1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
| import javax.swing.*;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.io.*;
import java.util.Enumeration;
import javax.swing.event.*;
import javax.swing.tree.DefaultMutableTreeNode;
import javax.swing.tree.DefaultTreeModel;
import javax.swing.tree.TreeNode;
import javax.swing.tree.TreePath;
public class Tree extends JFrame implements TreeSelectionListener {
private JTree arbre;
private JToolBar barre = new JToolBar();
private JTextField jtf = new JTextField("");
private JButton bouton= new JButton("Search");
public Tree() {
super("DDSM");
bouton.addActionListener(new BoutonListener());
Font police = new Font("Arial", Font.BOLD, 14);
jtf.setFont(police);
jtf.setPreferredSize(new Dimension(150, 30));
jtf.setForeground(Color.BLUE);
jtf.setPreferredSize(new Dimension(150, 30));
jtf.setEditable( true );
barre.add(jtf);
barre.add(bouton);
construireArbre();
add(barre, BorderLayout.SOUTH);
add(new JScrollPane(arbre), BorderLayout.WEST);
setSize(540, 300);
setDefaultCloseOperation(EXIT_ON_CLOSE);
setVisible(true);
}
class BoutonListener implements ActionListener{
String word;
public void actionPerformed(ActionEvent e) {
if(e.getSource() == bouton)
{
word=jtf.getText();
String[] split = word.split("");
for (int i = 0; i < split.length; i++) {
word= split[i];
}
findByName(arbre,split);
}
}
}
public static void main(String[] args) {
new Tree();
}
private void construireArbre() {
DefaultMutableTreeNode root = new DefaultMutableTreeNode("DDSM");
String[] volums = DDsm.getVolums();
for (int i = 0; i < volums.length; i++) {
DefaultMutableTreeNode volume = new DefaultMutableTreeNode(volums[i],true);
// creation des noeuds case
String[] cases = DDsm.getCases(volums[i]);
for (int j = 0; j < cases.length; j++) {
DefaultMutableTreeNode ccase = new DefaultMutableTreeNode(cases[j],true);
// creation des noeuds fichier
String[] files = DDsm.getFiles(volums[i], cases[j]);
for (int k = 0; k < files.length; k++) {
ccase.add(new DefaultMutableTreeNode(files[k],false));
}
volume.add(ccase);
}
root.add(volume);
}
DefaultTreeModel treeModel = new DefaultTreeModel(root);
arbre = new JTree(root,true);
arbre.setPreferredSize(new Dimension(300, 1000));
arbre.addTreeSelectionListener(this);
arbre.setEditable(true);
}
public TreePath findByName(JTree tree, String[] names) {
TreeNode root = (TreeNode) tree.getModel().getRoot();
return find(new TreePath(root), names, 0, true);
}
private TreePath find(TreePath parent, Object[] nodes, int depth, boolean byName) {
TreeNode node = (TreeNode) parent.getLastPathComponent();
Object o = node;
if(o == null) return null;
// If by name, convert node to a string
if (byName)
o = o.toString();
// If equal, go down the branch
if (o.equals(nodes[depth])) {
// If at end, return match
if (depth == nodes.length - 1)
return parent;
// Traverse children
if (node.getChildCount() >= 0)
for (Enumeration e = node.children(); e.hasMoreElements(); ) {
TreeNode n = (TreeNode) e.nextElement();
TreePath path = parent.pathByAddingChild(n);
TreePath result = find(path, nodes, depth + 1, byName);
// Found a match
if (result != null)
return result;
}
}
// No match at this branch
return null;
}
@Override
public void valueChanged(TreeSelectionEvent arg0) {
// TODO Auto-generated method stub
}
} |
