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| STDMETHODIMP CMyAddin::PutProperty(LPDISPATCH pDisp, LPOLESTR pszName, VARIANT* pvValue)
{
if (NULL == pDisp) return E_POINTER;
if (NULL == pvValue) return E_POINTER;
DISPID dwDispID;
DISPID dispidPut = DISPID_PROPERTYPUT;
DISPPARAMS dispparams = {NULL, NULL, 1, 1};
dispparams.rgvarg = pvValue;
dispparams.rgdispidNamedArgs = &dispidPut;
HRESULT hr = pDisp->GetIDsOfNames(IID_NULL, &pszName, 1, LOCALE_USER_DEFAULT, &dwDispID);
if(SUCCEEDED(hr)) {
if (pvValue->vt == VT_UNKNOWN || pvValue->vt == VT_DISPATCH ||
(pvValue->vt & VT_ARRAY) || (pvValue->vt & VT_BYREF))
{
hr = pDisp->Invoke(dwDispID, IID_NULL, LOCALE_USER_DEFAULT,
DISPATCH_METHOD | DISPATCH_PROPERTYPUTREF, &dispparams,
NULL, NULL, NULL);
if (SUCCEEDED(hr)) return hr;
}
hr = pDisp->Invoke(dwDispID, IID_NULL, LOCALE_USER_DEFAULT,
DISPATCH_METHOD | DISPATCH_PROPERTYPUT, &dispparams,
NULL, NULL, NULL);
}
return hr;
}
STDMETHODIMP CMyAddin::CallMethod(LPDISPATCH pDisp, LPOLESTR pszName, VARIANT* pvResult, UINT cArgs, VARIANTARG* rgVarParams)
{
if (NULL == pDisp) return E_POINTER;
DISPID dwDispID;
DISPPARAMS dispparams = {NULL, NULL, 0, 0};
dispparams.rgvarg = rgVarParams;
dispparams.cArgs = cArgs;
HRESULT hr = pDisp->GetIDsOfNames(IID_NULL, &pszName, 1, LOCALE_USER_DEFAULT, &dwDispID);
if(SUCCEEDED(hr)) {
hr = pDisp->Invoke(dwDispID, IID_NULL, LOCALE_USER_DEFAULT,
DISPATCH_METHOD, &dispparams, pvResult, NULL, NULL);
if (FAILED(hr))
{
hr = pDisp->Invoke(dwDispID, IID_NULL, LOCALE_USER_DEFAULT,
DISPATCH_METHOD | DISPATCH_PROPERTYGET, &dispparams, pvResult, NULL, NULL);
}
}
return hr;
} |
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