/*
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* Copyright (C) 2018 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.server.deviceidle;
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import android.annotation.Nullable;
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import android.content.Context;
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import android.content.pm.PackageManager;
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import android.os.Handler;
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import com.android.server.DeviceIdleController;
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import com.android.server.LocalServices;
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/**
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* Device idle constraints for television devices.
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*
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* <p>Televisions are devices with {@code FEATURE_LEANBACK_ONLY}. Other devices might support
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* some kind of leanback mode but they should not follow the same rules for idle state.
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*/
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public class TvConstraintController implements ConstraintController {
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private final Context mContext;
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private final Handler mHandler;
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private final DeviceIdleController.LocalService mDeviceIdleService;
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@Nullable
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private final BluetoothConstraint mBluetoothConstraint;
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public TvConstraintController(Context context, Handler handler) {
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mContext = context;
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mHandler = handler;
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mDeviceIdleService = LocalServices.getService(DeviceIdleController.LocalService.class);
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final PackageManager pm = context.getPackageManager();
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mBluetoothConstraint = pm.hasSystemFeature(PackageManager.FEATURE_BLUETOOTH)
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? new BluetoothConstraint(mContext, mHandler, mDeviceIdleService)
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: null;
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}
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@Override
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public void start() {
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if (mBluetoothConstraint != null) {
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mDeviceIdleService.registerDeviceIdleConstraint(
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mBluetoothConstraint, "bluetooth", IDeviceIdleConstraint.SENSING_OR_ABOVE);
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}
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}
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@Override
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public void stop() {
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if (mBluetoothConstraint != null) {
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mDeviceIdleService.unregisterDeviceIdleConstraint(mBluetoothConstraint);
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}
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}
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}
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