s

wallpaper/lib/main.dart

@@ -1,11 +1,10 @@
 import 'package:flutter/material.dart';
 import 'package:flutter/widgets.dart';
-import 'package:wallpaper/utils/downloadmanager.dart';
+
 
 // import 'TestApp.dart';
 import 'WallPaperApp.dart';
-Future<void> main() async {
+void main()  {
-  await DownloadManager.downloadImgWithUrl("https://resource-sg-public.lux-ad.com/wallpaper/4f1e7f66f26003b0ea83f4934302ce84.jpg");
   runApp(const WallPaperApp());
 
 }

wallpaper/lib/pages/homepage/homepage_controller.dart

@@ -1,4 +1,5 @@
 import 'package:get/get.dart';
+import 'package:wallpaper/routes/app_routes.dart';
 import "package:wallpaper/utils/assettool.dart";
 import 'package:wallpaper/models/imgnetodel.dart';
 class HomePageController extends GetxController {
@@ -9,10 +10,15 @@ class HomePageController extends GetxController {
     super.onReady();
     
     setupTypeListData();
+
   }
 
   void setupTypeListData() async{
     var temData =  await loadWallpaperJsonFromAsset();
     typeList.value = temData.map((e) => NetImgCategory.fromJson(e)).toList();
   }
+
+  void goCategoryView(var title,var dataModel){
+    Get.toNamed(AppRoutes.imgcategorypage, arguments: {"stitle":title,"dataModel":dataModel});
+  }
 }

wallpaper/lib/pages/homepage/homepage_view.dart

@@ -62,7 +62,8 @@ class HomePageView extends GetView <HomePageController> {
                     color: Colors.transparent,
                     child: InkWell(
                             onTap: () {
-                              Get.to(ImgCategoryPageView(stitle: title,dataModel: controller.typeList[index]));
+                              // Get.to(ImgCategoryPageView(stitle: title,dataModel: controller.typeList[index]));
+                              controller.goCategoryView(title, controller.typeList[index]);
                             },
                             child: Align(
                                 alignment: Alignment.bottomCenter,

wallpaper/lib/pages/imgcategorypage/imgcategorypage_controller.dart

@@ -1,5 +1,22 @@
 import 'package:get/get.dart';
+import 'package:wallpaper/models/imgnetodel.dart';
+import 'package:wallpaper/utils/downloadmanager.dart';
 
 class ImgCategoryPageController extends GetxController {
+    var stitle = RxString("");
+    // ignore: prefer_typing_uninitialized_variables
+    late NetImgCategory dataModel;
 
+    @override
+    void onInit() {
+      super.onInit();
+      stitle.value = Get.arguments["stitle"];
+      dataModel = Get.arguments["dataModel"];
+    }
+
+    Future < void> downloadImg(String urlStr) async {
+        await DownloadManager.downloadImgWithUrl(urlStr);
+        //提示框
+        //....已下载
+    }
 }

wallpaper/lib/pages/imgcategorypage/imgcategorypage_view.dart

@@ -1,15 +1,17 @@
 import 'package:flutter/material.dart';
 import 'package:get/get.dart';
 import 'package:wallpaper/pages/imgcategorypage/imgcategorypage_controller.dart';
-import 'package:wallpaper/models/imgnetodel.dart';
+// import 'package:wallpaper/models/imgnetodel.dart';
 import 'package:transparent_image/transparent_image.dart';
 import 'package:wallpaper/pages/imgscanpage/imgscanpage_view.dart';
 
-class ImgCategoryPageView extends GetView {
+class ImgCategoryPageView extends GetView<ImgCategoryPageController> {
+  const ImgCategoryPageView({super.key});
+
   // const ImgCategoryPageView({super.key});
-  final String stitle;
+  // final String stitle;
-  final NetImgCategory dataModel;
+  // final NetImgCategory dataModel;
-  const ImgCategoryPageView({super.key, required this.stitle,required this.dataModel});
+  // const ImgCategoryPageView({super.key, required this.stitle,required this.dataModel});
 
   @override 
   Widget build(BuildContext context)  {
@@ -17,7 +19,7 @@ class ImgCategoryPageView extends GetView {
 
     return Scaffold(
       appBar: AppBar(
-        title:  Text(stitle),
+        title:  Obx(() => Text(controller.stitle.value)) ,
       ),
       body:  bodyView ,
     );
@@ -36,10 +38,19 @@ class ImgCategoryPageView extends GetView {
             crossAxisSpacing: 2,
             childAspectRatio: 0.7,
             padding: const EdgeInsets.symmetric(horizontal: 5),
-              children: List.generate(dataModel.data!.length, (index) {
+            children: List.generate(controller.dataModel.data!.length, (index)  {
-                return getBodyItem(dataModel.data![index].previewThumb!, index);
+              return  getBodyItem(controller.dataModel.data![index].previewThumb!, index);
-              }),
+            }));
-          );
+      // return  Obx(() => GridView.count(
+      //       crossAxisCount: 2,
+      //       mainAxisSpacing: 2,
+      //       crossAxisSpacing: 2,
+      //       childAspectRatio: 0.7,
+      //       padding: const EdgeInsets.symmetric(horizontal: 5),
+      //       children: List.generate(controller.dataModel.data!.length, (index)  {
+      //         return  getBodyItem(controller.dataModel.data![index].previewThumb!, index);
+      //       }),
+      //   ));
   }
 
   Stack getBodyItem(String imgUrl,int index) {
@@ -57,7 +68,7 @@ class ImgCategoryPageView extends GetView {
                     color: Colors.transparent,
                     child: InkWell(
                           onTap: () {
-                            Get.to(ImgScanPageView(dataModel: dataModel,currentIndex: index,));
+                            Get.to(ImgScanPageView(dataModel: controller.dataModel,currentIndex: index,));
                           },
                           child: Align(
                                   alignment: Alignment.bottomCenter,
@@ -74,7 +85,10 @@ class ImgCategoryPageView extends GetView {
                                                 IconButton(onPressed:()  {
                                                   print("download....");
                                                   
+                                                   controller.downloadImg(imgUrl);
+
                                                 }, icon: Icon(Icons.download),color: Colors.white,),
+                                                
                                                 IconButton(onPressed:() {
                                                   print("设置壁纸");
 

wallpaper/lib/routes/app_routes.dart

@@ -1,5 +1,6 @@
 import 'package:wallpaper/pages/homepage/homepage_binding.dart';
 import 'package:wallpaper/pages/imgcategorypage/imgcategorypage_binding.dart';
+import 'package:wallpaper/pages/imgcategorypage/imgcategorypage_view.dart';
 import 'package:wallpaper/pages/imgscanpage/imgscanpage_binding.dart';
 
 import 'package:wallpaper/pages/tabarpage/tabarpage_binding.dart';
@@ -17,13 +18,17 @@ import 'package:get/get.dart';
 class AppRoutes {
   AppRoutes._();
   static const initialPage = '/tabvc';
-
+  static const imgcategorypage = "/ImgCategoryPage";
   static final routes= [
     GetPage(
       name: initialPage,
       page: ()=> const TabbarPageView(),
-      bindings: [TabbarPageBinding(), HomePageBinding(),DownloadPageBinding(),MyPageBinding(),ImgCategoryPageBinding(),ImgScanPageBinding()],
+      bindings: [TabbarPageBinding(), HomePageBinding(),DownloadPageBinding(),MyPageBinding(),ImgScanPageBinding()],
-      participatesInRootNavigator: true,
+    ),
+    GetPage(
+      name: imgcategorypage,
+      page: ()=> const ImgCategoryPageView(),
+      bindings: [ImgCategoryPageBinding()],
    ),
   ];
 

wallpaper/lib/utils/downloadmanager.dart

@@ -1,16 +1,21 @@
 
 import 'dart:io';
 import 'package:flutter/foundation.dart';
+import 'package:wallpaper/utils/local_img_manager.dart';
 
 class DownloadManager {
   static Future<void> downloadImgWithUrl(String urlStr) async {
     var httpClient = HttpClient();
     try {
+      // option: Options(responseType: ResponseType.bytes)
       var reqiest = await httpClient.getUrl(Uri.parse(urlStr));
       var response = await reqiest.close();
       // var bytes = await consolidateHttpClientResponseBytes(response);
       var bytes = await consolidateHttpClientResponseBytes(response);
-      print("the bytes:${bytes}");
+      var fileName = await LocalImgManager.saveImgDataBytes(bytes);
+      // print(fileName);
+      //写入数据库信息
+      //.....
     }
     catch(error) {
       print("the error:${error}");

wallpaper/lib/utils/local_img_manager.dart

@@ -19,13 +19,13 @@ class LocalImgManager {
     String fileName = "img_${LocalImgManager.sha1RandomString()}.jpg";
     var localDir = await getImgLocalDir();
     var filePath = '$localDir/$fileName';
-
+    // print("the filepath:$filePath ");
     File imageFile=File(filePath);
     if(imageFile.existsSync()){
       print("图片已存在");
       return "";
     }
-    imageFile.writeAsBytes(data);
+    await imageFile.writeAsBytes(data);
     return  fileName;
   }