IPrxReportUserEvents.EventOnBeforeDeleteControl

Syntax

EventOnBeforeDeleteControl(Args: IUiPrxControlCancelEventArgs);

Parameters

Args. The parameter, which enables the user to work with event parameters.

Description

The EventOnBeforeDeleteControl method implements the event that occurs before deleting a control.

Example

Executing the example requires a regular report that contains a control. Connect a unit to the regular report, select the connected unit an the EventsClass class as an event handler. Add links to the Report, Ui system assemblies in the unit.

Class EventsClass: ReportEvents
// Work with controls:
Sub EventOnBeforeDeleteControl(Args: IUiPrxControlCancelEventArgs);
Begin
    If Not WinApplication.ConfirmationBox("Delete control?") Then
    Args.Cancel := True;
    End If;
End Sub EventOnBeforeDeleteControl;
End Class EventsClass;

On removing a control in the regular report it is prompted to confirm the executed action. If the answer is positive, the control is removed, otherwise, it is not.