code: public void setBgMxFlag(Integer newBgMxFlag) {
  		Integer oldBgMxFlag = bgMxFlag;
  		bgMxFlag = newBgMxFlag;
  		if (eNotificationRequired())
  			eNotify(new ENotificationImpl(this, Notification.SET, AfplibPackage.PRESENTATION_SPACE_RESET_MIXING__BG_MX_FLAG, oldBgMxFlag, bgMxFlag));
  	}
docs: <!-- begin-user-doc -->
  <!-- end-user-doc -->
  @generated