Hex Editor (OCX Control)

<small><br />
[id(9)] SCODE SetData(VARIANT data, long dwStartAddr);<br />
[id(10)] VARIANT GetData();<br />
</small>

<small><br />
//{{AFX_DISPATCH(CHexEditCtrl)<br />
...<br />
afx_msg SCODE SetData(const VARIANT FAR& data, long dwStartAddr);<br />
afx_msg VARIANT GetData();<br />
//}}AFX_DISPATCH<br />
<br />
//{{AFX_DISP_ID(CHexEditCtrl)<br />
...<br />
dispidGetData = 10L,<br />
//}}AFX_DISP_ID<br />
</small>

<small><br />
//{{AFX_DISPATCH_MAP(CHexEditCtrl)<br />
...<br />
DISP_FUNCTION(CHexEditCtrl, "SetData", SetData, VT_ERROR, VTS_VARIANT VTS_I4)<br />
DISP_FUNCTION(CHexEditCtrl, "GetData", GetData, VT_VARIANT, VTS_NONE)<br />
...<br />
//}}AFX_DISPATCH_MAP<br />
<br />
SCODE CHexEditCtrl::SetData(const VARIANT FAR& data, long dwStartAddr) <br />
{<br />
    if ( data.vt != (VT_ARRAY | VT_UI1) || ::SafeArrayGetDim(data.parray) != 1)<br />
    {<br />
        // only 1-dimension array of bytes can be set<br />
        return E_INVALIDARG;<br />
    }<br />
    m_data = data; // was: m_data.Attach ( *pData )<br />
    ...<br />
}<br />
<br />
VARIANT CHexEditCtrl::GetData() <br />
{<br />
    VARIANT vaResult;<br />
    VariantInit(&vaResult);<br />
    vaResult = m_data;<br />
    return vaResult;<br />
}<br />
</small>

<br />
byte[] data = ...<br />
this.axHexEdit.SetData(data, 0);<br />

<br />
data = (byte[])this.axHexEdit.GetData();<br />