98 lines
3.6 KiB
Dart
98 lines
3.6 KiB
Dart
import 'dart:io';
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import 'package:flutter/material.dart';
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import 'package:get/get.dart';
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import 'package:transparent_image/transparent_image.dart';
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import 'package:wallpaper/pages/downloadpage/downloadpage_controller.dart';
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class DownloadPageView extends GetView<DownloadPageController> {
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// const DownloadPageView({super.key});
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@override
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Widget build(BuildContext context) {
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final Widget bodyView = getBodyWidget();
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return Scaffold(
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appBar: AppBar(
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centerTitle: true,
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title: const Text("下载"),
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),
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body: bodyView,
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);
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}
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//返回内容
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Widget getBodyWidget(){
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return Obx(() => GridView.count(
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crossAxisCount: 2,
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mainAxisSpacing: 2,
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crossAxisSpacing: 2,
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childAspectRatio: 0.7,
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padding: const EdgeInsets.symmetric(horizontal: 5),
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// padding: const EdgeInsets.fromLTRB(5, 50, 5, 0),
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children: List.generate(controller.dataItems.length, (index) {
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return getBodyItem(controller.dataItems[index].localUrl!,index);
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}),
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));
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}
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Stack getBodyItem(String fileName,int index) {
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var imgUrl = '${controller.localDir.value}/$fileName';
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return Stack(//堆叠效果
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children: [
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Image.file(
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File(imgUrl),
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width: double.infinity,
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height: double.infinity,
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fit: BoxFit.cover,
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),
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Material(
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color: Colors.transparent,
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child: InkWell(
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onTap: () {
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//前往看大图
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//.....
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},
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child: Align(
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alignment: Alignment.bottomCenter,
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child: Container(
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color: Colors.black.withAlpha(160),
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height: 40,
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width: double.infinity,
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child: Row(
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mainAxisAlignment: MainAxisAlignment.center,
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mainAxisSize: MainAxisSize.max,
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// 交叉轴的布局方式，对于column来说就是水平方向的布局方式
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crossAxisAlignment: CrossAxisAlignment.center,
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children: getButtomWidge(imgUrl,index),
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),
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),
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),
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),
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),
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],
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);
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}
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List<Widget> getButtomWidge(String imgUrl,int index){
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List<Widget> wg = [
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IconButton(onPressed:() {
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controller.saveImgToAlbum(imgUrl);
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}, icon: const Icon(Icons.album),color: Colors.white,),
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];
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if (controller.isAndroid) {
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wg.add(IconButton(onPressed:() {
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controller.setWallpaper(imgUrl);
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}, icon: const Icon(Icons.wallpaper),color: Colors.white,));
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}
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wg.add(IconButton(onPressed:() {
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controller.deleteWallpaper(imgUrl,index);
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}, icon: const Icon(Icons.delete),color: Colors.red,));
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return wg;
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}
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} |