◄Notification Group► ◄Overview► ◄Up► ◄Next► ◄Previous► ──────────────────────────────────────────────────────────────────────────── #define INCL_WINENTRYFIELDS WM_CONTROL id = (USHORT) SHORT1FROMMP(mp1); /* control-window ID */ usNotifyCode = CBN_SHOWLIST; The CBN_SHOWLIST notification message is sent when the combination-box list is shown (dropped down). Parameter Description ──────────────────────────────────────────────────────────────────────────── id Low word of mp1. Identifies the control window. usNotifyCode High word of mp1. Set to CBN_SHOWLIST. Return Value An application should return zero if it processes this message. See Also WM_CONTROL ♦