Need Help in Compiling errors

This is a discussion on Need Help in Compiling errors within the C Programming forums, part of the General Programming Boards category; Code: #include <windows.h> LRESULT CALLBACK WndProc (HWND, UINT, WPARAM, LPARAM); int WINAPI WinMain (HINSTANCE hInstance, HINSTANCE hPrevInstance, PSTR szCmdLine, int ...

  1. #1
    Registered User
    Join Date
    Sep 2008
    Posts
    40

    Need Help in Compiling errors

    Code:
    #include <windows.h>
    
    LRESULT CALLBACK WndProc (HWND, UINT, WPARAM, LPARAM);
    
    int WINAPI WinMain (HINSTANCE hInstance, HINSTANCE hPrevInstance,
                        PSTR szCmdLine, int iCmdShow)
    {
         static TCHAR szAppName[] = TEXT ("KeyView1") ;
         HWND         hwnd ;
         MSG          msg ;
         WNDCLASS     wndclass ;
         
         wndclass.style         = CS_HREDRAW | CS_VREDRAW ;
         wndclass.lpfnWndProc   = WndProc ;
         wndclass.cbClsExtra    = 0 ;
         wndclass.cbWndExtra    = 0 ;
         wndclass.hInstance     = hInstance ;
         wndclass.hIcon         = LoadIcon (NULL, IDI_APPLICATION) ;
         wndclass.hCursor       = LoadCursor (NULL, IDC_ARROW) ;
         wndclass.hbrBackground = (HBRUSH) GetStockObject (WHITE_BRUSH) ;
         wndclass.lpszMenuName  = NULL ;
         wndclass.lpszClassName = szAppName ;
    
         if (!RegisterClass (&wndclass))
         {
              MessageBox (NULL, TEXT ("This program requires Windows NT!"), 
                          szAppName, MB_ICONERROR) ;
              return 0 ;
         }
         
         hwnd = CreateWindow (szAppName, TEXT ("Keyboard Message Viewer #1"),
                              WS_OVERLAPPEDWINDOW,
                              CW_USEDEFAULT, CW_USEDEFAULT,
                              CW_USEDEFAULT, CW_USEDEFAULT,
                              NULL, NULL, hInstance, NULL) ;
         
         ShowWindow (hwnd, iCmdShow) ;
         UpdateWindow (hwnd) ;
         
         while (GetMessage (&msg, NULL, 0, 0))
         {
              TranslateMessage (&msg) ;
              DispatchMessage (&msg) ;
         }
         return msg.wParam ;
    }
    
    LRESULT CALLBACK WndProc (HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
    {
         static int   cxClientMax, cyClientMax, cxClient, cyClient, cxChar, cyChar ;
         static int   cLinesMax, cLines ;
         static PMSG  pmsg ;
         static RECT  rectScroll ;
         static TCHAR szTop[] = TEXT ("Message        Key       Char     ")
                                TEXT ("Repeat Scan Ext ALT Prev Tran") ;
         static TCHAR szUnd[] = TEXT ("_______        ___       ____     ")
                                TEXT ("______ ____ ___ ___ ____ ____") ;
    
         static TCHAR * szFormat[2] = { 
              
                   TEXT ("%-13s %3d %-15s%c%6u %4d %3s %3s %4s %4s"),
                   TEXT ("%-13s            0x%04X%1s%c %6u %4d %3s %3s %4s %4s") } ;
         static TCHAR * szYes  = TEXT ("Yes") ;
         static TCHAR * szNo   = TEXT ("No") ;
         static TCHAR * szDown = TEXT ("Down") ;
         static TCHAR * szUp   = TEXT ("Up") ;
    
         static TCHAR * szMessage [] = { 
                             TEXT ("WM_KEYDOWN"),    TEXT ("WM_KEYUP"), 
                             TEXT ("WM_CHAR"),       TEXT ("WM_DEADCHAR"), 
                             TEXT ("WM_SYSKEYDOWN"), TEXT ("WM_SYSKEYUP"), 
                             TEXT ("WM_SYSCHAR"),    TEXT ("WM_SYSDEADCHAR") } ;
         HDC          hdc ;
         int          i, iType ;
         PAINTSTRUCT  ps ;
         TCHAR        szBuffer[128], szKeyName [32] ;
         TEXTMETRIC   tm ;
         
         switch (message)
         {
         case WM_CREATE:
         case WM_DISPLAYCHANGE:
         
                   // Get maximum size of client area
    
              cxClientMax = GetSystemMetrics (SM_CXMAXIMIZED) ;
              cyClientMax = GetSystemMetrics (SM_CYMAXIMIZED) ;
    
                  // Get character size for fixed-pitch font
    
              hdc = GetDC (hwnd) ;
    
              SelectObject (hdc, GetStockObject (SYSTEM_FIXED_FONT)) ;
              GetTextMetrics (hdc, &tm) ;
              cxChar = tm.tmAveCharWidth ;
              cyChar = tm.tmHeight ;
    
              ReleaseDC (hwnd, hdc) ;
    
                   // Allocate memory for display lines
    
              if (pmsg)
                   free (pmsg) ;
    
              cLinesMax = cyClientMax / cyChar ;
              pmsg = malloc (cLinesMax * sizeof (MSG)) ;
              cLines = 0 ;
                                       // fall through
         case WM_SIZE:
              if (message == WM_SIZE)
              {
                   cxClient = LOWORD (lParam) ;
                   cyClient = HIWORD (lParam) ;
              }
                   // Calculate scrolling rectangle
    
              rectScroll.left   = 0 ;
              rectScroll.right  = cxClient ;
              rectScroll.top    = cyChar ;
              rectScroll.bottom = cyChar * (cyClient / cyChar) ;
    
              InvalidateRect (hwnd, NULL, TRUE) ;
              return 0 ;
              
         case WM_KEYDOWN:
         case WM_KEYUP:
         case WM_CHAR:
         case WM_DEADCHAR:
         case WM_SYSKEYDOWN:
         case WM_SYSKEYUP:
         case WM_SYSCHAR:
         case WM_SYSDEADCHAR: 
    
                   // Rearrange storage array
    
              for (i = cLinesMax - 1 ; i > 0 ; i--)
              {
                   pmsg[i] = pmsg[i - 1] ;
              }
                   // Store new message
    
              pmsg[0].hwnd = hwnd ;
              pmsg[0].message = message ;
              pmsg[0].wParam = wParam ;
              pmsg[0].lParam = lParam ;
    
              cLines = min (cLines + 1, cLinesMax) ;
    
                   // Scroll up the display
    
              ScrollWindow (hwnd, 0, -cyChar, &rectScroll, &rectScroll) ;
    
              break ;        // i.e., call DefWindowProc so Sys messages work
    
         case WM_PAINT:
              hdc = BeginPaint (hwnd, &ps) ;
    
              SelectObject (hdc, GetStockObject (SYSTEM_FIXED_FONT)) ;
              SetBkMode (hdc, TRANSPARENT) ;
              TextOut (hdc, 0, 0, szTop, lstrlen (szTop)) ;
              TextOut (hdc, 0, 0, szUnd, lstrlen (szUnd)) ;
    
              for (i = 0 ; i < min (cLines, cyClient / cyChar - 1) ; i++)
              {
                   iType = pmsg[i].message == WM_CHAR ||
                           pmsg[i].message == WM_SYSCHAR ||
                           pmsg[i].message == WM_DEADCHAR ||
                           pmsg[i].message == WM_SYSDEADCHAR ;
    
                   GetKeyNameText (pmsg[i].lParam, szKeyName, 
                                   sizeof (szKeyName) / sizeof (TCHAR)) ;
    
                   TextOut (hdc, 0, (cyClient / cyChar - 1 - i) * cyChar, szBuffer,
                            wsprintf (szBuffer, szFormat [iType],
                                 szMessage [pmsg[i].message - WM_KEYFIRST],
                                 pmsg[i].wParam,
                                 (PTSTR) (iType ? TEXT (" ") : szKeyName),
                                 (TCHAR) (iType ? pmsg[i].wParam : ` `),
                                 LOWORD (pmsg[i].lParam),
                                 HIWORD (pmsg[i].lParam) & 0xFF,
                                 0x01000000 & pmsg[i].lParam ? szYes  : szNo,
                                 0x20000000 & pmsg[i].lParam ? szYes  : szNo,
                                 0x40000000 & pmsg[i].lParam ? szDown : szUp,
                                 0x80000000 & pmsg[i].lParam ? szUp   : szDown)) ;
              }
              EndPaint (hwnd, &ps) ;
              return 0 ;
    
         case WM_DESTROY:
              PostQuitMessage (0) ;
              return 0 ;
         }
         return DefWindowProc (hwnd, message, wParam, lParam) ;
    }
    In function `LRESULT WndProc(HWND__*, UINT, WPARAM, LPARAM)':
    106 invalid conversion from `void*' to `tagMSG*'
    178 stray '`' in program
    178 stray '`' in program
    178 expected primary-expression before ')' token
    178 expected primary-expression before ')' token
    Makefile.win [Build Error] [try.o] Error 1

    How to could i fix these errors? Thank You

  2. #2
    Registered User rogster001's Avatar
    Join Date
    Aug 2006
    Location
    Liverpool UK
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    TextOut (hdc, 0, (cyClient / cyChar - 1 - i) * cyChar, szBuffer,
    wsprintf (szBuffer, szFormat [iType],
    this line is incomplete

  3. #3
    Registered User
    Join Date
    Sep 2008
    Posts
    40
    then what should be fill inorder to be completed?

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