/* $Id: ActionAggregation.java 17865 2010-01-12 20:45:26Z linus $
 *****************************************************************************
 * Copyright (c) 2009 Contributors - see below
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *    bobtarling
 *****************************************************************************
 *
 * Some portions of this file was previously release using the BSD License:
 */

// Copyright (c) 1996-2006 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.uml.diagram.ui;

import java.awt.event.ActionEvent;
import java.util.Collection;
import java.util.Iterator;
import java.util.List;

import javax.swing.Action;

import org.argouml.i18n.Translator;
import org.argouml.model.Model;
import org.tigris.gef.base.Globals;
import org.tigris.gef.base.Selection;
import org.tigris.gef.presentation.Fig;
import org.argouml.ui.UndoableAction;

/**
 * Action to set the Aggregation kind.
 *
 */
public class ActionAggregation extends UndoableAction {
    private String str = "";
    private Object agg = null;


    ////////////////////////////////////////////////////////////////
    // static variables

    // aggregation
    private static UndoableAction srcAgg =
	new ActionAggregation(
	        Model.getAggregationKind().getAggregate(), "src");
    private static UndoableAction destAgg =
	new ActionAggregation(
	        Model.getAggregationKind().getAggregate(), "dest");

    private static UndoableAction srcAggComposite =
	new ActionAggregation(
	        Model.getAggregationKind().getComposite(), "src");
    private static UndoableAction destAggComposite =
	new ActionAggregation(
	        Model.getAggregationKind().getComposite(), "dest");

    private static UndoableAction srcAggNone =
	new ActionAggregation(Model.getAggregationKind().getNone(), "src");
    private static UndoableAction destAggNone =
	new ActionAggregation(
	        Model.getAggregationKind().getNone(), "dest");


    ////////////////////////////////////////////////////////////////
    // constructors

    /**
     * The constructor.
     * @param a the aggregation kind object
     * @param s "src" or "dest". Anything else is interpreted as "dest".
     */
    protected ActionAggregation(Object a, String s) {
        super(Translator.localize(Model.getFacade().getName(a)),
                null);
        // Set the tooltip string:
        putValue(Action.SHORT_DESCRIPTION, 
                Translator.localize(Model.getFacade().getName(a)));
	str = s;
	agg = a;
    }

    /*
     * @see java.awt.event.ActionListener#actionPerformed(java.awt.event.ActionEvent)
     */
    @Override
    public void actionPerformed(ActionEvent ae) {
    	super.actionPerformed(ae);
	List sels = Globals.curEditor().getSelectionManager().selections();
	if (sels.size() == 1) {
	    Selection sel = (Selection) sels.get(0);
	    Fig f = sel.getContent();
	    Object owner = ((FigEdgeModelElement) f).getOwner();
	    Collection ascEnds = Model.getFacade().getConnections(owner);
            Iterator iter = ascEnds.iterator();
	    Object ascEnd = null;
	    if (str.equals("src")) {
		ascEnd = iter.next();
            } else {
                while (iter.hasNext()) {
                    ascEnd = iter.next();
                }
            }
	    Model.getCoreHelper().setAggregation(ascEnd, agg);
	}
    }

    /*
     * @see org.tigris.gef.undo.UndoableAction#isEnabled()
     */
    @Override
    public boolean isEnabled() {
	return true;
    }


    /**
     * @return Returns the srcAgg.
     */
    public static UndoableAction getSrcAgg() {
        return srcAgg;
    }


    /**
     * @return Returns the destAgg.
     */
    public static UndoableAction getDestAgg() {
        return destAgg;
    }


    /**
     * @return Returns the srcAggComposite.
     */
    public static UndoableAction getSrcAggComposite() {
        return srcAggComposite;
    }


    /**
     * @return Returns the destAggComposite.
     */
    public static UndoableAction getDestAggComposite() {
        return destAggComposite;
    }


    /**
     * @return Returns the srcAggNone.
     */
    public static UndoableAction getSrcAggNone() {
        return srcAggNone;
    }


    /**
     * @return Returns the destAggNone.
     */
    public static UndoableAction getDestAggNone() {
        return destAggNone;
    }
} /* end class ActionSrcMultOneToMany */