Example usage for java.awt Button Button

Introduction

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

Prototype

public Button(String label) throws HeadlessException 

Source Link

Document

Constructs a button with the specified label.

Usage

From source file:Main.java

public static void main(String[] args) throws HeadlessException, AWTException {
    Frame frame = new Frame();
    Button button1 = new Button("Ok");
    frame.add(button1, BorderLayout.NORTH);
    frame.setSize(50, 55);//w w  w.j  a  v a2  s  .  c  o  m
    frame.setVisible(true);

    button1.setCursor(Cursor.getSystemCustomCursor("MoveDrop.32x32"));
}

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From source file:Main.java

public static void main(String[] args) {
    Main frame = new Main();
    frame.setSize(new Dimension(200, 200));
    frame.add(new Button("Hello World"));

    frame.addWindowListener(new WindowAdapter() {

        @Override//from  ww w  . j  ava2s  . c  o m
        public void windowClosing(WindowEvent e) {
            System.exit(0);
        }
    });
    frame.setVisible(true);
}

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From source file:Main.java

public static void main(String[] args) {
    Frame f = new Frame("FlowLayout demo");
    f.setLayout(new FlowLayout());
    f.add(new Button("Red"));
    f.add(new Button("Blue"));
    f.add(new Button("White"));
    List list = new List();
    for (int i = 0; i < args.length; i++) {
        list.add(args[i]);/*from  w w w . j a  v  a 2 s.  c  om*/
    }
    f.add(list);
    f.add(new Checkbox("Pick me", true));
    f.add(new Label("Enter name here:"));
    f.add(new TextField(20));
    f.pack();
    f.setVisible(true);
}

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From source file:Main.java

public static void main(String[] argv) throws Exception {
    GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment();
    GraphicsDevice gs = ge.getDefaultScreenDevice();

    Button btn = new Button("OK");
    btn.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent evt) {
            GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment();
            GraphicsDevice gs = ge.getDefaultScreenDevice();
            gs.setFullScreenWindow(null);
        }//from   w  ww.ja  v  a 2s  .c o m
    });
    Frame frame = new Frame(gs.getDefaultConfiguration());
    Window win = new Window(frame);
    win.add(btn, BorderLayout.CENTER);
    try {
        gs.setFullScreenWindow(win);
        win.validate();
    } finally {
        gs.setFullScreenWindow(null);
    }
}

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From source file:SerObj.java

public static void main(String[] args) {

    // Set up environment for creating initial context
    Hashtable<String, Object> env = new Hashtable<String, Object>(11);
    env.put(Context.INITIAL_CONTEXT_FACTORY, "com.sun.jndi.ldap.LdapCtxFactory");
    env.put(Context.PROVIDER_URL, "ldap://localhost:389/o=JNDITutorial");

    try {/*  w w w  . j a v a 2  s  . co  m*/
        // Create the initial context
        Context ctx = new InitialContext(env);

        // Create object to be bound
        Button b = new Button("Push me");

        // Perform bind
        ctx.bind("cn=Button", b);

        // Check that it is bound
        Button b2 = (Button) ctx.lookup("cn=Button");
        System.out.println(b2);

        // Close the context when we're done
        ctx.close();
    } catch (NamingException e) {
        System.out.println("Operation failed: " + e);
    }
}

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From source file:MediumPopupMenuSample.java

public static void main(String args[]) {
    // Define ActionListener
    ActionListener aListener = new ActionListener() {
        public void actionPerformed(ActionEvent event) {
            System.out.println("Selected: " + event.getActionCommand());
        }//w  w  w .  jav a2  s.  c  o  m
    };

    // Define PopupMenuListener
    PopupMenuListener pListener = new PopupMenuListener() {
        public void popupMenuCanceled(PopupMenuEvent event) {
            System.out.println("Canceled");
        }

        public void popupMenuWillBecomeInvisible(PopupMenuEvent event) {
            System.out.println("Becoming Invisible");
        }

        public void popupMenuWillBecomeVisible(PopupMenuEvent event) {
            System.out.println("Becoming Visible");
        }
    };

    // Define
    JFrame frame = new JFrame("Popup Example");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    JPopupMenu.setDefaultLightWeightPopupEnabled(false);

    // Create popup menu, attach popup menu listener
    final JPopupMenu popupMenu = new JPopupMenu();
    popupMenu.addPopupMenuListener(pListener);

    // Cut
    JMenuItem cutItem = new JMenuItem("Cut");
    cutItem.addActionListener(aListener);
    popupMenu.add(cutItem);

    // Copy
    JMenuItem copyItem = new JMenuItem("Copy");
    copyItem.addActionListener(aListener);
    popupMenu.add(copyItem);

    // Paste
    JMenuItem pasteItem = new JMenuItem("Paste");
    pasteItem.addActionListener(aListener);
    pasteItem.setEnabled(false);
    popupMenu.add(pasteItem);

    // Separator
    popupMenu.addSeparator();

    // Find
    JMenuItem findItem = new JMenuItem("Find");
    findItem.addActionListener(aListener);
    popupMenu.add(findItem);

    // Enable showing
    MouseListener mouseListener = new JPopupMenuShower(popupMenu);
    frame.addMouseListener(mouseListener);

    Button button = new Button("Label");
    button.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent e) {
            System.out.println(popupMenu.isLightWeightPopupEnabled());
        }
    });
    frame.getContentPane().add(button, BorderLayout.SOUTH);

    frame.setSize(350, 250);
    frame.setVisible(true);
}

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From source file:com.amazonaws.services.kinesis.leases.impl.LeaseCoordinatorExerciser.java

public static void main(String[] args) throws InterruptedException, DependencyException, InvalidStateException,
        ProvisionedThroughputException, IOException {

    int numCoordinators = 9;
    int numLeases = 73;
    int leaseDurationMillis = 10000;
    int epsilonMillis = 100;

    AWSCredentialsProvider creds = new DefaultAWSCredentialsProviderChain();
    AmazonDynamoDBClient ddb = new AmazonDynamoDBClient(creds);

    ILeaseManager<KinesisClientLease> leaseManager = new KinesisClientLeaseManager("nagl_ShardProgress", ddb);

    if (leaseManager.createLeaseTableIfNotExists(10L, 50L)) {
        LOG.info("Waiting for newly created lease table");
        if (!leaseManager.waitUntilLeaseTableExists(10, 300)) {
            LOG.error("Table was not created in time");
            return;
        }//from   www.j  a v  a  2  s. co  m
    }

    CWMetricsFactory metricsFactory = new CWMetricsFactory(creds, "testNamespace", 30 * 1000, 1000);
    final List<LeaseCoordinator<KinesisClientLease>> coordinators = new ArrayList<LeaseCoordinator<KinesisClientLease>>();
    for (int i = 0; i < numCoordinators; i++) {
        String workerIdentifier = "worker-" + Integer.toString(i);

        LeaseCoordinator<KinesisClientLease> coord = new LeaseCoordinator<KinesisClientLease>(leaseManager,
                workerIdentifier, leaseDurationMillis, epsilonMillis, metricsFactory);

        coordinators.add(coord);
    }

    leaseManager.deleteAll();

    for (int i = 0; i < numLeases; i++) {
        KinesisClientLease lease = new KinesisClientLease();
        lease.setLeaseKey(Integer.toString(i));
        lease.setCheckpoint(new ExtendedSequenceNumber("checkpoint"));
        leaseManager.createLeaseIfNotExists(lease);
    }

    final JFrame frame = new JFrame("Test Visualizer");
    frame.setPreferredSize(new Dimension(800, 600));
    final JPanel panel = new JPanel(new GridLayout(coordinators.size() + 1, 0));
    final JLabel ticker = new JLabel("tick");
    panel.add(ticker);
    frame.getContentPane().add(panel);

    final Map<String, JLabel> labels = new HashMap<String, JLabel>();
    for (final LeaseCoordinator<KinesisClientLease> coord : coordinators) {
        JPanel coordPanel = new JPanel();
        coordPanel.setLayout(new BoxLayout(coordPanel, BoxLayout.X_AXIS));
        final Button button = new Button("Stop " + coord.getWorkerIdentifier());
        button.setMaximumSize(new Dimension(200, 50));
        button.addActionListener(new ActionListener() {

            @Override
            public void actionPerformed(ActionEvent arg0) {
                if (coord.isRunning()) {
                    coord.stop();
                    button.setLabel("Start " + coord.getWorkerIdentifier());
                } else {
                    try {
                        coord.start();
                    } catch (LeasingException e) {
                        LOG.error(e);
                    }
                    button.setLabel("Stop " + coord.getWorkerIdentifier());
                }
            }

        });
        coordPanel.add(button);

        JLabel label = new JLabel();
        coordPanel.add(label);
        labels.put(coord.getWorkerIdentifier(), label);
        panel.add(coordPanel);
    }

    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    new Thread() {

        // Key is lease key, value is green-ness as a value from 0 to 255.
        // Great variable name, huh?
        private Map<String, Integer> greenNesses = new HashMap<String, Integer>();

        // Key is lease key, value is last owning worker
        private Map<String, String> lastOwners = new HashMap<String, String>();

        @Override
        public void run() {
            while (true) {
                for (LeaseCoordinator<KinesisClientLease> coord : coordinators) {
                    String workerIdentifier = coord.getWorkerIdentifier();

                    JLabel label = labels.get(workerIdentifier);

                    List<KinesisClientLease> asgn = new ArrayList<KinesisClientLease>(coord.getAssignments());
                    Collections.sort(asgn, new Comparator<KinesisClientLease>() {

                        @Override
                        public int compare(KinesisClientLease arg0, KinesisClientLease arg1) {
                            return arg0.getLeaseKey().compareTo(arg1.getLeaseKey());
                        }

                    });

                    StringBuilder builder = new StringBuilder();
                    builder.append("<html>");
                    builder.append(workerIdentifier).append(":").append(asgn.size()).append("          ");

                    for (KinesisClientLease lease : asgn) {
                        String leaseKey = lease.getLeaseKey();
                        String lastOwner = lastOwners.get(leaseKey);

                        // Color things green when they switch owners, decay the green-ness over time.
                        Integer greenNess = greenNesses.get(leaseKey);
                        if (greenNess == null || lastOwner == null
                                || !lastOwner.equals(lease.getLeaseOwner())) {
                            greenNess = 200;
                        } else {
                            greenNess = Math.max(0, greenNess - 20);
                        }
                        greenNesses.put(leaseKey, greenNess);
                        lastOwners.put(leaseKey, lease.getLeaseOwner());

                        builder.append(String.format("<font color=\"%s\">%03d</font>",
                                String.format("#00%02x00", greenNess), Integer.parseInt(leaseKey))).append(" ");
                    }
                    builder.append("</html>");

                    label.setText(builder.toString());
                    label.revalidate();
                    label.repaint();
                }

                if (ticker.getText().equals("tick")) {
                    ticker.setText("tock");
                } else {
                    ticker.setText("tick");
                }

                try {
                    Thread.sleep(200);
                } catch (InterruptedException e) {
                }
            }
        }

    }.start();

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

    for (LeaseCoordinator<KinesisClientLease> coord : coordinators) {
        coord.start();
    }
}

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From source file:Main.java

public static void main() {
    Component comp = new Button("OK");

    Cursor cursor = comp.getCursor();

    comp.setCursor(Cursor.getPredefinedCursor(Cursor.HAND_CURSOR));

    JFrame frame = new JFrame();
    frame.add(comp);/*from  w w w  .j av a 2  s  .co  m*/
    frame.setSize(300, 300);
    frame.setVisible(true);
}

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From source file:Main.java

public Main(String title) {
    super(title);
    north = new Button("North");
    south = new Button("South");
    east = new Button("East");
    west = new Button("West");
    center = new Button("Center");
    this.add(north, BorderLayout.NORTH);
    this.add(south, BorderLayout.SOUTH);
    this.add(east, BorderLayout.EAST);
    this.add(west, BorderLayout.WEST);
    this.add(center, BorderLayout.CENTER);
}

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From source file:Main.java

protected void makebutton(String name, GridBagLayout gridbag, GridBagConstraints c) {
    Button button = new Button(name);
    gridbag.setConstraints(button, c);/*from  w w w  . j ava2  s.com*/
    add(button);
}

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