makePicker method
生成picker控件 Build picker control
Implementation
Widget makePicker([ThemeData? themeData, bool isModal = false]) {
_maxLevel = adapter.maxLevel;
adapter.picker = this;
adapter.initSelects();
_widget = PickerWidget(
key: ValueKey(this),
child:
_PickerWidget(picker: this, themeData: themeData, isModal: isModal),
data: this,
);
return _widget!;
}