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Java > Open Source Codes > com > buchuki > ensmer > input > event > semantic > ObjectListener


1 /*
2  * Copyright 2004 Dusty Phillips
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 package com.buchuki.ensmer.input.event.semantic;
17
18 import java.util.EventListener JavaDoc;
19
20 /**
21  * Listener for change in object selection.
22  *
23  * @author Dusty Phillips [dusty@buchuki.com]
24  */
25 public interface ObjectListener extends EventListener JavaDoc {
26     
27     /**
28      * Notify that an object state has changed. The event lists what happened to
29      * the object (whether it was added, removed, or destroyed). Note that
30      * a destroyed object is usually also removed, in which case two events
31      * would be fired.
32      *
33      * @param event the FocusEvent that was generated
34      */
35     public void objectStateChanged(ObjectEvent event);
36 }
37
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