return false;
}
- // start a new copy of Excel, grab the IDispatch interface
- if (FAILED(CoCreateInstance(clsId, NULL, CLSCTX_LOCAL_SERVER, IID_IDispatch, (void**)&m_dispatchPtr)))
+ // get the server IDispatch interface
+ //
+ // NB: using CLSCTX_INPROC_HANDLER results in failure when getting
+ // Automation interface for Microsoft Office applications so don't use
+ // CLSCTX_ALL which includes it
+ if (FAILED(CoCreateInstance(clsId, NULL, CLSCTX_SERVER, IID_IDispatch,
+ (void**)&m_dispatchPtr)))
{
wxLogWarning(wxT("Cannot start an instance of this class."));
return false;
#define VT_TYPEMASK 0xfff
#endif
-WXDLLEXPORT bool wxConvertOleToVariant(const VARIANTARG& oleVariant, wxVariant& variant)
+WXDLLEXPORT bool
+wxConvertOleToVariant(const VARIANTARG& oleVariant, wxVariant& variant)
{
- switch (oleVariant.vt & VT_TYPEMASK)
+ bool ok = true;
+ if ( oleVariant.vt & VT_ARRAY )
{
- case VT_BSTR:
- {
- wxString str(wxConvertStringFromOle(oleVariant.bstrVal));
- variant = str;
- break;
- }
- case VT_DATE:
- {
-#if wxUSE_DATETIME
- unsigned short dosDate = 0;
- unsigned short dosTime = 0;
- VariantTimeToDosDateTime(oleVariant.date, & dosDate, & dosTime);
-
- long dosDateTime = (dosDate << 16) | dosTime;
- wxDateTime date;
- date.SetFromDOS(dosDateTime);
- variant = date;
-#endif
- break;
- }
- case VT_I4:
- {
- variant = (long) oleVariant.lVal;
- break;
- }
- case VT_I2:
- {
- variant = (long) oleVariant.iVal;
- break;
- }
- case VT_BOOL:
+ // Compute the total number of elements in all array dimensions
+ int cElements = 1;
+ for ( int cDims = 0; cDims < oleVariant.parray->cDims; cDims++ )
+ cElements *= oleVariant.parray->rgsabound[cDims].cElements;
+
+ // Get a pointer to the data
+ void* pvdata;
+ HRESULT hr = SafeArrayAccessData(oleVariant.parray, &pvdata);
+ if ( FAILED(hr) )
+ return false;
+
+ switch (oleVariant.vt & VT_TYPEMASK)
{
-#if (defined(_MSC_VER) && (_MSC_VER <= 1000) && !defined(__MWERKS__) ) //GC
-#ifndef HAVE_BOOL // Can't use bool operator if no native bool type
- variant = (long) (oleVariant.bool != 0);
-#else
- variant = (bool) (oleVariant.bool != 0);
-#endif
-#else
-#ifndef HAVE_BOOL // Can't use bool operator if no native bool type
- variant = (long) (oleVariant.boolVal != 0);
-#else
- variant = (bool) (oleVariant.boolVal != 0);
-#endif
-#endif
- break;
+ case VT_VARIANT:
+ {
+ variant.ClearList();
+ VARIANTARG *variant_data=(VARIANTARG*)pvdata;
+ for ( int i = 0; i < cElements; i++ )
+ {
+ VARIANTARG& oleElement = variant_data[i];
+ wxVariant vElement;
+ if ( !wxConvertOleToVariant(oleElement, vElement) )
+ {
+ ok = false;
+ variant.ClearList();
+ break;
+ }
+
+ variant.Append(vElement);
+ }
+ }
+ break;
+
+ case VT_BSTR:
+ {
+ wxArrayString strings;
+ BSTR *string_val=(BSTR*)pvdata;
+ for ( int i = 0; i < cElements; ++i )
+ {
+ wxString str=wxConvertStringFromOle(*string_val);
+ strings.Add(str);
+ ++string_val;
+ }
+ variant=strings;
+ }
+ break;
+
+ default:
+ wxLogDebug(_T("unhandled VT_ARRAY type %x in wxConvertOleToVariant"),
+ oleVariant.vt & VT_TYPEMASK);
+ variant = wxVariant();
+ ok = false;
+ break;
}
- case VT_R8:
+
+ SafeArrayUnaccessData(oleVariant.parray);
+ }
+ else if ( oleVariant.vt & VT_BYREF )
+ {
+ switch ( oleVariant.vt & VT_TYPEMASK )
{
- variant = oleVariant.dblVal;
- break;
+ case VT_VARIANT:
+ {
+ VARIANTARG& oleReference = *((LPVARIANT)oleVariant.byref);
+ if (!wxConvertOleToVariant(oleReference,variant))
+ return false;
+ break;
+ }
+
+ default:
+ wxLogError(wxT("wxAutomationObject::ConvertOleToVariant: [as yet] unhandled reference %X"),
+ oleVariant.vt);
+ return false;
}
- case VT_ARRAY:
+ }
+ else // simply type (not array or reference)
+ {
+ switch ( oleVariant.vt & VT_TYPEMASK )
{
- variant.ClearList();
+ case VT_BSTR:
+ {
+ wxString str(wxConvertStringFromOle(oleVariant.bstrVal));
+ variant = str;
+ }
+ break;
- int cDims, cElements, i;
- VARIANTARG* pvdata;
+ case VT_DATE:
+#if wxUSE_DATETIME
+ {
+ unsigned short dosDate = 0;
+ unsigned short dosTime = 0;
+ VariantTimeToDosDateTime(oleVariant.date, & dosDate, & dosTime);
+
+ long dosDateTime = (dosDate << 16) | dosTime;
+ wxDateTime date;
+ date.SetFromDOS(dosDateTime);
+ variant = date;
+ }
+#endif // wxUSE_DATETIME
+ break;
- // Iterate the dimensions: number of elements is x*y*z
- for (cDims = 0, cElements = 1;
- cDims < oleVariant.parray->cDims; cDims ++)
- cElements *= oleVariant.parray->rgsabound[cDims].cElements;
+ case VT_I4:
+ variant = (long) oleVariant.lVal;
+ break;
- // Get a pointer to the data
- HRESULT hr = SafeArrayAccessData(oleVariant.parray, (void HUGEP* FAR*) & pvdata);
- if (hr != NOERROR)
- return false;
- // Iterate the data.
- for (i = 0; i < cElements; i++)
- {
- VARIANTARG& oleElement = pvdata[i];
- wxVariant vElement;
- if (!wxConvertOleToVariant(oleElement, vElement))
- return false;
+ case VT_I2:
+ variant = (long) oleVariant.iVal;
+ break;
- variant.Append(vElement);
- }
- SafeArrayUnaccessData(oleVariant.parray);
- break;
- }
- case VT_DISPATCH:
- {
- variant = (void*) oleVariant.pdispVal;
- break;
- }
- case VT_NULL:
- {
- variant.MakeNull();
- break;
- }
- case VT_EMPTY:
- {
- break; // Ignore Empty Variant, used only during destruction of objects
- }
- default:
- {
- wxLogError(wxT("wxAutomationObject::ConvertOleToVariant: Unknown variant value type"));
- return false;
+ case VT_BOOL:
+ variant = oleVariant.boolVal != 0;
+ break;
+
+ case VT_R8:
+ variant = oleVariant.dblVal;
+ break;
+
+ case VT_DISPATCH:
+ variant = (void*) oleVariant.pdispVal;
+ break;
+
+ case VT_NULL:
+ variant.MakeNull();
+ break;
+
+ case VT_EMPTY:
+ break; // Ignore Empty Variant, used only during destruction of objects
+
+ default:
+ wxLogError(wxT("wxAutomationObject::ConvertOleToVariant: Unknown variant value type %X -> %X"),
+ oleVariant.vt,oleVariant.vt&VT_TYPEMASK);
+ return false;
}
}
- return true;
+
+ return ok;
}
/*
case VT_R8:
case VT_ERROR: // to avoid erroring on an error return from Excel
case VT_EMPTY:
+ case VT_DATE:
// no work for these types
break;
projects / wxWidgets.git / blobdiff