Sets the name of the desktop that the application is running in.
This is used by g_app_info_should_show() and
g_desktop_app_info_get_show_in() to evaluate the
OnlyShowIn and NotShowIn
desktop entry fields.
Should be called only once; subsequent calls are ignored.
Sets the name of the desktop that the application is running in. This is used by g_app_info_should_show() and g_desktop_app_info_get_show_in() to evaluate the OnlyShowIn and NotShowIn desktop entry fields.
Should be called only once; subsequent calls are ignored.