// Method to get stock for a specific product PROCEDURE GetCurrentStock(nProductID : int) : int sTotal is int HReadFirst(T_STOCK_MOV, Product_ID_idx, nProductID) WHILE NOT HOut() sTotal += T_STOCK_MOV.Quantity HReadNext(T_STOCK_MOV, Product_ID_idx) END RETURN sTotal
sPDFPath is string = fCurrentDir() + "\Stock_Alert.pdf" iDestination(iPrinting, sPDFPath) iPrintReport(RPT_Inventory_Status) iClose() EmailStartSession() EmailAddRecipient("manager@company.com") EmailSend("Daily Stock Report", "Please find attached the PDF.", sPDFPath) EmailCloseSession() | Problem | WINDEV Solution | | :--- | :--- | | Slow stock calculation | Create a view in HFSQL or use HExecuteSQL with a SUM/Group By. Avoid loops in display. | | PDF looks different from preview | Check your printer drivers. WINDEV uses the default printer for pagination. Set iDestination(iPrinting, sFile) before the report to force PDF layout. | | Negative stock allowed | In the SAVE button, check IF GetCurrentStock(ProductID) >= QtyToSell THEN ... | Conclusion WINDEV simplifies the gap between database logic and PDF generation. By using calculated controls in reports and the iDestination function, you can generate dynamic, professional inventory PDFs in under 5 minutes. gestion de stock windev pdf
// Optional: Open the PDF automatically ShellExecute("Open", sFileName) Alert for Low Stock Use a WINDEV Table control with conditional formatting: // Method to get stock for a specific