www.pudn.com > tame.rar > BlockComboBoxExample.java

/* (swing1.1) */
package tame.examples;

import java.awt.Component;
import java.awt.FlowLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import java.util.Vector;

import javax.swing.JComboBox;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JList;
import javax.swing.JSeparator;
import javax.swing.ListCellRenderer;
import javax.swing.border.EmptyBorder;

/**
@author Nobuo Tamemasa
@version 1.0 12/25/98
*/
public class BlockComboBoxExample extends JFrame {
  final String SEPARATOR = "SEPARATOR";

  public BlockComboBoxExample() {
    super("Block ComboBox Example");

    String[][] str = {{"A"  ,"B"  ,"C"  },
                      {"1"  ,"2"  ,"3"  },
                      {"abc","def","ghi"}
    };

    JComboBox combo = new JComboBox(makeVectorData(str));
    combo.setRenderer(new ComboBoxRenderer());
    combo.addActionListener(new BlockComboListener(combo));

    getContentPane().setLayout(new FlowLayout());
    getContentPane().add(combo);
    setSize(300, 100);
    setVisible(true);
  }

  private Vector makeVectorData(String[][] str) {
    boolean needSeparator = false;
    Vector data = new Vector();
    for (int i=0;i