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:PrintHelloAction.java

public static void main(String args[]) {
    JFrame frame = new JFrame("Action Sample");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    final Action printAction = new PrintHelloAction();
    JMenuBar menuBar = new JMenuBar();
    JMenu menu = new JMenu("File");
    menuBar.add(menu);// www. ja  v a 2 s  . c o  m
    menu.add(new JMenuItem(printAction));
    JToolBar toolbar = new JToolBar();
    toolbar.add(new JButton(printAction));
    JButton enableButton = new JButton("Enable");
    ActionListener enableActionListener = new ActionListener() {
        public void actionPerformed(ActionEvent actionEvent) {
            printAction.setEnabled(true);
        }
    };
    enableButton.addActionListener(enableActionListener);
    JButton disableButton = new JButton("Disable");
    ActionListener disableActionListener = new ActionListener() {
        public void actionPerformed(ActionEvent actionEvent) {
            printAction.setEnabled(false);
        }
    };
    disableButton.addActionListener(disableActionListener);
    JButton relabelButton = new JButton("Relabel");
    ActionListener relabelActionListener = new ActionListener() {
        public void actionPerformed(ActionEvent actionEvent) {
            printAction.putValue(Action.NAME, "Changed Action Value");
        }
    };
    relabelButton.addActionListener(relabelActionListener);
    JPanel buttonPanel = new JPanel();
    buttonPanel.add(enableButton);
    buttonPanel.add(disableButton);
    buttonPanel.add(relabelButton);
    frame.setJMenuBar(menuBar);
    frame.add(toolbar, BorderLayout.SOUTH);
    frame.add(buttonPanel, BorderLayout.NORTH);
    frame.setSize(300, 200);
    frame.setVisible(true);
}

From source file:SwingToolBarSample.java

public static void main(String args[]) {

    ActionListener actionListener = new ActionListener() {
        public void actionPerformed(ActionEvent actionEvent) {
            System.out.println(actionEvent.getActionCommand());
        }// w w w.  j  a  v  a  2  s.c  om
    };

    JFrame frame = new JFrame("JToolBar Example");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    JToolBar toolbar = new JToolBar();
    toolbar.putClientProperty("JToolBar.isRollover", Boolean.TRUE);

    for (int i = 0, n = buttonColors.length; i < n; i++) {
        Object color[] = buttonColors[i];
        if (color == null) {
            toolbar.addSeparator();
        } else {
            Icon icon = new DiamondIcon((Color) color[COLOR_POSITION], true, 20, 20);
            JButton button = new JButton(icon);
            button.setActionCommand((String) color[STRING_POSITION]);
            button.addActionListener(actionListener);
            toolbar.add(button);
        }
    }

    Action action = new ActionMenuSample.ShowAction(frame);
    toolbar.add(action);

    Container contentPane = frame.getContentPane();
    contentPane.add(toolbar, BorderLayout.NORTH);
    JTextArea textArea = new JTextArea();
    JScrollPane pane = new JScrollPane(textArea);
    contentPane.add(pane, BorderLayout.CENTER);
    frame.setSize(350, 150);
    frame.setVisible(true);
}

From source file:Main.java

public static void main(String[] a) {
    final String DESELECTED_LABEL = "Deselected";
    final String SELECTED_LABEL = "Selected";

    JFrame frame = new JFrame("Selecting CheckBox");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    JCheckBox checkBox = new JCheckBox(DESELECTED_LABEL);

    ActionListener actionListener = new ActionListener() {
        public void actionPerformed(ActionEvent actionEvent) {
            AbstractButton abstractButton = (AbstractButton) actionEvent.getSource();
            boolean selected = abstractButton.getModel().isSelected();
            String newLabel = (selected ? SELECTED_LABEL : DESELECTED_LABEL);
            abstractButton.setText(newLabel);
        }//from   w w  w .j a  va 2  s .c o m
    };

    ChangeListener changeListener = new ChangeListener() {
        public void stateChanged(ChangeEvent changeEvent) {
            AbstractButton abstractButton = (AbstractButton) changeEvent.getSource();
            ButtonModel buttonModel = abstractButton.getModel();
            boolean armed = buttonModel.isArmed();
            boolean pressed = buttonModel.isPressed();
            boolean selected = buttonModel.isSelected();
            System.out.println("Changed: " + armed + "/" + pressed + "/" + selected);
        }
    };

    ItemListener itemListener = new ItemListener() {
        public void itemStateChanged(ItemEvent itemEvent) {
            AbstractButton abstractButton = (AbstractButton) itemEvent.getSource();
            Color foreground = abstractButton.getForeground();
            Color background = abstractButton.getBackground();
            int state = itemEvent.getStateChange();
            if (state == ItemEvent.SELECTED) {
                abstractButton.setForeground(background);
                abstractButton.setBackground(foreground);
            }
        }
    };

    checkBox.getModel().addActionListener(actionListener);
    checkBox.getModel().addChangeListener(changeListener);
    checkBox.getModel().addItemListener(itemListener);

    frame.add(checkBox, BorderLayout.NORTH);
    frame.setSize(300, 100);
    frame.setVisible(true);
}

From source file:ComplexCellRenderer.java

public static void main(String args[]) {
    Object elements[][] = { { new Font("Helvetica", Font.PLAIN, 20), Color.RED, new MyIcon(), "A" },
            { new Font("TimesRoman", Font.BOLD, 14), Color.BLUE, new MyIcon(), "A" },
            { new Font("Courier", Font.ITALIC, 18), Color.GREEN, new MyIcon(), "A" },
            { new Font("Helvetica", Font.BOLD | Font.ITALIC, 12), Color.GRAY, new MyIcon(), "A" },
            { new Font("TimesRoman", Font.PLAIN, 32), Color.PINK, new MyIcon(), "A" },
            { new Font("Courier", Font.BOLD, 16), Color.YELLOW, new MyIcon(), "A" },
            { new Font("Helvetica", Font.ITALIC, 8), Color.DARK_GRAY, new MyIcon(), "A" } };

    JFrame frame = new JFrame("Complex Renderer");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    ListCellRenderer renderer = new ComplexCellRenderer();
    JComboBox comboBox = new JComboBox(elements);
    comboBox.setRenderer(renderer);//from  w  ww .  j a  v a2  s  .c  o m
    frame.add(comboBox, BorderLayout.NORTH);

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

From source file:MainClass.java

public static void main(String[] a) {
    final String DESELECTED_LABEL = "Deselected";
    final String SELECTED_LABEL = "Selected";

    JFrame frame = new JFrame("Selecting CheckBox");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    JCheckBox checkBox = new JCheckBox(DESELECTED_LABEL);

    ActionListener actionListener = new ActionListener() {
        public void actionPerformed(ActionEvent actionEvent) {
            AbstractButton abstractButton = (AbstractButton) actionEvent.getSource();
            boolean selected = abstractButton.getModel().isSelected();
            String newLabel = (selected ? SELECTED_LABEL : DESELECTED_LABEL);
            abstractButton.setText(newLabel);
        }/*from  ww  w . j av a  2 s.  c o m*/
    };

    ChangeListener changeListener = new ChangeListener() {
        public void stateChanged(ChangeEvent changeEvent) {
            AbstractButton abstractButton = (AbstractButton) changeEvent.getSource();
            ButtonModel buttonModel = abstractButton.getModel();
            boolean armed = buttonModel.isArmed();
            boolean pressed = buttonModel.isPressed();
            boolean selected = buttonModel.isSelected();
            System.out.println("Changed: " + armed + "/" + pressed + "/" + selected);
        }
    };

    ItemListener itemListener = new ItemListener() {
        public void itemStateChanged(ItemEvent itemEvent) {
            AbstractButton abstractButton = (AbstractButton) itemEvent.getSource();
            Color foreground = abstractButton.getForeground();
            Color background = abstractButton.getBackground();
            int state = itemEvent.getStateChange();
            if (state == ItemEvent.SELECTED) {
                abstractButton.setForeground(background);
                abstractButton.setBackground(foreground);
            }
        }
    };

    checkBox.addActionListener(actionListener);
    checkBox.addChangeListener(changeListener);
    checkBox.addItemListener(itemListener);
    checkBox.setMnemonic(KeyEvent.VK_S);
    frame.add(checkBox, BorderLayout.NORTH);
    frame.setSize(300, 100);
    frame.setVisible(true);
}

From source file:MenuActionExample.java

public static void main(String s[]) {
    MenuActionExample example = new MenuActionExample();
    JFrame frame = new JFrame("Action Example");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.setJMenuBar(example.menuBar);/*from   w w w  .  j ava 2 s.  c o  m*/
    frame.getContentPane().add(example.toolBar, BorderLayout.NORTH);
    frame.setSize(200, 200);
    frame.setVisible(true);
}

From source file:DnDDemo3.java

public static void main(String[] args) {
    JPanel north = new JPanel();
    north.add(new JLabel("Drag from here:"));
    JTextField field = new JTextField(10);
    field.setDragEnabled(true);//from  w ww .jav a 2  s  .  c  o m
    north.add(field);

    final DefaultListModel listModel = new DefaultListModel();
    listModel.addElement("first");
    listModel.addElement("second");
    final JList list = new JList(listModel);
    list.setDragEnabled(true);

    list.setTransferHandler(new TransferHandler() {
        public boolean canImport(TransferHandler.TransferSupport support) {
            if (!support.isDataFlavorSupported(DataFlavor.stringFlavor)) {
                return false;
            }
            JList.DropLocation dl = (JList.DropLocation) support.getDropLocation();
            if (dl.getIndex() == -1) {
                return false;
            } else {
                return true;
            }
        }

        public boolean importData(TransferHandler.TransferSupport support) {
            if (!canImport(support)) {
                return false;
            }

            Transferable transferable = support.getTransferable();
            String data;
            try {
                data = (String) transferable.getTransferData(DataFlavor.stringFlavor);
            } catch (Exception e) {
                return false;
            }

            JList.DropLocation dl = (JList.DropLocation) support.getDropLocation();
            int index = dl.getIndex();
            if (dl.isInsert()) {
                listModel.add(index, data);
            } else {
                listModel.set(index, data);
            }
            Rectangle r = list.getCellBounds(index, index);
            list.scrollRectToVisible(r);
            return true;
        }
    });
    JScrollPane center = new JScrollPane();
    center.setViewportView(list);

    list.setDropMode(DropMode.USE_SELECTION);
    JPanel cp = new JPanel();
    cp.setLayout(new BorderLayout());
    cp.add(north, BorderLayout.NORTH);
    cp.add(center, BorderLayout.CENTER);
    JFrame frame = new JFrame();
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.setContentPane(cp);
    frame.pack();
    frame.setVisible(true);
}

From source file:SelectingCheckBox.java

public static void main(String args[]) {
    JFrame frame = new JFrame("Selecting CheckBox");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    JCheckBox checkBox = new JCheckBox(DESELECTED_LABEL);
    // Define ActionListener
    ActionListener actionListener = new ActionListener() {
        public void actionPerformed(ActionEvent actionEvent) {
            AbstractButton abstractButton = (AbstractButton) actionEvent.getSource();
            boolean selected = abstractButton.getModel().isSelected();
            String newLabel = (selected ? SELECTED_LABEL : DESELECTED_LABEL);
            abstractButton.setText(newLabel);
        }/*  ww  w  .j a v a 2 s.  c o  m*/
    };
    ChangeListener changeListener = new ChangeListener() {
        public void stateChanged(ChangeEvent changeEvent) {
            AbstractButton abstractButton = (AbstractButton) changeEvent.getSource();
            ButtonModel buttonModel = abstractButton.getModel();
            boolean armed = buttonModel.isArmed();
            boolean pressed = buttonModel.isPressed();
            boolean selected = buttonModel.isSelected();
            System.out.println("Changed: " + armed + "/" + pressed + "/" + selected);
        }
    };

    ItemListener itemListener = new ItemListener() {
        public void itemStateChanged(ItemEvent itemEvent) {
            AbstractButton abstractButton = (AbstractButton) itemEvent.getSource();
            Color foreground = abstractButton.getForeground();
            Color background = abstractButton.getBackground();
            int state = itemEvent.getStateChange();
            if (state == ItemEvent.SELECTED) {
                abstractButton.setForeground(background);
                abstractButton.setBackground(foreground);
            }
        }
    };

    checkBox.addActionListener(actionListener);
    checkBox.addChangeListener(changeListener);
    checkBox.addItemListener(itemListener);
    checkBox.setMnemonic(KeyEvent.VK_S);
    Container contentPane = frame.getContentPane();
    contentPane.add(checkBox, BorderLayout.NORTH);
    frame.setSize(300, 100);
    frame.setVisible(true);
}

From source file:Main.java

public static void main(String[] a) {
    final String DESELECTED_LABEL = "Deselected";
    final String SELECTED_LABEL = "Selected";

    JFrame frame = new JFrame("Selecting CheckBox");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    JCheckBox checkBox = new JCheckBox(DESELECTED_LABEL);

    ActionListener actionListener = new ActionListener() {
        public void actionPerformed(ActionEvent actionEvent) {
            AbstractButton abstractButton = (AbstractButton) actionEvent.getSource();
            boolean selected = abstractButton.getModel().isSelected();
            String newLabel = (selected ? SELECTED_LABEL : DESELECTED_LABEL);
            abstractButton.setText(newLabel);
        }/*ww w.j  a  va  2  s. co  m*/
    };

    ChangeListener changeListener = new ChangeListener() {
        public void stateChanged(ChangeEvent changeEvent) {
            AbstractButton abstractButton = (AbstractButton) changeEvent.getSource();
            ButtonModel buttonModel = abstractButton.getModel();
            boolean armed = buttonModel.isArmed();
            boolean pressed = buttonModel.isPressed();
            boolean selected = buttonModel.isSelected();
            System.out.println("Changed: " + armed + "/" + pressed + "/" + selected);
        }
    };

    ItemListener itemListener = new ItemListener() {
        public void itemStateChanged(ItemEvent itemEvent) {
            AbstractButton abstractButton = (AbstractButton) itemEvent.getSource();
            Color foreground = abstractButton.getForeground();
            Color background = abstractButton.getBackground();
            int state = itemEvent.getStateChange();
            if (state == ItemEvent.SELECTED) {
                abstractButton.setForeground(background);
                abstractButton.setBackground(foreground);
            }
        }
    };

    checkBox.getModel().addActionListener(actionListener);
    checkBox.getModel().addChangeListener(changeListener);
    checkBox.getModel().addItemListener(itemListener);

    checkBox.getModel().removeActionListener(actionListener);
    checkBox.getModel().removeChangeListener(changeListener);
    checkBox.getModel().removeItemListener(itemListener);

    frame.add(checkBox, BorderLayout.NORTH);
    frame.setSize(300, 100);
    frame.setVisible(true);
}

From source file:DropModeON.java

public static void main(String[] args) {
    JPanel north = new JPanel();
    north.add(new JLabel("Drag from here:"));
    JTextField field = new JTextField(10);
    field.setDragEnabled(true);/*from  ww  w  . j av a  2  s.  co m*/
    north.add(field);

    final DefaultListModel listModel = new DefaultListModel();
    listModel.addElement("first");
    listModel.addElement("second");
    final JList list = new JList(listModel);
    list.setDragEnabled(true);

    list.setTransferHandler(new TransferHandler() {
        public boolean canImport(TransferHandler.TransferSupport support) {
            if (!support.isDataFlavorSupported(DataFlavor.stringFlavor)) {
                return false;
            }
            JList.DropLocation dl = (JList.DropLocation) support.getDropLocation();
            if (dl.getIndex() == -1) {
                return false;
            } else {
                return true;
            }
        }

        public boolean importData(TransferHandler.TransferSupport support) {
            if (!canImport(support)) {
                return false;
            }

            Transferable transferable = support.getTransferable();
            String data;
            try {
                data = (String) transferable.getTransferData(DataFlavor.stringFlavor);
            } catch (Exception e) {
                return false;
            }

            JList.DropLocation dl = (JList.DropLocation) support.getDropLocation();
            int index = dl.getIndex();
            if (dl.isInsert()) {
                listModel.add(index, data);
            } else {
                listModel.set(index, data);
            }

            // Scroll to display the element that was dropped
            Rectangle r = list.getCellBounds(index, index);
            list.scrollRectToVisible(r);
            return true;
        }
    });
    JScrollPane center = new JScrollPane();
    center.setViewportView(list);

    list.setDropMode(DropMode.ON);
    JPanel cp = new JPanel();
    cp.setLayout(new BorderLayout());
    cp.add(north, BorderLayout.NORTH);
    cp.add(center, BorderLayout.CENTER);
    JFrame frame = new JFrame();
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.setContentPane(cp);
    frame.pack();
    frame.setVisible(true);
}