Example usage for org.eclipse.swt.widgets Button 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:StackLayoutSample.java

public StackLayoutSample() {
    final StackLayout stackLayout = new StackLayout();
    shell.setLayout(stackLayout);//  w  w w  . j  av a2  s  .com

    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) {
            }
        });
    }

    // Initial
    stackLayout.topControl = buttons[0];

    shell.setSize(200, 100);
    shell.open();

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

    display.dispose();
}

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From source file:DialogShell.java

public DialogShell() {
    Display display = new Display();
    final Shell shell = new Shell(display);

    shell.setLayout(new RowLayout());
    shell.setSize(500, 200);/* w w  w.  j a v a2s  . c om*/

    final Button openDialog = new Button(shell, SWT.PUSH);
    openDialog.setText("Click here to rate this book ...");

    openDialog.addSelectionListener(new SelectionListener() {
        public void widgetSelected(SelectionEvent e) {
            final Shell dialog = new Shell(shell, SWT.DIALOG_TRIM | SWT.APPLICATION_MODAL);
            dialog.setLayout(new RowLayout());

            final String[] ratings = new String[] { "Killer!", "Good stuff", "So-so", "Needs work" };
            final Button[] radios = new Button[ratings.length];
            for (int i = 0; i < ratings.length; i++) {
                radios[i] = new Button(dialog, SWT.RADIO);
                radios[i].setText(ratings[i]);
            }

            Button rateButton = new Button(dialog, SWT.PUSH);
            rateButton.setText("Rate!");
            rateButton.addSelectionListener(new SelectionListener() {
                public void widgetSelected(SelectionEvent e) {
                    for (int i = 0; i < radios.length; i++)
                        if (radios[i].getSelection())
                            openDialog.setText("Rating: " + ratings[i]);
                    dialog.close();
                }

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

            dialog.pack();
            dialog.open();

            // Move the dialog to the center of the top level shell.
            Rectangle shellBounds = shell.getBounds();
            Point dialogSize = dialog.getSize();

            dialog.setLocation(shellBounds.x + (shellBounds.width - dialogSize.x) / 2,
                    shellBounds.y + (shellBounds.height - dialogSize.y) / 2);

        }

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

    shell.open();

    // 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:RowLayoutSample.java

public RowLayoutSample() {
    RowLayout rowLayout = new RowLayout();
    //rowLayout.fill = true;
    //rowLayout.justify = true;
    //rowLayout.pack = false;
    //rowLayout.type = SWT.VERTICAL;
    //rowLayout.wrap = false;

    shell.setLayout(rowLayout);/*from w w  w  .ja  v a2  s .co  m*/

    Button button1 = new Button(shell, SWT.PUSH);
    button1.setText("button1");
    button1.setLayoutData(new RowData(100, 35));

    List list = new List(shell, SWT.BORDER);
    list.add("item 1");
    list.add("item 2");
    list.add("item 3");

    Button button2 = new Button(shell, SWT.PUSH);
    button2.setText("button #2");

    //shell.setSize(120, 120);
    shell.pack();
    shell.open();

    // 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:GridLayoutSampleSpan.java

public GridLayoutSampleSpan() {

    GridLayout gridLayout = new GridLayout();
    gridLayout.numColumns = 2;//from   w ww  . ja  v a 2  s  .c  o  m
    gridLayout.makeColumnsEqualWidth = true;

    shell.setLayout(gridLayout);

    Button button1 = new Button(shell, SWT.PUSH);
    button1.setText("button1");
    button1.setLayoutData(new GridData(GridData.VERTICAL_ALIGN_BEGINNING));

    List list = new List(shell, SWT.BORDER);
    list.add("item 1");
    list.add("item 2");
    list.add("item 3");
    list.setLayoutData(new GridData(GridData.VERTICAL_ALIGN_CENTER));

    Button button2 = new Button(shell, SWT.PUSH);
    button2.setText("button #2");
    GridData gridData = new GridData(GridData.VERTICAL_ALIGN_END);
    gridData.horizontalSpan = 2;
    gridData.horizontalAlignment = GridData.FILL;
    button2.setLayoutData(gridData);

    Button button3 = new Button(shell, SWT.PUSH);
    button3.setText("3");
    GridData gridData2 = new GridData(GridData.VERTICAL_ALIGN_END);
    gridData2.verticalSpan = 3;
    button3.setLayoutData(gridData2);

    shell.pack();
    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:SWTDefaultButton.java

public SWTDefaultButton() {
    Display display = new Display();
    Shell shell = new Shell(display);

    shell.setLayout(new RowLayout());

    final String[] ratings = new String[] { "Killer!", "Good stuff", "So-so", "Needs work" };
    final Button[] radios = new Button[ratings.length];
    for (int i = 0; i < ratings.length; i++) {
        radios[i] = new Button(shell, SWT.RADIO);
        radios[i].setText(ratings[i]);/*from w ww.j  a  v a 2  s  .  c om*/
    }

    Button cancelButton = new Button(shell, SWT.PUSH);
    cancelButton.setText("Canel");

    Button rateButton = new Button(shell, SWT.PUSH);
    rateButton.setText("Rate!");
    rateButton.addSelectionListener(new SelectionListener() {
        public void widgetSelected(SelectionEvent e) {
            for (int i = 0; i < radios.length; i++)
                if (radios[i].getSelection())
                    System.out.println("Rating: " + ratings[i]);

        }

        public void widgetDefaultSelected(SelectionEvent e) {
            System.out.println("Default selection");
        }
    });

    shell.setDefaultButton(rateButton);
    System.out.println(shell.getDefaultButton());

    shell.pack();
    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:Ch6GridLayoutAllOptionsComposite.java

public Ch6GridLayoutAllOptionsComposite(Composite parent) {
    super(parent, SWT.NONE);

    int[] fillStyles = { SWT.NONE, GridData.FILL_HORIZONTAL, GridData.FILL_VERTICAL, GridData.FILL_BOTH };

    int[] alignStyles = { SWT.NONE, GridData.HORIZONTAL_ALIGN_BEGINNING, GridData.HORIZONTAL_ALIGN_END,
            GridData.HORIZONTAL_ALIGN_CENTER, GridData.HORIZONTAL_ALIGN_FILL, GridData.VERTICAL_ALIGN_BEGINNING,
            GridData.VERTICAL_ALIGN_END, GridData.VERTICAL_ALIGN_CENTER, GridData.VERTICAL_ALIGN_FILL };

    GridLayout layout = new GridLayout(fillStyles.length, false);
    setLayout(layout);//  ww w .  j  a v a  2s .  co m
    int count = 0;
    for (int i = 0; i < alignStyles.length; ++i) {
        for (int j = 0; j < fillStyles.length; ++j) {
            Button button = new Button(this, SWT.NONE);
            button.setText("Cell " + count++);
            button.setLayoutData(new GridData(fillStyles[j] | alignStyles[i]));
        }
    }
}

---

From source file:CompViewer.java

public Ch3_Group(Composite parent) {
    super(parent, SWT.NONE);
    Group group = new Group(this, SWT.SHADOW_ETCHED_IN);
    group.setText("Group Label");

    Label label = new Label(group, SWT.NONE);
    label.setText("Two buttons:");
    label.setLocation(20, 20);/* w  w  w.  ja  v  a2  s . co m*/
    label.pack();

    Button button1 = new Button(group, SWT.PUSH);
    button1.setText("Push button");
    button1.setLocation(20, 45);
    button1.pack();

    Button button2 = new Button(group, SWT.CHECK);
    button2.setText("Check button");
    button2.setBounds(20, 75, 90, 30);
    group.pack();
}

---

From source file:DumbUser.java

/**
 * Creates the main window's contents//from w ww . j av a  2s .  c om
 * 
 * @param parent the main window
 * @return Control
 */
protected Control createContents(Composite parent) {
    Composite composite = new Composite(parent, SWT.NONE);
    composite.setLayout(new GridLayout(1, true));

    // Create the button
    Button show = new Button(composite, SWT.NONE);
    show.setText("Show");

    final Shell shell = parent.getShell();

    // Display the dialog
    show.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent event) {
            // Create and show the dialog
            DumbMessageDialog dlg = new DumbMessageDialog(shell);
            dlg.open();
        }
    });

    parent.pack();
    return composite;
}

---

From source file:SimpleCanvas.java

/**
 * Creates the main window's contents// w  w w.  j  a  v a 2  s .  c  om
 * 
 * @param shell the main window
 */
private void createContents(Shell shell) {
    shell.setLayout(new FillLayout());

    // Create a canvas
    Canvas canvas = new Canvas(shell, SWT.NONE);

    // Create a button on the canvas
    Button button = new Button(canvas, SWT.PUSH);
    button.setBounds(10, 10, 300, 40);
    button.setText("You can place widgets on a canvas");

    // Create a paint handler for the canvas
    canvas.addPaintListener(new PaintListener() {
        public void paintControl(PaintEvent e) {
            // Do some drawing
            Rectangle rect = ((Canvas) e.widget).getBounds();
            e.gc.setForeground(e.display.getSystemColor(SWT.COLOR_RED));
            e.gc.drawFocus(5, 5, rect.width - 10, rect.height - 10);
            e.gc.drawText("You can draw text directly on a canvas", 60, 60);
        }
    });
}

---

From source file:ScrolledCompositeTest.java

private void createContents(Composite parent) {
    parent.setLayout(new FillLayout());

    // Create the ScrolledComposite to scroll horizontally and vertically
    ScrolledComposite sc = new ScrolledComposite(parent, SWT.H_SCROLL | SWT.V_SCROLL);

    // Create a child composite to hold the controls
    Composite child = new Composite(sc, SWT.NONE);
    child.setLayout(new FillLayout());

    // Create the buttons
    new Button(child, SWT.PUSH).setText("One");
    new Button(child, SWT.PUSH).setText("Two");
    /*//from   w w w. j  av a2  s .c  o  m
     * // Set the absolute size of the child child.setSize(400, 400);
     */
    // Set the child as the scrolled content of the ScrolledComposite
    sc.setContent(child);

    // Set the minimum size
    sc.setMinSize(400, 400);

    // Expand both horizontally and vertically
    sc.setExpandHorizontal(true);
    sc.setExpandVertical(true);
}

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