Example usage for javax.swing JOptionPane showMessageDialog

Introduction

In this page you can find the example usage for javax.swing JOptionPane showMessageDialog.

Prototype

public static void showMessageDialog(Component parentComponent, Object message) throws HeadlessException

Source Link

Document

Brings up an information-message dialog titled "Message".

Usage

From source file:Main.java

public Main() throws HeadlessException {
    setSize(200, 200);/*  w  w  w.j a  v a 2s .c o m*/
    setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    JButton button1 = new JButton("Message dialog");
    button1.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent e) {
            JOptionPane.showMessageDialog((Component) e.getSource(), "Thank you!");
        }
    });

    JButton button2 = new JButton("Input dialog");
    button2.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent e) {
            String text = JOptionPane.showInputDialog((Component) e.getSource(), "What is your name?");
            if (text != null && !text.equals("")) {
                JOptionPane.showMessageDialog((Component) e.getSource(), "Hello " + text);
            }
        }
    });

    JButton button3 = new JButton("Yes no dialog");
    button3.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent e) {
            int result = JOptionPane.showConfirmDialog((Component) e.getSource(), "Close this application?");
            if (result == JOptionPane.YES_OPTION) {
                System.exit(0);
            } else if (result == JOptionPane.NO_OPTION) {
                System.out.println("Do nothing");
            }
        }
    });

    setLayout(new FlowLayout(FlowLayout.CENTER));
    getContentPane().add(button1);
    getContentPane().add(button2);
    getContentPane().add(button3);
}

From source file:Main.java

Main() {
    getRootPane().setGlassPane(new JComponent() {
        public void paintComponent(Graphics g) {
            g.setColor(new Color(0, 0, 0, 100));
            g.fillRect(0, 0, getWidth(), getHeight());
            super.paintComponent(g);
        }/*from  ww w  .j  av a2  s. c  o m*/
    });
    JButton popDialog = new JButton("Block Frame");
    popDialog.addActionListener(e -> {
        getRootPane().getGlassPane().setVisible(true);
        JOptionPane.showMessageDialog(Main.this, "Shady!");
        getRootPane().getGlassPane().setVisible(false);
    });
    setContentPane(popDialog);
    pack();
    setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    setSize(350, 180);
}

From source file:Main.java

public Main(final Frame owner) {
    super(owner);
    JPanel pnl = new JPanel(new BorderLayout());
    pnl.add(new JLabel("Click outside this dialog in the parent frame to close it"), BorderLayout.NORTH);
    JButton btn = new JButton("Click Me");
    btn.addActionListener(e -> JOptionPane.showMessageDialog(Main.this, "New Child Window"));
    pnl.add(btn, BorderLayout.CENTER);
    this.setContentPane(pnl);
    this.pack();/*from w w  w. ja  va  2s  .c o m*/
    this.setLocationRelativeTo(owner);
    this.setAlwaysOnTop(true);
    this.addWindowFocusListener(new WindowFocusListener() {
        public void windowGainedFocus(WindowEvent e) {
        }

        public void windowLostFocus(WindowEvent e) {
            if (SwingUtilities.isDescendingFrom(e.getOppositeWindow(), Main.this)) {
                return;
            }
            Main.this.setVisible(false);
        }
    });
}

From source file:Main.java

private WindowAdapter getWindowAdapter() {
    return new WindowAdapter() {
        @Override// ww w  . j av a2 s .c o m
        public void windowClosing(WindowEvent we) {
            super.windowClosing(we);
            JOptionPane.showMessageDialog(frame, "Cant Exit");
        }

        @Override
        public void windowIconified(WindowEvent we) {
            frame.setState(JFrame.NORMAL);
            JOptionPane.showMessageDialog(frame, "Cant Minimize");
        }
    };
}

From source file:com.raphfrk.craftproxyclient.gui.GUIManager.java

public static void messageBox(String message) {
    JOptionPane.showMessageDialog(CraftProxyClient.getGUI(), message);
}

From source file:Main.java

Main() {
    JPanel p = new JPanel(new BorderLayout(2, 2));
    JTextField find = new JTextField("food:pizza");
    find.addActionListener(e -> {/*from  w  w w. ja  v a2 s .  c om*/
        boolean found = findText(find.getText());
        System.out.println(find.getText() + " found " + found);
    });
    p.add(find, BorderLayout.PAGE_START);
    tree.setVisibleRowCount(8);
    for (int row = tree.getRowCount(); row >= 0; row--) {
        tree.expandRow(row);
    }
    p.add(new JScrollPane(tree), BorderLayout.CENTER);
    JOptionPane.showMessageDialog(null, p);
}

From source file:Main.java

public Main() {
    JFrame frame = new JFrame();
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    JLabel jl = new JLabel("Try with formatted text field   ");
    Locale local1 = new Locale("en", "US");
    int minFra = 0;
    int maxFra = 3;
    jft = setFormat(jft, local1, minFra, maxFra);
    jft.setMaximumSize(new Dimension(100, 20));
    jft.setMinimumSize(new Dimension(100, 20));
    jft.setPreferredSize(new Dimension(100, 20));

    frame.add(jl);//from   w  w w .  j  a  v a 2 s  .c o m
    frame.add(jft, BorderLayout.NORTH);
    jb.addActionListener(e -> JOptionPane.showMessageDialog(jb, "nel text Box : " + jft.getText()));
    frame.pack();
    frame.setVisible(true);
}

From source file:Main.java

public Main() {
    made_list.setModel(new DefaultListModel());
    for (String element : elements) {
        ((DefaultListModel) made_list.getModel()).addElement(element);
    }//from   w w w .j a va2  s.c o  m

    JButton removeItemBtn = new JButton("Remove Item");
    removeItemBtn.addActionListener(new ActionListener() {
        @Override
        public void actionPerformed(ActionEvent e) {
            removeActionPerformed(e);
        }
    });

    JPanel panel = new JPanel();
    panel.add(new JScrollPane(made_list));
    panel.add(removeItemBtn);

    JOptionPane.showMessageDialog(null, panel);
}

From source file:Main.java

public Main() {
    this.setLayout(new FlowLayout());
    this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    JButton processButton = new JButton("Start");
    JButton helloButton = new JButton("Hello");

    processButton.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent event) {
            MyTask process = new MyTask();
            try {
                process.execute();/*  w  ww  .ja  v  a  2  s.co m*/
            } catch (Exception e) {
                e.printStackTrace();
            }
        }
    });

    helloButton.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent e) {
            JOptionPane.showMessageDialog(null, "Hello There");
        }
    });
    this.getContentPane().add(processButton);
    this.getContentPane().add(helloButton);

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

From source file:control.LoadControler.java

public static Set<File> listFilesForFolder(final File folder) {

    Set<File> set = new HashSet<>();

    //        JOptionPane.showMessageDialog(null, "Chargement :\n" + folder); // DEBUG

    try {// w w w  .j  av  a  2s .  c o  m

        for (final File fileEntry : folder.listFiles()) {
            if (fileEntry.isDirectory()) {
                listFilesForFolder(fileEntry);
            } else {
                set.add(fileEntry);
            }
        }
    } catch (NullPointerException e) {
        e.printStackTrace();
        JOptionPane.showMessageDialog(null, e);
    }

    return set;
}