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82 lines
2.1 KiB
82 lines
2.1 KiB
15 years ago
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/*
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*
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*
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* Implementation of KRestrictedLine
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*
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* Copyright (C) 1997 Michael Wiedmann, <mw@miwie.in-berlin.de>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the Free
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*/
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#include <qkeycode.h>
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#include "krestrictedline.h"
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KRestrictedLine::KRestrictedLine( QWidget *parent,
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const char *name,
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const QString& valid )
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: KLineEdit( parent, name )
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{
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qsValidChars = valid;
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}
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KRestrictedLine::~KRestrictedLine()
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{
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;
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}
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void KRestrictedLine::keyPressEvent( QKeyEvent *e )
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{
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// let QLineEdit process "special" keys and return/enter
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// so that we still can use the default key binding
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if (e->key() == Key_Enter || e->key() == Key_Return || e->key() == Key_Delete || e->ascii() < 32)
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{
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QLineEdit::keyPressEvent(e);
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return;
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}
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// do we have a list of valid chars &&
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// is the pressed key in the list of valid chars?
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if (!qsValidChars.isEmpty() && !qsValidChars.contains(e->ascii()))
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{
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// invalid char, emit signal and return
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emit (invalidChar(e->key()));
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return;
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}
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else
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// valid char: let QLineEdit process this key as usual
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QLineEdit::keyPressEvent(e);
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return;
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}
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void KRestrictedLine::setValidChars( const QString& valid)
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{
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qsValidChars = valid;
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}
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QString KRestrictedLine::validChars() const
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{
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return qsValidChars;
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}
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void KRestrictedLine::virtual_hook( int id, void* data )
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{ KLineEdit::virtual_hook( id, data ); }
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#include "krestrictedline.moc"
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