PaperSize.newCustom

gtk.paper_size.PaperSize newCustom(string name,  string displayName,  double  width,  double  height,  gtk.types.Unit unit)

Creates a new #GtkPaperSize object with the given parameters.

`name`	the paper name
`displayName`	the human-readable name
`width`	the paper width, in units of unit
`height`	the paper height, in units of unit
`unit`	the unit for width and height. not [gtk.types.Unit.None].

a new #GtkPaperSize object, use [gtk.paper_size.PaperSize.free]

to free it