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1   /*
2    * Copyright 2002,2004 The Apache Software Foundation.
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 org.apache.commons.jelly.tags.swing;
17  
18  import org.apache.commons.jelly.JellyTagException;
19  
20  import java.awt.Component;
21  
22  /***
23   * An interface which represents a Tag which is capable of containing AWT Components.
24   * So tags such as ContainerTag and LayoutTagSupport implement this interface as they can have
25   * nested child component tags.</p>
26   *
27   * @author <a href="mailto:jstrachan@apache.org">James Strachan</a>
28   * @version $Revision: 155420 $
29   */
30  public interface ContainerTag {
31  
32      /***
33       * Adds a child component to this container with optional constraints.
34       * If the constraints are null they are ignored
35       */
36      public void addChild(Component component, Object constraints) throws JellyTagException;
37  }