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Use this event to

Description

affects Headers affect which Orders are displayed.  This This event "handles" each filter.

With this event you can perform basic record filtering of Orders.

If you have complex conditions, consider consider OnGetPickOrders_OnInclude... instead instead. 

Learn about Basic vs. Complex filtering

Template

     [EventSubscriber(ObjectType::Codeunit, Codeunit::"MOB WMS Pick", 'OnGetPickOrders_OnSetFilterWarehouseActivity', '', true, true)]
    local procedure OnGetPickOrders MyOnGetPickOrders_OnSetFilterWarehouseActivityOnSetFilterWarehouseActivity01(_HeaderFilter: Record "MOB NS Request Element"; var _WhseActHeader: Record "Warehouse Activity Header"; var _WhseActLine: Record "Warehouse Activity Line"; var _IsHandled: Boolean)
    begin
    end;

Example 1: Modify standard header filter

    [EventSubscriber(ObjectType::Codeunit, Codeunit::"MOB WMS Pick", 'OnGetPickOrders_OnSetFilterWarehouseActivity', '', true, true)]
    local procedure OnGetReceiveOrders MyOnGetPickOrders_OnSetFilterWarehouseReceiptOnSetFilterWarehouseActivity02(_HeaderFilter: Record "MOB NS Request Element"; var _WhseActHeader: Record "Warehouse Activity Header"; var _WhseActLine: Record "Warehouse Activity Line"; var _IsHandled: Boolean)
    begin
        // [Scenario] Overrule when the standard filter "Scanned Value".
        // [Scenario] Instead of searching for Item No., use the value to filter Document no.
        // [Scenario] Handle the filter, so standard filter is overruled

        if _HeaderFilter.Name = 'ScannedValue' then begin
            _WhseActHeader.SetRange("No.", _HeaderFilter."Value");
            _IsHandled := true;
        end;
    end;

Example 2: Add custom filters to Standard headers

You want to add an additional filter to a existing header.

• See Case: Filter Inventory Movements of Asmbl. Orders for specific Sales Order

Example 3: Handle custom header filter

• See 

...

• OnGetReferenceData_OnAfterAddHeaderField

...