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function TreeView_ToggleExpand (treeId, nodeId, nodeValue, nodeImageUrl, nodeNavigateUrl, nodeTarget) {
var tree = getTree (treeId);
if (tree == null)
return;
var spanId = treeId + "_" + nodeId;
var node = document.getElementById (spanId);
var expand = node.style.display == "none";
if (tree.populateFromClient && expand && node.populated != true && (node.innerHTML.length == 0 || node.hasError)) {
tree.PopulateNode (nodeId, nodeValue, nodeImageUrl, nodeNavigateUrl, nodeTarget);
return;
}
if (!node.hasError)
node.populated = true;
node.style.display = expand ? "block" : "none";
var inputStates = tree.form [treeId + "_ExpandStates"];
TreeView_SetNodeFlag (inputStates, nodeId, expand);
if (tree.showImage) {
var image = document.getElementById (spanId + "_img");
if (expand) image.src = tree.collapseImage;
else image.src = tree.expandImage;
var alt;
if (expand) alt = tree.collapseAlt;
else alt = tree.expandAlt;
if (alt.indexOf ("{0}") != -1) {
var txt = document.getElementById (spanId + "_txt").innerText;
alt = alt.replace ("{0}", txt);
}
image.alt = alt;
}
}
function TreeView_PopulateNode (uid, treeId, nodeId, nodeValue, nodeImageUrl, nodeNavigateUrl, nodeTarget)
{
var arg = nodeId + "|" + nodeValue + "|" + nodeImageUrl + "|" + nodeNavigateUrl + "|" + nodeTarget;
window.WebForm_DoCallback (uid, arg, TreeView_PopulateCallback, treeId + " " + nodeId, TreeView_PopulateCallback, false);
}
function TreeView_SetNodeFlag (flagInput, nodeId, set)
{
if (!set) flagInput.value = flagInput.value.replace ("|" + nodeId + "|", "|");
else flagInput.value = flagInput.value + nodeId + "|";
}
function TreeView_PopulateCallback (data, ids)
{
var idArray = ids.split (" ");
var tree = getTree (idArray[0]);
if (tree == null)
return;
var spanId = idArray[0] + "_" + idArray[1];
var node = document.getElementById (spanId);
node.populated = true;
if (data != "*") {
node.innerHTML = data;
TreeView_ToggleExpand (idArray[0], idArray[1]);
TreeView_SetNodeFlag (tree.form [idArray[0] + "_PopulatedStates"], idArray[1], true);
} else {
if (tree.showImage && tree.noExpandImage != null) {
var image = document.getElementById (spanId + "_img");
image.src = tree.noExpandImage;
}
}
}
function getTree (treeId) { try { return eval (treeId + "_data"); } catch(e) { return null; } }
function getNodeLink (node) { return node.childNodes[node.childNodes.length - 1]; }
function TreeView_HoverNode (treeId, node)
{
var tree = getTree (treeId);
if (tree == null)
return;
if (tree.hoverClass != null) {
if (node.normalClass == null)
node.normalClass = node.className;
node.className = node.normalClass + " " + tree.hoverClass;
}
if (tree.hoverLinkClass != null) {
var nodeLink = getNodeLink(node);
if (nodeLink.normalClass == null)
nodeLink.normalClass = nodeLink.className;
nodeLink.className = nodeLink.normalClass + " " + tree.hoverLinkClass;
}
}
function TreeView_UnhoverNode (node) {
if (node != null && node.normalClass != null)
node.className = node.normalClass;
var nodeLink = getNodeLink(node);
if (nodeLink != null && nodeLink.normalClass != null)
nodeLink.className = nodeLink.normalClass;
}
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