/*
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* Copyright (C) 2017 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.systemui.doze;
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import android.view.Display;
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import androidx.annotation.VisibleForTesting;
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import com.android.systemui.statusbar.phone.DozeParameters;
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/**
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* Prevents usage of doze screen states on devices that don't support them.
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*/
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public class DozeSuspendScreenStatePreventingAdapter extends DozeMachine.Service.Delegate {
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@VisibleForTesting
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DozeSuspendScreenStatePreventingAdapter(DozeMachine.Service inner) {
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super(inner);
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}
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@Override
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public void setDozeScreenState(int state) {
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if (state == Display.STATE_DOZE_SUSPEND) {
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state = Display.STATE_DOZE;
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}
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super.setDozeScreenState(state);
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}
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/**
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* If the device supports the doze display state, return {@code inner}. Otherwise
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* return a new instance of {@link DozeSuspendScreenStatePreventingAdapter} wrapping {@code inner}.
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*/
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public static DozeMachine.Service wrapIfNeeded(DozeMachine.Service inner,
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DozeParameters params) {
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return isNeeded(params) ? new DozeSuspendScreenStatePreventingAdapter(inner) : inner;
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}
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private static boolean isNeeded(DozeParameters params) {
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return !params.getDozeSuspendDisplayStateSupported();
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}
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}
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