public int Compare(object a, object b)
{
GlTypeMapEntry tmea = a as GlTypeMapEntry;
GlTypeMapEntry tmeb = b as GlTypeMapEntry;
return(tmeb.Rank - tmea.Rank);
}
// note: this always uses the CLS type
public string TypeForRetVal(string intype)
{
ArrayList entries = typeHash[intype] as ArrayList;
if (entries == null)
{
Console.WriteLine("TypeForRetVal: type '{0}' not found in map!", intype);
throw new Exception();
}
// simple mapping?
if (entries.Count == 1)
{
GlTypeMapEntry tme = entries[0] as GlTypeMapEntry;
if (tme.Rank == 0)
{
return(tme.type);
}
}
// or not.
foreach (GlTypeMapEntry tme in entries)
{
if (tme.if_return == 1)
{
return(tme.type);
}
if ((tme.if_out == 0 || tme.if_out == -1) &&
(tme.if_array == 0 || tme.if_array == -1))
{
return(tme.type);
}
}
Console.WriteLine("TypeForRetVal: No match found for '{0}'", intype);
throw new Exception();
}
public void LoadFrom(string file)
{
XmlDocument tdoc = new XmlDocument();
tdoc.Load(file);
XmlNodeList nl = tdoc.GetElementsByTagName("typemap");
XmlNode typemap = nl[0];
foreach (XmlNode typenode in typemap.ChildNodes)
{
if (typenode.NodeType != XmlNodeType.Element)
{
continue;
}
if (typenode.Name == "type")
{
XmlAttribute nameattr = typenode.Attributes["name"];
if (nameattr == null)
{
Console.WriteLine("Warning: <type> in typemap with no name attribute");
continue;
}
string typename = nameattr.Value;
if (typeHash[typename] != null)
{
Console.WriteLine("Warning: type '{0}' mapped multiple times", typename);
continue;
}
foreach (XmlNode mapnode in typenode.ChildNodes)
{
if (mapnode.NodeType != XmlNodeType.Element)
{
continue;
}
if (mapnode.Name == "mapto")
{
// skip non-c# mappings
if (mapnode.Attributes["language"].Value != "c#")
{
continue;
}
GlTypeMapEntry tme = new GlTypeMapEntry();
if (mapnode.Attributes["type"] != null)
{
tme.type = mapnode.Attributes["type"].Value;
}
if (mapnode.Attributes["if_return"] != null)
{
tme.if_return = Convert.ToInt32(mapnode.Attributes["if_return"].Value);
}
if (mapnode.Attributes["if_out"] != null)
{
tme.if_out = Convert.ToInt32(mapnode.Attributes["if_out"].Value);
}
if (mapnode.Attributes["if_array"] != null)
{
tme.if_array = Convert.ToInt32(mapnode.Attributes["if_array"].Value);
}
if (mapnode.Attributes["as_array"] != null)
{
tme.as_array = Convert.ToInt32(mapnode.Attributes["as_array"].Value);
}
if (mapnode.Attributes["is_generic"] != null)
{
tme.is_generic = Convert.ToInt32(mapnode.Attributes["is_generic"].Value);
}
if (mapnode.Attributes["nonclstype"] != null)
{
tme.nonclstype = mapnode.Attributes["nonclstype"].Value;
}
ArrayList entries = typeHash[typename] as ArrayList;
if (entries == null)
{
entries = new ArrayList();
typeHash[typename] = entries;
}
entries.Add(tme);
}
}
}
else if (typenode.Name == "typealias")
{
string name = typenode.Attributes["name"].Value;
string mapto = typenode.Attributes["mapto"].Value;
ArrayList entries = typeHash[mapto] as ArrayList;
if (entries == null)
{
Console.WriteLine("Warning: typealias entry for '{0}' seen before mapto type '{1}'!", name, mapto);
continue;
}
if (typeHash[name] != null)
{
Console.WriteLine("Warning: type '{0}' mapped multiple times", name);
continue;
}
typeHash[name] = typeHash[mapto];
}
}
}
