我在.rc文件中定义了一个对话框:IDD_DIALOG_AUTHENTICATIONDIALOGEX0,0,214,138STYLEDS_SETFONT|DS_MODALFRAME|DS_SETFOREGROUND|DS_3DLOOK|DS_FIXEDSYS|WS_POPUP|WS_VISIBLE|WS_CAPTIONCAPTION"Dialog"FONT8,"MSShellDlg",400,0,0x1BEGINDEFPUSHBUTTON"Validate",ID_BTN_VALIDATE,102,117,50,14PUSHBUTTON"Exit",ID_BTN_EXIT,157,11