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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one
3    * or more contributor license agreements.  See the NOTICE file
4    * distributed with this work for additional information
5    * regarding copyright ownership.  The ASF licenses this file
6    * to you under the Apache License, Version 2.0 (the
7    * "License"); you may not use this file except in compliance
8    * with the License.  You may obtain a copy of the License at
9    *
10   *   http://www.apache.org/licenses/LICENSE-2.0
11   *
12   * Unless required by applicable law or agreed to in writing,
13   * software distributed under the License is distributed on an
14   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15   * KIND, either express or implied.  See the License for the
16   * specific language governing permissions and limitations
17   * under the License.
18   */
19  
20  package org.apache.myfaces.tobago.renderkit.html.scarborough.standard.tag;
21  
22  import org.apache.myfaces.tobago.component.RendererTypes;
23  import org.apache.myfaces.tobago.component.UITreeCommand;
24  import org.apache.myfaces.tobago.component.UITreeLabel;
25  import org.apache.myfaces.tobago.component.UITreeNode;
26  
27  import javax.faces.component.UIComponent;
28  import javax.faces.context.FacesContext;
29  import java.io.IOException;
30  
31  public class TreeMenuRenderer extends TreeRenderer {
32  
33    @Override
34    public void prepareRender(FacesContext facesContext, UIComponent component) throws IOException {
35      super.prepareRender(facesContext, component);
36  
37      setRendererTypeForCommandsAndNodes(component);
38    }
39  
40    protected void setRendererTypeForCommandsAndNodes(UIComponent component) {
41      for (UIComponent child : component.getChildren()) {
42        if (child instanceof UITreeNode) {
43          child.setRendererType(RendererTypes.TREE_MENU_NODE);
44        }
45        if (child instanceof UITreeCommand) {
46          child.setRendererType(RendererTypes.TREE_MENU_COMMAND);
47        }
48        if (child instanceof UITreeLabel) {
49          child.setRendererType(RendererTypes.TREE_MENU_LABEL);
50        }
51        setRendererTypeForCommandsAndNodes(child);
52      }
53    }
54  }