ccode/valaccodevariabledeclarator.vala

   1 /* valaccodevariabledeclarator.vala
   2  *
   3  * Copyright (C) 2006-2009  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  * Represents a variable declarator in the C code.
  27  */
  28 public class Vala.CCodeVariableDeclarator : CCodeDeclarator {
  29         /**
  30          * The variable name.
  31          */
  32         public string name { get; set; }
  33
  34         /**
  35          * The optional initializer expression.
  36          */
  37         public CCodeExpression? initializer { get; set; }
  38
  39         public CCodeVariableDeclarator (string name, CCodeExpression? initializer = null) {
  40                 this.name = name;
  41                 this.initializer = initializer;
  42         }
  43
  44         public override void write (CCodeWriter writer) {
  45                 writer.write_string (name);
  46
  47                 if (initializer != null) {
  48                         writer.write_string (" = ");
  49                         initializer.write (writer);
  50                 }
  51         }
  52
  53         public override void write_declaration (CCodeWriter writer) {
  54                 writer.write_string (name);
  55
  56                 // initializer lists can't be moved to a separate statement
  57                 if (initializer is CCodeInitializerList) {
  58                         writer.write_string (" = ");
  59                         initializer.write (writer);
  60                 }
  61         }
  62
  63         public override void write_initialization (CCodeWriter writer) {
  64                 if (initializer != null && !(initializer is CCodeInitializerList)) {
  65                         writer.write_indent (line);
  66
  67                         writer.write_string (name);
  68                         writer.write_string (" = ");
  69                         initializer.write (writer);
  70
  71                         writer.write_string (";");
  72                         writer.write_newline ();
  73                 }
  74         }
  75 }