public override IVirtualizedElement <RadTreeNode> CreateElement(
RadTreeNode data,
object context)
{
CreateTreeNodeElementEventArgs e = new CreateTreeNodeElementEventArgs(data);
this.TreeViewElement.OnCreateNodeElement(e);
if (e.NodeElement != null)
{
return((IVirtualizedElement <RadTreeNode>)e.NodeElement);
}
if (data is DataFilterGroupNode)
{
return((IVirtualizedElement <RadTreeNode>) new DataFilterGroupElement());
}
if (data is DataFilterCriteriaNode)
{
DataFilterCriteriaNode filterCriteriaNode = data as DataFilterCriteriaNode;
if ((object)filterCriteriaNode.ValueType == (object)typeof(bool))
{
return((IVirtualizedElement <RadTreeNode>) new DataFilterCheckboxCriteriaElement());
}
if ((object)filterCriteriaNode.ValueType == (object)typeof(Color))
{
return((IVirtualizedElement <RadTreeNode>) new DataFilterColorboxCriteriaElement());
}
return((IVirtualizedElement <RadTreeNode>) new DataFilterCriteriaElement());
}
if (data is DataFilterAddNode)
{
return((IVirtualizedElement <RadTreeNode>) new DataFilterAddNodeElement());
}
return(base.CreateElement(data, context));
}
public override IVirtualizedElement <RadTreeNode> CreateElement(
RadTreeNode data,
object context)
{
CreateTreeNodeElementEventArgs e = new CreateTreeNodeElementEventArgs(data);
this.treeViewElement.OnCreateNodeElement(e);
if (e.NodeElement != null)
{
return((IVirtualizedElement <RadTreeNode>)e.NodeElement);
}
return(base.CreateElement(data, context));
}
void TreeViewElement_CreateNodeElement(object sender, Telerik.WinControls.UI.CreateTreeNodeElementEventArgs e)
{
e.NodeElement = new CustomTreeNodeElement();
}