ccode/valaccodefunctioncall.vala

   1 /* valaccodefunctioncall.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 call in the C code.
  28  */
  29 public class Vala.CCodeFunctionCall : CCodeExpression {
  30         /**
  31          * The function to be called.
  32          */
  33         public CCodeExpression? call { get; set; }
  34
  35         private Gee.List<CCodeExpression> arguments = new ArrayList<CCodeExpression> ();
  36
  37         public CCodeFunctionCall (CCodeExpression? call = null) {
  38                 this.call = call;
  39         }
  40
  41         /**
  42          * Appends the specified expression to the list of arguments.
  43          *
  44          * @param expr a C code expression
  45          */
  46         public void add_argument (CCodeExpression expr) {
  47                 arguments.add (expr);
  48         }
  49
  50         public void insert_argument (int index, CCodeExpression expr) {
  51                 arguments.insert (index, expr);
  52         }
  53
  54         /**
  55          * Returns a copy of the list of arguments.
  56          *
  57          * @return list of arguments
  58          */
  59         public Gee.List<CCodeExpression> get_arguments () {
  60                 return new ReadOnlyList<CCodeExpression> (arguments);
  61         }
  62
  63         public override void write (CCodeWriter writer) {
  64                 call.write (writer);
  65                 writer.write_string (" (");
  66
  67                 bool first = true;
  68                 foreach (CCodeExpression expr in arguments) {
  69                         if (!first) {
  70                                 writer.write_string (", ");
  71                         } else {
  72                                 first = false;
  73                         }
  74
  75                         if (expr != null) {
  76                                 expr.write (writer);
  77                         }
  78                 }
  79
  80                 writer.write_string (")");
  81         }
  82 }