TTYActionListener.java

/*                        TTYActionListener.java

  Copyright 2003, Bil Lewis

  This program is free software; you can redistribute it and/or modify
  it under the terms of the GNU General Public License as published by
  the Free Software Foundation; either version 2 of the License, or
  (at your option) any later version.
  
  This program is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  GNU General Public License for more details.
  
  You should have received a copy of the GNU General Public License
  along with this program; if not, write to the Free Software
  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA   
*/

package com.lambda.Debugger;


import java.io.*;
import java.util.*;
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import javax.swing.text.*;
import javax.swing.event.*;


class TTYActionListener implements ActionListener {

  JButton b0, b1, b2, b3, b4, b5, b6, b7, b8, b9;

  public TTYActionListener(){}

  public TTYActionListener(JButton b0,JButton b1,JButton b2,JButton b3) {
    this.b0=b0;		// First line in this fn
    this.b1=b1;		// previous line in this fn
    this.b2=b2;		// previous TS any fn
    this.b3=b3;		// next TS any fn
  }

  public void actionPerformed(ActionEvent event) {
    if (TimeStamp.empty()) {
      Debugger.message("No Time Stamps recorded. Is the target program debugified?", true);
      return;
    }


    if (event.getSource() == b0) {
      DebuggerCommand dc = new DebuggerCommand(this.getClass(), "first");
      dc.execute();
      return;
    }

    if (event.getSource() == b1) {
      DebuggerCommand dc = new DebuggerCommand(this.getClass(), "previous");
      dc.execute();
      return;
    }

    if (event.getSource() == b2) {
      DebuggerCommand dc = new DebuggerCommand(this.getClass(), "next");
      dc.execute();
      return;
    }

    if (event.getSource() == b3) {
      DebuggerCommand dc = new DebuggerCommand(this.getClass(), "last");
      dc.execute();
      return;
    }

  }






  public static void first() {
    TimeStamp ts = TTYPane.getFirst();
    if (ts == null)
      Debugger.message("There was no output in this program.", true);
    else
      Debugger.revert(ts);
  }

  public static void previous() {
    TimeStamp ts = TTYPane.getPrevious(TimeStamp.currentTime());
    if (ts == null)
      Debugger.message("There was no previous output in this program.", true);
    else
      Debugger.revert(ts);
  }

  public static void next() {
    TimeStamp ts = TTYPane.getNext(TimeStamp.currentTime());
    if (ts == null)
      Debugger.message("There was no more output in this program.", true);
    else
      Debugger.revert(ts);
  }

  public static void last() {
    TimeStamp  ts = TTYPane.getLast();
    if (ts == null)
      Debugger.message("There was no output in this program.", true);
    else
      Debugger.revert(ts);
  }

}