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spinner_box package
documentation
popup_message.dart
PopupMessage
onPreShow property
onPreShow property
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onPreShow
property
FutureOr
<
bool
>
Function
()
?
onPreShow
final
设置是否需要显示弹窗内容
Implementation
final FutureOr<bool> Function()? onPreShow;
spinner_box package
documentation
popup_message
PopupMessage
onPreShow property
PopupMessage class