org.eclipse.swt.examples.accessibility.AccessibleNameExample.java Source code

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Here is the source code for org.eclipse.swt.examples.accessibility.AccessibleNameExample.java

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/*******************************************************************************
 * Copyright (c) 2008, 2013 IBM Corporation and others.
 *
 * This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License 2.0
 * which accompanies this distribution, and is available at
 * https://www.eclipse.org/legal/epl-2.0/
 *
 * SPDX-License-Identifier: EPL-2.0
 *
 * Contributors:
 *     IBM Corporation - initial API and implementation
 *******************************************************************************/
package org.eclipse.swt.examples.accessibility;

import org.eclipse.swt.*;
import org.eclipse.swt.graphics.*;
import org.eclipse.swt.widgets.*;
import org.eclipse.swt.layout.*;
import org.eclipse.swt.accessibility.*;

/**
 * This example shows a very common, simple use of the SWT Accessibility API:
 * giving an accessible name to a button that has only an image (and no text).
 */
public class AccessibleNameExample {

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

        Button button = new Button(shell, SWT.PUSH);
        button.setText("Button"); // the first button's accessible name is "Button"

        Image image = new Image(display, AccessibleNameExample.class.getResourceAsStream("run.gif"));
        button = new Button(shell, SWT.PUSH);
        button.setImage(image);
        button.getAccessible().addAccessibleListener(new AccessibleAdapter() {
            @Override
            public void getName(AccessibleEvent e) {
                e.result = "Running man"; // the second button's accessible name is "Running man"
            }
        });

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