public override ITypeInfoWrapper GetItemByIndex(int index)
{
_parent.GetRefTypeOfImplType(index, out var href);
_parent.GetRefTypeInfo(href, out var ti);
return(TypeApiFactory.GetTypeInfoWrapper(ti));
}
public int GetSafeTypeInfoByIndex(int index, out ITypeInfoWrapper outTI)
{
outTI = null;
using (var typeInfoPtr = AddressableVariables.Create <IntPtr>())
{
var hr = _target_ITypeLib.GetTypeInfo(index, typeInfoPtr.Address);
if (ComHelper.HRESULT_FAILED(hr))
{
return(HandleBadHRESULT(hr));
}
var outVal = TypeApiFactory.GetTypeInfoWrapper(typeInfoPtr.Value);
_cachedTypeInfos = _cachedTypeInfos ?? new DisposableList <ITypeInfoWrapper>();
_cachedTypeInfos.Add(outVal);
outTI = outVal;
return(hr);
}
}
public int GetSafeRefTypeInfo(int hRef, out ITypeInfoWrapper outTI)
{
outTI = null;
using (var typeInfoPtr = AddressableVariables.Create <IntPtr>())
{
var hr = _target_ITypeInfo.GetRefTypeInfo(hRef, typeInfoPtr.Address);
if (ComHelper.HRESULT_FAILED(hr))
{
return(HandleBadHRESULT(hr));
}
var outVal = TypeApiFactory.GetTypeInfoWrapper(typeInfoPtr.Value, IsUserFormBaseClass ? (int?)hRef : null); // takes ownership of the COM reference
_cachedReferencedTypeInfos = _cachedReferencedTypeInfos ?? new DisposableList <ITypeInfoWrapper>();
_cachedReferencedTypeInfos.Add(outVal);
outTI = outVal;
return(hr);
}
}
public override int GetTypeInfoOfGuid(ref Guid guid, IntPtr ppTInfo)
{
var hr = _target_ITypeLib.GetTypeInfoOfGuid(guid, ppTInfo);
if (ComHelper.HRESULT_FAILED(hr))
{
return(HandleBadHRESULT(hr));
}
var pTInfo = RdMarshal.ReadIntPtr(ppTInfo);
using (var outVal = TypeApiFactory.GetTypeInfoWrapper(pTInfo)) // takes ownership of the COM reference [pTInfo]
{
RdMarshal.WriteIntPtr(ppTInfo, outVal.GetCOMReferencePtr());
_cachedTypeInfos = _cachedTypeInfos ?? new DisposableList <ITypeInfoWrapper>();
_cachedTypeInfos.Add(outVal);
}
return(hr);
}
