Closable Property

Set / Gets 'Closable' property.

SYNTAX
Pseudo-OOP:

Set:
<WindowName>.Closable= lLogical

Get:
<WindowName>.Closable--> lLogical

Function syntax:

Set:
SetProperty ( <WindowName>,Closable , lLogical)

Get:
GetProperty ( <WindowName>, Closable ) --> lLogical