1 /* 2 * Copyright (C) 2023 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.systemui.statusbar.gesture 18 19 import android.content.Context 20 import android.view.InputEvent 21 import android.view.MotionEvent 22 import com.android.systemui.dagger.SysUISingleton 23 import com.android.systemui.settings.DisplayTracker 24 import javax.inject.Inject 25 26 /** 27 * A class to detect when a motion event happens. To be notified when the event is detected, add a 28 * callback via [addOnGestureDetectedCallback]. 29 */ 30 @SysUISingleton 31 class GesturePointerEventDetector @Inject constructor( 32 private val context: Context, 33 displayTracker: DisplayTracker 34 ) : GenericGestureDetector( 35 GesturePointerEventDetector::class.simpleName!!, 36 displayTracker.defaultDisplayId 37 ) { onInputEventnull38 override fun onInputEvent(ev: InputEvent) { 39 if (ev !is MotionEvent) { 40 return 41 } 42 // Pass all events to [gestureDetector], which will then notify [gestureListener] when a tap 43 // is detected. 44 onGestureDetected(ev) 45 } 46 } 47