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\n

1.\u6a21\u5f0f\u5b9a\u4e49<\/strong><\/p> \n

\u5916\u89c2\u6a21\u5f0f(Facade Pattern)\uff1a\u5916\u90e8\u4e0e\u4e00\u4e2a\u5b50\u7cfb\u7edf<\/a>\u7684\u901a\u4fe1\u5fc5\u987b\u901a\u8fc7\u4e00\u4e2a\u7edf\u4e00\u7684\u5916\u89c2\u5bf9\u8c61\u8fdb\u884c\uff0c\u4e3a\u5b50\u7cfb\u7edf\u4e2d\u7684\u4e00\u7ec4\u63a5\u53e3\u63d0\u4f9b\u4e00\u4e2a\u4e00\u81f4\u7684\u754c\u9762\uff0c\u5916\u89c2\u6a21\u5f0f\u5b9a\u4e49\u4e86\u4e00\u4e2a\u9ad8\u5c42\u63a5\u53e3\uff0c\u8fd9\u4e2a\u63a5\u53e3\u4f7f\u5f97\u8fd9\u4e00\u5b50\u7cfb\u7edf\u66f4\u52a0\u5bb9\u6613\u4f7f\u7528\u3002\u5916\u89c2\u6a21\u5f0f\u53c8\u79f0\u4e3a\u95e8\u9762\u6a21\u5f0f\uff0c\u5b83\u662f\u4e00\u79cd\u5bf9\u8c61\u7ed3\u6784\u578b\u6a21\u5f0f\u3002<\/p> \n

2.\u6a21\u5f0f\u7ed3\u6784<\/strong><\/p> \n

\u5916\u89c2\u6a21\u5f0f\u5305\u542b\u5982\u4e0b\u89d2\u8272\uff1a<\/p> \n 

\r\nFacade: \u5916\u89c2\u89d2\u8272\r\nSubSystem:\u5b50\u7cfb\u7edf\u89d2\u8272\r\n<\/code><\/pre> \n 
\"\u8fd9\u91cc\u5199\u56fe\u7247\u63cf\u8ff0\"<\/code><\/p> \n 
3.\u4ee3\u7801\u5206\u6790<\/strong><\/code><\/p> \n 
SystemX.h<\/code><\/p> \n 
\r\n#include \n   \n     using namespace std; class SystemX { public: SystemX() {}; virtual ~SystemX() {}; void operationX() { cout << "SystemX Operation." << endl; }; };\n   <\/iostream><\/code><\/pre> \n 
Facade.h<\/code><\/p> \n 
\r\n#include "SystemC.h"\r\n#include "SystemA.h"\r\n#include "SystemB.h"\r\n\r\nclass Facade\r\n{\r\npublic:\r\n    Facade();\r\n    virtual ~Facade();\r\n    void wrapOpration();\r\nprivate:\r\n    SystemC *m_SystemC;\r\n    SystemA *m_SystemA;\r\n    SystemB *m_SystemB;\r\n};<\/code><\/pre> \n 
Facade.cpp<\/code><\/p> \n 
\r\n#include "Facade.h"\r\n#include "SystemA.h"\r\n#include "SystemB.h"\r\n#include "SystemC.h"\r\n\r\nFacade::Facade()\r\n{\r\n    m_SystemA = new SystemA();\r\n    m_SystemB = new SystemB();\r\n    m_SystemC = new SystemC();\r\n}\r\n\r\nFacade::~Facade()\r\n{\r\n    delete m_SystemA;\r\n    delete m_SystemB;\r\n    delete m_SystemC;\r\n}\r\n\r\nvoid Facade::wrapOpration() {\r\n    m_SystemA->operationA();\r\n    m_SystemB->operationB();\r\n    m_SystemC->operationC();\r\n}<\/code><\/pre> \n 
\u6d4b\u8bd5\u4ee3\u7801\uff1a<\/code><\/p> \n 
\r\n#include \n   \n     #include "Facade.h" using namespace std; int main(int argc, char *argv[]) { Facade fa; fa.wrapOpration(); return 0; }\n   <\/iostream><\/code><\/pre> \n 
4.\u6a21\u5f0f\u4f18\u70b9<\/strong><\/code><\/p> \n 
\u5916\u89c2\u6a21\u5f0f\u7684\u4f18\u70b9<\/code><\/p> \n 
\u5bf9\u5ba2\u6237\u5c4f\u853d\u5b50\u7cfb\u7edf\u7ec4\u4ef6<\/a>\uff0c\u51cf\u5c11\u4e86\u5ba2\u6237\u5904\u7406\u7684\u5bf9\u8c61\u6570\u76ee\u5e76\u4f7f\u5f97\u5b50\u7cfb\u7edf\u4f7f\u7528\u8d77\u6765\u66f4\u52a0\u5bb9\u6613\u3002\u901a\u8fc7\u5f15\u5165\u5916\u89c2\u6a21\u5f0f\uff0c\u5ba2\u6237\u4ee3\u7801\u5c06\u53d8\u5f97\u5f88\u7b80\u5355\uff0c\u4e0e\u4e4b\u5173\u8054\u7684\u5bf9\u8c61\u4e5f\u5f88\u5c11\u3002
 \u5b9e\u73b0\u4e86\u5b50\u7cfb\u7edf\u4e0e\u5ba2\u6237\u4e4b\u95f4\u7684\u677e\u8026\u5408\u5173\u7cfb\uff0c\u8fd9\u4f7f\u5f97\u5b50\u7cfb\u7edf\u7684\u7ec4\u4ef6\u53d8\u5316\u4e0d\u4f1a\u5f71\u54cd\u5230\u8c03\u7528\u5b83\u7684\u5ba2\u6237\u7c7b\uff0c\u53ea\u9700\u8981\u8c03\u6574\u5916\u89c2\u7c7b\u5373\u53ef\u3002
 \u964d\u4f4e\u4e86\u5927\u578b\u8f6f\u4ef6\u7cfb\u7edf\u4e2d\u7684\u7f16\u8bd1\u4f9d\u8d56\u6027\uff0c\u5e76\u7b80\u5316\u4e86\u7cfb\u7edf\u5728\u4e0d\u540c\u5e73\u53f0\u4e4b\u95f4\u7684\u79fb\u690d\u8fc7\u7a0b\uff0c\u56e0\u4e3a\u7f16\u8bd1\u4e00\u4e2a\u5b50\u7cfb\u7edf\u4e00\u822c\u4e0d\u9700\u8981\u7f16\u8bd1\u6240\u6709\u5176\u4ed6\u7684\u5b50\u7cfb\u7edf\u3002\u4e00\u4e2a\u5b50\u7cfb\u7edf\u7684\u4fee\u6539\u5bf9\u5176\u4ed6\u5b50\u7cfb\u7edf\u6ca1\u6709\u4efb\u4f55\u5f71\u54cd\uff0c\u800c\u4e14\u5b50\u7cfb\u7edf\u5185\u90e8\u53d8\u5316\u4e5f\u4e0d\u4f1a\u5f71\u54cd\u5230\u5916\u89c2\u5bf9\u8c61\u3002
 \u53ea\u662f\u63d0\u4f9b\u4e86\u4e00\u4e2a\u8bbf\u95ee\u5b50\u7cfb\u7edf\u7684\u7edf\u4e00\u5165\u53e3\uff0c\u5e76\u4e0d\u5f71\u54cd\u7528\u6237\u76f4\u63a5\u4f7f\u7528\u5b50\u7cfb\u7edf\u7c7b\u3002<\/code><\/p> \n 
5.\u6a21\u5f0f\u7f3a\u70b9<\/strong><\/code><\/p> \n 
\u5916\u89c2\u6a21\u5f0f\u7684\u7f3a\u70b9<\/code><\/p> \n 
\u4e0d\u80fd\u5f88\u597d\u5730\u9650\u5236\u5ba2\u6237\u4f7f\u7528\u5b50\u7cfb\u7edf\u7c7b\uff0c\u5982\u679c\u5bf9\u5ba2\u6237\u8bbf\u95ee\u5b50\u7cfb\u7edf\u7c7b\u505a\u592a\u591a\u7684\u9650\u5236\u5219\u51cf\u5c11\u4e86\u53ef\u53d8\u6027\u548c\u7075\u6d3b\u6027\u3002
 \u5728\u4e0d\u5f15\u5165\u62bd\u8c61\u5916\u89c2\u7c7b\u7684\u60c5\u51b5\u4e0b\uff0c\u589e\u52a0\u65b0\u7684\u5b50\u7cfb\u7edf\u53ef\u80fd\u9700\u8981\u4fee\u6539\u5916\u89c2\u7c7b\u6216\u5ba2\u6237\u7aef\u7684\u6e90\u4ee3\u7801\uff0c\u8fdd\u80cc\u4e86\u201c\u5f00\u95ed\u539f\u5219\u201d\u3002<\/code><\/p> \n 
6.\u603b\u7ed3<\/strong><\/code><\/p> \n 
\u5728\u5916\u89c2\u6a21\u5f0f\u4e2d\uff0c\u5916\u90e8\u4e0e\u4e00\u4e2a\u5b50\u7cfb\u7edf\u7684\u901a\u4fe1\u5fc5\u987b\u901a\u8fc7\u4e00\u4e2a\u7edf\u4e00\u7684\u5916\u89c2\u5bf9\u8c61\u8fdb\u884c\uff0c\u4e3a\u5b50\u7cfb\u7edf\u4e2d\u7684\u4e00\u7ec4\u63a5\u53e3\u63d0\u4f9b\u4e00\u4e2a\u4e00\u81f4\u7684\u754c\u9762\uff0c\u5916\u89c2\u6a21\u5f0f\u5b9a\u4e49\u4e86\u4e00\u4e2a\u9ad8\u5c42\u63a5\u53e3\uff0c\u8fd9\u4e2a\u63a5\u53e3\u4f7f\u5f97\u8fd9\u4e00\u5b50\u7cfb\u7edf\u66f4\u52a0\u5bb9\u6613\u4f7f\u7528\u3002\u5916\u89c2\u6a21\u5f0f\u53c8\u79f0\u4e3a\u95e8\u9762\u6a21\u5f0f\uff0c\u5b83\u662f\u4e00\u79cd\u5bf9\u8c61\u7ed3\u6784\u578b\u6a21\u5f0f\u3002
 \u5916\u89c2\u6a21\u5f0f\u5305\u542b\u4e24\u4e2a\u89d2\u8272\uff1a\u5916\u89c2\u89d2\u8272\u662f\u5728\u5ba2\u6237\u7aef\u76f4\u63a5\u8c03\u7528\u7684\u89d2\u8272\uff0c\u5728\u5916\u89c2\u89d2\u8272\u4e2d\u53ef\u4ee5\u77e5\u9053\u76f8\u5173\u7684(\u4e00\u4e2a\u6216\u8005\u591a\u4e2a)\u5b50\u7cfb\u7edf\u7684\u529f\u80fd\u548c\u8d23\u4efb\uff0c\u5b83\u5c06\u6240\u6709\u4ece\u5ba2\u6237\u7aef\u53d1\u6765\u7684\u8bf7\u6c42\u59d4\u6d3e\u5230\u76f8\u5e94\u7684\u5b50\u7cfb\u7edf\u53bb\uff0c\u4f20\u9012\u7ed9\u76f8\u5e94\u7684\u5b50\u7cfb\u7edf\u5bf9\u8c61\u5904\u7406\uff1b\u5728\u8f6f\u4ef6\u7cfb\u7edf\u4e2d\u53ef\u4ee5\u540c\u65f6\u6709\u4e00\u4e2a\u6216\u8005\u591a\u4e2a\u5b50\u7cfb\u7edf\u89d2\u8272\uff0c\u6bcf\u4e00\u4e2a\u5b50\u7cfb\u7edf\u53ef\u4ee5\u4e0d\u662f\u4e00\u4e2a\u5355\u72ec\u7684\u7c7b\uff0c\u800c\u662f\u4e00\u4e2a\u7c7b\u7684\u96c6\u5408\uff0c\u5b83\u5b9e\u73b0\u5b50\u7cfb\u7edf\u7684\u529f\u80fd\u3002
 \u5916\u89c2\u6a21\u5f0f\u8981\u6c42\u4e00\u4e2a\u5b50\u7cfb\u7edf\u7684\u5916\u90e8\u4e0e\u5176\u5185\u90e8\u7684\u901a\u4fe1\u901a\u8fc7\u4e00\u4e2a\u7edf\u4e00\u7684\u5916\u89c2\u5bf9\u8c61\u8fdb\u884c\uff0c\u5916\u89c2\u7c7b\u5c06\u5ba2\u6237\u7aef\u4e0e\u5b50\u7cfb\u7edf\u7684\u5185\u90e8\u590d\u6742\u6027\u5206\u9694\u5f00\uff0c\u4f7f\u5f97\u5ba2\u6237\u7aef\u53ea\u9700\u8981\u4e0e\u5916\u89c2\u5bf9\u8c61\u6253\u4ea4\u9053\uff0c\u800c\u4e0d\u9700\u8981\u4e0e\u5b50\u7cfb\u7edf\u5185\u90e8\u7684\u5f88\u591a\u5bf9\u8c61\u6253\u4ea4\u9053\u3002
 \u5916\u89c2\u6a21\u5f0f\u4e3b\u8981\u4f18\u70b9\u5728\u4e8e\u5bf9\u5ba2\u6237\u5c4f\u853d\u5b50\u7cfb\u7edf\u7ec4\u4ef6\uff0c\u51cf\u5c11\u4e86\u5ba2\u6237\u5904\u7406\u7684\u5bf9\u8c61\u6570\u76ee\u5e76\u4f7f\u5f97\u5b50\u7cfb\u7edf\u4f7f\u7528\u8d77\u6765\u66f4\u52a0\u5bb9\u6613\uff0c\u5b83\u5b9e\u73b0\u4e86\u5b50\u7cfb\u7edf\u4e0e\u5ba2\u6237\u4e4b\u95f4\u7684\u677e\u8026\u5408\u5173\u7cfb\uff0c\u5e76\u964d\u4f4e\u4e86\u5927\u578b\u8f6f\u4ef6\u7cfb\u7edf\u4e2d\u7684\u7f16\u8bd1\u4f9d\u8d56\u6027\uff0c\u7b80\u5316\u4e86\u7cfb\u7edf\u5728\u4e0d\u540c\u5e73\u53f0\u4e4b\u95f4\u7684\u79fb\u690d\u8fc7\u7a0b\uff1b\u5176\u7f3a\u70b9\u5728\u4e8e\u4e0d\u80fd\u5f88\u597d\u5730\u9650\u5236\u5ba2\u6237\u4f7f\u7528\u5b50\u7cfb\u7edf\u7c7b\uff0c\u800c\u4e14\u5728\u4e0d\u5f15\u5165\u62bd\u8c61\u5916\u89c2\u7c7b\u7684\u60c5\u51b5\u4e0b\uff0c\u589e\u52a0\u65b0\u7684\u5b50\u7cfb\u7edf\u53ef\u80fd\u9700\u8981\u4fee\u6539\u5916\u89c2\u7c7b\u6216\u5ba2\u6237\u7aef\u7684\u6e90\u4ee3\u7801\uff0c\u8fdd\u80cc\u4e86\u201c\u5f00\u95ed\u539f\u5219\u201d\u3002
 \u5916\u89c2\u6a21\u5f0f\u9002\u7528\u60c5\u51b5\u5305\u62ec\uff1a\u8981\u4e3a\u4e00\u4e2a\u590d\u6742\u5b50\u7cfb\u7edf\u63d0\u4f9b\u4e00\u4e2a\u7b80\u5355\u63a5\u53e3\uff1b\u5ba2\u6237\u7a0b\u5e8f\u4e0e\u591a\u4e2a\u5b50\u7cfb\u7edf\u4e4b\u95f4\u5b58\u5728\u5f88\u5927\u7684\u4f9d\u8d56\u6027\uff1b\u5728\u5c42\u6b21\u5316\u7ed3\u6784\u4e2d\uff0c\u9700\u8981\u5b9a\u4e49\u7cfb\u7edf\u4e2d\u6bcf\u4e00\u5c42\u7684\u5165\u53e3\uff0c\u4f7f\u5f97\u5c42\u4e0e\u5c42\u4e4b\u95f4\u4e0d\u76f4\u63a5\u4ea7\u751f\u8054\u7cfb\u3002<\/code><\/p> \n<\/div>","orderid":"0","title":"\u8bbe\u8ba1\u6a21\u5f0f-\u5916\u89c2\u6a21\u5f0f C++\u5b9e\u73b0","smalltitle":"","mid":"0","fname":"c++\u7f16\u7a0b\u57fa\u7840","special_id":"0","bak_id":"0","info":"0","hits":"3677","pages":"1","comments":"0","posttime":"2017-09-19 13:06:15","list":"1505797575","username":"admin","author":"","copyfrom":"","copyfromurl":"","titlecolor":"","fonttype":"0","titleicon":"0","picurl":"https:\/\/www.cppentry.com\/upload_files\/","ispic":"0","yz":"1","yzer":"","yztime":"0","levels":"0","levelstime":"0","keywords":"\u8bbe\u8ba1\u6a21\u5f0f<\/A> \u5916\u89c2<\/A> \u6a21\u5f0f<\/A> \u5b9e\u73b0<\/A>","jumpurl":"","iframeurl":"","style":"","template":"a:3:{s:4:\"head\";s:0:\"\";s:4:\"foot\";s:0:\"\";s:8:\"bencandy\";s:0:\"\";}","target":"0","ip":"113.108.110.181","lastfid":"0","money":"0","buyuser":"","passwd":"","allowdown":"","allowview":"","editer":"","edittime":"0","begintime":"0","endtime":"0","description":"\u8bbe\u8ba1\u6a21\u5f0f-\u5916\u89c2\u6a21\u5f0f C++\u5b9e\u73b0","lastview":"1714032103","digg_num":"5296","digg_time":"0","forbidcomment":"0","ifvote":"0","heart":"","htmlname":"","city_id":"0"},"page":"1"}