vala/valagenerictype.vala

   1 /* valagenerictype.vala
   2  *
   3  * Copyright (C) 2008-2009  Jürg Billeter
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Lesser General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2.1 of the License, or (at your option) any later version.
   9
  10  * This library is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Lesser General Public License for more details.
  14
  15  * You should have received a copy of the GNU Lesser General Public
  16  * License along with this library; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301  USA
  18  *
  19  * Author:
  20  *      Jürg Billeter <j@bitron.ch>
  21  */
  22
  23 using GLib;
  24
  25 /**
  26  * The type of a generic type parameter.
  27  */
  28 public class Vala.GenericType : DataType {
  29         public GenericType (TypeParameter type_parameter) {
  30                 this.type_parameter = type_parameter;
  31                 // type parameters are always considered nullable
  32                 this.nullable = true;
  33         }
  34
  35         public override DataType copy () {
  36                 var result = new GenericType (type_parameter);
  37                 result.source_reference = source_reference;
  38                 result.value_owned = value_owned;
  39                 result.nullable = nullable;
  40                 result.floating_reference = floating_reference;
  41
  42                 return result;
  43         }
  44
  45         public override string? get_cname () {
  46                 if (CodeContext.get ().profile == Profile.GOBJECT) {
  47                         if (value_owned) {
  48                                 return "gpointer";
  49                         } else {
  50                                 return "gconstpointer";
  51                         }
  52                 } else {
  53                         return "void *";
  54                 }
  55         }
  56
  57         public override string? get_type_id () {
  58                 return "G_TYPE_POINTER";
  59         }
  60
  61         public override string to_qualified_string (Scope? scope = null) {
  62                 return type_parameter.name;
  63         }
  64
  65         public override Symbol? get_member (string member_name) {
  66                 if (CodeContext.get ().profile == Profile.DOVA) {
  67                         if (member_name == "equals") {
  68                                 return CodeContext.get ().root.scope.lookup ("Dova").scope.lookup ("Object").scope.lookup ("equals");
  69                         } else if (member_name == "hash") {
  70                                 return CodeContext.get ().root.scope.lookup ("Dova").scope.lookup ("Object").scope.lookup ("hash");
  71                         }
  72                 }
  73                 return null;
  74         }
  75 }