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

4 votes240 views1 answer
Unity rotation between 2 points
C#Unity
31 votes190 views3 answers
Raycasting in unity
C#
1 vote178 views1 answer
Round corners of textbox wpf
C#
0 vote193 views1 answer
Enum in method as argument c#
C#
-1 vote147 views1 answer
Tsql list tables
C#
-1 vote189 views4 answers
Signalr
C#
0 vote197 views1 answer
Unity reset random seed
C#Unity
1 vote380 views1 answer
C# datagridview change column name
C#
1 vote198 views3 answers
Get key value from object c#
C#
0 vote198 views1 answer
C# 2 timespan return yesterday
C#