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

/**
 * @author Thomas Singer
 */
public class RegionTest {

	public static void main(String[] args) {
		final Display display = new Display();

		final Shell shell = new Shell(display);
		shell.setLayout(new FillLayout(SWT.VERTICAL));

		final StyledText text = new StyledText(shell, SWT.BORDER);
		text.setText("hello world");

		final Composite composite = new Composite(shell, SWT.NONE);
		composite.setBackground(display.getSystemColor(SWT.COLOR_DARK_GREEN));
		composite.setLayout(new GridLayout());
		final Region region = new Region();
		region.add(new int[]{
				0, 0,
				100, 0,
				0, 100
		});
		composite.setRegion(region);

		final Button button = new Button(composite, SWT.PUSH);
		button.setText("Button");

		shell.setSize(400, 300);
		shell.open();

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

		display.dispose();
	}
}