| /** |
| * Copyright (C) 2019 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.server.power; |
| |
| import android.content.Context; |
| import android.os.Handler; |
| import android.os.RemoteException; |
| import android.os.ServiceManager; |
| import android.util.Log; |
| |
| import com.android.internal.annotations.GuardedBy; |
| import com.android.internal.annotations.VisibleForTesting; |
| import com.android.internal.statusbar.IStatusBarService; |
| |
| /** |
| * Communicates with System UI to show/hide the inattentive sleep warning overlay. |
| */ |
| @VisibleForTesting |
| public class InattentiveSleepWarningController { |
| private static final String TAG = "InattentiveSleepWarning"; |
| |
| private final Handler mHandler = new Handler(); |
| |
| private boolean mIsShown; |
| private IStatusBarService mStatusBarService; |
| |
| InattentiveSleepWarningController() { |
| } |
| |
| /** |
| * Returns true if the warning is currently being displayed, false otherwise. |
| */ |
| @GuardedBy("PowerManagerService.mLock") |
| public boolean isShown() { |
| return mIsShown; |
| } |
| |
| /** |
| * Show the warning. |
| */ |
| @GuardedBy("PowerManagerService.mLock") |
| public void show() { |
| if (isShown()) { |
| return; |
| } |
| |
| mHandler.post(this::showInternal); |
| mIsShown = true; |
| } |
| |
| private void showInternal() { |
| try { |
| getStatusBar().showInattentiveSleepWarning(); |
| } catch (RemoteException e) { |
| Log.e(TAG, "Failed to show inattentive sleep warning", e); |
| mIsShown = false; |
| } |
| } |
| |
| /** |
| * Dismiss the warning. |
| */ |
| @GuardedBy("PowerManagerService.mLock") |
| public void dismiss(boolean animated) { |
| if (!isShown()) { |
| return; |
| } |
| |
| mHandler.post(() -> dismissInternal(animated)); |
| mIsShown = false; |
| } |
| |
| private void dismissInternal(boolean animated) { |
| try { |
| getStatusBar().dismissInattentiveSleepWarning(animated); |
| } catch (RemoteException e) { |
| Log.e(TAG, "Failed to dismiss inattentive sleep warning", e); |
| } |
| } |
| |
| private IStatusBarService getStatusBar() { |
| if (mStatusBarService == null) { |
| mStatusBarService = IStatusBarService.Stub.asInterface( |
| ServiceManager.getService(Context.STATUS_BAR_SERVICE)); |
| } |
| |
| return mStatusBarService; |
| } |
| } |