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/*
*
* $Id$
*
* Implementation of QRestrictedLine
*
* Copyright (C) 1997 Michael Wiedmann, <mw@miwie.in-berlin.de>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the Free
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#include <qkeycode.h>
#include "qrestrictedline.h"
QRestrictedLine::QRestrictedLine( QWidget *parent,
const char *name,
const QString& valid )
: QLineEdit( parent, name )
{
qsValidChars = valid;
}
QRestrictedLine::~QRestrictedLine()
{
;
}
void QRestrictedLine::keyPressEvent( QKeyEvent *e )
{
// let QLineEdit process "special" keys and return/enter
// so that we still can use the default key binding
if (e->key() == Key_Enter || e->key() == Key_Return || e->key() == Key_Delete || e->ascii() < 32)
{
QLineEdit::keyPressEvent(e);
return;
}
// do we have a list of valid chars &&
// is the pressed key in the list of valid chars?
if (!qsValidChars.isEmpty() && !qsValidChars.contains(e->ascii()))
{
// invalid char, emit signal and return
emit (invalidChar(e->key()));
return;
}
else
// valid char: let QLineEdit process this key as usual
QLineEdit::keyPressEvent(e);
return;
}
void QRestrictedLine::setValidChars( const QString& valid)
{
qsValidChars = valid;
}
QString QRestrictedLine::validChars() const
{
return qsValidChars;
}
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