SWT Tutorial : Combo Box Example

package com.deveshcodelab.examples.swt;

import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.FillLayout;
import org.eclipse.swt.layout.RowLayout;
import org.eclipse.swt.widgets.Combo;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Shell;

public class SWTSnippet09 extends Composite {
	public SWTSnippet09(Composite parent) {
		super(parent, SWT.NONE);
		setLayout(new RowLayout());
		int[] comboStyles = { SWT.SIMPLE, SWT.DROP_DOWN, SWT.READ_ONLY };
		for (int idxComboStyle = 0; idxComboStyle < comboStyles.length; ++idxComboStyle) {
			Combo combo = new Combo(this, comboStyles[idxComboStyle]);
			combo.add("RED");
			combo.add("GREEN");
			combo.add("BLUE");
			combo.select(0);
		}
	}
	
	public static void main(String[] args) {
		Display display = new Display();
		Shell shell = new Shell(display);
		shell.setLayout(new FillLayout(SWT.HORIZONTAL));

		Composite composite= new SWTSnippet09(shell);

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