Method addDataColumn

src/frontend/dockwidgets/BarPlotDock.cpp:313–340

}

void BarPlotDock::addDataColumn() {
	auto* cb = new TreeViewComboBox(this);
	cb->setTopLevelClasses(TreeViewComboBox::plotColumnTopLevelClasses());
	cb->setModel(aspectModel());
	connect(cb, &TreeViewComboBox::currentModelIndexChanged, this, &BarPlotDock::dataColumnChanged);

	const int index = m_dataComboBoxes.size();

	if (index == 0) {
		QSizePolicy sizePolicy1(QSizePolicy::Expanding, QSizePolicy::Preferred);
		sizePolicy1.setHorizontalStretch(0);
		sizePolicy1.setVerticalStretch(0);
		sizePolicy1.setHeightForWidth(cb->sizePolicy().hasHeightForWidth());
		cb->setSizePolicy(sizePolicy1);
	} else {
		auto* button = new QPushButton();
		button->setIcon(QIcon::fromTheme(QStringLiteral("list-remove")));
		connect(button, &QPushButton::clicked, this, &BarPlotDock::removeDataColumn);
		m_gridLayout->addWidget(button, index, 1, 1, 1);
		m_removeButtons << button;
	}

	m_gridLayout->addWidget(cb, index, 0, 1, 1);
	m_gridLayout->addWidget(m_buttonNew, index + 1, 1, 1, 1);

	m_dataComboBoxes << cb;
	ui.lDataColumn->setText(i18n("Columns:"));
}

void BarPlotDock::removeDataColumn() {
	auto* sender = static_cast<QPushButton*>(QObject::sender());