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   1  <?php
   2  //--------------------------------------------------------------------------------
   3  // Copyright 2003 Procata, Inc.
   4  // Released under the LGPL license (http://www.gnu.org/copyleft/lesser.html)
   5  //--------------------------------------------------------------------------------
   6  /**
   7  * @package WACT_TAG
   8  * @version $Id: rownumber.prop.php,v 1.2 2004/11/18 04:22:49 jeffmoore Exp $
   9  */
  10  
  11  PropertyDictionary::registerProperty(
  12      new PropertyInfo('ListRowNumber', 'list:LIST', 'ListRowNumberProperty'), __FILE__);
  13  
  14  class ListRowNumberProperty extends CompilerProperty {
  15  
  16      var $tempvar;
  17      var $hasIncrement = FALSE;
  18  
  19  	function generateScopeEntry(&$code) {
  20          $this->tempvar = $code->getTempVariable();
  21          $code->writePHP('$' . $this->tempvar . ' = 0;');
  22      }
  23  
  24      /**
  25      * Generate the code to read the data value at run time
  26      * Must generate only a valid PHP Expression.
  27      * @param CodeWriter
  28      * @return void
  29      * @access protected
  30      */
  31  	function generateExpression(&$code) {
  32          if (!$this->hasIncrement) {
  33              $code->writePHP('++');
  34              $this->hasIncrement = TRUE;
  35          }
  36          $code->writePHP('$' . $this->tempvar);
  37      }
  38  
  39  }
  40  
  41  ?>