?? windowsx.h
字號:
/*****************************************************************************\
* *
* windowsx.h - Macro APIs, window message crackers, and control APIs *
* *
* Version Win32 / Windows NT *
* *
* Copyright (c) 1992-1995, Microsoft Corp. All rights reserved.*
* *
\*****************************************************************************/
#ifndef _INC_WINDOWSX
#define _INC_WINDOWSX
#ifdef __cplusplus
extern "C" { /* Assume C declarations for C++ */
#endif /* __cplusplus */
/****** KERNEL Macro APIs ****************************************************/
#define GetInstanceModule(hInstance) (HMODULE)(hInstance)
#define GlobalPtrHandle(lp) \
((HGLOBAL)GlobalHandle(lp))
#define GlobalLockPtr(lp) \
((BOOL)GlobalLock(GlobalPtrHandle(lp)))
#define GlobalUnlockPtr(lp) \
GlobalUnlock(GlobalPtrHandle(lp))
#define GlobalAllocPtr(flags, cb) \
(GlobalLock(GlobalAlloc((flags), (cb))))
#define GlobalReAllocPtr(lp, cbNew, flags) \
(GlobalUnlockPtr(lp), GlobalLock(GlobalReAlloc(GlobalPtrHandle(lp) , (cbNew), (flags))))
#define GlobalFreePtr(lp) \
(GlobalUnlockPtr(lp), (BOOL)GlobalFree(GlobalPtrHandle(lp)))
/****** GDI Macro APIs *******************************************************/
#define DeletePen(hpen) DeleteObject((HGDIOBJ)(HPEN)(hpen))
#define SelectPen(hdc, hpen) ((HPEN)SelectObject((hdc), (HGDIOBJ)(HPEN)(hpen)))
#define GetStockPen(i) ((HPEN)GetStockObject(i))
#define DeleteBrush(hbr) DeleteObject((HGDIOBJ)(HBRUSH)(hbr))
#define SelectBrush(hdc, hbr) ((HBRUSH)SelectObject((hdc), (HGDIOBJ)(HBRUSH)(hbr)))
#define GetStockBrush(i) ((HBRUSH)GetStockObject(i))
#define DeleteRgn(hrgn) DeleteObject((HGDIOBJ)(HRGN)(hrgn))
#define CopyRgn(hrgnDst, hrgnSrc) CombineRgn(hrgnDst, hrgnSrc, 0, RGN_COPY)
#define IntersectRgn(hrgnResult, hrgnA, hrgnB) CombineRgn(hrgnResult, hrgnA, hrgnB, RGN_AND)
#define SubtractRgn(hrgnResult, hrgnA, hrgnB) CombineRgn(hrgnResult, hrgnA, hrgnB, RGN_DIFF)
#define UnionRgn(hrgnResult, hrgnA, hrgnB) CombineRgn(hrgnResult, hrgnA, hrgnB, RGN_OR)
#define XorRgn(hrgnResult, hrgnA, hrgnB) CombineRgn(hrgnResult, hrgnA, hrgnB, RGN_XOR)
#define DeletePalette(hpal) DeleteObject((HGDIOBJ)(HPALETTE)(hpal))
#define DeleteFont(hfont) DeleteObject((HGDIOBJ)(HFONT)(hfont))
#define SelectFont(hdc, hfont) ((HFONT)SelectObject((hdc), (HGDIOBJ)(HFONT)(hfont)))
#define GetStockFont(i) ((HFONT)GetStockObject(i))
#define DeleteBitmap(hbm) DeleteObject((HGDIOBJ)(HBITMAP)(hbm))
#define SelectBitmap(hdc, hbm) ((HBITMAP)SelectObject((hdc), (HGDIOBJ)(HBITMAP)(hbm)))
#define InsetRect(lprc, dx, dy) InflateRect((lprc), -(dx), -(dy))
/****** USER Macro APIs ******************************************************/
#define GetWindowInstance(hwnd) ((HMODULE)GetWindowLong(hwnd, GWL_HINSTANCE))
#define GetWindowStyle(hwnd) ((DWORD)GetWindowLong(hwnd, GWL_STYLE))
#define GetWindowExStyle(hwnd) ((DWORD)GetWindowLong(hwnd, GWL_EXSTYLE))
#define GetWindowOwner(hwnd) GetWindow(hwnd, GW_OWNER)
#define GetFirstChild(hwnd) GetTopWindow(hwnd)
#define GetFirstSibling(hwnd) GetWindow(hwnd, GW_HWNDFIRST)
#define GetLastSibling(hwnd) GetWindow(hwnd, GW_HWNDLAST)
#define GetNextSibling(hwnd) GetWindow(hwnd, GW_HWNDNEXT)
#define GetPrevSibling(hwnd) GetWindow(hwnd, GW_HWNDPREV)
#define GetWindowID(hwnd) GetDlgCtrlID(hwnd)
#define SetWindowRedraw(hwnd, fRedraw) \
((void)SendMessage(hwnd, WM_SETREDRAW, (WPARAM)(BOOL)(fRedraw), 0L))
#define SubclassWindow(hwnd, lpfn) \
((WNDPROC)SetWindowLong((hwnd), GWL_WNDPROC, (LPARAM)(WNDPROC)(lpfn)))
#define IsMinimized(hwnd) IsIconic(hwnd)
#define IsMaximized(hwnd) IsZoomed(hwnd)
#define IsRestored(hwnd) ((GetWindowStyle(hwnd) & (WS_MINIMIZE | WS_MAXIMIZE)) == 0L)
#define SetWindowFont(hwnd, hfont, fRedraw) FORWARD_WM_SETFONT((hwnd), (hfont), (fRedraw), SendMessage)
#define GetWindowFont(hwnd) FORWARD_WM_GETFONT((hwnd), SendMessage)
#if (WINVER >= 0x030a)
#define MapWindowRect(hwndFrom, hwndTo, lprc) \
MapWindowPoints((hwndFrom), (hwndTo), (POINT *)(lprc), 2)
#endif
#define IsLButtonDown() (GetKeyState(VK_LBUTTON) < 0)
#define IsRButtonDown() (GetKeyState(VK_RBUTTON) < 0)
#define IsMButtonDown() (GetKeyState(VK_MBUTTON) < 0)
#define SubclassDialog(hwndDlg, lpfn) \
((DLGPROC)SetWindowLong(hwndDlg, DWL_DLGPROC, (LPARAM)(DLGPROC)(lpfn)))
#define SetDlgMsgResult(hwnd, msg, result) (( \
(msg) == WM_CTLCOLORMSGBOX || \
(msg) == WM_CTLCOLOREDIT || \
(msg) == WM_CTLCOLORLISTBOX || \
(msg) == WM_CTLCOLORBTN || \
(msg) == WM_CTLCOLORDLG || \
(msg) == WM_CTLCOLORSCROLLBAR || \
(msg) == WM_CTLCOLORSTATIC || \
(msg) == WM_COMPAREITEM || \
(msg) == WM_VKEYTOITEM || \
(msg) == WM_CHARTOITEM || \
(msg) == WM_QUERYDRAGICON || \
(msg) == WM_INITDIALOG \
) ? (BOOL)(result) : (SetWindowLong((hwnd), DWL_MSGRESULT, (LPARAM)(LRESULT)(result)), TRUE))
#define DefDlgProcEx(hwnd, msg, wParam, lParam, pfRecursion) \
(*(pfRecursion) = TRUE, DefDlgProc(hwnd, msg, wParam, lParam))
#define CheckDefDlgRecursion(pfRecursion) \
if (*(pfRecursion)) { *(pfRecursion) = FALSE; return FALSE; }
/****** Message crackers ****************************************************/
#define HANDLE_MSG(hwnd, message, fn) \
case (message): return HANDLE_##message((hwnd), (wParam), (lParam), (fn))
/* void Cls_OnCompacting(HWND hwnd, UINT compactRatio) */
#define HANDLE_WM_COMPACTING(hwnd, wParam, lParam, fn) \
((fn)((hwnd), (UINT)(wParam)), 0L)
#define FORWARD_WM_COMPACTING(hwnd, compactRatio, fn) \
(void)(fn)((hwnd), WM_COMPACTING, (WPARAM)(UINT)(compactRatio), 0L)
/* void Cls_OnWinIniChange(HWND hwnd, LPCTSTR lpszSectionName) */
#define HANDLE_WM_WININICHANGE(hwnd, wParam, lParam, fn) \
((fn)((hwnd), (LPCTSTR)(lParam)), 0L)
#define FORWARD_WM_WININICHANGE(hwnd, lpszSectionName, fn) \
(void)(fn)((hwnd), WM_WININICHANGE, 0L, (LPARAM)(LPCTSTR)(lpszSectionName))
/* void Cls_OnSysColorChange(HWND hwnd) */
#define HANDLE_WM_SYSCOLORCHANGE(hwnd, wParam, lParam, fn) \
((fn)(hwnd), 0L)
#define FORWARD_WM_SYSCOLORCHANGE(hwnd, fn) \
(void)(fn)((hwnd), WM_SYSCOLORCHANGE, 0L, 0L)
/* BOOL Cls_OnQueryNewPalette(HWND hwnd) */
#define HANDLE_WM_QUERYNEWPALETTE(hwnd, wParam, lParam, fn) \
MAKELRESULT((BOOL)(fn)(hwnd), 0L)
#define FORWARD_WM_QUERYNEWPALETTE(hwnd, fn) \
(BOOL)(DWORD)(fn)((hwnd), WM_QUERYNEWPALETTE, 0L, 0L)
/* void Cls_OnPaletteIsChanging(HWND hwnd, HWND hwndPaletteChange) */
#define HANDLE_WM_PALETTEISCHANGING(hwnd, wParam, lParam, fn) \
((fn)((hwnd), (HWND)(wParam)), 0L)
#define FORWARD_WM_PALETTEISCHANGING(hwnd, hwndPaletteChange, fn) \
(void)(fn)((hwnd), WM_PALETTEISCHANGING, (WPARAM)(HWND)(hwndPaletteChange), 0L)
/* void Cls_OnPaletteChanged(HWND hwnd, HWND hwndPaletteChange) */
#define HANDLE_WM_PALETTECHANGED(hwnd, wParam, lParam, fn) \
((fn)((hwnd), (HWND)(wParam)), 0L)
#define FORWARD_WM_PALETTECHANGED(hwnd, hwndPaletteChange, fn) \
(void)(fn)((hwnd), WM_PALETTECHANGED, (WPARAM)(HWND)(hwndPaletteChange), 0L)
/* void Cls_OnFontChange(HWND hwnd) */
#define HANDLE_WM_FONTCHANGE(hwnd, wParam, lParam, fn) \
((fn)(hwnd), 0L)
#define FORWARD_WM_FONTCHANGE(hwnd, fn) \
(void)(fn)((hwnd), WM_FONTCHANGE, 0L, 0L)
/* void Cls_OnSpoolerStatus(HWND hwnd, UINT status, int cJobInQueue) */
#define HANDLE_WM_SPOOLERSTATUS(hwnd, wParam, lParam, fn) \
((fn)((hwnd), (UINT)(wParam), (int)(short)LOWORD(lParam)), 0L)
#define FORWARD_WM_SPOOLERSTATUS(hwnd, status, cJobInQueue, fn) \
(void)(fn)((hwnd), WM_SPOOLERSTATUS, (WPARAM)(status), MAKELPARAM((cJobInQueue), 0))
/* void Cls_OnDevModeChange(HWND hwnd, LPCTSTR lpszDeviceName) */
#define HANDLE_WM_DEVMODECHANGE(hwnd, wParam, lParam, fn) \
((fn)((hwnd), (LPCTSTR)(lParam)), 0L)
#define FORWARD_WM_DEVMODECHANGE(hwnd, lpszDeviceName, fn) \
(void)(fn)((hwnd), WM_DEVMODECHANGE, 0L, (LPARAM)(LPCTSTR)(lpszDeviceName))
/* void Cls_OnTimeChange(HWND hwnd) */
#define HANDLE_WM_TIMECHANGE(hwnd, wParam, lParam, fn) \
((fn)(hwnd), 0L)
#define FORWARD_WM_TIMECHANGE(hwnd, fn) \
(void)(fn)((hwnd), WM_TIMECHANGE, 0L, 0L)
/* void Cls_OnPower(HWND hwnd, int code) */
#define HANDLE_WM_POWER(hwnd, wParam, lParam, fn) \
((fn)((hwnd), (int)(wParam)), 0L)
#define FORWARD_WM_POWER(hwnd, code, fn) \
(void)(fn)((hwnd), WM_POWER, (WPARAM)(int)(code), 0L)
/* BOOL Cls_OnQueryEndSession(HWND hwnd) */
#define HANDLE_WM_QUERYENDSESSION(hwnd, wParam, lParam, fn) \
MAKELRESULT((BOOL)(fn)(hwnd), 0L)
#define FORWARD_WM_QUERYENDSESSION(hwnd, fn) \
(BOOL)(DWORD)(fn)((hwnd), WM_QUERYENDSESSION, 0L, 0L)
/* void Cls_OnEndSession(HWND hwnd, BOOL fEnding) */
#define HANDLE_WM_ENDSESSION(hwnd, wParam, lParam, fn) \
((fn)((hwnd), (BOOL)(wParam)), 0L)
#define FORWARD_WM_ENDSESSION(hwnd, fEnding, fn) \
(void)(fn)((hwnd), WM_ENDSESSION, (WPARAM)(BOOL)(fEnding), 0L)
/* void Cls_OnQuit(HWND hwnd, int exitCode) */
#define HANDLE_WM_QUIT(hwnd, wParam, lParam, fn) \
((fn)((hwnd), (int)(wParam)), 0L)
#define FORWARD_WM_QUIT(hwnd, exitCode, fn) \
(void)(fn)((hwnd), WM_QUIT, (WPARAM)(exitCode), 0L)
/* This message is in Windows 3.1 only */
/* void Cls_OnSystemError(HWND hwnd, int errCode) */
#define HANDLE_WM_SYSTEMERROR(hwnd, wParam, lParam, fn) 0L
#define FORWARD_WM_SYSTEMERROR(hwnd, errCode, fn) 0L
/* BOOL Cls_OnCreate(HWND hwnd, LPCREATESTRUCT lpCreateStruct) */
#define HANDLE_WM_CREATE(hwnd, wParam, lParam, fn) \
((fn)((hwnd), (LPCREATESTRUCT)(lParam)) ? 0L : (LRESULT)-1L)
#define FORWARD_WM_CREATE(hwnd, lpCreateStruct, fn) \
(BOOL)(DWORD)(fn)((hwnd), WM_CREATE, 0L, (LPARAM)(LPCREATESTRUCT)(lpCreateStruct))
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