Method NWidgetBackground

src/widget.cpp:2174–2180

* Constructor parent nested widgets. * @param tp Type of parent widget. * @param colour Colour of the parent widget. * @param index Index of the widget. * @param child Child container widget (if supplied). If not supplied, a * vertical container will be inserted while adding the first * child widget. */

 *               child widget.
 */
NWidgetBackground::NWidgetBackground(WidgetType tp, Colours colour, WidgetID index, std::unique_ptr<NWidgetPIPContainer> &&child) : NWidgetCore(tp, colour, index, 1, 1, {}, STR_NULL)
{
	assert(tp == WWT_PANEL || tp == WWT_INSET || tp == WWT_FRAME);
	this->child = std::move(child);
	if (this->child != nullptr) this->child->parent = this;
	this->SetAlignment(SA_TOP | SA_LEFT);
}

/**
 * Add a child to the parent.