Java Code Examples for org.eclipse.swt.widgets.Button#setSize()

private Button createImageButton(final Composite container, final Image startImage, String taskName) {
	final Button imageButton = new Button(container, SWT.WRAP | SWT.TOGGLE);
	final Rectangle bounds = startImage.getBounds();
	imageButton.setSize(bounds.width, bounds.height);
	imageButton.setImage(startImage);
	imageButton.setToolTipText(taskName);
	return imageButton;
}
 

private void init() {
  GridLayout layout = new GridLayout( 2, false );
  layout.marginBottom = 0;
  layout.marginTop = 0;
  layout.marginLeft = 0;
  layout.marginRight = 0;
  layout.marginWidth = 0;
  layout.marginHeight = 0;
  setLayout( layout );
  displayText = new Text( this, SWT.SINGLE );
  displayText.setLayoutData( new GridData( GridData.FILL_HORIZONTAL ) );

  arrow = new Button( this, SWT.ARROW | SWT.DOWN );
  arrow.setBackground( Display.getCurrent().getSystemColor( SWT.COLOR_BLUE ) );
  arrow.setSize( 25, 25 );
  arrow.setLocation( displayText.getLocation() );
  arrow.addMouseListener( new MouseAdapter() {
    @Override
    public void mouseDown( MouseEvent event ) {
      super.mouseDown( event );
      if ( floatShell == null || floatShell.isDisposed() ) {
        initFloatShell();
      } else {
        closeShellAndUpdate();
      }
    }
  } );
}
 

/**
 * Constructor for the chart. Any final class that derives this class must
 * call the {@link #populate()} method to create the rest of the chart.
 *
 * @param parent
 *            A parent composite
 * @param data
 *            A configured data series for the chart
 * @param model
 *            A chart model to use
 */
public SwtXYChartViewer(Composite parent, ChartData data, ChartModel model) {
    fParent = parent;
    fData = data;
    fModel = model;
    fSeriesMap = new HashMap<>(data.getChartSeries().size());
    fObjectMap = new HashMap<>(data.getChartSeries().size());
    fXInformation = DescriptorsInformation.create(getXDescriptors());
    fYInformation = DescriptorsInformation.create(getYDescriptors());

    validateChartData();

    fChart = new Chart(parent, SWT.NONE);

    /*
     * Temporarily generate titles, they may be modified once the data has
     * been parsed (with formatting information, units, etc)
     */
    fXTitle = generateTitle(getXDescriptors(), getChart().getAxisSet().getXAxis(0));
    fYTitle = generateTitle(getYDescriptors(), getChart().getAxisSet().getYAxis(0));

    /* Set all titles and labels font color to black */
    fChart.getTitle().setForeground(Display.getDefault().getSystemColor(SWT.COLOR_BLACK));
    fChart.getAxisSet().getXAxis(0).getTitle().setForeground(Display.getDefault().getSystemColor(SWT.COLOR_BLACK));
    fChart.getAxisSet().getYAxis(0).getTitle().setForeground(Display.getDefault().getSystemColor(SWT.COLOR_BLACK));
    fChart.getAxisSet().getXAxis(0).getTick().setForeground(Display.getDefault().getSystemColor(SWT.COLOR_BLACK));
    fChart.getAxisSet().getYAxis(0).getTick().setForeground(Display.getDefault().getSystemColor(SWT.COLOR_BLACK));

    /* Set X label 90 degrees */
    fChart.getAxisSet().getXAxis(0).getTick().setTickLabelAngle(90);

    /* Set the legend position if necessary */
    if (getData().getChartSeries().size() > 1) {
        fChart.getLegend().setPosition(SWT.BOTTOM);
    } else {
        fChart.getLegend().setVisible(false);
    }

    /* Refresh the titles to fit the current chart size */
    refreshDisplayTitles();

    /* Create the close button */
    Image close = PlatformUI.getWorkbench().getSharedImages().getImage(ISharedImages.IMG_ELCL_REMOVE);
    fCloseButton = new Button(fChart, SWT.PUSH);
    fCloseButton.setSize(CLOSE_BUTTON_SIZE, CLOSE_BUTTON_SIZE);
    fCloseButton.setLocation(fChart.getSize().x - fCloseButton.getSize().x - CLOSE_BUTTON_MARGIN, CLOSE_BUTTON_MARGIN);
    fCloseButton.setImage(close);
    fCloseButton.addSelectionListener(new CloseButtonEvent());

    /* Add listeners for the visibility of the close button and resizing */
    Listener mouseEnter = new MouseEnterEvent();
    Listener mouseExit = new MouseExitEvent();
    fChart.getDisplay().addFilter(SWT.MouseEnter, mouseEnter);
    fChart.getDisplay().addFilter(SWT.MouseExit, mouseExit);
    fChart.addDisposeListener(event -> {
        fChart.getDisplay().removeFilter(SWT.MouseEnter, mouseEnter);
        fChart.getDisplay().removeFilter(SWT.MouseExit, mouseExit);
    });
    fChart.addControlListener(new ResizeEvent());
}
 

/**
 * Create contents of the dialog.
 * @param parent
 */
@Override
protected Control createDialogArea(Composite parent) {
	Composite container = (Composite) super.createDialogArea(parent);
	container.setLayout(new GridLayout(1, false));

	Composite composite = new Composite(container, SWT.NONE);
	composite.setLayout(new GridLayout(2, false));
	composite.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false, 1, 1));

	Label filterNameLabel = new Label(composite, SWT.NONE);
	filterNameLabel.setLayoutData(new GridData(SWT.RIGHT, SWT.CENTER, false, false, 1, 1));
	filterNameLabel.setText(Messages.getString("dialog.ExportFilterSettingDialog.filterNameLabel"));

	filterNameText = new Text(composite, SWT.BORDER);
	filterNameText.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false, 1, 1));

	Composite optionComposite = new Composite(container, SWT.NONE);
	optionComposite.setLayout(new GridLayout(2, false));
	optionComposite.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false, 1, 1));

	isAllCbtn = new Button(optionComposite, SWT.RADIO);
	isAllCbtn.setSize(152, 26);
	isAllCbtn.setText(Messages.getString("dialog.ExportFilterSettingDialog.isAllCbtn"));
	isAllCbtn.setSelection(true);

	isAnyCbtn = new Button(optionComposite, SWT.RADIO);
	isAnyCbtn.setText(Messages.getString("dialog.ExportFilterSettingDialog.isAnyCbtn"));

	ScrolledComposite scrolledComposite = new ScrolledComposite(container, SWT.V_SCROLL | SWT.BORDER);
	scrolledComposite.setAlwaysShowScrollBars(false);
	scrolledComposite.setLayoutData(new GridData(GridData.FILL_BOTH));
	scrolledComposite.setExpandHorizontal(true);
	scrolledComposite.setExpandVertical(true);

	dynaComposite = new Composite(scrolledComposite, SWT.NONE);
	dynaComposite.setBackground(Display.getDefault().getSystemColor((SWT.COLOR_WHITE)));
	scrolledComposite.setContent(dynaComposite);
	scrolledComposite.setMinSize(dynaComposite.computeSize(SWT.DEFAULT, SWT.DEFAULT));
	GridLayout gl_dynaComposite = new GridLayout(1, false);
	dynaComposite.setLayout(gl_dynaComposite);

	ExportFilterComposite exportFilterComponent = new ExportFilterComposite(dynaComposite, SWT.None, ruleType);
	exportFilterComponent.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false, 1, 1));
	exportFilterComponent.setDeleteButtonEnabled(false);
	dynaComposite.setData("currentNumber", 1);

	scrolledComposite.setMinSize(dynaComposite.computeSize(SWT.DEFAULT, SWT.DEFAULT));

	initData();

	return container;
}
 

/**
 * Create contents of the dialog.
 * @param parent
 */
@Override
protected Control createDialogArea(Composite parent) {
	Composite container = (Composite) super.createDialogArea(parent);
	container.setLayout(new GridLayout(1, false));

	Composite composite = new Composite(container, SWT.NONE);
	composite.setLayout(new GridLayout(2, false));
	composite.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false, 1, 1));

	Label filterNameLabel = new Label(composite, SWT.NONE);
	filterNameLabel.setLayoutData(new GridData(SWT.RIGHT, SWT.CENTER, false, false, 1, 1));
	filterNameLabel.setText(Messages.getString("dialog.ExportFilterSettingDialog.filterNameLabel"));

	filterNameText = new Text(composite, SWT.BORDER);
	filterNameText.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false, 1, 1));

	Composite optionComposite = new Composite(container, SWT.NONE);
	optionComposite.setLayout(new GridLayout(2, false));
	optionComposite.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false, 1, 1));

	isAllCbtn = new Button(optionComposite, SWT.RADIO);
	isAllCbtn.setSize(152, 26);
	isAllCbtn.setText(Messages.getString("dialog.ExportFilterSettingDialog.isAllCbtn"));
	isAllCbtn.setSelection(true);

	isAnyCbtn = new Button(optionComposite, SWT.RADIO);
	isAnyCbtn.setText(Messages.getString("dialog.ExportFilterSettingDialog.isAnyCbtn"));

	ScrolledComposite scrolledComposite = new ScrolledComposite(container, SWT.V_SCROLL | SWT.BORDER);
	scrolledComposite.setAlwaysShowScrollBars(false);
	scrolledComposite.setLayoutData(new GridData(GridData.FILL_BOTH));
	scrolledComposite.setExpandHorizontal(true);
	scrolledComposite.setExpandVertical(true);

	dynaComposite = new Composite(scrolledComposite, SWT.NONE);
	dynaComposite.setBackground(Display.getDefault().getSystemColor((SWT.COLOR_WHITE)));
	scrolledComposite.setContent(dynaComposite);
	scrolledComposite.setMinSize(dynaComposite.computeSize(SWT.DEFAULT, SWT.DEFAULT));
	GridLayout gl_dynaComposite = new GridLayout(1, false);
	dynaComposite.setLayout(gl_dynaComposite);

	ExportFilterComposite exportFilterComponent = new ExportFilterComposite(dynaComposite, SWT.None, ruleType);
	exportFilterComponent.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false, 1, 1));
	exportFilterComponent.setDeleteButtonEnabled(false);
	dynaComposite.setData("currentNumber", 1);

	scrolledComposite.setMinSize(dynaComposite.computeSize(SWT.DEFAULT, SWT.DEFAULT));

	initData();

	return container;
}
 

/**
 * If the enabled/disabled checked/unchecked checkbox <code>Image</code>s
 * have not already been created and added to the JFace
 * <code>ImageRegistry</code>, this method generates and registers them.
 * This produces platform-specific images at run-time.
 * 
 * @param display
 *            The <code>Display</code> shared with the underlying
 *            <code>ColumnViewer</code>.
 * @param background
 *            The background of the <code>ColumnViewer</code>'s cells.
 */
private static void registerImages(final Display display, Color background) {

	if (display != null && IMAGES_REGISTERED.compareAndSet(false, true)) {

		// Get the ImageRegistry for JFace images. We will load up images
		// for each combination of checkbox enabled/disabled and
		// checked/unchecked.
		ImageRegistry jfaceImages = JFaceResources.getImageRegistry();

		// Create a temporary shell and checkbox Button to generate
		// platform-specific images of checkboxes.
		Shell shell = new Shell(display, SWT.NO_TRIM);
		Button checkbox = new Button(shell, SWT.CHECK);

		// Set the widget's background to the viewer's cell background.
		checkbox.setBackground(background);

		// Reduce the size of the shell to a square (checkboxes are supposed
		// to be square!!!).
		Point size = checkbox.computeSize(SWT.DEFAULT, SWT.DEFAULT);
		// int width = Math.min(size.x, size.y);
		checkbox.setSize(size);
		// checkbox.setLocation(width - size.x, width - size.y);
		// shell.setSize(width, width);
		shell.setSize(size);

		// Open the shell to enable widget drawing.
		shell.open();

		// Create the enabled/unchecked image.
		jfaceImages.put(ENABLED_UNCHECKED, createImage(checkbox));
		// Create the enabled/checked image.
		checkbox.setSelection(true);
		jfaceImages.put(ENABLED_CHECKED, createImage(checkbox));
		// Create the disabled/checked image.
		checkbox.setEnabled(false);
		jfaceImages.put(DISABLED_CHECKED, createImage(checkbox));
		// Create the disabled/unchecked image.
		checkbox.setSelection(false);
		jfaceImages.put(DISABLED_UNCHECKED, createImage(checkbox));

		// Release any remaining resources.
		// gc.dispose();
		shell.close();
	}

	return;
}
 

private Image makeShot(Control control, boolean type) {
    /* Hopefully no platform uses exactly this color because we'll make
       it transparent in the image.*/
    Color greenScreen = new Color(control.getDisplay(), 222, 223, 224);

    shell = new Shell(PlatformUI.getWorkbench().getActiveWorkbenchWindow().getShell(),
            SWT.NO_TRIM | SWT.NO_BACKGROUND);

    // otherwise we have a default gray color
    shell.setBackground(greenScreen);

    Button button = new Button(shell, SWT.CHECK | SWT.NO_BACKGROUND);
    button.setBackground(greenScreen);
    button.setSelection(type);

    // otherwise an image is located in a corner
    button.setLocation(1, 1);
    Point bsize = button.computeSize(SWT.DEFAULT, SWT.DEFAULT);

    // otherwise an image is stretched by width
    bsize.x = Math.max(bsize.x - 1, bsize.y - 1);
    bsize.y = Math.max(bsize.x - 1, bsize.y - 1);
    button.setSize(bsize);

    GC gc = new GC(shell);
    Point shellSize = new Point(32, 32);
    shell.setSize(shellSize);
    shell.open();

    Image image = new Image(control.getDisplay(), bsize.x, bsize.y);
    gc.copyArea(image, 0, 0);
    gc.dispose();
    shell.close();

    ImageData imageData = image.getImageData();
    imageData.transparentPixel = imageData.palette.getPixel(greenScreen
            .getRGB());

    Image img = new Image(control.getDisplay(), imageData);
    image.dispose();

    return img;
}