/*
 *                 Sun Public License Notice
 *
 * The contents of this file are subject to the Sun Public License
 * Version 1.0 (the "License"). You may not use this file except in
 * compliance with the License. A copy of the License is available at
 * http://www.sun.com/
 *
 * The Original Code is NetBeans. The Initial Developer of the Original
 * Code is Sun Microsystems, Inc. Portions Copyright 1997-2000 Sun
 * Microsystems, Inc. All Rights Reserved.
 */



package org.netbeans.modules.javacvs.customizers;

import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
import java.beans.PropertyChangeSupport;

import org.netbeans.modules.javacvs.commands.FileSystemCommand;
import org.netbeans.modules.javacvs.CvsCommand;
import org.netbeans.modules.javacvs.commands.FileSystemCommandImpl;
import org.netbeans.modules.javacvs.commands.FsGlobalOptionsImpl;
import org.netbeans.modules.javacvs.FsGlobalOptions;


/** 
 * @author mkleint
 */
public class CustomizerPropChangeSupport  {
    
    public static final String PROPERTY_CVS_COMMAND_LINE = "Command_line_Equivalent"; //NOI18N
    public static final String PROPERTY_GLOBAL_COMMAND_LINE = "Global_Command_line_Equivalent"; //NOI18N
    
    private PropertyChangeSupport changeSupport = new PropertyChangeSupport(this);
    private java.beans.Customizer custom;
    private FileSystemCommand outerClass = null;
    private String oldVal = null;
    
    
    /** Creates new AbstractWizardPanel */
    public CustomizerPropChangeSupport(java.beans.Customizer custom) {
        this.custom = custom;
        
    }
    
    
    public void addPropertyChangeListener(PropertyChangeListener listener) {
        changeSupport.addPropertyChangeListener(listener);
    }

    public void removePropertyChangeListener(java.beans.PropertyChangeListener listener) {
        changeSupport.removePropertyChangeListener(listener);
    }
  
    public void firePropertyChange(CvsCommand command) {
        if (command instanceof FileSystemCommandImpl) {
            FileSystemCommand outerClass = ((FileSystemCommandImpl)command).getOuterClassInstance();
            String newVal = outerClass.getCVSCommand();
            if (oldVal == null) {
                oldVal = ""; //NOI18N
            }
            firePropertyChange(PROPERTY_CVS_COMMAND_LINE, oldVal, newVal);
            oldVal = newVal;
        }
    }
    
    public void firePropertyChange(FsGlobalOptions global) {
        if (global instanceof FsGlobalOptionsImpl) {
            FsGlobalOptionsImpl gl = ((FsGlobalOptionsImpl)global);
            String newVal =  gl.getCVSArguments();
            if (oldVal == null) {
                oldVal = ""; //NOI18N
            }
            firePropertyChange(PROPERTY_GLOBAL_COMMAND_LINE, oldVal, newVal);
            oldVal = newVal;
        }
    }
  
    public void firePropertyChange(String str, Object obj, Object obj2) {
        PropertyChangeEvent event = new PropertyChangeEvent(custom, str , obj, obj2);
        changeSupport.firePropertyChange(event);
    }
}