001 /* 002 * Copyright 2005 Stephen McConnell 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); 005 * you may not use this file except in compliance with the License. 006 * You may obtain a copy of the License at 007 * 008 * http://www.apache.org/licenses/LICENSE-2.0 009 * 010 * Unless required by applicable law or agreed to in writing, software 011 * distributed under the License is distributed on an "AS IS" BASIS, 012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or 013 * implied. 014 * 015 * See the License for the specific language governing permissions and 016 * limitations under the License. 017 */ 018 019 package net.dpml.transit.model; 020 021 import java.util.EventListener; 022 import java.rmi.Remote; 023 import java.rmi.RemoteException; 024 025 /** 026 * Interface implemented by objects that are interested in changes 027 * to a layout registry. 028 * 029 * @author <a href="http://www.dpml.net">Digital Product Meta Library</a> 030 * @version 1.0.1 031 */ 032 public interface LayoutRegistryListener extends EventListener, Remote 033 { 034 /** 035 * Notify all listeners of the addition of a layout model. 036 * @param event the layout event 037 * @exception RemoteException if a remote exception occurs 038 */ 039 void layoutAdded( LayoutRegistryEvent event ) throws RemoteException; 040 041 /** 042 * Notify all listeners of the removal of a layout model. 043 * @param event the layout event 044 * @exception RemoteException if a remote exception occurs 045 */ 046 void layoutRemoved( LayoutRegistryEvent event ) throws RemoteException; 047 048 }