Don't show add widget if there are more than one existing widgets

src/components/views/rooms/AppsDrawer.js

@@ -140,18 +140,21 @@ module.exports = React.createClass({
                 userId={this.props.userId}
             />);
 
-        return (
+        const addWidget = this.state.apps && this.state.apps.length < 2 &&
-            <div className="mx_AppsDrawer">
+            (<div onClick={this.onClickAddWidget}
-                <div id="apps" className="mx_AppsContainer">
-                    {apps}
-                </div>
-                <div onClick={this.onClickAddWidget}
                             role="button"
                             tabIndex="0"
                             className="mx_AddWidget_button"
                             title="Add a widget">
                             [+] Add a widget
+                        </div>);
+
+        return (
+            <div className="mx_AppsDrawer">
+                <div id="apps" className="mx_AppsContainer">
+                    {apps}
                 </div>
+                {addWidget}
             </div>
         );
     },