private void recalculateTextColumnWidth() {
   int initialOffset = getTextColumnOffset();
   int offset = initialOffset;
   for (AbstractLeftColumn column : myLeftColumns) {
     column.setX(offset);
     column.relayout();
     offset += column.getWidth();
   }
   myTextColumnWidth = Math.max(MIN_LEFT_TEXT_WIDTH, offset - initialOffset);
 }