Example usage for java.awt BorderLayout CENTER

List of usage examples for java.awt BorderLayout CENTER

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  6. CENTER

Introduction

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

Prototype

String CENTER

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

Click Source Link

Document

The center layout constraint (middle of container).

Usage

From source file:RowSorterDemo.java

public static void main(String args[]) {
    JFrame frame = new JFrame("Sort Table Demo");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    Object rows[][] = { { "J", 23 }, { "R", 24, }, { "E", 21, }, { "B", 27, }, { "A", 25, }, { "S", 22, }, };

    String columns[] = { "Name", "Age" };

    TableModel model = new DefaultTableModel(rows, columns) {
        public Class getColumnClass(int column) {
            Class returnValue;//  ww  w  .  j  av  a 2 s .c o m
            if ((column >= 0) && (column < getColumnCount())) {
                returnValue = getValueAt(0, column).getClass();
            } else {
                returnValue = Object.class;
            }
            return returnValue;
        }
    };

    JTable table = new JTable(model);

    RowSorter<TableModel> sorter = new TableRowSorter<TableModel>(model);

    table.setRowSorter(sorter);

    JScrollPane pane = new JScrollPane(table);

    frame.add(pane, BorderLayout.CENTER);

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

From source file:Main.java

public static void main(String[] a) {
    JFrame frame = new JFrame("JColorChooser Popup");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    final JLabel label = new JLabel("www.java2s.com", JLabel.CENTER);
    label.setFont(new Font("Serif", Font.BOLD | Font.ITALIC, 48));
    frame.add(label, BorderLayout.SOUTH);

    final JColorChooser colorChooser = new JColorChooser(label.getBackground());
    colorChooser.setBorder(BorderFactory.createTitledBorder("Pick Color for java2s.com"));

    ColorSelectionModel model = colorChooser.getSelectionModel();
    ChangeListener changeListener = new ChangeListener() {
        public void stateChanged(ChangeEvent changeEvent) {
            Color newForegroundColor = colorChooser.getColor();
            label.setForeground(newForegroundColor);
        }/*from  w  ww .jav  a 2s  .  c  o  m*/
    };
    model.addChangeListener(changeListener);
    frame.add(colorChooser, BorderLayout.CENTER);

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

From source file:SharedDataSample.java

public static void main(String args[]) {
    final String labels[] = { "A", "B", "C", "D", "E", "F", "G", "H", "I", "J" };
    final DefaultComboBoxModel model = new DefaultComboBoxModel(labels);

    JFrame frame = new JFrame("Shared Data");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    Container contentPane = frame.getContentPane();

    JPanel panel = new JPanel();
    JComboBox comboBox1 = new JComboBox(model);
    comboBox1.setMaximumRowCount(5);/* w  w w .j a v  a  2s .  c om*/
    comboBox1.setEditable(true);

    JComboBox comboBox2 = new JComboBox(model);
    comboBox2.setMaximumRowCount(5);
    comboBox2.setEditable(true);
    panel.add(comboBox1);
    panel.add(comboBox2);
    contentPane.add(panel, BorderLayout.NORTH);

    JList jlist = new JList(model);
    JScrollPane scrollPane = new JScrollPane(jlist);
    contentPane.add(scrollPane, BorderLayout.CENTER);

    JButton button = new JButton("Add");
    contentPane.add(button, BorderLayout.SOUTH);
    ActionListener actionListener = new ActionListener() {
        public void actionPerformed(ActionEvent actionEvent) {
            int index = (int) (Math.random() * labels.length);
            model.addElement(labels[index]);
        }
    };
    button.addActionListener(actionListener);

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

From source file:RolloverSpinnerListModel.java

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

    String[] values = new String[] { "a", "b", "c" };

    RolloverSpinnerListModel model = new RolloverSpinnerListModel(values);

    JSpinner spinner1 = new JSpinner(model);

    JPanel panel1 = new JPanel(new BorderLayout());
    panel1.add(spinner1, BorderLayout.CENTER);
    frame.add(panel1, BorderLayout.SOUTH);

    frame.setSize(200, 90);//from  w w  w  .  j av  a 2 s.co m
    frame.setVisible(true);
}

From source file:Main.java

public static void main(String args[]) {
    JFrame frame = new JFrame();
    Container contentPane = frame.getContentPane();
    Icon icon = new ImageIcon("java2s.gif");
    JButton b = new JButton(icon);
    JScrollPane pane = new JScrollPane(b);
    AdjustmentListener hListener = new AdjustmentListener() {
        public void adjustmentValueChanged(AdjustmentEvent e) {
            System.out.println("Horizontal: ");
            dumpInfo(e);/* w  w w .  ja va 2 s .c  om*/
        }
    };
    JScrollBar hBar = pane.getHorizontalScrollBar();
    hBar.addAdjustmentListener(hListener);
    AdjustmentListener vListener = new AdjustmentListener() {
        public void adjustmentValueChanged(AdjustmentEvent e) {
            System.out.println("Vertical: ");
            dumpInfo(e);
        }
    };
    JScrollBar vBar = pane.getVerticalScrollBar();
    vBar.addAdjustmentListener(vListener);
    contentPane.add(pane, BorderLayout.CENTER);
    frame.setSize(300, 200);
    frame.setVisible(true);
}

From source file:MainClass.java

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

    JTabbedPane tabbedPane = new JTabbedPane();
    tabbedPane.setTabLayoutPolicy(JTabbedPane.SCROLL_TAB_LAYOUT);
    String titles[] = { "A", "B", "C", "D", "E", "F" };
    int mnemonic[] = { KeyEvent.VK_A, KeyEvent.VK_B, KeyEvent.VK_C, KeyEvent.VK_D, KeyEvent.VK_E,
            KeyEvent.VK_F };/*from w w w . j a v a2 s .co  m*/
    for (int i = 0, n = titles.length; i < n; i++) {
        add(tabbedPane, titles[i], mnemonic[i]);
    }

    ChangeListener changeListener = new ChangeListener() {
        public void stateChanged(ChangeEvent changeEvent) {
            JTabbedPane sourceTabbedPane = (JTabbedPane) changeEvent.getSource();
            int index = sourceTabbedPane.getSelectedIndex();
            System.out.println("Tab changed to: " + sourceTabbedPane.getTitleAt(index));
        }
    };
    tabbedPane.addChangeListener(changeListener);

    frame.add(tabbedPane, BorderLayout.CENTER);
    frame.setSize(400, 150);
    frame.setVisible(true);

}

From source file:TryBoxLayout.java

public static void main(String[] args) {
    JFrame aWindow = new JFrame("This is a Box Layout");
    aWindow.setBounds(30, 30, 300, 300);
    aWindow.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    // Create left column of radio buttons
    Box left = Box.createVerticalBox();
    ButtonGroup radioGroup = new ButtonGroup();
    JRadioButton rbutton;//  ww w . j a  va  2s .  co  m
    radioGroup.add(rbutton = new JRadioButton("Red"));
    left.add(rbutton);
    radioGroup.add(rbutton = new JRadioButton("Green"));
    left.add(rbutton);
    radioGroup.add(rbutton = new JRadioButton("Blue"));
    left.add(rbutton);
    radioGroup.add(rbutton = new JRadioButton("Yellow"));
    left.add(rbutton);
    Box right = Box.createVerticalBox();
    right.add(new JCheckBox("A"));
    right.add(new JCheckBox("B"));
    right.add(new JCheckBox("C"));
    Box top = Box.createHorizontalBox();
    top.add(left);
    top.add(right);
    Container content = aWindow.getContentPane();
    content.setLayout(new BorderLayout());
    content.add(top, BorderLayout.CENTER);
    aWindow.pack();
    aWindow.setVisible(true);
}

From source file:AdjustmentTest.java

public static void main(String args[]) {
    JFrame frame = new JFrame();
    Container contentPane = frame.getContentPane();
    Icon icon = new ImageIcon("java2s.gif");
    JButton b = new JButton(icon);
    JScrollPane pane = new JScrollPane(b);
    AdjustmentListener hListener = new AdjustmentListener() {
        public void adjustmentValueChanged(AdjustmentEvent e) {
            System.out.println("Horizontal: ");
            dumpInfo(e);//from   w w w.  j  a  v a 2  s. c o m
        }
    };
    JScrollBar hBar = pane.getHorizontalScrollBar();
    hBar.addAdjustmentListener(hListener);
    AdjustmentListener vListener = new AdjustmentListener() {
        public void adjustmentValueChanged(AdjustmentEvent e) {
            System.out.println("Vertical: ");
            dumpInfo(e);
        }
    };
    JScrollBar vBar = pane.getVerticalScrollBar();
    vBar.addAdjustmentListener(vListener);
    contentPane.add(pane, BorderLayout.CENTER);
    frame.setSize(300, 200);
    frame.show();
}

From source file:TreeNodeVector.java

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

    Vector<String> v1 = new TreeNodeVector<String>("Two", new String[] { "Mercury", "Venus", "Mars" });
    Vector<Object> v2 = new TreeNodeVector<Object>("Three");
    v2.add(System.getProperties());
    v2.add(v1);/*from   w  ww  .j  a v  a  2  s  .  c  o  m*/
    Object rootNodes[] = { v1, v2 };
    Vector<Object> rootVector = new TreeNodeVector<Object>("Root", rootNodes);
    JTree tree = new JTree(rootVector);

    UIManager.put("Tree.line", Color.GREEN);
    tree.putClientProperty("JTree.lineStyle", "Horizontal");

    frame.add(new JScrollPane(tree), BorderLayout.CENTER);

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

}

From source file:Main.java

public static void main(String[] args) {
    JTabbedPane tabbedPane;/*w  w  w.  j  av a  2s.  c om*/
    JTextField txtFoo = new JTextField(10);
    JPanel pnlFoo = new JPanel();
    pnlFoo.add(new JButton("Button 1"));
    pnlFoo.add(new JLabel("Foo"));
    pnlFoo.add(txtFoo);

    JTextField txtBar = new JTextField(10);
    JPanel pnlBar = new JPanel();
    pnlBar.add(new JButton("Button 3"));
    pnlBar.add(new JLabel("Bar"));
    pnlBar.add(txtBar);

    tabbedPane = new JTabbedPane();
    tabbedPane.addTab("Tab 1", pnlFoo);
    tabbedPane.addTab("Tab 2", pnlBar);

    tabbedPane.addChangeListener(e -> {
        Component comp = tabbedPane.getSelectedComponent();
        if (comp.equals(pnlFoo)) {
            txtFoo.requestFocusInWindow();
        } else if (comp.equals(pnlBar)) {
            txtBar.requestFocusInWindow();
        }
    });

    JFrame frame = new JFrame();
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.setSize(460, 200);
    frame.getContentPane().add(tabbedPane, BorderLayout.CENTER);
    frame.setVisible(true);

    txtFoo.requestFocusInWindow();
}