public void setItemRenderer(ListCellRenderer<SearchListEntry<T>> itemRenderer) {
		this.itemRenderer = itemRenderer;
	}
Sets a custom sub-renderer for displaying list items. Note: this renderer is only used to
render the item, not the category. 
@param itemRenderer the sub_renderer for rendering the list items, but not the entire line
which includes the category.
Ghidra/Framework/Docking/src/main/java/docking/widgets/searchlist/SearchList.java