EvenOddRowCellRenderer.java Source code

Introduction

Here is the source code for EvenOddRowCellRenderer.java

Source

import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.Component;

import javax.swing.JFrame;
import javax.swing.JScrollPane;
import javax.swing.JTable;
import javax.swing.JTextField;
import javax.swing.table.DefaultTableModel;
import javax.swing.table.TableCellRenderer;

public class EvenOddRowCellRenderer extends JFrame {
    DefaultTableModel tmodel = new DefaultTableModel(new Object[][] { { "some", "text" }, { "any", "text" },
            { "even", "more" }, { "text", "strings" }, { "and", "other" }, { "text", "values" } },
            new Object[] { "Column 1", "Column 2" });

    public EvenOddRowCellRenderer() {
        setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        JTable table = new JTable(tmodel);
        table.setDefaultRenderer(Object.class, new MyRenderer());
        getContentPane().add(new JScrollPane(table), BorderLayout.CENTER);
        pack();
    }

    public static void main(String arg[]) {
        new EvenOddRowCellRenderer().setVisible(true);
    }
}

class MyRenderer implements TableCellRenderer {
    public Component getTableCellRendererComponent(JTable table, Object value, boolean isSelected, boolean hasFocus,
            int row, int column) {
        JTextField editor = new JTextField();
        if (value != null)
            editor.setText(value.toString());
        editor.setBackground((row % 2 == 0) ? Color.white : Color.cyan);
        return editor;
    }
}