terminalwindow.java

ErGo是一个很早的Java通用围棋服务器(IGS/NNGS)客户端程序。有全部源码和文档

      gbc.weightx = 1.0;
      gbc.weighty = 1.0;
      gbc.anchor = GridBagConstraints.WEST;

      i.top = marg;
      i.right = 0;
      makeIt(p1, gbl, gbc, new Label("Domain name:"));

      i.right = marg;
      i.left = midh;
      gbc.gridwidth = GridBagConstraints.REMAINDER;
      makeIt(p1, gbl, gbc, domain);

      gbc.gridwidth = 1;
      i.top = midv;
      i.left = marg;
      i.bottom = 2;
      i.right = 0;
      makeIt(p1, gbl, gbc, new Label("Nickname:"));

      i.right = marg;
      i.left = midh;
      gbc.gridwidth = GridBagConstraints.REMAINDER;
      makeIt(p1, gbl, gbc, nickname);

      gbc.gridwidth = 1;
      i.top = midv;
      i.left = marg;
      i.bottom = 2;
      i.right = 0;
      makeIt(p1, gbl, gbc, new Label("Type of server:"));

      i.right = marg;
      i.left = midh;
      gbc.gridwidth = GridBagConstraints.REMAINDER;
      makeIt(p1, gbl, gbc, type);

      gbc.gridwidth = 1;
      i.top = midv;
      i.left = marg;
      i.bottom = marg;
      i.right = 0;
      makeIt(p1, gbl, gbc, new Label("Port number:"));

      i.right = marg;
      i.left = midh;
      gbc.gridwidth = GridBagConstraints.REMAINDER;
      makeIt(p1, gbl, gbc, port);

      add("Center", p1);

      Panel p3 = new Panel();
      p3.setLayout(new FlowLayout(FlowLayout.RIGHT));
      p3.add(savep);
      p3.add(okButton);
      p3.add(cancelButton);

      add("South", p3);

      //Initialize this dialog to its preferred size.
      if (Util.isWindows())
	setSize(250, 125);
      else
	pack();
    }

    public void itemStateChanged (ItemEvent e) {
      String item = (String) e.getItem();
      if ("NNGS".equals(item))
	port.setText("9696");
      else if ("IGS".equals(item))
	port.setText("6969");
    }

    // GridBagLayout utility function, perhaps move to some global utility class.
    // And give it a reasonable name.
    void makeIt (Container co, GridBagLayout gbl, GridBagConstraints gbc,
		 Component c) {
      gbl.setConstraints(c, gbc);
      co.add(c);
    }

    public void actionPerformed (ActionEvent event) {
      Object source = event.getSource();
      int dlen = domain.getText().trim().length();

      if (source == cancelButton) {
	close();
      }
      else if (source == okButton) {
	if (dlen == 0) {
	  String[] msg = {"You must enter a domain name."};
	  new InformDialog(TerminalWindow.this, "Error",
			   ColumnLayout.LEFT, msg).open();
	}
	else {
	  String dname = domain.getText().trim();
	  String stype = type.getSelectedItem();
	  String pstring = port.getText().trim();
	  int pnum = 9696;
	  String nname = nickname.getText().trim();
	  // deal with unspecified inputs
	  if ("".equals(nname)) {
	    int i = dname.indexOf(".");
	    if (i != -1)
	      nname = dname.substring(0, i);
	  }
	  try {
	    pnum = Integer.parseInt(pstring);
	  } catch (NumberFormatException ex) {}
	  GoServer gs = new GoServer(dname, pnum, nname, stype);
	  goConnectSubmenu.add(new GoServerMenuItem(gs));
	  if (savep.getState()) {
	    // Add the new server to the options so it gets saved in init file.
	    try {
	      int nservers = opser.getOptionSize(serverString);
	      opser.updateOption(serverString, nservers, gs);
	    } catch (ErgoException e) {
	      displayString(">>> Ergo: New server will not be saved in init file: " 
			    + e);
	    }
	  }
	  close();
	}
      }
    }

  }	 // end inner class NewServerDialog

  class ObserveDialog extends ErgoDialog implements ActionListener {
    TextField gameNumber = new TextField(4);
    Button observeButton = new Button(" Observe ");
    Button cancelButton = new Button("  Cancel  ");
    ServerConnection conn;

    ObserveDialog (TerminalWindow window, ServerConnection conn) {
      super(window, "Observe Game", true);
      this.conn = conn;

      observeButton.addActionListener(this);
      cancelButton.addActionListener(this);
      gameNumber.addActionListener(this);

      Panel p1 = new Panel();
      Label label = new Label("Enter Game number:");
      p1.add(label);
      p1.add(gameNumber);
      add("Center", p1);

      Panel p2 = new Panel();
      p2.setLayout(new FlowLayout(FlowLayout.RIGHT));
      p2.add(observeButton);
      p2.add(cancelButton);
      add("South", p2);

      //Initialize this dialog to its preferred size.
      if (Util.isWindows())
	setSize(250, 100);		// Pack doesn't work in Java for Windows?
      else
	pack();
    }

    public void actionPerformed (ActionEvent e) {
      if (e.getSource() == observeButton || e.getSource() == gameNumber)
	conn.send("observe " + gameNumber.getText());
      close();
    }

  }  // end inner class ObserveDialog

  class AboutDialog extends ErgoDialog implements ActionListener {
    private Button okButton = new Button("  OK  ");

    AboutDialog (Frame frame, String title) {
      super(frame, title, true);	// modal
      okButton.addActionListener(this);

      Panel c = new Panel();
      ColumnLayout cl = new ColumnLayout(ColumnLayout.LEFT, 0, 10, false);
      c.setLayout(cl);  // vspace, margin

      // +++ Should put an image to the left of the version.

      Label version = new Label("Ergo " + Ergo.version());
      version.setFont(new Font("sansserif", Font.PLAIN, 18));
      c.add(version, cl.makeConstraint(ColumnLayout.CENTER, 0, false));

      c.add(new Label(""), null);
      c.add(new Label("Carl Gay  ([e-mail])"), null);
      c.add(new Label("Antranig Basman"), null);
      c.add(new Label(""), null);
      c.add(new Label("See http://www.thecia.net/users/sigue/ergo/ for documentation."));
      add("North", c);

      Panel p = new Panel();
      p.add(okButton);
      add("South", p);
    }

    public void actionPerformed (ActionEvent e) {
      close();
    }
  } // end inner class AboutDialog

  /**
   * For entering all the parameters for a local game.
   */
  class LocalGameDialog extends ErgoDialog implements ActionListener {
    private boolean done = false;
    TerminalWindow window;

    private Panel topPanel = new Panel();
    private Panel bottomPanel = new Panel();

    TextField whiteName = new TextField("White", 15);
    TextField blackName = new TextField("Black", 15);
    TextField komi = new TextField("5.5", 5);
    TextField time = new TextField("15", 5);
    TextField byotime = new TextField("15", 5);
    TextField size = new TextField("19", 5);
    Button doneButton = new Button("Done");
    Button cancelButton = new Button("Cancel");
    Choice timingChooser = new Choice();


    LocalGameDialog (TerminalWindow window) {
      super(window, "Local Game", true);
      this.window = window;

      doneButton.addActionListener(this);
      cancelButton.addActionListener(this);

      timingChooser.addItem("timed");
      timingChooser.addItem("untimed");

      GridBagLayout gridbag = new GridBagLayout();
      GridBagConstraints c = new GridBagConstraints();
      Label label;
      topPanel.setLayout(gridbag);

      // White player row
      label = new Label("White Player Name:");
      c.gridwidth = 2;
      c.gridx = 0;
      c.gridy = 0;
      gridbag.setConstraints(label, c);
      topPanel.add(label);
      c.gridx = 2;
      gridbag.setConstraints(whiteName, c);
      topPanel.add(whiteName);

      // Black player row
      label = new Label("Black Player Name:");
      c.gridx = 0;
      c.gridy = 1;
      gridbag.setConstraints(label, c);
      topPanel.add(label);
      c.gridx = 2;
      gridbag.setConstraints(blackName, c);
      topPanel.add(blackName);

      // Game size row
      label = new Label("Game Size:");
      c.anchor = GridBagConstraints.EAST;
      c.gridwidth = 1;
      c.gridx = 0;
      c.gridy = 2;
      gridbag.setConstraints(label, c);
      topPanel.add(label);
      c.anchor = GridBagConstraints.CENTER;
      c.gridx = 1;
      gridbag.setConstraints(size, c);
      topPanel.add(size);

      // Komi row
      label = new Label("Komi:");
      c.anchor = GridBagConstraints.EAST;
      c.gridx = 0;
      c.gridy = 3;
      gridbag.setConstraints(label, c);
      topPanel.add(label);
      c.anchor = GridBagConstraints.CENTER;
      c.gridx = 1;
      gridbag.setConstraints(komi, c);
      topPanel.add(komi);

      // Game type row
      label = new Label("Game will be");
      c.anchor = GridBagConstraints.EAST;
      c.gridwidth = 1;
      c.gridx = 0;
      c.gridy = 4;
      gridbag.setConstraints(label, c);
      topPanel.add(label);
      c.anchor = GridBagConstraints.WEST;
      c.gridx = 1;
      gridbag.setConstraints(timingChooser, c);
      topPanel.add(timingChooser);

      // initial time limit row
      label = new Label("Initial time limit:");
      c.gridwidth = 2;
      c.gridx = 1;
      c.gridy = 5;
      gridbag.setConstraints(label, c);
      topPanel.add(label);
      c.gridx = 3;
      gridbag.setConstraints(time, c);
      topPanel.add(time);

      // Byo-yomi time row
      label = new Label("Byo-yomi time:");
      c.gridx = 1;
      c.gridy = 6;
      gridbag.setConstraints(label, c);
      topPanel.add(label);
      c.gridx = 3;
      gridbag.setConstraints(byotime, c);
      topPanel.add(byotime);

      add("North", topPanel);

      // Set up the bottom panel (Done and Cancel buttons).
      bottomPanel.setLayout(new FlowLayout(FlowLayout.RIGHT));
      bottomPanel.add(doneButton);
      bottomPanel.add(cancelButton);
      add("South", bottomPanel);

      //Initialize this dialog to its preferred size.
      if (Util.isWindows())
	setSize(400, 220);		// pack() doesn't work in Java for Windows?
      else                        // Nor in OS/2 AMB.
	pack();
    }

    public String whiteName () {
      String wname = whiteName.getText();
      if (wname.equals(""))
	wname = "White";
      return wname;
    }

    public String blackName () {
      String bname = blackName.getText();
      if (bname.equals(""))
	bname = "Black";
      return bname;
    }

    public double komi () {
      String s = komi.getText();
      try {
	return new Double(s).doubleValue(); }
      catch (NumberFormatException e) {
	return 5.5; }
    }

    public int gameSize () {
      String s = size.getText().trim();
      try {
	return Integer.parseInt(s);
      } catch (NumberFormatException nfe) {}
      return -1;
    }

    public boolean isTimed () {
      return timingChooser.getSelectedItem().equalsIgnoreCase("timed");
    }

    public int initialTimeLimit () {
      try {
	return Integer.parseInt(time.getText()); }
      catch (NumberFormatException e) {
	return 15; }
    }

    public int byoTime () {
      try {
	return Integer.parseInt(byotime.getText()); }
      catch (NumberFormatException e) {
	return 15; }
    }

    public void actionPerformed (ActionEvent event) {
      String cmd = event.getActionCommand();
      done = true;
      close();
      if ("done".equalsIgnoreCase(cmd)) {
	try {
	  GameWindow gwin = new GameWindow(gameSize(), whiteName(), null,
					   blackName(), null, komi(), window);
	  window.addGameWindow(gwin);
	}
	catch (ErgoException e) {
	  Debug.backtrace(e);
	}
      }
    }

  } // end class LocalGameDialog

} // end class TerminalWindow