IEditorActionDelegate 是跟editor相关的 IObjectActionDelegate 是跟上下文菜单相关的 IViewActionDelegate 是跟view相关的 IWorkbenchWindowActionDelegate是跟menubar和toolbar相关的
JavaEye-疯狂的菠菜 博客
Eclipse Action 深入学习笔记(1) http://macrochen.iteye.com/blog/143441
Eclipse Action 深入学习笔记(2) http://macrochen.iteye.com/blog/143443
Eclipse Action 深入学习笔记(3) http://macrochen.iteye.com/blog/143449
相关资源：Eclipse in Action
