/*
 * The contents of this file are subject to the Mozilla Public License
 * Version 1.1 (the "License");  you may not use this file except in 
 * compliance with the License.  You may obtain a copy of the License at
 * http://www.mozilla.org/MPL/
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License for
 * the specific language governing rights and limitations under the License.
 *
 * The Original Code is Protege-2000.
 *
 * The Initial Developer of the Original Code is Stanford University. Portions
 * created by Stanford University are Copyright (C) 2007.  All Rights Reserved.
 *
 * Protege was developed by Stanford Medical Informatics
 * (http://www.smi.stanford.edu) at the Stanford University School of Medicine
 * with support from the National Library of Medicine, the National Science
 * Foundation, and the Defense Advanced Research Projects Agency.  Current
 * information about Protege can be obtained at http://protege.stanford.edu.
 *
 */

package edu.stanford.smi.protege.event;

import edu.stanford.smi.protege.model.*;
import edu.stanford.smi.protege.util.*;

/**
 * Event generated when the knowledge base changes.  Note that this just covers instance creation/deletion.  Changes
 * to existing instances generate separate events.
 *
 * @author    Ray Fergerson <fergerson@smi.stanford.edu>
 */
public class KnowledgeBaseEvent extends AbstractEvent {
    private static final int BASE = 600;
    public static final int CLS_CREATED = BASE + 1;
    public static final int CLS_DELETED = BASE + 2;
    public static final int SLOT_CREATED = BASE + 3;
    public static final int SLOT_DELETED = BASE + 4;
    public static final int FACET_CREATED = BASE + 5;
    public static final int FACET_DELETED = BASE + 6;
    public static final int INSTANCE_CREATED = BASE + 7;
    public static final int INSTANCE_DELETED = BASE + 8;
    /*
     * @deprecated Use KnowledgeBaseEvent.FRAME_REPLACED instead.
     */
    @Deprecated
    public static final int FRAME_NAME_CHANGED = FrameEvent.NAME_CHANGED;
    public static final int FRAME_REPLACED = FrameEvent.REPLACE_FRAME;

    public static final int DEFAULT_CLS_METACLASS_CHANGED = BASE + 10;
    public static final int DEFAULT_SLOT_METACLASS_CHANGED = BASE + 11;
    public static final int DEFAULT_FACET_METACLASS_CHANGED = BASE + 12;

    public KnowledgeBaseEvent(KnowledgeBase kb, int type, Frame frame) {
        super(kb, type, frame);
    }

    public KnowledgeBaseEvent(KnowledgeBase kb, int type, Frame frame, Object arg2) {
        super(kb, type, frame, arg2);
    }

    public KnowledgeBaseEvent(KnowledgeBase kb, int type, Frame frame, Object arg2, Object arg3) {
        super(kb, type, frame, arg2, arg3);
    }

    public Cls getCls() {
        return (Cls) getArgument1();
    }

    public Facet getFacet() {
        return (Facet) getArgument1();
    }

    public Frame getFrame() {
        return (Frame) getArgument1();
    }

    public Cls getOldMetaCls() {
        return (Cls) getArgument2();
    }

    public String getOldName() {
        return (String) getArgument2();
    }

    public Slot getSlot() {
        return (Slot) getArgument1();
    }
    
    public Frame getNewFrame() {
        return (Frame) getArgument3();
    }

    public void localize(KnowledgeBase kb) {
        super.localize(kb);
        setSource(kb);
    }
}
