| /* |
| * Copyright (C) 2014 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 android.os; |
| |
| import android.view.Display; |
| |
| /** |
| * Power manager local system service interface. |
| * |
| * @hide Only for use within the system server. |
| */ |
| public abstract class PowerManagerInternal { |
| /** |
| * Used by the window manager to override the screen brightness based on the |
| * current foreground activity. |
| * |
| * This method must only be called by the window manager. |
| * |
| * @param brightness The overridden brightness, or -1 to disable the override. |
| */ |
| public abstract void setScreenBrightnessOverrideFromWindowManager(int brightness); |
| |
| /** |
| * Used by the window manager to override the button brightness based on the |
| * current foreground activity. |
| * |
| * This method must only be called by the window manager. |
| * |
| * @param brightness The overridden brightness, or -1 to disable the override. |
| */ |
| public abstract void setButtonBrightnessOverrideFromWindowManager(int brightness); |
| |
| /** |
| * Used by the window manager to override the user activity timeout based on the |
| * current foreground activity. It can only be used to make the timeout shorter |
| * than usual, not longer. |
| * |
| * This method must only be called by the window manager. |
| * |
| * @param timeoutMillis The overridden timeout, or -1 to disable the override. |
| */ |
| public abstract void setUserActivityTimeoutOverrideFromWindowManager(long timeoutMillis); |
| |
| /** |
| * Used by the dream manager to override certain properties while dozing. |
| * |
| * @param screenState The overridden screen state, or {@link Display.STATE_UNKNOWN} |
| * to disable the override. |
| * @param screenBrightness The overridden screen brightness, or |
| * {@link PowerManager#BRIGHTNESS_DEFAULT} to disable the override. |
| */ |
| public abstract void setDozeOverrideFromDreamManager( |
| int screenState, int screenBrightness); |
| |
| public abstract boolean getLowPowerModeEnabled(); |
| |
| public abstract void registerLowPowerModeObserver(LowPowerModeListener listener); |
| |
| public interface LowPowerModeListener { |
| public void onLowPowerModeChanged(boolean enabled); |
| } |
| } |