RtfJforCmd


1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one or more
3    * contributor license agreements.  See the NOTICE file distributed with
4    * this work for additional information regarding copyright ownership.
5    * The ASF licenses this file to You under the Apache License, Version 2.0
6    * (the "License"); you may not use this file except in compliance with
7    * the License.  You may obtain a copy of the License at
8    * 
9    *      http://www.apache.org/licenses/LICENSE-2.0
10   * 
11   * Unless required by applicable law or agreed to in writing, software
12   * distributed under the License is distributed on an "AS IS" BASIS,
13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   * See the License for the specific language governing permissions and
15   * limitations under the License.
16   */
17  
18  /* $Id: RtfJforCmd.java 426576 2006-07-28 15:44:37Z jeremias $ */
19  
20  package org.apache.fop.render.rtf.rtflib.rtfdoc;
21  
22  /*
23   * This file is part of the RTF library of the FOP project, which was originally
24   * created by Bertrand Delacretaz <bdelacretaz@codeconsult.ch> and by other
25   * contributors to the jfor project (www.jfor.org), who agreed to donate jfor to
26   * the FOP project.
27   */
28  
29  import java.io.Writer  ;
30  import java.util.Iterator  ;
31  import java.io.IOException  ;
32  
33  /**
34   * Process "jfor-cmd"
35   */
36  public class RtfJforCmd extends RtfContainer {
37  
38      private static final String   PARA_KEEP_ON = "para-keep:on";
39      private static final String   PARA_KEEP_OFF = "para-keep:off";
40  
41      private final RtfAttributes attrib;
42      private ParagraphKeeptogetherContext paragraphKeeptogetherContext;
43  
44  
45  
46      RtfJforCmd(RtfContainer parent, Writer   w, RtfAttributes attrs) throws IOException   {
47          super((RtfContainer)parent, w);
48          attrib = attrs;
49          paragraphKeeptogetherContext = ParagraphKeeptogetherContext.getInstance();
50      }
51  
52  
53      /**
54       *
55       * @return true (alway)
56       */
57      public boolean isEmpty() {
58          return true;
59      }
60  
61      /**
62       * Execute all jfor-cmd commands
63       * TODO: Consider creating one class for each jfor command.
64       */
65      public void process() {
66          for (Iterator   it = attrib.nameIterator(); it.hasNext();) {
67              final String   cmd = (String  )it.next();
68  
69              if (cmd.equals(PARA_KEEP_ON)) {
70                  ParagraphKeeptogetherContext.keepTogetherOpen();
71              } else if (cmd.equals(PARA_KEEP_OFF)) {
72                  ParagraphKeeptogetherContext.keepTogetherClose();
73              } else {
74  //                this.getRtfFile ().getLog ().logInfo
75  //                        ("JFOR-CMD ignored, command not recognised:"+cmd);
76              }
77  
78           }
79  
80  
81      }
82  
83  }
84
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