jtableframe.java

java 北大青鸟 java 北大青鸟

package JTableApplication;

import java.awt.BorderLayout;
import javax.swing.*;
import javax.swing.JFrame;
import javax.swing.JButton;
import java.awt.*;
import javax.swing.JTable;
import javax.swing.table.JTableHeader;

public class JTableFrame extends JFrame {
    public JTableFrame() {
        try {
            jbInit();
        } catch (Exception exception) {
            exception.printStackTrace();
        }
    }
    Object [][] cells={{"java",new Integer(20),new Integer(300)},
                      {"oracle",new Integer(30),new Integer(400)},
                      {"j2ee",new Integer(102),new Integer(200)},};

    String []colnames={"课程名称","课程编号","学费(元)"};
    private void jbInit() throws Exception {
        getContentPane().setLayout(null);
        jTable1.setBounds(new Rectangle(61, 102, 237, 117));
        jTableHeader1.setBounds(new Rectangle(65, 88, 233, 16));
        this.getContentPane().add(jTable1);
        this.getContentPane().add(jTableHeader1);
    }

    public static void main(String[] args) {
        JTableFrame jtableframe = new JTableFrame();
        jtableframe.setSize(500,500);
        jtableframe.setVisible(true);
        jtableframe.show();
    }

    JTable jTable1 = new JTable(cells,colnames);
    JTableHeader jTableHeader1 = jTable1.getTableHeader();
}