positionWithinRange method
positionWithinRange:atCharacterOffset:
Implementation
UITextPosition? positionWithinRange(UITextRange range, {required int atCharacterOffset}) {
final _$$ref = object$.ref;
final _$$ref$1 = range.ref;
if (!objc.respondsToSelector(_$$ref.pointer, _sel_positionWithinRange_atCharacterOffset_)) {
throw objc.UnimplementedOptionalMethodException('UITextField', 'positionWithinRange:atCharacterOffset:');
}
final $ret = _objc_msgSend_9slupp(
_$$ref.pointer,
_sel_positionWithinRange_atCharacterOffset_,
_$$ref$1.pointer,
atCharacterOffset,
);
return $ret.address == 0 ? null : UITextPosition.fromPointer($ret, retain: true, release: true);
}