import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.InputStream;

import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.graphics.ImageData;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Event;
import org.eclipse.swt.widgets.FileDialog;
import org.eclipse.swt.widgets.Listener;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.ToolBar;
import org.eclipse.swt.widgets.ToolItem;

public class IconTest {

	/**
	 * @param args
	 * @throws FileNotFoundException
	 */
	public static void main(String[] args) throws FileNotFoundException {
		final Display display = new Display();
		final Shell shell = new Shell(display);

		shell.setLayout(new GridLayout());
		final Button button = new Button(shell, SWT.PUSH);
		GridData gd = new GridData();
		gd.grabExcessHorizontalSpace = true;
		gd.minimumWidth = 100;
		gd.minimumHeight = 20;
		button.setLayoutData(gd);

		final ToolBar toolbar1 = new ToolBar(shell, SWT.FLAT);
		final ToolBar toolbar2 = new ToolBar(shell, SWT.FLAT);

		button.addListener(SWT.Selection, new Listener() {
			public void handleEvent(Event e) {
				FileDialog dialog = new FileDialog(shell);
				dialog.setFilterExtensions(new String[] { "*.ico", "*.gif",
						"*.*" });
				String name = dialog.open();
				if (name == null)
					return;

				Image oldImage = button.getImage();

				try {

					button.setImage(new Image(display, name));

					ToolItem i1 = new ToolItem(toolbar1, SWT.NONE);
					i1.setImage(new Image(display, name));

					InputStream is = new FileInputStream(name);
					ToolItem i2 = new ToolItem(toolbar2, SWT.NONE);
					i2.setImage(new Image(display, is));
					is.close();

					shell.redraw();
					shell.layout();

					if (oldImage != null)
						oldImage.dispose();
				} catch (Exception e2) {
				}
			}
		});

		shell.setSize(300, 300);
		shell.open();
		while (!shell.isDisposed()) {
			if (!display.readAndDispatch())
				display.sleep();
		}
		display.dispose();

	}

}