Warning, file /utilities/kronometer/src/gui/sessiondialog.cpp was not indexed or was modified since last indexation (in which case cross-reference links may be missing, inaccurate or erroneous).

 /*
     Copyright (C) 2015 by Elvis Angelaccio <elvis.angelaccio@kde.org>
 
     This file is part of Kronometer.
 
     Kronometer 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 2 of the License, or
     (at your option) any later version.
 
     Kronometer 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 for more details.
 
     You should have received a copy of the GNU General Public License
     along with Kronometer.  If not, see <http://www.gnu.org/licenses/>.
 */
 
 #include "sessiondialog.h"
 #include "sessionmodel.h"
 
 #include <KLocalizedString>
 #include <KMessageBox>
 #include <KMessageWidget>
 
 #include <QDesktopWidget>
 #include <QDialogButtonBox>
 #include <QHeaderView>
 #include <QKeyEvent>
 #include <QPushButton>
 #include <QSortFilterProxyModel>
 #include <QTableView>
 
 SessionDialog::SessionDialog(QWidget *parent) : QDialog(parent, Qt::Dialog)
 {
     setupUi(this);
     m_sessionModel = new SessionModel {this};
 
     m_proxyModel = new QSortFilterProxyModel {this};
     m_proxyModel->setSourceModel(m_sessionModel);
 
     m_sessionView->setModel(m_proxyModel);
     m_sessionView->resizeColumnsToContents();
     // TODO: the user may want to select/remove more than one session
 
     m_msgWidget->hide();
     m_buttonBox->button(QDialogButtonBox::Ok)->setText(i18nc("@action:button", "Open session"));
 
     connect(m_sessionView, &QTableView::doubleClicked, this, &SessionDialog::slotDoubleClicked);
     connect(m_sessionView->selectionModel(), &QItemSelectionModel::selectionChanged, this, &SessionDialog::slotSelectionChanged);
     connect(m_buttonBox, &QDialogButtonBox::rejected, this, &QDialog::reject);
     connect(m_sessionModel, &SessionModel::rowsInserted, this, &SessionDialog::slotSessionAdded);
     connect(m_sessionModel, &SessionModel::rowsRemoved, this, &SessionDialog::slotEmptyModel);
 
     slotEmptyModel();
     slotSelectionChanged();
 
     auto desktopWidget = QApplication::desktop();
     // Set a good default size, tested on 1920x1200 and 1366x768 screens.
     resize(desktopWidget->screenGeometry().size() / 2.5);
 }
 
 Session SessionDialog::selectedSession() const
 {
     return m_selectedSession;
 }
 
 void SessionDialog::keyPressEvent(QKeyEvent *event)
 {
     if (event->key() == Qt::Key_Delete and not m_sessionModel->isEmpty()) {
         removeDialog();
     }
 
     QDialog::keyPressEvent(event);
 }
 
 void SessionDialog::accept()
 {
     m_selectedSession = m_sessionModel->data(selectedIndex(), static_cast<int>(SessionModel::Roles::SessionRole)).value<Session>();
     QDialog::accept();
 }
 
 void SessionDialog::slotDoubleClicked(const QModelIndex& index)
 {
     if (m_sessionModel->isEditable(index))
         return;
 
     this->accept();
 }
 
 void SessionDialog::slotSelectionChanged()
 {
     auto openButton = m_buttonBox->button(QDialogButtonBox::Ok);
     m_sessionView->selectionModel()->hasSelection() ? openButton->setEnabled(true) : openButton->setEnabled(false);
 }
 
 void SessionDialog::slotSessionAdded()
 {
     auto openButton = m_buttonBox->button(QDialogButtonBox::Ok);
 
     if (openButton->isEnabled())
         return;
 
     openButton->setEnabled(true);
     openButton->setToolTip(QString());
 }
 
 void SessionDialog::slotEmptyModel()
 {
     if (not m_sessionModel->isEmpty())
         return;
 
     const auto message = i18nc("@info", "You don't have any saved session yet.");
 
     auto openButton = m_buttonBox->button(QDialogButtonBox::Ok);
     openButton->setEnabled(false);
     openButton->setToolTip(message);
 
     m_msgWidget->setMessageType(KMessageWidget::Information);
     m_msgWidget->setText(message);
     m_msgWidget->animatedShow();
 }
 
 QModelIndex SessionDialog::selectedIndex()
 {
     auto sortedIndex = m_sessionView->selectionModel()->currentIndex();
 
     return m_proxyModel->mapToSource(sortedIndex);
 }
 
 void SessionDialog::removeDialog()
 {
     const auto buttonCode = KMessageBox::warningYesNo(
                 this,
                 i18nc("@info", "Do you want to remove the selected session?"),
                 i18nc("@title:window", "Confirm deletion"),
                 KStandardGuiItem::yes(),
                 KStandardGuiItem::no(),
                 QStringLiteral("delete-session"));
 
     if (buttonCode != KMessageBox::Yes)
         return;
 
     m_sessionModel->removeRow(selectedIndex().row());
 }