Windows messages

public enum Msg
{
    WM_NULL = 0x0000,
    WM_CREATE = 0x0001,
    WM_DESTROY = 0x0002,
    WM_MOVE = 0x0003,
    WM_SIZE = 0x0005,
    WM_ACTIVATE = 0x0006,
    WM_SETFOCUS = 0x0007,
    WM_KILLFOCUS = 0x0008,
    WM_ENABLE = 0x000A,
    WM_SETREDRAW = 0x000B,
    WM_SETTEXT = 0x000C,
    WM_GETTEXT = 0x000D,
    WM_GETTEXTLENGTH = 0x000E,
    WM_PAINT = 0x000F,
    WM_CLOSE = 0x0010,
    WM_QUERYENDSESSION = 0x0011,
    WM_QUIT = 0x0012,
    WM_QUERYOPEN = 0x0013,
    WM_ERASEBKGND = 0x0014,
    WM_SYSCOLORCHANGE = 0x0015,
    WM_ENDSESSION = 0x0016,
    WM_SHOWWINDOW = 0x0018,
    WM_CTLCOLOR = 0x0019,
    WM_WININICHANGE = 0x001A,
    WM_SETTINGCHANGE = 0x001A,
    WM_DEVMODECHANGE = 0x001B,
    WM_ACTIVATEAPP = 0x001C,
    WM_FONTCHANGE = 0x001D,
    WM_TIMECHANGE = 0x001E,
    WM_CANCELMODE = 0x001F,
    WM_SETCURSOR = 0x0020,
    WM_MOUSEACTIVATE = 0x0021,
    WM_CHILDACTIVATE = 0x0022,
    WM_QUEUESYNC = 0x0023,
    WM_GETMINMAXINFO = 0x0024,
    WM_PAINTICON = 0x0026,
    WM_ICONERASEBKGND = 0x0027,
    WM_NEXTDLGCTL = 0x0028,
    WM_SPOOLERSTATUS = 0x002A,
    WM_DRAWITEM = 0x002B,
    WM_MEASUREITEM = 0x002C,
    WM_DELETEITEM = 0x002D,
    WM_VKEYTOITEM = 0x002E,
    WM_CHARTOITEM = 0x002F,
    WM_SETFONT = 0x0030,
    WM_GETFONT = 0x0031,
    WM_SETHOTKEY = 0x0032,
    WM_GETHOTKEY = 0x0033,
    WM_QUERYDRAGICON = 0x0037,
    WM_COMPAREITEM = 0x0039,
    WM_GETOBJECT = 0x003D,
    WM_COMPACTING = 0x0041,
    WM_COMMNOTIFY = 0x0044,
    WM_WINDOWPOSCHANGING = 0x0046,
    WM_WINDOWPOSCHANGED = 0x0047,
    WM_POWER = 0x0048,
    WM_COPYDATA = 0x004A,
    WM_CANCELJOURNAL = 0x004B,
    WM_NOTIFY = 0x004E,
    WM_INPUTLANGCHANGEREQUEST = 0x0050,
    WM_INPUTLANGCHANGE = 0x0051,
    WM_TCARD = 0x0052,
    WM_HELP = 0x0053,
    WM_USERCHANGED = 0x0054,
    WM_NOTIFYFORMAT = 0x0055,
    WM_CONTEXTMENU = 0x007B,
    WM_STYLECHANGING = 0x007C,
    WM_STYLECHANGED = 0x007D,
    WM_DISPLAYCHANGE = 0x007E,
    WM_GETICON = 0x007F,
    WM_SETICON = 0x0080,
    WM_NCCREATE = 0x0081,
    WM_NCDESTROY = 0x0082,
    WM_NCCALCSIZE = 0x0083,
    WM_NCHITTEST = 0x0084,
    WM_NCPAINT = 0x0085,
    WM_NCACTIVATE = 0x0086,
    WM_GETDLGCODE = 0x0087,
    WM_SYNCPAINT = 0x0088,
    WM_NCMOUSEMOVE = 0x00A0,
    WM_NCLBUTTONDOWN = 0x00A1,
    WM_NCLBUTTONUP = 0x00A2,
    WM_NCLBUTTONDBLCLK = 0x00A3,
    WM_NCRBUTTONDOWN = 0x00A4,
    WM_NCRBUTTONUP = 0x00A5,
    WM_NCRBUTTONDBLCLK = 0x00A6,
    WM_NCMBUTTONDOWN = 0x00A7,
    WM_NCMBUTTONUP = 0x00A8,
    WM_NCMBUTTONDBLCLK = 0x00A9,
    WM_NCXBUTTONDOWN = 0x00AB,
    WM_NCXBUTTONUP = 0x00AC,
    WM_NCXBUTTONDBLCLK = 0x00AD,
    WM_KEYDOWN = 0x0100,
    WM_KEYUP = 0x0101,
    WM_CHAR = 0x0102,
    WM_DEADCHAR = 0x0103,
    WM_SYSKEYDOWN = 0x0104,
    WM_SYSKEYUP = 0x0105,
    WM_SYSCHAR = 0x0106,
    WM_SYSDEADCHAR = 0x0107,
    WM_KEYLAST = 0x0108,
    WM_IME_STARTCOMPOSITION = 0x010D,
    WM_IME_ENDCOMPOSITION = 0x010E,
    WM_IME_COMPOSITION = 0x010F,
    WM_IME_KEYLAST = 0x010F,
    WM_INITDIALOG = 0x0110,
    WM_COMMAND = 0x0111,
    WM_SYSCOMMAND = 0x0112,
    WM_TIMER = 0x0113,
    WM_HSCROLL = 0x0114,
    WM_VSCROLL = 0x0115,
    WM_INITMENU = 0x0116,
    WM_INITMENUPOPUP = 0x0117,
    WM_MENUSELECT = 0x011F,
    WM_MENUCHAR = 0x0120,
    WM_ENTERIDLE = 0x0121,
    WM_MENURBUTTONUP = 0x0122,
    WM_MENUDRAG = 0x0123,
    WM_MENUGETOBJECT = 0x0124,
    WM_UNINITMENUPOPUP = 0x0125,
    WM_MENUCOMMAND = 0x0126,
    WM_CTLCOLORMSGBOX = 0x0132,
    WM_CTLCOLOREDIT = 0x0133,
    WM_CTLCOLORLISTBOX = 0x0134,
    WM_CTLCOLORBTN = 0x0135,
    WM_CTLCOLORDLG = 0x0136,
    WM_CTLCOLORSCROLLBAR = 0x0137,
    WM_CTLCOLORSTATIC = 0x0138,
    WM_MOUSEMOVE = 0x0200,
    WM_LBUTTONDOWN = 0x0201,
    WM_LBUTTONUP = 0x0202,
    WM_LBUTTONDBLCLK = 0x0203,
    WM_RBUTTONDOWN = 0x0204,
    WM_RBUTTONUP = 0x0205,
    WM_RBUTTONDBLCLK = 0x0206,
    WM_MBUTTONDOWN = 0x0207,
    WM_MBUTTONUP = 0x0208,
    WM_MBUTTONDBLCLK = 0x0209,
    WM_MOUSEWHEEL = 0x020A,
    WM_XBUTTONDOWN = 0x020B,
    WM_XBUTTONUP = 0x020C,
    WM_XBUTTONDBLCLK = 0x020D,
    WM_PARENTNOTIFY = 0x0210,
    WM_ENTERMENULOOP = 0x0211,
    WM_EXITMENULOOP = 0x0212,
    WM_NEXTMENU = 0x0213,
    WM_SIZING = 0x0214,
    WM_CAPTURECHANGED = 0x0215,
    WM_MOVING = 0x0216,
    WM_DEVICECHANGE = 0x0219,
    WM_MDICREATE = 0x0220,
    WM_MDIDESTROY = 0x0221,
    WM_MDIACTIVATE = 0x0222,
    WM_MDIRESTORE = 0x0223,
    WM_MDINEXT = 0x0224,
    WM_MDIMAXIMIZE = 0x0225,
    WM_MDITILE = 0x0226,
    WM_MDICASCADE = 0x0227,
    WM_MDIICONARRANGE = 0x0228,
    WM_MDIGETACTIVE = 0x0229,
    WM_MDISETMENU = 0x0230,
    WM_ENTERSIZEMOVE = 0x0231,
    WM_EXITSIZEMOVE = 0x0232,
    WM_DROPFILES = 0x0233,
    WM_MDIREFRESHMENU = 0x0234,
    WM_IME_SETCONTEXT = 0x0281,
    WM_IME_NOTIFY = 0x0282,
    WM_IME_CONTROL = 0x0283,
    WM_IME_COMPOSITIONFULL = 0x0284,
    WM_IME_SELECT = 0x0285,
    WM_IME_CHAR = 0x0286,
    WM_IME_REQUEST = 0x0288,
    WM_IME_KEYDOWN = 0x0290,
    WM_IME_KEYUP = 0x0291,
    WM_MOUSEHOVER = 0x02A1,
    WM_MOUSELEAVE = 0x02A3,
    WM_CUT = 0x0300,
    WM_COPY = 0x0301,
    WM_PASTE = 0x0302,
    WM_CLEAR = 0x0303,
    WM_UNDO = 0x0304,
    WM_RENDERFORMAT = 0x0305,
    WM_RENDERALLFORMATS = 0x0306,
    WM_DESTROYCLIPBOARD = 0x0307,
    WM_DRAWCLIPBOARD = 0x0308,
    WM_PAINTCLIPBOARD = 0x0309,
    WM_VSCROLLCLIPBOARD = 0x030A,
    WM_SIZECLIPBOARD = 0x030B,
    WM_ASKCBFORMATNAME = 0x030C,
    WM_CHANGECBCHAIN = 0x030D,
    WM_HSCROLLCLIPBOARD = 0x030E,
    WM_QUERYNEWPALETTE = 0x030F,
    WM_PALETTEISCHANGING = 0x0310,
    WM_PALETTECHANGED = 0x0311,
    WM_HOTKEY = 0x0312,
    WM_PRINT = 0x0317,
    WM_PRINTCLIENT = 0x0318,
    WM_THEME_CHANGED = 0x031A,
    WM_HANDHELDFIRST = 0x0358,
    WM_HANDHELDLAST = 0x035F,
    WM_AFXFIRST = 0x0360,
    WM_AFXLAST = 0x037F,
    WM_PENWINFIRST = 0x0380,
    WM_PENWINLAST = 0x038F,
    WM_APP = 0x8000,
    WM_USER = 0x0400,
    WM_REFLECT = WM_USER + 0x1c00
}