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1
7
8 package org.dom4j.swing;
9
10 import java.util.Enumeration  ;
11
12 import javax.swing.tree.TreeNode ;
13
14 import org.dom4j.Node;
15
16
26 public class LeafTreeNode implements TreeNode {
27 protected static final Enumeration EMPTY_ENUMERATION = new Enumeration () {
28 public boolean hasMoreElements() {
29 return false;
30 }
31
32 public Object nextElement() {
33 return null;
34 }
35 };
36
37
38 private TreeNode parent;
39
40
41 protected Node xmlNode;
42
43 public LeafTreeNode() {
44 }
45
46 public LeafTreeNode(Node xmlNode) {
47 this.xmlNode = xmlNode;
48 }
49
50 public LeafTreeNode(TreeNode parent, Node xmlNode) {
51 this.parent = parent;
52 this.xmlNode = xmlNode;
53 }
54
55 public Enumeration children() {
58 return EMPTY_ENUMERATION;
59 }
60
61 public boolean getAllowsChildren() {
62 return false;
63 }
64
65 public TreeNode getChildAt(int childIndex) {
66 return null;
67 }
68
69 public int getChildCount() {
70 return 0;
71 }
72
73 public int getIndex(TreeNode node) {
74 return -1;
75 }
76
77 public TreeNode getParent() {
78 return parent;
79 }
80
81 public boolean isLeaf() {
82 return true;
83 }
84
85 public String toString() {
86 String text = xmlNode.getText();
88
89 return (text != null) ? text.trim() : "";
90 }
91
92
95
101 public void setParent(LeafTreeNode parent) {
102 this.parent = parent;
103 }
104
105 public Node getXmlNode() {
106 return xmlNode;
107 }
108 }
109
110
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