Learn How to Access Controls, Forms, Datasources with X++ Code in Extensions

Accessing  form control in Extension with element as form run with x++ code

[ExtensionOf(formControlStr(ProjInvoiceJournal, ProjInvoiceReport))]
final class ProjInvoiceReport_FC_Extension
{
    void clicked()
    {
        FormRun formRun = element as FormRun;
        FormFunctionButtonControl control = formRun.design().controlName(formControlStr(ProjInvoiceJournal, PrintProjInvoiceButton));
         Info(control.menuitemname());.
         next clicked(); 
    }
}