Sets the SM_CLIENT_ID property on the application's leader window so that
the window manager can save the application's state using the X11R6 ICCCM
session management protocol.
See the X Session Management Library documentation for more information on
session management and the Inter-Client Communication Conventions Manual
Since 2.24
Sets the SM_CLIENT_ID property on the application's leader window so that the window manager can save the application's state using the X11R6 ICCCM session management protocol. See the X Session Management Library documentation for more information on session management and the Inter-Client Communication Conventions Manual Since 2.24