CWindow::ResizeClient() Function for CWnd (or derived classes)

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With this Function you can resize the window to the specified client area
size of your CWnd or derived classes like the CWindow::ResizeClient()
function.

Example

You have a dialog based application and the client rect of the
dialog depends on the size of a bitmap.

Source Code

BOOL CYourWndOrDialog::ResizeClient (int nWidth,

                                     int nHeight,

                                     BOOL bRedraw)

{

 RECT rcWnd;

 GetClientRect (&rcWnd);

 if(nWidth != -1)

  rcWnd.right = nWidth;
 if(nHeight != -1)

  rcWnd.bottom = nHeight;
 if(!::AdjustWindowRectEx(&rcWnd,

                          GetStyle(),

                          (!(GetStyle() & WS_CHILD)

 && GetMenu() != NULL)), GetExStyle()))

  return FALSE;
 UINT uFlags = SWP_NOZORDER | SWP_NOMOVE;
 if(!bRedraw)

  uFlags |= SWP_NOREDRAW;
 return SetWindowPos(NULL,

                     0, 0,

                     rcWnd.right - rcWnd.left,

                     rcWnd.bottom - rcWnd.top,

                     uFlags);

} // CYourWndOrDialog::ResizeClient