114 lines
4.3 KiB
C++
114 lines
4.3 KiB
C++
/************************************************************************
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**
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** @file textdelegate.cpp
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** @author Roman Telezhynskyi <dismine(at)gmail.com>
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** @date 29 1, 2014
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**
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** @brief
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** @copyright
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** This source code is part of the Valentine project, a pattern making
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** program, whose allow create and modeling patterns of clothing.
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** Copyright (C) 2013 Valentina project
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** <https://bitbucket.org/dismine/valentina> All Rights Reserved.
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**
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** Valentina 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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** Valentina 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
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** GNU General Public License for more details.
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**
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** You should have received a copy of the GNU General Public License
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** along with Valentina. If not, see <http://www.gnu.org/licenses/>.
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**
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*************************************************************************/
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#include "textdelegate.h"
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#include <QLineEdit>
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#include "../options.h"
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//---------------------------------------------------------------------------------------------------------------------
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TextDelegate::TextDelegate(const QString ®ex, QObject *parent): QItemDelegate(parent), lastText(QString("Name_")),
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regex(regex)
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{
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//Little hack. Help save lineedit text in const method.
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connect(this, &TextDelegate::SaveText, this, &TextDelegate::InitText);
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}
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//---------------------------------------------------------------------------------------------------------------------
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QWidget *TextDelegate::createEditor(QWidget *parent, const QStyleOptionViewItem &option, const QModelIndex &index) const
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{
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Q_UNUSED(option);
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Q_UNUSED(index);
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QLineEdit *editor = new QLineEdit(parent);
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//Same regex pattern in xsd file
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editor->setValidator( new QRegExpValidator(QRegExp(regex)) );
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connect(editor, &QLineEdit::editingFinished, this, &TextDelegate::commitAndCloseEditor);
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return editor;
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}
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//---------------------------------------------------------------------------------------------------------------------
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void TextDelegate::setEditorData(QWidget *editor, const QModelIndex &index) const
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{
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QString text = index.model()->data(index, Qt::EditRole).toString();
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QLineEdit *lineEdit = qobject_cast<QLineEdit*>(editor);
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SCASSERT(lineEdit != nullptr);
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if ( lastText != text && text.isEmpty() == false)
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{
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//Here need save text, but method is const, so, we use signal instead.
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emit SaveText(text);
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}
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lineEdit->setText(text);
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}
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//---------------------------------------------------------------------------------------------------------------------
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void TextDelegate::setModelData(QWidget *editor, QAbstractItemModel *model, const QModelIndex &index) const
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{
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QLineEdit *lineEdit = qobject_cast<QLineEdit*>(editor);
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SCASSERT(lineEdit != nullptr);
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QString text = lineEdit->text();
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if (text.isEmpty())
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{
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text = lastText;
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}
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model->setData(index, text, Qt::EditRole);
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}
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//---------------------------------------------------------------------------------------------------------------------
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void TextDelegate::updateEditorGeometry(QWidget *editor, const QStyleOptionViewItem &option,
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const QModelIndex &index) const
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{
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Q_UNUSED(index)
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editor->setGeometry(option.rect);
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}
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//---------------------------------------------------------------------------------------------------------------------
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void TextDelegate::commitAndCloseEditor()
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{
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QLineEdit *lineEdit = qobject_cast<QLineEdit*>(sender());
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SCASSERT(lineEdit != nullptr);
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QString text = lineEdit->text();
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if ( lastText != text && text.isEmpty() == false)
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{
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lastText = text;
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emit commitData(lineEdit);
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}
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else if (text.isEmpty() == false)
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{
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lineEdit->setText(lastText);
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emit commitData(lineEdit);
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}
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emit closeEditor(lineEdit);
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}
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//---------------------------------------------------------------------------------------------------------------------
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void TextDelegate::InitText(const QString &text)
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{
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lastText = text;
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}
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