ccode/valaccodememberaccess.vala

   1 /* valaccodememberaccess.vala
   2  *
   3  * Copyright (C) 2006-2008  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  * Represents an access to a struct member in the C code.
  27  */
  28 public class Vala.CCodeMemberAccess : CCodeExpression {
  29         /**
  30          * The parent of the member.
  31          */
  32         public CCodeExpression inner { get; set; }
  33
  34         /**
  35          * The name of the member.
  36          */
  37         public string member_name { get; set; }
  38
  39         /**
  40          * Specifies whether the member access happens by pointer dereferencing.
  41          */
  42         public bool is_pointer { get; set; }
  43
  44         public CCodeMemberAccess (CCodeExpression container, string member, bool pointer = false) {
  45                 inner = container;
  46                 member_name = member;
  47                 is_pointer = pointer;
  48         }
  49
  50         public CCodeMemberAccess.pointer (CCodeExpression container, string member) {
  51                 inner = container;
  52                 member_name = member;
  53                 is_pointer = true;
  54         }
  55
  56         public override void write (CCodeWriter writer) {
  57                 inner.write_inner (writer);
  58                 if (is_pointer) {
  59                         writer.write_string ("->");
  60                 } else {
  61                         writer.write_string (".");
  62                 }
  63                 writer.write_string (member_name);
  64         }
  65 }