| Quintiq file version 2.0 | 
| #parent: #root | 
| Method IncludeExcludeProduct ( | 
|   Product_MP product, | 
|   Boolean isinclude, | 
|   Boolean isuseraction | 
| ) | 
| { | 
|   Description: 'Include or exclude product and its descendants.' | 
|   TextBody: | 
|   [* | 
|     // Include or exclude product | 
|      | 
|     // Select associated subset | 
|     subProduct := select( this, | 
|                           SubsetProductInOptimizerPuzzleWip, | 
|                           spiop, | 
|                           spiop.Product_MP() = product ); | 
|      | 
|     // Change isInclude for given product | 
|     subProduct.Update( isinclude, isuseraction ); | 
|      | 
|     // Traverse child | 
|     traverse( product, Child, c ) | 
|     { | 
|       // Include / Exclude descendants. | 
|       // Put IsUserAction false for descendants because parents is overriding childs | 
|       this.IncludeExcludeProduct( c, isinclude, false ); | 
|     } | 
|   *] | 
| } |