Method init

src/frontend/spreadsheet/SpreadsheetView.cpp:142–238

}

void SpreadsheetView::init() {
	// create a new SpreadsheetModel if not available yet.
	// the creation of the model is done here since it's only required
	// for the view but its lifecycle is managed in Spreadsheet,
	// i.e. the deletion of the model is done in the destructor of Spreadsheet
	m_model = m_spreadsheet->model();
	if (!m_model)
		m_model = new SpreadsheetModel(m_spreadsheet);

	m_tableView->setModel(m_model);
	auto* delegate = new SpreadsheetItemDelegate(this);
	connect(delegate, &SpreadsheetItemDelegate::returnPressed, this, &SpreadsheetView::advanceCell);
	connect(delegate, &SpreadsheetItemDelegate::editorEntered, this, [=]() {
		m_editorEntered = true;
	});
	connect(delegate, &SpreadsheetItemDelegate::closeEditor, this, [=]() {
		m_editorEntered = false;
	});

	m_tableView->setItemDelegate(delegate);
	m_tableView->setSelectionMode(QAbstractItemView::ExtendedSelection);

	// horizontal header
	m_horizontalHeader = new SpreadsheetHeaderView(this);

	m_horizontalHeader->setSectionsClickable(true);
	m_horizontalHeader->setHighlightSections(true);
	m_tableView->setHorizontalHeader(m_horizontalHeader);
	m_horizontalHeader->setSectionsMovable(true);
	m_horizontalHeader->installEventFilter(this);
	m_tableView->setHorizontalScrollMode(QAbstractItemView::ScrollPerPixel);
	// 	m_tableView->installEventFilter(this);

	resizeHeader();

	connect(m_horizontalHeader, &SpreadsheetHeaderView::sectionMoved, this, &SpreadsheetView::handleHorizontalSectionMoved);
	connect(m_horizontalHeader, &SpreadsheetHeaderView::sectionDoubleClicked, this, &SpreadsheetView::handleHorizontalHeaderDoubleClicked);
	connect(m_horizontalHeader, &SpreadsheetHeaderView::sectionResized, this, &SpreadsheetView::handleHorizontalSectionResized);
	connect(m_horizontalHeader, &SpreadsheetHeaderView::sectionClicked, this, &SpreadsheetView::columnClicked);

	// vertical header
	auto* v_header = m_tableView->verticalHeader();
	v_header->setSectionResizeMode(QHeaderView::Fixed);
	v_header->setSectionsMovable(false);
	v_header->installEventFilter(this);
	m_tableView->setVerticalScrollMode(QAbstractItemView::ScrollPerPixel);

	setFocusPolicy(Qt::StrongFocus);
	setFocus();
	installEventFilter(this);

	connect(m_model, &SpreadsheetModel::headerDataChanged, this, &SpreadsheetView::updateHeaderGeometry);
	connect(m_model, &SpreadsheetModel::headerDataChanged, this, &SpreadsheetView::handleHeaderDataChanged);
	connect(m_spreadsheet, &Spreadsheet::aspectsInserted, this, &SpreadsheetView::handleAspectsAdded);
	connect(m_spreadsheet, &Spreadsheet::aspectsAboutToBeRemoved, this, &SpreadsheetView::handleAspectAboutToBeRemoved);
	connect(m_spreadsheet, &Spreadsheet::requestProjectContextMenu, this, &SpreadsheetView::createContextMenu);
	connect(m_spreadsheet, &Spreadsheet::manyAspectsAboutToBeInserted, [this] {
		m_suppressResize = true;