swt代码

//设置显示在屏幕中央  Toolkit kit = Toolkit.getDefaultToolkit();  Dimension screensize = kit.getScreenSize();//获取屏幕的大小  int screenwidth = screensize.width;//屏幕的宽度  int screenheight = screensize.height;//屏幕的高度  shell.setLocation((screenwidth-shell.getSize().x)/2, (screenheight-shell.getSize().y)/2);

private void open() {  final Display display = Display.getDefault();  createContent();  shell.open();  shell.layout();  while (!display.isDisposed()) {   if(!display.readAndDispatch())   {    display.sleep();   }  } }