//
// ObjCValueToManaged
//
// Return an ObjC expression that converts an ObjC object to its corresponding managed representation
//
public string ObjCValueToManaged(string objCVarName, string objCTypeDecl, CodeFacet managedFacet)
{
string exp = null;
// extract type info in a format suitable for association
string managedType = ManagedTypeForAssociation(managedFacet);
// if type is an enum then use its underlying type
if (managedFacet.IsEnum)
{
managedType = managedFacet.UnderlyingType;
}
// retrieve an ObjCTypeAssociation for the given managedType
string key = ObjCTypeAssociation.UniqueTypeName(objCTypeDecl, managedType);
if (ManagedTypeAssociations.ContainsKey(key))
{
ManagedTypeAssociation managedTypeAssoc = ManagedTypeAssociations[key];
ObjCTypeAssociation objCTypeAssoc = ObjCTypeAssociations[managedType];
// use the value object format specifier if available
string setterFormat = objCTypeAssoc.SetterFormat;
if (setterFormat != null)
{
if (managedFacet.IsPointer)
{
setterFormat = "&{0}";
}
exp = string.Format(setterFormat, objCVarName);
}
// use custom method
else if (objCTypeAssoc.SetterMethod != null)
{
string methodName = objCTypeAssoc.SetterMethod;
Type type = GetType();
MethodInfo method = type.GetMethod(methodName);
if (method != null)
{
exp = (string)method.Invoke(this, new object[] { objCVarName, objCTypeDecl });
}
}
}
// no ObjC expression defined.
// generate default object representation expression.
if (exp == null)
{
if (ObjCRepresentationIsPrimitive(managedFacet))
{
exp = string.Format("&{0}", objCVarName);
}
else
{
exp = string.Format("[{0} monoObject]", objCVarName);
}
}
return(exp);
}
//
// AssociateTypes()
//
void AssociateTypes(ManagedTypeAssociation managedTA, ObjCTypeAssociation objcTA)
{
objcTA.ManagedTypeAssociate = managedTA;
// 1:1 association from managed type to objc type
// the managed type name key is undecorated
ObjCTypeAssociations.Add(managedTA.ManagedType, objcTA);
// 1:N association from objc declaration to managed type.
// hence we qualify the objc declaration with the managed type name.
string objCKey = objcTA.UniqueTypeNameForManagedType(managedTA.ManagedType);
ManagedTypeAssociations.Add(objCKey, managedTA);
}
