drools-eclipse/org.drools.eclipse/src/main/java/org/drools/eclipse/editors/rete/RowList.java
public int getWidth() {
        int width = 0;

        for ( final Iterator<Row> rowIter = this.rows.iterator(); rowIter.hasNext(); ) {
            final Row row = rowIter.next();
            final int rowWidth = row.getWidth();

            if ( rowWidth > width ) {
                width = rowWidth;
            }
        }

        return width;
    }
public int getWidth() {
        int width = 0;

        for ( final Iterator<Row> rowIter = this.rows.iterator(); rowIter.hasNext(); ) {
            final Row row = rowIter.next();
            final int rowWidth = row.getWidth();

            if ( rowWidth > width ) {
                width = rowWidth;
            }
        }

        return width;
    }
Finds the longest row width.

@return width of the longest row