/**
  * Set the y axis width value for all viewers but the emitting viewer.
  *
  * @param emitting emitting viewer
  * @param yAxisWidth the width of the y axis
  */
 private void setYAxisWidth(TimeBarViewerInterface emitting, int yAxisWIdth) {
   for (TimeBarViewerInterface viewer : _viewers) {
     if (!emitting.equals(viewer)) { // do not set on the emitting viewer
       viewer.removePropertyChangeListener(this);
       viewer.setYAxisWidth(yAxisWIdth);
       viewer.addPropertyChangeListener(this);
     }
   }
 }
 /**
  * Set the rowheight value for all viewers but the emitting viewer.
  *
  * @param emitting emitting viewer
  * @param rowHeight value
  */
 private void setRowHeight(TimeBarViewerInterface emitting, int rowHeight) {
   for (TimeBarViewerInterface viewer : _viewers) {
     if (!emitting.equals(viewer)) { // do not set on the emitting viewer
       viewer.removePropertyChangeListener(this);
       viewer.setRowHeight(rowHeight);
       viewer.addPropertyChangeListener(this);
     }
   }
 }
 /**
  * Set the start date value for all viewers but the emitting viewer.
  *
  * @param emitting emitting viewer
  * @param startDate value
  */
 private void setStartDate(TimeBarViewerInterface emitting, JaretDate startDate) {
   for (TimeBarViewerInterface viewer : _viewers) {
     if (!emitting.equals(viewer)) { // do not set on the emitting viewer
       viewer.removePropertyChangeListener(this);
       viewer.setStartDate(startDate.copy());
       viewer.addPropertyChangeListener(this);
     }
   }
 }
 /**
  * Set the pix per second value for all viewers but the emitting viewer.
  *
  * @param emitting emitting viewer
  * @param pixPerSecond value
  */
 private void setPixPerSecond(TimeBarViewerInterface emitting, double pixPerSecond) {
   for (TimeBarViewerInterface viewer : _viewers) {
     if (!emitting.equals(viewer)) { // do not set on the emitting viewer
       viewer.removePropertyChangeListener(this);
       viewer.setPixelPerSecond(pixPerSecond);
       viewer.addPropertyChangeListener(this);
     }
   }
 }