org.eclipse.swt.snippets.Snippet248.java Source code

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Here is the source code for org.eclipse.swt.snippets.Snippet248.java

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/*******************************************************************************
 * Copyright (c) 2000, 2016 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.snippets;

/*
 * Shell example snippet: allow escape to close a shell
 *
 * For a list of all SWT example snippets see
 * http://www.eclipse.org/swt/snippets/
 */
import org.eclipse.swt.*;
import org.eclipse.swt.layout.*;
import org.eclipse.swt.widgets.*;

public class Snippet248 {
    public static void main(String[] args) {
        Display display = new Display();
        final Shell shell = new Shell(display);
        shell.setText("Snippet 248");
        shell.setLayout(new FillLayout());
        shell.addListener(SWT.Traverse, event -> {
            switch (event.detail) {
            case SWT.TRAVERSE_ESCAPE:
                shell.close();
                event.detail = SWT.TRAVERSE_NONE;
                event.doit = false;
                break;
            }
        });
        Button button = new Button(shell, SWT.PUSH);
        button.setText("A Button (that doesn't process Escape)");
        shell.pack();
        shell.open();
        while (!shell.isDisposed()) {
            if (!display.readAndDispatch())
                display.sleep();
        }
        display.dispose();
    }
}