// $Id: ActionGoToEdit.java,v 1.6 2004/08/20 21:06:59 mvw Exp $
// Copyright (c) 1996-99 The Regents of the University of California. All
// Rights Reserved. Permission to use, copy, modify, and distribute this
// software and its documentation without fee, and without a written
// agreement is hereby granted, provided that the above copyright notice
// and this paragraph appear in all copies.  This software program and
// documentation are copyrighted by The Regents of the University of
// California. The software program and documentation are supplied "AS
// IS", without any accompanying services from The Regents. The Regents
// does not warrant that the operation of the program will be
// uninterrupted or error-free. The end-user understands that the program
// was developed for research purposes and is advised not to rely
// exclusively on the program for any reason.  IN NO EVENT SHALL THE
// UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR DIRECT, INDIRECT,
// SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, INCLUDING LOST PROFITS,
// ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF
// THE UNIVERSITY OF CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF
// SUCH DAMAGE. THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY
// WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE
// PROVIDED HEREUNDER IS ON AN "AS IS" BASIS, AND THE UNIVERSITY OF
// CALIFORNIA HAS NO OBLIGATIONS TO PROVIDE MAINTENANCE, SUPPORT,
// UPDATES, ENHANCEMENTS, OR MODIFICATIONS.

package org.argouml.ui;

import java.awt.event.ActionEvent;

import org.argouml.kernel.Project;
import org.argouml.kernel.ProjectManager;
import org.argouml.uml.ui.UMLAction;

/**
 * Action to select the editor pane and shows it.
 *
 */
public class ActionGoToEdit extends UMLAction {

    ////////////////////////////////////////////////////////////////
    // instance variables
    private String tabName;

    /**
     * Constructor.
     *
     * @param name The name of the tab.
     */
    public ActionGoToEdit(String name) {
	super(name, NO_ICON);
	tabName = name;
    }

    /**
     * @see org.argouml.uml.ui.UMLAction#shouldBeEnabled()
     */
    public boolean shouldBeEnabled() {
	ProjectBrowser pb = ProjectBrowser.getInstance();
	Project p = ProjectManager.getManager().getCurrentProject();
	if (!super.shouldBeEnabled() || p == null) return false;
	MultiEditorPane mep = pb.getEditorPane();
	return mep.getIndexOfNamedTab(tabName) != -1;
    }

    /**
     * @see java.awt.event.ActionListener#actionPerformed(java.awt.event.ActionEvent)
     */
    public void actionPerformed(ActionEvent ae) {
	ProjectBrowser pb = ProjectBrowser.getInstance();
	MultiEditorPane mep = pb.getEditorPane();
	mep.selectTabNamed(tabName);
    }

} /* end class ActionGoToEdit */