【APK-书架】删除功能无效

lib/pages/book_shop/widgets/book.dart

@@ -34,7 +34,7 @@ class BookCell extends StatelessWidget {
             SlidableAction(
               // An action can be bigger than the others.
               onPressed: (BuildContext context){
-                delTap;
+                delTap();
               },
               backgroundColor: AppTheme.primary,
               foregroundColor: Colors.white,