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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.facelets;
21  
22  import org.apache.myfaces.tobago.component.UIStyle;
23  import org.apache.myfaces.tobago.internal.util.StringUtils;
24  
25  import javax.faces.component.UIComponent;
26  import javax.faces.view.facelets.ComponentConfig;
27  import javax.faces.view.facelets.ComponentHandler;
28  import javax.faces.view.facelets.FaceletContext;
29  import javax.faces.view.facelets.FaceletHandler;
30  import javax.faces.view.facelets.TextHandler;
31  
32  public class StyleHandler extends ComponentHandler {
33  
34    public StyleHandler(final ComponentConfig config) {
35      super(config);
36    }
37  
38    public void onComponentCreated(final FaceletContext context, final UIComponent component, final UIComponent parent) {
39  
40      final FaceletHandler next = getComponentConfig().getNextHandler();
41      if (next instanceof TextHandler) {
42        final String style = ((TextHandler) next).getText(context);
43        if (StringUtils.isNotBlank(style)) {
44          ((UIStyle) component).setStyle(style);
45        }
46      }
47    }
48  
49    public void applyNextHandler(final FaceletContext ctx, final UIComponent c) {
50    }
51  }