package morepaste.util;

import java.io.Serializable;
import java.awt.*;
import java.util.NoSuchElementException;
import javax.swing.*;
import javax.swing.border.*;

/**
 * @version 1.0.1 2002-01-26
 * @author Takashi KOBAYASHI
 * @see javax.swing.ListCellRenderer
 * @see javax.swing.DefaultListCellRenderer
 */
public class CheckBoxCellRenderer extends JPanel implements ListCellRenderer {
	JCheckBox jcb;
    protected static Border noFocusBorder;

	public CheckBoxCellRenderer() {
		super();
		noFocusBorder = new EmptyBorder(1, 1, 1, 1);
		setOpaque(true);
		setBorder(noFocusBorder);
		setLayout( new BorderLayout() );

		jcb = new JCheckBox();

		add( jcb, BorderLayout.WEST );
	}

	public Component getListCellRendererComponent(
		JList list,
		Object value,
		int index,
		boolean isSelected,
		boolean cellHasFocus )
	{
		CheckBoxListModel clm = (CheckBoxListModel)list.getModel();
		jcb.setText( value.toString() );
		try{
		jcb.setSelected( clm.isSelectedAt( index ) );
		jcb.setEnabled( clm.isEnabledAt( index ) );
		}
		catch( NoSuchElementException e ) {}

		if( isSelected ) {
			jcb.setBackground( list.getSelectionBackground() );
			setBackground( list.getSelectionBackground() );
			setForeground( list.getSelectionForeground() );
		}
		else {
			jcb.setBackground( list.getBackground() );
			setBackground( list.getBackground() );
			setForeground( list.getForeground() );
		}
		setEnabled(list.isEnabled());
		setFont(list.getFont());
		setBorder(
			(cellHasFocus)
			? UIManager.getBorder( "List.focusCellHighlightBorder" )
			: noFocusBorder
		);
		return this;
	}

	public boolean isInCheckBox( Point p, String cellText ) {
		jcb.setText( cellText );
		return jcb.contains( p );
	}
}