var scriptListUI = System.CreateDO(“Common Data Package/String Enum Data”);
//scriptListUI.SetComboCtrlStyle(1);// CBS_SIMPLE, same as 0 or 0 has no meaning
//scriptListUI.SetComboCtrlStyle(2);// CBS_DROPDOWN – can type in the dropdown field
scriptListUI.SetComboCtrlStyle(3);// CBS_DROPDOWNLIST – cannot type in the dropdown field
//scriptListUI.SetComboCtrlStyle(256+3);// CBS_DROPDOWNLIST CBS_SORT
http://www.jasinskionline.com/WindowsApi/ref/other/classes/combobox.html
Const CBS_AUTOHSCROLL = &H40
Const CBS_DISABLENOSCROLL = &H800
Const CBS_DROPDOWN = &H2
Const CBS_DROPDOWNLIST = &H3
Const CBS_HASSTRINGS = &H200
Const CBS_LOWERCASE = &H4000
Const CBS_NOINTEGRALHEIGHT = &H400
Const CBS_OEMCONVERT = &H80
Const CBS_OWNERDRAWFIXED = &H10
Const CBS_OWNERDRAWVARIABLE = &H20
Const CBS_SIMPLE = &H1
Const CBS_SORT = &H100
Const CBS_UPPERCASE = &H2000