Example usage for javax.swing JComboBox JComboBox

Introduction

In this page you can find the example usage for javax.swing JComboBox JComboBox.

Prototype

public JComboBox(Vector<E> items)

Source Link

Document

Creates a JComboBox that contains the elements in the specified Vector.

Usage

From source file:Main.java

public static int select(String[] selList, String msg) {
    JComboBox<String> box = new JComboBox<>(selList);
    Object msgs[] = new Object[2];
    msgs[0] = msg;/*  w ww. j a v  a2 s . c o m*/
    msgs[1] = box;
    int result = JOptionPane.showOptionDialog(null, msgs, msg, JOptionPane.OK_CANCEL_OPTION,
            JOptionPane.QUESTION_MESSAGE, null, null, null);
    if (result == JOptionPane.CANCEL_OPTION)
        return -1;
    return box.getSelectedIndex();
}

From source file:Main.java

public static JComboBox createStandardCombo(Object[] values) {
    JComboBox combo = new JComboBox(values);
    FontMetrics fm = combo.getFontMetrics(combo.getFont());
    //   combo.setPreferredSize(new Dimension(combo.getPreferredSize().width, fm.getHeight()));
    return combo;
}

From source file:Main.java

public static <TYPE> JComboBox<TYPE> createComboBox(TYPE[] items, ActionListener... listeners) {
    JComboBox<TYPE> result = new JComboBox<>(items);

    for (ActionListener listener : listeners) {
        result.addActionListener(listener);
    }/*  w  ww.jav a  2s.  c  o m*/

    return result;
}

From source file:Main.java

public Main() {
    super();/*from  w ww .  j av  a2s.c o  m*/
    setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    JComboBox jcb = new JComboBox(new String[] { "a", "b", "c", "d" });

    getContentPane().add(jcb);

    setSize(200, 50);
    setVisible(true);
}

From source file:Main.java

public Main() {
    JComboBox<String> cb = new JComboBox<>(new String[] { "a", "m", "b", "c", "v" });
    cb.setSelectedIndex(-1);//from  w ww. j a  va 2s  . c  o  m

    JButton button = new JButton("Print Selection");
    button.addActionListener(e -> {
        if (cb.getSelectedIndex() != -1)
            System.out.println(cb.getSelectedItem());
        else
            System.out.println("Not selected");
    });

    add(cb);
    add(button);
}

From source file:Main.java

public Main() {
    super();//from  w  w w. j  a  v a 2  s.  co m
    states = new JComboBox<String>(new String[] { "Select a State", "AL", "AK", "AZ", "AR", "CA", "CO", "CT",
            "DE", "FL", "GA", "HI", "ID", "IL", "IN", "IA", "KS", "KY", "LA", "ME", "MD", "MA", "MI", "MN",
            "MS", "MO", "MT", "NE", "NV", "NH", "NJ", "NM", "NY", "NC", "ND", "OH", "OK", "OR", "PA", "RI",
            "SC", "SD", "TN", "TX", "UT", "VT", "VA", "WA", "WV", "WI", "WY" });

    setLayout(new FlowLayout(FlowLayout.CENTER));
    add(states, BorderLayout.CENTER);

    states.addItemListener(e -> {
        if (states.getSelectedIndex() > 0) {
            System.out.println("YOU CLICK INDEX- " + states.getSelectedIndex());
        }
    });
}

From source file:Main.java

public Main() {
    JComboBox itemsComboBox = new JComboBox(new String[] { "A", "L", "M" });
    itemsComboBox.setEditable(true);/*from w  ww . jav a 2 s . co  m*/
    itemsComboBox.setMaximumRowCount(3);
    this.getContentPane().add(itemsComboBox);
    itemsComboBox.setVisible(true);
    applyOrientation(this, ComponentOrientation.RIGHT_TO_LEFT);
    this.validate();
    this.repaint();
}

From source file:JComboBoxDemo.java

public JComboBoxDemo() {
    JComboBox itemsComboBox = new JComboBox(new String[] { "A", "L", "M" });
    itemsComboBox.setEditable(true);/* w ww.j  av  a 2  s . c  o  m*/
    itemsComboBox.setMaximumRowCount(3);
    this.getContentPane().add(itemsComboBox);
    itemsComboBox.setVisible(true);
    applyOrientation(this, ComponentOrientation.RIGHT_TO_LEFT);
    this.validate();
    this.repaint();
}

From source file:Main.java

Main(String title) {
    super(title);

    setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    Vector v = new Vector();
    v.add("A");/*from w ww.j a  va2s. co m*/
    v.add("B");
    v.add("C");
    JComboBox jcb = new JComboBox(v);

    getContentPane().add(jcb);

    setSize(200, 50);
    setVisible(true);
}

From source file:MainClass.java

MainClass(String title) {
    super(title);

    setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    Vector v = new Vector();
    v.add("A");/*from   ww w .  jav  a2  s .  c o  m*/
    v.add("B");
    v.add("C");
    JComboBox jcb = new JComboBox(v);

    getContentPane().add(jcb);

    setSize(200, 50);
    setVisible(true);
}