Method swapVisible

src/backend/worksheet/WorksheetElement.cpp:166–183

}

bool WorksheetElementPrivate::swapVisible(bool on) {
	bool oldValue = isVisible();

	// When making a graphics item invisible, it gets deselected in the scene.
	// In this case we don't want to deselect the item in the project explorer.
	// We need to supress the deselection in the view.
	auto* worksheet = static_cast<Worksheet*>(q->parent(AspectType::Worksheet));
	if (worksheet) {
		worksheet->suppressSelectionChangedEvent(true);
		setVisible(on);
		worksheet->suppressSelectionChangedEvent(false);
	} else
		setVisible(on);

	Q_EMIT q->changed();
	Q_EMIT q->visibleChanged(on);
	return oldValue;
}

bool WorksheetElement::isVisible() const {
	Q_D(const WorksheetElement);