sdk/include/reactos/winxx.h

   1 /*
   2  * PROJECT:     ReactOS header files
   3  * LICENSE:     CC-BY-4.0 (https://spdx.org/licenses/CC-BY-4.0.html)
   4  * PURPOSE:     An unofficial extension of <windowsx.h>
   5  * COPYRIGHT:   Copyright 2017-2019 Katayama Hirofumi MZ (katayama.hirofumi.mz@gmail.com)
   6  */
   7
   8 #ifndef _INC_WINXX
   9 #define _INC_WINXX      2   /* Version 2 */
  10
  11 #pragma once
  12
  13 #ifndef _INC_WINDOWS
  14     #include <windows.h>
  15 #endif
  16 #ifndef _INC_WINDOWSX
  17     #include <windowsx.h>
  18 #endif
  19 #ifndef _INC_COMMCTRL
  20     #include <commctrl.h>
  21 #endif
  22
  23 /* additional message crackers */
  24
  25 /* void Cls_OnNull(HWND hwnd) */
  26 #ifndef HANDLE_WM_NULL
  27 #define HANDLE_WM_NULL(hwnd, wParam, lParam, fn) \
  28     ((fn)((hwnd)), 0L)
  29 #define FORWARD_WM_NULL(hwnd, fn) \
  30     (void)((fn)((hwnd), WM_NULL, 0, 0L), 0L)
  31 #endif
  32
  33 /* INT Cls_OnSetHotKey(HWND hwnd, INT nCode, UINT nOptions) */
  34 #ifndef HANDLE_WM_SETHOTKEY
  35 #define HANDLE_WM_SETHOTKEY(hwnd, wParam, lParam, fn) \
  36     (LRESULT)(INT_PTR)(INT)(fn)((hwnd), (INT)LOWORD(wParam), (UINT)HIWORD(wParam))
  37 #define FORWARD_WM_SETHOTKEY(hwnd, nCode, nOptions, fn) \
  38     (INT)(fn)((hwnd), WM_SETHOTKEY, MAKEWPARAM((nCode), (nOptions)))
  39 #endif
  40
  41 /* INT Cls_OnGetHotKey(HWND hwnd) */
  42 #ifndef HANDLE_WM_GETHOTKEY
  43 #define HANDLE_WM_GETHOTKEY(hwnd, wParam, lParam, fn) \
  44     (LRESULT)(INT_PTR)(INT)(fn)((hwnd))
  45 #define FORWARD_WM_GETHOTKEY(hwnd, fn) \
  46     (INT)(fn)((hwnd), WM_GETHOTKEY, 0, 0L)
  47 #endif
  48
  49 /* void Cls_OnPaintIcon(HWND hwnd) */
  50 #ifndef HANDLE_WM_PAINTICON
  51 #define HANDLE_WM_PAINTICON(hwnd, wParam, lParam, fn) \
  52     ((fn)((hwnd)), 0L)
  53 #define FORWARD_WM_PAINTICON(hwnd, fn) \
  54     (void)((fn)((hwnd), WM_PAINTICON, 0, 0L), 0L)
  55 #endif
  56
  57 /* LRESULT Cls_OnGetObject(HWND hwnd, WPARAM wParam, DWORD dwObjId) */
  58 #ifndef HANDLE_WM_GETOBJECT
  59 #define HANDLE_WM_GETOBJECT(hwnd, wParam, lParam, fn) \
  60     (LRESULT)(fn)((hwnd), (WPARAM)(wParam), (DWORD)(lParam))
  61 #define FORWARD_WM_GETOBJECT(hwnd, wParam, dwObjId, fn) \
  62     (fn)((hwnd), WM_GETOBJECT, (WPARAM)(wParam), (LPARAM)(DWORD)(dwObjId))
  63 #endif
  64
  65 /* void Cls_OnCancelJournal(HWND hwnd) */
  66 #ifndef HANDLE_WM_CANCELJOURNAL
  67 #define HANDLE_WM_CANCELJOURNAL(hwnd, wParam, lParam, fn) \
  68     ((fn)((hwnd)), 0L)
  69 #define FORWARD_WM_CANCELJOURNAL(hwnd, fn) \
  70     (void)((fn)((hwnd), WM_PAINTICON, 0, 0L), 0L)
  71 #endif
  72
  73 /* void Cls_OnInputLangChangeRequest(HWND hwnd, BOOL bFlag, HKL hKL) */
  74 #ifndef HANDLE_WM_INPUTLANGCHANGEREQUEST
  75 #define HANDLE_WM_INPUTLANGCHANGEREQUEST(hwnd, wParam, lParam, fn) \
  76     ((fn)((hwnd), (BOOL)(wParam), (HKL)(lParam)), 0L)
  77 #define FORWARD_WM_INPUTLANGCHANGEREQUEST(hwnd, bFlag, hKL, fn) \
  78     (void)((fn)((hwnd), WM_INPUTLANGCHANGEREQUEST, (WPARAM)(BOOL)(bFlag), \
  79            (LPARAM)(HKL)(hKL)), 0L)
  80 #endif
  81
  82 /* void Cls_OnInputLangChange(HWND hwnd, DWORD dwCharSet, HKL hKL) */
  83 #ifndef HANDLE_WM_INPUTLANGCHANGE
  84 #define HANDLE_WM_INPUTLANGCHANGE(hwnd, wParam, lParam, fn) \
  85     ((fn)((hwnd), (DWORD)(wParam), (HKL)(lParam)), 0L)
  86 #define FORWARD_WM_INPUTLANGCHANGE(hwnd, dwCharSet, hKL, fn) \
  87     (void)((fn)((hwnd), WM_INPUTLANGCHANGE, (WPARAM)(DWORD)(dwCharSet), \
  88            (LPARAM)(HKL)(hKL)), 0L)
  89 #endif
  90
  91 /* void Cls_OnTCard(HWND hwnd, UINT idAction, DWORD dwActionData) */
  92 #ifndef HANDLE_WM_TCARD
  93 #define HANDLE_WM_TCARD(hwnd, wParam, lParam, fn) \
  94     ((fn)((hwnd), (UINT)(wParam), (DWORD)(lParam)), 0L)
  95 #define FORWARD_WM_TCARD(hwnd, idAction, dwActionData, fn) \
  96     (void)((fn)((hwnd), WM_TCARD, (DWORD)(wParam), (DWORD)(lParam)), 0L)
  97 #endif
  98
  99 /* void Cls_OnHelp(HWND hwnd, LPHELPINFO lpHelpInfo) */
 100 #ifndef HANDLE_WM_HELP
 101 #define HANDLE_WM_HELP(hwnd, wParam, lParam, fn) \
 102     ((fn)((hwnd), (LPHELPINFO)(lParam)), 0L)
 103 #define FORWARD_WM_HELP(hwnd, lpHelpInfo, fn) \
 104     (void)((fn)((hwnd), WM_HELP, 0, (LPARAM)(LPHELPINFO)(lpHelpInfo)), 0L)
 105 #endif
 106
 107 /* void Cls_OnUserChanged(HWND hwnd) */
 108 #ifndef HANDLE_WM_USERCHANGED
 109 #define HANDLE_WM_USERCHANGED(hwnd, wParam, lParam, fn) \
 110     ((fn)((hwnd)), 0L)
 111 #define FORWARD_WM_USERCHANGED(hwnd, fn) \
 112     (void)((fn)((hwnd), WM_USERCHANGED, 0, 0L), 0L)
 113 #endif
 114
 115 /* INT Cls_OnNotifyFormat(HWND hwnd, HWND hwndTarget, INT nCommand) */
 116 #ifndef HANDLE_WM_NOTIFYFORMAT
 117 #define HANDLE_WM_NOTIFYFORMAT(hwnd, wParam, lParam, fn) \
 118     (LRESULT)(INT_PTR)(INT)(fn)((hwnd), (HWND)(wParam), (INT)(lParam))
 119 #define FORWARD_WM_NOTIFYFORMAT(hwnd, hwndTarget, nCommand, fn) \
 120     (INT)(fn)((hwnd), WM_NOTIFYFORMAT, (WPARAM)(HWND)(hwndTarget), \
 121               (LPARAM)(INT)(nCommand))
 122 #endif
 123
 124 /* void Cls_OnStyleChanging(HWND hwnd, UINT nStyleType, LPSTYLESTRUCT lpStyleStruct) */
 125 #ifndef HANDLE_WM_STYLECHANGING
 126 #define HANDLE_WM_STYLECHANGING(hwnd, wParam, lParam, fn) \
 127     ((fn)((hwnd), (UINT)(wParam), (LPSTYLESTRUCT)(lParam)), 0L)
 128 #define FORWARD_WM_STYLECHANGING(hwnd, nStyleType, lpStyleStruct, fn) \
 129     (void)((fn)((hwnd), WM_STYLECHANGING, (WPARAM)(UINT)(nStyleType), \
 130                 (LPARAM)(LPSTYLESTRUCT)(lpStyleStruct)), 0L)
 131 #endif
 132
 133 /* void Cls_OnStyleChanged(HWND hwnd, UINT nStyleType, const STYLESTRUCT *lpStyleStruct) */
 134 #ifndef HANDLE_WM_STYLECHANGED
 135 #define HANDLE_WM_STYLECHANGED(hwnd, wParam, lParam, fn) \
 136     ((fn)((hwnd), (UINT)(wParam), (const STYLESTRUCT *)(lParam)), 0L)
 137 #define FORWARD_WM_STYLECHANGED(hwnd, nStyleType, lpStyleStruct, fn) \
 138     (void)((fn)((hwnd), WM_STYLECHANGED, (WPARAM)(UINT)(nStyleType), \
 139                 (LPARAM)(const STYLESTRUCT *)(lpStyleStruct)), 0L)
 140 #endif
 141
 142 /* HICON Cls_OnGetIcon(HWND hwnd, UINT nType, LPARAM dpi) */
 143 #ifndef HANDLE_WM_GETICON
 144 #define HANDLE_WM_GETICON(hwnd, wParam, lParam, fn) \
 145     (LRESULT)(HICON)(fn)((hwnd), (INT)(wParam), (LPARAM)(lParam))
 146 #define FORWARD_WM_GETICON(hwnd, nType, dpi, fn) \
 147     (HICON)(fn)((hwnd), WM_GETICON, (WPARAM)(UINT)(nType), (LPARAM)(dpi))
 148 #endif
 149
 150 /* HICON Cls_OnSetIcon(HWND hwnd, UINT nType, HICON hIcon) */
 151 #ifndef HANDLE_WM_SETICON
 152 #define HANDLE_WM_SETICON(hwnd, wParam, lParam, fn) \
 153     (LRESULT)(HICON)(fn)((hwnd), (INT)(wParam), (HICON)(lParam))
 154 #define FORWARD_WM_SETICON(hwnd, nType, hIcon, fn) \
 155     (HICON)(fn)((hwnd), WM_SETICON, (WPARAM)(UINT)(nType), (LPARAM)(HICON)(hIcon))
 156 #endif
 157
 158 /* void Cls_OnSyncPaint(HWND hwnd) */
 159 #ifndef HANDLE_WM_SYNCPAINT
 160 #define HANDLE_WM_SYNCPAINT(hwnd, wParam, lParam, fn) \
 161     ((fn)((hwnd)), 0L)
 162 #define FORWARD_WM_SYNCPAINT(hwnd, fn) \
 163     (void)((fn)((hwnd), WM_SYNCPAINT, 0, 0L), 0L)
 164 #endif
 165
 166 /* void Cls_OnNCXButtonDown(HWND hwnd, BOOL fDoubleClick, UINT nHitTest, WORD fwButton, INT xPos, INT yPos) */
 167 #ifndef HANDLE_WM_NCXBUTTONDOWN
 168 #define HANDLE_WM_NCXBUTTONDOWN(hwnd, wParam, lParam, fn) \
 169     (LRESULT)((fn)((hwnd), FALSE, GET_NCHITTEST_WPARAM(wParam), GET_XBUTTON_WPARAM(wParam), \
 170                    GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam)), TRUE)
 171 #define HANDLE_WM_NCXBUTTONDBLCLK(hwnd, wParam, lParam, fn) \
 172     (LRESULT)((fn)((hwnd), TRUE, GET_NCHITTEST_WPARAM(wParam), GET_XBUTTON_WPARAM(wParam), \
 173                    GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam)), TRUE)
 174 #define FORWARD_WM_NCXBUTTONDOWN(hwnd, fDoubleClick, nHitTest, fwButton, xPos, yPos, fn) \
 175     (void)((fn)((hwnd), ((fDoubleClick) ? WM_NCXBUTTONDBLCLK : WM_NCXBUTTONDOWN), \
 176                 MAKEWPARAM((nHitTest), (fwButton)), MAKELPARAM((xPos), (yPos))), 0L)
 177 #endif
 178
 179 /* void Cls_OnNCXButtonUp(HWND hwnd, UINT nHitTest, WORD fwButton, INT xPos, INT yPos) */
 180 #ifndef HANDLE_WM_NCXBUTTONUP
 181 #define HANDLE_WM_NCXBUTTONUP(hwnd, wParam, lParam, fn) \
 182     (LRESULT)((fn)((hwnd), GET_NCHITTEST_WPARAM(wParam), GET_XBUTTON_WPARAM(wParam), \
 183                    GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam)), TRUE)
 184 #define FORWARD_WM_NCXBUTTONUP(hwnd, nHitTest, fwButton, xPos, yPos, fn) \
 185     (void)((fn)((hwnd), WM_NCXBUTTONUP, MAKEWPARAM((nHitTest), (fwButton)), \
 186                 MAKELPARAM((xPos), (yPos))), 0L)
 187 #endif
 188
 189 /* void Cls_OnImeStartComposition(HWND hwnd) */
 190 #ifndef HANDLE_WM_IME_STARTCOMPOSITION
 191 #define HANDLE_WM_IME_STARTCOMPOSITION(hwnd, wParam, lParam, fn) \
 192     ((fn)((hwnd)), 0L)
 193 #define FORWARD_WM_IME_STARTCOMPOSITION(hwnd, fn) \
 194     (void)((fn)((hwnd), WM_IME_STARTCOMPOSITION, 0, 0L), 0L)
 195 #endif
 196
 197 /* void Cls_OnImeEndComposition(HWND hwnd) */
 198 #ifndef HANDLE_WM_IME_ENDCOMPOSITION
 199 #define HANDLE_WM_IME_ENDCOMPOSITION(hwnd, wParam, lParam, fn) \
 200     ((fn)((hwnd)), 0L)
 201 #define FORWARD_WM_IME_ENDCOMPOSITION(hwnd, fn) \
 202     (void)((fn)((hwnd), WM_IME_ENDCOMPOSITION, 0, 0L), 0L)
 203 #endif
 204
 205 /* void Cls_OnImeComposition(HWND hwnd, WORD wChar, DWORD lAttribute) */
 206 #ifndef HANDLE_WM_IME_COMPOSITION
 207 #define HANDLE_WM_IME_COMPOSITION(hwnd, wParam, lParam, fn) \
 208     ((fn)((hwnd), (WORD)(wParam), (DWORD)(lParam)), 0L)
 209 #define FORWARD_WM_IME_COMPOSITION(hwnd, wChar, lAttribute, fn) \
 210     (void)((fn)((hwnd), WM_IME_COMPOSITION, (WPARAM)(WORD)(wChar), (DWORD)(lAttribute)), 0L)
 211 #endif
 212
 213 /* void Cls_OnMenuRButtonUp(HWND hwnd, UINT nPos, HMENU hMenu) */
 214 #ifndef HANDLE_WM_MENURBUTTONUP
 215 #define HANDLE_WM_MENURBUTTONUP(hwnd, wParam, lParam, fn) \
 216     ((fn)((hwnd), (UINT)(wParam), (HMENU)(lParam)), 0L)
 217 #define FORWARD_WM_MENURBUTTONUP(hwnd, nPos, hMenu, fn) \
 218     (void)((fn)((hwnd), WM_MENURBUTTONUP, (WPARAM)(UINT)(nPos), (LPARAM)(HMENU)(hMenu)), 0L)
 219 #endif
 220
 221 /* UINT Cls_OnMenuDrag(HWND hwnd, UINT nPos, HMENU hMenu) */
 222 #ifndef HANDLE_WM_MENUDRAG
 223 #define HANDLE_WM_MENUDRAG(hwnd, wParam, lParam, fn) \
 224     (LRESULT)(UINT)(fn)((hwnd), (UINT)(wParam), (HMENU)(lParam))
 225 #define FORWARD_WM_MENUDRAG(hwnd, nPos, hMenu, fn) \
 226     (UINT)(fn)((hwnd), WM_MENUDRAG, (WPARAM)(UINT)(nPos), (LPARAM)(HMENU)(hMenu))
 227 #endif
 228
 229 /* UINT Cls_OnMenuGetObject(HWND hwnd, MENUGETOBJECTINFO *pmgoi) */
 230 #ifndef HANDLE_WM_MENUGETOBJECT
 231 #define HANDLE_WM_MENUGETOBJECT(hwnd, wParam, lParam, fn) \
 232     (LRESULT)(UINT)(fn)((hwnd), (MENUGETOBJECTINFO *)(lParam))
 233 #define FORWARD_WM_MENUGETOBJECT(hwnd, pmgoi, fn) \
 234     (UINT)(fn)((hwnd), WM_MENUGETOBJECT, 0, (LPARAM)(MENUGETOBJECTINFO *)(pmgoi))
 235 #endif
 236
 237 /* void Cls_OnUninitMenuPopup(HWND hwnd, HMENU hMenu, UINT nFlags) */
 238 #ifndef HANDLE_WM_UNINITMENUPOPUP
 239 #define HANDLE_WM_UNINITMENUPOPUP(hwnd, wParam, lParam, fn) \
 240     ((fn)((hwnd), (HMENU)(wParam), (UINT)(lParam)), 0L)
 241 #define FORWARD_WM_UNINITMENUPOPUP(hwnd, hMenu, nFlags, fn) \
 242     (void)((fn)((hwnd), WM_UNINITMENUPOPUP, (WPARAM)(HMENU)(hMenu), \
 243                 (LPARAM)(UINT)(nFlags)), 0L)
 244 #endif
 245
 246 /* void Cls_OnMenuCommand(HWND hwnd, UINT nPos, HMENU hMenu) */
 247 #ifndef HANDLE_WM_MENUCOMMAND
 248 #define HANDLE_WM_MENUCOMMAND(hwnd, wParam, lParam, fn) \
 249     ((fn)((hwnd), (UINT)(wParam), (HMENU)(lParam)), 0L)
 250 #define FORWARD_WM_MENUCOMMAND(hwnd, nPos, hMenu, fn) \
 251     (void)((fn)((hwnd), WM_MENURBUTTONUP, (WPARAM)(UINT)(nPos), \
 252            (LPARAM)(HMENU)(hMenu)), 0L)
 253 #endif
 254
 255 /* void Cls_OnChangeUIState(HWND hwnd, UINT nAction, UINT nUIElement) */
 256 #ifndef HANDLE_WM_CHANGEUISTATE
 257 #define HANDLE_WM_CHANGEUISTATE(hwnd, wParam, lParam, fn) \
 258     ((fn)((hwnd), (UINT)LOWORD(wParam), (UINT)HIWORD(wParam)), 0L)
 259 #define FORWARD_WM_CHANGEUISTATE(hwnd, nAction, nUIElement, fn) \
 260     (void)((fn)((hwnd), WM_CHANGEUISTATE, MAKEWPARAM((nAction), (nUIElement)), 0L), 0L)
 261 #endif
 262
 263 /* void Cls_OnUpdateUIState(HWND hwnd, UINT nAction, UINT nUIElement) */
 264 #ifndef HANDLE_WM_UPDATEUISTATE
 265 #define HANDLE_WM_UPDATEUISTATE(hwnd, wParam, lParam, fn) \
 266     ((fn)((hwnd), (UINT)LOWORD(wParam), (UINT)HIWORD(wParam)), 0L)
 267 #define FORWARD_WM_UPDATEUISTATE(hwnd, nAction, nUIElement, fn) \
 268     (void)((fn)((hwnd), WM_UPDATEUISTATE, MAKEWPARAM((nAction), (nUIElement)), 0L), 0L)
 269 #endif
 270
 271 /* UINT Cls_OnQueryUIState(HWND hwnd) */
 272 #ifndef HANDLE_WM_QUERYUISTATE
 273 #define HANDLE_WM_QUERYUISTATE(hwnd, wParam, lParam, fn) \
 274     (LRESULT)(UINT)(fn)((hwnd))
 275 #define FORWARD_WM_QUERYUISTATE(hwnd, fn) \
 276     (UINT)(fn)((hwnd), WM_QUERYUISTATE, 0, 0L)
 277 #endif
 278
 279 /* void Cls_OnXButtonDown(HWND hwnd, BOOL fDoubleClick, WORD fwKeys, WORD fwButton, INT xPos, INT yPos) */
 280 #ifndef HANDLE_WM_XBUTTONDOWN
 281 #define HANDLE_WM_XBUTTONDOWN(hwnd, wParam, lParam, fn) \
 282     (LRESULT)((fn)((hwnd), FALSE, GET_KEYSTATE_WPARAM(wParam), GET_XBUTTON_WPARAM(wParam), \
 283                    GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam)), TRUE)
 284 #define HANDLE_WM_XBUTTONDBLCLK(hwnd, wParam, lParam, fn) \
 285     (LRESULT)((fn)((hwnd), TRUE, GET_KEYSTATE_WPARAM(wParam), GET_XBUTTON_WPARAM(wParam), \
 286                    GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam)), TRUE)
 287 #define FORWARD_WM_XBUTTONDOWN(hwnd, fDoubleClick, fwKeys, fwButton, xPos, yPos, fn) \
 288     (void)((fn)((hwnd), ((fDoubleClick) ? WM_XBUTTONDBLCLK : WM_XBUTTONDOWN), \
 289                 MAKEWPARAM((fwKeys), (fwButton)), MAKELPARAM((xPos), (yPos))), 0L)
 290 #endif
 291
 292 /* void Cls_OnXButtonUp(HWND hwnd, WORD fwKeys, WORD fwButton, INT xPos, INT yPos) */
 293 #ifndef HANDLE_WM_XBUTTONUP
 294 #define HANDLE_WM_XBUTTONUP(hwnd, wParam, lParam, fn) \
 295     (LRESULT)((fn)((hwnd), GET_KEYSTATE_WPARAM(wParam), GET_XBUTTON_WPARAM(wParam), \
 296                    GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam)), TRUE)
 297 #define FORWARD_WM_XBUTTONUP(hwnd, fDoubleClick, fwKeys, fwButton, xPos, yPos, fn) \
 298     (void)((fn)((hwnd), WM_XBUTTONUP, MAKEWPARAM((fwKeys), (fwButton)), \
 299                 MAKELPARAM((xPos), (yPos))), 0L)
 300 #endif
 301
 302 /* void Cls_OnEnterMenuLoop(HWND hwnd, BOOL bIsTrackPopupMenu) */
 303 #ifndef HANDLE_WM_ENTERMENULOOP
 304 #define HANDLE_WM_ENTERMENULOOP(hwnd, wParam, lParam, fn) \
 305     ((fn)((hwnd), (BOOL)(wParam)), 0L)
 306 #define FORWARD_WM_ENTERMENULOOP(hwnd, bIsTrackPopupMenu, fn) \
 307     (void)((fn)((hwnd), WM_ENTERMENULOOP, (BOOL)(bIsTrackPopupMenu), 0L), 0L)
 308 #endif
 309
 310 /* void Cls_OnExitMenuLoop(HWND hwnd, BOOL bIsTrackPopupMenu) */
 311 #ifndef HANDLE_WM_EXITMENULOOP
 312 #define HANDLE_WM_EXITMENULOOP(hwnd, wParam, lParam, fn) \
 313     ((fn)((hwnd), (BOOL)(wParam)), 0L)
 314 #define FORWARD_WM_EXITMENULOOP(hwnd, bIsTrackPopupMenu, fn) \
 315     (void)((fn)((hwnd), WM_EXITMENULOOP, (BOOL)(bIsTrackPopupMenu), 0L), 0L)
 316 #endif
 317
 318 /* void Cls_OnNextMenu(HWND hwnd, INT nCode, LPMDINEXTMENU lpMDINextMenu) */
 319 #ifndef HANDLE_WM_NEXTMENU
 320 #define HANDLE_WM_NEXTMENU(hwnd, wParam, lParam, fn) \
 321     ((fn)((hwnd), (INT)(wParam), (LPMDINEXTMENU)(lParam)), 0L)
 322 #define FORWARD_WM_NEXTMENU(hwnd, nCode, lpMDINextMenu, fn) \
 323     (void)((fn)((hwnd), WM_NEXTMENU, (WPARAM)(INT)(nCode), \
 324            (LPARAM)(LPMDINEXTMENU)(lpMDINextMenu)), 0L)
 325 #endif
 326
 327 /* void Cls_OnSizing(HWND hwnd, UINT nSide, LPRECT lpRect) */
 328 #ifndef HANDLE_WM_SIZING
 329 #define HANDLE_WM_SIZING(hwnd, wParam, lParam, fn) \
 330     ((fn)((hwnd), (UINT)(wParam), (LPRECT)(lParam)), 0L)
 331 #define FORWARD_WM_SIZING(hwnd, nSide, lpRect, fn) \
 332     (void)((fn)((hwnd), WM_SIZING, (WPARAM)(UINT)(nSide), (LPARAM)(LPRECT)(lpRect)), 0L)
 333 #endif
 334
 335 /* void Cls_OnCaptureChanged(HWND hwnd, HWND hwndNewCapture) */
 336 #ifndef HANDLE_WM_CAPTURECHANGED
 337 #define HANDLE_WM_CAPTURECHANGED(hwnd, wParam, lParam, fn) \
 338     ((fn)((hwnd), (HWND)(lParam)), 0L)
 339 #define FORWARD_WM_CAPTURECHANGED(hwnd, hwndNewCapture, fn) \
 340     (void)((fn)((hwnd), WM_CAPTURECHANGED, 0, (LPARAM)(HWND)(hwndNewCapture)), 0L)
 341 #endif
 342
 343 /* void Cls_OnMoving(HWND hwnd, UINT nSide, LPRECT lpRect) */
 344 #ifndef HANDLE_WM_MOVING
 345 #define HANDLE_WM_MOVING(hwnd, wParam, lParam, fn) \
 346     ((fn)((hwnd), (UINT)(wParam), (LPRECT)(lParam)), 0L)
 347 #define FORWARD_WM_MOVING(hwnd, nSide, lpRect, fn) \
 348     (void)((fn)((hwnd), WM_MOVING, (WPARAM)(UINT)(nSide), (LPARAM)(LPRECT)(lpRect)), 0L)
 349 #endif
 350
 351 /* LRESULT Cls_OnPowerBroadcast(HWND hwnd, UINT nPowerEvent, UINT nEventData) */
 352 #ifndef HANDLE_WM_POWERBROADCAST
 353 #define HANDLE_WM_POWERBROADCAST(hwnd, wParam, lParam, fn) \
 354     (LRESULT)(fn)((hwnd), (UINT)(wParam), (UINT)(lParam))
 355 #define FORWARD_WM_POWERBROADCAST(hwnd, nPowerEvent, nEventData, fn) \
 356     (LRESULT)(fn)((hwnd), WM_POWERBROADCAST, (WPARAM)(UINT)(nPowerEvent), \
 357                   (LPARAM)(UINT)(nEventData))
 358 #endif
 359
 360 /* HMENU Cls_MDIRefreshMenu(HWND hwnd) */
 361 #ifndef HANDLE_WM_MDIREFRESHMENU
 362 #define HANDLE_WM_MDIREFRESHMENU(hwnd, wParam, lParam, fn) \
 363     (LRESULT)(HMENU)(fn)((hwnd))
 364 #define FORWARD_WM_MDIREFRESHMENU(hwnd, fn) \
 365     (HMENU)(fn)((hwnd), WM_MDIREFRESHMENU, 0, 0L)
 366 #endif
 367
 368 /* BOOL Cls_OnImeSetContext(HWND hwnd, BOOL fActive, DWORD dwShow) */
 369 #ifndef HANDLE_WM_IME_SETCONTEXT
 370 #define HANDLE_WM_IME_SETCONTEXT(hwnd, wParam, lParam, fn) \
 371     (LRESULT)(BOOL)(fn)((hwnd), (BOOL)(wParam), (DWORD)(lParam))
 372 #define FORWARD_WM_IME_SETCONTEXT(hwnd, fActive, dwShow, fn) \
 373     (BOOL)(fn)((hwnd), WM_IME_SETCONTEXT, (WPARAM)(BOOL)(fActive), (LPARAM)(DWORD)(dwShow))
 374 #endif
 375
 376 /* LRESULT Cls_OnImeNotify(HWND hwnd, WPARAM wSubMessage, LPARAM lParam) */
 377 #ifndef HANDLE_WM_IME_NOTIFY
 378 #define HANDLE_WM_IME_NOTIFY(hwnd, wParam, lParam, fn) \
 379     (LRESULT)(fn)((hwnd), (WPARAM)(wParam), (LPARAM)(lParam))
 380 #define FORWARD_WM_IME_NOTIFY(hwnd, wSubMessage, lParam, fn) \
 381     (LRESULT)(fn)((hwnd), WM_IME_NOTIFY, (WPARAM)(wSubMessage), (LPARAM)(lParam))
 382 #endif
 383
 384 /* LRESULT Cls_OnImeControl(HWND hwnd, WPARAM wSubMessage, LPVOID lpData) */
 385 #ifndef HANDLE_WM_IME_CONTROL
 386 #define HANDLE_WM_IME_CONTROL(hwnd, wParam, lParam, fn) \
 387     (LRESULT)(fn)((hwnd), (WPARAM)(wParam), (LPVOID)(lParam))
 388 #define FORWARD_WM_IME_CONTROL(hwnd, wSubMessage, lpData, fn) \
 389     (LRESULT)(fn)((hwnd), WM_IME_CONTROL, (WPARAM)(wSubMessage), (LPARAM)(LPVOID)(lpData))
 390 #endif
 391
 392 /* void Cls_OnImeCompositionFull(HWND hwnd) */
 393 #ifndef HANDLE_WM_IME_COMPOSITIONFULL
 394 #define HANDLE_WM_IME_COMPOSITIONFULL(hwnd, wParam, lParam, fn) \
 395     ((fn)((hwnd)), 0L)
 396 #define FORWARD_WM_IME_COMPOSITIONFULL(hwnd, compactRatio, fn) \
 397     (void)((fn)((hwnd), WM_IME_COMPOSITIONFULL, 0, 0L), 0L)
 398 #endif
 399
 400 /* void Cls_OnImeSelect(HWND hwnd, BOOL fSelect, HKL hKL) */
 401 #ifndef HANDLE_WM_IME_SELECT
 402 #define HANDLE_WM_IME_SELECT(hwnd, wParam, lParam, fn) \
 403     ((fn)((hwnd), (BOOL)(wParam), (HKL)(lParam)), 0L)
 404 #define FORWARD_WM_IME_SELECT(hwnd, fSelect, hKL, fn) \
 405     (void)((fn)((hwnd), WM_IME_SELECT, (WPARAM)(BOOL)(fSelect), (LPARAM)(HKL)(hKL)), 0L)
 406 #endif
 407
 408 /* void Cls_OnImeChar(HWND hwnd, WORD wCharCode, LONG lKeyData) */
 409 #ifndef HANDLE_WM_IME_CHAR
 410 #define HANDLE_WM_IME_CHAR(hwnd, wParam, lParam, fn) \
 411     ((fn)((hwnd), (WORD)(wParam), (LONG)(lParam)), 0L)
 412 #define FORWARD_WM_IME_CHAR(hwnd, wCharCode, lKeyData, fn) \
 413     (void)((fn)((hwnd), WM_IME_CHAR, (WPARAM)(WORD)(wCharCode), (LPARAM)(LONG)(lKeyData)), 0L)
 414 #endif
 415
 416 /* LRESULT Cls_OnImeRequest(HWND hwnd, WPARAM wParam, LPARAM lParam) */
 417 #ifndef HANDLE_WM_IME_REQUEST
 418 #define HANDLE_WM_IME_REQUEST(hwnd, wParam, lParam, fn) \
 419     (LRESULT)(fn)((hwnd), (WPARAM)(wParam), (LPARAM)(lParam))
 420 #define FORWARD_WM_IME_REQUEST(hwnd, wParam, lParam, fn) \
 421     (LRESULT)(fn)((hwnd), WM_IME_REQUEST, (WPARAM)(wParam), (LPARAM)(lParam))
 422 #endif
 423
 424 /* void Cls_OnImeKey(HWND hwnd, BOOL fDown, UINT nVirtKey, LONG lKeyData) */
 425 #ifndef HANDLE_WM_IME_KEYDOWN
 426 #define HANDLE_WM_IME_KEYDOWN(hwnd, wParam, lParam, fn) \
 427     ((fn)((hwnd), TRUE, (WORD)(wParam), (LONG)(lParam)), 0L)
 428 #define FORWARD_WM_IME_KEYDOWN(hwnd, fDown, nVirtKey, lKeyData, fn) \
 429     (void)((fn)((hwnd), ((BOOL)(fDown) ? WM_IME_KEYDOWN : WM_IME_KEYUP), \
 430                 (WPARAM)(UINT)(nVirtKey), (LPARAM)(LONG)(lKeyData)), 0L)
 431 #define HANDLE_WM_IME_KEYUP(hwnd, wParam, lParam, fn) \
 432     ((fn)((hwnd), FALSE, (WORD)(wParam), (LONG)(lParam)), 0L)
 433 #define FORWARD_WM_IME_KEYUP(hwnd, fDown, nVirtKey, lKeyData, fn) \
 434     (void)((fn)((hwnd), ((BOOL)(fDown) ? WM_IME_KEYDOWN : WM_IME_KEYUP), \
 435                 (WPARAM)(UINT)(nVirtKey), (LPARAM)(LONG)(lKeyData)), 0L)
 436 #endif
 437
 438 /* void Cls_OnMouseHover(HWND hwnd, UINT nFlags, INT xPos, INT yPos) */
 439 #ifndef HANDLE_WM_MOUSEHOVER
 440 #define HANDLE_WM_MOUSEHOVER(hwnd, wParam, lParam, fn) \
 441     ((fn)((hwnd), (UINT)(wParam), GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam)), 0L)
 442 #define FORWARD_WM_MOUSEHOVER(hwnd, nFlags, xPos, yPos, fn) \
 443     (void)((fn)((hwnd), WM_MOUSEHOVER, (WPARAM)(UINT)(nFlags), \
 444                 MAKELPARAM((xPos), (yPos))), 0L)
 445 #endif
 446
 447 /* void Cls_OnMouseLeave(HWND hwnd) */
 448 #ifndef HANDLE_WM_MOUSELEAVE
 449 #define HANDLE_WM_MOUSELEAVE(hwnd, wParam, lParam, fn) \
 450     ((fn)((hwnd)), 0L)
 451 #define FORWARD_WM_MOUSELEAVE(hwnd, fn) \
 452     (void)((fn)((hwnd), WM_MOUSELEAVE, 0, 0L), 0L)
 453 #endif
 454
 455 /* void Cls_OnNCMouseHover(HWND hwnd, UINT nHitTest, INT xPos, INT yPos) */
 456 #ifndef HANDLE_WM_NCMOUSEHOVER
 457 #define HANDLE_WM_NCMOUSEHOVER(hwnd, wParam, lParam, fn) \
 458     ((fn)((hwnd), (INT)(wParam), GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam)), 0L)
 459 #define FORWARD_WM_NCMOUSEHOVER(hwnd, nHitTest, xPos, yPos, fn) \
 460     (void)((fn)((hwnd), WM_NCMOUSEHOVER, (WPARAM)(UINT)(nHitTest), \
 461            MAKELPARAM((xPos), (yPos))), 0L)
 462 #endif
 463
 464 /* void Cls_OnNCMouseLeave(HWND hwnd) */
 465 #ifndef HANDLE_WM_NCMOUSELEAVE
 466 #define HANDLE_WM_NCMOUSELEAVE(hwnd, wParam, lParam, fn) \
 467     ((fn)((hwnd)), 0L)
 468 #define FORWARD_WM_NCMOUSELEAVE(hwnd, fn) \
 469     (void)((fn)((hwnd), WM_NCMOUSELEAVE, 0, 0L), 0L)
 470 #endif
 471
 472 /* void Cls_OnPrint(HWND hwnd, HDC hDC, UINT uFlags) */
 473 #ifndef HANDLE_WM_PRINT
 474 #define HANDLE_WM_PRINT(hwnd, wParam, lParam, fn) \
 475     ((fn)((hwnd), (HDC)(wParam), (UINT)(lParam)), 0L)
 476 #define FORWARD_WM_PRINT(hwnd, hDC, uFlags, fn) \
 477     (void)((fn)((hwnd), WM_PRINT, (WPARAM)(HDC)(hDC), (LPARAM)(uFlags)), 0L)
 478 #endif
 479
 480 /* void Cls_OnPrintClient(HWND hwnd, HDC hDC, UINT uFlags) */
 481 #ifndef HANDLE_WM_PRINTCLIENT
 482 #define HANDLE_WM_PRINTCLIENT(hwnd, wParam, lParam, fn) \
 483     ((fn)((hwnd), (HDC)(wParam), (UINT)(lParam)), 0L)
 484 #define FORWARD_WM_PRINTCLIENT(hwnd, hDC, uFlags, fn) \
 485     (void)((fn)((hwnd), WM_PRINTCLIENT, (WPARAM)(HDC)(hDC), (LPARAM)(uFlags)), 0L)
 486 #endif
 487
 488 /* BOOL Cls_OnAppCommand(HWND hwnd, HWND hwndTarget, UINT cmd, UINT nDevice, UINT nKey) */
 489 #ifndef HANDLE_WM_APPCOMMAND
 490 #define HANDLE_WM_APPCOMMAND(hwnd, wParam, lParam, fn) \
 491     (LRESULT)(BOOL)(fn)((hwnd), (HWND)(wParam), GET_APPCOMMAND_LPARAM(lParam), \
 492                         GET_DEVICE_LPARAM(lParam), GET_KEYSTATE_LPARAM(lParam))
 493 #define FORWARD_WM_APPCOMMAND(hwnd, hwndTarget, cmd, nDevice, nKey, fn) \
 494     (BOOL)(fn)((hwnd), WM_APPCOMMAND, (WPARAM)(hwndTarget), \
 495                MAKELPARAM((nKey), ((WORD)(cmd)) | (UINT)(nDevice)))
 496 #endif
 497
 498 /* void Cls_OnEnterSizeMove(HWND hwnd) */
 499 #ifndef HANDLE_WM_ENTERSIZEMOVE
 500 #define HANDLE_WM_ENTERSIZEMOVE(hwnd, wParam, lParam, fn) \
 501     ((fn)((hwnd)), 0L)
 502 #define FORWARD_WM_ENTERSIZEMOVE(hwnd, fn) \
 503     (void)((fn)((hwnd), WM_ENTERSIZEMOVE, 0, 0L), 0L)
 504 #endif
 505
 506 /* void Cls_OnExitSizeMove(HWND hwnd) */
 507 #ifndef HANDLE_WM_EXITSIZEMOVE
 508 #define HANDLE_WM_EXITSIZEMOVE(hwnd, wParam, lParam, fn) \
 509     ((fn)((hwnd)), 0L)
 510 #define FORWARD_WM_EXITSIZEMOVE(hwnd, fn) \
 511     (void)((fn)((hwnd), WM_EXITSIZEMOVE, 0, 0L), 0L)
 512 #endif
 513
 514 /* HICON Cls_OnQueryDragIcon(HWND hwnd) */
 515 #undef HANDLE_WM_QUERYDRAGICON
 516 #define HANDLE_WM_QUERYDRAGICON(hwnd, wParam, lParam, fn) \
 517     (LRESULT)(DWORD)(UINT)(UINT_PTR)(fn)(hwnd)
 518 #undef FORWARD_WM_QUERYDRAGICON
 519 #define FORWARD_WM_QUERYDRAGICON(hwnd, fn) \
 520     (HICON)(UINT_PTR)(UINT)(DWORD)(fn)((hwnd), WM_QUERYDRAGICON, 0L, 0L)
 521
 522 /* HWND Cls_MDICreate(HWND hwnd, const LPMDICREATESTRUCT lpmcs) */
 523 #undef HANDLE_WM_MDICREATE
 524 #define HANDLE_WM_MDICREATE(hwnd, wParam, lParam, fn) \
 525     (LRESULT)(DWORD)(UINT)(UINT_PTR)(fn)((hwnd), (LPMDICREATESTRUCT)(lParam))
 526 #undef FORWARD_WM_MDICREATE
 527 #define FORWARD_WM_MDICREATE(hwnd, lpmcs, fn) \
 528     (HWND)(UINT_PTR)(fn)((hwnd), WM_MDICREATE, 0L, (LPARAM)(LPMDICREATESTRUCT)(lpmcs))
 529
 530 /* BOOL Cls_OnNCActivate(HWND hwnd, BOOL fActive, HWND hwndActDeact, BOOL fMinimized) */
 531 #undef HANDLE_WM_NCACTIVATE
 532 #define HANDLE_WM_NCACTIVATE(hwnd, wParam, lParam, fn) \
 533     (LRESULT)(DWORD)(BOOL)(fn)((hwnd), (BOOL)(wParam), 0L, 0L)
 534 #undef FORWARD_WM_NCACTIVATE
 535 #define FORWARD_WM_NCACTIVATE(hwnd, fActive, hwndActDeact, fMinimized, fn) \
 536     (BOOL)(DWORD)(fn)((hwnd), WM_NCACTIVATE, (WPARAM)(BOOL)(fActive), 0L)
 537
 538 /* LONG Edit_OnGetSel(HWND hwnd, LPDWORD lpdwStart, LPDWORD lpdwEnd) */
 539 #define HANDLE_EM_GETSEL(hwnd, wParam, lParam, fn) \
 540     (LRESULT)(LONG)(fn)((hwnd), (LPDWORD)(wParam), (LPDWORD)(lParam))
 541
 542 /* void Edit_OnSetSel(HWND hwnd, INT nStart, INT nEnd) */
 543 #define HANDLE_EM_SETSEL(hwnd, wParam, lParam, fn) \
 544     ((fn)((hwnd), (INT)(wParam), (INT)(lParam)), 0L)
 545
 546 /* void Edit_OnGetRect(HWND hwnd, LPRECT prc) */
 547 #define HANDLE_EM_GETRECT(hwnd, wParam, lParam, fn) \
 548     ((fn)((hwnd), (LPRECT)(lParam)), 0L)
 549
 550 /* void Edit_OnSetRect(HWND hwnd, LPCRECT prc) */
 551 #define HANDLE_EM_SETRECT(hwnd, wParam, lParam, fn) \
 552     ((fn)((hwnd), (LPCRECT)(lParam)), 0L)
 553
 554 /* void Edit_OnSetRectNP(HWND hwnd, LPCRECT prc) */
 555 #define HANDLE_EM_SETRECTNP(hwnd, wParam, lParam, fn) \
 556     ((fn)((hwnd), (LPCRECT)(lParam)), 0L)
 557
 558 /* DWORD Edit_OnScroll(HWND hwnd, INT nScroll) */
 559 #define HANDLE_EM_SCROLL(hwnd, wParam, lParam, fn) \
 560     (LRESULT)(DWORD)(fn)((hwnd), (INT)(wParam))
 561
 562 /* BOOL Edit_OnLineScroll(HWND hwnd, INT cxScroll, INT cyScroll) */
 563 #define HANDLE_EM_LINESCROLL(hwnd, wParam, lParam, fn) \
 564     (LRESULT)(BOOL)(fn)((hwnd), (INT)(wParam), (INT)(lParam))
 565
 566 /* BOOL Edit_OnScrollCaret(HWND hwnd) */
 567 #define HANDLE_EM_SCROLLCARET(hwnd, wParam, lParam, fn) \
 568     (LRESULT)(BOOL)(fn)((hwnd))
 569
 570 /* BOOL Edit_OnGetModify(HWND hwnd) */
 571 #define HANDLE_EM_GETMODIFY(hwnd, wParam, lParam, fn) \
 572     (LRESULT)(BOOL)(fn)((hwnd))
 573
 574 /* void Edit_OnSetModify(HWND hwnd, BOOL fModified) */
 575 #define HANDLE_EM_SETMODIFY(hwnd, wParam, lParam, fn) \
 576     ((fn)((hwnd), (BOOL)(wParam)), 0L)
 577
 578 /* INT Edit_OnGetLineCount(HWND hwnd) */
 579 #define HANDLE_EM_GETLINECOUNT(hwnd, wParam, lParam, fn) \
 580     (LRESULT)(INT_PTR)(INT)(fn)((hwnd))
 581
 582 /* INT Edit_OnLineIndex(HWND hwnd, INT line) */
 583 #define HANDLE_EM_LINEINDEX(hwnd, wParam, lParam, fn) \
 584     (LRESULT)(INT_PTR)(INT)(fn)((hwnd), (INT)(wParam))
 585
 586 /* void Edit_OnSetHandle(HWND hwnd, HLOCAL hloc) */
 587 #define HANDLE_EM_SETHANDLE(hwnd, wParam, lParam, fn) \
 588     ((fn)((hwnd), (HLOCAL)(wParam)), 0L)
 589
 590 /* HLOCAL Edit_OnGetHandle(HWND hwnd) */
 591 #define HANDLE_EM_GETHANDLE(hwnd, wParam, lParam, fn) \
 592     (LRESULT)(HLOCAL)(fn)((hwnd))
 593
 594 /* INT Edit_OnGetThumb(HWND hwnd) */
 595 #define HANDLE_EM_GETTHUMB(hwnd, wParam, lParam, fn) \
 596     (LRESULT)(INT_PTR)(INT)(fn)((hwnd))
 597
 598 /* INT Edit_OnLineLength(HWND hwnd, INT ich) */
 599 #define HANDLE_EM_LINELENGTH(hwnd, wParam, lParam, fn) \
 600     (LRESULT)(INT_PTR)(INT)(fn)((hwnd), (INT)(wParam))
 601
 602 /* void Edit_OnReplaceSel(HWND hwnd, BOOL fCanUndo, LPCTSTR lpszReplace) */
 603 #define HANDLE_EM_REPLACESEL(hwnd, wParam, lParam, fn) \
 604     ((fn)((hwnd), (BOOL)(wParam), (LPCTSTR)(lParam)), 0L)
 605
 606 /* INT Edit_OnGetLine(HWND hwnd, INT line, LPCTSTR lpch) */
 607 #define HANDLE_EM_GETLINE(hwnd, wParam, lParam, fn) \
 608     (LRESULT)(INT_PTR)(INT)(fn)((hwnd), (INT)(wParam), (LPCTSTR)(lParam))
 609
 610 /* NOTE: EM_LIMITTEXT is same value as EM_SETLIMITTEXT */
 611 /* void Edit_OnLimitText(HWND hwnd, LONG cchMax) */
 612 #define HANDLE_EM_LIMITTEXT(hwnd, wParam, lParam, fn) \
 613     ((fn)((hwnd), (LONG)(wParam)), 0L)
 614
 615 /* BOOL Edit_OnCanUndo(HWND hwnd) */
 616 #define HANDLE_EM_CANUNDO(hwnd, wParam, lParam, fn) \
 617     (LRESULT)(BOOL)(fn)((hwnd))
 618
 619 /* BOOL Edit_OnUndo(HWND hwnd) */
 620 #define HANDLE_EM_UNDO(hwnd, wParam, lParam, fn) \
 621     (LRESULT)(BOOL)(fn)((hwnd))
 622
 623 /* BOOL Edit_OnFmtLines(HWND hwnd, BOOL fAddEOL) */
 624 #define HANDLE_EM_FMTLINES(hwnd, wParam, lParam, fn) \
 625     (LRESULT)(BOOL)(fn)((hwnd), (BOOL)(wParam))
 626
 627 /* INT Edit_OnLineFromChar(HWND hwnd, INT ich) */
 628 #define HANDLE_EM_LINEFROMCHAR(hwnd, wParam, lParam, fn) \
 629     (LRESULT)(INT_PTR)(INT)(fn)((hwnd), (INT)(wParam))
 630
 631 /* BOOL Edit_OnSetTabStops(HWND hwnd, INT cTabs, LPDWORD lpdwTabs) */
 632 #define HANDLE_EM_SETTABSTOPS(hwnd, wParam, lParam, fn) \
 633     (LRESULT)(BOOL)(fn)((hwnd), (INT)(wParam), (LPDWORD)(lParam))
 634
 635 /* void Edit_OnSetPasswordChar(HWND hwnd, UINT ch) */
 636 #define HANDLE_EM_SETPASSWORDCHAR(hwnd, wParam, lParam, fn) \
 637     ((fn)((hwnd), (UINT)(wParam)), 0L)
 638
 639 /* void Edit_OnEmptyUndoBuffer(HWND hwnd) */
 640 #define HANDLE_EM_EMPTYUNDOBUFFER(hwnd, wParam, lParam, fn) \
 641     ((fn)((hwnd)), 0L)
 642
 643 /* INT Edit_OnGetFirstVisibleLine(HWND hwnd) */
 644 #define HANDLE_EM_GETFIRSTVISIBLELINE(hwnd, wParam, lParam, fn) \
 645     (INT)((fn)((hwnd)), 0L)
 646
 647 /* BOOL Edit_OnSetReadOnly(HWND hwnd, BOOL fReadOnly) */
 648 #define HANDLE_EM_SETREADONLY(hwnd, wParam, lParam, fn) \
 649     (BOOL)(fn)((hwnd), (BOOL)(wParam))
 650
 651 /* void Edit_OnSetWordBreakProc(HWND hwnd, EDITWORDBREAKPROC ewbprc) */
 652 #define HANDLE_EM_SETWORDBREAKPROC(hwnd, wParam, lParam, fn) \
 653     ((fn)((hwnd), (EDITWORDBREAKPROC)(lParam)), 0L)
 654
 655 /* EDITWORDBREAKPROC Edit_OnGetWordBreakProc(HWND hwnd) */
 656 #define HANDLE_EM_GETWORDBREAKPROC(hwnd, wParam, lParam, fn) \
 657     (LRESULT)(EDITWORDBREAKPROC)(fn)((hwnd))
 658
 659 /* UINT Edit_OnGetPasswordChar(HWND hwnd) */
 660 #define HANDLE_EM_GETPASSWORDCHAR(hwnd, wParam, lParam, fn) \
 661     (LRESULT)(UINT)(UINT)(fn)((hwnd))
 662
 663 /* void Edit_OnSetMargins(HWND hwnd, UINT fwMargin, WORD wLeft, WORD wRight) */
 664 #define HANDLE_EM_SETMARGINS(hwnd, wParam, lParam, fn) \
 665     ((fn)((hwnd), (UINT)(wParam), LOWORD(lParam), HIWORD(lParam)), 0L)
 666
 667 /* DWORD Edit_OnGetMargins(HWND hwnd) */
 668 #define HANDLE_EM_GETMARGINS(hwnd, wParam, lParam, fn) \
 669     (LRESULT)(DWORD)(fn)((hwnd))
 670
 671 /* void Edit_OnSetLimitText(HWND hwnd, DWORD cbMax) */
 672 #define HANDLE_EM_SETLIMITTEXT(hwnd, wParam, lParam, fn) \
 673     ((fn)((hwnd), (DWORD)(wParam)), 0L)
 674
 675 /* DWORD Edit_OnGetLimitText(HWND hwnd) */
 676 #define HANDLE_EM_GETLIMITTEXT(hwnd, wParam, lParam, fn) \
 677     (LRESULT)(DWORD)(fn)((hwnd))
 678
 679 /* void Edit_OnPosFromChar(HWND hwnd, LPPOINT lpPoint, UINT wCharIndex) */
 680 #define HANDLE_EM_POSFROMCHAR(hwnd, wParam, lParam, fn) \
 681     ((fn)((hwnd), (LPPOINT)(wParam), (UINT)(lParam)), 0L)
 682
 683 /* LONG Edit_OnCharFromPos(HWND hwnd, INT x, INT y) */
 684 #define HANDLE_EM_CHARFROMPOS(hwnd, wParam, lParam, fn) \
 685     (LRESULT)(LONG)(fn)((hwnd), (SHORT)LOWORD(lParam), (SHORT)HIWORD(lParam))
 686
 687 /* DWORD Edit_OnSetImeStatus(HWND hwnd, UINT uType, DWORD dwFlags) */
 688 #define HANDLE_EM_SETIMESTATUS(hwnd, wParam, lParam, fn) \
 689     (LRESULT)(DWORD)(fn)((hwnd), (UINT)(wParam), (DWORD)(lParam))
 690
 691 /* DWORD Edit_OnGetImeStatus(HWND hwnd, UINT uType) */
 692 #define HANDLE_EM_GETIMESTATUS(hwnd, wParam, lParam, fn) \
 693     (LRESULT)(DWORD)(fn)((hwnd), (UINT)(wParam))
 694
 695 /* HICON Static_OnSetIcon(HWND hwnd, HICON hIcon) */
 696 #define HANDLE_STM_SETICON(hwnd, wParam, lParam, fn) \
 697     (LRESULT)(HICON)(fn)((hwnd), (HICON)(wParam))
 698
 699 /* HICON Static_OnGetIcon(HWND hwnd) */
 700 #define HANDLE_STM_GETICON(hwnd, wParam, lParam, fn) \
 701     (LRESULT)(HICON)(fn)((hwnd))
 702
 703 /* HANDLE Static_OnSetImage(HWND hwnd, UINT fImageType, HANDLE hImage) */
 704 #define HANDLE_STM_SETIMAGE(hwnd, wParam, lParam, fn) \
 705     (LRESULT)(HANDLE)(fn)((hwnd), (UINT)(wParam), (HANDLE)(lParam))
 706
 707 /* HANDLE Static_OnGetImage(HWND hwnd, UINT fImageType) */
 708 #define HANDLE_STM_GETIMAGE(hwnd, wParam, lParam, fn) \
 709     (LRESULT)(HANDLE)(fn)((hwnd), (UINT)(wParam))
 710
 711 /* INT ListBox_OnAddString(HWND hwnd, LPCTSTR lpsz) */
 712 #define HANDLE_LB_ADDSTRING(hwnd, wParam, lParam, fn) \
 713     (LRESULT)(INT_PTR)(INT)(fn)((hwnd), (LPCTSTR)(lParam))
 714
 715 /* INT ListBox_OnInsertString(HWND hwnd, INT index, LPCTSTR lpsz) */
 716 #define HANDLE_LB_INSERTSTRING(hwnd, wParam, lParam, fn) \
 717     (LRESULT)(INT_PTR)(INT)(fn)((hwnd), (INT)(wParam), (LPCTSTR)(lParam))
 718
 719 /* INT ListBox_OnDeleteString(HWND hwnd, INT index) */
 720 #define HANDLE_LB_DELETESTRING(hwnd, wParam, lParam, fn) \
 721     (LRESULT)(INT_PTR)(INT)(fn)((hwnd), (INT)(wParam))
 722
 723 /* INT ListBox_OnSelItemRangeEx(HWND hwnd, UINT wFirst, UINT wLast) */
 724 #define HANDLE_LB_SELITEMRANGEEX(hwnd, wParam, lParam, fn) \
 725     (LRESULT)(INT_PTR)(INT)(fn)((hwnd), (UINT)(wParam), (UINT)(lParam))
 726
 727 /* void ListBox_OnResetContent(HWND hwnd) */
 728 #define HANDLE_LB_RESETCONTENT(hwnd, wParam, lParam, fn) \
 729     ((fn)((hwnd)), 0L)
 730
 731 /* INT ListBox_OnSetSel(HWND hwnd, BOOL fSelect, UINT index) */
 732 #define HANDLE_LB_SETSEL(hwnd, wParam, lParam, fn) \
 733     (LRESULT)(INT_PTR)(INT)(fn)((hwnd), (BOOL)(wParam), (UINT)(lParam))
 734
 735 /* INT ListBox_OnSetCurSel(HWND hwnd, INT index) */
 736 #define HANDLE_LB_SETCURSEL(hwnd, wParam, lParam, fn) \
 737     (LRESULT)(INT_PTR)(INT)(fn)((hwnd), (INT)(wParam))
 738
 739 /* INT ListBox_OnGetSel(HWND hwnd, INT index) */
 740 #define HANDLE_LB_GETSEL(hwnd, wParam, lParam, fn) \
 741     (LRESULT)(INT_PTR)(INT)(fn)((hwnd), (INT)(wParam))
 742
 743 /* INT ListBox_OnGetCurSel(HWND hwnd) */
 744 #define HANDLE_LB_GETCURSEL(hwnd, wParam, lParam, fn) \
 745     (LRESULT)(INT_PTR)(INT)(fn)((hwnd))
 746
 747 /* INT ListBox_OnGetText(HWND hwnd, INT index, LPTSTR lpszBuffer) */
 748 #define HANDLE_LB_GETTEXT(hwnd, wParam, lParam, fn) \
 749     (LRESULT)(INT_PTR)(INT)(fn)((hwnd), (INT)(wParam), (LPTSTR)(lParam))
 750
 751 /* INT ListBox_OnGetTextLen(HWND hwnd, INT index) */
 752 #define HANDLE_LB_GETTEXTLEN(hwnd, wParam, lParam, fn) \
 753     (LRESULT)(INT_PTR)(INT)(fn)((hwnd), (INT)(wParam))
 754
 755 /* INT ListBox_OnGetCount(HWND hwnd) */
 756 #define HANDLE_LB_GETCOUNT(hwnd, wParam, lParam, fn) \
 757     (LRESULT)(INT_PTR)(INT)(fn)((hwnd))
 758
 759 /* INT ListBox_OnSelectString(HWND hwnd, INT indexStart, LPCTSTR lpszFind) */
 760 #define HANDLE_LB_SELECTSTRING(hwnd, wParam, lParam, fn) \
 761     (LRESULT)(INT_PTR)(INT)(fn)((hwnd), (INT)(wParam), (LPCTSTR)(lParam))
 762
 763 /* INT ListBox_OnDir(HWND hwnd, UINT uAttrs, LPCTSTR lpszFileSpec) */
 764 #define HANDLE_LB_DIR(hwnd, wParam, lParam, fn) \
 765     (LRESULT)(INT_PTR)(INT)(fn)((hwnd), (UINT)(wParam), (LPCTSTR)(lParam))
 766
 767 /* INT ListBox_OnGetTopIndex(HWND hwnd) */
 768 #define HANDLE_LB_GETTOPINDEX(hwnd, wParam, lParam, fn) \
 769     (LRESULT)(INT_PTR)(INT)(fn)((hwnd))
 770
 771 /* INT ListBox_OnFindString(HWND hwnd, INT indexStart, LPCTSTR lpszFind) */
 772 #define HANDLE_LB_FINDSTRING(hwnd, wParam, lParam, fn) \
 773     (LRESULT)(INT_PTR)(INT)(fn)((hwnd), (INT)(wParam), (LPCTSTR)(lParam))
 774
 775 /* INT ListBox_OnGetSelCount(HWND hwnd) */
 776 #define HANDLE_LB_GETSELCOUNT(hwnd, wParam, lParam, fn) \
 777     (LRESULT)(INT_PTR)(INT)(fn)((hwnd))
 778
 779 /* INT ListBox_OnGetSelItems(HWND hwnd, UINT cItems, LPINT lpnItems) */
 780 #define HANDLE_LB_GETSELITEMS(hwnd, wParam, lParam, fn) \
 781     (LRESULT)(INT_PTR)(INT)(fn)((hwnd), (UINT)(wParam), (LPINT)(lParam))
 782
 783 /* BOOL ListBox_OnSetTabStops(HWND hwnd, UINT cTabs, LPINT lpnTabs) */
 784 #define HANDLE_LB_SETTABSTOPS(hwnd, wParam, lParam, fn) \
 785     (LRESULT)(BOOL)(fn)((hwnd), (UINT)(wParam), (LPINT)(lParam))
 786
 787 /* INT ListBox_OnGetHorizontalExtent(HWND hwnd) */
 788 #define HANDLE_LB_GETHORIZONTALEXTENT(hwnd, wParam, lParam, fn) \
 789     (LRESULT)(INT_PTR)(INT)(fn)((hwnd))
 790
 791 /* void ListBox_OnSetHorizontalExtent(HWND hwnd, INT cxExtent) */
 792 #define HANDLE_LB_SETHORIZONTALEXTENT(hwnd, wParam, lParam, fn) \
 793     ((fn)((hwnd), (INT)(wParam)), 0L)
 794
 795 /* void ListBox_OnSetColumnWidth(HWND hwnd, INT cxColumn) */
 796 #define HANDLE_LB_SETCOLUMNWIDTH(hwnd, wParam, lParam, fn) \
 797     ((fn)((hwnd), (INT)(wParam)), 0L)
 798
 799 /* INT ListBox_OnAddFile(HWND hwnd, LPCTSTR lpszFilename) */
 800 #define HANDLE_LB_ADDFILE(hwnd, wParam, lParam, fn) \
 801     (LRESULT)(INT_PTR)(INT)(fn)((hwnd), (LPCTSTR)(lParam))
 802
 803 /* INT ListBox_OnSetTopIndex(HWND hwnd, INT index) */
 804 #define HANDLE_LB_SETTOPINDEX(hwnd, wParam, lParam, fn) \
 805     (LRESULT)(INT_PTR)(INT)(fn)((hwnd), (INT)(wParam))
 806
 807 /* INT ListBox_OnGetItemRect(HWND hwnd, INT index, RECT FAR *lprc) */
 808 #define HANDLE_LB_GETITEMRECT(hwnd, wParam, lParam, fn) \
 809     (LRESULT)(INT_PTR)(INT)(fn)((hwnd), (INT)(wParam), (RECT FAR *)(lParam))
 810
 811 /* INT_PTR ListBox_OnGetItemData(HWND hwnd, INT index) */
 812 #define HANDLE_LB_GETITEMDATA(hwnd, wParam, lParam, fn) \
 813     (LRESULT)(INT_PTR)(fn)((hwnd), (INT)(wParam))
 814
 815 /* INT_PTR ListBox_OnSetItemData(HWND hwnd, INT index, LPARAM dwData) */
 816 #define HANDLE_LB_SETITEMDATA(hwnd, wParam, lParam, fn) \
 817     (LRESULT)(INT_PTR)(fn)((hwnd), (INT)(wParam), (lParam))
 818
 819 /* INT ListBox_OnSelItemRange(HWND hwnd, BOOL fSelect, UINT wFirst, UINT wLast) */
 820 #define HANDLE_LB_SELITEMRANGE(hwnd, wParam, lParam, fn) \
 821     (LRESULT)(INT_PTR)(INT)(fn)((hwnd), (BOOL)(wParam), LOWORD(lParam), HIWORD(lParam))
 822
 823 /* INT ListBox_OnSetAnchorIndex(HWND hwnd, INT index) */
 824 #define HANDLE_LB_SETANCHORINDEX(hwnd, wParam, lParam, fn) \
 825     (LRESULT)(INT_PTR)(INT)(fn)((hwnd), (INT)(wParam))
 826
 827 /* INT ListBox_OnGetAnchorIndex(HWND hwnd) */
 828 #define HANDLE_LB_GETANCHORINDEX(hwnd, wParam, lParam, fn) \
 829     (LRESULT)(INT_PTR)(INT)(fn)((hwnd))
 830
 831 /* INT ListBox_OnSetCaretIndex(HWND hwnd, INT index, BOOL fScroll) */
 832 #define HANDLE_LB_SETCARETINDEX(hwnd, wParam, lParam, fn) \
 833     (LRESULT)(INT_PTR)(INT)(fn)((hwnd), (INT)(wParam), (BOOL)LOWORD(lParam))
 834
 835 /* INT ListBox_OnGetCaretIndex(HWND hwnd) */
 836 #define HANDLE_LB_GETCARETINDEX(hwnd, wParam, lParam, fn) \
 837     (LRESULT)(INT_PTR)(INT)(fn)((hwnd))
 838
 839 /* INT ListBox_OnSetItemHeight(HWND hwnd, INT index, INT cyItem) */
 840 #define HANDLE_LB_SETITEMHEIGHT(hwnd, wParam, lParam, fn) \
 841     (LRESULT)(INT_PTR)(INT)(fn)((hwnd), (INT)(wParam), (SHORT)LOWORD(lParam))
 842
 843 /* INT ListBox_OnGetItemHeight(HWND hwnd, INT index) */
 844 #define HANDLE_LB_GETITEMHEIGHT(hwnd, wParam, lParam, fn) \
 845     (LRESULT)(INT_PTR)(INT)(fn)((hwnd), (INT)(wParam))
 846
 847 /* INT ListBox_OnFindStringExact(HWND hwnd, INT indexStart, LPCTSTR lpszFind) */
 848 #define HANDLE_LB_FINDSTRINGEXACT(hwnd, wParam, lParam, fn) \
 849     (LRESULT)(INT_PTR)(INT)(fn)((hwnd), (INT)(wParam), (LPCTSTR)(lParam))
 850
 851 /* LCID ListBox_OnSetLocale(HWND hwnd, LCID wLocaleID) */
 852 #define HANDLE_LB_SETLOCALE(hwnd, wParam, lParam, fn) \
 853     (LRESULT)(LCID)(fn)((hwnd), (LCID)(wParam))
 854
 855 /* LCID ListBox_OnGetLocale(HWND hwnd) */
 856 #define HANDLE_LB_GETLOCALE(hwnd, wParam, lParam, fn) \
 857     (LRESULT)(LCID)(fn)((hwnd))
 858
 859 /* INT ListBox_OnSetCount(HWND hwnd, INT cItems) */
 860 #define HANDLE_LB_SETCOUNT(hwnd, wParam, lParam, fn) \
 861     (LRESULT)(INT_PTR)(INT)(fn)((hwnd), (INT)(wParam))
 862
 863 /* DWORD ListBox_OnInitStorage(HWND hwnd, UINT cItems, DWORD cb) */
 864 #define HANDLE_LB_INITSTORAGE(hwnd, wParam, lParam, fn) \
 865     (LRESULT)(DWORD)(fn)((hwnd), (UINT)(wParam), (DWORD)(lParam))
 866
 867 /* DWORD ListBox_OnItemFromPoint(HWND hwnd, INT xPos, INT yPos) */
 868 #define HANDLE_LB_ITEMFROMPOINT(hwnd, wParam, lParam, fn) \
 869     (LRESULT)(DWORD)(fn)((hwnd), (SHORT)LOWORD(lParam), (SHORT)HIWORD(lParam))
 870
 871 // TODO: HANDLE_LB_MULTIPLEADDSTRING and HANDLE_LB_GETLISTBOXINFO.
 872
 873 /* DWORD ComboBox_OnGetEditSel(HWND hwnd, LPDWORD lpdwStart, LPDWORD lpdwEnd) */
 874 #define HANDLE_CB_GETEDITSEL(hwnd, wParam, lParam, fn) \
 875     (LRESULT)(DWORD)(fn)((hwnd), (LPDWORD)(wParam), (LPDWORD)(lParam))
 876
 877 /* void ComboBox_OnLimitText(HWND hwnd, UINT cchLimit) */
 878 #define HANDLE_CB_LIMITTEXT(hwnd, wParam, lParam, fn) \
 879     ((fn)((hwnd), (UINT)(wParam)), TRUE)
 880
 881 /* INT ComboBox_OnSetEditSel(HWND hwnd, INT ichStart, INT ichEnd) */
 882 #define HANDLE_CB_SETEDITSEL(hwnd, wParam, lParam, fn) \
 883     (LRESULT)(INT_PTR)(INT)(fn)((hwnd), (INT)(wParam), (INT)(lParam))
 884
 885 /* INT ComboBox_OnAddString(HWND hwnd, LPCTSTR lpsz) */
 886 #define HANDLE_CB_ADDSTRING(hwnd, wParam, lParam, fn) \
 887     (LRESULT)(INT_PTR)(INT)(fn)((hwnd), (LPCTSTR)(lParam))
 888
 889 /* INT ComboBox_OnDeleteString(HWND hwnd, INT index) */
 890 #define HANDLE_CB_DELETESTRING(hwnd, wParam, lParam, fn) \
 891     (LRESULT)(INT_PTR)(INT)(fn)((hwnd), (INT)(wParam))
 892
 893 /* INT ComboBox_OnDir(HWND hwnd, UINT uAttrs, LPCTSTR lpszFileSpec) */
 894 #define HANDLE_CB_DIR(hwnd, wParam, lParam, fn) \
 895     (LRESULT)(INT_PTR)(INT)(fn)((hwnd), (UINT)(wParam), (LPCTSTR)(lParam))
 896
 897 /* INT ComboBox_OnGetCount(HWND hwnd) */
 898 #define HANDLE_CB_GETCOUNT(hwnd, wParam, lParam, fn) \
 899     (LRESULT)(INT_PTR)(INT)(fn)((hwnd))
 900
 901 /* INT ComboBox_GetCurSel(HWND hwnd) */
 902 #define HANDLE_CB_GETCURSEL(hwnd, wParam, lParam, fn) \
 903     (LRESULT)(INT_PTR)(INT)(fn)((hwnd))
 904
 905 /* INT ComboBox_GetLBText(HWND hwnd, INT index, LPTSTR lpszBuffer) */
 906 #define HANDLE_CB_GETLBTEXT(hwnd, wParam, lParam, fn) \
 907     (LRESULT)(INT_PTR)(INT)(fn)((hwnd), (INT)(wParam), (LPTSTR)(lParam))
 908
 909 /* INT ComboBox_OnGetLBTextLen(HWND hwnd, INT index) */
 910 #define HANDLE_CB_GETLBTEXTLEN(hwnd, wParam, lParam, fn) \
 911     (LRESULT)(INT_PTR)(INT)(fn)((hwnd), (INT)(wParam))
 912
 913 /* INT ComboBox_OnInsertString(HWND hwnd, INT index, LPCTSTR lpsz) */
 914 #define HANDLE_CB_INSERTSTRING(hwnd, wParam, lParam, fn) \
 915     (LRESULT)(INT_PTR)(INT)(fn)((hwnd), (INT)(wParam), (LPCTSTR)(lParam))
 916
 917 /* void ComboBox_OnResetContent(HWND hwnd) */
 918 #define HANDLE_CB_RESETCONTENT(hwnd, wParam, lParam, fn) \
 919     (LRESULT)((fn)((hwnd)), CB_OKAY)
 920
 921 /* INT ComboBox_OnFindString(HWND hwnd, INT indexStart, LPCTSTR lpszFind) */
 922 #define HANDLE_CB_FINDSTRING(hwnd, wParam, lParam, fn) \
 923     (LRESULT)(INT_PTR)(INT)(fn)((hwnd), (INT)(wParam), (LPCTSTR)(lParam))
 924
 925 /* INT ComboBox_OnSelectString(HWND hwnd, INT indexStart, LPCTSTR lpszSelect) */
 926 #define HANDLE_CB_SELECTSTRING(hwnd, wParam, lParam, fn) \
 927     (LRESULT)(INT_PTR)(INT)(fn)((hwnd), (INT)(wParam), (LPCTSTR)(lParam))
 928
 929 /* INT ComboBox_OnSetCurSel(HWND hwnd, INT index) */
 930 #define HANDLE_CB_SETCURSEL(hwnd, wParam, lParam, fn) \
 931     (LRESULT)(INT_PTR)(INT)(fn)((hwnd), (INT)(wParam))
 932
 933 /* BOOL ComboBox_OnShowDropDown(HWND hwnd, BOOL fShow) */
 934 #define HANDLE_CB_SHOWDROPDOWN(hwnd, wParam, lParam, fn) \
 935     (LRESULT)((fn)((hwnd), (BOOL)(wParam)), TRUE)
 936
 937 /* INT_PTR ComboBox_OnGetItemData(HWND hwnd, INT index) */
 938 #define HANDLE_CB_GETITEMDATA(hwnd, wParam, lParam, fn) \
 939     (LRESULT)(INT_PTR)(fn)((hwnd), (INT)(wParam))
 940
 941 /* INT_PTR ComboBox_OnSetItemData(HWND hwnd, INT index, DWORD_PTR dwData) */
 942 #define HANDLE_CB_SETITEMDATA(hwnd, wParam, lParam, fn) \
 943     (LRESULT)(INT_PTR)(fn)((hwnd), (INT)(wParam), (DWORD_PTR)(lParam))
 944
 945 /* void ComboBox_OnGetDroppedControlRect(HWND hwnd, RECT FAR *lprc) */
 946 #define HANDLE_CB_GETDROPPEDCONTROLRECT(hwnd, wParam, lParam, fn) \
 947     (LRESULT)((fn)((hwnd), (RECT FAR *)(lParam)), CB_OKAY)
 948
 949 /* INT ComboBox_OnSetItemHeight(HWND hwnd, INT index, INT height) */
 950 #define HANDLE_CB_SETITEMHEIGHT(hwnd, wParam, lParam, fn) \
 951     (LRESULT)(INT_PTR)(INT)(fn)((hwnd), (INT)(wParam), (INT)(lParam))
 952
 953 /* INT ComboBox_OnGetItemHeight(HWND hwnd, INT index) */
 954 #define HANDLE_CB_GETITEMHEIGHT(hwnd, wParam, lParam, fn) \
 955     (LRESULT)(INT_PTR)(INT)(fn)((hwnd), (INT)(wParam))
 956
 957 /* INT ComboBox_OnSetExtendedUI(HWND hwnd, BOOL fExtended) */
 958 #define HANDLE_CB_SETEXTENDEDUI(hwnd, wParam, lParam, fn) \
 959     (LRESULT)(INT_PTR)(INT)(fn)((hwnd), (BOOL)(wParam))
 960
 961 /* BOOL ComboBox_OnGetExtendedUI(HWND hwnd) */
 962 #define HANDLE_CB_GETEXTENDEDUI(hwnd, wParam, lParam, fn) \
 963     (LRESULT)(INT_PTR)(BOOL)(fn)((hwnd))
 964
 965 /* BOOL ComboBox_OnGetDroppedState(HWND hwnd) */
 966 #define HANDLE_CB_GETDROPPEDSTATE(hwnd, wParam, lParam, fn) \
 967     (LRESULT)(INT_PTR)(BOOL)(fn)((hwnd))
 968
 969 /* INT ComboBox_OnFindStringExact(HWND hwnd, INT indexStart, LPCTSTR lpszFind) */
 970 #define HANDLE_CB_FINDSTRINGEXACT(hwnd, wParam, lParam, fn) \
 971     (LRESULT)(INT_PTR)(INT)(fn)((hwnd), (INT)(wParam), (LPCTSTR)(lParam))
 972
 973 /* LCID ComboBox_OnSetLocale(HWND hwnd, LCID wLocaleID) */
 974 #define HANDLE_CB_SETLOCALE(hwnd, wParam, lParam, fn) \
 975     (LRESULT)(LCID)(fn)((hwnd), (LCID)(wParam))
 976
 977 /* LCID ComboBox_OnGetLocale(HWND hwnd) */
 978 #define HANDLE_CB_GETLOCALE(hwnd, wParam, lParam, fn) \
 979     (LRESULT)(LCID)(fn)((hwnd))
 980
 981 /* INT ComboBox_OnGetTopIndex(HWND hwnd) */
 982 #define HANDLE_CB_GETTOPINDEX(hwnd, wParam, lParam, fn) \
 983     (LRESULT)(INT_PTR)(INT)(fn)((hwnd))
 984
 985 /* INT ComboBox_OnSetTopIndex(HWND hwnd, INT index) */
 986 #define HANDLE_CB_SETTOPINDEX(hwnd, wParam, lParam, fn) \
 987     (LRESULT)(INT_PTR)(INT)(fn)((hwnd), (INT)(wParam))
 988
 989 /* INT ComboBox_OnGetHorizontalExtent(HWND hwnd) */
 990 #define HANDLE_CB_GETHORIZONTALEXTENT(hwnd, wParam, lParam, fn) \
 991     (LRESULT)(INT_PTR)(INT)(fn)((hwnd))
 992
 993 /* void ComboBox_OnSetHorizontalExtent(HWND hwnd, INT cxExtent) */
 994 #define HANDLE_CB_SETHORIZONTALEXTENT(hwnd, wParam, lParam, fn) \
 995     ((fn)((hwnd), (INT)(wParam)), 0L)
 996
 997 /* INT ComboBox_OnGetDroppedWidth(HWND hwnd) */
 998 #define HANDLE_CB_GETDROPPEDWIDTH(hwnd, wParam, lParam, fn) \
 999     (LRESULT)(INT_PTR)(INT)(fn)((hwnd))
1000
1001 /* INT ComboBox_OnSetDroppedWidth(HWND hwnd, INT wWidth) */
1002 #define HANDLE_CB_SETDROPPEDWIDTH(hwnd, wParam, lParam, fn) \
1003     (LRESULT)(INT_PTR)(INT)(fn)((hwnd), (INT)(wParam))
1004
1005 /* INT ComboBox_OnInitStorage(HWND hwnd, INT cItems, DWORD cb) */
1006 #define HANDLE_CB_INITSTORAGE(hwnd, wParam, lParam, fn) \
1007     (LRESULT)(INT_PTR)(INT)(fn)((hwnd), (INT)(wParam), (DWORD)(lParam))
1008
1009 // TODO: CB_MULTIPLEADDSTRING and CB_GETCOMBOBOXINFO
1010
1011 /* INT ScrollBar_OnSetPos(HWND hwnd, INT nPos, BOOL fRedraw) */
1012 #define HANDLE_SBM_SETPOS(hwnd, wParam, lParam, fn) \
1013     (LRESULT)(INT_PTR)(INT)(fn)((hwnd), (INT)(wParam), (BOOL)(lParam))
1014
1015 /* INT ScrollBar_OnGetPos(HWND hwnd) */
1016 #define HANDLE_SBM_GETPOS(hwnd, wParam, lParam, fn) \
1017     (LRESULT)(INT_PTR)(INT)(fn)((hwnd))
1018
1019 /* INT ScrollBar_OnSetRange(HWND hwnd, INT nMinPos, INT nMaxPos) */
1020 #define HANDLE_SBM_SETRANGE(hwnd, wParam, lParam, fn) \
1021     (LRESULT)(INT_PTR)(INT)(fn)((hwnd), (INT)(wParam), (INT)(lParam))
1022
1023 /* INT ScrollBar_OnSetRangeRedraw(HWND hwnd, INT nMinPos, INT nMaxPos) */
1024 #define HANDLE_SBM_SETRANGEREDRAW(hwnd, wParam, lParam, fn) \
1025     (LRESULT)(INT_PTR)(INT)(fn)((hwnd), (INT)(wParam), (INT)(lParam))
1026
1027 /* void ScrollBar_OnGetRange(HWND hwnd, LPINT lpnMinPos, LPINT lpnMaxPos) */
1028 #define HANDLE_SBM_GETRANGE(hwnd, wParam, lParam, fn) \
1029     ((fn)((hwnd), (LPINT)(wParam), (LPINT)(lParam)), 0L)
1030
1031 /* BOOL ScrollBar_OnEnableArrows(HWND hwnd, UINT fuArrowFlags) */
1032 #define HANDLE_SBM_ENABLE_ARROWS(hwnd, wParam, lParam, fn) \
1033     (LRESULT)(INT_PTR)(BOOL)(fn)((hwnd), (UINT)(wParam))
1034
1035 /* INT ScrollBar_OnSetScrollInfo(HWND hwnd, BOOL fRedraw, LPSCROLLINFO lpsi) */
1036 #define HANDLE_SBM_SETSCROLLINFO(hwnd, wParam, lParam, fn) \
1037     (LRESULT)(INT_PTR)(INT)(fn)((hwnd), (BOOL)(wParam), (LPSCROLLINFO)(lParam))
1038
1039 /* BOOL ScrollBar_OnGetScrollInfo(HWND hwnd, LPSCROLLINFO lpsi) */
1040 #define HANDLE_SBM_GETSCROLLINFO(hwnd, wParam, lParam, fn) \
1041     (LRESULT)(INT_PTR)(BOOL)(fn)((hwnd), (LPSCROLLINFO)(lParam))
1042
1043 /* BOOL ScrollBar_OnGetScrollBarInfo(HWND hwnd, LPSCROLLBARINFO lpsbi) */
1044 #define HANDLE_SBM_GETSCROLLBARINFO(hwnd, wParam, lParam, fn) \
1045     (LRESULT)(INT_PTR)(BOOL)(fn)((hwnd), (LPSCROLLBARINFO)(lParam))
1046
1047 #ifdef _UNDOCUSER_H     /* UNDOCUMENTED */
1048     /* LRESULT Cls_OnDropObject(HWND hwnd, WPARAM wParam, LPARAM lParam) */
1049     #ifndef HANDLE_WM_DROPOBJECT
1050     #define HANDLE_WM_DROPOBJECT(hwnd, wParam, lParam, fn) \
1051         (LRESULT)(fn)((hwnd), (wParam), (lParam))
1052     #define FORWARD_WM_DROPOBJECT(hwnd, wParam, lParam, fn) \
1053         (LRESULT)((fn)((hwnd), WM_DROPOBJECT, wParam, lParam))
1054     #endif
1055
1056     /* LRESULT Cls_OnQueryDropObject(HWND hwnd, WPARAM wParam, LPARAM lParam) */
1057     #ifndef HANDLE_WM_QUERYDROPOBJECT
1058     #define HANDLE_WM_QUERYDROPOBJECT(hwnd, wParam, lParam, fn) \
1059         (LRESULT)(fn)((hwnd), (wParam), (lParam))
1060     #define FORWARD_WM_QUERYDROPOBJECT(hwnd, wParam, lParam, fn) \
1061         (LRESULT)((fn)((hwnd), WM_QUERYDROPOBJECT, wParam, lParam))
1062     #endif
1063
1064     /* LRESULT Cls_OnBeginDrag(HWND hwnd, WPARAM wParam, LPARAM lParam) */
1065     #ifndef HANDLE_WM_BEGINDRAG
1066     #define HANDLE_WM_BEGINDRAG(hwnd, wParam, lParam, fn) \
1067         (LRESULT)(fn)((hwnd), (wParam), (lParam))
1068     #define FORWARD_WM_BEGINDRAG(hwnd, wParam, lParam, fn) \
1069         (LRESULT)((fn)((hwnd), WM_BEGINDRAG, wParam, lParam))
1070     #endif
1071
1072     /* LRESULT Cls_OnDragLoop(HWND hwnd, WPARAM wParam, LPARAM lParam) */
1073     #ifndef HANDLE_WM_DRAGLOOP
1074     #define HANDLE_WM_DRAGLOOP(hwnd, wParam, lParam, fn) \
1075         (LRESULT)(fn)((hwnd), (wParam), (lParam))
1076     #define FORWARD_WM_DRAGLOOP(hwnd, wParam, lParam, fn) \
1077         (LRESULT)((fn)((hwnd), WM_DRAGLOOP, wParam, lParam))
1078     #endif
1079
1080     /* LRESULT Cls_OnDragSelect(HWND hwnd, WPARAM wParam, LPARAM lParam) */
1081     #ifndef HANDLE_WM_DRAGSELECT
1082     #define HANDLE_WM_DRAGSELECT(hwnd, wParam, lParam, fn) \
1083         (LRESULT)(fn)((hwnd), (wParam), (lParam))
1084     #define FORWARD_WM_DRAGSELECT(hwnd, wParam, lParam, fn) \
1085         (LRESULT)((fn)((hwnd), WM_DRAGSELECT, wParam, lParam))
1086     #endif
1087
1088     /* LRESULT Cls_OnDragMove(HWND hwnd, WPARAM wParam, LPARAM lParam) */
1089     #ifndef HANDLE_WM_DRAGMOVE
1090     #define HANDLE_WM_DRAGMOVE(hwnd, wParam, lParam, fn) \
1091         (LRESULT)(fn)((hwnd), (wParam), (lParam))
1092     #define FORWARD_WM_DRAGMOVE(hwnd, wParam, lParam, fn) \
1093         (LRESULT)((fn)((hwnd), WM_DRAGMOVE, wParam, lParam))
1094     #endif
1095 #endif
1096
1097 #endif