State模式学习
摘要：
enum DocumentState{ readonly,Editable}class Document{DocumentState state;public void Handle(){if(state=DocumentState.readonly){}else{}}}-------------------------------------abstract clasass StatedDocu... 阅读全文
posted @ 2009-11-01 21:53 Love Fendi 阅读(191) 评论(0) 推荐(0) 编辑