void setWidth(qreal, bool forceReposition = false);
// these are used by the chatitems to notify the scene and manage selections
void setWidth(qreal, bool forceReposition = false);
// these are used by the chatitems to notify the scene and manage selections
ColumnHandleItem *firstColHandle, *secondColHandle;
qreal firstColHandlePos, secondColHandlePos;
ColumnHandleItem *firstColHandle, *secondColHandle;
qreal firstColHandlePos, secondColHandlePos;