Bug 135265 Paste to a wrong column
Steps to reproduce: 1.Open the attached file 2.Choose the column[2] which contains a label , copy and paste to column[3] Expected result: It will be pasted to column[3] Actual result: It is pasted to column[4] The related bug is #103448
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/api/ColumnBandAdapter.java
* Returns the column number with a given cell.
	 * 
	 * @param cell
	 *            the cell to find.
	 * @return the column number of the given cell.
	 */
	abstract protected int getCellPosition( CellHandle cell );
	/**
	 * Returns a copied cell with the given row and column number.
	 * 
	 * @param row
	 *            the row
	 * @param columnIndex
	 *            the column number
	 * @return a new cell instance
	 */
	private CellHandle getCellsInRow( RowHandle row, int columnIndex )
	{
		SlotHandle cells = row.getCells( );
		for ( int i = 0; i < cells.getCount( ); i++ )
		{
			CellHandle cell = (CellHandle) cells.get( i );
			int cellColumnIndex = getCellPosition( cell );
			if ( cellColumnIndex == columnIndex )
				return cell;
		}
		return null;
	}
}