//void m_menu_Opening(object sender, System.ComponentModel.CancelEventArgs e)
//{
// m_menu.Items.Clear();
// m_node.GetPopupMenu(new MenuBuilder(m_menu.Items));
//}
//void m_menu_Popup(object sender, EventArgs e)
//{
// //m_menu.MenuItems.Clear();
// m_menu.Items.Clear();
// m_node.GetPopupMenu(new PopupMenuBuilder(m_menu, m_tree));
//}
public bool AllowExpand()
{
if (!m_node.AllowExpand())
{
return(false);
}
MacroManager.ExpandNode(m_node);
if (m_filledChildren)
{
m_node.NotifyExpanded();
return(true);
}
if (!m_node.PreparedChildren)
{
ProcessRegister.AddBackgroundTask("s_expand");
m_node.BeginLoadChildren(Async.CreateInvokeCallback(Invoker, OnPreparedExpand));
m_expanding = true;
RefreshSelf();
return(false);
}
FillChildren();
m_node.NotifyExpanded();
return(true);
}