.NET程序员学Java笔记[2]-TestSWT

/**
 * 说明：
 * 先引用org.eclipse.swt.win32.win32.x86_3.4.1.v3452b.jar
 * Project→Properties→Java build Path→Libraries→Add External JARs
 * Project→Properties→Java build Path→Order and Export→选择导出org.eclipse.swt.win32.win32.x86_3.4.1.v3452b.jar
 */

package net.io99;

import org.eclipse.swt.SWT;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Shell;

public class TestSWT {

	private static int n = 0;

	/**
	 * @param args
	 */
	public static void main(String[] args) {
		Display display = new Display();
		Shell shell = new Shell(display);
		shell.setText("Click counter");
		shell.setBounds(100, 100, 200, 100);
		shell.setLayout(null);
		final Label label = new Label(shell, SWT.PUSH);
		label.setBounds(120, 20, 30, 30);
		final Button button = new Button(shell, SWT.PUSH);
		button.setBounds(10, 10, 80, 30);
		button.setText("Click Me");
		button.addSelectionListener(new SelectionAdapter() {
			public void widgetSelected(SelectionEvent event) {
				n++;
				label.setText("" + n);
			}
		});
		shell.open();
		while (!shell.isDisposed()) {
			if (!display.readAndDispatch())
				display.sleep();
		}
		display.dispose();
	}

}