include/windowsx.h

   1 /* Copyright (C) 1999 Corel Corporation (Paul Quinn) */
   2
   3 #ifndef _INC_WINDOWSX
   4 #define _INC_WINDOWSX
   5
   6 #ifdef __cplusplus
   7 extern "C" {
   8 #endif
   9
  10 #ifndef SNDMSG
  11 #ifdef __cplusplus
  12 #define SNDMSG ::SendMessage
  13 #else   /* __cplusplus */
  14 #define SNDMSG SendMessage
  15 #endif  /* __cplusplus */
  16 #endif  /* SNDMSG */
  17
  18
  19 #define GET_WM_VSCROLL_CODE(wp, lp)         LOWORD(wp)
  20 #define GET_WM_VSCROLL_POS(wp, lp)          HIWORD(wp)
  21 #define GET_WM_VSCROLL_HWND(wp, lp)         (HWND)(lp)
  22 #define GET_WM_VSCROLL_MPS(code, pos, hwnd) (WPARAM)MAKELONG(code, pos), (LONG)(hwnd)
  23
  24
  25 #define GET_WM_COMMAND_ID(wp, lp)           LOWORD(wp)
  26 #define GET_WM_COMMAND_HWND(wp, lp)         (HWND)(lp)
  27 #define GET_WM_COMMAND_CMD(wp, lp)          HIWORD(wp)
  28 #define GET_WM_COMMAND_MPS(id, hwnd, cmd)   (WPARAM)MAKELONG(id, cmd), (LONG)(hwnd)
  29
  30 #define WM_CTLCOLOR                             0x0019
  31
  32 #define GET_WM_CTLCOLOR_HDC(wp, lp, msg)        (HDC)(wp)
  33 #define GET_WM_CTLCOLOR_HWND(wp, lp, msg)       (HWND)(lp)
  34 #define GET_WM_CTLCOLOR_TYPE(wp, lp, msg)       (WORD)(msg - WM_CTLCOLORMSGBOX)
  35 #define GET_WM_CTLCOLOR_MSG(type)               (WORD)(WM_CTLCOLORMSGBOX+(type))
  36 #define GET_WM_CTLCOLOR_MPS(hdc, hwnd, type)    (WPARAM)(hdc), (LONG)(hwnd)
  37
  38 #define GET_WM_VKEYTOITEM_CODE(wp, lp)          (int)(short)LOWORD(wp)
  39 #define GET_WM_VKEYTOITEM_ITEM(wp, lp)          HIWORD(wp)
  40 #define GET_WM_VKEYTOITEM_HWND(wp, lp)          (HWND)(lp)
  41 #define GET_WM_VKEYTOITEM_MPS(code, item, hwnd) (WPARAM)MAKELONG(item, code), (LONG)(hwnd)
  42
  43 /****** KERNEL Macro APIs ******************************************************/
  44
  45 #define     GetInstanceModule(hInst) (GetModuleHandle((LPCSTR)MAKELP(0, hInst)))
  46 #define     GlobalPtrHandle(lp)      ((HGLOBAL)LOWORD(GlobalHandle(SELECTOROF(lp))))
  47 #define     GlobalLockPtr(lp)        ((BOOL)SELECTOROF(GlobalLock(GlobalPtrHandle(lp))))
  48 #define     GlobalUnlockPtr(lp)      (GlobalUnlock(GlobalPtrHandle(lp)))
  49 #define     GlobalAllocPtr(flags,cb) (GlobalLock(GlobalAlloc((flags), (cb))))
  50 #define     GlobalReAllocPtr(lp, cbNew, flags) (GlobalUnlockPtr(lp), \
  51                                GlobalLock(GlobalReAlloc(GlobalPtrHandle(lp) , (cbNew), (flags))))
  52 #define     GlobalFreePtr(lp)        (GlobalUnlockPtr(lp), (BOOL)GlobalFree(GlobalPtrHandle(lp)))
  53
  54 /****** USER Macro APIs ******************************************************/
  55
  56 #define     GetWindowInstance(hwnd) ((HMODULE)GetWindowLong(hwnd, GWL_HINSTANCE))
  57
  58 #define     GetWindowStyle(hwnd)    ((DWORD)GetWindowLong(hwnd, GWL_STYLE))
  59 #define     GetWindowExStyle(hwnd)  ((DWORD)GetWindowLong(hwnd, GWL_EXSTYLE))
  60
  61 #define     GetWindowOwner(hwnd)    GetWindow(hwnd, GW_OWNER)
  62
  63 #define     GetFirstChild(hwnd)     GetTopWindow(hwnd)
  64 #define     GetFirstSibling(hwnd)   GetWindow(hwnd, GW_HWNDFIRST)
  65 #define     GetLastSibling(hwnd)    GetWindow(hwnd, GW_HWNDLAST)
  66 #define     GetNextSibling(hwnd)    GetWindow(hwnd, GW_HWNDNEXT)
  67 #define     GetPrevSibling(hwnd)    GetWindow(hwnd, GW_HWNDPREV)
  68
  69 #define     GetWindowID(hwnd)       GetDlgCtrlID(hwnd)
  70
  71 #define     SetWindowRedraw(hwnd, fRedraw)  \
  72                 ((void)SendMessage(hwnd, WM_SETREDRAW, (WPARAM)(BOOL)(fRedraw), 0L))
  73 #define     SubclassWindow(hwnd, lpfn)      \
  74                 ((WNDPROC)SetWindowLong((hwnd), GWL_WNDPROC, (LPARAM)(WNDPROC)(lpfn)))
  75
  76 #define     IsMinimized(hwnd)        IsIconic(hwnd)
  77 #define     IsMaximized(hwnd)        IsZoomed(hwnd)
  78 #define     IsRestored(hwnd)    ((GetWindowStyle(hwnd) & (WS_MINIMIZE | WS_MAXIMIZE)) == 0L)
  79 #define     SetWindowFont(hwnd, hfont, fRedraw) \
  80                 FORWARD_WM_SETFONT((hwnd), (hfont), (fRedraw), SendMessage)
  81
  82 #define     GetWindowFont(hwnd)      FORWARD_WM_GETFONT((hwnd), SendMessage)
  83
  84 #define     MapWindowRect(hwndFrom, hwndTo, lprc) \
  85                 MapWindowPoints((hwndFrom), (hwndTo), (POINT *)(lprc), 2)
  86
  87 #define     IsLButtonDown()  (GetKeyState(VK_LBUTTON) < 0)
  88 #define     IsRButtonDown()  (GetKeyState(VK_RBUTTON) < 0)
  89 #define     IsMButtonDown()  (GetKeyState(VK_MBUTTON) < 0)
  90
  91 #define     SubclassDialog(hwndDlg, lpfn) \
  92                 ((DLGPROC)SetWindowLong(hwndDlg, DWL_DLGPROC, (LPARAM)(DLGPROC)(lpfn)))
  93
  94 #define     DeletePen(hpen)      DeleteObject((HGDIOBJ)(HPEN)(hpen))
  95 #define     SelectPen(hdc, hpen)    ((HPEN)SelectObject((hdc), (HGDIOBJ)(HPEN)(hpen)))
  96 #define     GetStockPen(i)       ((HPEN)GetStockObject(i))
  97
  98 #define     DeleteBrush(hbr)     DeleteObject((HGDIOBJ)(HBRUSH)(hbr))
  99 #define     SelectBrush(hdc, hbr)   ((HBRUSH)SelectObject((hdc), (HGDIOBJ)(HBRUSH)(hbr)))
 100 #define     GetStockBrush(i)     ((HBRUSH)GetStockObject(i))
 101
 102 #define     DeletePalette(hpal)     DeleteObject((HGDIOBJ)(HPALETTE)(hpal))
 103
 104 #define     DeleteFont(hfont)       DeleteObject((HGDIOBJ)(HFONT)(hfont))
 105 #define     SelectFont(hdc, hfont)  ((HFONT)SelectObject((hdc), (HGDIOBJ)(HFONT) (hfont)))
 106 #define     GetStockFont(i)         ((HFONT)GetStockObject(i))
 107 #define     DeleteBitmap(hbm)       DeleteObject((HGDIOBJ)(HBITMAP)(hbm))
 108 #define     SelectBitmap(hdc, hbm)  ((HBITMAP)SelectObject((hdc), (HGDIOBJ)(HBITMAP)(hbm)))
 109 #define     InsetRect(lprc, dx, dy) InflateRect((lprc), -(dx), -(dy))
 110
 111 /* COMBOBOX Message APIs */
 112 #define ComboBox_GetCount(hwndCtl)            \
 113                 ((int)(DWORD)SendMessage((hwndCtl), CB_GETCOUNT, 0L, 0L))
 114
 115 #define ComboBox_GetCurSel(hwndCtl)           \
 116                 ((int)(DWORD)SendMessage((hwndCtl), CB_GETCURSEL, 0L, 0L))
 117
 118 #define ComboBox_SetCurSel(hwndCtl, index)    \
 119                 ((int)(DWORD)SendMessage((hwndCtl), CB_SETCURSEL, (WPARAM)(int)(index), 0L))
 120
 121 #define ComboBox_GetLBTextLen(hwndCtl, index) \
 122                 ((int)(DWORD)SendMessage((hwndCtl), CB_GETLBTEXTLEN, (WPARAM)(int)(index), 0L))
 123
 124 #define ComboBox_DeleteString(hwndCtl, index) \
 125                 ((int)(DWORD)SendMessage((hwndCtl), CB_DELETESTRING, (WPARAM)(int)(index), 0L))
 126
 127 #define ComboBox_FindString(hwndCtl, indexStart, lpszFind) \
 128                 ((int)(DWORD)SendMessage((hwndCtl), CB_FINDSTRING, (WPARAM)(int)(indexStart), (LPARAM)(LPCTSTR)(lpszFind)))
 129
 130 #define ComboBox_ResetContent(hwndCtl)      \
 131                 ((int)(DWORD)SendMessage((hwndCtl), CB_RESETCONTENT, 0L, 0L))
 132
 133 #define ComboBox_AddString(hwndCtl, lpsz)   \
 134                 ((int)(DWORD)SendMessage((hwndCtl), CB_ADDSTRING, 0L, (LPARAM)(LPCTSTR)(lpsz)))
 135 #define ComboBox_GetLBTextLen(hwndCtl, index)       \
 136                 ((int)(DWORD)SendMessage((hwndCtl), CB_GETLBTEXTLEN, (WPARAM)(int)(index), 0L))
 137 #define ComboBox_GetLBText(hwndCtl, index, lpszBuffer) \
 138                 ((int)(DWORD)SendMessage((hwndCtl), CB_GETLBTEXT, (WPARAM)(int)(index), (LPARAM)(LPCTSTR)(lpszBuffer)))
 139
 140 #define ComboBox_GetDroppedState(hwndCtl)             \
 141            ((BOOL)(DWORD)SendMessage((hwndCtl), CB_GETDROPPEDSTATE, 0L, 0L))
 142 #define ComboBox_GetDroppedControlRect(hwndCtl, lprc) \
 143            ((void)SendMessage((hwndCtl), CB_GETDROPPEDCONTROLRECT, 0L, (LPARAM)(RECT *)(lprc)))
 144
 145 /****** ListBox control message APIs *****************************************/
 146
 147 #define ListBox_Enable(hwndCtl, fEnable)            EnableWindow((hwndCtl), (fEnable))
 148 #define ListBox_GetCount(hwndCtl)          \
 149            ((int)(DWORD)SendMessage((hwndCtl), LB_GETCOUNT, 0L, 0L))
 150 #define ListBox_ResetContent(hwndCtl)      \
 151            ((BOOL)(DWORD)SendMessage((hwndCtl), LB_RESETCONTENT, 0L, 0L))
 152
 153 #define ListBox_GetItemData(hwndCtl, index)     \
 154         ((LRESULT)(DWORD)SendMessage((hwndCtl), LB_GETITEMDATA, (WPARAM)(int)(index), 0L))
 155
 156 #define ListBox_GetCurSel(hwndCtl)        \
 157         ((int)(DWORD)SendMessage((hwndCtl), LB_GETCURSEL, 0L, 0L))
 158 #define ListBox_SetCurSel(hwndCtl, index) \
 159         ((int)(DWORD)SendMessage((hwndCtl), LB_SETCURSEL, (WPARAM)(int)(index), 0L))
 160
 161 #define ListBox_AddString(hwndCtl, lpsz)           \
 162         ((int)(DWORD)SendMessage((hwndCtl), LB_ADDSTRING, 0L, (LPARAM)(LPCTSTR)(lpsz)))
 163 #define ListBox_InsertString(hwndCtl, index, lpsz) \
 164         ((int)(DWORD)SendMessage((hwndCtl), LB_INSERTSTRING, (WPARAM)(int)(index), (LPARAM)(LPCTSTR)(lpsz)))
 165
 166 #define ListBox_AddItemData(hwndCtl, data) \
 167         ((int)(DWORD)SendMessage((hwndCtl), LB_ADDSTRING, 0L, (LPARAM)(data)))
 168 #define ListBox_InsertItemData(hwndCtl, index, data) \
 169         ((int)(DWORD)SendMessage((hwndCtl), LB_INSERTSTRING, (WPARAM)(int)(index), (LPARAM)(data)))
 170
 171 #define ListBox_FindString(hwndCtl, indexStart, lpszFind) \
 172         ((int)(DWORD)SendMessage((hwndCtl), LB_FINDSTRING, (WPARAM)(int)(indexStart), (LPARAM)(LPCTSTR)(lpszFind)))
 173 #define ListBox_FindStringExact(hwndCtl, indexStart, lpszFind) \
 174         ((int)(DWORD)SendMessage((hwndCtl), LB_FINDSTRINGEXACT, (WPARAM)(int)(indexStart), (LPARAM)(LPCTSTR)(lpszFind)))
 175
 176 #define Edit_LineFromChar(hwndCtl, ich)   \
 177         ((int)(DWORD)SendMessage((hwndCtl), EM_LINEFROMCHAR, (WPARAM)(int)(ich), 0L))
 178 #define Edit_LineIndex(hwndCtl, line)     \
 179         ((int)(DWORD)SendMessage((hwndCtl), EM_LINEINDEX, (WPARAM)(int)(line), 0L))
 180 #define Edit_LineLength(hwndCtl, line)    \
 181         ((int)(DWORD)SendMessage((hwndCtl), EM_LINELENGTH, (WPARAM)(int)(line), 0L))
 182
 183 /****** Edit control message APIs ********************************************/
 184
 185 #define Edit_SetSel(hwndCtl, ichStart, ichEnd)   \
 186         ((void)SendMessage((hwndCtl), EM_SETSEL, (ichStart), (ichEnd)))
 187
 188 #define Edit_GetText(hwndCtl, lpch, cchMax)     GetWindowText((hwndCtl), (lpch), (cchMax))
 189 #define Edit_GetTextLength(hwndCtl)             GetWindowTextLength(hwndCtl)
 190 #define Edit_SetText(hwndCtl, lpsz)             SetWindowText((hwndCtl), (lpsz))
 191
 192 #define Edit_GetModify(hwndCtl)            \
 193         ((BOOL)(DWORD)SendMessage((hwndCtl), EM_GETMODIFY, 0L, 0L))
 194 #define Edit_SetModify(hwndCtl, fModified) \
 195         ((void)SendMessage((hwndCtl), EM_SETMODIFY, (WPARAM)(UINT)(fModified), 0L))
 196
 197
 198
 199 /****** Message crackers ****************************************************/
 200
 201 #define HANDLE_MSG(hwnd, message, fn)    \
 202     case (message): return HANDLE_##message((hwnd), (wParam), (lParam), (fn))
 203
 204 /* void Cls_OnCompacting(HWND hwnd, UINT compactRatio) */
 205 #define HANDLE_WM_COMPACTING(hwnd, wParam, lParam, fn) \
 206     ((fn)((hwnd), (UINT)(wParam)), 0L)
 207 #define FORWARD_WM_COMPACTING(hwnd, compactRatio, fn) \
 208     (void)(fn)((hwnd), WM_COMPACTING, (WPARAM)(UINT)(compactRatio), 0L)
 209
 210 /* void Cls_OnWinIniChange(HWND hwnd, LPCTSTR lpszSectionName) */
 211 #define HANDLE_WM_WININICHANGE(hwnd, wParam, lParam, fn) \
 212     ((fn)((hwnd), (LPCTSTR)(lParam)), 0L)
 213 #define FORWARD_WM_WININICHANGE(hwnd, lpszSectionName, fn) \
 214     (void)(fn)((hwnd), WM_WININICHANGE, 0L, (LPARAM)(LPCTSTR)(lpszSectionName))
 215
 216 /* void Cls_OnSysColorChange(HWND hwnd) */
 217 #define HANDLE_WM_SYSCOLORCHANGE(hwnd, wParam, lParam, fn) \
 218     ((fn)(hwnd), 0L)
 219 #define FORWARD_WM_SYSCOLORCHANGE(hwnd, fn) \
 220     (void)(fn)((hwnd), WM_SYSCOLORCHANGE, 0L, 0L)
 221
 222 /* BOOL Cls_OnQueryNewPalette(HWND hwnd) */
 223 #define HANDLE_WM_QUERYNEWPALETTE(hwnd, wParam, lParam, fn) \
 224     MAKELRESULT((BOOL)(fn)(hwnd), 0L)
 225 #define FORWARD_WM_QUERYNEWPALETTE(hwnd, fn) \
 226     (BOOL)(DWORD)(fn)((hwnd), WM_QUERYNEWPALETTE, 0L, 0L)
 227
 228 /* void Cls_OnPaletteIsChanging(HWND hwnd, HWND hwndPaletteChange) */
 229 #define HANDLE_WM_PALETTEISCHANGING(hwnd, wParam, lParam, fn) \
 230     ((fn)((hwnd), (HWND)(wParam)), 0L)
 231 #define FORWARD_WM_PALETTEISCHANGING(hwnd, hwndPaletteChange, fn) \
 232     (void)(fn)((hwnd), WM_PALETTEISCHANGING, (WPARAM)(HWND)(hwndPaletteChange), 0L)
 233
 234 /* void Cls_OnPaletteChanged(HWND hwnd, HWND hwndPaletteChange) */
 235 #define HANDLE_WM_PALETTECHANGED(hwnd, wParam, lParam, fn) \
 236     ((fn)((hwnd), (HWND)(wParam)), 0L)
 237 #define FORWARD_WM_PALETTECHANGED(hwnd, hwndPaletteChange, fn) \
 238     (void)(fn)((hwnd), WM_PALETTECHANGED, (WPARAM)(HWND)(hwndPaletteChange), 0L)
 239
 240 /* void Cls_OnFontChange(HWND hwnd) */
 241 #define HANDLE_WM_FONTCHANGE(hwnd, wParam, lParam, fn) \
 242     ((fn)(hwnd), 0L)
 243 #define FORWARD_WM_FONTCHANGE(hwnd, fn) \
 244     (void)(fn)((hwnd), WM_FONTCHANGE, 0L, 0L)
 245
 246 /* void Cls_OnSpoolerStatus(HWND hwnd, UINT status, int cJobInQueue) */
 247 #define HANDLE_WM_SPOOLERSTATUS(hwnd, wParam, lParam, fn) \
 248     ((fn)((hwnd), (UINT)(wParam), (int)(short)LOWORD(lParam)), 0L)
 249 #define FORWARD_WM_SPOOLERSTATUS(hwnd, status, cJobInQueue, fn) \
 250     (void)(fn)((hwnd), WM_SPOOLERSTATUS, (WPARAM)(status), MAKELPARAM((cJobInQueue), 0))
 251
 252 /* void Cls_OnDevModeChange(HWND hwnd, LPCTSTR lpszDeviceName) */
 253 #define HANDLE_WM_DEVMODECHANGE(hwnd, wParam, lParam, fn) \
 254     ((fn)((hwnd), (LPCTSTR)(lParam)), 0L)
 255 #define FORWARD_WM_DEVMODECHANGE(hwnd, lpszDeviceName, fn) \
 256     (void)(fn)((hwnd), WM_DEVMODECHANGE, 0L, (LPARAM)(LPCTSTR)(lpszDeviceName))
 257
 258 /* void Cls_OnTimeChange(HWND hwnd) */
 259 #define HANDLE_WM_TIMECHANGE(hwnd, wParam, lParam, fn) \
 260     ((fn)(hwnd), 0L)
 261 #define FORWARD_WM_TIMECHANGE(hwnd, fn) \
 262     (void)(fn)((hwnd), WM_TIMECHANGE, 0L, 0L)
 263
 264 /* void Cls_OnPower(HWND hwnd, int code) */
 265 #define HANDLE_WM_POWER(hwnd, wParam, lParam, fn) \
 266     ((fn)((hwnd), (int)(wParam)), 0L)
 267 #define FORWARD_WM_POWER(hwnd, code, fn) \
 268     (void)(fn)((hwnd), WM_POWER, (WPARAM)(int)(code), 0L)
 269
 270 /* BOOL Cls_OnQueryEndSession(HWND hwnd) */
 271 #define HANDLE_WM_QUERYENDSESSION(hwnd, wParam, lParam, fn) \
 272     MAKELRESULT((BOOL)(fn)(hwnd), 0L)
 273 #define FORWARD_WM_QUERYENDSESSION(hwnd, fn) \
 274     (BOOL)(DWORD)(fn)((hwnd), WM_QUERYENDSESSION, 0L, 0L)
 275
 276 /* void Cls_OnEndSession(HWND hwnd, BOOL fEnding) */
 277 #define HANDLE_WM_ENDSESSION(hwnd, wParam, lParam, fn) \
 278     ((fn)((hwnd), (BOOL)(wParam)), 0L)
 279 #define FORWARD_WM_ENDSESSION(hwnd, fEnding, fn) \
 280     (void)(fn)((hwnd), WM_ENDSESSION, (WPARAM)(BOOL)(fEnding), 0L)
 281
 282 /* void Cls_OnQuit(HWND hwnd, int exitCode) */
 283 #define HANDLE_WM_QUIT(hwnd, wParam, lParam, fn) \
 284     ((fn)((hwnd), (int)(wParam)), 0L)
 285 #define FORWARD_WM_QUIT(hwnd, exitCode, fn) \
 286     (void)(fn)((hwnd), WM_QUIT, (WPARAM)(exitCode), 0L)
 287
 288 /* This message is in Windows 3.1 only */
 289 /* void Cls_OnSystemError(HWND hwnd, int errCode) */
 290 #define HANDLE_WM_SYSTEMERROR(hwnd, wParam, lParam, fn) 0L
 291 #define FORWARD_WM_SYSTEMERROR(hwnd, errCode, fn) 0L
 292
 293 /* BOOL Cls_OnCreate(HWND hwnd, LPCREATESTRUCT lpCreateStruct) */
 294 #define HANDLE_WM_CREATE(hwnd, wParam, lParam, fn) \
 295     ((fn)((hwnd), (LPCREATESTRUCT)(lParam)) ? 0L : (LRESULT)-1L)
 296 #define FORWARD_WM_CREATE(hwnd, lpCreateStruct, fn) \
 297     (BOOL)(DWORD)(fn)((hwnd), WM_CREATE, 0L, (LPARAM)(LPCREATESTRUCT)(lpCreateStruct))
 298
 299 /* BOOL Cls_OnNCCreate(HWND hwnd, LPCREATESTRUCT lpCreateStruct) */
 300 #define HANDLE_WM_NCCREATE(hwnd, wParam, lParam, fn) \
 301     (LRESULT)(DWORD)(BOOL)(fn)((hwnd), (LPCREATESTRUCT)(lParam))
 302 #define FORWARD_WM_NCCREATE(hwnd, lpCreateStruct, fn) \
 303     (BOOL)(DWORD)(fn)((hwnd), WM_NCCREATE, 0L, (LPARAM)(LPCREATESTRUCT)(lpCreateStruct))
 304
 305 /* void Cls_OnDestroy(HWND hwnd) */
 306 #define HANDLE_WM_DESTROY(hwnd, wParam, lParam, fn) \
 307     ((fn)(hwnd), 0L)
 308 #define FORWARD_WM_DESTROY(hwnd, fn) \
 309     (void)(fn)((hwnd), WM_DESTROY, 0L, 0L)
 310
 311 /* void Cls_OnNCDestroy(HWND hwnd) */
 312 #define HANDLE_WM_NCDESTROY(hwnd, wParam, lParam, fn) \
 313     ((fn)(hwnd), 0L)
 314 #define FORWARD_WM_NCDESTROY(hwnd, fn) \
 315     (void)(fn)((hwnd), WM_NCDESTROY, 0L, 0L)
 316
 317 /* void Cls_OnShowWindow(HWND hwnd, BOOL fShow, UINT status) */
 318 #define HANDLE_WM_SHOWWINDOW(hwnd, wParam, lParam, fn) \
 319     ((fn)((hwnd), (BOOL)(wParam), (UINT)(lParam)), 0L)
 320 #define FORWARD_WM_SHOWWINDOW(hwnd, fShow, status, fn) \
 321     (void)(fn)((hwnd), WM_SHOWWINDOW, (WPARAM)(BOOL)(fShow), (LPARAM)(UINT)(status))
 322
 323 /* void Cls_OnSetRedraw(HWND hwnd, BOOL fRedraw) */
 324 #define HANDLE_WM_SETREDRAW(hwnd, wParam, lParam, fn) \
 325     ((fn)((hwnd), (BOOL)(wParam)), 0L)
 326 #define FORWARD_WM_SETREDRAW(hwnd, fRedraw, fn) \
 327     (void)(fn)((hwnd), WM_SETREDRAW, (WPARAM)(BOOL)(fRedraw), 0L)
 328
 329 /* void Cls_OnEnable(HWND hwnd, BOOL fEnable) */
 330 #define HANDLE_WM_ENABLE(hwnd, wParam, lParam, fn) \
 331     ((fn)((hwnd), (BOOL)(wParam)), 0L)
 332 #define FORWARD_WM_ENABLE(hwnd, fEnable, fn) \
 333     (void)(fn)((hwnd), WM_ENABLE, (WPARAM)(BOOL)(fEnable), 0L)
 334
 335 /* void Cls_OnSetText(HWND hwnd, LPCTSTR lpszText) */
 336 #define HANDLE_WM_SETTEXT(hwnd, wParam, lParam, fn) \
 337     ((fn)((hwnd), (LPCTSTR)(lParam)), 0L)
 338 #define FORWARD_WM_SETTEXT(hwnd, lpszText, fn) \
 339     (void)(fn)((hwnd), WM_SETTEXT, 0L, (LPARAM)(LPCTSTR)(lpszText))
 340
 341 /* INT Cls_OnGetText(HWND hwnd, int cchTextMax, LPTSTR lpszText) */
 342 #define HANDLE_WM_GETTEXT(hwnd, wParam, lParam, fn) \
 343     (LRESULT)(DWORD)(int)(fn)((hwnd), (int)(wParam), (LPTSTR)(lParam))
 344 #define FORWARD_WM_GETTEXT(hwnd, cchTextMax, lpszText, fn) \
 345     (int)(DWORD)(fn)((hwnd), WM_GETTEXT, (WPARAM)(int)(cchTextMax), (LPARAM)(LPTSTR)(lpszText))
 346
 347 /* INT Cls_OnGetTextLength(HWND hwnd) */
 348 #define HANDLE_WM_GETTEXTLENGTH(hwnd, wParam, lParam, fn) \
 349     (LRESULT)(DWORD)(int)(fn)(hwnd)
 350 #define FORWARD_WM_GETTEXTLENGTH(hwnd, fn) \
 351     (int)(DWORD)(fn)((hwnd), WM_GETTEXTLENGTH, 0L, 0L)
 352
 353 /* BOOL Cls_OnWindowPosChanging(HWND hwnd, LPWINDOWPOS lpwpos) */
 354 #define HANDLE_WM_WINDOWPOSCHANGING(hwnd, wParam, lParam, fn) \
 355     (LRESULT)(DWORD)(BOOL)(fn)((hwnd), (LPWINDOWPOS)(lParam))
 356 #define FORWARD_WM_WINDOWPOSCHANGING(hwnd, lpwpos, fn) \
 357     (BOOL)(DWORD)(fn)((hwnd), WM_WINDOWPOSCHANGING, 0L, (LPARAM)(LPWINDOWPOS)(lpwpos))
 358
 359 /* void Cls_OnWindowPosChanged(HWND hwnd, const LPWINDOWPOS lpwpos) */
 360 #define HANDLE_WM_WINDOWPOSCHANGED(hwnd, wParam, lParam, fn) \
 361     ((fn)((hwnd), (const LPWINDOWPOS)(lParam)), 0L)
 362 #define FORWARD_WM_WINDOWPOSCHANGED(hwnd, lpwpos, fn) \
 363     (void)(fn)((hwnd), WM_WINDOWPOSCHANGED, 0L, (LPARAM)(const LPWINDOWPOS)(lpwpos))
 364
 365 /* void Cls_OnMove(HWND hwnd, int x, int y) */
 366 #define HANDLE_WM_MOVE(hwnd, wParam, lParam, fn) \
 367     ((fn)((hwnd), (int)(short)LOWORD(lParam), (int)(short)HIWORD(lParam)), 0L)
 368 #define FORWARD_WM_MOVE(hwnd, x, y, fn) \
 369     (void)(fn)((hwnd), WM_MOVE, 0L, MAKELPARAM((x), (y)))
 370
 371 /* void Cls_OnSize(HWND hwnd, UINT state, int cx, int cy) */
 372 #define HANDLE_WM_SIZE(hwnd, wParam, lParam, fn) \
 373     ((fn)((hwnd), (UINT)(wParam), (int)(short)LOWORD(lParam), (int)(short)HIWORD(lParam)), 0L)
 374 #define FORWARD_WM_SIZE(hwnd, state, cx, cy, fn) \
 375     (void)(fn)((hwnd), WM_SIZE, (WPARAM)(UINT)(state), MAKELPARAM((cx), (cy)))
 376
 377 /* void Cls_OnClose(HWND hwnd) */
 378 #define HANDLE_WM_CLOSE(hwnd, wParam, lParam, fn) \
 379     ((fn)(hwnd), 0L)
 380 #define FORWARD_WM_CLOSE(hwnd, fn) \
 381     (void)(fn)((hwnd), WM_CLOSE, 0L, 0L)
 382
 383 /* BOOL Cls_OnQueryOpen(HWND hwnd) */
 384 #define HANDLE_WM_QUERYOPEN(hwnd, wParam, lParam, fn) \
 385     MAKELRESULT((BOOL)(fn)(hwnd), 0L)
 386 #define FORWARD_WM_QUERYOPEN(hwnd, fn) \
 387     (BOOL)(DWORD)(fn)((hwnd), WM_QUERYOPEN, 0L, 0L)
 388
 389 /* void Cls_OnPaint(HWND hwnd) */
 390 #define HANDLE_WM_PAINT(hwnd, wParam, lParam, fn) \
 391     ((fn)(hwnd), 0L)
 392 #define FORWARD_WM_PAINT(hwnd, fn) \
 393     (void)(fn)((hwnd), WM_PAINT, 0L, 0L)
 394
 395 /* BOOL Cls_OnEraseBkgnd(HWND hwnd, HDC hdc) */
 396 #define HANDLE_WM_ERASEBKGND(hwnd, wParam, lParam, fn) \
 397     (LRESULT)(DWORD)(BOOL)(fn)((hwnd), (HDC)(wParam))
 398 #define FORWARD_WM_ERASEBKGND(hwnd, hdc, fn) \
 399    (BOOL)(DWORD)(fn)((hwnd), WM_ERASEBKGND, (WPARAM)(HDC)(hdc), 0L)
 400
 401 /* BOOL Cls_OnIconEraseBkgnd(HWND hwnd, HDC hdc) */
 402 #define HANDLE_WM_ICONERASEBKGND(hwnd, wParam, lParam, fn) \
 403     (LRESULT)(DWORD)(BOOL)(fn)((hwnd), (HDC)(wParam))
 404 #define FORWARD_WM_ICONERASEBKGND(hwnd, hdc, fn) \
 405     (BOOL)(DWORD)(fn)((hwnd), WM_ICONERASEBKGND, (WPARAM)(HDC)(hdc), 0L)
 406
 407 /* void Cls_OnNCPaint(HWND hwnd, HRGN hrgn) */
 408 #define HANDLE_WM_NCPAINT(hwnd, wParam, lParam, fn) \
 409     ((fn)((hwnd), (HRGN)(wParam)), 0L)
 410 #define FORWARD_WM_NCPAINT(hwnd, hrgn, fn) \
 411     (void)(fn)((hwnd), WM_NCPAINT, (WPARAM)(HRGN)(hrgn), 0L)
 412
 413 /* UINT Cls_OnNCCalcSize(HWND hwnd, BOOL fCalcValidRects, NCCALCSIZE_PARAMS * lpcsp) */
 414 #define HANDLE_WM_NCCALCSIZE(hwnd, wParam, lParam, fn) \
 415     (LRESULT)(DWORD)(UINT)(fn)((hwnd), (BOOL)(0), (NCCALCSIZE_PARAMS *)(lParam))
 416 #define FORWARD_WM_NCCALCSIZE(hwnd, fCalcValidRects, lpcsp, fn) \
 417     (UINT)(DWORD)(fn)((hwnd), WM_NCCALCSIZE, 0L, (LPARAM)(NCCALCSIZE_PARAMS *)(lpcsp))
 418
 419 /* HICON Cls_OnQueryDragIcon(HWND hwnd) */
 420 #define HANDLE_WM_QUERYDRAGICON(hwnd, wParam, lParam, fn) \
 421     (LRESULT)(DWORD)(UINT)(fn)(hwnd)
 422 #define FORWARD_WM_QUERYDRAGICON(hwnd, fn) \
 423     (HICON)(UINT)(DWORD)(fn)((hwnd), WM_QUERYDRAGICON, 0L, 0L)
 424
 425 /* void Cls_OnDropFiles(HWND hwnd, HDROP hdrop) */
 426 #define HANDLE_WM_DROPFILES(hwnd, wParam, lParam, fn) \
 427     ((fn)((hwnd), (HDROP)(wParam)), 0L)
 428 #define FORWARD_WM_DROPFILES(hwnd, hdrop, fn) \
 429     (void)(fn)((hwnd), WM_DROPFILES, (WPARAM)(HDROP)(hdrop), 0L)
 430
 431 /* void Cls_OnActivate(HWND hwnd, UINT state, HWND hwndActDeact, BOOL fMinimized) */
 432 #define HANDLE_WM_ACTIVATE(hwnd, wParam, lParam, fn) \
 433     ((fn)((hwnd), (UINT)LOWORD(wParam), (HWND)(lParam), (BOOL)HIWORD(wParam)), 0L)
 434 #define FORWARD_WM_ACTIVATE(hwnd, state, hwndActDeact, fMinimized, fn) \
 435     (void)(fn)((hwnd), WM_ACTIVATE, MAKEWPARAM((state), (fMinimized)), (LPARAM)(HWND)(hwndActDeact))
 436
 437 /* void Cls_OnActivateApp(HWND hwnd, BOOL fActivate, DWORD dwThreadId) */
 438 #define HANDLE_WM_ACTIVATEAPP(hwnd, wParam, lParam, fn) \
 439     ((fn)((hwnd), (BOOL)(wParam), (DWORD)(lParam)), 0L)
 440 #define FORWARD_WM_ACTIVATEAPP(hwnd, fActivate, dwThreadId, fn) \
 441     (void)(fn)((hwnd), WM_ACTIVATEAPP, (WPARAM)(BOOL)(fActivate), (LPARAM)(dwThreadId))
 442
 443 /* BOOL Cls_OnNCActivate(HWND hwnd, BOOL fActive, HWND hwndActDeact, BOOL fMinimized) */
 444 #define HANDLE_WM_NCACTIVATE(hwnd, wParam, lParam, fn) \
 445     (LRESULT)(DWORD)(BOOL)(fn)((hwnd), (BOOL)(wParam), 0L, 0L)
 446 #define FORWARD_WM_NCACTIVATE(hwnd, fActive, hwndActDeact, fMinimized, fn) \
 447     (BOOL)(DWORD)(fn)((hwnd), WM_NCACTIVATE, (WPARAM)(BOOL)(fActive), 0L)
 448
 449 /* void Cls_OnSetFocus(HWND hwnd, HWND hwndOldFocus) */
 450 #define HANDLE_WM_SETFOCUS(hwnd, wParam, lParam, fn) \
 451     ((fn)((hwnd), (HWND)(wParam)), 0L)
 452 #define FORWARD_WM_SETFOCUS(hwnd, hwndOldFocus, fn) \
 453     (void)(fn)((hwnd), WM_SETFOCUS, (WPARAM)(HWND)(hwndOldFocus), 0L)
 454
 455 /* void Cls_OnKillFocus(HWND hwnd, HWND hwndNewFocus) */
 456 #define HANDLE_WM_KILLFOCUS(hwnd, wParam, lParam, fn) \
 457     ((fn)((hwnd), (HWND)(wParam)), 0L)
 458 #define FORWARD_WM_KILLFOCUS(hwnd, hwndNewFocus, fn) \
 459     (void)(fn)((hwnd), WM_KILLFOCUS, (WPARAM)(HWND)(hwndNewFocus), 0L)
 460
 461 /* void Cls_OnKey(HWND hwnd, UINT vk, BOOL fDown, int cRepeat, UINT flags) */
 462 #define HANDLE_WM_KEYDOWN(hwnd, wParam, lParam, fn) \
 463     ((fn)((hwnd), (UINT)(wParam), TRUE, (int)(short)LOWORD(lParam), (UINT)HIWORD(lParam)), 0L)
 464 #define FORWARD_WM_KEYDOWN(hwnd, vk, cRepeat, flags, fn) \
 465     (void)(fn)((hwnd), WM_KEYDOWN, (WPARAM)(UINT)(vk), MAKELPARAM((cRepeat), (flags)))
 466
 467 /* void Cls_OnKey(HWND hwnd, UINT vk, BOOL fDown, int cRepeat, UINT flags) */
 468 #define HANDLE_WM_KEYUP(hwnd, wParam, lParam, fn) \
 469     ((fn)((hwnd), (UINT)(wParam), FALSE, (int)(short)LOWORD(lParam), (UINT)HIWORD(lParam)), 0L)
 470 #define FORWARD_WM_KEYUP(hwnd, vk, cRepeat, flags, fn) \
 471     (void)(fn)((hwnd), WM_KEYUP, (WPARAM)(UINT)(vk), MAKELPARAM((cRepeat), (flags)))
 472
 473 /* void Cls_OnChar(HWND hwnd, TCHAR ch, int cRepeat) */
 474 #define HANDLE_WM_CHAR(hwnd, wParam, lParam, fn) \
 475     ((fn)((hwnd), (TCHAR)(wParam), (int)(short)LOWORD(lParam)), 0L)
 476 #define FORWARD_WM_CHAR(hwnd, ch, cRepeat, fn) \
 477     (void)(fn)((hwnd), WM_CHAR, (WPARAM)(TCHAR)(ch), MAKELPARAM((cRepeat),0))
 478
 479 /* void Cls_OnDeadChar(HWND hwnd, TCHAR ch, int cRepeat) */
 480 #define HANDLE_WM_DEADCHAR(hwnd, wParam, lParam, fn) \
 481     ((fn)((hwnd), (TCHAR)(wParam), (int)(short)LOWORD(lParam)), 0L)
 482 #define FORWARD_WM_DEADCHAR(hwnd, ch, cRepeat, fn) \
 483     (void)(fn)((hwnd), WM_DEADCHAR, (WPARAM)(TCHAR)(ch), MAKELPARAM((cRepeat),0))
 484
 485 /* void Cls_OnSysKey(HWND hwnd, UINT vk, BOOL fDown, int cRepeat, UINT flags) */
 486 #define HANDLE_WM_SYSKEYDOWN(hwnd, wParam, lParam, fn) \
 487     ((fn)((hwnd), (UINT)(wParam), TRUE, (int)(short)LOWORD(lParam), (UINT)HIWORD(lParam)), 0L)
 488 #define FORWARD_WM_SYSKEYDOWN(hwnd, vk, cRepeat, flags, fn) \
 489     (void)(fn)((hwnd), WM_SYSKEYDOWN, (WPARAM)(UINT)(vk), MAKELPARAM((cRepeat), (flags)))
 490
 491 /* void Cls_OnSysKey(HWND hwnd, UINT vk, BOOL fDown, int cRepeat, UINT flags) */
 492 #define HANDLE_WM_SYSKEYUP(hwnd, wParam, lParam, fn) \
 493     ((fn)((hwnd), (UINT)(wParam), FALSE, (int)(short)LOWORD(lParam), (UINT)HIWORD(lParam)), 0L)
 494 #define FORWARD_WM_SYSKEYUP(hwnd, vk, cRepeat, flags, fn) \
 495     (void)(fn)((hwnd), WM_SYSKEYUP, (WPARAM)(UINT)(vk), MAKELPARAM((cRepeat), (flags)))
 496
 497 /* void Cls_OnSysChar(HWND hwnd, TCHAR ch, int cRepeat) */
 498 #define HANDLE_WM_SYSCHAR(hwnd, wParam, lParam, fn) \
 499     ((fn)((hwnd), (TCHAR)(wParam), (int)(short)LOWORD(lParam)), 0L)
 500 #define FORWARD_WM_SYSCHAR(hwnd, ch, cRepeat, fn) \
 501     (void)(fn)((hwnd), WM_SYSCHAR, (WPARAM)(TCHAR)(ch), MAKELPARAM((cRepeat), 0))
 502
 503 /* void Cls_OnSysDeadChar(HWND hwnd, TCHAR ch, int cRepeat) */
 504 #define HANDLE_WM_SYSDEADCHAR(hwnd, wParam, lParam, fn) \
 505     ((fn)((hwnd), (TCHAR)(wParam), (int)(short)LOWORD(lParam)), 0L)
 506 #define FORWARD_WM_SYSDEADCHAR(hwnd, ch, cRepeat, fn) \
 507     (void)(fn)((hwnd), WM_SYSDEADCHAR, (WPARAM)(TCHAR)(ch), MAKELPARAM((cRepeat), 0))
 508
 509 /* void Cls_OnMouseMove(HWND hwnd, int x, int y, UINT keyFlags) */
 510 #define HANDLE_WM_MOUSEMOVE(hwnd, wParam, lParam, fn) \
 511     ((fn)((hwnd), (int)(short)LOWORD(lParam), (int)(short)HIWORD(lParam), (UINT)(wParam)), 0L)
 512 #define FORWARD_WM_MOUSEMOVE(hwnd, x, y, keyFlags, fn) \
 513     (void)(fn)((hwnd), WM_MOUSEMOVE, (WPARAM)(UINT)(keyFlags), MAKELPARAM((x), (y)))
 514
 515 /* void Cls_OnLButtonDown(HWND hwnd, BOOL fDoubleClick, int x, int y, UINT keyFlags) */
 516 #define HANDLE_WM_LBUTTONDOWN(hwnd, wParam, lParam, fn) \
 517     ((fn)((hwnd), FALSE, (int)(short)LOWORD(lParam), (int)(short)HIWORD(lParam), (UINT)(wParam)), 0L)
 518 #define FORWARD_WM_LBUTTONDOWN(hwnd, fDoubleClick, x, y, keyFlags, fn) \
 519     (void)(fn)((hwnd), (fDoubleClick) ? WM_LBUTTONDBLCLK : WM_LBUTTONDOWN, (WPARAM)(UINT)(keyFlags), MAKELPARAM((x), (y)))
 520
 521 /* void Cls_OnLButtonDown(HWND hwnd, BOOL fDoubleClick, int x, int y, UINT keyFlags) */
 522 #define HANDLE_WM_LBUTTONDBLCLK(hwnd, wParam, lParam, fn) \
 523     ((fn)((hwnd), TRUE, (int)(short)LOWORD(lParam), (int)(short)HIWORD(lParam), (UINT)(wParam)), 0L)
 524
 525 /* void Cls_OnLButtonUp(HWND hwnd, int x, int y, UINT keyFlags) */
 526 #define HANDLE_WM_LBUTTONUP(hwnd, wParam, lParam, fn) \
 527     ((fn)((hwnd), (int)(short)LOWORD(lParam), (int)(short)HIWORD(lParam), (UINT)(wParam)), 0L)
 528 #define FORWARD_WM_LBUTTONUP(hwnd, x, y, keyFlags, fn) \
 529     (void)(fn)((hwnd), WM_LBUTTONUP, (WPARAM)(UINT)(keyFlags), MAKELPARAM((x), (y)))
 530
 531 /* void Cls_OnRButtonDown(HWND hwnd, BOOL fDoubleClick, int x, int y, UINT keyFlags) */
 532 #define HANDLE_WM_RBUTTONDOWN(hwnd, wParam, lParam, fn) \
 533     ((fn)((hwnd), FALSE, (int)(short)LOWORD(lParam), (int)(short)HIWORD(lParam), (UINT)(wParam)), 0L)
 534 #define FORWARD_WM_RBUTTONDOWN(hwnd, fDoubleClick, x, y, keyFlags, fn) \
 535     (void)(fn)((hwnd), (fDoubleClick) ? WM_RBUTTONDBLCLK : WM_RBUTTONDOWN, (WPARAM)(UINT)(keyFlags), MAKELPARAM((x), (y)))
 536
 537 /* void Cls_OnRButtonDown(HWND hwnd, BOOL fDoubleClick, int x, int y, UINT keyFlags) */
 538 #define HANDLE_WM_RBUTTONDBLCLK(hwnd, wParam, lParam, fn) \
 539     ((fn)((hwnd), TRUE, (int)(short)LOWORD(lParam), (int)(short)HIWORD(lParam), (UINT)(wParam)), 0L)
 540
 541 /* void Cls_OnRButtonUp(HWND hwnd, int x, int y, UINT flags) */
 542 #define HANDLE_WM_RBUTTONUP(hwnd, wParam, lParam, fn) \
 543     ((fn)((hwnd), (int)(short)LOWORD(lParam), (int)(short)HIWORD(lParam), (UINT)(wParam)), 0L)
 544 #define FORWARD_WM_RBUTTONUP(hwnd, x, y, keyFlags, fn) \
 545     (void)(fn)((hwnd), WM_RBUTTONUP, (WPARAM)(UINT)(keyFlags), MAKELPARAM((x), (y)))
 546
 547 /* void Cls_OnMButtonDown(HWND hwnd, BOOL fDoubleClick, int x, int y, UINT keyFlags) */
 548 #define HANDLE_WM_MBUTTONDOWN(hwnd, wParam, lParam, fn) \
 549     ((fn)((hwnd), FALSE, (int)(short)LOWORD(lParam), (int)(short)HIWORD(lParam), (UINT)(wParam)), 0L)
 550 #define FORWARD_WM_MBUTTONDOWN(hwnd, fDoubleClick, x, y, keyFlags, fn) \
 551     (void)(fn)((hwnd), (fDoubleClick) ? WM_MBUTTONDBLCLK : WM_MBUTTONDOWN, (WPARAM)(UINT)(keyFlags), MAKELPARAM((x), (y)))
 552
 553 /* void Cls_OnMButtonDown(HWND hwnd, BOOL fDoubleClick, int x, int y, UINT keyFlags) */
 554 #define HANDLE_WM_MBUTTONDBLCLK(hwnd, wParam, lParam, fn) \
 555     ((fn)((hwnd), TRUE, (int)(short)LOWORD(lParam), (int)(short)HIWORD(lParam), (UINT)(wParam)), 0L)
 556
 557 /* void Cls_OnMButtonUp(HWND hwnd, int x, int y, UINT flags) */
 558 #define HANDLE_WM_MBUTTONUP(hwnd, wParam, lParam, fn) \
 559     ((fn)((hwnd), (int)(short)LOWORD(lParam), (int)(short)HIWORD(lParam), (UINT)(wParam)), 0L)
 560 #define FORWARD_WM_MBUTTONUP(hwnd, x, y, keyFlags, fn) \
 561     (void)(fn)((hwnd), WM_MBUTTONUP, (WPARAM)(UINT)(keyFlags), MAKELPARAM((x), (y)))
 562
 563 /* void Cls_OnNCMouseMove(HWND hwnd, int x, int y, UINT codeHitTest) */
 564 #define HANDLE_WM_NCMOUSEMOVE(hwnd, wParam, lParam, fn) \
 565     ((fn)((hwnd), (int)(short)LOWORD(lParam), (int)(short)HIWORD(lParam), (UINT)(wParam)), 0L)
 566 #define FORWARD_WM_NCMOUSEMOVE(hwnd, x, y, codeHitTest, fn) \
 567     (void)(fn)((hwnd), WM_NCMOUSEMOVE, (WPARAM)(UINT)(codeHitTest), MAKELPARAM((x), (y)))
 568
 569 /* void Cls_OnNCLButtonDown(HWND hwnd, BOOL fDoubleClick, int x, int y, UINT codeHitTest) */
 570 #define HANDLE_WM_NCLBUTTONDOWN(hwnd, wParam, lParam, fn) \
 571     ((fn)((hwnd), FALSE, (int)(short)LOWORD(lParam), (int)(short)HIWORD(lParam), (UINT)(wParam)), 0L)
 572 #define FORWARD_WM_NCLBUTTONDOWN(hwnd, fDoubleClick, x, y, codeHitTest, fn) \
 573     (void)(fn)((hwnd), (fDoubleClick) ? WM_NCLBUTTONDBLCLK : WM_NCLBUTTONDOWN, (WPARAM)(UINT)(codeHitTest), MAKELPARAM((x), (y)))
 574
 575 /* void Cls_OnNCLButtonDown(HWND hwnd, BOOL fDoubleClick, int x, int y, UINT codeHitTest) */
 576 #define HANDLE_WM_NCLBUTTONDBLCLK(hwnd, wParam, lParam, fn) \
 577     ((fn)((hwnd), TRUE, (int)(short)LOWORD(lParam), (int)(short)HIWORD(lParam), (UINT)(wParam)), 0L)
 578
 579 /* void Cls_OnNCLButtonUp(HWND hwnd, int x, int y, UINT codeHitTest) */
 580 #define HANDLE_WM_NCLBUTTONUP(hwnd, wParam, lParam, fn) \
 581     ((fn)((hwnd), (int)(short)LOWORD(lParam), (int)(short)HIWORD(lParam), (UINT)(wParam)), 0L)
 582 #define FORWARD_WM_NCLBUTTONUP(hwnd, x, y, codeHitTest, fn) \
 583     (void)(fn)((hwnd), WM_NCLBUTTONUP, (WPARAM)(UINT)(codeHitTest), MAKELPARAM((x), (y)))
 584
 585 /* void Cls_OnNCRButtonDown(HWND hwnd, BOOL fDoubleClick, int x, int y, UINT codeHitTest) */
 586 #define HANDLE_WM_NCRBUTTONDOWN(hwnd, wParam, lParam, fn) \
 587     ((fn)((hwnd), FALSE, (int)(short)LOWORD(lParam), (int)(short)HIWORD(lParam), (UINT)(wParam)), 0L)
 588 #define FORWARD_WM_NCRBUTTONDOWN(hwnd, fDoubleClick, x, y, codeHitTest, fn) \
 589     (void)(fn)((hwnd), (fDoubleClick) ? WM_NCRBUTTONDBLCLK : WM_NCRBUTTONDOWN, (WPARAM)(UINT)(codeHitTest), MAKELPARAM((x), (y)) )
 590
 591 /* void Cls_OnNCRButtonDown(HWND hwnd, BOOL fDoubleClick, int x, int y, UINT codeHitTest) */
 592 #define HANDLE_WM_NCRBUTTONDBLCLK(hwnd, wParam, lParam, fn) \
 593     ((fn)((hwnd), TRUE, (int)(short)LOWORD(lParam), (int)(short)HIWORD(lParam), (UINT)(wParam)), 0L)
 594
 595 /* void Cls_OnNCRButtonUp(HWND hwnd, int x, int y, UINT codeHitTest) */
 596 #define HANDLE_WM_NCRBUTTONUP(hwnd, wParam, lParam, fn) \
 597     ((fn)((hwnd), (int)(short)LOWORD(lParam), (int)(short)HIWORD(lParam), (UINT)(wParam)), 0L)
 598 #define FORWARD_WM_NCRBUTTONUP(hwnd, x, y, codeHitTest, fn) \
 599     (void)(fn)((hwnd), WM_NCRBUTTONUP, (WPARAM)(UINT)(codeHitTest), MAKELPARAM((x), (y)) )
 600
 601 /* void Cls_OnNCMButtonDown(HWND hwnd, BOOL fDoubleClick, int x, int y, UINT codeHitTest) */
 602 #define HANDLE_WM_NCMBUTTONDOWN(hwnd, wParam, lParam, fn) \
 603     ((fn)((hwnd), FALSE, (int)(short)LOWORD(lParam), (int)(short)HIWORD(lParam), (UINT)(wParam)), 0L)
 604 #define FORWARD_WM_NCMBUTTONDOWN(hwnd, fDoubleClick, x, y, codeHitTest, fn) \
 605     (void)(fn)((hwnd), (fDoubleClick) ? WM_NCMBUTTONDBLCLK : WM_NCMBUTTONDOWN, (WPARAM)(UINT)(codeHitTest), MAKELPARAM((x), (y)) )
 606
 607 /* void Cls_OnNCMButtonDown(HWND hwnd, BOOL fDoubleClick, int x, int y, UINT codeHitTest) */
 608 #define HANDLE_WM_NCMBUTTONDBLCLK(hwnd, wParam, lParam, fn) \
 609     ((fn)((hwnd), TRUE, (int)(short)LOWORD(lParam), (int)(short)HIWORD(lParam), (UINT)(wParam)), 0L)
 610
 611 /* void Cls_OnNCMButtonUp(HWND hwnd, int x, int y, UINT codeHitTest) */
 612 #define HANDLE_WM_NCMBUTTONUP(hwnd, wParam, lParam, fn) \
 613     ((fn)((hwnd), (int)(short)LOWORD(lParam), (int)(short)HIWORD(lParam), (UINT)(wParam)), 0L)
 614 #define FORWARD_WM_NCMBUTTONUP(hwnd, x, y, codeHitTest, fn) \
 615     (void)(fn)((hwnd), WM_NCMBUTTONUP, (WPARAM)(UINT)(codeHitTest), MAKELPARAM((x), (y)) )
 616
 617 /* int Cls_OnMouseActivate(HWND hwnd, HWND hwndTopLevel, UINT codeHitTest, UINT msg) */
 618 #define HANDLE_WM_MOUSEACTIVATE(hwnd, wParam, lParam, fn) \
 619     (LRESULT)(DWORD)(int)(fn)((hwnd), (HWND)(wParam), (UINT)LOWORD(lParam), (UINT)HIWORD(lParam))
 620 #define FORWARD_WM_MOUSEACTIVATE(hwnd, hwndTopLevel, codeHitTest, msg, fn) \
 621     (int)(DWORD)(fn)((hwnd), WM_MOUSEACTIVATE, (WPARAM)(HWND)(hwndTopLevel), MAKELPARAM((codeHitTest), (msg)))
 622
 623 /* void Cls_OnCancelMode(HWND hwnd) */
 624 #define HANDLE_WM_CANCELMODE(hwnd, wParam, lParam, fn)  ((fn)(hwnd), 0L)
 625 #define FORWARD_WM_CANCELMODE(hwnd, fn)  (void)(fn)((hwnd), WM_CANCELMODE, 0L, 0L)
 626
 627 /* void Cls_OnInitMenu(HWND hwnd, HMENU hMenu) */
 628 #define HANDLE_WM_INITMENU(hwnd, wParam, lParam, fn) \
 629     ((fn)((hwnd), (HMENU)(wParam)), 0L)
 630 #define FORWARD_WM_INITMENU(hwnd, hMenu, fn) \
 631     (void)(fn)((hwnd), WM_INITMENU, (WPARAM)(HMENU)(hMenu), 0L)
 632
 633 /* void Cls_OnMenuSelect(HWND hwnd, HMENU hmenu, int item, HMENU hmenuPopup, UINT flags) */
 634 #define HANDLE_WM_MENUSELECT(hwnd, wParam, lParam, fn)                  \
 635     ((fn)((hwnd), (HMENU)(lParam),  \
 636     (HIWORD(wParam) & MF_POPUP) ? 0L : (int)(LOWORD(wParam)),           \
 637     (HIWORD(wParam) & MF_POPUP) ? GetSubMenu((HMENU)lParam, LOWORD(wParam)) : 0L, \
 638     (UINT)(((short)HIWORD(wParam) == -1) ? 0xFFFFFFFF : HIWORD(wParam))), 0L)
 639 #define FORWARD_WM_MENUSELECT(hwnd, hmenu, item, hmenuPopup, flags, fn) \
 640     (void)(fn)((hwnd), WM_MENUSELECT, MAKEWPARAM((item), (flags)), (LPARAM)(HMENU)((hmenu) ? (hmenu) : (hmenuPopup)))
 641
 642 /* DWORD Cls_OnMenuChar(HWND hwnd, UINT ch, UINT flags, HMENU hmenu) */
 643 #define HANDLE_WM_MENUCHAR(hwnd, wParam, lParam, fn) \
 644     (LRESULT)(DWORD)(fn)((hwnd), (UINT)(LOWORD(wParam)), (UINT)HIWORD(wParam), (HMENU)(lParam))
 645 #define FORWARD_WM_MENUCHAR(hwnd, ch, flags, hmenu, fn) \
 646     (DWORD)(fn)((hwnd), WM_MENUCHAR, MAKEWPARAM(flags, (WORD)(ch)), (LPARAM)(HMENU)(hmenu))
 647
 648 /* void Cls_OnHScroll(HWND hwnd, HWND hwndCtl, UINT code, int pos) */
 649 #define HANDLE_WM_HSCROLL(hwnd, wParam, lParam, fn) \
 650     ((fn)((hwnd), (HWND)(lParam), (UINT)(LOWORD(wParam)), (int)(short)HIWORD(wParam)), 0L)
 651 #define FORWARD_WM_HSCROLL(hwnd, hwndCtl, code, pos, fn) \
 652     (void)(fn)((hwnd), WM_HSCROLL, MAKEWPARAM((UINT)(int)(code),(UINT)(int)(pos)), (LPARAM)(UINT)(hwndCtl))
 653
 654 /* void Cls_OnVScroll(HWND hwnd, HWND hwndCtl, UINT code, int pos) */
 655 #define HANDLE_WM_VSCROLL(hwnd, wParam, lParam, fn) \
 656     ((fn)((hwnd), (HWND)(lParam), (UINT)(LOWORD(wParam)),  (int)(short)HIWORD(wParam)), 0L)
 657 #define FORWARD_WM_VSCROLL(hwnd, hwndCtl, code, pos, fn) \
 658     (void)(fn)((hwnd), WM_VSCROLL, MAKEWPARAM((UINT)(int)(code), (UINT)(int)(pos)), (LPARAM)(HWND)(hwndCtl))
 659
 660 /* void Cls_OnCut(HWND hwnd) */
 661 #define HANDLE_WM_CUT(hwnd, wParam, lParam, fn)  ((fn)(hwnd), 0L)
 662 #define FORWARD_WM_CUT(hwnd, fn)  (void)(fn)((hwnd), WM_CUT, 0L, 0L)
 663
 664 /* void Cls_OnCopy(HWND hwnd) */
 665 #define HANDLE_WM_COPY(hwnd, wParam, lParam, fn)  ((fn)(hwnd), 0L)
 666 #define FORWARD_WM_COPY(hwnd, fn)  (void)(fn)((hwnd), WM_COPY, 0L, 0L)
 667
 668 /* void Cls_OnPaste(HWND hwnd) */
 669 #define HANDLE_WM_PASTE(hwnd, wParam, lParam, fn)  ((fn)(hwnd), 0L)
 670 #define FORWARD_WM_PASTE(hwnd, fn)  (void)(fn)((hwnd), WM_PASTE, 0L, 0L)
 671
 672 /* void Cls_OnClear(HWND hwnd) */
 673 #define HANDLE_WM_CLEAR(hwnd, wParam, lParam, fn)  ((fn)(hwnd), 0L)
 674 #define FORWARD_WM_CLEAR(hwnd, fn)  (void)(fn)((hwnd), WM_CLEAR, 0L, 0L)
 675
 676 /* void Cls_OnUndo(HWND hwnd) */
 677 #define HANDLE_WM_UNDO(hwnd, wParam, lParam, fn)  ((fn)(hwnd), 0L)
 678 #define FORWARD_WM_UNDO(hwnd, fn)  (void)(fn)((hwnd), WM_UNDO, 0L, 0L)
 679
 680 /* HANDLE Cls_OnRenderFormat(HWND hwnd, UINT fmt) */
 681 #define HANDLE_WM_RENDERFORMAT(hwnd, wParam, lParam, fn) \
 682     (LRESULT)(DWORD)(UINT)(HANDLE)(fn)((hwnd), (UINT)(wParam))
 683 #define FORWARD_WM_RENDERFORMAT(hwnd, fmt, fn) \
 684     (HANDLE)(UINT)(DWORD)(fn)((hwnd), WM_RENDERFORMAT, (WPARAM)(UINT)(fmt), 0L)
 685
 686 /* void Cls_OnRenderAllFormats(HWND hwnd) */
 687 #define HANDLE_WM_RENDERALLFORMATS(hwnd, wParam, lParam, fn)  ((fn)(hwnd), 0L)
 688 #define FORWARD_WM_RENDERALLFORMATS(hwnd, fn)  (void)(fn)((hwnd), WM_RENDERALLFORMATS, 0L, 0L)
 689
 690 /* void Cls_OnDestroyClipboard(HWND hwnd) */
 691 #define HANDLE_WM_DESTROYCLIPBOARD(hwnd, wParam, lParam, fn)  ((fn)(hwnd), 0L)
 692 #define FORWARD_WM_DESTROYCLIPBOARD(hwnd, fn)  (void)(fn)((hwnd), WM_DESTROYCLIPBOARD, 0L, 0L)
 693
 694 /* void Cls_OnDrawClipboard(HWND hwnd) */
 695 #define HANDLE_WM_DRAWCLIPBOARD(hwnd, wParam, lParam, fn)  ((fn)(hwnd), 0L)
 696 #define FORWARD_WM_DRAWCLIPBOARD(hwnd, fn)  (void)(fn)((hwnd), WM_DRAWCLIPBOARD, 0L, 0L)
 697
 698 /* void Cls_OnPaintClipboard(HWND hwnd, HWND hwndCBViewer, const LPPAINTSTRUCT lpPaintStruct) */
 699 #define HANDLE_WM_PAINTCLIPBOARD(hwnd, wParam, lParam, fn) \
 700     ((fn)((hwnd), (HWND)(wParam), (const LPPAINTSTRUCT)GlobalLock((HGLOBAL)(lParam))), GlobalUnlock((HGLOBAL)(lParam)), 0L)
 701 #define FORWARD_WM_PAINTCLIPBOARD(hwnd, hwndCBViewer, lpPaintStruct, fn) \
 702     (void)(fn)((hwnd), WM_PAINTCLIPBOARD, (WPARAM)(HWND)(hwndCBViewer), (LPARAM)(LPPAINTSTRUCT)(lpPaintStruct))
 703
 704 /* void Cls_OnSizeClipboard(HWND hwnd, HWND hwndCBViewer, const LPRECT lprc) */
 705 #define HANDLE_WM_SIZECLIPBOARD(hwnd, wParam, lParam, fn) \
 706     ((fn)((hwnd), (HWND)(wParam), (const LPRECT)GlobalLock((HGLOBAL)(lParam))), GlobalUnlock((HGLOBAL)(lParam)), 0L)
 707 #define FORWARD_WM_SIZECLIPBOARD(hwnd, hwndCBViewer, lprc, fn) \
 708     (void)(fn)((hwnd), WM_SIZECLIPBOARD, (WPARAM)(HWND)(hwndCBViewer), (LPARAM)(LPRECT)(lprc))
 709
 710 /* void Cls_OnVScrollClipboard(HWND hwnd, HWND hwndCBViewer, UINT code, int pos) */
 711 #define HANDLE_WM_VSCROLLCLIPBOARD(hwnd, wParam, lParam, fn) \
 712     ((fn)((hwnd), (HWND)(wParam), (UINT)LOWORD(lParam), (int)(short)HIWORD(lParam)), 0L)
 713 #define FORWARD_WM_VSCROLLCLIPBOARD(hwnd, hwndCBViewer, code, pos, fn) \
 714     (void)(fn)((hwnd), WM_VSCROLLCLIPBOARD, (WPARAM)(HWND)(hwndCBViewer), MAKELPARAM((code), (pos)))
 715
 716 /* void Cls_OnHScrollClipboard(HWND hwnd, HWND hwndCBViewer, UINT code, int pos) */
 717 #define HANDLE_WM_HSCROLLCLIPBOARD(hwnd, wParam, lParam, fn) \
 718     ((fn)((hwnd), (HWND)(wParam), (UINT)LOWORD(lParam), (int)(short)HIWORD(lParam)), 0L)
 719 #define FORWARD_WM_HSCROLLCLIPBOARD(hwnd, hwndCBViewer, code, pos, fn) \
 720     (void)(fn)((hwnd), WM_HSCROLLCLIPBOARD, (WPARAM)(HWND)(hwndCBViewer), MAKELPARAM((code), (pos)))
 721
 722 /* void Cls_OnAskCBFormatName(HWND hwnd, int cchMax, LPTSTR rgchName) */
 723 #define HANDLE_WM_ASKCBFORMATNAME(hwnd, wParam, lParam, fn) \
 724     ((fn)((hwnd), (int)(wParam), (LPTSTR)(lParam)), 0L)
 725 #define FORWARD_WM_ASKCBFORMATNAME(hwnd, cchMax, rgchName, fn) \
 726     (void)(fn)((hwnd), WM_ASKCBFORMATNAME, (WPARAM)(int)(cchMax), (LPARAM)(rgchName))
 727
 728 /* void Cls_OnChangeCBChain(HWND hwnd, HWND hwndRemove, HWND hwndNext) */
 729 #define HANDLE_WM_CHANGECBCHAIN(hwnd, wParam, lParam, fn) \
 730     ((fn)((hwnd), (HWND)(wParam), (HWND)(lParam)), 0L)
 731 #define FORWARD_WM_CHANGECBCHAIN(hwnd, hwndRemove, hwndNext, fn) \
 732     (void)(fn)((hwnd), WM_CHANGECBCHAIN, (WPARAM)(HWND)(hwndRemove), (LPARAM)(HWND)(hwndNext))
 733
 734 /* BOOL Cls_OnSetCursor(HWND hwnd, HWND hwndCursor, UINT codeHitTest, UINT msg) */
 735 #define HANDLE_WM_SETCURSOR(hwnd, wParam, lParam, fn) \
 736     (LRESULT)(DWORD)(BOOL)(fn)((hwnd), (HWND)(wParam), (UINT)LOWORD(lParam), (UINT)HIWORD(lParam))
 737 #define FORWARD_WM_SETCURSOR(hwnd, hwndCursor, codeHitTest, msg, fn) \
 738     (BOOL)(DWORD)(fn)((hwnd), WM_SETCURSOR, (WPARAM)(HWND)(hwndCursor), MAKELPARAM((codeHitTest), (msg)))
 739
 740 /* void Cls_OnSysCommand(HWND hwnd, UINT cmd, int x, int y) */
 741 #define HANDLE_WM_SYSCOMMAND(hwnd, wParam, lParam, fn) \
 742     ((fn)((hwnd), (UINT)(wParam), (int)(short)LOWORD(lParam), (int)(short)HIWORD(lParam)), 0L)
 743 #define FORWARD_WM_SYSCOMMAND(hwnd, cmd, x, y, fn) \
 744     (void)(fn)((hwnd), WM_SYSCOMMAND, (WPARAM)(UINT)(cmd), MAKELPARAM((x), (y)))
 745
 746 /* HWND Cls_MDICreate(HWND hwnd, const LPMDICREATESTRUCT lpmcs) */
 747 #define HANDLE_WM_MDICREATE(hwnd, wParam, lParam, fn) \
 748     (LRESULT)(DWORD)(UINT)(fn)((hwnd), (LPMDICREATESTRUCT)(lParam))
 749 #define FORWARD_WM_MDICREATE(hwnd, lpmcs, fn) \
 750     (HWND)(UINT)(DWORD)(fn)((hwnd), WM_MDICREATE, 0L, (LPARAM)(LPMDICREATESTRUCT)(lpmcs))
 751
 752 /* void Cls_MDIDestroy(HWND hwnd, HWND hwndDestroy) */
 753 #define HANDLE_WM_MDIDESTROY(hwnd, wParam, lParam, fn) \
 754     ((fn)((hwnd), (HWND)(wParam)), 0L)
 755 #define FORWARD_WM_MDIDESTROY(hwnd, hwndDestroy, fn) \
 756     (void)(fn)((hwnd), WM_MDIDESTROY, (WPARAM)(hwndDestroy), 0L)
 757
 758 /* NOTE: Usable only by MDI client windows */
 759 /* void Cls_MDIActivate(HWND hwnd, BOOL fActive, HWND hwndActivate, HWND hwndDeactivate) */
 760 #define HANDLE_WM_MDIACTIVATE(hwnd, wParam, lParam, fn) \
 761     ((fn)((hwnd), (BOOL)(lParam == (LPARAM)hwnd), (HWND)(lParam), (HWND)(wParam)), 0L)
 762 #define FORWARD_WM_MDIACTIVATE(hwnd, fActive, hwndActivate, hwndDeactivate, fn) \
 763     (void)(fn)(hwnd, WM_MDIACTIVATE, (WPARAM)(hwndDeactivate), (LPARAM)(hwndActivate))
 764
 765 /* void Cls_MDIRestore(HWND hwnd, HWND hwndRestore) */
 766 #define HANDLE_WM_MDIRESTORE(hwnd, wParam, lParam, fn) \
 767     ((fn)((hwnd), (HWND)(wParam)), 0L)
 768 #define FORWARD_WM_MDIRESTORE(hwnd, hwndRestore, fn) \
 769     (void)(fn)((hwnd), WM_MDIRESTORE, (WPARAM)(hwndRestore), 0L)
 770
 771 /* HWND Cls_MDINext(HWND hwnd, HWND hwndCur, BOOL fPrev) */
 772 #define HANDLE_WM_MDINEXT(hwnd, wParam, lParam, fn) \
 773     (LRESULT)(HWND)(fn)((hwnd), (HWND)(wParam), (BOOL)lParam)
 774 #define FORWARD_WM_MDINEXT(hwnd, hwndCur, fPrev, fn) \
 775     (HWND)(UINT)(DWORD)(fn)((hwnd), WM_MDINEXT, (WPARAM)(hwndCur), (LPARAM)(fPrev))
 776
 777 /* void Cls_MDIMaximize(HWND hwnd, HWND hwndMaximize) */
 778 #define HANDLE_WM_MDIMAXIMIZE(hwnd, wParam, lParam, fn) \
 779     ((fn)((hwnd), (HWND)(wParam)), 0L)
 780 #define FORWARD_WM_MDIMAXIMIZE(hwnd, hwndMaximize, fn) \
 781     (void)(fn)((hwnd), WM_MDIMAXIMIZE, (WPARAM)(hwndMaximize), 0L)
 782
 783 /* BOOL Cls_MDITile(HWND hwnd, UINT cmd) */
 784 #define HANDLE_WM_MDITILE(hwnd, wParam, lParam, fn) \
 785     (LRESULT)(DWORD)(fn)((hwnd), (UINT)(wParam))
 786 #define FORWARD_WM_MDITILE(hwnd, cmd, fn) \
 787     (BOOL)(DWORD)(fn)((hwnd), WM_MDITILE, (WPARAM)(cmd), 0L)
 788
 789 /* BOOL Cls_MDICascade(HWND hwnd, UINT cmd) */
 790 #define HANDLE_WM_MDICASCADE(hwnd, wParam, lParam, fn) \
 791     (LRESULT)(DWORD)(fn)((hwnd), (UINT)(wParam))
 792 #define FORWARD_WM_MDICASCADE(hwnd, cmd, fn) \
 793     (BOOL)(DWORD)(fn)((hwnd), WM_MDICASCADE, (WPARAM)(cmd), 0L)
 794
 795 /* void Cls_MDIIconArrange(HWND hwnd) */
 796 #define HANDLE_WM_MDIICONARRANGE(hwnd, wParam, lParam, fn) \
 797     ((fn)(hwnd), 0L)
 798 #define FORWARD_WM_MDIICONARRANGE(hwnd, fn) \
 799     (void)(fn)((hwnd), WM_MDIICONARRANGE, 0L, 0L)
 800
 801 /* HWND Cls_MDIGetActive(HWND hwnd) */
 802 #define HANDLE_WM_MDIGETACTIVE(hwnd, wParam, lParam, fn) \
 803     (LRESULT)(DWORD)(UINT)(fn)(hwnd)
 804 #define FORWARD_WM_MDIGETACTIVE(hwnd, fn) \
 805     (HWND)(UINT)(DWORD)(fn)((hwnd), WM_MDIGETACTIVE, 0L, 0L)
 806
 807 /* HMENU Cls_MDISetMenu(HWND hwnd, BOOL fRefresh, HMENU hmenuFrame, HMENU hmenuWindow) */
 808 #define HANDLE_WM_MDISETMENU(hwnd, wParam, lParam, fn) \
 809     (LRESULT)(DWORD)(UINT)(fn)((hwnd), (BOOL)(wParam), (HMENU)(wParam), (HMENU)(lParam))
 810 #define FORWARD_WM_MDISETMENU(hwnd, fRefresh, hmenuFrame, hmenuWindow, fn) \
 811     (HMENU)(UINT)(DWORD)(fn)((hwnd), WM_MDISETMENU, (WPARAM)((fRefresh) ? (hmenuFrame) : 0), (LPARAM)(hmenuWindow))
 812
 813 /* void Cls_OnChildActivate(HWND hwnd) */
 814 #define HANDLE_WM_CHILDACTIVATE(hwnd, wParam, lParam, fn) \
 815     ((fn)(hwnd), 0L)
 816 #define FORWARD_WM_CHILDACTIVATE(hwnd, fn) \
 817     (void)(fn)((hwnd), WM_CHILDACTIVATE, 0L, 0L)
 818
 819 /* BOOL Cls_OnInitDialog(HWND hwnd, HWND hwndFocus, LPARAM lParam) */
 820 #define HANDLE_WM_INITDIALOG(hwnd, wParam, lParam, fn) \
 821     (LRESULT)(DWORD)(UINT)(BOOL)(fn)((hwnd), (HWND)(wParam), lParam)
 822 #define FORWARD_WM_INITDIALOG(hwnd, hwndFocus, lParam, fn) \
 823     (BOOL)(DWORD)(fn)((hwnd), WM_INITDIALOG, (WPARAM)(HWND)(hwndFocus), (lParam))
 824
 825 /* HWND Cls_OnNextDlgCtl(HWND hwnd, HWND hwndSetFocus, BOOL fNext) */
 826 #define HANDLE_WM_NEXTDLGCTL(hwnd, wParam, lParam, fn) \
 827     (LRESULT)(DWORD)(UINT)(HWND)(fn)((hwnd), (HWND)(wParam), (BOOL)(lParam))
 828 #define FORWARD_WM_NEXTDLGCTL(hwnd, hwndSetFocus, fNext, fn) \
 829     (HWND)(UINT)(DWORD)(fn)((hwnd), WM_NEXTDLGCTL, (WPARAM)(HWND)(hwndSetFocus), (LPARAM)(fNext))
 830
 831 /* void Cls_OnParentNotify(HWND hwnd, UINT msg, HWND hwndChild, int idChild) */
 832 #define HANDLE_WM_PARENTNOTIFY(hwnd, wParam, lParam, fn) \
 833     ((fn)((hwnd), (UINT)LOWORD(wParam), (HWND)(lParam), (UINT)HIWORD(wParam)), 0L)
 834 #define FORWARD_WM_PARENTNOTIFY(hwnd, msg, hwndChild, idChild, fn) \
 835     (void)(fn)((hwnd), WM_PARENTNOTIFY, MAKEWPARAM(msg, idChild), (LPARAM)(hwndChild))
 836
 837 /* void Cls_OnEnterIdle(HWND hwnd, UINT source, HWND hwndSource) */
 838 #define HANDLE_WM_ENTERIDLE(hwnd, wParam, lParam, fn) \
 839     ((fn)((hwnd), (UINT)(wParam), (HWND)(lParam)), 0L)
 840 #define FORWARD_WM_ENTERIDLE(hwnd, source, hwndSource, fn) \
 841     (void)(fn)((hwnd), WM_ENTERIDLE, (WPARAM)(UINT)(source), (LPARAM)(HWND)(hwndSource))
 842
 843 /* UINT Cls_OnGetDlgCode(HWND hwnd, LPMSG lpmsg) */
 844 #define HANDLE_WM_GETDLGCODE(hwnd, wParam, lParam, fn) \
 845     (LRESULT)(DWORD)(UINT)(fn)(hwnd, (LPMSG)(lParam))
 846 #define FORWARD_WM_GETDLGCODE(hwnd, lpmsg, fn) \
 847     (UINT)(DWORD)(fn)((hwnd), WM_GETDLGCODE, (lpmsg ? lpmsg->wParam : 0), (LPARAM)(LPMSG)(lpmsg))
 848
 849 /* HBRUSH Cls_OnCtlColor(HWND hwnd, HDC hdc, HWND hwndChild, int type) */
 850 #define HANDLE_WM_CTLCOLORMSGBOX(hwnd, wParam, lParam, fn) \
 851     (LRESULT)(DWORD)(UINT)(HBRUSH)(fn)((hwnd), (HDC)(wParam), (HWND)(lParam), CTLCOLOR_MSGBOX)
 852 #define FORWARD_WM_CTLCOLORMSGBOX(hwnd, hdc, hwndChild, fn) \
 853     (HBRUSH)(UINT)(DWORD)(fn)((hwnd), WM_CTLCOLORMSGBOX, (WPARAM)(HDC)(hdc), (LPARAM)(HWND)(hwndChild))
 854
 855 #define HANDLE_WM_CTLCOLOREDIT(hwnd, wParam, lParam, fn) \
 856     (LRESULT)(DWORD)(UINT)(HBRUSH)(fn)((hwnd), (HDC)(wParam), (HWND)(lParam), CTLCOLOR_EDIT)
 857 #define FORWARD_WM_CTLCOLOREDIT(hwnd, hdc, hwndChild, fn) \
 858     (HBRUSH)(UINT)(DWORD)(fn)((hwnd), WM_CTLCOLOREDIT, (WPARAM)(HDC)(hdc), (LPARAM)(HWND)(hwndChild))
 859
 860 #define HANDLE_WM_CTLCOLORLISTBOX(hwnd, wParam, lParam, fn) \
 861     (LRESULT)(DWORD)(UINT)(HBRUSH)(fn)((hwnd), (HDC)(wParam), (HWND)(lParam), CTLCOLOR_LISTBOX)
 862 #define FORWARD_WM_CTLCOLORLISTBOX(hwnd, hdc, hwndChild, fn) \
 863     (HBRUSH)(UINT)(DWORD)(fn)((hwnd), WM_CTLCOLORLISTBOX, (WPARAM)(HDC)(hdc), (LPARAM)(HWND)(hwndChild))
 864
 865 #define HANDLE_WM_CTLCOLORBTN(hwnd, wParam, lParam, fn) \
 866     (LRESULT)(DWORD)(UINT)(HBRUSH)(fn)((hwnd), (HDC)(wParam), (HWND)(lParam), CTLCOLOR_BTN)
 867 #define FORWARD_WM_CTLCOLORBTN(hwnd, hdc, hwndChild, fn) \
 868     (HBRUSH)(UINT)(DWORD)(fn)((hwnd), WM_CTLCOLORBTN, (WPARAM)(HDC)(hdc), (LPARAM)(HWND)(hwndChild))
 869
 870 #define HANDLE_WM_CTLCOLORDLG(hwnd, wParam, lParam, fn) \
 871     (LRESULT)(DWORD)(UINT)(HBRUSH)(fn)((hwnd), (HDC)(wParam), (HWND)(lParam), CTLCOLOR_DLG)
 872 #define FORWARD_WM_CTLCOLORDLG(hwnd, hdc, hwndChild, fn) \
 873     (HBRUSH)(UINT)(DWORD)(fn)((hwnd), WM_CTLCOLORDLG, (WPARAM)(HDC)(hdc), (LPARAM)(HWND)(hwndChild))
 874
 875 #define HANDLE_WM_CTLCOLORSCROLLBAR(hwnd, wParam, lParam, fn) \
 876     (LRESULT)(DWORD)(UINT)(HBRUSH)(fn)((hwnd), (HDC)(wParam), (HWND)(lParam), CTLCOLOR_SCROLLBAR)
 877 #define FORWARD_WM_CTLCOLORSCROLLBAR(hwnd, hdc, hwndChild, fn) \
 878     (HBRUSH)(UINT)(DWORD)(fn)((hwnd), WM_CTLCOLORSCROLLBAR, (WPARAM)(HDC)(hdc), (LPARAM)(HWND)(hwndChild))
 879
 880 #define HANDLE_WM_CTLCOLORSTATIC(hwnd, wParam, lParam, fn) \
 881     (LRESULT)(DWORD)(UINT)(HBRUSH)(fn)((hwnd), (HDC)(wParam), (HWND)(lParam), CTLCOLOR_STATIC)
 882 #define FORWARD_WM_CTLCOLORSTATIC(hwnd, hdc, hwndChild, fn) \
 883     (HBRUSH)(UINT)(DWORD)(fn)((hwnd), WM_CTLCOLORSTATIC, (WPARAM)(HDC)(hdc), (LPARAM)(HWND)(hwndChild))
 884
 885 /* void Cls_OnDeleteItem(HWND hwnd, const DELETEITEMSTRUCT * lpDeleteItem) */
 886 #define HANDLE_WM_DELETEITEM(hwnd, wParam, lParam, fn) \
 887     ((fn)((hwnd), (const DELETEITEMSTRUCT *)(lParam)), 0L)
 888 #define FORWARD_WM_DELETEITEM(hwnd, lpDeleteItem, fn) \
 889     (void)(fn)((hwnd), WM_DELETEITEM, (WPARAM)(((const DELETEITEMSTRUCT *)(lpDeleteItem))->CtlID), (LPARAM)(const DELETEITEMSTRUCT *)(lpDeleteItem))
 890
 891 /* int Cls_OnCompareItem(HWND hwnd, const COMPAREITEMSTRUCT * lpCompareItem) */
 892 #define HANDLE_WM_COMPAREITEM(hwnd, wParam, lParam, fn) \
 893     (LRESULT)(DWORD)(int)(fn)((hwnd), (const COMPAREITEMSTRUCT *)(lParam))
 894 #define FORWARD_WM_COMPAREITEM(hwnd, lpCompareItem, fn) \
 895     (int)(DWORD)(fn)((hwnd), WM_COMPAREITEM, (WPARAM)(((const COMPAREITEMSTRUCT *)(lpCompareItem))->CtlID), (LPARAM)(const COMPAREITEMSTRUCT *)(lpCompareItem))
 896
 897 /* int Cls_OnVkeyToItem(HWND hwnd, UINT vk, HWND hwndListbox, int iCaret) */
 898 #define HANDLE_WM_VKEYTOITEM(hwnd, wParam, lParam, fn) \
 899     (LRESULT)(DWORD)(int)(fn)((hwnd), (UINT)LOWORD(wParam), (HWND)(lParam), (int)(short)HIWORD(wParam))
 900 #define FORWARD_WM_VKEYTOITEM(hwnd, vk, hwndListBox, iCaret, fn) \
 901     (int)(DWORD)(fn)((hwnd), WM_VKEYTOITEM, MAKEWPARAM((vk), (iCaret)), (LPARAM)(hwndListBox))
 902
 903 /* int Cls_OnCharToItem(HWND hwnd, UINT ch, HWND hwndListbox, int iCaret) */
 904 #define HANDLE_WM_CHARTOITEM(hwnd, wParam, lParam, fn) \
 905     (LRESULT)(DWORD)(int)(fn)((hwnd), (UINT)LOWORD(wParam), (HWND)(lParam), (int)(short)HIWORD(wParam))
 906 #define FORWARD_WM_CHARTOITEM(hwnd, ch, hwndListBox, iCaret, fn) \
 907     (int)(DWORD)(fn)((hwnd), WM_CHARTOITEM, MAKEWPARAM((UINT)(ch), (UINT)(iCaret)), (LPARAM)(hwndListBox))
 908
 909 /* void Cls_OnQueueSync(HWND hwnd) */
 910 #define HANDLE_WM_QUEUESYNC(hwnd, wParam, lParam, fn) \
 911     ((fn)(hwnd), 0L)
 912 #define FORWARD_WM_QUEUESYNC(hwnd, fn) \
 913     (void)(fn)((hwnd), WM_QUEUESYNC, 0L, 0L)
 914 #if (WINVER >= 0x030a)
 915 /* void Cls_OnCommNotify(HWND hwnd, int cid, UINT flags) */
 916 #define HANDLE_WM_COMMNOTIFY(hwnd, wParam, lParam, fn) \
 917     ((fn)((hwnd), (int)(wParam), (UINT)LOWORD(lParam)), 0L)
 918 #define FORWARD_WM_COMMNOTIFY(hwnd, cid, flags, fn) \
 919     (void)(fn)((hwnd), WM_COMMNOTIFY, (WPARAM)(cid), MAKELPARAM((flags), 0))
 920 #endif
 921
 922 /* void Cls_OnDisplayChange(HWND hwnd, UINT bitsPerPixel, UINT cxScreen, UINT cyScreen) */
 923 #define HANDLE_WM_DISPLAYCHANGE(hwnd, wParam, lParam, fn) \
 924     ((fn)((hwnd), (UINT)(wParam), (UINT)LOWORD(lParam), (UINT)HIWORD(wParam)), 0L)
 925 #define FORWARD_WM_DISPLAYCHANGE(hwnd, bitsPerPixel, cxScreen, cyScreen, fn) \
 926     (void)(fn)((hwnd), WM_DISPLAYCHANGE, (WPARAM)(UINT)(bitsPerPixel), (LPARAM)MAKELPARAM((UINT)(cxScreen), (UINT)(cyScreen)))
 927
 928 /* BOOL Cls_OnDeviceChange(HWND hwnd, UINT uEvent, DWORD dwEventData) */
 929 #define HANDLE_WM_DEVICECHANGE(hwnd, wParam, lParam, fn) \
 930     (LRESULT)(DWORD)(BOOL)(fn)((hwnd), (UINT)(wParam), (DWORD)(wParam))
 931 #define FORWARD_WM_DEVICECHANGE(hwnd, uEvent, dwEventData, fn) \
 932     (BOOL)(DWORD)(fn)((hwnd), WM_DEVICECHANGE, (WPARAM)(UINT)(uEvent), (LPARAM)(DWORD)(dwEventData))
 933
 934 /* void Cls_OnContextMenu(HWND hwnd, HWND hwndContext, UINT xPos, UINT yPos) */
 935 #define HANDLE_WM_CONTEXTMENU(hwnd, wParam, lParam, fn) \
 936     ((fn)((hwnd), (HWND)(wParam), (UINT)LOWORD(lParam), (UINT)HIWORD(lParam)), 0L)
 937 #define FORWARD_WM_CONTEXTMENU(hwnd, hwndContext, xPos, yPos, fn) \
 938     (void)(fn)((hwnd), WM_CONTEXTMENU, (WPARAM)(HWND)(hwndContext), MAKELPARAM((UINT)(xPos), (UINT)(yPos)))
 939
 940 /* void Cls_OnMeasureItem(HWND hwnd, MEASUREITEMSTRUCT * lpMeasureItem) */
 941 #define HANDLE_WM_MEASUREITEM(hwnd, wParam, lParam, fn) \
 942             ((fn)((hwnd), (MEASUREITEMSTRUCT *)(lParam)), 0L)
 943 #define FORWARD_WM_MEASUREITEM(hwnd, lpMeasureItem, fn) \
 944             (void)(fn)((hwnd), WM_MEASUREITEM, (WPARAM)(((MEASUREITEMSTRUCT *)lpMeasureItem)->CtlID), (LPARAM)(MEASUREITEMSTRUCT *)(lpMeasureItem))
 945
 946 /* void Cls_OnCommand(HWND hwnd, int id, HWND hwndCtl, UINT codeNotify) */
 947 #define HANDLE_WM_COMMAND(hwnd, wParam, lParam, fn) \
 948             ((fn)((hwnd), (int)(LOWORD(wParam)), (HWND)(lParam), (UINT)HIWORD(wParam)), 0L)
 949 #define FORWARD_WM_COMMAND(hwnd, id, hwndCtl, codeNotify, fn) \
 950             (void)(fn)((hwnd), WM_COMMAND, MAKEWPARAM((UINT)(id),(UINT)(codeNotify)), (LPARAM)(HWND)(hwndCtl))
 951
 952 /* void Cls_OnTimer(HWND hwnd, UINT id) */
 953 #define HANDLE_WM_TIMER(hwnd, wParam, lParam, fn) ((fn)((hwnd), (UINT)(wParam)), 0L)
 954 #define FORWARD_WM_TIMER(hwnd, id, fn) (void)(fn)((hwnd), WM_TIMER, (WPARAM)(UINT)(id), 0L)
 955
 956 /* void Cls_OnInitMenuPopup(HWND hwnd, HMENU hMenu, UINT item, BOOL fSystemMenu) */
 957 #define HANDLE_WM_INITMENUPOPUP(hwnd, wParam, lParam, fn) \
 958         ((fn)((hwnd), (HMENU)(wParam), (UINT)LOWORD(lParam), (BOOL)HIWORD(lParam)), 0L)
 959 #define FORWARD_WM_INITMENUPOPUP(hwnd, hMenu, item, fSystemMenu, fn) \
 960         (void)(fn)((hwnd), WM_INITMENUPOPUP, (WPARAM)(HMENU)(hMenu), MAKELPARAM((item),(fSystemMenu)))
 961
 962 /* UINT Cls_OnNCHitTest(HWND hwnd, int x, int y) */
 963 #define HANDLE_WM_NCHITTEST(hwnd, wParam, lParam, fn) \
 964         (LRESULT)(DWORD)(UINT)(fn)((hwnd), (int)(short)LOWORD(lParam), (int)(short)HIWORD(lParam))
 965 #define FORWARD_WM_NCHITTEST(hwnd, x, y, fn) \
 966         (UINT)(DWORD)(fn)((hwnd), WM_NCHITTEST, 0L, MAKELPARAM((x), (y)))
 967
 968 /* HFONT Cls_OnGetFont(HWND hwnd) */
 969 #define HANDLE_WM_GETFONT(hwnd, wParam, lParam, fn)  (LRESULT)(DWORD)(UINT)(HFONT)(fn)(hwnd)
 970 #define FORWARD_WM_GETFONT(hwnd, fn)  (HFONT)(UINT)(DWORD)(fn)((hwnd), WM_GETFONT, 0L, 0L)
 971
 972 /* void Cls_OnSetFont(HWND hwndCtl, HFONT hfont, BOOL fRedraw) */
 973 #define HANDLE_WM_SETFONT(hwnd, wParam, lParam, fn) \
 974             ((fn)((hwnd), (HFONT)(wParam), (BOOL)(lParam)), 0L)
 975 #define FORWARD_WM_SETFONT(hwnd, hfont, fRedraw, fn) \
 976                          (void)(fn)((hwnd), WM_SETFONT, (WPARAM)(HFONT)(hfont), (LPARAM)(BOOL)(fRedraw))
 977
 978 /* void Cls_OnGetMinMaxInfo(HWND hwnd, LPMINMAXINFO lpMinMaxInfo) */
 979 #define HANDLE_WM_GETMINMAXINFO(hwnd, wParam, lParam, fn) \
 980                          ((fn)((hwnd), (LPMINMAXINFO)(lParam)), 0L)
 981 #define FORWARD_WM_GETMINMAXINFO(hwnd, lpMinMaxInfo, fn) \
 982                         (void)(fn)((hwnd), WM_GETMINMAXINFO, 0L, (LPARAM)(LPMINMAXINFO)(lpMinMaxInfo))
 983
 984 /* void Cls_OnDrawItem(HWND hwnd, const DRAWITEMSTRUCT lpDrawItem) */
 985 #define HANDLE_WM_DRAWITEM(hwnd, wParam, lParam, fn) \
 986             ((fn)((hwnd), (const DRAWITEMSTRUCT *)(lParam)), 0L)
 987 #define FORWARD_WM_DRAWITEM(hwnd, lpDrawItem, fn) \
 988         (void)(fn)((hwnd), WM_DRAWITEM, (WPARAM)(((const DRAWITEMSTRUCT *)lpDrawItem)->CtlID), (LPARAM)(const DRAWITEMSTRUCT *)(lpDrawItem))
 989
 990
 991 /****** C runtime porting macros ****************************************/
 992
 993 #define _ncalloc    calloc
 994 #define _nexpand    _expand
 995 #define _ffree      free
 996 #define _fmalloc    malloc
 997 #define _fmemccpy   _memccpy
 998 #define _fmemchr    memchr
 999 #define _fmemcmp    memcmp
1000 #define _fmemcpy    memcpy
1001 #define _fmemicmp   _memicmp
1002 #define _fmemmove   memmove
1003 #define _fmemset    memset
1004 #define _fmsize     _msize
1005 #define _frealloc   realloc
1006 #define _fstrcat    strcat
1007 #define _fstrchr    strchr
1008 #define _fstrcmp    strcmp
1009 #define _fstrcpy    strcpy
1010 #define _fstrcspn   strcspn
1011 #define _fstrdup    _strdup
1012 #define _fstricmp   _stricmp
1013 #define _fstrlen    strlen
1014 #define _fstrlwr    _strlwr
1015 #define _fstrncat   strncat
1016 #define _fstrncmp   strncmp
1017 #define _fstrncpy   strncpy
1018 #define _fstrnicmp  _strnicmp
1019 #define _fstrnset   _strnset
1020 #define _fstrpbrk   strpbrk
1021 #define _fstrrchr   strrchr
1022 #define _fstrrev    _strrev
1023 #define _fstrset    _strset
1024 #define _fstrspn    strspn
1025 #define _fstrstr    strstr
1026 #define _fstrtok    strtok
1027 #define _fstrupr    _strupr
1028 #define _nfree      free
1029 #define _nmalloc    malloc
1030 #define _nmsize     _msize
1031 #define _nrealloc   realloc
1032 #define _nstrdup    _strdup
1033 #define hmemcpy16     MoveMemory
1034
1035 #ifdef __cplusplus
1036 }
1037 #endif
1038
1039 #endif
1040