Added much better support for base classes.

src/Generator/Generators/CLI/CLIHeadersTemplate.cs

@@ -219,10 +219,24 @@ namespace Cxxi.Generators.CLI
 
         public void GenerateClassConstructors(Class @class, string nativeType)
         {
-            // Output a default constructor that takes the native pointer.
             PushIndent();
+
+            // Output a default constructor that takes the native pointer.
             WriteLine("{0}({1} native);", SafeIdentifier(@class.Name), nativeType);
             WriteLine("{0}({1} native);", SafeIdentifier(@class.Name), "System::IntPtr");
+
+            foreach (var ctor in @class.Constructors)
+            {
+                if (ctor.IsCopyConstructor || ctor.IsMoveConstructor)
+                    continue;
+
+                // Default constructors are not supported in .NET value types.
+                if (ctor.Parameters.Count == 0 && @class.IsValueType)
+                    continue;
+
+                GenerateMethod(ctor);
+            }
+
             PopIndent();
         }
 
@@ -242,6 +256,23 @@ namespace Cxxi.Generators.CLI
                 WriteLine("{0} {1};", field.Type, SafeIdentifier(field.Name));
             }
             PopIndent();
+
+            // Handle the case of struct (value-type) inheritance by adding the base
+            // fields to the managed value subtypes.
+            foreach (var @base in @class.Bases)
+            {
+                Class baseClass;
+                if (!@base.Type.IsTagDecl(out baseClass))
+                    continue;
+
+                if (!baseClass.IsValueType || baseClass.Ignore)
+                {
+                    Console.WriteLine("Ignored base class of value type '{0}'", baseClass.Name);
+                    continue;
+                }
+
+                GenerateClassFields(baseClass);
+            }
         }
 
         public void GenerateClassMethods(Class @class)
@@ -254,6 +285,9 @@ namespace Cxxi.Generators.CLI
                 if (CheckIgnoreMethod(@class, method))
                     continue;
 
+                if (method.IsConstructor)
+                    continue;
+
                 if (method.IsStatic)
                 {
                     staticMethods.Add(method);
@@ -426,6 +460,7 @@ namespace Cxxi.Generators.CLI
                     WriteLine(",");
             }
             PopIndent();
+
             NewLine();
             WriteLine("};");
         }

src/Generator/Generators/CLI/CLISourcesTemplate.cs

@@ -136,12 +136,17 @@ namespace Cxxi.Generators.CLI
 
             var nativeType = string.Format("::{0}*", @class.OriginalName);
             WriteLine("{0} native)", isIntPtr ? "System::IntPtr" : nativeType);
-            WriteLine("{");
-            PushIndent();
+
+            var hasBase = GenerateClassConstructorBase(@class);
+
+            WriteStartBraceIndent();
 
             if (@class.IsRefType)
+            {
+                if (!hasBase)
                 {
                     Write("NativePtr = ");
+
                     if (isIntPtr)
                         Write("({0})", nativeType);
                     Write("native");
@@ -149,16 +154,46 @@ namespace Cxxi.Generators.CLI
                         Write(".ToPointer()");
                     WriteLine(";");
                 }
+            }
             else
             {
                 WriteLine("// TODO: Struct marshaling");
             }
 
-            PopIndent();
-            WriteLine("}");
+            WriteCloseBraceIndent();
             NewLine();
         }
 
+        private void GenerateStructMarshaling(Class @class)
+        {
+            foreach (var field in @class.Fields)
+            {
+
+                WriteLine("{0} = {1}");
+            }
+        }
+
+        private bool GenerateClassConstructorBase(Class @class, Method method = null)
+        {
+            var hasBase = @class.HasBase && !@class.Bases[0].Class.Ignore;
+
+            if (hasBase && !@class.IsValueType)
+            {
+                PushIndent();
+                Write(": {0}(", @class.Bases[0].Class.Name);
+
+                if (method != null)
+                    Write("nullptr");
+                else
+                    Write("native");
+
+                WriteLine(")");
+                PopIndent();
+            }
+
+            return hasBase;
+        }
+
         public void GenerateMethod(Method method, Class @class)
         {
             GenerateDeclarationCommon(method);
@@ -172,18 +207,24 @@ namespace Cxxi.Generators.CLI
             GenerateMethodParameters(method);
 
             WriteLine(")");
-            WriteLine("{");
-            PushIndent();
+
+            if (method.Kind == CXXMethodKind.Constructor)
+                GenerateClassConstructorBase(@class, method);
+
+            WriteStartBraceIndent();
 
             if (@class.IsRefType)
             {
                 if (method.Kind == CXXMethodKind.Constructor)
+                {
+                    if (!@class.IsAbstract)
                     {
                         var @params = GenerateFunctionParamsMarshal(method);
                         Write("NativePtr = new ::{0}(", method.QualifiedOriginalName);
                         GenerateFunctionParams(method, @params);
                         WriteLine(");");
                     }
+                }
                 else
                 {
                     GenerateFunctionCall(method);
@@ -195,8 +236,7 @@ namespace Cxxi.Generators.CLI
                     GenerateFunctionCall(method, @class);
             }
 
-            PopIndent();
-            WriteLine("}");
+            WriteCloseBraceIndent();
         }
 
         public void GenerateFunction(Function function, string className)