def METHOD_NAME(self):
    dialog: Gtk.Dialog = self.builder.get_object('dialog')
    dialog.resize(750, 350)
    dialog.set_transient_for(MainController.window())
    dialog.set_attached_to(MainController.window())
    self.buffer.delete(self.buffer.get_start_iter(), self.buffer.get_end_iter())
    self._update_status(GfxcrunchStatus.RUNNING)
    self.builder.get_object('spinner').start()
    self.builder.get_object('close').set_sensitive(False)
    dialog.run()
    dialog.hide()