public PartListItemSelectionItemPatternElementSelectedEvent (
			ListItemProvider provider,
			DateTimePickerProvider.DateTimePickerListPartProvider listProvider)
			: base (provider, 
			        SelectionItemPatternIdentifiers.ElementSelectedEvent)
		{
			this.listProvider = listProvider;
			this.listItemProvider = provider;
			
			isSelected = listProvider.IsItemSelected (listItemProvider);
		}
		public PartListItemAutomationHasKeyboardFocusPropertyEvent (
			ListItemProvider provider,
			DateTimePickerProvider.DateTimePickerListPartProvider listProvider)
			: base (provider, 
			        AutomationElementIdentifiers.HasKeyboardFocusProperty)
		{
			this.listProvider = listProvider;
			this.listItemProvider = provider;
			
			isSelected = listProvider.IsItemSelected (listItemProvider);
		}