Determines if any of the targets in @targets can be used to provide a #GdkPixbuf.
an array of #GdkAtoms
whether to accept only targets for which GTK+ knows how to convert a pixbuf into the format
%TRUE if @targets include a suitable target for images, otherwise %FALSE.
2.10
See Implementation
Determines if any of the targets in @targets can be used to provide a #GdkPixbuf.