1、默认头像

lib/pages/mine/widgets/user.dart

@@ -30,6 +30,7 @@ class BuildUser extends StatelessWidget {
                   // color: Colors.cyan,
                   child: CustomImage.network(
                     url: userInfo.headImg ?? '',
+                    placeholder: Image.asset('assets/images/user_default_icon.png'),
                     radius: 22.5.w,
                   ),
                 ),

lib/pages/user_discuss_des/widgets/discuss.dart

@@ -131,7 +131,7 @@ class _BuildDiscussState extends State<BuildDiscuss> {
               child: Container(
                 width: 35.w,
                 height: 35.w,
-                child: CustomImage.network(url: model.personPic??''),
+                child: CustomImage.network(url: model.personPic??'',placeholder: Image.asset('assets/images/user_default_icon.png'),),
               ),
             ),
           ),
@@ -322,7 +322,7 @@ class _BuildDiscussState extends State<BuildDiscuss> {
         List<String>images = widget.model.content?.image?.map((MediaModel model) => model.content??'').toList()??[];
         return GestureDetector(
           onTap: (){
-            context.pushNamed(Routes.imageView,extra:images);
+            context.pushNamed(Routes.imageView,extra:images,queryParameters: {'index': index.toString()});
           },
           child: Stack(
             children: [

lib/pages/user_info/view.dart

@@ -77,6 +77,7 @@ class _UserInfoPageState extends State<UserInfoPage> {
                                               url:
                                                   controller.userInfo.headImg ??
                                                       '',
+                                             placeholder: Image.asset('assets/images/user_default_icon.png'),
                                               radius: 16.5,
                                             ),
                                           ),