C / C++ / MFC

CView* CMyDoc::SwitchToView(CView* pNewView)<br />
{      <br />
   CFrameWnd* pMainWnd = (CFrameWnd*)AfxGetMainWnd();<br />
   CView* pOldActiveView = pMainWnd->GetActiveView();<br />
   ASSERT(pOldActiveView != NULL);<br />
   ASSERT_VALID(pOldActiveView);<br />
   <br />
   // Must be attached to us<br />
   ASSERT(pOldActiveView->GetDocument() == this);<br />
   <br />
   if(pNewView == pOldActiveView)<br />
   {<br />
      // New view is the actual view<br />
      return NULL;<br />
   }<br />
<br />
   // Set the child window ID of the active view to AFX_IDW_PANE_FIRST.<br />
   // This is necessary so that CFrameWnd::RecalcLayout will allocate<br />
   // this "first pane" to that portion of the frame window's client<br />
   // area not allocated to control bars.  Set the child ID of<br />
   // the previously active view to some other ID.<br />
   ::SetWindowLong(pOldActiveView->m_hWnd, GWL_ID, 0);<br />
   ::SetWindowLong(pNewView->m_hWnd, GWL_ID, AFX_IDW_PANE_FIRST);<br />
<br />
   // Show the newly active view and hide the inactive view.<br />
   pNewView->ShowWindow(SW_SHOW);<br />
   pOldActiveView->ShowWindow(SW_HIDE);<br />
<br />
   // Connect the newly active view to the document, and disconnect the inactive view<br />
   AddView(pNewView); <br />
   RemoveView(pOldActiveView);<br />
   pMainWnd->SetActiveView(pNewView);<br />
   pMainWnd->RecalcLayout();<br />
<br />
   return pOldActiveView;<br />
}

ofstream* fName[6];
for (int j = 0; j < 6; j++)
{
    CString filename;
    filename.Format("file%d.txt", j);
    fName[j]->open(filename, ios::out | ios::trunc);
}

<br />
C:\Program Files\Microsoft Visual Studio\MyProjects\Solver2D\SpringSolver.cpp(820) : error C2228: left of '.open' must have class/struct/union type<br />
<br />