smesh/src/SMESHGUI/SMESHGUI_IdValidator.h
2013-04-01 13:05:47 +00:00

72 lines
2.1 KiB
C++

// Copyright (C) 2007-2013 CEA/DEN, EDF R&D, OPEN CASCADE
//
// Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
// CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License.
//
// 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
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
//
// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
//
// SMESH SMESHGUI : GUI for SMESH component
// File : SMESHGUI_IdValidator.h
// Author : Edward AGAPOV, Open CASCADE S.A.S.
//
#ifndef SMESHGUI_IDVALIDATOR_H
#define SMESHGUI_IDVALIDATOR_H
// SMESH includes
#include "SMESH_SMESHGUI.hxx"
// Qt includes
#include <QValidator>
// validator for manual input of Ids
class SMESHGUI_EXPORT SMESHGUI_IdValidator : public QValidator
{
public:
SMESHGUI_IdValidator( QWidget* parent, const int maxNbId = 0 ) :
QValidator( parent ), myMaxNbId( maxNbId ) {}
State validate( QString& input, int& pos ) const
{
input.replace( QRegExp(" *[^0-9]+ *"), " " );
if ( myMaxNbId && input.length() > myMaxNbId ) {
// truncate extra ids
int ind = 0, nbId = 0;
while ( ind < input.length() ) {
if ( input.at( ind ) != ' ' ) {
if ( ++nbId > myMaxNbId ) {
input.truncate( ind );
break;
}
ind = input.indexOf( ' ', ind );
if ( ind < 0 ) break;
}
ind++;
}
}
if ( pos > input.length() )
pos = input.length();
return Acceptable;
}
private:
int myMaxNbId;
};
#endif // SMESHGUI_IDVALIDATOR_H