Line data    Source code

       1              : /* valausingdirective.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              :  * A reference to a namespace symbol.
      27              :  */
      28         3361 : public class Vala.UsingDirective : CodeNode {
      29              :         /**
      30              :          * The symbol of the namespace this using directive is referring to.
      31              :          */
      32              :         public weak Symbol namespace_symbol {
      33        26071 :                 get {
      34        26071 :                         if (unresolved_symbol != null) {
      35        26071 :                                 return unresolved_symbol;
      36              :                         }
      37        24284 :                         return _namespace_symbol;
      38              :                 }
      39         3681 :                 set {
      40         3681 :                         if (value is UnresolvedSymbol) {
      41         1895 :                                 unresolved_symbol = (UnresolvedSymbol) value;
      42         1895 :                                 _namespace_symbol = null;
      43              :                         } else {
      44         1786 :                                 _namespace_symbol = value;
      45         1786 :                                 unresolved_symbol = null;
      46              :                         }
      47              :                 }
      48              :         }
      49              : 
      50              :         weak Symbol _namespace_symbol;
      51         1894 :         UnresolvedSymbol unresolved_symbol;
      52              : 
      53              :         /**
      54              :          * Creates a new using directive.
      55              :          *
      56              :          * @param namespace_symbol namespace symbol
      57              :          * @return                 newly created using directive
      58              :          */
      59         5685 :         public UsingDirective (Symbol namespace_symbol, SourceReference? source_reference = null) {
      60         1895 :                 this.namespace_symbol = namespace_symbol;
      61         1895 :                 this.source_reference = source_reference;
      62              :         }
      63              : 
      64         3457 :         public override void accept (CodeVisitor visitor) {
      65         3457 :                 visitor.visit_using_directive (this);
      66              :         }
      67              : }