public void SetDataSource(IHeirarchical root)
{
AddBuiltInColumnDefaultValues(root);
this.treeList.BeginInit();
this.treeList.Nodes.Clear();
this.treeList.DataSource = root;
this.treeList.EndInit();
}
public Heirarchical(IHeirarchical parent, Dictionary <string, object> cellData)
{
m_cellData = cellData;
m_parent = parent;
if (m_parent != null)
{
this.Parent.Children.Add(this);
}
}
private void AddBuiltInColumnDefaultValues(IHeirarchical node)
{
if (node != null)
{
if (node.Children != null && node.Children.Count > 0)
{
foreach (IHeirarchical child in node.Children)
{
AddBuiltInColumnDefaultValues(child);
}
}
if (node.CellData != null)
{
// add the tree node default column values to each record in the data source
node.CellData[EnabledFieldName] = true;
node.CellData[ExpandedFieldName] = false;
}
}
}
public static IHeirarchical FindElement(IHeirarchical root, string fieldName, object fieldValue)
{
if (root.CellData.ContainsKey(fieldName))
{
object value = root.CellData[fieldName];
if (value != null && value.Equals(fieldValue))
{
return(root);
}
foreach (IHeirarchical child in root.Children)
{
IHeirarchical element = FindElement(child, fieldName, fieldValue);
if (element != null)
{
return(element);
}
}
}
return(null);
}
public void Refresh(IHeirarchical node)
{
AddBuiltInColumnDefaultValues(node);
this.treeList.RefreshDataSource();
}
