var collapseClass = "AspNet-TreeView-Collapse";
var expandClass = "AspNet-TreeView-Expand";
var showClass = "AspNet-TreeView-Show";
var hideClass = "AspNet-TreeView-Hide";
function IsExpanded__AspNetTreeView(element)
{
return (HasClass__CssFriendlyAdapters(element, collapseClass));
}
function TogglePlusMinus__AspNetTreeView(element, showPlus)
{
if (HasAnyClass__CssFriendlyAdapters(element))
{
var showPlusLocal = IsExpanded__AspNetTreeView(element);
if ((typeof(showPlus) != "undefined") && (showPlus != null))
{
showPlusLocal = showPlus;
}
var oldClass = showPlusLocal ? collapseClass : expandClass;
var newClass = showPlusLocal ? expandClass : collapseClass;
SwapClass__CssFriendlyAdapters(element, oldClass, newClass);
}
}
function ToggleChildrenDisplay__AspNetTreeView(element, collapse)
{
if ((element != null) && (element.parentNode != null) && (element.parentNode.getElementsByTagName != null))
{
var childrenToHide = element.parentNode.getElementsByTagName("ul");
var oldClass = collapse ? showClass : hideClass;
var newClass = collapse ? hideClass : showClass;
for (var i=0; i.
if ((element.tagName == "LI") && (child != null))
{
var expandCollapseSPAN = null;
var currentChild = child;
while (currentChild != null)
{
if ((currentChild.tagName == "SPAN") &&
(currentChild.className != null) &&
((currentChild.className.indexOf(collapseClass) > -1) ||
(currentChild.className.indexOf(expandClass) > -1)))
{
expandCollapseSPAN = currentChild;
break;
}
currentChild = currentChild.nextSibling;
}
if (expandCollapseSPAN != null)
{
if (expandCollapseSPAN.className.indexOf(collapseClass) > -1)
{
// If the "collapse" class is currently being used then the "collapse" icon is, presumably, being shown.
// In other words, the node itself is actually expanded at the present moment (which is why you now
// have the option of collapsing it. So we mark it as an "expanded" node for purposes of the view state
// we are now accumulating.
state += "e";
}
else if (expandCollapseSPAN.className.indexOf(expandClass) > -1)
{
// This part of the tree is collapsed so we don't need to consider its children.
bConsiderChildren = false;
state += "n";
}
}
}
if (bConsiderChildren && (child != null))
{
state = ComposeViewState__AspNetTreeView(child, state);
}
if (element.nextSibling != null)
{
state = ComposeViewState__AspNetTreeView(element.nextSibling, state);
}
return state;
}