set_utf8_property

Description:

[ Version ( since = "3.4" ) ]
public void set_utf8_property (string name, string? value)

This function modifies or removes an arbitrary X11 window property of type UTF8_STRING.

If the given this is not a toplevel window, it is ignored.

this	a Window
name	Property name, will be interned as an X atom
value	Property value, or null to delete