loading和无数据widget

lib/widget/empty_widget.dart

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+import 'package:flutter/material.dart';
+import 'package:flutter_screenutil/flutter_screenutil.dart';
+
+///无数据Widget
+class EmptyWidget extends StatelessWidget {
+  final Widget? icon;
+  final String? text;
+
+  const EmptyWidget({super.key, this.text, this.icon});
+
+  @override
+  Widget build(BuildContext context) {
+    return Center(
+      child: Row(
+        mainAxisSize: MainAxisSize.min,
+        crossAxisAlignment: CrossAxisAlignment.center,
+        children: [
+          icon == null
+              ? Icon(
+                  Icons.sentiment_dissatisfied,
+                  size: 35.r,
+                )
+              : icon!,
+          SizedBox(
+            width: 10.w,
+          ),
+          text == null
+              ? SizedBox()
+              : Text(
+                  text!,
+                )
+        ],
+      ),
+    );
+  }
+}

lib/widget/loading_widget.dart

@@ -0,0 +1,36 @@
+import 'package:flutter/material.dart';
+import 'package:flutter_screenutil/flutter_screenutil.dart';
+
+///加载Widget
+class LoadingWidget extends StatelessWidget {
+  final Widget? icon;
+  final String? text;
+
+  const LoadingWidget({super.key, this.text, this.icon});
+
+  @override
+  Widget build(BuildContext context) {
+    return Center(
+      child: Row(
+        mainAxisSize: MainAxisSize.min,
+        crossAxisAlignment: CrossAxisAlignment.center,
+        children: [
+          icon == null
+              ? Icon(
+                  Icons.downloading,
+                  size: 35.r,
+                )
+              : icon!,
+          SizedBox(
+            width: 10.w,
+          ),
+          text == null
+              ? SizedBox()
+              : Text(
+                  text!,
+                )
+        ],
+      ),
+    );
+  }
+}