def on_pick_enemy(self, event):
        self.status.setText("")
        this_point = event.artist

        # x_data and y_data of the point that was picked by the user
        x_data = this_point.get_xdata()
        y_data = this_point.get_ydata()

        for enemy in self.enemies:
            if enemy.x == x_data and enemy.y == y_data:
                self.picked_enemy.append(enemy)
                break

        self.engage_pushButton.setDown(False)

        for soldier in self.picked_soldier:
            message = Entities.EngageOrderMessage(soldier, enemy)
            packet = Packet(Sender.company_commander.value, self.company_commander.company_number,
                            Receiver.soldier.value,
                            MessageType.engage_order.value, message)
            send_handler(packet)
            time.sleep(0.1)

        self.picked_soldier.clear()
        self.picked_enemy.clear()
        self.move_pushButton.setEnabled(False)
        self.engage_pushButton.setEnabled(False)
        self.cancelButton.setEnabled(False)

        self.MplWidget.canvas.mpl_connect("pick_event", self.on_pick)
        self.MplWidget.canvas.mpl_disconnect(self.MplWidget.canvas.mpl_connect('pick_event', self.on_pick_enemy))