Example usage for org.eclipse.swt.widgets Button Button

List of usage examples for org.eclipse.swt.widgets Button Button

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Introduction

In this page you can find the example usage for org.eclipse.swt.widgets Button Button.

Prototype


public Button(Composite parent, int style)

Source Link

Document

Constructs a new instance of this class given its parent and a style value describing its behavior and appearance.

Usage

From source file:BorderLayoutSWT.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);

    shell.setLayout(new BorderLayout());

    Button buttonWest = new Button(shell, SWT.PUSH);
    buttonWest.setText("West");
    buttonWest.setLayoutData(new BorderLayout.BorderData(BorderLayout.WEST));

    Button buttonEast = new Button(shell, SWT.PUSH);
    buttonEast.setText("East");
    buttonEast.setLayoutData(new BorderLayout.BorderData(BorderLayout.EAST));

    Button buttonNorth = new Button(shell, SWT.PUSH);
    buttonNorth.setText("North");
    buttonNorth.setLayoutData(new BorderLayout.BorderData(BorderLayout.NORTH));

    Button buttonSouth = new Button(shell, SWT.PUSH);
    buttonSouth.setText("South");
    buttonSouth.setLayoutData(new BorderLayout.BorderData(BorderLayout.SOUTH));

    Text text = new Text(shell, SWT.MULTI | SWT.BORDER | SWT.V_SCROLL | SWT.H_SCROLL);
    text.setText("Center");
    text.setLayoutData(new BorderLayout.BorderData(BorderLayout.CENTER));

    shell.pack();/*from  w  w w .  ja v  a2s. c  o  m*/
    shell.open();
    // textUser.forceFocus();

    // Set up the event loop.
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch()) {
            // If no more entries in event queue
            display.sleep();
        }
    }

    display.dispose();

}

From source file:StackLayoutControlMargin.java

public static void main(String[] args) {
    Display display = new Display();
    final Shell shell = new Shell(display);

    final StackLayout stackLayout = new StackLayout();
    stackLayout.marginHeight = 20;/*from  ww w  . j a  v  a2 s  .c  o m*/
    stackLayout.marginWidth = 20;
    shell.setLayout(stackLayout);

    final Button[] buttons = new Button[3];

    for (int i = 0; i < buttons.length; i++) {
        buttons[i] = new Button(shell, SWT.NULL);
        buttons[i].setText("Button #" + i);

        buttons[i].addSelectionListener(new SelectionListener() {
            public void widgetSelected(SelectionEvent e) {
                // Flip to next button.
                Button nextButton = null;
                for (int i = 0; i < buttons.length; i++) {
                    if (buttons[i] == e.widget) {
                        if (i == buttons.length - 1)
                            nextButton = buttons[0];
                        else
                            nextButton = buttons[i + 1];
                    }
                }
                stackLayout.topControl = nextButton;
                shell.layout();
            }

            public void widgetDefaultSelected(SelectionEvent e) {
            }
        });
    }

    stackLayout.topControl = buttons[0];

    shell.setSize(450, 400);
    shell.open();

    while (!shell.isDisposed()) {
        if (!display.readAndDispatch()) {
            display.sleep();
        }
    }
    display.dispose();
}

From source file:org.eclipse.swt.snippets.Snippet44.java

public static void main(String[] args) {
    Display display = new Display();
    final Cursor cursor = display.getSystemCursor(SWT.CURSOR_HAND);
    Shell shell = new Shell(display);
    shell.setText("Snippet 44");
    shell.open();//from  w w  w . java 2 s . c o  m
    final Button b = new Button(shell, 0);
    b.setText("Push to set cursor to hand");
    Rectangle clientArea = shell.getClientArea();
    b.setBounds(clientArea.x + 10, clientArea.y + 10, 200, 200);
    b.addListener(SWT.Selection, e -> b.setCursor(cursor));
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

From source file:org.eclipse.swt.snippets.Snippet142.java

public static void main(String[] args) {
    final Display display = new Display();
    final Shell shell = new Shell(display);
    shell.setText("Snippet 142");
    final Button button = new Button(shell, SWT.NONE);
    button.setSize(100, 100);/*ww w  . j  a v a2s  . c  o  m*/
    button.setText("Click");
    shell.pack();
    shell.open();
    button.addListener(SWT.MouseDown,
            e -> System.out.println("Mouse Down (button: " + e.button + " x: " + e.x + " y: " + e.y + ")"));
    final Point pt = display.map(shell, null, 50, 50);
    new Thread() {
        Event event;

        @Override
        public void run() {
            try {
                Thread.sleep(300);
            } catch (InterruptedException e) {
            }
            event = new Event();
            event.type = SWT.MouseMove;
            event.x = pt.x;
            event.y = pt.y;
            display.post(event);
            try {
                Thread.sleep(300);
            } catch (InterruptedException e) {
            }
            event.type = SWT.MouseDown;
            event.button = 1;
            display.post(event);
            try {
                Thread.sleep(300);
            } catch (InterruptedException e) {
            }
            event.type = SWT.MouseUp;
            display.post(event);
        }
    }.start();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

From source file:org.eclipse.swt.snippets.Snippet175.java

public static void main(String[] args) {

    Display display = new Display();
    final Shell shell = new Shell(display);
    shell.setText("Snippet 175");
    shell.setLayout(new GridLayout(3, false));

    Button b = new Button(shell, SWT.PUSH);
    b.setText("Button 0");

    final Button bHidden = new Button(shell, SWT.PUSH);
    bHidden.setText("Button 1");
    GridData data = new GridData();
    data.exclude = true;/*from  w ww  .java 2  s .c  o m*/
    data.horizontalSpan = 2;
    data.horizontalAlignment = SWT.FILL;
    bHidden.setLayoutData(data);

    b = new Button(shell, SWT.PUSH);
    b.setText("Button 2");
    b = new Button(shell, SWT.PUSH);
    b.setText("Button 3");
    b = new Button(shell, SWT.PUSH);
    b.setText("Button 4");

    b = new Button(shell, SWT.CHECK);
    b.setText("hide");
    b.setSelection(true);
    b.addListener(SWT.Selection, e -> {
        Button b1 = (Button) e.widget;
        GridData data1 = (GridData) bHidden.getLayoutData();
        data1.exclude = b1.getSelection();
        bHidden.setVisible(!data1.exclude);
        shell.layout(false);
    });
    shell.setSize(400, 400);
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

From source file:Snippet94.java

public static void main(String[] args) {
    Display display = new Display();
    final Clipboard cb = new Clipboard(display);
    final Shell shell = new Shell(display);
    shell.setLayout(new FormLayout());
    final Text text = new Text(shell, SWT.BORDER | SWT.MULTI | SWT.V_SCROLL | SWT.H_SCROLL);

    Button copy = new Button(shell, SWT.PUSH);
    copy.setText("Copy");
    copy.addListener(SWT.Selection, new Listener() {
        public void handleEvent(Event e) {
            String textData = text.getSelectionText();
            TextTransfer textTransfer = TextTransfer.getInstance();
            cb.setContents(new Object[] { textData }, new Transfer[] { textTransfer });
        }//from   w  ww .j av  a 2s. c  o  m
    });

    Button paste = new Button(shell, SWT.PUSH);
    paste.setText("Paste");
    paste.addListener(SWT.Selection, new Listener() {
        public void handleEvent(Event e) {
            TextTransfer transfer = TextTransfer.getInstance();
            String data = (String) cb.getContents(transfer);
            if (data != null) {
                text.insert(data);
            }
        }
    });

    FormData data = new FormData();
    data.right = new FormAttachment(100, -5);
    data.top = new FormAttachment(0, 5);
    copy.setLayoutData(data);

    data = new FormData();
    data.right = new FormAttachment(100, -5);
    data.top = new FormAttachment(copy, 5);
    paste.setLayoutData(data);

    data = new FormData();
    data.left = new FormAttachment(0, 5);
    data.top = new FormAttachment(0, 5);
    data.right = new FormAttachment(copy, -5);
    data.bottom = new FormAttachment(100, -5);
    text.setLayoutData(data);

    shell.setSize(200, 200);
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    cb.dispose();
    display.dispose();
}

From source file:ControlListenerAdd.java

public static void main(String[] args) {
    Display display = new Display();
    final Shell shell = new Shell(display);

    shell.setLayout(new RowLayout());

    final Composite composite = new Composite(shell, SWT.BORDER);
    composite.setLayout(new RowLayout());
    composite.setBackground(display.getSystemColor(SWT.COLOR_YELLOW));
    composite.addControlListener(new ControlListener() {
        public void controlMoved(ControlEvent e) {
        }//from  w  ww  .  j a  va2s.com

        public void controlResized(ControlEvent e) {
            System.out.println("Composite resize.");
        }
    });

    Button buttonAdd = new Button(shell, SWT.PUSH);
    buttonAdd.setText("Add new button");
    buttonAdd.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            Button button = new Button(composite, SWT.PUSH);
            button.setText("Button #" + (count++));
            composite.layout(true);
            composite.pack();
        }
    });

    shell.setSize(450, 100);
    shell.open();

    while (!shell.isDisposed()) {
        if (!display.readAndDispatch()) {
            display.sleep();
        }
    }
    display.dispose();
}

From source file:org.eclipse.swt.snippets.Snippet299.java

public static void main(String[] args) {
    final Display display = new Display();
    final Shell shell = new Shell(display);
    shell.setText("Snippet 299");
    RowLayout layout = new RowLayout();
    layout.center = true;//from  w  ww . j  a  v a 2 s.c  om
    shell.setLayout(layout);

    Button button0 = new Button(shell, SWT.PUSH);
    button0.setText("Button 0");

    Button button1 = new Button(shell, SWT.PUSH);
    button1.setText("Button 1");
    button1.setLayoutData(new RowData(SWT.DEFAULT, 50));

    Button button2 = new Button(shell, SWT.PUSH);
    button2.setText("Button 2");
    button2.setLayoutData(new RowData(SWT.DEFAULT, 70));

    Button button3 = new Button(shell, SWT.PUSH);
    button3.setText("Button 3");

    shell.pack();
    shell.open();

    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

From source file:FocusListenerUsing.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    shell.setLayout(new GridLayout(3, true));
    shell.setText("One Potato, Two Potato");
    // Create the focus listener
    FocusListener listener = new FocusListener() {
        public void focusGained(FocusEvent event) {
            Button button = (Button) event.getSource();
            button.setText("I'm It!");
        }/*from w w w.  j  a  v a  2s.c om*/

        public void focusLost(FocusEvent event) {
            Button button = (Button) event.getSource();
            button.setText("Pick Me!");
        }
    };

    // Create the buttons and add the listener to each one
    for (int i = 0; i < 6; i++) {
        Button button = new Button(shell, SWT.PUSH);
        button.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
        button.setText("Pick Me!");
        button.addFocusListener(listener);
    }

    // Display the window
    shell.pack();
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch()) {
            display.sleep();
        }
    }
    display.dispose();
}

From source file:MainClass.java

public static void main(String[] a) {
    Display d = new Display();
    Shell s = new Shell(d);

    GridLayout gl = new GridLayout();
    gl.numColumns = 4;//w ww  .j a va2 s .  c  o  m
    s.setLayout(gl);
    s.setSize(250, 275);

    s.setText("A Shell Composite Example");

    s.setLayout(gl);
    GridData gd = new GridData(GridData.FILL_BOTH);
    gd.horizontalSpan = 4;
    gd = new GridData();

    Composite c1 = new Composite(s, SWT.NO_FOCUS);
    gd = new GridData(GridData.FILL_HORIZONTAL);
    c1.setLayoutData(gd);
    Composite c2 = new Composite(s, SWT.NO_FOCUS);
    gd = new GridData(GridData.FILL_HORIZONTAL);
    c2.setLayoutData(gd);

    Composite c = new Composite(s, SWT.NO_FOCUS);
    c.setLayout(new RowLayout());
    Button b1 = new Button(c, SWT.PUSH | SWT.BORDER);
    b1.setText("OK");
    Button b2 = new Button(c, SWT.PUSH | SWT.BORDER);
    b2.setText("Cancel");
    gd = new GridData(GridData.FILL_HORIZONTAL);
    c.setLayoutData(gd);

    s.open();
    while (!s.isDisposed()) {
        if (!d.readAndDispatch())
            d.sleep();
    }
    d.dispose();
}