Refer to the SelectionList property to determine which items are selected. Please do not use this property, it is currently not supported. The CheckBoxes in an ordinary ListView do not support the grayed CheckState furthermore the ListView does not support them at all in View TileView.

public ListView..::.CheckedListViewItemCollection CheckedItems { get; }

Public ReadOnly Property CheckedItems As ListView..::.CheckedListViewItemCollection

public:
property ListView..::.CheckedListViewItemCollection^ CheckedItems {
	ListView..::.CheckedListViewItemCollection^ get ();
}