getMdiFrame(): Form;
The getMdiFrame method of the Form class accesses a reference to the current MDI frame for a form. (The
This method returns a null value if the form is not an MDI form or the MDI frame is the supplied default (that has no JADE object).
Use the getFormParent method to return the parent of the form specified by using the setFormParent method or if the parent form was set directly by using a Windows API call.