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331 lines
10 KiB
C++
331 lines
10 KiB
C++
//##################################################################################################
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//
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// Custom Visualization Core library
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// Copyright (C) 2011-2013 Ceetron 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 "cafPdmUiLineEditor.h"
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#include "cafFactory.h"
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#include "cafPdmField.h"
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#include "cafPdmObject.h"
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#include "cafPdmUiDefaultObjectEditor.h"
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#include "cafPdmUiFieldEditorHandle.h"
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#include "cafPdmUiOrdering.h"
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#include "cafSelectionManager.h"
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#include <QApplication>
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#include <QIntValidator>
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#include <QLabel>
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#include <QLineEdit>
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#include <QMainWindow>
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#include <QMessageBox>
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#include <QPalette>
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#include <QStatusBar>
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#include <QString>
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class PdmUniqueIdValidator : public QValidator
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{
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public:
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PdmUniqueIdValidator(const std::set<int>& usedIds, bool multipleSelectionOfSameFieldsSelected, const QString& errorMessage, 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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virtual State 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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QApplication* qapplication = qobject_cast<QApplication*>(qApp);
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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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virtual void 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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private:
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int 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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private:
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std::set<int> m_usedIds;
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int m_nextValidValue;
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bool m_multipleSelectionOfSameFieldsSelected;
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QString m_errorMessage;
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};
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namespace caf
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{
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CAF_PDM_UI_FIELD_EDITOR_SOURCE_INIT(PdmUiLineEditor);
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//--------------------------------------------------------------------------------------------------
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///
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//--------------------------------------------------------------------------------------------------
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void PdmUiLineEditor::configureAndUpdateUi(const QString& uiConfigName)
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{
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if (!m_label.isNull())
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{
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QIcon ic = field()->uiIcon(uiConfigName);
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if (!ic.isNull())
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{
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m_label->setPixmap(ic.pixmap(ic.actualSize(QSize(64, 64))));
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}
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else
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{
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m_label->setText(field()->uiName(uiConfigName));
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}
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m_label->setEnabled(!field()->isUiReadOnly(uiConfigName));
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m_label->setToolTip(field()->uiToolTip(uiConfigName));
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}
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if (!m_lineEdit.isNull())
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{
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bool isReadOnly = field()->isUiReadOnly(uiConfigName);
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if (isReadOnly)
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{
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m_lineEdit->setReadOnly(true);
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m_lineEdit->setStyleSheet("QLineEdit {"
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"color: #808080;"
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"background-color: #F0F0F0;}");
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}
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else
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{
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m_lineEdit->setReadOnly(false);
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m_lineEdit->setStyleSheet("");
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}
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m_lineEdit->setToolTip(field()->uiToolTip(uiConfigName));
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{
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PdmUiLineEditorAttribute leab;
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caf::PdmUiObjectHandle* uiObject = uiObj(field()->fieldHandle()->ownerObject());
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if (uiObject)
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{
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uiObject->editorAttribute(field()->fieldHandle(), uiConfigName, &leab);
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}
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if (leab.useRangeValidator)
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{
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m_lineEdit->setValidator(new QIntValidator(leab.minValue, leab.maxValue, this));
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}
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}
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{
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PdmUiLineEditorAttributeUniqueValues leab;
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caf::PdmUiObjectHandle* uiObject = uiObj(field()->fieldHandle()->ownerObject());
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if (uiObject)
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{
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uiObject->editorAttribute(field()->fieldHandle(), uiConfigName, &leab);
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}
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if (leab.usedIds.size() > 0)
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{
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if (isMultipleFieldsWithSameKeywordSelected(field()->fieldHandle()))
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{
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QMessageBox::information(NULL, "Invalid operation", "The field you are manipulating is defined to have unique values. A selection of multiple fields is detected. Please select a single item.");
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}
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m_lineEdit->setValidator(new PdmUniqueIdValidator(leab.usedIds, isMultipleFieldsWithSameKeywordSelected(field()->fieldHandle()), leab.errorMessage, this));
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}
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}
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bool fromMenuOnly = true;
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QList<PdmOptionItemInfo> enumNames = field()->valueOptions(&fromMenuOnly);
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CAF_ASSERT(fromMenuOnly); // Not supported
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if (!enumNames.isEmpty() && fromMenuOnly == true)
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{
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int enumValue = field()->uiValue().toInt();
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m_lineEdit->setText(enumNames[enumValue].optionUiText);
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}
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else
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{
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PdmUiLineEditorAttributeUiDisplayString leab;
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caf::PdmUiObjectHandle* uiObject = uiObj(field()->fieldHandle()->ownerObject());
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if (uiObject)
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{
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uiObject->editorAttribute(field()->fieldHandle(), uiConfigName, &leab);
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}
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QString displayString;
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if (leab.m_displayString.isEmpty())
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{
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displayString = field()->uiValue().toString();
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}
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else
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{
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displayString = leab.m_displayString;
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}
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m_lineEdit->setText(displayString);
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}
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}
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}
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//--------------------------------------------------------------------------------------------------
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///
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//--------------------------------------------------------------------------------------------------
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QWidget* PdmUiLineEditor::createEditorWidget(QWidget * parent)
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{
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m_lineEdit = new QLineEdit(parent);
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connect(m_lineEdit, SIGNAL(editingFinished()), this, SLOT(slotEditingFinished()));
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return m_lineEdit;
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}
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//--------------------------------------------------------------------------------------------------
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///
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//--------------------------------------------------------------------------------------------------
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QWidget* PdmUiLineEditor::createLabelWidget(QWidget * parent)
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{
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m_label = new QLabel(parent);
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return m_label;
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}
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//--------------------------------------------------------------------------------------------------
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///
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//--------------------------------------------------------------------------------------------------
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void PdmUiLineEditor::slotEditingFinished()
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{
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QVariant v;
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QString textValue = m_lineEdit->text();
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v = textValue;
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this->setValueToField(v);
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}
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//--------------------------------------------------------------------------------------------------
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///
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//--------------------------------------------------------------------------------------------------
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bool PdmUiLineEditor::isMultipleFieldsWithSameKeywordSelected(PdmFieldHandle* editorField) const
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{
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std::vector<PdmFieldHandle*> fieldsToUpdate;
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fieldsToUpdate.push_back(editorField);
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// For current selection, find all fields with same keyword
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std::vector<PdmUiItem*> items;
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SelectionManager::instance()->selectedItems(items, SelectionManager::CURRENT);
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for (size_t i = 0; i < items.size(); i++)
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{
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PdmUiFieldHandle* uiField = dynamic_cast<PdmUiFieldHandle*>(items[i]);
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if (!uiField) continue;
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PdmFieldHandle* field = uiField->fieldHandle();
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if (field && field != editorField && field->keyword() == editorField->keyword())
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{
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fieldsToUpdate.push_back(field);
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}
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}
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if (fieldsToUpdate.size() > 1)
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{
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return true;
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}
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return false;
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}
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} // end namespace caf
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