connect( mySMESHGUI, SIGNAL( SignalDeactivateActiveDialog() ), SLOT( DeactivateActiveDialog() ) );
/* to close dialog if study frame change */
connect( mySMESHGUI, SIGNAL( SignalStudyFrameChanged() ), SLOT( ClickOnCancel() ) );
connect( mySMESHGUI, SIGNAL( SignalDeactivateActiveDialog() ), SLOT( DeactivateActiveDialog() ) );
/* to close dialog if study frame change */
connect( mySMESHGUI, SIGNAL( SignalStudyFrameChanged() ), SLOT( ClickOnCancel() ) );