currentItem : String; This property is used in two ways: To specify the default selected item in the combobox; and to get the value the user selected in the combobox when the dialog is closed. The default is the first item in the list.
editable : Boolean; This property holds whether the combobox is editable. The default is false.
itemList : Array; The list of items in the combobox.
label : String; The label for the combobox.
tooltip : String; This property holds the tool tip (balloon help) for the widget.
whatsThis : String; This property holds a simple description of the widget.