//
// Mono.ILASM.TypeRef
//
// Author(s):
//  Jackson Harper (Jackson@LatitudeGeo.com)
//
// (C) 2003 Jackson Harper, All rights reserved
//

using System;
using System.Collections;

namespace Mono.ILASM {

        /// <summary>
        /// Reference to a type in the module being compiled.
        /// </summary>
        public class TypeRef : BaseClassRef {

                private Location location;
                public static readonly TypeRef Ellipsis = new TypeRef ("ELLIPSIS", false, null);
                public static readonly TypeRef Any = new TypeRef ("any", false, null);

                public TypeRef (string full_name, bool is_valuetype, Location location)
                        : this (full_name, is_valuetype, location, null, null)
                {
                }

                public TypeRef (string full_name, bool is_valuetype, Location location, ArrayList conv_list, string sig_mod)
                        : base (full_name, is_valuetype, conv_list, sig_mod)
                {
                        this.location = location;
                }
                
                public override BaseTypeRef Clone ()
                {
                        return new TypeRef (full_name, is_valuetype, location, (ArrayList) ConversionList.Clone (), sig_mod);
                }

                protected override BaseMethodRef CreateMethodRef (BaseTypeRef ret_type,
                        PEAPI.CallConv call_conv, string name, BaseTypeRef[] param, int gen_param_count)
                {
                        if (SigMod == null | SigMod == "")
                                return new MethodRef (this, call_conv, ret_type, name, param, gen_param_count);
                        else
                                return new TypeSpecMethodRef (this, call_conv, ret_type, name, param, gen_param_count);
                }

                protected override IFieldRef CreateFieldRef (BaseTypeRef ret_type, string name)
                {
                         return new FieldRef (this, ret_type, name);
                }

                public override void Resolve (CodeGen code_gen)
                {
                        if (is_resolved)
                                return;

                        PEAPI.Type base_type;

                        base_type = code_gen.TypeManager.GetPeapiType (full_name);

                        if (base_type == null) {
                                Report.Error ("Reference to undefined class '" +
                                                       FullName + "'");
                                return;
                        }
                        type = Modify (code_gen, base_type);

                        is_resolved = true;
                }

                public BaseClassRef AsClassRef (CodeGen code_gen)
                {
                        return this;
                }

                public override string ToString ()
                {
                        return FullName;
                }

        }

}