C++ (Cpp) LPOLEOBJECT::GetMoniker Examples

Example #1

File: olesvr2.cpp Project: rickerliang/OpenNT

LPMONIKER COleServerItem::GetMoniker(OLEGETMONIKER nAssign)
{
	// get IOleObject interface for this item
	LPOLEOBJECT lpOleObject = GetOleObject();
	ASSERT(lpOleObject != NULL);

	// get moniker from OLE object
	LPMONIKER lpMoniker = NULL;
	lpOleObject->GetMoniker(nAssign, OLEWHICHMK_OBJFULL, &lpMoniker);
	return lpMoniker;
}

Example #2

File: olesvr2.cpp Project: rickerliang/OpenNT

BOOL COleServerItem::GetLinkSourceData(LPSTGMEDIUM lpStgMedium)
{
	ASSERT_VALID(this);
	ASSERT(AfxIsValidAddress(lpStgMedium, sizeof(STGMEDIUM)));

	LPOLEOBJECT lpOleObject = GetOleObject();
	ASSERT(lpOleObject != NULL);

	// get moniker from ole object
	LPMONIKER lpMoniker;
	SCODE sc = lpOleObject->GetMoniker(OLEGETMONIKER_TEMPFORUSER,
		OLEWHICHMK_OBJFULL, &lpMoniker);
	if (sc != S_OK)
	{
		TRACE0("Warning: unable to get moniker for object.\n");
		return FALSE;
	}
	ASSERT(lpMoniker != NULL);

	// create a memory based stream to write the moniker to
	LPSTREAM lpStream;
	if (::CreateStreamOnHGlobal(NULL, TRUE, &lpStream) != S_OK)
	{
		lpMoniker->Release();
		AfxThrowMemoryException();
	}
	ASSERT(lpStream != NULL);

	// write the moniker to the stream, and add it to the clipboard
	sc = ::OleSaveToStream(lpMoniker, lpStream);
	lpMoniker->Release();
	if (sc != S_OK)
	{
		lpStream->Release();
		AfxThrowOleException(sc);
	}

	// write the class ID of the document to the stream as well
	COleLinkingDoc* pDoc = GetDocument();
	ASSERT(pDoc->m_pFactory != NULL);
	sc = WriteClassStm(lpStream, pDoc->m_pFactory->GetClassID());
	if (sc != S_OK)
	{
		lpStream->Release();
		AfxThrowOleException(sc);
	}

	// setup the STGMEDIUM
	lpStgMedium->tymed = TYMED_ISTREAM;
	lpStgMedium->pstm = lpStream;
	lpStgMedium->pUnkForRelease = NULL;
	return TRUE;
}

Example #3

File: olemisc.cpp Project: Rupan/winscp

HGLOBAL AFXAPI _AfxOleGetObjectDescriptorData(
	LPOLEOBJECT     lpOleObj,
	LPCOLESTR       lpszSrcOfCopy,
	DWORD           dwDrawAspect,
	POINTL          pointl,
	LPSIZEL         lpSizelHim)
{
	USES_CONVERSION;

	CLSID           clsid;
	LPOLESTR        lpszFullUserTypeName = NULL;
	LPMONIKER       lpSrcMonikerOfCopy = NULL;
	HGLOBAL         hObjDesc = NULL;
	IBindCtx        *pbc = NULL;
	SCODE           sc;
	SIZEL           sizelHim;
	BOOL            bFreeSrcOfCopy = FALSE;
	LPVIEWOBJECT2   lpViewObj2;
	LPOLELINK       lpOleLink;
	BOOL            fIsLink;
	TCHAR           szLinkedTypeFmt[80];
	LPCOLESTR       lpszLinkedTypeFmt;
	LPOLESTR        lpszBuf = NULL;
	DWORD           dwStatus = 0;

	// query for IOleLink
	lpOleLink = QUERYINTERFACE(lpOleObj, IOleLink);
	fIsLink = lpOleLink != NULL;

	// query for IViewObject2
	lpViewObj2 = QUERYINTERFACE(lpOleObj, IViewObject2);

	// Get CLSID
	sc = lpOleObj->GetUserClassID(&clsid);
	if (sc != S_OK)
		clsid = CLSID_NULL;

	// Get FullUserTypeName
	sc = lpOleObj->GetUserType(USERCLASSTYPE_FULL, &lpszFullUserTypeName);

	// if object is a link, then expand usertypename to be "Linked %s"
	if (fIsLink && lpszFullUserTypeName != NULL)
	{
		// Note: If this LoadString call fails, it is likely that
		//  _AFX_NO_OLE_RESOURCES is defined in your .RC file.
		// To correct the situation remove the following line from your
		//  resource script:
		//      #define _AFX_NO_OLE_RESOURCES
		// This should be done using the Resource.Set Includes... command.

		VERIFY(AfxLoadString(AFX_IDS_PASTELINKEDTYPE, szLinkedTypeFmt));
		lpszLinkedTypeFmt = T2COLE(szLinkedTypeFmt);
		lpszBuf = (LPOLESTR)CoTaskMemAlloc((ocslen(lpszFullUserTypeName) +
			ocslen(lpszLinkedTypeFmt) + 1) * sizeof(OLECHAR));
		if (lpszBuf != NULL)
		{
#ifdef OLE2ANSI
			sprintf(lpszBuf, lpszLinkedTypeFmt, lpszFullUserTypeName);
#else
			swprintf(lpszBuf, lpszLinkedTypeFmt, lpszFullUserTypeName);
#endif
			CoTaskMemFree(lpszFullUserTypeName);
			lpszFullUserTypeName = lpszBuf;
		}
	}

	// get source of copy
	if (fIsLink)
	{
		sc = lpOleLink->GetSourceDisplayName((LPOLESTR*)&lpszSrcOfCopy);
		bFreeSrcOfCopy = TRUE;
	}
	else if (lpszSrcOfCopy == NULL)
	{
		sc = lpOleObj->GetMoniker(
			OLEGETMONIKER_TEMPFORUSER, OLEWHICHMK_OBJFULL, &lpSrcMonikerOfCopy);
		if (sc == S_OK)
		{
			CreateBindCtx(0, &pbc);
			lpSrcMonikerOfCopy->GetDisplayName(pbc, NULL,
				(LPOLESTR*)&lpszSrcOfCopy);
			RELEASE(pbc);
			bFreeSrcOfCopy = TRUE;
		}
	}

	if (lpSizelHim)
	{
		// Use extents passed by the caller
		sizelHim = *lpSizelHim;
	}
	else if (lpViewObj2)
	{
		// Get the current extents from the object
		sc = lpViewObj2->GetExtent(dwDrawAspect, -1, NULL,
			(LPSIZEL)&sizelHim);
		if (sc != S_OK)
			sizelHim.cx = sizelHim.cy = 0;
	}
	else
	{
		sizelHim.cx = sizelHim.cy = 0;
	}

	// Get dwStatus
	sc = lpOleObj->GetMiscStatus(dwDrawAspect, &dwStatus);
	if (sc != S_OK)
		dwStatus = 0;

	// Get OBJECTDESCRIPTOR
	hObjDesc = _AfxOleGetObjectDescriptorData(clsid, dwDrawAspect, sizelHim,
		pointl, dwStatus, lpszFullUserTypeName, lpszSrcOfCopy);

	// Clean up
	CoTaskMemFree(lpszFullUserTypeName);
	if (bFreeSrcOfCopy)
		CoTaskMemFree((LPOLESTR)lpszSrcOfCopy);
	RELEASE(lpSrcMonikerOfCopy);
	RELEASE(lpOleLink);
	RELEASE(lpViewObj2);

	return hObjDesc;
}