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double_back_to_exit package
documentation
non_web_preview.dart
DoubleBackToExitWidget
onDoubleBack property
onDoubleBack property
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onDoubleBack
property
FutureOr
<
bool
>
Function
()
?
onDoubleBack
final
Implementation
final FutureOr<bool> Function()? onDoubleBack;
double_back_to_exit package
documentation
non_web_preview
DoubleBackToExitWidget
onDoubleBack property
DoubleBackToExitWidget class