ccode/valaccodefunctiondeclarator.vala

   1 /* valaccodefunctiondeclarator.vala
   2  *
   3  * Copyright (C) 2006-2007  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 using Gee;
  25
  26 /**
  27  * Represents a function pointer declarator in the C code.
  28  */
  29 public class Vala.CCodeFunctionDeclarator : CCodeDeclarator {
  30         /**
  31          * The declarator name.
  32          */
  33         public string name { get; set; }
  34
  35         private Gee.List<CCodeFormalParameter> parameters = new ArrayList<CCodeFormalParameter> ();
  36
  37         public CCodeFunctionDeclarator (string name) {
  38                 this.name = name;
  39         }
  40
  41         /**
  42          * Appends the specified parameter to the list of function parameters.
  43          *
  44          * @param param a formal parameter
  45          */
  46         public void add_parameter (CCodeFormalParameter param) {
  47                 parameters.add (param);
  48         }
  49
  50         public override void write (CCodeWriter writer) {
  51                 write_declaration (writer);
  52         }
  53
  54         public override void write_declaration (CCodeWriter writer) {
  55                 writer.write_string ("(*");
  56                 writer.write_string (name);
  57                 writer.write_string (") (");
  58
  59                 bool first = true;
  60                 foreach (CCodeFormalParameter param in parameters) {
  61                         if (!first) {
  62                                 writer.write_string (", ");
  63                         } else {
  64                                 first = false;
  65                         }
  66                         param.write (writer);
  67                 }
  68
  69                 writer.write_string (")");
  70         }
  71 }