增加全局置灰功能

lib/data/services/config.dart

@@ -8,10 +8,13 @@ class ConfigService extends GetxService {
   static ConfigService get to => Get.find();
 
   bool isFirstOpen = false;
+  RxBool isGrayFilter = false.obs;
   PackageInfo? _platform;
 
   String get version => _platform?.version ?? "-";
+
   bool get isRelease => bool.fromEnvironment("dart.vm.product");
+
   Locale locale = Locale("en", "US");
 
   List<Locale> languages = [
@@ -25,6 +28,10 @@ class ConfigService extends GetxService {
     isFirstOpen = StorageService.to.getBool(StorageDeviceFirstOpenKey);
   }
 
+  void changeGrayTheme() {
+    isGrayFilter.value = !isGrayFilter.value;
+  }
+
   Future<void> getPlatform() async {
     _platform = await PackageInfo.fromPlatform();
   }
@@ -35,8 +42,8 @@ class ConfigService extends GetxService {
   }
 
   void onInitLocale() {
-    String langCode  = StorageService.to.getString(StorageLanguageCode);
-    if (langCode .isEmpty) return;
+    String langCode = StorageService.to.getString(StorageLanguageCode);
+    if (langCode.isEmpty) return;
 
     int index = languages.indexWhere((element) {
       return element.languageCode == langCode;
@@ -51,4 +58,4 @@ class ConfigService extends GetxService {
     Get.updateLocale(value);
     StorageService.to.setString(StorageLanguageCode, value.languageCode);
   }
-}
+}

lib/global.dart

@@ -10,6 +10,7 @@ import 'package:news_getx/utils/loading.dart';
 class Global {
   /// 初始化
   static Future init() async {
+    // 运行初始
     WidgetsFlutterBinding.ensureInitialized();
     await SystemChrome.setPreferredOrientations([DeviceOrientation.portraitUp]);
 

lib/main.dart

@@ -2,6 +2,7 @@ import 'package:flutter/material.dart';
 import 'package:flutter_easyloading/flutter_easyloading.dart';
 import 'package:flutter_screenutil/flutter_screenutil.dart';
 import 'package:get/get.dart';
+import 'package:news_getx/data/services/config.dart';
 import 'package:news_getx/global.dart';
 import 'package:news_getx/routes/app_pages.dart';
 import 'package:news_getx/theme/app_theme.dart';
@@ -23,6 +24,15 @@ class MyApp extends StatelessWidget {
       // 如果不把这歌参数设为true 那么column就不会随着软键盘而变化
       // useInheritedMediaQuery: true,
       builder: (BuildContext context, Widget? child) {
+        var app = GetMaterialApp(
+          title: 'News',
+          debugShowCheckedModeBanner: false,
+          theme: AppTheme.light,
+          initialRoute: AppRoutes.Initial,
+          getPages: AppPages.pages,
+          builder: EasyLoading.init(),
+        );
+
         return RefreshConfiguration(
           headerBuilder: () => ClassicHeader(),
           footerBuilder: () => ClassicFooter(),
@@ -30,14 +40,12 @@ class MyApp extends StatelessWidget {
           headerTriggerDistance: 80,
           maxOverScrollExtent: 100,
           footerTriggerDistance: 150,
-          child: GetMaterialApp(
-            title: 'News',
-            debugShowCheckedModeBanner: false,
-            theme: AppTheme.light,
-            initialRoute: AppRoutes.Initial,
-            getPages: AppPages.pages,
-            builder: EasyLoading.init(),
-          ),
+          child: Obx(() {
+            return ConfigService.to.isGrayFilter.isTrue ? ColorFiltered(
+              colorFilter: ColorFilter.mode(Colors.white, BlendMode.color),
+              child: app,
+            ) : app;
+          }),
         );
       },
     );

lib/modules/category/widgets/news_page_list.dart

@@ -23,30 +23,31 @@ class _NewsPageListState extends State<NewsPageList>
   Widget build(BuildContext context) {
     super.build(context);
     return GetX<CategoryController>(
-        init: controller,
-        builder: (controller) {
-          return SmartRefresher(
-            controller: controller.refreshController,
-            enablePullUp: true,
-            onRefresh: controller.onRefresh,
-            onLoading: controller.onLoading,
-            child: CustomScrollView(
-              slivers: [
-                SliverPadding(
-                  padding: EdgeInsets.symmetric(vertical: 0.w, horizontal: 0.h),
-                  sliver: SliverList(
-                    delegate: SliverChildBuilderDelegate(
-                      (BuildContext context, int index) {
-                        var item = controller.state.newsList[index];
-                        return NewsListItem(newsItem: item);
-                      },
-                      childCount: controller.state.newsList.length,
-                    ),
+      init: controller,
+      builder: (controller) {
+        return SmartRefresher(
+          controller: controller.refreshController,
+          enablePullUp: true,
+          onRefresh: controller.onRefresh,
+          onLoading: controller.onLoading,
+          child: CustomScrollView(
+            slivers: [
+              SliverPadding(
+                padding: EdgeInsets.symmetric(vertical: 0.w, horizontal: 0.h),
+                sliver: SliverList(
+                  delegate: SliverChildBuilderDelegate(
+                    (BuildContext context, int index) {
+                      var item = controller.state.newsList[index];
+                      return NewsListItem(newsItem: item);
+                    },
+                    childCount: controller.state.newsList.length,
                   ),
                 ),
-              ],
-            ),
-          );
-        });
+              ),
+            ],
+          ),
+        );
+      },
+    );
   }
 }

lib/modules/main/widgets/recommend.dart

@@ -1,6 +1,7 @@
 import 'package:flutter/material.dart';
 import 'package:flutter_screenutil/flutter_screenutil.dart';
 import 'package:get/get.dart';
+import 'package:news_getx/data/services/config.dart';
 import 'package:news_getx/modules/main/main_controller.dart';
 import 'package:news_getx/modules/widgets/image.dart';
 import 'package:news_getx/theme/app_colors.dart';
@@ -9,7 +10,6 @@ import 'package:news_getx/utils/date.dart';
 class NewsRecommendWidget extends GetView<MainController> {
   @override
   Widget build(BuildContext context) {
-    print('推荐信息：${controller.state.newsRecommend?.thumbnail}');
     return Obx(
       () => controller.state.newsRecommend == null
           ? Container()