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//
// comm.h: Declares data, defines and struct types for common code
// module.
//
//
#ifndef __COMM_H__
#define __COMM_H__
///////////////////////////////////////////////////// DEFINES
#define BLOCK
#define Unref(x) x
#ifdef DEBUG
#define INLINE
#define DEBUG_CODE(x) x
#else
#define INLINE __inline
#define DEBUG_CODE(x)
#endif
#define CbFromCch(cch) ((cch)*sizeof(TCHAR))
#define CCH_NUL (sizeof(TCHAR))
///////////////////////////////////////////////////// MACROS
// Zero-initialize data-item
//
#define ZeroInit(pobj, type) lmemset((CHAR *)pobj, 0, sizeof(type))
// Copy chunk of memory
//
#define BltByte(pdest, psrc, cb) lmemmove((CHAR *)pdest, (CHAR *)psrc, cb)
// General flag macros
//
#define SetFlag(obj, f) do {obj |= (f);} while (0)
#define ToggleFlag(obj, f) do {obj ^= (f);} while (0)
#define ClearFlag(obj, f) do {obj &= ~(f);} while (0)
#define IsFlagSet(obj, f) (BOOL)(((obj) & (f)) == (f))
#define IsFlagClear(obj, f) (BOOL)(((obj) & (f)) != (f))
#define InRange(id, idFirst, idLast) ((UINT)(id-idFirst) <= (UINT)(idLast-idFirst))
//
// Non-shared memory allocation
//
// void * GAlloc(DWORD cbBytes)
// Alloc a chunk of memory, quickly, with no 64k limit on size of
// individual objects or total object size. Initialize to zero.
//
#define GAlloc(cbBytes) GlobalAlloc(GPTR, cbBytes)
// void * GReAlloc(void * pv, DWORD cbNewSize)
// Realloc one of above. If pv is NULL, then this function will do
// an alloc for you. Initializes new portion to zero.
//
#define GReAlloc(pv, cbNewSize) GlobalReAlloc(pv, cbNewSize, GMEM_MOVEABLE | GMEM_ZEROINIT)
// void GFree(void *pv)
// Free pv if it is nonzero. Set pv to zero.
//
#define GFree(pv) do { (pv) ? GlobalFree(pv) : (void)0; pv = NULL; } while (0)
// DWORD GGetSize(void *pv)
// Get the size of a block allocated by Alloc()
//
#define GGetSize(pv) GlobalSize(pv)
// type * GAllocType(type); (macro)
// Alloc some memory the size of <type> and return pointer to <type>.
//
#define GAllocType(type) (type *)GAlloc(sizeof(type))
// type * GAllocArray(type, int cNum); (macro)
// Alloc an array of data the size of <type>.
//
#define GAllocArray(type, cNum) (type *)GAlloc(sizeof(type) * (cNum))
// type * GReAllocArray(type, void * pb, int cNum);
//
#define GReAllocArray(type, pb, cNum) (type *)GReAlloc(pb, sizeof(type) * (cNum))
// Copies psz into *ppszBuf and (re)allocates *ppszBuf accordingly
BOOL PUBLIC GSetString(LPTSTR * ppszBuf, LPCTSTR psz);
// Concatenates psz onto *ppszBuf and (re)allocates *ppszBuf accordingly
BOOL PUBLIC GCatString(LPTSTR * ppszBuf, LPCTSTR psz);
// FileInfo struct that contains file time/size info
//
typedef struct _FileInfo { HICON hicon; FILETIME ftMod; DWORD dwSize; // size of the file
DWORD dwAttributes; // attributes
LPARAM lParam; LPTSTR pszDisplayName; // points to the display name
TCHAR szPath[1]; } FileInfo;
#define FIGetSize(pfi) ((pfi)->dwSize)
#define FIGetPath(pfi) ((pfi)->szPath)
#define FIGetDisplayName(pfi) ((pfi)->pszDisplayName)
#define FIGetAttributes(pfi) ((pfi)->dwAttributes)
#define FIIsFolder(pfi) (IsFlagSet((pfi)->dwAttributes, SFGAO_FOLDER))
// Flags for FICreate
#define FIF_DEFAULT 0x0000
#define FIF_ICON 0x0001
#define FIF_DONTTOUCH 0x0002
#define FIF_FOLDER 0x0004
HRESULT PUBLIC FICreate(LPCTSTR pszPath, FileInfo ** ppfi, UINT uFlags);BOOL PUBLIC FISetPath(FileInfo ** ppfi, LPCTSTR pszPathNew, UINT uFlags);BOOL PUBLIC FIGetInfoString(FileInfo * pfi, LPTSTR pszBuf, int cchBuf);void PUBLIC FIFree(FileInfo * pfi);
void PUBLIC FileTimeToDateTimeString(LPFILETIME pft, LPTSTR pszBuf, int cchBuf);
// Color macros
//
#define ColorText(nState) (((nState) & ODS_SELECTED) ? COLOR_HIGHLIGHTTEXT : COLOR_WINDOWTEXT)
#define ColorBk(nState) (((nState) & ODS_SELECTED) ? COLOR_HIGHLIGHT : COLOR_WINDOW)
#define ColorMenuText(nState) (((nState) & ODS_SELECTED) ? COLOR_HIGHLIGHTTEXT : COLOR_MENUTEXT)
#define ColorMenuBk(nState) (((nState) & ODS_SELECTED) ? COLOR_HIGHLIGHT : COLOR_MENU)
#define GetImageDrawStyle(nState) (((nState) & ODS_SELECTED) ? ILD_SELECTED : ILD_NORMAL)
// Sets the dialog handle in the given data struct on first
// message that the dialog gets (WM_SETFONT).
//
#define SetDlgHandle(hwnd, msg, lp) if((msg)==WM_SETFONT) (lp)->hdlg=(hwnd);
#define DECLAREHOURGLASS HCURSOR hcurSavHourglass
#define SetHourglass() hcurSavHourglass = SetCursor(LoadCursor(NULL, IDC_WAIT))
#define ResetHourglass() SetCursor(hcurSavHourglass)
// UNICODE WARNING: These must stay as CHARS for the math to be right
CHAR * PUBLIC lmemset(CHAR * dst, CHAR val, UINT count);CHAR * PUBLIC lmemmove(CHAR * dst, CHAR * src, int count);
int PUBLIC AnsiToInt(LPCTSTR pszString);
INT_PTR PUBLIC DoModal (HWND hwndParent, DLGPROC lpfnDlgProc, UINT uID, LPARAM lParam);
VOID PUBLIC SetRectFromExtent(HDC hdc, LPRECT lprc, LPCTSTR lpcsz);
// Flags for MyDrawText()
#define MDT_DRAWTEXT 0x00000001
#define MDT_ELLIPSES 0x00000002
#define MDT_LINK 0x00000004
#define MDT_SELECTED 0x00000008
#define MDT_DESELECTED 0x00000010
#define MDT_DEPRESSED 0x00000020
#define MDT_EXTRAMARGIN 0x00000040
#define MDT_TRANSPARENT 0x00000080
#define MDT_LEFT 0x00000100
#define MDT_RIGHT 0x00000200
#define MDT_CENTER 0x00000400
#define MDT_VCENTER 0x00000800
#define MDT_CLIPPED 0x00001000
void PUBLIC MyDrawText(HDC hdc, LPCTSTR pszText, RECT * prc, UINT flags, int cyChar, int cxEllipses, COLORREF clrText, COLORREF clrTextBk);
DWORD PUBLIC MsgWaitObjectsSendMessage(DWORD cObjects, LPHANDLE phObjects, DWORD dwTimeout);
HCURSOR PUBLIC SetCursorRemoveWigglies(HCURSOR hcur);
LPTSTR PUBLIC _ConstructMessageString(HINSTANCE hinst, LPCTSTR pszMsg, va_list *ArgList);
BOOL PUBLIC ConstructMessage(LPTSTR * ppsz, HINSTANCE hinst, LPCTSTR pszMsg, ...);
#endif // __COMM_H__
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