Sets up the #GtkPrintOperation to wait for calling of gtk.print_operation.PrintOperation.drawPageFinish from application. It can be used for drawing page in another thread.
This function must be called in the callback of “draw-page” signal.
Sets up the #GtkPrintOperation to wait for calling of gtk.print_operation.PrintOperation.drawPageFinish from application. It can be used for drawing page in another thread.
This function must be called in the callback of “draw-page” signal.