View Javadoc
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.Attributes;
23  
24  import javax.faces.component.UIComponent;
25  import javax.faces.view.facelets.FaceletContext;
26  import javax.faces.view.facelets.TagAttribute;
27  import javax.faces.view.facelets.TagConfig;
28  import javax.faces.view.facelets.TagHandler;
29  import java.io.IOException;
30  import java.util.Map;
31  
32  /**
33   * @deprecated since 3.0.0
34   */
35  @Deprecated
36  public class GridLayoutConstraintHandler extends TagHandler {
37  
38    private final TagAttribute columnSpan;
39    private final TagAttribute rowSpan;
40  
41    public GridLayoutConstraintHandler(final TagConfig config) {
42      super(config);
43      columnSpan = getAttribute(Attributes.columnSpan.getName());
44      rowSpan = getAttribute(Attributes.rowSpan.getName());
45    }
46  
47    @Override
48    public void apply(final FaceletContext faceletContext, UIComponent parent) throws IOException {
49      final Map<String, Object> attributes = parent.getAttributes();
50  
51      if (columnSpan != null) {
52        if (columnSpan.isLiteral()) {
53          attributes.put(Attributes.columnSpan.getName(), Integer.valueOf(columnSpan.getValue()));
54        } else {
55          parent.setValueExpression(Attributes.columnSpan.getName(),
56              columnSpan.getValueExpression(faceletContext, Integer.TYPE));
57        }
58      }
59  
60      if (rowSpan != null) {
61        if (rowSpan.isLiteral()) {
62          attributes.put(Attributes.rowSpan.getName(), Integer.valueOf(rowSpan.getValue()));
63        } else {
64          parent.setValueExpression(Attributes.rowSpan.getName(),
65              rowSpan.getValueExpression(faceletContext, Integer.TYPE));
66        }
67      }
68    }
69  }