ResInsight/Fwk/AppFwk/cafUserInterface/cafPdmUniqueIdValidator.cpp
2018-12-05 15:47:16 +01:00

133 lines
4.5 KiB
C++

//##################################################################################################
//
// Custom Visualization Core library
// Copyright (C) Ceetron Solutions AS
//
// This library may be used under the terms of either the GNU General Public License or
// the GNU Lesser General Public License as follows:
//
// GNU General Public License Usage
// This library is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 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 General Public License at <<http://www.gnu.org/licenses/gpl.html>>
// for more details.
//
// GNU Lesser General Public License Usage
// 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, 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 Lesser General Public License at <<http://www.gnu.org/licenses/lgpl-2.1.html>>
// for more details.
//
//##################################################################################################
#include "cafPdmUniqueIdValidator.h"
#include <QApplication>
#include <QMainWindow>
#include <QStatusBar>
using namespace caf;
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
PdmUniqueIdValidator::PdmUniqueIdValidator(const std::set<int>& usedIds,
bool multipleSelectionOfSameFieldsSelected,
const QString& errorMessage,
QObject* parent)
: QValidator(parent)
, m_usedIds(usedIds)
, m_nextValidValue(0)
, m_multipleSelectionOfSameFieldsSelected(multipleSelectionOfSameFieldsSelected)
, m_errorMessage(errorMessage)
{
computeNextValidId();
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
QValidator::State PdmUniqueIdValidator::validate(QString& currentString, int&) const
{
if (m_multipleSelectionOfSameFieldsSelected)
{
return QValidator::Invalid;
}
if (currentString.isEmpty())
{
return QValidator::Intermediate;
}
bool isValidInteger = false;
int currentValue = currentString.toInt(&isValidInteger);
if (!isValidInteger)
{
return QValidator::Invalid;
}
if (currentValue < 0)
{
return QValidator::Invalid;
}
if (m_usedIds.find(currentValue) != m_usedIds.end())
{
foreach (QWidget* widget, QApplication::topLevelWidgets())
{
if (widget->inherits("QMainWindow"))
{
QMainWindow* mainWindow = qobject_cast<QMainWindow*>(widget);
if (mainWindow && mainWindow->statusBar())
{
mainWindow->statusBar()->showMessage(m_errorMessage, 3000);
}
}
}
return QValidator::Intermediate;
}
return QValidator::Acceptable;
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void PdmUniqueIdValidator::fixup(QString& editorText) const
{
editorText = QString::number(m_nextValidValue);
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
int PdmUniqueIdValidator::computeNextValidId()
{
if (!m_usedIds.empty())
{
m_nextValidValue = *m_usedIds.rbegin();
}
else
{
m_nextValidValue = 1;
}
return m_nextValidValue;
}