void gtk_print_operation_preview_render_page ( GtkPrintOperationPreview* preview, gint page_nr )
Renders a page to the preview, using the print context that
was passed to the
GtkPrintOperation::preview handler together
A custom iprint preview should use this function in its ::expose handler to render the currently selected page.
Note that this function requires a suitable cairo context to be associated with the print context.
Available since: 2.10