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:MainClass.java

public void init() {
    System.out.println("Code base = " + getCodeBase());
    System.out.println("Document base = " + getDocumentBase());

    System.out.println("\ninit () called");
    System.out.println("isActive () returns " + isActive());

    Button b = new Button("Visit www.java2s.com");
    b.addActionListener(this);
    add(b);/*from w w  w  . ja va  2  s .  c  o  m*/

    b = new Button("Audio");
    b.addActionListener(this);
    add(b);

    String imageName = getParameter("image");

    if (imageName != null)
        im = getImage(getCodeBase(), imageName);
}

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From source file:PopupDemo.java

public PopupDemo() {
    MenuBar mb = new MenuBar();
    setMenuBar(mb);// w w w .j  av a2  s.  co m
    Menu m = new Menu("file");
    mb.add(m);
    MenuItem item = new MenuItem("file-1");
    item.addActionListener(this);
    m.add(item);
    item = new MenuItem("file-2");
    m.add(item);

    setSize(100, 100);
    setLayout(new BorderLayout());

    Label l = new Label("label");
    addPopup(l, "label");
    add(l, "North");

    Panel p = new Panel();
    addPopup(p, "Panel");
    add(p, "Center");

    Button b = new Button("button");
    addPopup(b, "button");
    add(b, "South");
}

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From source file:TreeLinkTest.java

public void init() {
    tl = new TreeLayout();
    setLayout(tl);/*from   w w  w.j  a  v a  2 s  . com*/
    Button root = new Button("This is the root");
    add("Root", root);
    tl.setRoot(root);
    Component x = new Label("A random label");
    add("label", x);
    tl.setParent(x, root);
    Component y;
    y = new TextField("Add any component");
    add("comp", y);
    tl.setParent(y, root);
    x = new List();
    ((List) x).add("List entry");
    ((List) x).add("Similarly useless list entry");
    add("list", x);
    tl.setParent(x, root);
    x = new Button("Extremely long and unnecessary button title");
    add("button", x);
    tl.setParent(x, y);
    x = new MyCanvas(getImage(getDocumentBase(), "icons/tools.gif"));
    add("image", x);
    tl.setParent(x, y);
}

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From source file:ListenerReuse.java

public ListenerReuse() {
    Button b = new Button("Save");
    add(b);//from www.j  av  a2 s. c o m
    MenuBar mb = new MenuBar();
    setMenuBar(mb);
    Menu fm = new Menu("File");
    mb.add(fm);
    MenuItem mi = new MenuItem("Save");
    fm.add(mi);

    // Construct the ActionListener, and keep a reference to it.
    ActionListener saver = new ActionListener() {
        public void actionPerformed(ActionEvent e) {
            System.out.println("Saving your file...");
            // In real life we would call the doSave() method
            // in the main class, something like this:
            // mainProg.doSave();
        }
    };
    // Register the actionListener with the Button
    b.addActionListener(saver);
    // And now register the same actionListener with the MenuItem
    mi.addActionListener(saver);
    pack();
}

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From source file:GetApplets.java

public void init() {
    Button b = new Button("Click to call getApplets()");
    b.addActionListener(this);

    setLayout(new BorderLayout());
    add("North", b);

    textArea = new TextArea(5, 40);
    textArea.setEditable(false);//from   ww  w. j a  v a  2s. c om
    add("Center", textArea);

    newline = System.getProperty("line.separator");
}

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From source file:GUIMediaStatistics.java

/**********************************************************************
* Construct the GUIMediaStatistics object, constructing the various
* components and laying them out on the screen.
**********************************************************************/
public GUIMediaStatistics() {
    super("GUIMediaStatistics");
    setLayout(new BorderLayout());

    addWindowListener(new WindowAdapter() {
        public void windowClosing(WindowEvent e) {
            System.exit(0);/*  www  .  j a  v a2s  .  co  m*/
        }
    });

    Panel filePanel = new Panel();

    filePanel.add(new Label("File:"));
    mediaField = new TextField(40);
    filePanel.add(mediaField);

    browseButton = new Button("browse...");
    filePanel.add(browseButton);
    browseButton.addActionListener(this);

    getStatsButton = new Button("get stats...");
    filePanel.add(getStatsButton);
    getStatsButton.addActionListener(this);

    add(filePanel, "North");

    results = new TextArea(80, 10);
    results.setEditable(false);
    add(results, "Center");
}

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From source file:GUIManagerQuery.java

/***************************************************************************
 * Construct the GUIManagerQuery object, constructing the various components
 * and laying them out on the screen.//from w w  w.jav  a2 s.c  o m
 **************************************************************************/
public GUIManagerQuery() {
    super("GUIManagerQuery");
    setLayout(new BorderLayout());

    addWindowListener(new WindowAdapter() {
        public void windowClosing(WindowEvent e) {
            System.exit(0);
        }
    });

    versionLabel = new Label("JMF v" + Manager.getVersion());
    add(versionLabel, "North");

    Panel lower = new Panel();
    lower.add(new Label("Content/Protocol"));
    contentsField = new TextField(32);
    lower.add(contentsField);
    add(lower, "South");

    results = new TextArea(20, 80);
    results.setEditable(false);
    add(results, "Center");

    Panel controls = new Panel();
    controls.setLayout(new GridBagLayout());
    GridBagConstraints gbc = new GridBagConstraints();

    hintsButton = new Button("Hints");
    gbc.gridx = 0;
    gbc.gridy = 0;
    controls.add(hintsButton, gbc);
    hintsButton.addActionListener(this);

    playersButton = new Button("Players");
    gbc.gridy = 1;
    controls.add(playersButton, gbc);
    playersButton.addActionListener(this);

    processorsButton = new Button("Processors");
    gbc.gridy = 2;
    controls.add(processorsButton, gbc);
    processorsButton.addActionListener(this);

    sourcesButton = new Button("DataSources");
    gbc.gridy = 3;
    controls.add(sourcesButton, gbc);
    sourcesButton.addActionListener(this);

    add(controls, "East");
}

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From source file:Whistle.java

public void init() {
    super.init();

    String url = getParameter("clipURL");
    try {/*w ww .  j a va  2s. co m*/
        theURL = new URL(getDocumentBase(), url);
    } catch (MalformedURLException e) {
        urlExceptionWasThrown = true;
    }

    if (!urlExceptionWasThrown) {
        yeehaa = getAudioClip(theURL);
        setLayout(new BorderLayout());
        add("Center", new Button("Whistle"));
    } else {
        setLayout(new BorderLayout());
        add("Center", new Label("Sorry, No Audio"));
    }
}

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From source file:CardLayDemo1.java

public void init() {

    panel = new Panel();
    cardlay = new CardLayout();
    b1 = new Button("Next");
    b1.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent evt) {
            if (++cardno >= NCARDS)
                cardno = 0;/*from ww w. j  av a 2 s .c  om*/
            cardlay.show(panel, labels[cardno]);
        }
    });
    labels[0] = "Card One";
    labels[1] = "Card Two";
    labels[2] = "Card Three";
    labels[3] = "Card Four";

    panel.setLayout(cardlay);
    for (int i = 0; i < NCARDS; i++)
        panel.add(labels[i], new Label(labels[i]));
    cardlay.show(panel, labels[0]);

    setLayout(new BorderLayout());
    add("Center", panel);
    add("South", b1);
}

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From source file:FileViewer.java

/**
 * The real constructor. Create a FileViewer object to display the specified
 * file from the specified directory//w ww.  ja va  2 s .  c om
 */
public FileViewer(String directory, String filename) {
    super(); // Create the frame

    // Destroy the window when the user requests it
    addWindowListener(new WindowAdapter() {
        public void windowClosing(WindowEvent e) {
            dispose();
        }
    });

    // Create a TextArea to display the contents of the file in
    textarea = new TextArea("", 24, 80);
    textarea.setFont(new Font("MonoSpaced", Font.PLAIN, 12));
    textarea.setEditable(false);
    this.add("Center", textarea);

    // Create a bottom panel to hold a couple of buttons in
    Panel p = new Panel();
    p.setLayout(new FlowLayout(FlowLayout.RIGHT, 10, 5));
    this.add(p, "South");

    // Create the buttons and arrange to handle button clicks
    Font font = new Font("SansSerif", Font.BOLD, 14);
    Button openfile = new Button("Open File");
    Button close = new Button("Close");
    openfile.addActionListener(this);
    openfile.setActionCommand("open");
    openfile.setFont(font);
    close.addActionListener(this);
    close.setActionCommand("close");
    close.setFont(font);
    p.add(openfile);
    p.add(close);

    this.pack();

    // Figure out the directory, from filename or current dir, if necessary
    if (directory == null) {
        File f;
        if ((filename != null) && (f = new File(filename)).isAbsolute()) {
            directory = f.getParent();
            filename = f.getName();
        } else
            directory = System.getProperty("user.dir");
    }

    this.directory = directory; // Remember the directory, for FileDialog
    setFile(directory, filename); // Now load and display the file
}

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