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