C / C++ / MFC

// Copy selected text to clipboard using CHtmlEditView base 
// class (CHtmlEditCtrlBase) ExecHelperNN function
ExecHelperNN(IDM_COPY)

if (OpenClipboard())
{
 // Retrieve the Clipboard data (specifying that
 // we want ANSI text (via the CF_TEXT value).
 HANDLE hClipboardData = GetClipboardData(CF_TEXT);

 // Call GlobalLock so that to retrieve a pointer
 // to the data associated with the handle returned
 // from GetClipboardData.
 char *pchData = (char*)GlobalLock(hClipboardData);

 // Set a local CString variable to the data
 // and then update the dialog with the Clipboard data
 CString strFromClipboard = pchData;

 // Unlock the global memory.
 GlobalUnlock(hClipboardData);

 // Finally, when finished I simply close the Clipboard
 // which has the effect of unlocking it so that other
 // applications can examine or modify its contents.
 CloseClipboard();

//Derived from a table insert function that I can't remember the original source of.
CString CHTMLEditView::GetSelection(void)
{
	IDispatch * pDocDisp = NULL;
	IHTMLDocument2* pDoc;
	IHTMLSelectionObject* pSelObj;
	IHTMLTxtRange* pTxtRange;
	CString cstext;
	pDocDisp = GetHtmlDocument();
	HRESULT hr = pDocDisp->QueryInterface( IID_IHTMLDocument2, (void**)&pDoc );
	if (SUCCEEDED(hr)) {
		hr = pDoc->get_selection(&pSelObj);
		CComBSTR p;
		pSelObj->get_type(&p); // Should test this is suitable "Text" or "None"
		if ((SUCCEEDED(hr))&&((p==L"Text")||(p==L"None"))) {
			hr = pSelObj->createRange((IDispatch**)&pTxtRange);
			if (SUCCEEDED(hr)) {
				BSTR text;
				pTxtRange->get_htmlText(&text);
				cstext = text;
				SysFreeString(text);
				pTxtRange->Release();
			}
			pSelObj->Release();
		}
		pDocDisp->Release();
		pDoc->Release();
	}
	return cstext;
}