Starling+FeathersのGroupedList

var groceryList:HierarchicalCollection = new HierarchicalCollection(
[
	{
		header: { label: "Dairy" },
		children:
		[
			{ label: "Milk" },
			{ label: "Cheese" },
		]
	},
	{
		header: { label: "Bakery" },
		children:
		[
			{ label: "Bread"},
		]
	},
	{
		header: { label: "Produce" },
		children:
		[
			{ label: "Bananas"},
			{ label: "Lettuce"},
			{ label: "Onion"},
		]
	},
]);
list.dataProvider = groceryList;

list.headerRendererFactory = function():IGroupedListHeaderRenderer {
	var renderer:DefaultGroupedListHeaderOrFooterRenderer = new DefaultGroupedListHeaderOrFooterRenderer();
	renderer.backgroundSkin = new Quad(StarlingWrapper.STAGE_WIDTH, 30, 0xEEEEFF);
	renderer.contentLabelFactory = function():ITextRenderer {
		var tftr:TextFieldTextRenderer = new TextFieldTextRenderer();
		tftr.textFormat = new TextFormat("_sans", 28);
		return tftr;
	}
	return renderer;
}