默认图

lib/pages/course/widgets/book.dart

@@ -45,7 +45,7 @@ class Book extends StatelessWidget {
               children: [
                 Text(model.bookName??'',style: TextStyle(fontSize: 15.w,color: Colours.c3),maxLines: 1,overflow: TextOverflow.ellipsis,),
                 SizedBox(height: 6.w,),
-                Text(model.authors ??'',style: TextStyle(fontSize:12.w,height: 1.3,color: Colours.c6,),textAlign: TextAlign.left,),
+                Text(model.authors ??'',style: TextStyle(fontSize:12.w,height: 1.3,color: Colours.c6,),textAlign: TextAlign.left,maxLines: 1,overflow: TextOverflow.ellipsis),
               ],
             ),
           ),

lib/widgets/image.dart

@@ -111,7 +111,7 @@ class CustomImage extends StatelessWidget {
   Widget build(BuildContext context) {
     final borderRadius = BorderRadius.all(Radius.circular(radius ?? 3));
     final Widget errorChild =
-        error ?? const Icon(Icons.image_not_supported_outlined);
+        error ?? placeholder ?? const CupertinoActivityIndicator(radius: 12);
     final Widget placeholderChild =
         placeholder ?? const CupertinoActivityIndicator(radius: 12);
     Widget? image;