Method PlotDataDialog

src/frontend/spreadsheet/PlotDataDialog.cpp:57–177

! \class PlotDataDialog \brief Dialog for generating plots for the spreadsheet data. \ingroup frontend */

	\ingroup frontend
 */
PlotDataDialog::PlotDataDialog(AbstractAspect* parentAspect, Plot::PlotType type, QWidget* parent)
	: QDialog(parent)
	, ui(new Ui::PlotDataWidget())
	, m_parentAspect(parentAspect)
	, m_plotsModel(new AspectTreeModel(m_parentAspect->project()))
	, m_worksheetsModel(new AspectTreeModel(m_parentAspect->project()))
	, m_plotType(type) {
	setAttribute(Qt::WA_DeleteOnClose);
	setWindowTitle(i18nc("@title:window", "Plot Spreadsheet Data"));
	setWindowIcon(QIcon::fromTheme(QStringLiteral("office-chart-line")));

	m_basicPlotType = (m_plotType == Plot::PlotType::Line || m_plotType == Plot::PlotType::LineHorizontalStep || m_plotType == Plot::PlotType::LineVerticalStep
			|| m_plotType == Plot::PlotType::LineSpline || m_plotType == Plot::PlotType::Scatter || m_plotType == Plot::PlotType::ScatterYError
			|| m_plotType == Plot::PlotType::ScatterXYError || m_plotType == Plot::PlotType::LineSymbol || m_plotType == Plot::PlotType::LineSymbol2PointSegment
			|| m_plotType == Plot::PlotType::LineSymbol3PointSegment);

	auto* mainWidget = new QWidget(this);
	ui->setupUi(mainWidget);

	auto* buttonBox = new QDialogButtonBox(QDialogButtonBox::Ok | QDialogButtonBox::Cancel);
	m_okButton = buttonBox->button(QDialogButtonBox::Ok);
	m_okButton->setDefault(true);
	m_okButton->setToolTip(i18n("Plot the selected data"));
	m_okButton->setText(i18n("&Plot"));

	auto* layout = new QVBoxLayout(this);
	layout->addWidget(mainWidget);
	layout->addWidget(buttonBox);
	setLayout(layout);

	// create combox boxes for the existing plots and worksheets
	auto* gridLayout = dynamic_cast<QGridLayout*>(ui->gbPlotPlacement->layout());
	cbExistingPlots = new TreeViewComboBox(ui->gbPlotPlacement);
	cbExistingPlots->setMinimumWidth(250); // TODO: use proper sizeHint in TreeViewComboBox
	gridLayout->addWidget(cbExistingPlots, 0, 1, 1, 1);

	cbExistingWorksheets = new TreeViewComboBox(ui->gbPlotPlacement);
	cbExistingWorksheets->setSizePolicy(QSizePolicy(QSizePolicy::Expanding, QSizePolicy::Preferred));
	gridLayout->addWidget(cbExistingWorksheets, 1, 1, 1, 1);

	cbExistingPlots->setTopLevelClasses({AspectType::Folder, AspectType::Worksheet, AspectType::CartesianPlot});
	m_plotsModel->setSelectableAspects({AspectType::CartesianPlot});
	cbExistingPlots->setModel(m_plotsModel);

	// select the first available plot, if available
	auto plots = m_parentAspect->project()->children<CartesianPlot>(AbstractAspect::ChildIndexFlag::Recursive);
	if (!plots.isEmpty()) {
		const auto* plot = plots.first();
		cbExistingPlots->setCurrentModelIndex(m_plotsModel->modelIndexOfAspect(plot));
	}

	cbExistingWorksheets->setTopLevelClasses({AspectType::Folder, AspectType::Worksheet});
	m_worksheetsModel->setSelectableAspects({AspectType::Worksheet});
	cbExistingWorksheets->setModel(m_worksheetsModel);

	// select the first available worksheet, if available
	auto worksheets = m_parentAspect->project()->children<Worksheet>(AbstractAspect::ChildIndexFlag::Recursive);
	if (!worksheets.isEmpty()) {