APILevel20Wrapper.java

/*
 * Copyright 2013 Thomas Hoffmann
 *
 * 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 de.j4velin.wifiAutoOff;

import android.annotation.TargetApi;
import android.content.Context;
import android.hardware.display.DisplayManager;
import android.view.Display;

@TargetApi(20)
abstract class APILevel20Wrapper {
    static boolean isScreenOn(final Context context) {
        DisplayManager dm = (DisplayManager) context.getSystemService(Context.DISPLAY_SERVICE);
        for (Display display : dm.getDisplays()) {
            if (display.getState() != Display.STATE_OFF) {
                return true;
            }
        }
        return false;
    }
}