package tabmulti02;

import java.awt.BorderLayout;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.JTable;
import javax.swing.table.AbstractTableModel;
import javax.swing.table.TableColumn;

@SuppressWarnings( "serial" )
public class TablePanel extends JPanel
{
	public TablePanel(  )
	{
		super( new BorderLayout() );
		tableModel = new MultiplicationTableModel();
		table = new JTable( tableModel );
		add( new JScrollPane( table ), BorderLayout.CENTER );
		
		//--- définie une taille minimale pour les colonnes
		TableColumn col = null;
		for ( int i = 0; i < tableModel.getColumnCount(); i++ )
		{
			col = table.getColumnModel().getColumn( i );
			col.setMinWidth( i == 0 ? 50 : 80 );
		}
	}
	private JTable table;
	private MultiplicationTableModel tableModel;
}

//================================ TableModel

@SuppressWarnings( "serial" )
class MultiplicationTableModel extends AbstractTableModel
{
	
	@Override
	public int getRowCount()
	{
		return NB_LIGNES;
	}
	@Override
	public int getColumnCount()
	{
		return NB_COL;
	}
	@Override
	public Object getValueAt( int rowIndex, int columnIndex )
	{
		return ( columnIndex == 0 ? rowIndex + 1 :  formatMulti( columnIndex, rowIndex + 1 ) );
	}
	public String getColumnName( int columnIndex )
	{
		return columnIndex == 0 ? "Table:" : Integer.toString( columnIndex );
	}
	
	private String formatMulti( int noTable, int valeur )
	{
		return Integer.toString( noTable ) + " x " + valeur + " = " + ( noTable * valeur );
	}
	private final static int NB_LIGNES = 10;
	private final static int NB_COL = 11;
	
}