本例子将教会VC++初学者如何使用树形控件,简单易用,CWinApp CDialog CDataExchange CWnd DestroyIcon LoadIcon GetSystemMenu CMenu CString LoadString AppendMenu GetDlgItem CButton IsIconic CPaintDC SendMessage GetSystemMetrics CRect GetClientRect DrawIcon MessageBox CTreeCtrl SHGetFileInfo GetLogicalDriveStrings CFileFind Find