ent('deminimizeButton');

                const force = true;
                _frame.setSize(_frame.extra.__restore_info.org_width, _frame.extra.__restore_info.org_height, force);

            });

            frame.on('maximizeButton', 'click', (_frame, evt) => {

                _frame.extra.__restore_info = {
                    org_left: _frame.getLeft(),
                    org_top: _frame.getTop(),
                    org_width: _frame.getWidth(),
                    org_height: _frame.getHeight()
   