LatinIME/java/src/com/android/inputmethod/latin/VibratorUtils.java

51 lines
1.5 KiB
Java

/*
* Copyright (C) 2012 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.inputmethod.latin;
import android.content.Context;
import android.os.Vibrator;
public class VibratorUtils {
private static final VibratorUtils sInstance = new VibratorUtils();
private Vibrator mVibrator;
private VibratorUtils() {
// This utility class is not publicly instantiable.
}
public static VibratorUtils getInstance(Context context) {
if (sInstance.mVibrator == null) {
sInstance.mVibrator = (Vibrator) context.getSystemService(Context.VIBRATOR_SERVICE);
}
return sInstance;
}
public boolean hasVibrator() {
if (mVibrator == null) {
return false;
}
return mVibrator.hasVibrator();
}
public void vibrate(long milliseconds) {
if (mVibrator == null) {
return;
}
mVibrator.vibrate(milliseconds);
}
}