private void RegisterPanel()
{
// Safeguard against registering in design mode, and against registering twice
if (!DesignMode && !_panelRegistered)
{
// Before we can register we need to make sure all our parent panel (if any) has
// registered already. This is critical since the ScriptManager assumes that
// the panels are registered in a specific order.
Control parent = Parent;
while (parent != null)
{
UpdatePanel parentUpdatePanel = parent as UpdatePanel;
if (parentUpdatePanel != null)
{
parentUpdatePanel.RegisterPanel();
break;
}
parent = parent.Parent;
}
// Now we can register ourselves
ScriptManager.RegisterUpdatePanel(this);
_panelRegistered = true;
}
}
