void gtk_window_set_startup_id ( GtkWindow* window, const char* startup_id )
Sets the startup notification ID.
Startup notification identifiers are used by desktop environment
to track application startup, to provide user feedback and other
features. This function changes the corresponding property on the
Normally, startup identifier is managed automatically and you should
only use this function in special cases like transferring focus from
other processes. You should use this function before calling
gtk_window_present() or any equivalent function generating
a window map event.
This function is only useful on X11, not with other GTK targets.