HRESULT CJSExtender::SinkObject(CString strPrefix, IDispatch *pUnk, LCID lcid)
{
if (!pUnk || strPrefix==_T(""))
return E_INVALIDARG;
HRESULT hr = S_FALSE;
GUID iid = GUID_NULL;
if (theApp.m_pEventProxy)
theApp.m_pEventProxy->GetConnectionInterface(&iid);
else
{
CComQIPtr<IConnectionPointContainer> pContainer(pUnk);
if (pContainer == nullptr)
return 0;
GUID libid;
WORD wMajorVer = 1;
WORD wMinorVer = 0;
hr = AtlGetObjectSourceInterface(pUnk, &libid, &iid, &wMajorVer, &wMinorVer);
if (iid == GUID_NULL)
{
IConnectionPoint* pConnectionPoint = nullptr;
IEnumConnectionPoints* pEnum = nullptr;
HRESULT hr = pContainer->EnumConnectionPoints(&pEnum);
if (pEnum)
{
ULONG uFetched;
while (S_OK == (pEnum->Next(1, &pConnectionPoint, &uFetched)) && uFetched >= 1)
{
hr = pConnectionPoint->GetConnectionInterface(&iid);
if (hr == S_OK)
{
pConnectionPoint->Release();
pConnectionPoint = nullptr;
break;
}
pConnectionPoint->Release();
pConnectionPoint = nullptr;
}
pEnum->Release();
}
}
}
if (iid != GUID_NULL)
new CJSProxyObj(this, pUnk, iid, strPrefix);
return S_OK;
}
// @pymethod <o PyIID>|PyIConnectionPoint|GetConnectionInterface|Retrieves the IID of the interface represented by the connection point.
PyObject *PyIConnectionPoint::GetConnectionInterface(PyObject *self, PyObject *args)
{
if ( !PyArg_ParseTuple(args, ":GetConnectionInterface") )
return NULL;
IConnectionPoint *pICP = GetI(self);
if ( pICP == NULL )
return NULL;
IID iid;
PY_INTERFACE_PRECALL;
HRESULT hr = pICP->GetConnectionInterface(&iid);
PY_INTERFACE_POSTCALL;
if ( FAILED(hr) )
return SetPythonCOMError(self,hr);
return PyWinObject_FromIID(iid);
}
void EnumConnectionPoint(IDispatch *pDisp, LPCSTR comment)
{
if (!pDisp) return;
HRESULT hr = S_OK;
USES_CONVERSION;
IConnectionPointContainer *spCPC = NULL;
IConnectionPoint *spCP = NULL;
IEnumConnectionPoints *ppEnum = NULL;
IID id;
LPOLESTR strGUID = 0;
CComBSTR bstrId = NULL;
if(comment) cout << comment << _T(" ");
cout << _T("ConnectionPoint: [");
hr = pDisp->QueryInterface(IID_IConnectionPointContainer, reinterpret_cast<void**>(&spCPC));
if (SUCCEEDED(hr) && spCPC)
{
hr = spCPC->EnumConnectionPoints(&ppEnum);
while(SUCCEEDED(ppEnum->Next(1, &spCP, NULL)) && spCP)
{
spCP->GetConnectionInterface(&id);
// 注意此处StringFromIID的正确用法, 否则会在Debug状态下出错: user breakpoint called from code 0x7c901230
StringFromIID(id, &strGUID);
bstrId = strGUID;
CoTaskMemFree(strGUID);
cout << (bstrId ? OLE2CT(bstrId) : _T("")) << _T(", ");
}
}
cout << "]" << endl;
if(spCP) spCP->Release();
if(ppEnum) ppEnum->Release();
if(spCPC) spCPC->Release();
/*
{9bfbbc02-eff1-101a-84ed-00aa00341d07} IPropertyNotifySink
{3050f3c4-98b5-11cf-bb82-00aa00bdce0b} HTMLObjectElementEvents
{3050f620-98b5-11cf-bb82-00aa00bdce0b} HTMLObjectElementEvents2
{00020400-0000-0000-c000-000000000046} IDispatch
{1dc9ca50-06ef-11d2-8415-006008c3fbfc} ITridentEventSink
{d27cdb6d-ae6d-11cf-96b8-444553540000} ShockwaveFlashObjects::_IShockwaveFlashEvents
*/
}
