NodeFocus flutter


FocusNode focusNode;

void initState() {
  focusNode = new FocusNode();

  // listen to focus changes
  focusNode.addListener(() => print('focusNode updated: hasFocus: ${focusNode.hasFocus}')); 
}

void setFocus() {
  FocusScope.of(context).requestFocus(focusNode);
}

Widget build() {
  return
  ...
  new TextField(focusNode: focusNode, ...);
}

Source: stackoverflow.com

Similar codes

1 vote179 views1 answer
Flutter/Flutter.h' file not found flutter
Dart
0 vote182 views1 answer
Fluter check that date is greater than another date
Dart
12 votes194 views4 answers
Dart list generate
Dart
4 votes143 views2 answers
How to make a card clickable in flutter
Dart
7 votes170 views2 answers
Kill task flutter
Dart
1 vote187 views1 answer
Convert string date to datetime and format
Dart
4 votes173 views3 answers
Flutter show widget with animation
Dart
3 votes178 views3 answers
App bar color flutter
Dart
7 votes189 views2 answers
Java utils wait for seconds
Dart
5 votes188 views1 answer
DartPad localStorage
Dart