#define HOOK_OK         0#define HHOOK_INVALID   -1#define HOOK_STOP       1#define HOOK_GOON       2typedef struct _KEYHOOK{    HWND hWnd;    KEYMSGHOOK hook;}KEYHOOK;typedef struct _MOUSEHOOK{    HWND hWnd;    MOUSEMSGHOOK hook;}MOUSEHOOK;HHOOK GUIAPI RegisterKeyMsgHook (HWND hWnd, KEYMSGHOOK hook);HHOOK GUIAPI RegisterMouseMsgHook (HWND hWnd, MOUSEMSGHOOK hook);int GUIAPI UnregisterHook (HHOOK hHook);/******************************* Style definitions ***************************//* Class styles */#define CS_VREDRAW          0x0001#define CS_HREDRAW          0x0002#define CS_OWNDC            0x0020#define CS_CLASSDC          0x0040#define CS_PARENTDC         0x0080#define CS_SAVEBITS         0x0800#define CS_DBLCLKS          0x0008#define CS_BYTEALIGNCLIENT  0x1000#define CS_BYTEALIGNWINDOW  0x2000#define CS_NOCLOSE          0x0200#define CS_KEYCVTWINDOW     0x0004#define CS_NOKEYCVT         0x0100#define CS_GLOBALCLASS      0x4000/* Window Styles *//* Basic window types */#define WS_OVERLAPPED       0x00000000L#define WS_POPUP            0x80000000L#define WS_CHILD            0x40000000L/* Clipping styles */       // not supported/* Generic window states */#define WS_VISIBLE          0x08000000L#define WS_DISABLED         0x04000000L/* Main window states */#define WS_MINIMIZE         0x02000000L#define WS_MAXIMIZE         0x01000000L/* Main window styles */#define WS_CAPTION          0x20000000L#define WS_SYSMENU          0x10000000L#define WS_DLGFRAME         0x00800000L#define WS_BORDER           0x00400000L#define WS_THICKFRAME       0x00200000L#define WS_THINFRAME        0x00100000L#define WS_VSCROLL          0x00080000L#define WS_HSCROLL          0x00040000L#define WS_MINIMIZEBOX      0x00020000L#define WS_MAXIMIZEBOX      0x00010000L/* Control window styles */#define WS_GROUP            0x00020000L#define WS_TABSTOP          0x00010000L/* Common Window Styles */#define WS_OVERLAPPEDWINDOW (WS_OVERLAPPED  | \                             WS_CAPTION     | \                             WS_SYSMENU     | \                             WS_THICKFRAME  | \                             WS_MINIMIZEBOX | \                             WS_MAXIMIZEBOX )                             #define WS_POPUPWINDOW      (WS_POPUP       | \                             WS_BORDER      | \                             WS_SYSMENU)#define WS_CHILDWINDOW      (WS_CHILD)/* Extended Window Styles */#define WS_EX_NONE              0x00000000L     // supported#define WS_EX_DLGMODALFRAME     0x00000001L#define WS_EX_USEPRIVATECDC     0x00000002L     // supported#define WS_EX_NOPARENTNOTIFY    0x00000004L#define WS_EX_TOPMOST           0x00000008L     // supported#define WS_EX_ACCEPTFILES       0x00000010L#define WS_EX_TRANSPARENT       0x00000020L#define WS_EX_MDICHILD          0x00000040L#define WS_EX_TOOLWINDOW        0x00000080L#define WS_EX_WINDOWEDGE        0x00000100L#define WS_EX_CLIENTEDGE        0x00000200L#define WS_EX_CONTEXTHELP       0x00000400L#define WS_EX_USEPARENTCURSOR   0x00000800L     // supported#define WS_EX_RIGHT             0x00001000L#define WS_EX_LEFT              0x00000000L#define WS_EX_RTLREADING        0x00002000L#define WS_EX_LTRREADING        0x00000000L#define WS_EX_LEFTSCROLLBAR     0x00004000L#define WS_EX_RIGHTSCROLLBAR    0x00000000L#define WS_EX_CONTROLPARENT     0x00010000L#define WS_EX_STATICEDGE        0x00020000L#define WS_EX_APPWINDOW         0x00040000L#define WS_EX_IMECOMPOSE        0x10000000L     // supported#define WS_EX_NOCLOSEBOX        0x20000000L     // supported#define WS_EX_CTRLASMAINWIN     0x40000000L     // supported#define WS_EX_OVERLAPPEDWINDOW  (WS_EX_WINDOWEDGE | \                                 WS_EX_CLIENTEDGE)#define WS_EX_PALETTEWINDOW     (WS_EX_WINDOWEDGE | \                                 WS_EX_TOOLWINDOW | \                                 WS_EX_TOPMOST)/******************************** Main window support ************************/#define HWND_DESKTOP        0#define HWND_INVALID        0xFFFFFFFFtypedef struct _MAINWINCREATE{    DWORD dwStyle;    DWORD dwExStyle;    // the extended styles of main window.    const char* spCaption;    HMENU hMenu;    HCURSOR hCursor;    HICON hIcon;    HWND  hHosting;     // the hosting main window.        int (*MainWindowProc)(HWND, int, WPARAM, LPARAM);    int lx, ty;    int rx, by;    int iBkColor;    DWORD dwAddData;}MAINWINCREATE;typedef MAINWINCREATE* PMAINWINCREATE;BOOL GUIAPI ExcludeWindowStyle (HWND hWnd, DWORD dwStyle);BOOL GUIAPI IncludeWindowStyle (HWND hWnd, DWORD dwStyle);HWND GUIAPI CreateMainWindow (PMAINWINCREATE pCreateStruct);BOOL GUIAPI DestroyMainWindow (HWND hWnd);int DefaultMainWinProc (HWND hWnd, int message, WPARAM wParam, LPARAM lParam);int DefaultControlProc (HWND hWnd, int message, WPARAM wParam, LPARAM lParam);#ifdef _DEBUGvoid GUIAPI DumpWindow (FILE* fp, HWND hWnd);#endif /* _DEBUG */#define SW_HIDE              0x0000#define SW_SHOW              0x0010#define SW_SHOWNORMAL        0x0100void GUIAPI UpdateWindow (HWND hWnd, BOOL bErase);BOOL GUIAPI ShowWindow (HWND hWnd, int iCmdShow);BOOL GUIAPI EnableWindow (HWND hWnd, int fEnable);BOOL GUIAPI IsWindowEnabled (HWND hWnd);BOOL GUIAPI GetClientRect(HWND hWnd, PRECT prc);int GUIAPI GetWindowBkColor (HWND hWnd);HCURSOR GUIAPI GetWindowCursor (HWND hWnd);HCURSOR GUIAPI SetWindowCursor (HWND hWnd, HCURSOR hNewCursor);DWORD GUIAPI GetWindowStyle (HWND hWnd);DWORD GUIAPI GetWindowExStyle (HWND hWnd);DWORD GUIAPI GetWindowAdditionalData (HWND hWnd);DWORD GUIAPI SetWindowAdditionalData (HWND hWnd, DWORD newData);DWORD GUIAPI GetWindowAdditionalData2 (HWND hWnd);DWORD GUIAPI SetWindowAdditionalData2 (HWND hWnd, DWORD newData);DWORD GUIAPI GetWindowClassAdditionalData (HWND hWnd);DWORD GUIAPI SetWindowClassAdditionalData (HWND hWnd, DWORD newData);const char* GUIAPI GetWindowCaption (HWND hWnd);BOOL GUIAPI SetWindowCaption (HWND hWnd, const char* spCaption);WNDPROC GUIAPI GetWindowCallbackProc (HWND hWnd);WNDPROC GUIAPI SetWindowCallbackProc (HWND hWnd, WNDPROC newProc);BOOL GUIAPI InvalidateRect(HWND hWnd, const RECT* prc, BOOL bEraseBkgnd);HDC GUIAPI BeginPaint(HWND hWnd);void GUIAPI EndPaint(HWND hWnd, HDC hdc);int GUIAPI ClientWidthToWindowWidth (DWORD dwStyle, int cw);int GUIAPI ClientHeightToWindowHeight (DWORD dwStyle, int ch, BOOL hasMenu);void GUIAPI ClientToScreen(HWND hWnd, int* x, int* y);void GUIAPI ScreenToClient(HWND hWnd, int* x, int* y);void GUIAPI WindowToScreen(HWND hWnd, int* x, int* y);void GUIAPI ScreenToWindow(HWND hWnd, int* x, int* y);BOOL GUIAPI IsMainWindow (HWND hWnd);BOOL GUIAPI IsControl (HWND hWnd);BOOL GUIAPI IsWindow (HWND hWnd);HWND GUIAPI GetParent (HWND hWnd);BOOL GUIAPI IsWindowVisible (HWND hWnd);BOOL GUIAPI GetWindowRect (HWND hWnd, PRECT prc);HWND GUIAPI GetHosting (HWND hWnd);HWND GUIAPI GetFirstHosted (HWND hWnd);HWND GUIAPI GetNextHosted (HWND hHosting, HWND hHosted);int GUIAPI GetWindowTextLength (HWND hWnd);int GUIAPI GetWindowText (HWND hWnd, char* spString, int nMaxLen);BOOL GUIAPI SetWindowText (HWND hWnd, const char* spString);HWND GUIAPI SetFocus(HWND hWnd);HWND GUIAPI GetFocus(void);HWND GUIAPI GetFocusChild (HWND hMainWnd);HWND GUIAPI SetActiveWindow(HWND hMainWnd);HWND GUIAPI GetActiveWindow(void);HWND GUIAPI SetCapture(HWND hMainWnd);HWND GUIAPI GetCapture(void);void GUIAPI ReleaseCapture(void);#define GetForegroundWindow GetActiveWindow#define SetForegroundWindow SetActiveWindowBOOL GUIAPI MoveWindow (HWND hWnd, int x, int y, int w, int h, BOOL fPaint);void GUIAPI ScrollWindow (HWND hWnd, int iOffx, int iOffy,                             const RECT* rc1, const RECT* rc2);#define SB_HORZ     1#define SB_VERT     2BOOL GUIAPI EnableScrollBar (HWND hWnd, int iSBar, BOOL bEnable);BOOL GUIAPI GetScrollPos (HWND hWnd, int iSBar, int* pPos);BOOL GUIAPI GetScrollRange (HWND hWnd, int iSBar, int* pMinPos, int* pMaxPos);BOOL GUIAPI SetScrollPos (HWND hWnd, int iSBar, int iNewPos);BOOL GUIAPI SetScrollRange (HWND hWnd, int iSBar, int iMinPos, int iMaxPos);BOOL GUIAPI ShowScrollBar (HWND hWnd, int iSBar, BOOL bShow);#define SIF_RANGE           0x0001#define SIF_PAGE            0x0002#define SIF_POS             0x0004#define SIF_DISABLENOSCROLL 0x0008#define SIF_TRACKPOS        0x0010#define SIF_ALL             (SIF_RANGE | SIF_PAGE | SIF_POS | SIF_TRACKPOS)typedef struct tagSCROLLINFO{    UINT    cbSize;    UINT    fMask;    int     nMin;    int     nMax;    UINT    nPage;    int     nPos;    int     nTrackPos;}SCROLLINFO, *LPSCROLLINFO;typedef SCROLLINFO const *LPCSCROLLINFO;BOOL GUIAPI SetScrollInfo(HWND, int, LPCSCROLLINFO, BOOL);BOOL GUIAPI GetScrollInfo(HWND, int, LPSCROLLINFO);HWND GUIAPI GetMainWindowHandle(HWND hWnd);int GUIAPI CreateThreadForMainWindow(pthread_t* thread,                                      pthread_attr_t* attr,                                      void * (*start_routine)(void *),                                      void * arg);pthread_t GUIAPI GetMainWinThread(HWND hMainWnd);void GUIAPI MainWindowThreadCleanup(HWND hMainWnd);int GUIAPI WaitMainWindowClose(HWND hWnd, void** returnval);#define MWM_MINWIDTH            0#define MWM_MINHEIGHT           1#define MWM_BORDER              2#define MWM_THICKFRAME          3#define MWM_CAPTIONY            4#define MWM_ICONX               5#define MWM_ICONY               6#define MWM_CAPTIONOFFY         7#define MWM_MENUBARY            8#define MWM_MENUBAROFFX         9#define MWM_MENUBAROFFY         10#define MWM_MENUITEMY           11 #define MWM_INTERMENUITEMX      12#define MWM_INTERMENUITEMY      13#define MWM_MENUITEMOFFX        14#define MWM_MENUTOPMARGIN       15#define MWM_MENUBOTTOMMARGIN    16#define MWM_MENULEFTMARGIN      17#define MWM_MENURIGHTMARGIN     18#define MWM_MENUITEMMINX        19#define MWM_MENUSEPARATORY      20#define MWM_MENUSEPARATORX      21#define MWM_SB_HEIGHT           22#define MWM_SB_WIDTH            23#define MWM_SB_INTERX           24#define MWM_THINFRAME           25#define MWM_CXVSCROLL           26#define MWM_CYVSCROLL           27#define MWM_CXHSCROLL           28#define MWM_CYHSCROLL           29#define MWM_MINBARLEN           30#define MWM_DEFBARLEN           31#define MWM_ITEM_NUMBER         32extern int WinMainMetrics[];#define GetMainWinMetrics(iItem)    (WinMainMetrics[iItem])#define SYSBMP_MINIMIZE         0#define SYSBMP_MAXIMIZE         1#define SYSBMP_RESTORE          2#define SYSBMP_CLOSE            3#define SYSBMP_ARROWUP          4#define SYSBMP_ARROWUPD         5#define SYSBMP_ARROWDOWN        6#define SYSBMP_ARROWDOWND       7#define SYSBMP_ARROWLEFT        8#define SYSBMP_ARROWLEFTD       9#define SYSBMP_ARROWRIGHT       10#define SYSBMP_ARROWRIGHTD      11#define SYSBMP_ITEM_NUMBER      12extern BITMAP SystemBitmap[];#define GetSystemBitmap(iItem)      (SystemBitmap + iItem)#define IDI_APPLICATION         0#define IDI_HAND                1#define IDI_STOP                IDI_HAND#define IDI_QUESTION            2#define IDI_EXCLAMATION         3#define IDI_ASTERISK            4#define IDI_INFORMATION         IDI_ASTERISK#define SYSICO_ITEM_NUMBER      5extern HICON LargeSystemIcon[];#define GetLargeSystemIcon(iItem)   (LargeSystemIcon[iItem])extern HICON SmallSystemIcon[];#define GetSmallSystemIcon(iItem)   (SmallSystemIcon[iItem])BOOL GUIAPI LoadSystemBitmap (PBITMAP pBitmap, const char* szItemName);HICON GUIAPI LoadSystemIcon (const char* szItemName, int which);/********************** Non-Main Window Class Support ************************/#define CS_VREDRAW          0x0001#define CS_HREDRAW          0x0002#define CS_DBLCLKS          0x0008#define CS_OWNDC            0x0020#define CS_CLASSDC          0x0040#define CS_PARENTDC         0x0080#define CS_NOCLOSE          0x0200#define CS_SAVEBITS         0x0800#define CS_BYTEALIGNCLIENT  0x1000#define CS_BYTEALIGNWINDOW  0x2000#define CS_GLOBALCLASS      0x4000#define CS_IME              0x00010000#define COP_STYLE           0x0001#define COP_HCURSOR         0x0002#define COP_BKCOLOR         0x0004#define COP_WINPROC         0x0008#define COP_ADDDATA         0x0010typedef struct _WNDCLASS{    char*   spClassName;    DWORD   opMask;    DWORD   dwStyle;    HCURSOR hCursor;