ATL / WTL / STL

<br />
//In header <br />
class ATL_NO_VTABLE CMyControl : <br />
	public CComObjectRootEx<CComSingleThreadModel>,<br />
	public CStockPropImpl<CMyControl, IDigDisplay><br />
	public IPersistStreamInitImpl<CMyControl>,<br />
	public IOleControlImpl<CMyControl>,<br />
	public IOleObjectImpl<CMyControl>,<br />
	public IOleInPlaceActiveObjectImpl<CMyControl>,<br />
	public IViewObjectExImpl<CMyControl>,<br />
	public IOleInPlaceObjectWindowlessImpl<CMyControl>,<br />
	public IConnectionPointContainerImpl<CMyControl>,<br />
	public IPropertyNotifySinkCP<CMyControl>,<br />
	public CProxy_IDigDisplayEvents<CMyControl>, <br />
	public IPersistStorageImpl<CMyControl>,<br />
	public ISpecifyPropertyPagesImpl<CMyControl>,<br />
	public IQuickActivateImpl<CMyControl>,<br />
	public IDataObjectImpl<CMyControl>,<br />
	public IProvideClassInfo2Impl<&CLSID_CMyControl, &__uuidof(_IMyControlEvents), &LIBID_MyControlLib>,<br />
	public CComCoClass<CDigDisplay, &CLSID_CMyControl>,<br />
	public CComControl<CMyControl><br />
{<br />
..<br />
}<br />
//All aboved interfaces include in com_map<br />
//and IPropertyNotifySinkCP inclued in connection_point_map <br />
<br />
//cpp<br />
<br />
// [id(1),firerequestedit,bindable]<br />
CMyControl()::put_FirstProperty(short newVal)<br />
{<br />
 m_firstValue = newVal;<br />
 m_secondValue = newVal + 1;<br />
<br />
FireOnChanged(1);<br />
FireOnChanged(2);<br />
}<br />
<br />
...<br />
<br />
//[id(2),firerequestedit,bindable]<br />
CMyControl()::put_SecondProperty(short newVal)<br />
{<br />
m_secondValue = newVal;<br />
FireOnChanged(2);<br />
}<br />
<br />
//[id(2),firerequestedit,bindable]<br />
CMyControl()::get_SecondProperty(short* pVal)<br />
{<br />
*pVal = m_secondValue;<br />
}<br />
<br />

<br />
for(int nRow = 0; nRow < rows; ++ nRow)<br />
{<br />
	<br />
        for(int nCol = 0; cols; nCol++ )<br />
	{<br />
              //Drawing combos by ShowWindow(SW_SHOW) call<br />
	}<br />
}<br />