When called for the first time, this function consults the
GDK_BACKEND environment variable to find out which of the
supported GDK backends to use (in case GDK has been compiled
with multiple backends).
Applications can use [func@set_allowed_backends] to limit what
backends wil be used.
Gets the singleton GdkDisplayManager object.
When called for the first time, this function consults the GDK_BACKEND environment variable to find out which of the supported GDK backends to use (in case GDK has been compiled with multiple backends).
Applications can use [func@set_allowed_backends] to limit what backends wil be used.