1 /* 2 * Copyright (C) 2017 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 package com.android.wallpaper.picker.individual; 17 18 import androidx.annotation.IntDef; 19 20 /** 21 * Interface for a ViewHolder class which has a selection state which can be set by a caller. 22 */ 23 public interface SelectableHolder { 24 int SELECTION_STATE_DESELECTED = 0; 25 int SELECTION_STATE_LOADING = 1; 26 int SELECTION_STATE_SELECTED = 2; 27 setSelectionState(@electionState int selectionState)28 void setSelectionState(@SelectionState int selectionState); 29 30 /** 31 * Possible selection states. 32 */ 33 @IntDef({ 34 SELECTION_STATE_DESELECTED, 35 SELECTION_STATE_LOADING, 36 SELECTION_STATE_SELECTED, 37 }) 38 @interface SelectionState { 39 } 40 } 41