Example usage for javax.swing JComboBox getSelectedIndex

List of usage examples for javax.swing JComboBox getSelectedIndex

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Introduction

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

Prototype

@Transient
public int getSelectedIndex()

Source Link

Document

Returns the first item in the list that matches the given item.

Usage

From source file:ResizeTable.java

public static void main(String args[]) {

    final Object rowData[][] = { { "1", "one", "I" }, { "2", "two", "II" }, { "3", "three", "III" } };
    final String columnNames[] = { "#", "English", "Roman" };

    final JTable table = new JTable(rowData, columnNames);
    JScrollPane scrollPane = new JScrollPane(table);

    String modes[] = { "Resize All Columns", "Resize Last Column", "Resize Next Column", "Resize Off",
            "Resize Subsequent Columns" };

    final int modeKey[] = { JTable.AUTO_RESIZE_ALL_COLUMNS, JTable.AUTO_RESIZE_LAST_COLUMN,
            JTable.AUTO_RESIZE_NEXT_COLUMN, JTable.AUTO_RESIZE_OFF, JTable.AUTO_RESIZE_SUBSEQUENT_COLUMNS };

    JComboBox resizeModeComboBox = new JComboBox(modes);

    ItemListener itemListener = new ItemListener() {
        public void itemStateChanged(ItemEvent e) {
            JComboBox source = (JComboBox) e.getSource();
            int index = source.getSelectedIndex();
            table.setAutoResizeMode(modeKey[index]);
        }/*from w  w w.j a  v a  2  s .  c  o  m*/
    };
    resizeModeComboBox.addItemListener(itemListener);

    JFrame frame = new JFrame("Resizing Table");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    frame.add(resizeModeComboBox, BorderLayout.NORTH);
    frame.add(scrollPane, BorderLayout.CENTER);

    frame.setSize(300, 150);
    frame.setVisible(true);

}

From source file:ResizeTable.java

public static void main(String args[]) {

    Object rowData[][] = { { "1", "one", "ichi - \u4E00", "un", "I" },
            { "2", "two", "ni - \u4E8C", "deux", "II" }, { "3", "three", "san - \u4E09", "trois", "III" },
            { "4", "four", "shi - \u56DB", "quatre", "IV" }, { "5", "five", "go - \u4E94", "cinq", "V" },
            { "6", "six", "roku - \u516D", "treiza", "VI" }, { "7", "seven", "shichi - \u4E03", "sept", "VII" },
            { "8", "eight", "hachi - \u516B", "huit", "VIII" }, { "9", "nine", "kyu - \u4E5D", "neur", "IX" },
            { "10", "ten", "ju - \u5341", "dix", "X" } };

    String columnNames[] = { "#", "English", "Japanese", "French", "Roman" };

    final JTable table = new JTable(rowData, columnNames);
    JScrollPane scrollPane = new JScrollPane(table);

    String modes[] = { "Resize All Columns", "Resize Last Column", "Resize Next Column", "Resize Off",
            "Resize Subsequent Columns" };
    final int modeKey[] = { JTable.AUTO_RESIZE_ALL_COLUMNS, JTable.AUTO_RESIZE_LAST_COLUMN,
            JTable.AUTO_RESIZE_NEXT_COLUMN, JTable.AUTO_RESIZE_OFF, JTable.AUTO_RESIZE_SUBSEQUENT_COLUMNS };
    JComboBox resizeModeComboBox = new JComboBox(modes);
    int defaultMode = 4;
    table.setAutoResizeMode(modeKey[defaultMode]);
    resizeModeComboBox.setSelectedIndex(defaultMode);
    ItemListener itemListener = new ItemListener() {
        public void itemStateChanged(ItemEvent e) {
            JComboBox source = (JComboBox) e.getSource();
            int index = source.getSelectedIndex();
            table.setAutoResizeMode(modeKey[index]);
        }/*  w w  w  . j av a  2 s.  c o m*/
    };
    resizeModeComboBox.addItemListener(itemListener);

    JFrame frame = new JFrame("Resizing Table");
    Container contentPane = frame.getContentPane();

    contentPane.add(resizeModeComboBox, BorderLayout.NORTH);
    contentPane.add(scrollPane, BorderLayout.CENTER);

    frame.setSize(300, 150);
    frame.setVisible(true);
}

From source file:Main.java

public static void main(String[] args) {
    JPanel gui = new JPanel(new GridLayout(0, 1, 5, 5));

    String[] speciesName = { "1", "2", "3" };
    String[][] breedName = { { "A", "P", "A" }, { "B", "P", "S" }, { "DDo", "A", "P" } };
    JComboBox<String> petSpecies = new JComboBox<>(speciesName);
    JComboBox<String> petBreed = new JComboBox<>();
    petSpecies.addItemListener(e -> {
        int ii = petSpecies.getSelectedIndex();
        ComboBoxModel cbm = new DefaultComboBoxModel(breedName[ii]);
        petBreed.setModel(cbm);//  ww w  .j  a v a2  s. c o m
        petBreed.requestFocusInWindow();
    });
    gui.add(petSpecies);
    gui.add(petBreed);

    JOptionPane.showMessageDialog(null, gui);
}

From source file:MainClass.java

public static void main(String args[]) {
    String rows[][] = { { "A", "a" }, { "B", "b" }, { "E", "e" } };
    String headers[] = { "Upper", "Lower" };

    final int modeKey[] = { JTable.AUTO_RESIZE_ALL_COLUMNS, JTable.AUTO_RESIZE_LAST_COLUMN,
            JTable.AUTO_RESIZE_NEXT_COLUMN, JTable.AUTO_RESIZE_OFF, JTable.AUTO_RESIZE_SUBSEQUENT_COLUMNS };

    final JTable table = new JTable(rows, headers);
    JScrollPane scrollPane = new JScrollPane(table);

    String modes[] = { "Resize All Columns", "Resize Last Column", "Resize Next Column", "Resize Off",
            "Resize Subsequent Columns" };

    final JComboBox resizeModeComboBox = new JComboBox(modes);
    int defaultMode = 4;
    table.setAutoResizeMode(modeKey[defaultMode]);
    resizeModeComboBox.setSelectedIndex(defaultMode);
    ItemListener itemListener = new ItemListener() {
        public void itemStateChanged(ItemEvent e) {
            int index = resizeModeComboBox.getSelectedIndex();
            table.setAutoResizeMode(modeKey[index]);
        }//w  w  w . j  ava 2  s. c o  m
    };
    resizeModeComboBox.addItemListener(itemListener);

    JFrame frame = new JFrame("Resizing Table");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    frame.add(resizeModeComboBox, BorderLayout.NORTH);
    frame.add(scrollPane, BorderLayout.CENTER);

    frame.setSize(300, 150);
    frame.setVisible(true);
}

From source file:Main.java

public static void main(final String args[]) {
    final String labels[] = { "A", "B", "C", "D", "E" };
    JFrame frame = new JFrame("Editable JComboBox");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    final JComboBox comboBox = new JComboBox(labels);
    comboBox.setMaximumRowCount(5);/*w ww  .j  av a2s  . co  m*/
    comboBox.setEditable(true);
    frame.add(comboBox, BorderLayout.NORTH);

    ActionListener actionListener = new ActionListener() {
        public void actionPerformed(ActionEvent actionEvent) {
            System.out.println("Selected: " + comboBox.getSelectedItem());
            System.out.println(", Position: " + comboBox.getSelectedIndex());
        }
    };
    comboBox.addActionListener(actionListener);

    frame.setSize(300, 200);
    frame.setVisible(true);

}

From source file:Main.java

public static void main(String[] args) {
    JFrame frame = new JFrame();
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    JPanel gui = new JPanel(new BorderLayout(5, 5));

    JPanel plafComponents = new JPanel(new FlowLayout(FlowLayout.RIGHT, 3, 3));
    plafComponents.setBorder(new TitledBorder("FlowLayout(FlowLayout.RIGHT, 3,3)"));

    UIManager.LookAndFeelInfo[] plafInfos = UIManager.getInstalledLookAndFeels();
    String[] plafNames = new String[plafInfos.length];
    for (int ii = 0; ii < plafInfos.length; ii++) {
        plafNames[ii] = plafInfos[ii].getName();
    }/*w w  w  .  j  a  va 2 s .c o m*/
    JComboBox plafChooser = new JComboBox(plafNames);
    plafComponents.add(plafChooser);

    JCheckBox pack = new JCheckBox("Pack on PLAF change", true);
    plafComponents.add(pack);

    plafChooser.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent ae) {
            int index = plafChooser.getSelectedIndex();
            try {
                UIManager.setLookAndFeel(plafInfos[index].getClassName());
                SwingUtilities.updateComponentTreeUI(frame);
                if (pack.isSelected()) {
                    frame.pack();
                    frame.setMinimumSize(frame.getSize());
                }
            } catch (Exception e) {
                e.printStackTrace();
            }
        }
    });

    gui.add(plafComponents, BorderLayout.NORTH);

    JPanel dynamicLabels = new JPanel(new BorderLayout(4, 4));
    dynamicLabels.setBorder(new TitledBorder("BorderLayout(4,4)"));
    gui.add(dynamicLabels, BorderLayout.WEST);

    final JPanel labels = new JPanel(new GridLayout(0, 2, 3, 3));
    labels.setBorder(new TitledBorder("GridLayout(0,2,3,3)"));

    JButton addNew = new JButton("Add Another Label");
    dynamicLabels.add(addNew, BorderLayout.NORTH);
    addNew.addActionListener(new ActionListener() {

        private int labelCount = 0;

        public void actionPerformed(ActionEvent ae) {
            labels.add(new JLabel("Label " + ++labelCount));
            frame.validate();
        }
    });

    dynamicLabels.add(new JScrollPane(labels), BorderLayout.CENTER);

    String[] header = { "Name", "Value" };
    String[] a = new String[0];
    String[] names = System.getProperties().stringPropertyNames().toArray(a);
    String[][] data = new String[names.length][2];
    for (int ii = 0; ii < names.length; ii++) {
        data[ii][0] = names[ii];
        data[ii][1] = System.getProperty(names[ii]);
    }
    DefaultTableModel model = new DefaultTableModel(data, header);
    JTable table = new JTable(model);

    JScrollPane tableScroll = new JScrollPane(table);
    Dimension tablePreferred = tableScroll.getPreferredSize();
    tableScroll.setPreferredSize(new Dimension(tablePreferred.width, tablePreferred.height / 3));

    JPanel imagePanel = new JPanel(new GridBagLayout());
    JLabel imageLabel = new JLabel("test");
    imagePanel.add(imageLabel, null);

    JSplitPane splitPane = new JSplitPane(JSplitPane.VERTICAL_SPLIT, tableScroll, new JScrollPane(imagePanel));
    gui.add(splitPane, BorderLayout.CENTER);

    frame.setContentPane(gui);
    frame.pack();
    frame.setVisible(true);
}

From source file:Main.java

public static void main(String args[]) {
    String[] mainData = { "-Select-", "Sel 1", "Sel 2", "Sel 3" };
    String[] subData1 = { "Sub Sel 11", "Sub Sel 12", "Sub Sel 13" };
    String[] subData2 = { "Sub Sel 21", "Sub Sel 22", "Sub Sel 23" };
    String[] subData3 = { "Sub Sel 31", "Sub Sel 32", "Sub Sel 33" };
    DefaultComboBoxModel boxModel = new DefaultComboBoxModel();
    JComboBox box1 = new JComboBox(mainData), box2 = new JComboBox();
    JFrame frame = new JFrame();
    frame.setLayout(new FlowLayout());
    frame.add(box1);//w ww .  ja  v  a  2s  .c o m
    frame.add(box2);
    box2.setVisible(false);
    box2.setModel(boxModel);
    frame.setBounds(200, 200, 500, 200);
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.setVisible(true);

    box1.addItemListener(e -> {
        box2.setVisible(true);
        boxModel.removeAllElements();
        if (box1.getSelectedIndex() == 0) {
            box2.setVisible(false);
        } else if (box1.getSelectedIndex() == 1) {
            for (String s : subData1) {
                boxModel.addElement(s);
            }
        } else if (box1.getSelectedIndex() == 2) {
            for (String s : subData2) {
                boxModel.addElement(s);
            }
        } else if (box1.getSelectedIndex() == 3) {
            for (String s : subData3) {
                boxModel.addElement(s);
            }
        }
    });
}

From source file:EditComboBox.java

public static void main(String args[]) {
    String labels[] = { "A", "B", "C", "D", "E", "F", "G", "H", "I", "J" };
    JFrame frame = new JFrame("Editable JComboBox");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    Container contentPane = frame.getContentPane();

    final JComboBox comboBox = new JComboBox(labels);
    comboBox.setMaximumRowCount(5);// w  w  w  .  j a  va 2 s .  c  o m
    comboBox.setEditable(true);
    contentPane.add(comboBox, BorderLayout.NORTH);

    final JTextArea textArea = new JTextArea();
    JScrollPane scrollPane = new JScrollPane(textArea);
    contentPane.add(scrollPane, BorderLayout.CENTER);

    ActionListener actionListener = new ActionListener() {
        public void actionPerformed(ActionEvent actionEvent) {
            textArea.append("Selected: " + comboBox.getSelectedItem());
            textArea.append(", Position: " + comboBox.getSelectedIndex());
            textArea.append(System.getProperty("line.separator"));
        }
    };
    comboBox.addActionListener(actionListener);

    frame.setSize(300, 200);
    frame.setVisible(true);
}

From source file:Main.java

public static void main(String[] args) {
    JPanel ui = new JPanel(new BorderLayout(4, 4));
    ui.setBorder(new EmptyBorder(6, 6, 6, 6));

    JPanel controls = new JPanel(new FlowLayout(FlowLayout.LEADING));
    ui.add(controls, BorderLayout.PAGE_START);
    int s = 100;/*  w w  w  .j av  a2 s . c  om*/
    Dimension[] sizes = { new Dimension(s * 4, s * 2), new Dimension(s * 6, s * 3),
            new Dimension(s * 8, s * 4) };
    final JComboBox cb = new JComboBox(sizes);
    controls.add(cb);
    final JPanel[] panels = new JPanel[sizes.length];
    for (int ii = 0; ii < sizes.length; ii++) {
        Dimension d = sizes[ii];
        BufferedImage bi = new BufferedImage(d.width, d.height, BufferedImage.TYPE_INT_RGB);
        JPanel p = new JPanel(new GridLayout());
        JLabel l = new JLabel(new ImageIcon(bi));
        p.add(l);
        panels[ii] = p;
    }
    ItemListener sizeListener = new ItemListener() {

        JPanel current = panels[0];

        @Override
        public void itemStateChanged(ItemEvent e) {
            JPanel next = panels[cb.getSelectedIndex()];
            swapComponentsAndResizeUI(ui, current, next);
            current = next;
        }
    };
    cb.addItemListener(sizeListener);

    ui.add(panels[0], BorderLayout.CENTER);

    JFrame f = new JFrame("Three Sized Panels");
    f.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);
    f.setContentPane(ui);
    f.pack();
    f.setLocationByPlatform(true);
    f.setVisible(true);
}

From source file:DateTimeEditor.java

public static void main(String[] args) {
    JFrame frame = new JFrame();
    frame.addWindowListener(new WindowAdapter() {
        public void windowClosing(WindowEvent evt) {
            System.exit(0);//from  www .  j ava 2 s . c o  m
        }
    });

    JPanel panel = new JPanel(new BorderLayout());
    panel.setBorder(new EmptyBorder(5, 5, 5, 5));
    frame.setContentPane(panel);
    final DateTimeEditor field = new DateTimeEditor(DateTimeEditor.DATETIME, DateFormat.FULL);
    panel.add(field, "North");

    JPanel buttonBox = new JPanel(new GridLayout(2, 2));
    JButton showDateButton = new JButton("Show Date");
    buttonBox.add(showDateButton);

    final JComboBox timeDateChoice = new JComboBox();
    timeDateChoice.addItem("Time");
    timeDateChoice.addItem("Date");
    timeDateChoice.addItem("Date/Time");
    timeDateChoice.setSelectedIndex(2);
    timeDateChoice.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent evt) {
            field.setTimeOrDateType(timeDateChoice.getSelectedIndex());
        }
    });
    buttonBox.add(timeDateChoice);

    JButton toggleButton = new JButton("Toggle Enable");
    buttonBox.add(toggleButton);
    showDateButton.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent evt) {
            System.out.println(field.getDate());
        }
    });
    toggleButton.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent evt) {
            field.setEnabled(!field.isEnabled());
        }
    });
    panel.add(buttonBox, "South");

    final JComboBox lengthStyleChoice = new JComboBox();
    lengthStyleChoice.addItem("Full");
    lengthStyleChoice.addItem("Long");
    lengthStyleChoice.addItem("Medium");
    lengthStyleChoice.addItem("Short");
    lengthStyleChoice.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent evt) {
            field.setLengthStyle(lengthStyleChoice.getSelectedIndex());
        }
    });
    buttonBox.add(lengthStyleChoice);

    frame.pack();
    Dimension dim = frame.getToolkit().getScreenSize();
    frame.setLocation(dim.width / 2 - frame.getWidth() / 2, dim.height / 2 - frame.getHeight() / 2);
    frame.show();
}