SWT可视化设计，可以使用Google的WindowBuilder.
在Google Code中，搜索WindowBuilder就可以看到路径。
在Eclipse中 Help--->Install New Software--->输入网址安装。
网址如下：
Installing WindowBuilder Pro Develop Java graphical user interfaces in minutes for Swing, SWT, RCP, XWT and GWT with WindowBuilder Pro’s WYSIWYG, drag-and-drop interface. Use wizards, editors and intelligent layout assist to automatically generate clean Java code, with the visual design and source always in sync. These instructions assume that you have already installed some flavor of Eclipse. If you have not, Eclipse can be downloaded from http://www.eclipse.org/downloads/. Sign up to receive emails about Google Developer Tools. Update sites If you are already familiar with installing Eclipse plugins, you can just use the update site URL below for your version of Eclipse. For bleeding edge features and bug fixes, see the WindowBuilder Pro (BETA) installation page. ..
Eclipse 3.7 (Indigo) http://dl.google.com/eclipse/inst/d2wbpro/latest/3.7 Eclipse 3.6 (Helios) http://dl.google.com/eclipse/inst/d2wbpro/latest/3.6 Eclipse 3.5 (Galileo) http://dl.google.com/eclipse/inst/d2wbpro/latest/3.5 Note: If you are having trouble installing from the update sites, please see the installation instructions in the documentation. Except as otherwise noted, the content of this page is licensed under the Creative Commons Attribution 3.0 License, and code samples are licensed under the Apache 2.0 License. For details, see our Site Policies.