由windy444翻譯，轉載請註明
原文名：Building a Common Navigator Framework (CNF) Viewer Part V: Action Providers，作者：MICHAEL ELDER，出處：http://scribbledideas.blogspot.com/（本人從未能打開過，呵呵）。
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All postings by me to this site are copyrighted (C) by Michael D. Elder, 2006 and made available under the terms of the Eclipse Public License 1.0 with the constraint that any reuse of the content must contain this copyright statement.