Flutter find a widget

var keyA = UniqueKey();
var keyB = UniqueKey();
var keyC = UniqueKey();
var keyD = UniqueKey();
List<Widget> widgetList = List<Widget>();

widgetList.add(WidgetA(key: keyA));
widgetList.add(WidgetB(key: keyB));
widgetList.add(WidgetC(key: keyC));
widgetList.add(WidgetD(key: keyD));

Widget activeWidget = widgetList.firstWhere((x) => x.key == keyB);

Source: stackoverflow.com

Similar codes

-2 votes120 views3 answers
C# FileSystemWatcher
C#
0 vote122 views1 answer
Download and run exe c# 1 button
C#
0 vote115 views1 answer
Unity matchinfo
C#
0 vote114 views1 answer
C# odp.net close session
C#
1 vote112 views2 answers
C# null accessor
C#
3 votes113 views1 answer
Unity how to change the text on a button
C#
2 votes111 views2 answers
Transform widget in flutter
C#
-1 vote115 views1 answer
Unity get layermask
C#
18 votes101 views4 answers
C# bytes to string
C#
2 votes107 views1 answer
Restclient basic auth c#
C#