When implemented by a class, provides main methods for the End-User Report Designer form.
public interface IDesignForm :
Public Interface IDesignForm
The XRDesignForm and XRDesignRibbonForm objects implement the IDesignForm interface. And, an object implementing the IDesignForm interface is returned by the ReportDesignTool.DesignForm property.
This interface provides methods for showing an End-User Report Designer form (IDesignForm.Show and IDesignForm.ShowDialog), maintaining the visibility of its windows (IDesignForm.SetWindowVisibility), and opening a report in it (IDesignForm.OpenReport).