org.eclipse.swt.snippets.Snippet57.java Source code

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Here is the source code for org.eclipse.swt.snippets.Snippet57.java

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

/*
 * ProgressBar example snippet: update a progress bar (from the UI thread)
 *
 * For a list of all SWT example snippets see
 * http://www.eclipse.org/swt/snippets/
 */
import org.eclipse.swt.*;
import org.eclipse.swt.graphics.*;
import org.eclipse.swt.widgets.*;

public class Snippet57 {

    public static void main(String[] args) {
        final Display display = new Display();
        Shell shell = new Shell(display);
        shell.setText("Snippet 57");
        final ProgressBar bar = new ProgressBar(shell, SWT.SMOOTH);
        Rectangle clientArea = shell.getClientArea();
        bar.setBounds(clientArea.x, clientArea.y, 200, 32);
        shell.open();

        display.timerExec(100, new Runnable() {
            int i = 0;

            @Override
            public void run() {
                if (bar.isDisposed())
                    return;
                bar.setSelection(i++);
                if (i <= bar.getMaximum())
                    display.timerExec(100, this);
            }
        });

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