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.statusbar.notification.stack.shared.model 18 19 data class ShadeScrollState( 20 /** 21 * Whether the notification stack is scrolled to the top (i.e. when freshly opened). It also 22 * returns true, when scrolling is not possible because all the content fits in the current 23 * viewport. 24 */ 25 val isScrolledToTop: Boolean = true, 26 27 /** 28 * Current scroll position of the shade. 0 when scrolled to the top, [maxScrollPosition] when 29 * scrolled all the way to the bottom. 30 */ 31 val scrollPosition: Int = 0, 32 33 /** 34 * Max scroll position of the shade. 0, when no scrolling is possible e.g. all the content fits 35 * in the current viewport. 36 */ 37 val maxScrollPosition: Int = 0, 38 ) 39