Fixed default arguments with enums directly declared in headers.

Signed-off-by: Dimitar Dobrev <dpldobrev@yahoo.com>

src/Generator/Passes/HandleDefaultParamValuesPass.cs

@@ -114,9 +114,11 @@ namespace CppSharp.Passes
             var enumItem = parameter.DefaultArgument.Declaration as Enumeration.Item;
             if (enumItem != null)
             {
-                parameter.DefaultArgument.String = string.Format("{0}{1}.{2}.{3}",
+                parameter.DefaultArgument.String = string.Format("{0}{1}{2}.{3}",
                     desugared.IsPrimitiveType() ? "(int) " : string.Empty,
-                    enumItem.Namespace.Namespace.Name, enumItem.Namespace.Name, enumItem.Name);
+                    string.IsNullOrEmpty(enumItem.Namespace.Namespace.Name)
+                        ? string.Empty
+                        : enumItem.Namespace.Namespace.Name + ".", enumItem.Namespace.Name, enumItem.Name);
                 return true;
             }
 

tests/CSharpTemp/CSharpTemp.cpp

@@ -264,6 +264,10 @@ void MethodsWithDefaultValues::defaultRefAssignedValue(const Foo &fooRef)
 {
 }
 
+void MethodsWithDefaultValues::defaultMappedToEnum(QFlags<Flags> qFlags)
+{
+}
+
 void HasPrivateOverrideBase::privateOverride(int i)
 {
 }

tests/CSharpTemp/CSharpTemp.h

@@ -219,6 +219,7 @@ public:
     void DefaultRefAssignedValue(const Foo& fooRef = Foo());
     void defaultEnumAssignedBitwiseOr(Flags flags = Flags::Flag1 | Flags::Flag2);
     void defaultEnumAssignedBitwiseOrShort(UntypedFlags flags = Flag1 | Flag2);
+    void defaultMappedToEnum(QFlags<Flags> qFlags = Flags::Flag1);
 };
 
 class DLL_API HasPrivateOverrideBase