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Java > Open Source Codes > org > apache > fop > layoutmgr > UnresolvedListElement


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: UnresolvedListElement.java 426576 2006-07-28 15:44:37Z jeremias $ */
19
20 package org.apache.fop.layoutmgr;
21
22 /**
23  * This class represents an unresolved list element.
24  */
25 public abstract class UnresolvedListElement extends ListElement {
26
27     /**
28      * Main constructor
29      * @param position the Position instance needed by the addAreas stage of the LMs.
30      */
31     public UnresolvedListElement(Position position) {
32         super(position);
33     }
34     
35     /** @return true if the element is conditional (conditionality="discard") */
36     public abstract boolean isConditional();
37     
38     /** @return the layout manager that created this ListElement */
39     protected LayoutManager getOriginatingLayoutManager() {
40         Position pos = getPosition();
41         while (pos instanceof NonLeafPosition && pos.getPosition() != null) {
42             pos = pos.getPosition();
43         }
44         return pos.getLM();
45     }
46     
47 }
48
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