private void LoadList(CustomerEDSC.v_CategoryExplorerDTRow categoryDR)
{
if (categoryDR != null)
{
//create root
if (ShowCategoryListingTitle)
{
//string url = "~/Activities/Default.aspx?" + SystemConstants.CategoryID + "=" + categoryDR.ID.ToString();
//node = new TreeNode(categoryDR.Name, categoryDR.ID.ToString(), null, null, null);
ListItem list1 = new ListItem(categoryDR.Name, categoryDR.ID.ToString());
categories.Items.Add(list1);
if (categoryDR.ID == Convert.ToInt32(Session[SystemConstants.s_CurrentCategorySelected]))
{
list1.Selected = true;
}
}
}
}
private void LoadTree(TreeNode node, CustomerEDSC.v_CategoryExplorerDTRow categoryDR, CustomerEDSC.v_CategoryExplorerDTDataTable categoryDT)
{
IEnumerable <CustomerEDSC.v_CategoryExplorerDTRow> list = null;
if (node == null && categoryDR != null)
{
//create root
if (ShowCategoryListingTitle)
{
//string url = "~/Activities/Default.aspx?" + SystemConstants.CategoryID + "=" + categoryDR.ID.ToString();
node = new TreeNode(categoryDR.Name, categoryDR.ID.ToString(), null, null, null);
node.ImageUrl = "";
TreeView1.Nodes.Add(node);
if (categoryDR.ID == Convert.ToInt32(Session[SystemConstants.s_CurrentCategorySelected]))
{
node.Selected = true;
}
else
{
if (node.Depth > ShowLevel && !IsPostBack)
{
node.Collapse();
}
}
}
}
if (categoryDR == null)
{
list = from b in categoryDT
where b.Level == 0
select b;
}
else if (categoryDR.Level == 0)
{
list = from b in categoryDT
where b.Level == 1 && b.Level1ParentID == categoryDR.ID
select b;
}
else if (categoryDR.Level == 1)
{
list = from b in categoryDT
where b.Level == 2 && b.Level1ParentID == categoryDR.Level1ParentID && b.Level2ParentID == categoryDR.ID
select b;
}
else if (categoryDR.Level == 2)
{
list = from b in categoryDT
where b.Level == 2 && b.Level1ParentID == categoryDR.Level1ParentID && b.Level2ParentID == categoryDR.ID
select b;
}
CustomerEDSC.v_CategoryExplorerDTRow drwait = new CustomerEDSC.v_CategoryExplorerDTDataTable().Newv_CategoryExplorerDTRow();
drwait.Name = "";
foreach (var dr in list)
{
//string url = "~/Activities/Default.aspx?" + SystemConstants.CategoryID + "=" + dr.ID;
TreeNode childNode;
if (dr.ID == CategoryID)
{
childNode = new TreeNode("<font color='#17438C'>" + dr.Name + "</font>", dr.ID.ToString(), null, null, null);
}
else if (dr.Name == "Other")
{
drwait.ID = dr.ID;
drwait.Name = dr.Name;
drwait.Level = dr.Level;
continue;
}
else
{
childNode = new TreeNode(dr.Name, dr.ID.ToString(), null, null, null);
}
if (dr.Level != 0)
{
childNode.ImageUrl = "~/Content/StyleImages/point.png";
}
else
{
childNode.Collapse();
}
if (node == null)
{
TreeView1.Nodes.Add(childNode);
}
else
{
node.ChildNodes.Add(childNode);
}
if (dr.ID == CategoryID)
{
childNode.Selected = true;
childNode.Expand();
AddToExpandState(childNode.Value);
var tempNode = childNode.Parent;
int x = childNode.Depth;
for (; x > 0; x--)
{
if (tempNode != null)
{
tempNode.Expand();
AddToExpandState(tempNode.Value);
tempNode = tempNode.Parent;
}
}
}
else
{
if (!CheckIfStateExpanded(childNode.Value))
{
if (childNode.Depth > ShowLevel && !IsPostBack)
{
childNode.Collapse();
RemoveFromExpandState(childNode.Value);
}
else
{
AddToExpandState(childNode.Value);
}
}
else
{
childNode.Expand();
AddToExpandState(childNode.Value);
}
}
LoadTree(childNode, dr, categoryDT);
}
if (!string.IsNullOrEmpty(drwait.Name))
{
//string url = "~/Activities/Default.aspx?" + SystemConstants.CategoryID + "=" + dr.ID;
TreeNode childNode;
if (drwait.ID == CategoryID)
{
childNode = new TreeNode("<font color='#17438C'>" + drwait.Name + "</font>", drwait.ID.ToString(), null, null, null);
}
else
{
childNode = new TreeNode(drwait.Name, drwait.ID.ToString(), null, null, null);
}
if (drwait.Level != 0)
{
childNode.ImageUrl = "~/Content/StyleImages/point.png";
}
else
{
childNode.Collapse();
}
if (node == null)
{
TreeView1.Nodes.Add(childNode);
}
else
{
node.ChildNodes.Add(childNode);
}
if (drwait.ID == CategoryID)
{
childNode.Selected = true;
childNode.Expand();
AddToExpandState(childNode.Value);
var tempNode = childNode.Parent;
int x = childNode.Depth;
for (; x > 0; x--)
{
if (tempNode != null)
{
tempNode.Expand();
AddToExpandState(tempNode.Value);
tempNode = tempNode.Parent;
}
}
}
else
{
if (!CheckIfStateExpanded(childNode.Value))
{
if (childNode.Depth > ShowLevel && !IsPostBack)
{
childNode.Collapse();
RemoveFromExpandState(childNode.Value);
}
else
{
AddToExpandState(childNode.Value);
}
}
else
{
childNode.Expand();
AddToExpandState(childNode.Value);
}
}
LoadTree(childNode, drwait, categoryDT);
}
}
