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:org.eclipse.swt.examples.controlexample.CoolBarTab.java

/**
 * Creates the "Other" group.//from www.  j a  v a  2 s  .c o  m
 */
@Override
void createOtherGroup() {
    super.createOtherGroup();

    /* Create display controls specific to this example */
    lockedButton = new Button(otherGroup, SWT.CHECK);
    lockedButton.setText(ControlExample.getResourceString("Locked"));

    /* Add the listeners */
    lockedButton.addSelectionListener(widgetSelectedAdapter(event -> setWidgetLocked()));
}

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From source file:SWT2D.java

private void run() {
    // Create top level shell
    final Display display = new Display();
    final Shell shell = new Shell(display);
    shell.setText("Java 2D Example");
    // GridLayout for canvas and button
    shell.setLayout(new GridLayout());
    // Create container for AWT canvas
    final Composite canvasComp = new Composite(shell, SWT.EMBEDDED);
    // Set preferred size
    GridData data = new GridData();
    data.widthHint = 600;//from  w w  w  .  j  a v  a2s  .  c om
    data.heightHint = 500;
    canvasComp.setLayoutData(data);
    // Create AWT Frame for Canvas
    java.awt.Frame canvasFrame = SWT_AWT.new_Frame(canvasComp);
    // Create Canvas and add it to the Frame
    final java.awt.Canvas canvas = new java.awt.Canvas();
    canvasFrame.add(canvas);
    // Get graphical context and cast to Java2D
    final java.awt.Graphics2D g2d = (java.awt.Graphics2D) canvas.getGraphics();
    // Enable antialiasing
    g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
    // Remember initial transform
    final java.awt.geom.AffineTransform origTransform = g2d.getTransform();
    // Create Clear button and position it
    Button clearButton = new Button(shell, SWT.PUSH);
    clearButton.setText("Clear");
    data = new GridData();
    data.horizontalAlignment = GridData.CENTER;
    clearButton.setLayoutData(data);
    // Event processing for Clear button
    clearButton.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            // Delete word list and redraw canvas
            wordList.clear();
            canvasComp.redraw();
        }
    });
    // Process canvas mouse clicks
    canvas.addMouseListener(new java.awt.event.MouseListener() {
        public void mouseClicked(java.awt.event.MouseEvent e) {
        }

        public void mouseEntered(java.awt.event.MouseEvent e) {
        }

        public void mouseExited(java.awt.event.MouseEvent e) {
        }

        public void mousePressed(java.awt.event.MouseEvent e) {
            // Manage pop-up editor
            display.syncExec(new Runnable() {
                public void run() {
                    if (eShell == null) {
                        // Create new Shell: non-modal!
                        eShell = new Shell(shell, SWT.NO_TRIM | SWT.MODELESS);
                        eShell.setLayout(new FillLayout());
                        // Text input field
                        eText = new Text(eShell, SWT.BORDER);
                        eText.setText("Text rotation in the SWT?");
                        eShell.pack();
                        // Set position (Display coordinates)
                        java.awt.Rectangle bounds = canvas.getBounds();
                        org.eclipse.swt.graphics.Point pos = canvasComp.toDisplay(bounds.width / 2,
                                bounds.height / 2);
                        Point size = eShell.getSize();
                        eShell.setBounds(pos.x, pos.y, size.x, size.y);
                        // Open Shell
                        eShell.open();
                    } else if (!eShell.isVisible()) {
                        // Editor versteckt, sichtbar machen
                        eShell.setVisible(true);
                    } else {
                        // Editor is visible - get text
                        String t = eText.getText();
                        // set editor invisible
                        eShell.setVisible(false);
                        // Add text to list and redraw canvas
                        wordList.add(t);
                        canvasComp.redraw();
                    }
                }
            });
        }

        public void mouseReleased(java.awt.event.MouseEvent e) {
        }
    });
    // Redraw the canvas
    canvasComp.addPaintListener(new PaintListener() {
        public void paintControl(PaintEvent e) {
            // Pass the redraw task to AWT event queue
            java.awt.EventQueue.invokeLater(new Runnable() {
                public void run() {
                    // Compute canvas center
                    java.awt.Rectangle bounds = canvas.getBounds();
                    int originX = bounds.width / 2;
                    int originY = bounds.height / 2;
                    // Reset canvas
                    g2d.setTransform(origTransform);
                    g2d.setColor(java.awt.Color.WHITE);
                    g2d.fillRect(0, 0, bounds.width, bounds.height);
                    // Set font
                    g2d.setFont(new java.awt.Font("Myriad", java.awt.Font.PLAIN, 32));
                    double angle = 0d;
                    // Prepare star shape
                    double increment = Math.toRadians(30);
                    Iterator iter = wordList.iterator();
                    while (iter.hasNext()) {
                        // Determine text colors in RGB color cycle
                        float red = (float) (0.5 + 0.5 * Math.sin(angle));
                        float green = (float) (0.5 + 0.5 * Math.sin(angle + Math.toRadians(120)));
                        float blue = (float) (0.5 + 0.5 * Math.sin(angle + Math.toRadians(240)));
                        g2d.setColor(new java.awt.Color(red, green, blue));
                        // Redraw text
                        String text = (String) iter.next();
                        g2d.drawString(text, originX + 50, originY);
                        // Rotate for next text output
                        g2d.rotate(increment, originX, originY);
                        angle += increment;
                    }
                }
            });
        }
    });
    // Finish shell and open it
    shell.pack();
    shell.open();
    // SWT event processing
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

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From source file:org.eclipse.swt.examples.controlexample.CComboTab.java

/**
 * Creates the "Style" group./*from  w  w w.ja va 2  s .  co m*/
 */
@Override
void createStyleGroup() {
    super.createStyleGroup();

    /* Create the extra widgets */
    readOnlyButton = new Button(styleGroup, SWT.CHECK);
    readOnlyButton.setText("SWT.READ_ONLY");
    borderButton = new Button(styleGroup, SWT.CHECK);
    borderButton.setText("SWT.BORDER");
    flatButton = new Button(styleGroup, SWT.CHECK);
    flatButton.setText("SWT.FLAT");
}

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From source file:WidgetTest2.java

public static Button createImageButton(Composite composite) {
    final Button button = new Button(composite, SWT.PUSH);
    Display display = composite.getDisplay();
    final Image image = new Image(display, "images/button1.gif");
    button.setImage(image);/*from   w  ww  .ja v  a 2s .c  o  m*/
    //       React to click events
    button.addSelectionListener(new SelectionAdapter() {
        public void widgetSelected(SelectionEvent e) {
            System.out.println("Key was pressed");
        }
    });
    //       Dispose image when button is disposed
    button.addDisposeListener(new DisposeListener() {
        public void widgetDisposed(DisposeEvent e) {
            image.dispose();
        }
    });
    return button;
}

---

From source file:org.eclipse.swt.examples.controlexample.DateTimeTab.java

/**
 * Creates the "Style" group.//from  www . j ava2s .co m
 */
@Override
void createStyleGroup() {
    super.createStyleGroup();

    /* Create the extra widgets */
    dateButton = new Button(styleGroup, SWT.RADIO);
    dateButton.setText("SWT.DATE");
    timeButton = new Button(styleGroup, SWT.RADIO);
    timeButton.setText("SWT.TIME");
    calendarButton = new Button(styleGroup, SWT.RADIO);
    calendarButton.setText("SWT.CALENDAR");
    Group formatGroup = new Group(styleGroup, SWT.NONE);
    formatGroup.setLayout(new GridLayout());
    shortButton = new Button(formatGroup, SWT.RADIO);
    shortButton.setText("SWT.SHORT");
    mediumButton = new Button(formatGroup, SWT.RADIO);
    mediumButton.setText("SWT.MEDIUM");
    longButton = new Button(formatGroup, SWT.RADIO);
    longButton.setText("SWT.LONG");
    dropDownButton = new Button(styleGroup, SWT.CHECK);
    dropDownButton.setText("SWT.DROP_DOWN");
    weekNumbersButton = new Button(styleGroup, SWT.CHECK);
    weekNumbersButton.setText("SWT.CALENDAR_WEEKNUMBERS");
    borderButton = new Button(styleGroup, SWT.CHECK);
    borderButton.setText("SWT.BORDER");
}

---

From source file:org.eclipse.swt.examples.graphics.PathClippingAnimTab.java

/**
 * Creates the widgets used to control the drawing.
 *//*from ww w . j  a v a 2s  . c om*/
@Override
public void createControlPanel(Composite parent) {
    super.createControlPanel(parent);

    // color menu
    ColorMenu cm = new ColorMenu();
    cm.setPatternItems(example.checkAdvancedGraphics());
    menu = cm.createMenu(parent.getParent(), gb -> {
        background = gb;
        colorButton.setImage(gb.getThumbNail());
        example.redraw();
    });

    // initialize the background to the 5th item in the menu (blue)
    background = (GraphicsBackground) menu.getItem(4).getData();

    // color button
    Composite comp = new Composite(parent, SWT.NONE);
    comp.setLayout(new GridLayout(2, false));

    colorButton = new Button(comp, SWT.PUSH);
    colorButton.setText(GraphicsExample.getResourceString("Color")); //$NON-NLS-1$
    colorButton.setImage(background.getThumbNail());
    colorButton.addListener(SWT.Selection, event -> {
        final Button button = (Button) event.widget;
        final Composite parent1 = button.getParent();
        Rectangle bounds = button.getBounds();
        Point point = parent1.toDisplay(new Point(bounds.x, bounds.y));
        menu.setLocation(point.x, point.y + bounds.height);
        menu.setVisible(true);
    });
}

---

From source file:msi.gama.hpc.gui.perspective.chart.HeadlessChart.java

private void createDataset() {
    lstvarname_flag = new ArrayList<String>();
    lsttimestep = new ArrayList<Integer>();
    lstchkbox = new ArrayList<Button>();
    readDataset();//from   w  ww  .  java2s  .  c  om
    ArrayList<Result> listres = sim.result;
    int n = 0;
    series = new ArrayList<XYSeries>();
    for (int i = 0; i < listres.size(); i++) {
        String varname = listres.get(i).getName();
        if (lstvarname_flag.contains(varname)) {
            int idx = lstvarname_flag.indexOf(varname);
            lsttimestep.set(idx, lsttimestep.get(idx) + 1);
            series.get(idx).add(lsttimestep.get(idx), listres.get(i).getValue());
        } else {
            lstvarname_flag.add(varname);
            Button b1 = new Button(comp.getParent(), SWT.CHECK);
            b1.setText("Show " + varname);
            b1.setSelection(true);
            b1.addSelectionListener(new SelectionListener() {

                @Override
                public void widgetSelected(SelectionEvent e) {
                    // TODO Auto-generated method stub
                    showChart();
                }

                @Override
                public void widgetDefaultSelected(SelectionEvent e) {
                    // TODO Auto-generated method stub

                }

            });
            lstchkbox.add(b1);
            lsttimestep.add(new Integer(0));
            XYSeries ss = new XYSeries(varname);
            series.add(ss);
        }
        // System.out.println(" " + listres.get(i).getName()+" " + listres.get(i).getValue());
    }

}

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From source file:org.eclipse.swt.examples.controlexample.CLabelTab.java

/**
 * Creates the "Style" group.//from  ww w.  ja v a 2 s . c  o  m
 */
@Override
void createStyleGroup() {
    super.createStyleGroup();

    /* Create the extra widgets */
    shadowNoneButton = new Button(styleGroup, SWT.RADIO);
    shadowNoneButton.setText("SWT.SHADOW_NONE");
    shadowInButton = new Button(styleGroup, SWT.RADIO);
    shadowInButton.setText("SWT.SHADOW_IN");
    shadowOutButton = new Button(styleGroup, SWT.RADIO);
    shadowOutButton.setText("SWT.SHADOW_OUT");
}

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From source file:org.eclipse.swt.examples.controlexample.TabFolderTab.java

/**
 * Creates the "Style" group.// w  w w . j  a va  2  s .  co  m
 */
@Override
void createStyleGroup() {
    super.createStyleGroup();

    /* Create the extra widgets */
    topButton = new Button(styleGroup, SWT.RADIO);
    topButton.setText("SWT.TOP");
    topButton.setSelection(true);
    bottomButton = new Button(styleGroup, SWT.RADIO);
    bottomButton.setText("SWT.BOTTOM");
    borderButton = new Button(styleGroup, SWT.CHECK);
    borderButton.setText("SWT.BORDER");
}

---

From source file:org.eclipse.swt.examples.graphics.SpiralTab.java

/**
 * This method creates a spinner for specifying the number of petals. The call to the
 * createControlPanel method in the super class create the controls that are
 * defined in the super class./* w  w  w . j a v  a 2s.c o m*/
 *
 * @param parent The parent composite
 */
@Override
public void createControlPanel(Composite parent) {
    super.createControlPanel(parent);

    // create spinner number of petals
    Composite comp = new Composite(parent, SWT.NONE);
    comp.setLayout(new GridLayout(2, false));

    new Label(comp, SWT.CENTER).setText(GraphicsExample.getResourceString("Petals")); //$NON-NLS-1$
    petalSpinner = new Spinner(comp, SWT.BORDER | SWT.WRAP);
    petalSpinner.setSelection(8);
    petalSpinner.setMinimum(3);
    petalSpinner.setMaximum(20);
    petalSpinner.addListener(SWT.Selection, event -> example.redraw());

    // create color button
    comp = new Composite(parent, SWT.NONE);
    comp.setLayout(new GridLayout());

    ColorMenu cm = new ColorMenu();
    cm.setPatternItems(example.checkAdvancedGraphics());
    menu = cm.createMenu(parent.getParent(), gb -> {
        foreground = gb;
        colorButton.setImage(gb.getThumbNail());
        example.redraw();
    });

    // initialize the foreground to the 2nd item in the menu
    foreground = (GraphicsBackground) menu.getItem(1).getData();

    // color button
    colorButton = new Button(comp, SWT.PUSH);
    colorButton.setText(GraphicsExample.getResourceString("Color")); //$NON-NLS-1$
    colorButton.setImage(foreground.getThumbNail());
    colorButton.addListener(SWT.Selection, event -> {
        final Button button = (Button) event.widget;
        final Composite parent1 = button.getParent();
        Rectangle bounds = button.getBounds();
        Point point = parent1.toDisplay(new Point(bounds.x, bounds.y));
        menu.setLocation(point.x, point.y + bounds.height);
        menu.setVisible(true);
    });
}

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