Example usage for java.awt BorderLayout NORTH

List of usage examples for java.awt BorderLayout NORTH

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Introduction

In this page you can find the example usage for java.awt BorderLayout NORTH.

Prototype

String NORTH

To view the source code for java.awt BorderLayout NORTH.

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Document

The north layout constraint (top of container).

Usage

From source file:DynamicIconExample.java

public static void main(String[] args) {
    final JSlider width = new JSlider(JSlider.HORIZONTAL, 1, 150, 75);
    final JSlider height = new JSlider(JSlider.VERTICAL, 1, 150, 75);

    class DynamicIcon implements Icon {
        public int getIconWidth() {
            return width.getValue();
        }/*from  w ww . ja v a 2s . co  m*/

        public int getIconHeight() {
            return height.getValue();
        }

        public void paintIcon(Component c, Graphics g, int x, int y) {
            g.fill3DRect(x, y, getIconWidth(), getIconHeight(), true);
        }
    }

    Icon icon = new DynamicIcon();
    final JLabel dynamicLabel = new JLabel(icon);

    class Updater implements ChangeListener {
        public void stateChanged(ChangeEvent ev) {
            dynamicLabel.repaint();
        }
    }
    Updater updater = new Updater();

    width.addChangeListener(updater);
    height.addChangeListener(updater);

    JFrame f = new JFrame();
    f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    Container c = f.getContentPane();
    c.setLayout(new BorderLayout());
    c.add(width, BorderLayout.NORTH);
    c.add(height, BorderLayout.WEST);
    c.add(dynamicLabel, BorderLayout.CENTER);
    f.setSize(210, 210);
    f.setVisible(true);
}

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.  ja v a 2  s. com
    };
    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:FocusTest.java

public static void main(String args[]) {
    JFrame frame = new JFrame();
    Container contentPane = frame.getContentPane();

    FocusListener listener = new FocusListener() {
        public void focusGained(FocusEvent e) {
            dumpInfo(e);/*  w w w.j  av  a  2s  .  c om*/
        }

        public void focusLost(FocusEvent e) {
            dumpInfo(e);
        }

        private void dumpInfo(FocusEvent e) {
            System.out.println("Source  : " + name(e.getComponent()));
            System.out.println("Opposite : " + name(e.getOppositeComponent()));
            System.out.println("Temporary: " + e.isTemporary());
        }

        private String name(Component c) {
            return (c == null) ? null : c.getName();
        }
    };

    // First
    JPanel panel = new JPanel();
    JLabel label = new JLabel("Label 1: ");
    JTextField text = new JTextField("Type your text", 15);
    text.setName("First");
    text.addFocusListener(listener);
    label.setDisplayedMnemonic(KeyEvent.VK_1);
    label.setLabelFor(text);
    panel.add(label);
    panel.add(text);
    contentPane.add(panel, BorderLayout.NORTH);

    // Second
    panel = new JPanel();
    label = new JLabel("Label 2: ");
    text = new JTextField("14.0", 10);
    text.setName("Second");
    text.addFocusListener(listener);
    text.setHorizontalAlignment(JTextField.RIGHT);
    label.setDisplayedMnemonic(KeyEvent.VK_2);
    label.setLabelFor(text);
    panel.add(label);
    panel.add(text);
    contentPane.add(panel, BorderLayout.SOUTH);

    frame.pack();
    frame.show();
}

From source file:Main.java

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

    JPanel northPanel = new JPanel(new GridLayout(2, 1));

    JPanel welcomePanel = new JPanel(new FlowLayout(FlowLayout.CENTER));
    welcomePanel.add(new JLabel("Welcome"));

    northPanel.add(welcomePanel);/* w  ww .  j av  a2  s.c om*/

    JPanel radioPanel = new JPanel(new FlowLayout(FlowLayout.CENTER));

    JRadioButton button1 = new JRadioButton("Button 1", true);
    JRadioButton button2 = new JRadioButton("Button 2", false);

    ButtonGroup group = new ButtonGroup();
    group.add(button1);
    group.add(button2);

    radioPanel.add(button1);
    radioPanel.add(button2);

    northPanel.add(radioPanel);

    JPanel middlePanel = new JPanel(new GridLayout(3, 3));

    for (int i = 0; i < 3; i++) {
        for (int j = 0; j < 3; j++) {
            middlePanel.add(new JButton("Button " + i + j));
        }
    }

    JPanel southPanel = new JPanel(new FlowLayout(FlowLayout.CENTER));

    southPanel.add(new JLabel("Whose turn:"));
    southPanel.add(new JButton("Reset"));

    frame.add(northPanel, BorderLayout.NORTH);
    frame.add(middlePanel, BorderLayout.CENTER);
    frame.add(southPanel, BorderLayout.SOUTH);

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

From source file:Main.java

public static void main(String args[]) {
    JFrame frame = new JFrame("Stepping Progress");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    final JProgressBar aJProgressBar = new JProgressBar(0, 50);
    aJProgressBar.setStringPainted(true);

    final JButton aJButton = new JButton("Start");

    ActionListener actionListener = new ActionListener() {
        public void actionPerformed(ActionEvent e) {
            aJButton.setEnabled(false);//w  w  w .j  a v a  2s  . com
            Thread stepper = new BarThread(aJProgressBar);
            stepper.start();
        }
    };
    aJButton.addActionListener(actionListener);
    frame.add(aJProgressBar, BorderLayout.NORTH);
    frame.add(aJButton, BorderLayout.SOUTH);
    frame.setSize(300, 200);
    frame.setVisible(true);
}

From source file:JTextFieldSample.java

public static void main(String args[]) {
    String title = (args.length == 0 ? "TextField Listener Example" : args[0]);
    JFrame frame = new JFrame(title);
    Container content = frame.getContentPane();

    JPanel namePanel = new JPanel(new BorderLayout());
    JLabel nameLabel = new JLabel("Name: ");
    nameLabel.setDisplayedMnemonic(KeyEvent.VK_N);
    JTextField nameTextField = new JTextField();
    nameLabel.setLabelFor(nameTextField);
    namePanel.add(nameLabel, BorderLayout.WEST);
    namePanel.add(nameTextField, BorderLayout.CENTER);
    content.add(namePanel, BorderLayout.NORTH);

    JPanel cityPanel = new JPanel(new BorderLayout());
    JLabel cityLabel = new JLabel("City: ");
    cityLabel.setDisplayedMnemonic(KeyEvent.VK_C);
    JTextField cityTextField = new JTextField();
    cityLabel.setLabelFor(cityTextField);
    cityPanel.add(cityLabel, BorderLayout.WEST);
    cityPanel.add(cityTextField, BorderLayout.CENTER);
    content.add(cityPanel, BorderLayout.SOUTH);

    ActionListener actionListener = new ActionListener() {
        public void actionPerformed(ActionEvent actionEvent) {
            System.out.println("Command: " + actionEvent.getActionCommand());
        }//from  ww w . ja v a2  s  .c  o  m
    };
    nameTextField.setActionCommand("Yo");
    nameTextField.addActionListener(actionListener);
    cityTextField.addActionListener(actionListener);

    KeyListener keyListener = new KeyListener() {
        public void keyPressed(KeyEvent keyEvent) {
            printIt("Pressed", keyEvent);
        }

        public void keyReleased(KeyEvent keyEvent) {
            printIt("Released", keyEvent);
        }

        public void keyTyped(KeyEvent keyEvent) {
            printIt("Typed", keyEvent);
        }

        private void printIt(String title, KeyEvent keyEvent) {
            int keyCode = keyEvent.getKeyCode();
            String keyText = KeyEvent.getKeyText(keyCode);
            System.out.println(title + " : " + keyText + " / " + keyEvent.getKeyChar());
        }
    };
    nameTextField.addKeyListener(keyListener);
    cityTextField.addKeyListener(keyListener);

    InputVerifier verifier = new InputVerifier() {
        public boolean verify(JComponent input) {
            final JTextComponent source = (JTextComponent) input;
            String text = source.getText();
            if ((text.length() != 0) && !(text.equals("Exit"))) {
                Runnable runnable = new Runnable() {
                    public void run() {
                        JOptionPane.showMessageDialog(source, "Can't leave.", "Error Dialog",
                                JOptionPane.ERROR_MESSAGE);
                    }
                };
                SwingUtilities.invokeLater(runnable);
                return false;
            } else {
                return true;
            }
        }
    };
    nameTextField.setInputVerifier(verifier);
    cityTextField.setInputVerifier(verifier);

    DocumentListener documentListener = new DocumentListener() {
        public void changedUpdate(DocumentEvent documentEvent) {
            printIt(documentEvent);
        }

        public void insertUpdate(DocumentEvent documentEvent) {
            printIt(documentEvent);
        }

        public void removeUpdate(DocumentEvent documentEvent) {
            printIt(documentEvent);
        }

        private void printIt(DocumentEvent documentEvent) {
            DocumentEvent.EventType type = documentEvent.getType();
            String typeString = null;
            if (type.equals(DocumentEvent.EventType.CHANGE)) {
                typeString = "Change";
            } else if (type.equals(DocumentEvent.EventType.INSERT)) {
                typeString = "Insert";
            } else if (type.equals(DocumentEvent.EventType.REMOVE)) {
                typeString = "Remove";
            }
            System.out.print("Type  :   " + typeString + " / ");
            Document source = documentEvent.getDocument();
            int length = source.getLength();
            try {
                System.out.println("Contents: " + source.getText(0, length));
            } catch (BadLocationException badLocationException) {
                System.out.println("Contents: Unknown");
            }
        }
    };
    nameTextField.getDocument().addDocumentListener(documentListener);
    cityTextField.getDocument().addDocumentListener(documentListener);

    frame.setSize(250, 150);
    frame.setVisible(true);
}

From source file:UndoDrawing.java

public static void main(String args[]) {
    JFrame frame = new JFrame("Drawing Sample");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    UndoableDrawingPanel drawingPanel = new UndoableDrawingPanel();

    UndoManager manager = new UndoManager();
    drawingPanel.addUndoableEditListener(manager);

    JToolBar toolbar = new JToolBar();
    toolbar.add(UndoManagerHelper.getUndoAction(manager));
    toolbar.add(UndoManagerHelper.getRedoAction(manager));

    Container content = frame.getContentPane();
    content.add(toolbar, BorderLayout.NORTH);
    content.add(drawingPanel, BorderLayout.CENTER);
    frame.setSize(300, 150);/* w w  w  . jav a  2 s .co  m*/
    frame.setVisible(true);
}

From source file:UndoDrawing.java

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

    UndoableDrawingPanel drawingPanel = new UndoableDrawingPanel();

    UndoManager manager = new UndoManager();
    drawingPanel.addUndoableEditListener(manager);

    JToolBar toolbar = new JToolBar();
    JButton undoButton = new JButton(UndoManagerHelper.getUndoAction(manager));
    toolbar.add(undoButton);/*from  w  w w  .ja  va 2 s .co m*/
    JButton redoButton = new JButton(UndoManagerHelper.getRedoAction(manager));
    toolbar.add(redoButton);

    Container content = frame.getContentPane();
    content.add(toolbar, BorderLayout.NORTH);
    content.add(drawingPanel, BorderLayout.CENTER);
    frame.setSize(300, 150);
    frame.setVisible(true);
}

From source file:Main.java

public static void main(String args[]) {
    JFrame frame = new JFrame();
    final JFormattedTextField textField1 = new JFormattedTextField(new Float(10.01));
    textField1.setFormatterFactory(new AbstractFormatterFactory() {
        @Override//from   w ww  .  j av  a  2  s  .  c  o  m
        public AbstractFormatter getFormatter(JFormattedTextField tf) {
            NumberFormat format = DecimalFormat.getInstance();
            format.setMinimumFractionDigits(2);
            format.setMaximumFractionDigits(2);
            format.setRoundingMode(RoundingMode.HALF_UP);
            InternationalFormatter formatter = new InternationalFormatter(format);
            formatter.setAllowsInvalid(false);
            formatter.setMinimum(0.0);
            formatter.setMaximum(1000.00);
            return formatter;
        }
    });
    NumberFormat numberFormat = NumberFormat.getNumberInstance();
    numberFormat.setMaximumFractionDigits(2);
    numberFormat.setMaximumFractionDigits(2);
    numberFormat.setRoundingMode(RoundingMode.HALF_UP);
    final JFormattedTextField textField2 = new JFormattedTextField(numberFormat);
    textField2.setValue(new Float(10.01));
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.add(textField1, BorderLayout.NORTH);
    frame.add(textField2, BorderLayout.SOUTH);
    frame.setVisible(true);
    frame.pack();
}

From source file:Main.java

public static void main(String args[]) {
    JFrame frame = new JFrame("Button Sample");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    final JButton button1 = new JButton("Select Me");
    final JButton button2 = new JButton("No Select Me");
    final Random random = new Random();

    ActionListener actionListener = new ActionListener() {
        public void actionPerformed(ActionEvent actionEvent) {
            JButton button = (JButton) actionEvent.getSource();
            int red = random.nextInt(255);
            int green = random.nextInt(255);
            int blue = random.nextInt(255);
            button.setBackground(new Color(red, green, blue));
        }/*from w ww .  j a v  a 2s.  co  m*/
    };

    PropertyChangeListener propertyChangeListener = new PropertyChangeListener() {
        public void propertyChange(PropertyChangeEvent propertyChangeEvent) {
            String property = propertyChangeEvent.getPropertyName();
            if ("background".equals(property)) {
                button2.setBackground((Color) propertyChangeEvent.getNewValue());
            }
        }
    };

    button1.addActionListener(actionListener);
    button1.addPropertyChangeListener(propertyChangeListener);
    button2.addActionListener(actionListener);

    frame.add(button1, BorderLayout.NORTH);
    frame.add(button2, BorderLayout.SOUTH);
    frame.setSize(300, 100);
    frame.setVisible(true);
}