SubprocessEngineWindow.java

/* 
** Author(s): Miguel Calejo
** Contact:   interprolog@declarativa.com, http://www.declarativa.com
** Copyright (C) Declarativa, Portugal, 2000-2002
** Use and distribution, without any warranties, under the terms of the 
** GNU Library General Public License, readable in http://www.fsf.org/copyleft/lgpl.html
*/
package com.declarativa.interprolog.gui;
import com.declarativa.interprolog.*;

public class SubprocessEngineWindow extends ListenerWindow implements PrologOutputListener{
        
        public SubprocessEngineWindow(SubprocessEngine e){
                this(e,true);
                setTitle("SubprocessEngine listener");
        }
        public SubprocessEngineWindow(SubprocessEngine e,boolean autoDisplay){
                super(e,autoDisplay);
                ((SubprocessEngine)engine).addPrologOutputListener(this); // so we get output and prompt "events"
        }
        public void sendToProlog(){
                String goal = prologInput.getText();
                prologOutput.append(goal+"\n");
                ((SubprocessEngine)engine).sendAndFlushLn(goal);
                focusInput();
                addToHistory();
        }
        
        // PrologOutputListener method:
        public void print(String s){
                if (debug) System.out.println("print("+s+")");
                prologOutput.append(s);
                scrollToBottom();
        } 
        public static void main(String[] args){
                commonMain(args);
                new SubprocessEngineWindow(new SubprocessEngine(prologStartCommand,debug));
               
        }

}

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