IDC_BTPREVIOUS 是放到WM_COMMAND 里吗?
IDD_DIALOG DIALOGEX 0, 0, 540, 300
STYLE DS_SETFONT | DS_MODALFRAME | DS_FIXEDSYS | DS_CENTER | WS_POPUP | WS_CAPTION | WS_SYSMENU
CAPTION "Event Detail"
FONT 8, "MS Shell Dlg", 0, 0, 0x1
BEGIN
ICON 128,IDC_STATIC,14,14,21,20
// LTEXT "TraceTools, Version 1.0",IDC_STATIC,42,14,114,8,SS_NOPREFIX
// LTEXT "Copyright (C) 2017",IDC_STATIC,42,26,114,8
DEFPUSHBUTTON "Previous",IDC_BTPREVIOUS,420,280,50,14,WS_GROUP
DEFPUSHBUTTON "Next",IDC_BTNEXT,480,280,50,14,WS_GROUP
END