List.java (2557B)
1 /* 2 Copyright 2008, 2009 Sebastiano Tronto <sebastiano@luganega.org> 3 4 This file is part of Robottino. 5 6 Robottino is free software; you can redistribute it and/or modify 7 it under the terms of the GNU General Public License as published by 8 the Free Software Foundation; either version 2 of the License, or 9 (at your option) any later version. 10 11 Robottino is distributed in the hope that it will be useful, 12 but WITHOUT ANY WARRANTY; without even the implied warranty of 13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 GNU General Public License for more details. 15 16 You should have received a copy of the GNU General Public License 17 along with Robottino; if not, write to the Free Software 18 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA 19 20 */ 21 22 import javax.swing.JOptionPane; 23 24 public class List { 25 public static Main main = new Main(); 26 public Robot primoRobot, ultimoRobot; 27 public List() { 28 primoRobot = ultimoRobot = null; 29 } 30 public boolean vuota() { 31 return primoRobot == null; 32 } 33 public Robot getRobot( String nome ) { 34 Robot i = primoRobot; 35 for ( ; !i.nomeRobot.equals( nome ); i = i.prossimoRobot ) ; 36 return i; 37 } 38 public void newRobot() { 39 newRobot( false, false, false, false, "" ); 40 } 41 public void newRobot( String nome ) { 42 newRobot( false, false, false, false, nome ); 43 } 44 public void newRobot( boolean la, boolean ra, boolean ll, boolean rl, String nome ) { 45 if ( vuota() ) 46 primoRobot = ultimoRobot = new Robot( la, ra, ll, rl, nome, null, null ); 47 else { 48 ultimoRobot = new Robot( la, ra, ll, rl, nome, ultimoRobot, null ); 49 ultimoRobot.precedenteRobot.prossimoRobot = ultimoRobot; 50 } 51 } 52 public void deleteRobot( String nome ) { 53 if ( vuota() ) 54 JOptionPane.showMessageDialog( main.frame, "Nessun robottino presente. Impossibile cancellarne uno", "Robottino v4.0 - Errore", JOptionPane.ERROR_MESSAGE ); 55 else { 56 Robot i = primoRobot; 57 for ( ; !i.nomeRobot.equals( nome ); i = i.prossimoRobot ) ; 58 if ( i.precedenteRobot != null ) 59 i.precedenteRobot.prossimoRobot = i.prossimoRobot; 60 else 61 primoRobot = i.prossimoRobot; 62 if ( i.prossimoRobot != null ) 63 i.prossimoRobot.precedenteRobot = i.precedenteRobot; 64 else 65 ultimoRobot = i.precedenteRobot; 66 } 67 } 68 public void printList() { 69 String lista = ""; 70 for ( Robot i = primoRobot; i != null; i = i.prossimoRobot ) 71 lista += i.getName() + " "; 72 JOptionPane.showMessageDialog( main.frame, lista, "Robottino v4.0 - Robottini Presenti", JOptionPane.PLAIN_MESSAGE ); 73 } 74 }