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
  25 /**
  26  * Represents a function call in the C code.
  27  */
  28 public class Vala.CCodeFunctionCall : CCodeExpression {
  29         /**
  30          * The function to be called.
  31          */
  32         public CCodeExpression? call { get; set; }
  33
  34         private List<CCodeExpression> arguments = new ArrayList<CCodeExpression> ();
  35
  36         public CCodeFunctionCall (CCodeExpression? call = null) {
  37                 this.call = call;
  38         }
  39
  40         /**
  41          * Appends the specified expression to the list of arguments.
  42          *
  43          * @param expr a C code expression
  44          */
  45         public void add_argument (CCodeExpression expr) {
  46                 arguments.add (expr);
  47         }
  48
  49         public void insert_argument (int index, CCodeExpression expr) {
  50                 arguments.insert (index, expr);
  51         }
  52
  53         /**
  54          * Returns a copy of the list of arguments.
  55          *
  56          * @return list of arguments
  57          */
  58         public List<CCodeExpression> get_arguments () {
  59                 return new ReadOnlyList<CCodeExpression> (arguments);
  60         }
  61
  62         public override void write (CCodeWriter writer) {
  63                 call.write_inner (writer);
  64                 writer.write_string (" (");
  65
  66                 bool first = true;
  67                 foreach (CCodeExpression expr in arguments) {
  68                         if (!first) {
  69                                 writer.write_string (", ");
  70                         } else {
  71                                 first = false;
  72                         }
  73
  74                         if (expr != null) {
  75                                 expr.write (writer);
  76                         }
  77                 }
  78
  79                 writer.write_string (")");
  80         }
  81 }