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fbutton_nullsafety package
documentation
fbutton_nullsafety.dart
FButton
onPressedUp property
onPressedUp property
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onPressedUp
property
VoidCallback
?
onPressedUp
final
抬起时会回调
Callback when lifted
Implementation
final VoidCallback? onPressedUp;
fbutton_nullsafety package
documentation
fbutton_nullsafety
FButton
onPressedUp property
FButton class