1/* 2 * Copyright (c) 2022-2023 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16import { BreakpointSystem, BrowserConstants, Constants } from '@ohos/common'; 17import { BrowserController } from '@ohos/common/CommonComponents'; 18import { ThirdSelectPhotoBrowserBase, ThirdSelectPhotoGridBase } from '@ohos/thirdselect'; 19import UIExtensionContentSession from '@ohos.app.ability.UIExtensionContentSession'; 20 21let localStorage = LocalStorage.getShared(); 22 23// Third Select Album Page 24@Entry(localStorage) 25@Component 26export struct ThirdSelectPhotoGridPage { 27 @State pageStatus: boolean = false; 28 @Provide albumId: string = ''; 29 @State @Watch('updateAnimationStatus') browserController: BrowserController = new BrowserController(true); 30 @State isRunningAnimation: boolean = false; 31 private onBackFunc: Function = (): void => {}; 32 private breakpointSystem: BreakpointSystem = new BreakpointSystem(); 33 34 aboutToAppear() { 35 if (localStorage?.has(Constants.PHOTO_PICKER_SESSION_KEY)) { 36 this.breakpointSystem.registerOrientationChange(); 37 } 38 } 39 40 aboutToDisappear() { 41 if (localStorage?.has(Constants.PHOTO_PICKER_SESSION_KEY)) { 42 this.breakpointSystem.unregisterOrientationChange(); 43 } 44 } 45 46 onPageShow() { 47 this.pageStatus = true; 48 } 49 50 onPageHide() { 51 this.pageStatus = false; 52 } 53 54 onBackPress() { 55 if (this.browserController.isBrowserShow) { 56 this.browserController.browserBackFunc && this.browserController.browserBackFunc(); 57 return true; 58 } 59 if (this.onBackFunc) { 60 this.onBackFunc(); 61 if (localStorage?.has(Constants.PHOTO_PICKER_SESSION_KEY)) { 62 let session = localStorage?.get<UIExtensionContentSession>(Constants.PHOTO_PICKER_SESSION_KEY); 63 session?.terminateSelf(); 64 } 65 return true; 66 } 67 return false; 68 } 69 70 bindBackFunc(backFunc: Function): void { 71 this.onBackFunc = backFunc; 72 } 73 74 build() { 75 Stack() { 76 Column() { 77 ThirdSelectPhotoGridBase({ 78 pageStatus: this.pageStatus, 79 backFuncBinder: (backFunc: Function): void => this.bindBackFunc(backFunc), 80 browserController: this.browserController 81 }) 82 .transition({ type: TransitionType.All, opacity: 0 }) 83 } 84 85 if (this.browserController.isBrowserShow) { 86 Column() { 87 ThirdSelectPhotoBrowserBase({ 88 pageStatus: this.pageStatus, 89 geometryTransitionEnable: true, 90 isRunningAnimation: $isRunningAnimation, 91 browserController: this.browserController 92 }) 93 } 94 .width("100%") 95 .height("100%") 96 97 // Opacity must change for TransitionEffect taking effect 98 .transition(TransitionEffect.asymmetric(TransitionEffect.opacity(0.99), TransitionEffect.opacity(0.99))) 99 } 100 } 101 } 102 103 pageTransition() { 104 PageTransitionEnter({ type: RouteType.Pop, duration: BrowserConstants.PHOTO_GRID_ANIMATION_DURATION }) 105 .opacity(1) 106 PageTransitionExit({ type: RouteType.Push, duration: BrowserConstants.PHOTO_GRID_ANIMATION_DURATION }) 107 .opacity(1) 108 } 109 110 private updateAnimationStatus() { 111 this.isRunningAnimation = this.browserController.isAnimating; 112 } 113} 114