/*
 *                 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 1997-2003 Sun
 * Microsystems, Inc. All Rights Reserved.
 */


package org.netbeans.core.windows.view;


/**
 * Class which describes request sent to View from Central
 * to process GUI update accordingly to it.
 *
 * @author  Peter Zavadsky
 */
public class ViewEvent {

    /** To distinguish between individual mode or top components. */
    private final Object source;

    private final int type;
    
    private final Object oldValue;
    
    private final Object newValue;
    
    
    /** Creates a new instance of ChangeInfo */
    public ViewEvent(Object source, int type, Object oldValue, Object newValue) {
        this.source   = source;
        this.type     = type;
        this.oldValue = oldValue;
        this.newValue = newValue;
    }

    public Object getSource() {
        return source;
    }
    
    public int getType() {
        return type;
    }
    
    public Object getOldValue() {
        return oldValue;
    }
    
    public Object getNewValue() {
        return newValue;
    }
    
    /**
     * overriden for debugging reasons..
     */
    public String toString() {
        StringBuffer buf = new StringBuffer(100);
        buf.append("ViewEvent:"); //NOI18N
        String typeStr = "Unknown"; //NOI18N
        switch (type) {
            case View.CHANGE_ACTIVE_MODE_CHANGED : typeStr = "CHANGE_ACTIVE_MODE_CHANGED"; break; //NOI18N
            case View.CHANGE_DND_PERFORMED : typeStr = "CHANGE_DND_PERFORMED"; break; //NOI18N
            case View.CHANGE_EDITOR_AREA_BOUNDS_CHANGED : typeStr = "CHANGE_EDITOR_AREA_BOUNDS_CHANGED"; break; //NOI18N
            case View.CHANGE_EDITOR_AREA_CONSTRAINTS_CHANGED : typeStr = ".CHANGE_EDITOR_AREA_CONSTRAINTS_CHANGED"; break; //NOI18N
            case View.CHANGE_EDITOR_AREA_FRAME_STATE_CHANGED : typeStr = "CHANGE_EDITOR_AREA_FRAME_STATE_CHANGED"; break; //NOI18N
            case View.CHANGE_EDITOR_AREA_STATE_CHANGED : typeStr = "CHANGE_EDITOR_AREA_STATE_CHANGED"; break; //NOI18N
            case View.CHANGE_MAIN_WINDOW_BOUNDS_JOINED_CHANGED : typeStr = "CHANGE_MAIN_WINDOW_BOUNDS_JOINED_CHANGED"; break; //NOI18N
            case View.CHANGE_MAIN_WINDOW_BOUNDS_SEPARATED_CHANGED : typeStr = "CHANGE_MAIN_WINDOW_BOUNDS_SEPARATED_CHANGED"; break; //NOI18N
            case View.CHANGE_MAIN_WINDOW_FRAME_STATE_JOINED_CHANGED : typeStr = "CHANGE_MAIN_WINDOW_FRAME_STATE_JOINED_CHANGED"; break; //NOI18N
            case View.CHANGE_MAIN_WINDOW_FRAME_STATE_SEPARATED_CHANGED : typeStr = "CHANGE_MAIN_WINDOW_FRAME_STATE_SEPARATED_CHANGED"; break; //NOI18N
            case View.CHANGE_MAXIMIZED_MODE_CHANGED : typeStr = "CHANGE_MAXIMIZED_MODE_CHANGED"; break; //NOI18N
            case View.CHANGE_MODE_ADDED : typeStr = "CHANGE_MODE_ADDED"; break; //NOI18N
            case View.CHANGE_MODE_CLOSED : typeStr = "CHANGE_MODE_CLOSED"; break; //NOI18N
            case View.CHANGE_MODE_BOUNDS_CHANGED : typeStr = "CHANGE_MODE_BOUNDS_CHANGED"; break; //NOI18N
            case View.CHANGE_MODE_CONSTRAINTS_CHANGED : typeStr = "CHANGE_MODE_CONSTRAINTS_CHANGED"; break; //NOI18N
            case View.CHANGE_MODE_FRAME_STATE_CHANGED : typeStr = "CHANGE_MODE_FRAME_STATE_CHANGED"; break; //NOI18N
            case View.CHANGE_MODE_REMOVED : typeStr = "CHANGE_MODE_REMOVED"; break; //NOI18N
            case View.CHANGE_MODE_SELECTED_TOPCOMPONENT_CHANGED : typeStr = "CHANGE_MODE_SELECTED_TOPCOMPONENT_CHANGED"; break; //NOI18N
            case View.CHANGE_MODE_TOPCOMPONENT_ADDED : typeStr = "CHANGE_MODE_TOPCOMPONENT_ADDED"; break; //NOI18N
            case View.CHANGE_MODE_TOPCOMPONENT_REMOVED : typeStr = "CHANGE_MODE_TOPCOMPONENT_REMOVED"; break; //NOI18N
            case View.CHANGE_PROJECT_NAME : typeStr = "CHANGE_PROJECT_NAME"; break; //NOI18N
            case View.CHANGE_TOOLBAR_CONFIGURATION_CHANGED : typeStr = "CHANGE_TOOLBAR_CONFIGURATION_CHANGED"; break; //NOI18N
            case View.CHANGE_TOPCOMPONENT_ACTIVATED : typeStr = "CHANGE_TOPCOMPONENT_ACTIVATED"; break; //NOI18N
            case View.CHANGE_TOPCOMPONENT_ARRAY_ADDED : typeStr = "CHANGE_TOPCOMPONENT_ARRAY_ADDED"; break; //NOI18N
            case View.CHANGE_TOPCOMPONENT_ARRAY_REMOVED : typeStr = "CHANGE_TOPCOMPONENT_ARRAY_REMOVED"; break; //NOI18N
            case View.CHANGE_TOPCOMPONENT_ATTACHED : typeStr = "CHANGE_TOPCOMPONENT_ATTACHED"; break; //NOI18N
            case View.CHANGE_TOPCOMPONENT_DISPLAY_NAME_ANNOTATION_CHANGED : typeStr = "CHANGE_TOPCOMPONENT_DISPLAY_NAME_ANNOTATION_CHANGED"; break; //NOI18N
            case View.CHANGE_TOPCOMPONENT_DISPLAY_NAME_CHANGED : typeStr = "CHANGE_TOPCOMPONENT_DISPLAY_NAME_CHANGED"; break; //NOI18N
            case View.CHANGE_TOPCOMPONENT_ICON_CHANGED : typeStr = "CHANGE_TOPCOMPONENT_ICON_CHANGED"; break; //NOI18N
            case View.CHANGE_TOPCOMPONENT_TOOLTIP_CHANGED : typeStr = "CHANGE_TOPCOMPONENT_TOOLTIP_CHANGED"; break; //NOI18N
            case View.CHANGE_UI_UPDATE : typeStr = "CHANGE_UI_UPDATE"; break; //NOI18N
            case View.CHANGE_VISIBILITY_CHANGED : typeStr = "CHANGE_VISIBILITY_CHANGED"; break; //NOI18N
        }
        buf.append(typeStr);
        buf.append("\nnewValue="); //NOI18N
        buf.append(newValue);
        buf.append("\noldValue="); //NOI18N
        buf.append(oldValue);
        return buf.toString();
    }
    
}