1 /* 2 * Copyright (C) 2024 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.touchpad.tutorial.ui.viewmodel 18 19 import androidx.lifecycle.ViewModel 20 import androidx.lifecycle.ViewModelProvider 21 import com.android.systemui.inputdevice.tutorial.InputDeviceTutorialLogger 22 import com.android.systemui.inputdevice.tutorial.InputDeviceTutorialLogger.TutorialContext 23 import com.android.systemui.touchpad.tutorial.domain.interactor.TouchpadGesturesInteractor 24 import javax.inject.Inject 25 import kotlinx.coroutines.flow.MutableStateFlow 26 import kotlinx.coroutines.flow.StateFlow 27 28 class TouchpadTutorialViewModel( 29 private val gesturesInteractor: TouchpadGesturesInteractor, 30 private val logger: InputDeviceTutorialLogger, 31 ) : ViewModel() { 32 33 private val _screen = MutableStateFlow(Screen.TUTORIAL_SELECTION) 34 val screen: StateFlow<Screen> = _screen 35 goTonull36 fun goTo(screen: Screen) { 37 logger.logGoingToScreen(screen, TutorialContext.TOUCHPAD_TUTORIAL) 38 _screen.value = screen 39 } 40 onOpenednull41 fun onOpened() { 42 gesturesInteractor.disableGestures() 43 } 44 onClosednull45 fun onClosed() { 46 gesturesInteractor.enableGestures() 47 } 48 49 class Factory 50 @Inject 51 constructor( 52 private val gesturesInteractor: TouchpadGesturesInteractor, 53 private val logger: InputDeviceTutorialLogger, 54 ) : ViewModelProvider.Factory { 55 56 @Suppress("UNCHECKED_CAST") createnull57 override fun <T : ViewModel> create(modelClass: Class<T>): T { 58 return TouchpadTutorialViewModel(gesturesInteractor, logger) as T 59 } 60 } 61 } 62 63 enum class Screen { 64 TUTORIAL_SELECTION, 65 BACK_GESTURE, 66 HOME_GESTURE, 67 RECENT_APPS_GESTURE, 68 SWITCH_APPS_GESTURE, 69 } 70