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/*
* Copyright (C) 2017 The Android Open Source 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.android.settings.development;
import android.content.Context;
import android.provider.Settings;
import androidx.annotation.VisibleForTesting;
import androidx.preference.Preference;
import androidx.preference.SwitchPreference;
import com.android.settings.core.PreferenceControllerMixin;
import com.android.settingslib.development.DeveloperOptionsPreferenceController;
public class TetheringHardwareAccelPreferenceController extends DeveloperOptionsPreferenceController
implements Preference.OnPreferenceChangeListener, PreferenceControllerMixin {
private static final String TETHERING_HARDWARE_OFFLOAD = "tethering_hardware_offload";
// We use the "disabled status" in code, but show the opposite text
// on screen. So a value 0 indicates the tethering hardware accel is enabled.
@VisibleForTesting
static final int SETTING_VALUE_ON = 0;
@VisibleForTesting
static final int SETTING_VALUE_OFF = 1;
public TetheringHardwareAccelPreferenceController(Context context) {
super(context);
}
@Override
public String getPreferenceKey() {
return TETHERING_HARDWARE_OFFLOAD;
}
@Override
public boolean onPreferenceChange(Preference preference, Object newValue) {
final boolean isEnabled = (Boolean) newValue;
Settings.Global.putInt(mContext.getContentResolver(),
Settings.Global.TETHER_OFFLOAD_DISABLED,
isEnabled ? SETTING_VALUE_ON : SETTING_VALUE_OFF);
return true;
}
@Override
public void updateState(Preference preference) {
final int tetheringMode = Settings.Global.getInt(
mContext.getContentResolver(),
Settings.Global.TETHER_OFFLOAD_DISABLED, 0 /* default */);
((SwitchPreference) mPreference).setChecked(tetheringMode != SETTING_VALUE_OFF);
}
@Override
protected void onDeveloperOptionsSwitchDisabled() {
super.onDeveloperOptionsSwitchDisabled();
Settings.Global.putInt(mContext.getContentResolver(),
Settings.Global.TETHER_OFFLOAD_DISABLED, SETTING_VALUE_OFF);
((SwitchPreference) mPreference).setChecked(false);
}
}
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