Merge pull request #33 from nosmirck/bugfix/overlay

Fix for #32. Removed the Flex causing the widget to overflow

lib/src/message_input.dart

@@ -279,15 +279,12 @@ class _MessageInputState extends State<MessageInput> {
               ],
               color: StreamChatTheme.of(context).primaryColor,
             ),
-            child: Flex(
+            child: ListView(
-              mainAxisSize: MainAxisSize.min,
-              direction: Axis.vertical,
-              children: <Widget>[
-                ListView(
               padding: const EdgeInsets.all(0),
               shrinkWrap: true,
               children: commands
-                      .map((c) => ListTile(
+                  .map(
+                    (c) => ListTile(
                       title: Text.rich(
                         TextSpan(
                           text: '${c.name}',
@@ -306,10 +303,9 @@ class _MessageInputState extends State<MessageInput> {
                       onTap: () {
                         _setCommand(c);
                       },
-                          ))
-                      .toList(),
                     ),
-              ],
+                  )
+                  .toList(),
             ),
           ),
         ),
@@ -350,11 +346,7 @@ class _MessageInputState extends State<MessageInput> {
               ],
               color: StreamChatTheme.of(context).primaryColor,
             ),
-            child: Flex(
+            child: ListView(
-              mainAxisSize: MainAxisSize.min,
-              direction: Axis.vertical,
-              children: <Widget>[
-                ListView(
               padding: const EdgeInsets.all(0),
               shrinkWrap: true,
               children: members
@@ -371,8 +363,8 @@ class _MessageInputState extends State<MessageInput> {
 
                           _textController.value = TextEditingValue(
                             text: rejoin +
-                                    _textController.text.substring(
+                                _textController.text
-                                        _textController.selection.start),
+                                    .substring(_textController.selection.start),
                             selection: TextSelection.collapsed(
                               offset: rejoin.length,
                             ),
@@ -384,8 +376,6 @@ class _MessageInputState extends State<MessageInput> {
                       ))
                   .toList(),
             ),
-              ],
-            ),
           ),
         ),
       );