Creates a new Listbox object; can also be called as
PARENT->AddListbox(%OPTIONS). Class specific %OPTIONS are:
-multisel => 0/1/2 (default 0)
specifies the selection type:
0 single selection
1 multiple selection
2 multiple selection ehnanced (with Shift, Control, etc.)
-sort => 0/1 (default 0)
items are sorted alphabetically.
[TBD]
[TBD]
[TBD]
Returns the number of items in the Listbox.
[TBD]
[TBD]
[TBD]
Returns the string at the specified zero-based INDEX in the Listbox.
Inserts an item at the specified zero-based INDEX in the Listbox, or adds
it at the end if INDEX is not specified.
[TBD]
Gets or sets the items height in a Listbox.
[TBD]
Removes the zero-based INDEX item from the Listbox.
[TBD]
Selects the zero-based INDEX item in the Listbox.
[TBD]
[TBD]
Returns an array containing the zero-based indexes of the selected items in
a multiple selection Listbox.