internal virtual void OnNodeLoad(NodeLoadEventArgs e)
{
NodeLoadEventHandler handler = (NodeLoadEventHandler)Events[EventNodeLoad];
if (handler != null)
{
handler(this, e);
}
}
public void RaiseAjaxPostBackEvent(string eventArgument, ParameterCollection extraParams)
{
bool success = true;
string msg = null;
TreeNodeCollection nodes = null;
try
{
if (string.IsNullOrEmpty(eventArgument))
{
throw new ArgumentNullException("eventArgument");
}
switch (eventArgument)
{
case "nodeload":
NodeLoadEventArgs e = new NodeLoadEventArgs(extraParams);
PageTreeLoader loader = (PageTreeLoader)this.Loader.Primary;
loader.OnNodeLoad(e);
nodes = e.Nodes;
success = e.Success;
msg = e.ErrorMessage;
break;
}
}
catch (Exception ex)
{
success = false;
msg = this.IsDebugging ? ex.ToString() : ex.Message;
if (this.ScriptManager.RethrowAjaxExceptions)
{
throw;
}
}
AfterAjaxEventArgs eAjaxPostBackResult = new AfterAjaxEventArgs(new Response(success, msg));
eAjaxPostBackResult.Response.Data = nodes != null?nodes.ToJson() : null;
ScriptManager.ServiceResponse = eAjaxPostBackResult.Response;
}