BOOL SetAndAddSigDlg::OnInitDialog(){
CDialog::OnInitDialog();//树状栏显示
HTREEITEM hFriends = m_treeCtrl.InsertItem("-0000",0,0);//根结点
m_treeCtrl.InsertItem("-lll",0,0);
m_treeCtrl.InsertItem("-56565",1,1, hFriends);
m_treeCtrl.InsertItem("-45656",1,1, hFriends);
m_treeCtrl.InsertItem("-12345678922222222222222666",1,1, hFriends);return TRUE;// return TRUE unless you set the focus to a control}