Included ignored fields in the wrappers for better marshalling.

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

src/AST/Declaration.cs

@@ -31,7 +31,7 @@ namespace CppSharp.AST
     public enum GenerationKind
     {
         /// <summary>
-        // Declaration is not generated.
+        /// Declaration is not generated.
         /// </summary>
         None,
         /// <summary>
@@ -197,7 +197,8 @@ namespace CppSharp.AST
                     return generationKind.Value;
 
                 if (Namespace != null)
-                    return Namespace.GenerationKind;
+                    // fields in nested classes have to always be generated
+                    return !Namespace.IsGenerated && this is Field ? GenerationKind.Internal : Namespace.GenerationKind;
 
                 return GenerationKind.Generate;
             }

src/AST/TypeExtensions.cs

@@ -112,27 +112,32 @@
         }
 
         public static bool TryGetClass(this Type t, out Class @class)
+        {
+            return TryGetDeclaration(t, out @class);
+        }
+
+        public static bool TryGetDeclaration<T>(this Type t, out T decl) where T : Declaration
         {
             t = t.Desugar();
 
             var tag = t as TagType;
             if (tag != null)
             {
-                @class = tag.Declaration as Class;
-                return @class != null;
+                decl = tag.Declaration as T;
+                return decl != null;
             }
 
             var type = t as TemplateSpecializationType;
             if (type != null)
             {
                 var templatedClass = ((ClassTemplate)type.Template).TemplatedClass;
-                @class = templatedClass.CompleteDeclaration == null
-                    ? templatedClass
-                    : (Class)templatedClass.CompleteDeclaration;
-                return @class != null;
+                decl = templatedClass.CompleteDeclaration == null
+                    ? templatedClass as T
+                    : (T) templatedClass.CompleteDeclaration;
+                return decl != null;
             }
 
-            @class = null;
+            decl = null;
             return false;
         }
 

src/Generator/AST/Utils.cs

@@ -62,7 +62,7 @@ namespace CppSharp.AST
 
         public static bool CheckIgnoreField(Field field, bool useInternals = false)
         {
-            if (field.Access == AccessSpecifier.Private) 
+            if (field.Access == AccessSpecifier.Private && !useInternals) 
                 return true;
 
             if (field.Class.IsValueType && field.IsDeclared)

src/Generator/Generators/CSharp/CSharpTextTemplate.cs

@@ -316,7 +316,7 @@ namespace CppSharp.Generators.CSharp
 
         public void GenerateClass(Class @class)
         {
-            if (!@class.IsGenerated || @class.IsIncomplete)
+            if (@class.IsIncomplete)
                 return;
 
             PushBlock(CSharpBlockKind.Class);
@@ -332,7 +332,7 @@ namespace CppSharp.Generators.CSharp
                 GenerateClassInternals(@class);
                 GenerateDeclContext(@class);
 
-                if (@class.IsDependent)
+                if (@class.IsDependent || !@class.IsGenerated)
                     goto exit;
 
                 if (ShouldGenerateClassNativeField(@class))
@@ -789,8 +789,9 @@ namespace CppSharp.Generators.CSharp
         {
             // we do not support dependent fields yet, see https://github.com/mono/CppSharp/issues/197
             Class @class;
+            field.Type.TryGetClass(out @class);
             if (field.Type.IsDependent && !field.Type.IsPointer() &&
-                !(field.Type.TryGetClass(out @class) && @class.IsUnion))
+                !(@class != null && @class.IsUnion))
                 return;
 
             var safeIdentifier = Helpers.SafeIdentifier(field.OriginalName);
@@ -804,14 +805,15 @@ namespace CppSharp.Generators.CSharp
             if (!string.IsNullOrWhiteSpace(fieldTypePrinted.NameSuffix))
                 safeIdentifier += fieldTypePrinted.NameSuffix;
 
+            var access = @class != null && !@class.IsGenerated ? "internal" : "public";
             if (field.Expression != null)
             {
                 var fieldValuePrinted = field.Expression.CSharpValue(ExpressionPrinter);
-                Write("public {0} {1} = {2};", fieldTypePrinted.Type, safeIdentifier, fieldValuePrinted);
+                Write("{0} {1} {2} = {3};", access, fieldTypePrinted.Type, safeIdentifier, fieldValuePrinted);
             }
             else
             {
-                Write("public {0} {1};", fieldTypePrinted.Type, safeIdentifier);
+                Write("{0} {1} {2};", access, fieldTypePrinted.Type, safeIdentifier);
             }
 
             PopBlock(NewLineKind.BeforeNextBlock);

src/Generator/Library.cs

@@ -184,7 +184,7 @@ namespace CppSharp
         public static void IgnoreClassWithName(this ASTContext context, string name)
         {
             foreach (var @class in context.FindClass(name))
-                @class.ExplicitlyIgnore();
+                @class.GenerationKind = GenerationKind.Internal;
         }
 
         public static void SetClassAsOpaque(this ASTContext context, string name)

src/Generator/Passes/CheckIgnoredDecls.cs

@@ -41,13 +41,13 @@ namespace CppSharp.Passes
             {
                 Log.Debug("Decl '{0}' was ignored due to invalid access",
                     decl.Name);
-                decl.ExplicitlyIgnore();
+                decl.GenerationKind = decl is Field ? GenerationKind.Internal : GenerationKind.None;
                 return true;
             }
 
             if (decl.IsDependent)
             {
-                decl.ExplicitlyIgnore();
+                decl.GenerationKind = decl is Field ? GenerationKind.Internal : GenerationKind.None;
                 Log.Debug("Decl '{0}' was ignored due to dependent context",
                     decl.Name);
                 return true;
@@ -63,11 +63,13 @@ namespace CppSharp.Passes
 
             var type = field.Type;
 
-            string msg;
-            if (!HasInvalidType(type, out msg))
+            Declaration decl;
+            type.TryGetDeclaration(out decl);
+            string msg = "internal";
+            if (decl == null || (decl.GenerationKind != GenerationKind.Internal && !HasInvalidType(type, out msg)))
                 return false;
 
-            field.ExplicitlyIgnore();
+            field.GenerationKind = GenerationKind.Internal;
 
             var @class = (Class)field.Namespace;
 

tests/Basic/Basic.cs

@@ -30,6 +30,7 @@ namespace CppSharp.Tests
             driver.AddTranslationUnitPass(new CheckMacroPass());
             ctx.SetClassAsValueType("Bar");
             ctx.SetClassAsValueType("Bar2");
+            ctx.IgnoreClassWithName("IgnoredType");
         }
 
         public static void Main(string[] args)

tests/Basic/Basic.h

@@ -1,5 +1,16 @@
 #include "../Tests.h"
 
+class DLL_API IgnoredType
+{
+    class IgnoredNested
+    {
+    private:
+        int i;
+    };
+private:
+    int i;
+};
+
 class DLL_API Foo
 {
 public:
@@ -7,6 +18,7 @@ public:
     Foo();
     int A;
     float B;
+    IgnoredType ignoredType;
 
 	const char* GetANSI();
 	// TODO: VC++ does not support char16