52 lines
1.2 KiB
Dart
52 lines
1.2 KiB
Dart
import 'package:get/get.dart';
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import 'package:get/get_rx/get_rx.dart';
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import 'package:wallpaper/models/imgnetodel.dart';
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import 'package:wallpaper/utils/downloadmanager.dart';
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import 'dart:async';
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class ImgScanPageController extends GetxController {
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late NetImgCategory dataModel;
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RxInt currentIndex = RxInt(0);
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RxInt showAppbar = RxInt(0);//控制appbar显示....
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Timer? _timer;
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@override
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void onInit(){
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super.onInit();
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currentIndex.value = Get.arguments["index"];
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dataModel = Get.arguments["dataModel"];
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}
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@override
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void onClose() {
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cancelTimer();
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super.onClose();
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}
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void cancelTimer() {
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if (_timer != null) {
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_timer!.cancel();
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_timer = null;
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}
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}
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Future < void> downloadImg() async {
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String urlStr = dataModel.data![currentIndex.value].original!;
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await DownloadManager.downloadImgWithUrl(urlStr);
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//提示框
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//....已下载
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}
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void showAppbarAction(){
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showAppbar.value = 1;
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cancelTimer();
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const oneSec = Duration(seconds: 3);
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_timer = Timer.periodic(oneSec, (Timer timer) {
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timer.cancel();
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_timer = null;
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showAppbar.value = 0;
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});
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}
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} |