Example usage for javax.swing JComboBox setSelectedIndex

Introduction

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

Prototype

@BeanProperty(bound = false, preferred = true, description = "The item at index is selected.")
public void setSelectedIndex(int anIndex) 

Source Link

Document

Selects the item at index anIndex.

Usage

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);/*  ww w  . j  a  va  2s.c  om*/
        }
    });

    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();
}

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From source file:Main.java

/**
 * select index silently//from w  ww  .ja v  a2 s .c  o m
 * @param aComboBox combo box
 * @param anIndex index
 * @param aListener listener to be removed when selecting index
 */
public final static void SelectIndexSilently(JComboBox aComboBox, int anIndex, ItemListener aListener) {
    aComboBox.removeItemListener(aListener);
    aComboBox.setSelectedIndex(anIndex);
    aComboBox.addItemListener(aListener);
}

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From source file:Main.java

/**
 * Creates a channel selector combobox./* w w  w  .  j a  v a 2 s. c om*/
 * 
 * @param aChannelCount
 *          the number of channels to include in the combobox options;
 * @param aDefaultSelectedindex
 *          the default selected index;
 * @param aAddUnusedOption
 *          <code>true</code> to add "unused" as first option,
 *          <code>false</code> to omit this option.
 * @return a combobox with channel selector options.
 */
private static JComboBox internalCreateChannelSelector(final int aChannelCount, final int aDefaultSelectedindex,
        final boolean aAddUnusedOption) {
    int modelSize = Math.max(0, Math.min(32, aChannelCount));
    if (aAddUnusedOption) {
        modelSize++;
    }

    final String dataChannels[] = new String[modelSize];

    int i = 0;
    if (aAddUnusedOption) {
        dataChannels[i++] = "Unused";
    }
    for (; i < modelSize; i++) {
        final int index = aAddUnusedOption ? i - 1 : i;
        dataChannels[i] = String.format("Channel %d", Integer.valueOf(index));
    }

    int selectedIndex = aDefaultSelectedindex < 0 ? 0 : aDefaultSelectedindex % modelSize;

    final JComboBox result = new JComboBox(dataChannels);
    result.setSelectedIndex(selectedIndex);
    return result;
}

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From source file:de.mpg.mpi_inf.bioinf.netanalyzer.ui.IntHistogramVisualizer.java

/**
 * Creates the combo box (drop-down list) to choose between visualization of the histogram as bar chart or
 * as a scatter plot.// ww w  .  j a  v  a 2 s.c om
 * 
 * @param aContainer Container control, to which the combo box is to be added.
 * @param aSelectedIndex Which choice is to be initially selected. This parameter must have one of the
 *        values <code>{1; 2}</code>.
 * @return The newly created combo box control.
 */
private static JComboBox addChoice(Box aContainer, int aSelectedIndex) {
    final String[] choices = new String[] { Messages.DI_SHOWHIST, Messages.DI_SHOWSCAT };
    JComboBox choiceCombo = new JComboBox(choices);
    choiceCombo.setSelectedIndex(aSelectedIndex);
    choiceCombo.setEditable(false);
    JPanel choicePanel = new JPanel();
    choicePanel.add(choiceCombo);
    aContainer.add(choicePanel);
    return choiceCombo;
}

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From source file:Main.java

public Main() {
    String[] comboTypes = { "Numbers", "Alphabets", "Symbols" };
    JComboBox<String> comboTypesList = new JComboBox<>(comboTypes);
    comboTypesList.setSelectedIndex(2);
    comboTypesList.addActionListener(new ActionListener() {
        @Override//from   w  w w .j ava2  s . c o  m
        public void actionPerformed(ActionEvent e) {
            JComboBox jcmbType = (JComboBox) e.getSource();
            String cmbType = (String) jcmbType.getSelectedItem();
            System.out.println(cmbType);
        }
    });
    setLayout(new BorderLayout());
    add(comboTypesList, BorderLayout.NORTH);
}

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From source file:Main.java

public Main() {
    JComboBox<String> cb = new JComboBox<>(new String[] { "a", "m", "b", "c", "v" });
    cb.setSelectedIndex(-1);

    JButton button = new JButton("Print Selection");
    button.addActionListener(e -> {// w w w. j a va2  s. c o m
        if (cb.getSelectedIndex() != -1)
            System.out.println(cb.getSelectedItem());
        else
            System.out.println("Not selected");
    });

    add(cb);
    add(button);
}

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From source file:ComboBoxDemo.java

public ComboBoxDemo() {
    super(new BorderLayout());

    String[] petStrings = { "Bird", "Cat", "Dog", "Rabbit", "Pig" };

    //Create the combo box, select the item at index 4.
    //Indices start at 0, so 4 specifies the pig.
    JComboBox petList = new JComboBox(petStrings);
    petList.setSelectedIndex(4);
    petList.addActionListener(this);

    //Set up the picture.
    picture = new JLabel();
    picture.setFont(picture.getFont().deriveFont(Font.ITALIC));
    picture.setHorizontalAlignment(JLabel.CENTER);
    updateLabel(petStrings[petList.getSelectedIndex()]);
    picture.setBorder(BorderFactory.createEmptyBorder(10, 0, 0, 0));

    //The preferred size is hard-coded to be the width of the
    //widest image and the height of the tallest image + the border.
    //A real program would compute this.
    picture.setPreferredSize(new Dimension(177, 122 + 10));

    //Lay out the demo.
    add(petList, BorderLayout.PAGE_START);
    add(picture, BorderLayout.PAGE_END);
    setBorder(BorderFactory.createEmptyBorder(20, 20, 20, 20));
}

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From source file:events.ListSelectionDemo.java

public ListSelectionDemo() {
    super(new BorderLayout());

    String[] listData = { "one", "two", "three", "four", "five", "six", "seven" };
    String[] columnNames = { "French", "Spanish", "Italian" };
    list = new JList(listData);

    listSelectionModel = list.getSelectionModel();
    listSelectionModel.addListSelectionListener(new SharedListSelectionHandler());
    JScrollPane listPane = new JScrollPane(list);

    JPanel controlPane = new JPanel();
    String[] modes = { "SINGLE_SELECTION", "SINGLE_INTERVAL_SELECTION", "MULTIPLE_INTERVAL_SELECTION" };

    final JComboBox comboBox = new JComboBox(modes);
    comboBox.setSelectedIndex(2);
    comboBox.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent e) {
            String newMode = (String) comboBox.getSelectedItem();
            if (newMode.equals("SINGLE_SELECTION")) {
                listSelectionModel.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
            } else if (newMode.equals("SINGLE_INTERVAL_SELECTION")) {
                listSelectionModel.setSelectionMode(ListSelectionModel.SINGLE_INTERVAL_SELECTION);
            } else {
                listSelectionModel.setSelectionMode(ListSelectionModel.MULTIPLE_INTERVAL_SELECTION);
            }/*from  w ww.  j av  a 2 s  .  c o m*/
            output.append("----------" + "Mode: " + newMode + "----------" + newline);
        }
    });
    controlPane.add(new JLabel("Selection mode:"));
    controlPane.add(comboBox);

    //Build output area.
    output = new JTextArea(1, 10);
    output.setEditable(false);
    JScrollPane outputPane = new JScrollPane(output, ScrollPaneConstants.VERTICAL_SCROLLBAR_ALWAYS,
            ScrollPaneConstants.HORIZONTAL_SCROLLBAR_AS_NEEDED);

    //Do the layout.
    JSplitPane splitPane = new JSplitPane(JSplitPane.VERTICAL_SPLIT);
    add(splitPane, BorderLayout.CENTER);

    JPanel topHalf = new JPanel();
    topHalf.setLayout(new BoxLayout(topHalf, BoxLayout.LINE_AXIS));
    JPanel listContainer = new JPanel(new GridLayout(1, 1));
    listContainer.setBorder(BorderFactory.createTitledBorder("List"));
    listContainer.add(listPane);

    topHalf.setBorder(BorderFactory.createEmptyBorder(5, 5, 0, 5));
    topHalf.add(listContainer);
    //topHalf.add(tableContainer);

    topHalf.setMinimumSize(new Dimension(100, 50));
    topHalf.setPreferredSize(new Dimension(100, 110));
    splitPane.add(topHalf);

    JPanel bottomHalf = new JPanel(new BorderLayout());
    bottomHalf.add(controlPane, BorderLayout.PAGE_START);
    bottomHalf.add(outputPane, BorderLayout.CENTER);
    //XXX: next line needed if bottomHalf is a scroll pane:
    //bottomHalf.setMinimumSize(new Dimension(400, 50));
    bottomHalf.setPreferredSize(new Dimension(450, 135));
    splitPane.add(bottomHalf);
}

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From source file:events.TableListSelectionDemo.java

public TableListSelectionDemo() {
    super(new BorderLayout());

    String[] columnNames = { "French", "Spanish", "Italian" };
    String[][] tableData = { { "un", "uno", "uno" }, { "deux", "dos", "due" }, { "trois", "tres", "tre" },
            { "quatre", "cuatro", "quattro" }, { "cinq", "cinco", "cinque" }, { "six", "seis", "sei" },
            { "sept", "siete", "sette" } };

    table = new JTable(tableData, columnNames);
    listSelectionModel = table.getSelectionModel();
    listSelectionModel.addListSelectionListener(new SharedListSelectionHandler());
    table.setSelectionModel(listSelectionModel);
    JScrollPane tablePane = new JScrollPane(table);

    //Build control area (use default FlowLayout).
    JPanel controlPane = new JPanel();
    String[] modes = { "SINGLE_SELECTION", "SINGLE_INTERVAL_SELECTION", "MULTIPLE_INTERVAL_SELECTION" };

    final JComboBox comboBox = new JComboBox(modes);
    comboBox.setSelectedIndex(2);
    comboBox.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent e) {
            String newMode = (String) comboBox.getSelectedItem();
            if (newMode.equals("SINGLE_SELECTION")) {
                listSelectionModel.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
            } else if (newMode.equals("SINGLE_INTERVAL_SELECTION")) {
                listSelectionModel.setSelectionMode(ListSelectionModel.SINGLE_INTERVAL_SELECTION);
            } else {
                listSelectionModel.setSelectionMode(ListSelectionModel.MULTIPLE_INTERVAL_SELECTION);
            }/* ww  w . j  a  va 2  s  .c o  m*/
            output.append("----------" + "Mode: " + newMode + "----------" + newline);
        }
    });
    controlPane.add(new JLabel("Selection mode:"));
    controlPane.add(comboBox);

    //Build output area.
    output = new JTextArea(1, 10);
    output.setEditable(false);
    JScrollPane outputPane = new JScrollPane(output, ScrollPaneConstants.VERTICAL_SCROLLBAR_ALWAYS,
            ScrollPaneConstants.HORIZONTAL_SCROLLBAR_AS_NEEDED);

    //Do the layout.
    JSplitPane splitPane = new JSplitPane(JSplitPane.VERTICAL_SPLIT);
    add(splitPane, BorderLayout.CENTER);

    JPanel topHalf = new JPanel();
    topHalf.setLayout(new BoxLayout(topHalf, BoxLayout.LINE_AXIS));
    JPanel listContainer = new JPanel(new GridLayout(1, 1));
    JPanel tableContainer = new JPanel(new GridLayout(1, 1));
    tableContainer.setBorder(BorderFactory.createTitledBorder("Table"));
    tableContainer.add(tablePane);
    tablePane.setPreferredSize(new Dimension(420, 130));
    topHalf.setBorder(BorderFactory.createEmptyBorder(5, 5, 0, 5));
    topHalf.add(listContainer);
    topHalf.add(tableContainer);

    topHalf.setMinimumSize(new Dimension(250, 50));
    topHalf.setPreferredSize(new Dimension(200, 110));
    splitPane.add(topHalf);

    JPanel bottomHalf = new JPanel(new BorderLayout());
    bottomHalf.add(controlPane, BorderLayout.PAGE_START);
    bottomHalf.add(outputPane, BorderLayout.CENTER);
    //XXX: next line needed if bottomHalf is a scroll pane:
    //bottomHalf.setMinimumSize(new Dimension(400, 50));
    bottomHalf.setPreferredSize(new Dimension(450, 110));
    splitPane.add(bottomHalf);
}

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From source file:ListSelectionDemo.java

public ListSelectionDemo() {
    super(new BorderLayout());

    String[] listData = { "one", "two", "three", "four", "five", "six", "seven" };
    String[] columnNames = { "French", "Spanish", "Italian" };
    list = new JList(listData);

    listSelectionModel = list.getSelectionModel();
    listSelectionModel.addListSelectionListener(new SharedListSelectionHandler());
    JScrollPane listPane = new JScrollPane(list);

    JPanel controlPane = new JPanel();
    String[] modes = { "SINGLE_SELECTION", "SINGLE_INTERVAL_SELECTION", "MULTIPLE_INTERVAL_SELECTION" };

    final JComboBox comboBox = new JComboBox(modes);
    comboBox.setSelectedIndex(2);
    comboBox.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent e) {
            String newMode = (String) comboBox.getSelectedItem();
            if (newMode.equals("SINGLE_SELECTION")) {
                listSelectionModel.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
            } else if (newMode.equals("SINGLE_INTERVAL_SELECTION")) {
                listSelectionModel.setSelectionMode(ListSelectionModel.SINGLE_INTERVAL_SELECTION);
            } else {
                listSelectionModel.setSelectionMode(ListSelectionModel.MULTIPLE_INTERVAL_SELECTION);
            }//  ww  w  .j a  v a  2 s  . c  o m
            output.append("----------" + "Mode: " + newMode + "----------" + newline);
        }
    });
    controlPane.add(new JLabel("Selection mode:"));
    controlPane.add(comboBox);

    // Build output area.
    output = new JTextArea(1, 10);
    output.setEditable(false);
    JScrollPane outputPane = new JScrollPane(output, ScrollPaneConstants.VERTICAL_SCROLLBAR_ALWAYS,
            ScrollPaneConstants.HORIZONTAL_SCROLLBAR_AS_NEEDED);

    // Do the layout.
    JSplitPane splitPane = new JSplitPane(JSplitPane.VERTICAL_SPLIT);
    add(splitPane, BorderLayout.CENTER);

    JPanel topHalf = new JPanel();
    topHalf.setLayout(new BoxLayout(topHalf, BoxLayout.LINE_AXIS));
    JPanel listContainer = new JPanel(new GridLayout(1, 1));
    listContainer.setBorder(BorderFactory.createTitledBorder("List"));
    listContainer.add(listPane);

    topHalf.setBorder(BorderFactory.createEmptyBorder(5, 5, 0, 5));
    topHalf.add(listContainer);
    // topHalf.add(tableContainer);

    topHalf.setMinimumSize(new Dimension(100, 50));
    topHalf.setPreferredSize(new Dimension(100, 110));
    splitPane.add(topHalf);

    JPanel bottomHalf = new JPanel(new BorderLayout());
    bottomHalf.add(controlPane, BorderLayout.PAGE_START);
    bottomHalf.add(outputPane, BorderLayout.CENTER);
    // XXX: next line needed if bottomHalf is a scroll pane:
    // bottomHalf.setMinimumSize(new Dimension(400, 50));
    bottomHalf.setPreferredSize(new Dimension(450, 135));
    splitPane.add(bottomHalf);
}

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