse some of it. The implementation appears to be fully
compatible with smdk4412's, so let's make this a common thing at
some point
Change-Id: I080484ad010f881a22a4486a6c082d0fbc17a529
62 lines
2.1 KiB
Java
62 lines
2.1 KiB
Java
/*
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* Copyright (C) 2012 The CyanogenMod Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.cyanogenmod.settings.device;
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import java.io.IOException;
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import android.content.Context;
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import android.util.AttributeSet;
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import android.content.SharedPreferences;
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import android.preference.Preference;
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import android.preference.ListPreference;
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import android.preference.Preference.OnPreferenceChangeListener;
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import android.preference.PreferenceManager;
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public class mDNIeNegative extends ListPreference implements OnPreferenceChangeListener {
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private static String FILE = null;
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public mDNIeNegative(Context context, AttributeSet attrs) {
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super(context, attrs);
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this.setOnPreferenceChangeListener(this);
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FILE = context.getResources().getString(R.string.mdnie_negative_sysfs_file);
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}
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public static boolean isSupported(String filePath) {
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return Utils.fileExists(filePath);
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}
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/**
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* Restore mdnie user mode setting from SharedPreferences. (Write to kernel.)
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* @param context The context to read the SharedPreferences from
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*/
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public static void restore(Context context) {
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FILE = context.getResources().getString(R.string.mdnie_negative_sysfs_file);
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if (!isSupported(FILE)) {
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return;
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}
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SharedPreferences sharedPrefs = PreferenceManager.getDefaultSharedPreferences(context);
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Utils.writeValue(FILE, sharedPrefs.getString(DisplaySettings.KEY_MDNIE_NEGATIVE, "0"));
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}
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public boolean onPreferenceChange(Preference preference, Object newValue) {
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Utils.writeValue(FILE, (String) newValue);
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return true;
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}
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}
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