Adds a filter that decides which fonts to display in the font chooser dialog.
The gtk.filter.Filter must be able to handle both pango.font_family.FontFamily and pango.font_face.FontFace objects.
a gtk.filter.Filter
Adds a filter that decides which fonts to display in the font chooser dialog.
The gtk.filter.Filter must be able to handle both pango.font_family.FontFamily and pango.font_face.FontFace objects.