diff options
Diffstat (limited to 'java/com/android/incallui/answerproximitysensor/SystemProximityWakeLock.java')
-rw-r--r-- | java/com/android/incallui/answerproximitysensor/SystemProximityWakeLock.java | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/java/com/android/incallui/answerproximitysensor/SystemProximityWakeLock.java b/java/com/android/incallui/answerproximitysensor/SystemProximityWakeLock.java new file mode 100644 index 000000000..776e9a42d --- /dev/null +++ b/java/com/android/incallui/answerproximitysensor/SystemProximityWakeLock.java @@ -0,0 +1,90 @@ +/* + * Copyright (C) 2016 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.incallui.answerproximitysensor; + +import android.content.Context; +import android.hardware.display.DisplayManager; +import android.hardware.display.DisplayManager.DisplayListener; +import android.os.PowerManager; +import android.support.annotation.Nullable; +import android.view.Display; +import com.android.dialer.common.LogUtil; + +/** The normal PROXIMITY_SCREEN_OFF_WAKE_LOCK provided by the OS. */ +public class SystemProximityWakeLock implements AnswerProximityWakeLock, DisplayListener { + + private static final String TAG = "SystemProximityWakeLock"; + + private final Context context; + private final PowerManager.WakeLock wakeLock; + + @Nullable private ScreenOnListener listener; + + public SystemProximityWakeLock(Context context) { + this.context = context; + wakeLock = + context + .getSystemService(PowerManager.class) + .newWakeLock(PowerManager.PROXIMITY_SCREEN_OFF_WAKE_LOCK, TAG); + } + + @Override + public void acquire() { + wakeLock.acquire(); + context.getSystemService(DisplayManager.class).registerDisplayListener(this, null); + } + + @Override + public void release() { + wakeLock.release(); + context.getSystemService(DisplayManager.class).unregisterDisplayListener(this); + } + + @Override + public boolean isHeld() { + return wakeLock.isHeld(); + } + + @Override + public void setScreenOnListener(ScreenOnListener listener) { + this.listener = listener; + } + + @Override + public void onDisplayAdded(int displayId) {} + + @Override + public void onDisplayRemoved(int displayId) {} + + @Override + public void onDisplayChanged(int displayId) { + if (displayId == Display.DEFAULT_DISPLAY) { + if (isDefaultDisplayOn(context)) { + LogUtil.i("SystemProximityWakeLock.onDisplayChanged", "display turned on"); + if (listener != null) { + listener.onScreenOn(); + } + } + } + } + + private static boolean isDefaultDisplayOn(Context context) { + Display display = + context.getSystemService(DisplayManager.class).getDisplay(Display.DEFAULT_DISPLAY); + return display.getState() != Display.STATE_OFF; + } +} |