s

wallpaper/lib/main.dart

@@ -5,8 +5,8 @@ import 'package:wallpaper/utils/dbmanager.dart';
 
 // import 'TestApp.dart';
 import 'WallPaperApp.dart';
-void main()  {
+void main() async {
-  DBManager.initAdapter();
+  await DBManager.initAdapter();
   runApp(const WallPaperApp());
 
 }

wallpaper/lib/pages/downloadpage/downloadpage_controller.dart

@@ -1,5 +1,42 @@
+import 'dart:async';
+import 'dart:io';
+
 import 'package:get/get.dart';
+import 'package:wallpaper/utils/dbmanager.dart';
+import 'package:wallpaper/utils/downloadmanager.dart';
+import 'package:wallpaper/utils/local_img_manager.dart';
 
 class DownloadPageController extends GetxController {
+  var dataItems = <LocalImageInfo>[].obs;
+  // ignore: prefer_typing_uninitialized_variables
+  var localDir = RxString("");
+  var isAndroid = Platform.isAndroid;
+  @override
+  Future <void> onInit() async{
+    super.onInit();
+    localDir.value = await LocalImgManager.getImgLocalDir();
+    dataItems.value = DBManager.allImgs();
+  }
+
+  
+
+   Future < void>  saveImgToAlbum(String imgUrl) async {
+      await DownloadManager.saveNetworkImage(imgUrl);
+
+      //如果是android,还应该调用设置壁纸的功能
+      // if (Platform.isAndroid) {
+
+      // }
+      
+      
+      //给结果提示框
+      //....
+    }
+
+    Future <void> setWallpaper(String imgUrl) async {
+      await DownloadManager.setWallpaper(imgUrl);
+    }
+
+
 
 }

wallpaper/lib/pages/downloadpage/downloadpage_view.dart

@@ -1,19 +1,102 @@
+import 'dart:io';
+
 import 'package:flutter/material.dart';
 import 'package:get/get.dart';
+import 'package:transparent_image/transparent_image.dart';
 import 'package:wallpaper/pages/downloadpage/downloadpage_controller.dart';
 
 class DownloadPageView extends GetView<DownloadPageController> {
-  const DownloadPageView({super.key});
+  // const DownloadPageView({super.key});
 
   @override 
   Widget build(BuildContext context) {
+    final Widget bodyView = getBodyWidget();
     return Scaffold(
       appBar: AppBar(
         title: const Text("下载"),
       ),
-      body: const Center(
+      body:  bodyView,
-        child: Text("下载的..."),
-      ),
     );
   }
+
+  
+  //返回内容
+  Widget getBodyWidget(){
+    return Obx(() => GridView.count(
+              crossAxisCount: 2,
+              mainAxisSpacing: 2,
+              crossAxisSpacing: 2,
+              childAspectRatio: 0.7,
+              padding: const EdgeInsets.symmetric(horizontal: 5),
+              // padding: const EdgeInsets.fromLTRB(5, 50, 5, 0),
+              children: List.generate(controller.dataItems.length, (index) {
+                return getBodyItem(controller.dataItems[index].localUrl!);
+            }),
+          ));
+  }
+
+  Stack getBodyItem(String fileName) {
+    var imgUrl = controller.localDir.value +'/'+ fileName;
+    return Stack(//堆叠效果
+                  children: [
+                    Image.file(
+                        File(imgUrl),
+                        width: double.infinity,
+                        height: double.infinity,
+                        fit: BoxFit.cover,
+                      ),
+                    // Image.file(imgUrl),
+                  //   FadeInImage.loadImageByFile(
+                  //   width: double.infinity,
+                  //   height: double.infinity,
+                  //   placeholder: kTransparentImage,
+                  //   image: imgUrl,
+                  //   fit: BoxFit.cover,
+                  // ),
+
+                  Material(
+                    color: Colors.transparent,
+                    child: InkWell(
+                          onTap: () {
+                            //前往看大图
+                            //.....
+                          },
+                          child: Align(
+                                  alignment: Alignment.bottomCenter,
+                                  child: Container(
+                                          color: Colors.black.withAlpha(160),
+                                          height: 40,
+                                          width: double.infinity,
+                                          child: Row(
+                                              mainAxisAlignment: MainAxisAlignment.center,
+                                              mainAxisSize: MainAxisSize.max,
+                              //                交叉轴的布局方式，对于column来说就是水平方向的布局方式
+                                              crossAxisAlignment: CrossAxisAlignment.center,
+                                              children: getButtomWidge(imgUrl),
+                                            ),
+                                        ),
+                                ),
+                  ),
+                  ),
+                  
+                ],
+            );
+  }
+
+
+  List<Widget> getButtomWidge(String imgUrl){
+    List<Widget> wg = [
+                        IconButton(onPressed:() {
+                          controller.saveImgToAlbum(imgUrl);
+
+                        }, icon: const Icon(Icons.album),color: Colors.white,),
+                      ];
+      if (controller.isAndroid) {
+          wg.add(IconButton(onPressed:() {
+                          controller.setWallpaper(imgUrl);
+
+                        }, icon: const Icon(Icons.wallpaper),color: Colors.white,));
+      }
+      return wg;
+  }
 }

wallpaper/lib/pages/homepage/homepage_controller.dart

@@ -4,7 +4,6 @@ import "package:wallpaper/utils/assettool.dart";
 import 'package:wallpaper/models/imgnetodel.dart';
 class HomePageController extends GetxController {
   var typeList  = <NetImgCategory>[].obs;
-
   @override
   void onReady() async{
     super.onReady();

wallpaper/lib/pages/tabarpage/tabarpage_view.dart

@@ -1,6 +1,7 @@
 
 import 'package:flutter/material.dart';
 import 'package:get/get.dart';
+import 'package:wallpaper/pages/downloadpage/downloadpage_view.dart';
 import 'package:wallpaper/pages/homePage/homePage_view.dart';
 import 'package:wallpaper/pages/collectionpage/collectionpage_view.dart';
 import 'package:wallpaper/pages/mypage/mypage_view.dart';
@@ -36,8 +37,8 @@ class TabbarPageView extends GetView  <TabbarPageController>{
           label: "Home"
       ),
       const BottomNavigationBarItem(
-        icon: Icon(Icons.collections),
+        icon: Icon(Icons.download),
-        label: "收藏"
+        label: "下载"
       ),
       const BottomNavigationBarItem(
         icon: Icon(Icons.person),
@@ -48,7 +49,7 @@ class TabbarPageView extends GetView  <TabbarPageController>{
 
   //返回每个tabitem对应控制器视图,必须一一对应
   List<Widget> getPages(){
-    return [const HomePageView(),const CollectionPageView(),const MyPageView(),];
+    return [const HomePageView(), DownloadPageView(),const MyPageView(),];
   }
 
 

wallpaper/lib/utils/dbmanager.dart

@@ -16,14 +16,13 @@ class LocalImageInfo extends HiveObject {
 }
 
 class DBManager {
-  static late Box box;
+  static late Box<LocalImageInfo> box;
 
-  static Future<Box> initAdapter()async {
+  static Future<void> initAdapter()async {
     await Hive.initFlutter();
     Hive.registerAdapter(LocalImageInfoAdapter());
-    var downloadAlbums = await Hive.openBox('DownloadAlbums');
+    var downloadAlbums = await Hive.openBox<LocalImageInfo>('DownloadAlbums');
     DBManager.box = downloadAlbums;
-    return downloadAlbums;
   }
 
   static addImg(String localFileName) {
@@ -35,7 +34,8 @@ class DBManager {
   }
 
   static List<LocalImageInfo> allImgs() {
-    return DBManager.box.values.toList() as List<LocalImageInfo>;
+    var lis = DBManager.box.values.toList();
+    return lis ;
   }