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
|
// ---------------------------------------------
// --- Name: Easy DHTML Treeview --
// --- Author: D.D. de Kerf --
// --- Adapted: Dieter Hametner --
// --- Version: 0.2 Date: 13-6-2001 --
// ---------------------------------------------
function findSibling(node, name)
{
while ((node.nextSibling.nodeType != Node.ELEMENT_NODE)
|| (node.nextSibling.nodeName != name)) {
node = node.nextSibling;
}
if (node.nextSibling.nodeName == name)
return node.nextSibling;
return null;
}
function findChildNode(node, className)
{
for (idx = 0; idx < node.childNodes.length; idx++) {
n = node.childNodes.item(idx);
if (n.nodeType == Node.ELEMENT_NODE) {
attr = n.getAttributeNode("class");
if ((attr != null) && (attr.nodeValue == className)) {
return n;
}
}
}
return null;
}
function findImageNode(node, className)
{
for (idx = 0; idx < node.childNodes.length; idx++) {
n = node.childNodes.item(idx);
if ((n.nodeType == Node.ELEMENT_NODE) && (n.nodeName == "IMG")) {
attr = n.getAttributeNode("class");
if ((attr != null) && (attr.nodeValue == className)) {
return n;
}
}
}
return null;
}
function setImages(node, expand, folder)
{
// Change the image (if there is an image)
if (node.childNodes.length > 0)
{
expandNode = findImageNode(node, "recording_expander");
if (expandNode != null)
expandNode.src = expand;
folderNode = findImageNode(node, "recording_folder");
if (folderNode != null)
folderNode.src = folder;
}
}
function Toggle(node)
{
// Unfold the branch if it isn't visible
sibling = findSibling(node, "UL");
if (sibling == null)
return;
imgChild = findChildNode(node, "recording_imgs");
if (sibling.style.display == 'none')
{
if (imgChild != null)
setImages(imgChild, "img/minus.png", "img/folder_open.png");
sibling.style.display = 'block';
}
// Collapse the branch if it IS visible
else
{
if (imgChild != null)
setImages(imgChild, "img/plus.png", "img/folder_closed.png");
sibling.style.display = 'none';
}
}
|