/*
|
* 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.systemui.statusbar.policy;
|
|
import com.android.systemui.Dumpable;
|
import com.android.systemui.statusbar.policy.FlashlightController.FlashlightListener;
|
|
public interface FlashlightController extends CallbackController<FlashlightListener>, Dumpable {
|
|
boolean hasFlashlight();
|
void setFlashlight(boolean newState);
|
boolean isAvailable();
|
boolean isEnabled();
|
|
public interface FlashlightListener {
|
|
/**
|
* Called when the flashlight was turned off or on.
|
* @param enabled true if the flashlight is currently turned on.
|
*/
|
void onFlashlightChanged(boolean enabled);
|
|
|
/**
|
* Called when there is an error that turns the flashlight off.
|
*/
|
void onFlashlightError();
|
|
/**
|
* Called when there is a change in availability of the flashlight functionality
|
* @param available true if the flashlight is currently available.
|
*/
|
void onFlashlightAvailabilityChanged(boolean available);
|
}
|
}
|