internal static ComTypeLibDesc GetFromTypeLib(ComTypes.ITypeLib typeLib)
{
// check whether we have already loaded this type library
ComTypes.TYPELIBATTR typeLibAttr = ComRuntimeHelpers.GetTypeAttrForTypeLib(typeLib);
ComTypeLibDesc typeLibDesc;
lock (_CachedTypeLibDesc) {
if (_CachedTypeLibDesc.TryGetValue(typeLibAttr.guid, out typeLibDesc))
{
return(typeLibDesc);
}
}
typeLibDesc = new ComTypeLibDesc();
typeLibDesc._typeLibName = ComRuntimeHelpers.GetNameOfLib(typeLib);
int countTypes = typeLib.GetTypeInfoCount();
for (int i = 0; i < countTypes; i++)
{
ComTypes.TYPEKIND typeKind;
typeLib.GetTypeInfoType(i, out typeKind);
ComTypes.ITypeInfo typeInfo;
if (typeKind == ComTypes.TYPEKIND.TKIND_COCLASS)
{
typeLib.GetTypeInfo(i, out typeInfo);
ComTypeClassDesc classDesc = new ComTypeClassDesc(typeInfo);
typeLibDesc._classes.AddLast(classDesc);
}
else if (typeKind == ComTypes.TYPEKIND.TKIND_ENUM)
{
typeLib.GetTypeInfo(i, out typeInfo);
ComTypeEnumDesc enumDesc = new ComTypeEnumDesc(typeInfo);
typeLibDesc._enums.Add(enumDesc.TypeName, enumDesc);
}
}
// cached the typelib using the guid as the dictionary key
lock (_CachedTypeLibDesc) {
_CachedTypeLibDesc.Add(typeLibAttr.guid, typeLibDesc);
}
return(typeLibDesc);
}
