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

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

  1. HOME
  2. Java
  3. org.eclipse.swt
  4. org.eclipse.swt.widgets.*
  5. Button
  6. Button

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:org.eclipse.swt.snippets.Snippet225.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    shell.setText("Snippet 225");
    Image image = null;/*w w  w  .  ja v a2s  . c  o  m*/
    final ToolTip tip = new ToolTip(shell, SWT.BALLOON | SWT.ICON_INFORMATION);
    tip.setMessage(
            "Here is a message for the user. When the message is too long it wraps. I should say something cool but nothing comes to my mind.");
    Tray tray = display.getSystemTray();
    if (tray != null) {
        TrayItem item = new TrayItem(tray, SWT.NONE);
        image = display.getSystemImage(SWT.ICON_INFORMATION);
        item.setImage(image);
        tip.setText("Notification from a tray item");
        item.setToolTip(tip);
    } else {
        tip.setText("Notification from anywhere");
        tip.setLocation(400, 400);
    }
    Button button = new Button(shell, SWT.PUSH);
    button.setText("Press for balloon tip");
    button.addListener(SWT.Selection, event -> tip.setVisible(true));
    Rectangle clientArea = shell.getClientArea();
    button.setLocation(clientArea.x, clientArea.y);
    button.pack();
    shell.setBounds(50, 50, 300, 200);
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    if (image != null)
        image.dispose();
    display.dispose();
}

From source file:org.eclipse.swt.snippets.Snippet326.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    shell.setText("Snippet 326");
    shell.setLayout(new GridLayout());

    final Browser browser;
    try {/*w ww  . j a v  a  2 s. c o  m*/
        browser = new Browser(shell, SWT.NONE);
    } catch (SWTError e) {
        System.out.println("Could not instantiate Browser: " + e.getMessage());
        display.dispose();
        return;
    }
    browser.setLayoutData(new GridData(400, 400));
    browser.setText(HTML);

    final Button button = new Button(shell, SWT.PUSH);
    button.setText("Invoke Browser.close()");
    button.addListener(SWT.Selection, event -> {
        boolean result = browser.close();
        System.out.println("was Browser disposed: " + result);
        if (result) {
            button.setEnabled(false);
        }
    });
    shell.pack();
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

From source file:org.eclipse.swt.snippets.Snippet317.java

public static void main(String[] args) {
    Display display = new Display();
    final Shell shell = new Shell(display);
    shell.setText("Snippet 317");
    GridLayout gridLayout = new GridLayout();
    gridLayout.numColumns = 2;/*from  w  ww  .j  av a2 s  .c o  m*/
    shell.setLayout(gridLayout);
    final Text location = new Text(shell, SWT.BORDER);
    GridData data = new GridData();
    data.horizontalAlignment = GridData.FILL;
    data.grabExcessHorizontalSpace = true;
    location.setLayoutData(data);
    Button go = new Button(shell, SWT.PUSH);
    go.setText("Go");

    final Browser browser;
    try {
        browser = new Browser(shell, SWT.NONE);
    } catch (SWTError e) {
        System.out.println("Could not instantiate Browser: " + e.getMessage());
        display.dispose();
        return;
    }
    data = new GridData();
    data.horizontalAlignment = data.verticalAlignment = GridData.FILL;
    data.grabExcessHorizontalSpace = data.grabExcessVerticalSpace = true;
    data.horizontalSpan = 2;
    browser.setLayoutData(data);
    browser.setUrl("eclipse.org");
    browser.addLocationListener(new LocationAdapter() {
        @Override
        public void changed(LocationEvent event) {
            location.setText(event.location);
        }
    });

    Listener navigateListener = event -> browser.setUrl(location.getText());
    go.addListener(SWT.Selection, navigateListener);
    location.addListener(SWT.DefaultSelection, navigateListener);

    browser.addAuthenticationListener(event -> {
        try {
            URL url = new URL(event.location);
            if (url.getHost().equals(KNOWN_HOST)) {
                event.user = KNOWN_USER;
                event.password = KNOWN_PASSWORD;
            } else {
                /* do nothing, let default prompter run */
            }
        } catch (MalformedURLException e) {
            /* should not happen, let default prompter run */
        }
    });

    shell.setBounds(10, 10, 500, 500);
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

From source file:MainClass.java

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

    s.setSize(250, 200);/* w  w  w  .java2  s.c om*/
    GridLayout gl = new GridLayout();
    gl.numColumns = 4;
    s.setLayout(gl);

    final Table t = new Table(s, SWT.BORDER | SWT.CHECK | SWT.MULTI | SWT.FULL_SELECTION);
    final GridData gd = new GridData(GridData.FILL_BOTH);
    gd.horizontalSpan = 4;
    t.setLayoutData(gd);
    t.setHeaderVisible(true);
    final TableColumn tc1 = new TableColumn(t, SWT.LEFT);
    final TableColumn tc2 = new TableColumn(t, SWT.CENTER);
    final TableColumn tc3 = new TableColumn(t, SWT.CENTER);
    tc1.setText("First Name");
    tc2.setText("Last Name");
    tc3.setText("Address");
    tc1.setWidth(70);
    tc2.setWidth(70);
    tc3.setWidth(80);
    TableItem item1 = new TableItem(t, SWT.NONE);
    item1.setText(new String[] { "A", "B", "Address 1" });
    TableItem item2 = new TableItem(t, SWT.NONE);
    item2.setText(new String[] { "C", "D", "Address 2" });
    TableItem item3 = new TableItem(t, SWT.NONE);
    item3.setText(new String[] { "E", "F", "Address 3" });

    final Text find = new Text(s, SWT.SINGLE | SWT.BORDER);
    final Text replace = new Text(s, SWT.SINGLE | SWT.BORDER);
    final Button replaceBtn = new Button(s, SWT.BORDER | SWT.PUSH);
    replaceBtn.setText("Replace");
    replaceBtn.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            TableItem[] tia = t.getItems();

            for (int i = 0; i < tia.length; i++) {
                if (tia[i].getText(2).equals(find.getText())) {
                    tia[i].setText(2, replace.getText());
                }
            }
        }
    });

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

From source file:BackgroundImageControl.java

public static void main(String[] args) {
    final Display display = new Display();
    final Shell shell = new Shell(display);
    shell.setBackgroundMode(SWT.INHERIT_DEFAULT);
    FillLayout layout1 = new FillLayout(SWT.VERTICAL);
    layout1.marginWidth = layout1.marginHeight = 10;
    shell.setLayout(layout1);/*from  ww w  . ja v a2  s  . c  o  m*/
    Group group = new Group(shell, SWT.NONE);
    group.setText("Group ");
    RowLayout layout2 = new RowLayout(SWT.VERTICAL);
    layout2.marginWidth = layout2.marginHeight = layout2.spacing = 10;
    group.setLayout(layout2);
    for (int i = 0; i < 8; i++) {
        Button button = new Button(group, SWT.RADIO);
        button.setText("Button " + i);
    }
    shell.addListener(SWT.Resize, new Listener() {
        public void handleEvent(Event event) {
            Rectangle rect = shell.getClientArea();
            Image newImage = new Image(display, Math.max(1, rect.width), 1);
            GC gc = new GC(newImage);
            gc.setForeground(display.getSystemColor(SWT.COLOR_WHITE));
            gc.setBackground(display.getSystemColor(SWT.COLOR_BLUE));
            gc.fillGradientRectangle(rect.x, rect.y, rect.width, 1, false);
            gc.dispose();
            shell.setBackgroundImage(newImage);
            if (oldImage != null)
                oldImage.dispose();
            oldImage = newImage;
        }
    });
    shell.pack();
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    if (oldImage != null)
        oldImage.dispose();
    display.dispose();
}

From source file:MainClass.java

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

    s.setSize(250, 200);//from  w w w  .j  a  va2  s . co  m
    GridLayout gl = new GridLayout();
    gl.numColumns = 4;
    s.setLayout(gl);

    final Table t = new Table(s, SWT.BORDER | SWT.CHECK | SWT.MULTI | SWT.FULL_SELECTION);
    final GridData gd = new GridData(GridData.FILL_BOTH);
    gd.horizontalSpan = 4;
    t.setLayoutData(gd);
    t.setHeaderVisible(true);
    final TableColumn tc1 = new TableColumn(t, SWT.LEFT);
    final TableColumn tc2 = new TableColumn(t, SWT.CENTER);
    final TableColumn tc3 = new TableColumn(t, SWT.CENTER);
    tc1.setText("First Name");
    tc2.setText("Last Name");
    tc3.setText("Address");
    tc1.setWidth(70);
    tc2.setWidth(70);
    tc3.setWidth(80);
    TableItem item1 = new TableItem(t, SWT.NONE);
    item1.setText(new String[] { "A", "B", "Address 1" });
    TableItem item2 = new TableItem(t, SWT.NONE);
    item2.setText(new String[] { "C", "D", "Address 2" });
    TableItem item3 = new TableItem(t, SWT.NONE);
    item3.setText(new String[] { "E", "F", "Address 3" });

    final Text find = new Text(s, SWT.SINGLE | SWT.BORDER);
    final Text replace = new Text(s, SWT.SINGLE | SWT.BORDER);
    final Button replaceBtn = new Button(s, SWT.BORDER | SWT.PUSH);
    replaceBtn.setText("Replace");
    replaceBtn.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            TableItem[] tia = t.getItems();

            for (int i = 0; i < tia.length; i++) {
                if (tia[i].getText(2).equals(find.getText())) {
                    tia[i].setText(2, replace.getText());
                    tia[i].setBackground(new Color(d, 127, 178, 127));
                }
            }
        }
    });

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

From source file:org.eclipse.swt.snippets.Snippet333.java

public static void main(String[] arg) {
    Display display = new Display();
    final Shell shell = new Shell(display);
    shell.setText("Skin example");
    shell.setLayout(new GridLayout());

    Group container = new Group(shell, SWT.None);
    container.setText("Container");
    container.setLayout(new GridLayout(3, false));

    Composite child1 = new Composite(container, SWT.BORDER);
    child1.setLayout(new GridLayout());
    new Label(child1, SWT.NONE).setText("Label in pane 1");

    Composite child2 = new Composite(container, SWT.BORDER);
    child2.setLayout(new GridLayout());
    new Button(child2, SWT.PUSH).setText("Button in pane2");

    final Composite child3 = new Composite(container, SWT.BORDER);
    child3.setLayout(new GridLayout());
    new Text(child3, SWT.BORDER).setText("Text in pane3");

    display.addListener(SWT.Skin, event -> {
        System.out.println("Skin: " + event.widget);
        setBackground(event.display, (Control) event.widget);
    });//  w w  w. j ava2  s .c  om

    Composite buttonContainer = new Composite(shell, SWT.NONE);
    buttonContainer.setLayout(new GridLayout(3, false));
    Button reskin = new Button(buttonContainer, SWT.PUSH);
    reskin.setText("Reskin All");
    reskin.addSelectionListener(widgetSelectedAdapter(e -> {
        System.out.println("=======");
        shell.reskin(SWT.ALL);
    }));
    Button reskin2 = new Button(buttonContainer, SWT.PUSH);
    reskin2.setText("Reskin Shell");
    reskin2.addSelectionListener(widgetSelectedAdapter(e -> {
        System.out.println("=======");
        shell.reskin(SWT.None);
    }));
    Button reskin3 = new Button(buttonContainer, SWT.PUSH);
    reskin3.setText("Reskin Right Composite");
    reskin3.addSelectionListener(widgetSelectedAdapter(e -> {
        System.out.println("=======");
        child3.reskin(SWT.ALL);
    }));

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

From source file:org.eclipse.swt.snippets.Snippet70.java

public static void main(String[] args) {
    Display display = new Display();
    Color red = display.getSystemColor(SWT.COLOR_RED);
    Color white = display.getSystemColor(SWT.COLOR_WHITE);
    Color black = display.getSystemColor(SWT.COLOR_BLACK);

    Image image = new Image(display, 20, 20);
    GC gc = new GC(image);
    gc.setBackground(red);/*  www.j  a v  a  2  s .co  m*/
    gc.fillRectangle(5, 5, 10, 10);
    gc.dispose();
    ImageData imageData = image.getImageData();

    PaletteData palette = new PaletteData(new RGB(0, 0, 0), new RGB(0xFF, 0xFF, 0xFF));
    ImageData maskData = new ImageData(20, 20, 1, palette);
    Image mask = new Image(display, maskData);
    gc = new GC(mask);
    gc.setBackground(black);
    gc.fillRectangle(0, 0, 20, 20);
    gc.setBackground(white);
    gc.fillRectangle(5, 5, 10, 10);
    gc.dispose();
    maskData = mask.getImageData();

    Image icon = new Image(display, imageData, maskData);
    Shell shell = new Shell(display);
    shell.setText("Snippet 70");
    Button button = new Button(shell, SWT.PUSH);
    button.setImage(icon);
    button.setSize(60, 60);
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    icon.dispose();
    image.dispose();
    mask.dispose();
    display.dispose();
}

From source file:MainClass.java

public static void main(String[] a) {

    final Display d = new Display();
    final Shell shell = new Shell(d);

    shell.setSize(250, 200);//from w  w  w . j  a  v a2  s  . co  m

    shell.setLayout(new FillLayout());
    final int NUM = 5;

    final String[] options = { "Option 1", "Option 2", "Option 3" };

    final Table table = new Table(shell, SWT.SINGLE | SWT.FULL_SELECTION | SWT.HIDE_SELECTION);
    table.setHeaderVisible(true);
    table.setLinesVisible(true);

    for (int i = 0; i < NUM; i++) {
        TableColumn column = new TableColumn(table, SWT.CENTER);
        column.setText("Column " + (i + 1));
        column.pack();
    }

    TableEditor[] colorEditors = new TableEditor[NUM];

    Button[] colorButtons = new Button[NUM];

    for (int i = 0; i < NUM; i++) {
        final TableItem item = new TableItem(table, SWT.NONE);

        colorEditors[i] = new TableEditor(table);
        colorButtons[i] = new Button(table, SWT.PUSH);

        colorEditors[i].setEditor(colorButtons[i], item, 0);
    }

    final TableEditor editor = new TableEditor(table);
    editor.horizontalAlignment = SWT.LEFT;
    editor.grabHorizontal = true;

    table.addMouseListener(new MouseAdapter() {
        public void mouseDown(MouseEvent event) {
            Control old = editor.getEditor();
            if (old != null)
                old.dispose();

            Point pt = new Point(event.x, event.y);

            final TableItem item = table.getItem(pt);
            if (item != null) {
                int column = -1;
                for (int i = 0, n = table.getColumnCount(); i < n; i++) {
                    Rectangle rect = item.getBounds(i);
                    if (rect.contains(pt)) {
                        column = i;
                        break;
                    }
                }
                if (column == 1) {
                    final CCombo combo = new CCombo(table, SWT.READ_ONLY);
                    for (int i = 0, n = options.length; i < n; i++) {
                        combo.add(options[i]);
                    }

                    combo.select(combo.indexOf(item.getText(column)));

                    editor.minimumWidth = combo.computeSize(SWT.DEFAULT, SWT.DEFAULT).x;
                    table.getColumn(column).setWidth(editor.minimumWidth);

                    combo.setFocus();
                    editor.setEditor(combo, item, column);

                } else if (column > 1) {
                    final Text text = new Text(table, SWT.NONE);
                    text.setForeground(item.getForeground());

                    text.setText(item.getText(column));
                    text.setForeground(item.getForeground());
                    text.selectAll();
                    text.setFocus();

                    editor.minimumWidth = text.getBounds().width;

                    editor.setEditor(text, item, column);

                }
            }
        }
    });

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

From source file:Snippet115.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    shell.setLayout(new RowLayout(SWT.VERTICAL));
    Composite c1 = new Composite(shell, SWT.BORDER | SWT.NO_RADIO_GROUP);
    c1.setLayout(new RowLayout());
    Composite c2 = new Composite(shell, SWT.BORDER | SWT.NO_RADIO_GROUP);
    c2.setLayout(new RowLayout());
    final Composite[] composites = new Composite[] { c1, c2 };
    Listener radioGroup = new Listener() {
        public void handleEvent(Event event) {
            for (int i = 0; i < composites.length; i++) {
                Composite composite = composites[i];
                Control[] children = composite.getChildren();
                for (int j = 0; j < children.length; j++) {
                    Control child = children[j];
                    if (child instanceof Button) {
                        Button button = (Button) child;
                        if ((button.getStyle() & SWT.RADIO) != 0)
                            button.setSelection(false);
                    }/*from   ww w .j av a 2 s  . co  m*/
                }
            }
            Button button = (Button) event.widget;
            button.setSelection(true);
        }
    };
    for (int i = 0; i < 4; i++) {
        Button button = new Button(c1, SWT.RADIO);
        button.setText("Button " + i);
        button.addListener(SWT.Selection, radioGroup);
    }
    for (int i = 0; i < 4; i++) {
        Button button = new Button(c2, SWT.RADIO);
        button.setText("Button " + (i + 4));
        button.addListener(SWT.Selection, radioGroup);
    }
    shell.pack();
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}