Initializes a new instance of the FormatItemEventArgs class.
Index of the item being formatted in the source ICollectionView, or -1 if the item is a group header.
Data item being formatted, or a CollectionViewGroup object if the item is a group header.
Element that represents the list item to be formatted.
Gets the data item being formatted.
Gets the index of the data item in the list.
Gets a reference to the element that represents the list item to be formatted.
Provides a value to use with events that do not have event data.
Provides arguments for the ListBox.formatItem event.