Java Code Examples for org.eclipse.swt.widgets.Display#addListener()

The following examples show how to use org.eclipse.swt.widgets.Display#addListener() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: Resources.java    From arx with Apache License 2.0 6 votes vote down vote up 
/**
 * Loads an image. Adds a dispose listener that disposes the image when the display is disposed
 * @param display
 * @param resource
 * @return
 */
private static final Image getImage(Display display, String resource) {
    InputStream stream = Resources.class.getResourceAsStream(resource);
    try {
        final Image image = new Image(display, stream);
        display.addListener(SWT.Dispose, new Listener() {
            public void handleEvent(Event arg0) {
                if (image != null && !image.isDisposed()) {
                    image.dispose();
                }
            }
        });
        return image;
    } finally {
        if (stream != null) {
            try {
                stream.close();
            } catch (IOException e) {
                // Ignore silently
            }
        }
    }
}
Example 2
Source File: SWTGraphicUtil.java    From nebula with Eclipse Public License 2.0 5 votes vote down vote up 
/**
 * Create a color that is disposed automatically
 *
 * @param r red component
 * @param g green component
 * @param b blue component
 * @return the color
 */
public static Color getColorSafely(final int r, final int g, final int b) {
	final Display display = Display.getCurrent();
	final Color color = new Color(display, r, g, b);
	display.addListener(SWT.Dispose, e -> {
		if (!color.isDisposed()) {
			color.dispose();
		}
	});
	return color;
}
Example 3
Source File: Application.java    From tmxeditor8 with GNU General Public License v2.0 5 votes vote down vote up 
public Object start(IApplicationContext context) throws Exception {
	OpenDocumentEventProcessor openDocProcessor = new OpenDocumentEventProcessor();

	Display display = PlatformUI.createDisplay();
	display.addListener(SWT.OpenDocument, openDocProcessor);

	try {
		IProduct product = Platform.getProduct();
		String id = product.getId();
		String hsVersion = "";
		if (id.equals("net.heartsome.cat.te.tmx_editor_product")) {
			hsVersion = "F";
		}
		System.getProperties().put("TSVersion", "88");
		System.getProperties().put("TSEdition", hsVersion);

		String versionDate = System.getProperty("date", "");
		String version = System.getProperty("version", "");
		System.getProperties().put("TSVersionDate", version + "." + versionDate);
		checkCleanValue();

		int returnCode = PlatformUI.createAndRunWorkbench(display,
				new ApplicationWorkbenchAdvisor(openDocProcessor));
		if (returnCode == PlatformUI.RETURN_RESTART)
			return IApplication.EXIT_RESTART;
		else
			return IApplication.EXIT_OK;
	} finally {
		display.dispose();
	}

}
Example 4
Source File: HTMLPrinter.java    From goclipse with Eclipse Public License 1.0 5 votes vote down vote up 
private static void installColorUpdater(final Display display) {
	display.addListener(SWT.Settings, new Listener() {
		@Override
		public void handleEvent(Event event) {
			cacheColors(display);
		}
	});
}