第一个JFace程序

/*
 *  导入包
 *  org.eclipse.jface_3.6.0.I20100601-0800.jar
 *  org.eclipse.core.commands_3.6.0.I20100512-1500.jar
 *  org.eclipse.equinox.common_3.6.0.v20100503.jar
 *  以上三个包必须导入，否则出错
 */
import org.eclipse.jface.window.*;
import org.eclipse.swt.*;
import org.eclipse.swt.widgets.*;
 
 
public class HelloSWT_JFace extends ApplicationWindow {
 
      public HelloSWT_JFace() {
            super(null);
      }
 
      @Override
      protected Control createContents(Composite parent) {
            Text helloText = new Text(parent, SWT.CENTER);
            helloText.setText("Hello SWT and JFace");
            parent.pack();
            return parent;
      }
 
      public static void main(String[] args) {
            HelloSWT_JFace awin = new HelloSWT_JFace();
            awin.setBlockOnOpen(true);
            awin.open();
            Display.getCurrent().dispose();
      }
}