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