title: ListView in flutter
body: <p>We are needing to place a column of rounded edge containers in a list view, when i wrap them in the listview they dont show up, I'm new to flutter so im sure i am missing something. Im adding ascreenshot of the design that doesnt scroll, these containers will load dynamically and scroll once i can get the listview working.</p>
  
  <h2>Screenshot</h2>
  
  <p><a href="https://i.stack.imgur.com/6tILV.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/6tILV.png" alt="screen"></a></p>
  
  <h2>Here is the code for the screen</h2>
  
  <pre><code>import 'package:flutter/material.dart';
  import 'package:lightbridge_mobile/ui/gradient_app_bar.dart';
  import 'package:lightbridge_mobile/ui/widget_container.dart';
  
  
  
  class WidgetsPage extends StatelessWidget {
  
   @override
   Widget build(BuildContext context) {
   return new Scaffold(
    body: Container(
      decoration: BoxDecoration(
          gradient: new LinearGradient(
              colors: [Color.fromRGBO(1,89,99, 1.0), Colors.grey],
              begin: Alignment.bottomLeft,
              end: Alignment.topRight
          )
      ),
       child: Column(
       mainAxisAlignment: MainAxisAlignment.center,
       children: &lt;Widget&gt;[
        new WidgetContainer(),
        new WidgetContainer(),
        new WidgetContainer(),
  
        ],
       ),
    )
     );
      }
  }
  </code></pre>
  
  <p>Here is the code for the widget containers</p>
  
  <pre><code>class WidgetContainer extends StatelessWidget {
  @override
   Widget build(BuildContext context) {
     return new WidgetRow();
     }
   }
  </code></pre>
  
  <p>Here is the widget row code</p>
  
  <pre><code>class WidgetRow extends StatelessWidget {
   @override Widget build(BuildContext context) {
   return new Container(
     height: 160.0,
     margin: const EdgeInsets.symmetric(
       vertical: 16.0,
       horizontal: 24.0,
     ),
    child: new Stack(
      children: &lt;Widget&gt;[
        widgetCard,
        widgetThumbnail,
      ],
    )
  );
  }
  
   final widgetCard = new Container(
  
    child: Row(
      children: &lt;Widget&gt;[
  
      ],
    ),
    height: 160.0,
    margin: new EdgeInsets.only(left: 0.0),
    decoration: new BoxDecoration(
    color: Colors.white70.withOpacity(0.25),
    shape: BoxShape.rectangle,
    borderRadius: new BorderRadius.circular(8.0),
    boxShadow: &lt;BoxShadow&gt;[
      new BoxShadow(  
       color: Colors.black12,
       blurRadius: 10.0,
       offset: new Offset(0.0, 10.0),
     ),
      ],
    ),
  );
  
   final widgetThumbnail = new Container(
        margin: new EdgeInsets.symmetric(
        vertical: 10.0,
        horizontal: 10.0,
   ),
   alignment: FractionalOffset.topLeft,
   child: new  Icon(
                       FontAwesomeIcons.comments,
                       size: 40.0,
                        color: Colors.white70,
               ),
      );
    }
  </code></pre>