C / C++ / MFC

<br />
void CMFC1Dlg::OnCombo1EditChange()<br />
{<br />
   // Here you should do or call the process to look for text on the DB <br />
   // and modify the ComboBox item list and text <br />
   <br />
   //for this examle<br />
   //Here I get the text entered and compare it whit a fixed text "New"<br />
   //If the user entered "New" and not exists the item "New Element" in<br />
   //the combo list, I add de element<br />
   //then select the "New Element" item as the current selected item<br />
   // Set the cursor at the end of the element<br />
   // <br />
   // For a real use, I think, is better select the text since the <br />
   // last entered character to the end of the text<br />
   // <br />
   CString UserText;<br />
   TCHAR AddText[12] = _T("New Element");<br />
   CWnd * pEdit = m_Combo1.GetWindow( GW_CHILD ); <br />
   ASSERT( pEdit );<br />
   pEdit->GetWindowText(UserText);<br />
   if ( UserText.Compare(_T("New"))==0)<br />
   {<br />
      if (m_Combo1.FindString(-1,&AddText[0])==CB_ERR ) <br />
      {<br />
         m_Combo1.AddString(&AddText[0]);<br />
         m_Combo1.SetCurSel(m_Combo1.FindString(-1,&AddText[0]));<br />
      }<br />
      int tLen = m_Combo1.GetLBTextLen(m_Combo1.GetCurSel());<br />
      m_Combo1.SetEditSel(tLen,tLen); <br />
   }<br />
}<br />
<br />

BOOL CChildFrame::PreCreateWindow(CREATESTRUCT& cs)
{
	if( !CMDIChildWnd::PreCreateWindow(cs) )
		return FALSE;

	// Set the configuration for the different Views
	extern CFPSDoc* m_pDoc;
;
	if ((m_pDoc) && (m_pDoc->m_szNewFrameName != ""))
	{	cs.style = WS_SYSMENU | WS_CAPTION | WS_OVERLAPPED;   //This is the main View (CScrollView)
;
                //All following type of views are from CFormView derived
		if (m_pDoc->m_szNewFrameName == "ViewType1")
		{	int nMax = 0;
			if (m_pDoc->m_cmlMyList1.GetCount () >= m_pDoc->m_cmlMyList2.GetCount ())
				nMax = m_pDoc->m_cmlMyList1.GetCount ();
			else
				nMax = m_pDoc->m_cmlMyList2.GetCount ();

			cs.cx = 500;
			cs.cy =  (40 + (25 * nMax));   //Variable Frame height according to number of elements
			m_pDoc->m_szNewFrameName = "This is the Type of view 1 in project \"" + m_pDoc->GetTitle () + "\"";
		}
		else if (m_pDoc->m_szNewFrameName == "ViewType2")
		{	cs.cx = 528;				cs.cy =  322;
			m_pDoc->m_szNewFrameName = "Second type of View in project \"" + m_pDoc->GetTitle () + "\"";
			cs.style = cs.style | WS_MINIMIZEBOX;
		}
		else if (m_pDoc->m_szNewFrameName == "ViewType2_Not_Visible")
		{	cs.cx = 1;				cs.cy =  1;
			m_pDoc->m_szNewFrameName = "";
			cs.style = cs.style | WS_MINIMIZE; //this is to have access to some functions coded in the view of second type, but without having the view itself.
		}
		else if (m_pDoc->m_pObj1 || m_pDoc->m_pObj2)  //if one particular element is selected
		{	cs.cx = 415;				cs.cy = 260;
			cs.style = cs.style | WS_MINIMIZEBOX;
		}
		else if ((m_pDoc->m_pObj3) && (m_pDoc->m_pObj3->m_nType == 0)) //if the other type of element is from one subtype
		{	cs.cx = 517;				cs.cy = 421;
			cs.style = cs.style | WS_MINIMIZEBOX;
		}
		else if ((m_pDoc->m_pObj3) && (m_pDoc->m_pObj3->m_nType == 2)) //if the other subtype
		{	cs.cx = 610;				cs.cy = 435;
			cs.style = cs.style | WS_MINIMIZEBOX;
		}
;
		cs.lpszName = m_pDoc->m_szNewFrameName;  //Assigning the correspondent title to the frame
	}
	return TRUE;
}

Greetings.

--------
M.D.V.

If something has a solution... Why do we have to worry about?. If it has no solution... For what reason do we have to worry about?

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“The First Rule of Program Optimization: Don't do it. The Second Rule of Program Optimization (for experts only!): Don't do it yet.” - Michael A. Jackson