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, CreateFont (0, 0, 0, 0, 0, 0, 0, 0,
dwCharSet, 0, 0, 0, FIXED_PITCH, NULL)) ;
GetTextMetrics (hdc, &tm) ;
cxChar = tm.tmAveCharWidth ;
cyChar = tm.tmHeight ;
DeleteObject (SelectObject (hdc, GetStockObject (SYSTEM_FONT))) ;
ReleaseDC (hwnd, hdc) ;
// Allocate memory for display lines
if (pmsg)
free (pmsg) ;
cLinesMax = cyClientMax / cyChar ;
pmsg = malloc (cLinesMax * sizeof (MSG)) ;
cLines = 0 ;
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) ;
if (message == WM_INPUTLANGCHANGE)
return TRUE ;
return 0 ;
case WM_KEYDOWN:
case WM_KEYUP:
c