WSJT-X/validators/CallsignValidator.cpp
Bill Somerville 823afde91a
Allow but remove leading/trail white space in DX Call field
this allows  pasting callsigns from  the clipboard that  might include
them.
2021-05-10 13:43:06 +01:00

28 lines
795 B
C++

#include "CallsignValidator.hpp"
CallsignValidator::CallsignValidator (QObject * parent, bool allow_compound)
: QValidator {parent}
, re_ {allow_compound ? R"(^[A-Z0-9/]+$)" : R"(^[A-Z0-9]+$)"}
{
}
auto CallsignValidator::validate (QString& input, int& pos) const -> State
{
input = input.toUpper ();
while (input.size () && input[0].isSpace ())
{
input.remove (0, 1);
if (pos > 0) --pos;
}
while (input.size () && input[input.size ()].isSpace ())
{
if (pos > input.size ()) --pos;
input.chop (1);
}
auto match = re_.match (input, 0, QRegularExpression::PartialPreferCompleteMatch);
if (match.hasMatch ()) return Acceptable;
if (!input.size () || match.hasPartialMatch ()) return Intermediate;
pos = input.size ();
return Invalid;
}