android_device_oneplus_dre/KeyHandler/src/org/lineageos/settings/device/KeyHandler.java
Luca Stefani 3c7edbc4a3 sdm845-common: Add a KeyHandler for tri-state-key events
Change-Id: I22a7ee5b7eec5667b14f1a587a6d0138e77dc0f3
2018-07-19 22:13:32 +02:00

73 lines
2.2 KiB
Java

/*
* Copyright (C) 2018 The LineageOS 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 org.lineageos.settings.device;
import android.content.Context;
import android.media.AudioManager;
import android.os.Vibrator;
import android.view.KeyEvent;
import com.android.internal.os.DeviceKeyHandler;
public class KeyHandler implements DeviceKeyHandler {
private static final String TAG = KeyHandler.class.getSimpleName();
// Slider key codes
private static final int MODE_NORMAL = 601;
private static final int MODE_VIBRATION = 602;
private static final int MODE_SILENCE = 603;
private final Context mContext;
private final AudioManager mAudioManager;
private final Vibrator mVibrator;
public KeyHandler(Context context) {
mContext = context;
mAudioManager = mContext.getSystemService(AudioManager.class);
mVibrator = mContext.getSystemService(Vibrator.class);
}
public KeyEvent handleKeyEvent(KeyEvent event) {
int scanCode = event.getScanCode();
switch (scanCode) {
case MODE_NORMAL:
mAudioManager.setRingerModeInternal(AudioManager.RINGER_MODE_NORMAL);
break;
case MODE_VIBRATION:
mAudioManager.setRingerModeInternal(AudioManager.RINGER_MODE_VIBRATE);
break;
case MODE_SILENCE:
mAudioManager.setRingerModeInternal(AudioManager.RINGER_MODE_SILENT);
break;
default:
return event;
}
doHapticFeedback();
return null;
}
private void doHapticFeedback() {
if (mVibrator == null || !mVibrator.hasVibrator()) {
return;
}
mVibrator.vibrate(50);
}
}