{"id":82503,"date":"2026-07-25T09:49:18","date_gmt":"2026-07-25T01:49:18","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/82503.html"},"modified":"2026-07-25T09:49:18","modified_gmt":"2026-07-25T01:49:18","slug":"%e3%80%90qt%e3%80%91%e7%b3%bb%e7%bb%9f%e7%9b%b8%e5%85%b3%ef%bc%88%e4%b9%9d%ef%bc%89tcp%e5%9b%9e%e6%98%be%e6%9c%8d%e5%8a%a1%e5%99%a8%e7%9a%84%e5%ae%9e%e7%8e%b0%ef%bc%8cqtcpserver%e5%92%8cqtcpsocket","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/82503.html","title":{"rendered":"\u3010Qt\u3011\u7cfb\u7edf\u76f8\u5173\uff08\u4e5d\uff09TCP\u56de\u663e\u670d\u52a1\u5668\u7684\u5b9e\u73b0\uff0cQTcpServer\u548cQTcpSocket\u7684\u8bb2\u89e3"},"content":{"rendered":"<p>\u5c0f\u7f16\u4e2a\u4eba\u4e3b\u9875\u8be6\u60c5&lt;\u2014\u8bf7\u70b9\u51fb \u5c0f\u7f16\u4e2a\u4ebagitee\u4ee3\u7801\u4ed3\u5e93&lt;\u2014\u8bf7\u70b9\u51fb Qt\u7cfb\u5217\u4e13\u680f&lt;\u2014\u8bf7\u70b9\u51fb <font color=\"red\">\u5018\u82e5\u547d\u4e2d\u65e0\u6b64\u8fd0&#xff0c;\u5b64\u8eab\u4ea6\u53ef\u767b\u6606\u4ed1&#xff0c;\u9001\u7ed9\u5c4f\u5e55\u9762\u524d\u7684\u8bfb\u8005\u670b\u53cb\u4eec\u548c\u5c0f\u7f16\u81ea\u5df1! <img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/07\/20260725014916-6a64161caa002.gif\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/font><\/p>\n<hr \/>\n<h4>\u76ee\u5f55<\/h4>\n<ul>\n<li>\n<ul>\n<li>\u524d\u8a00<\/li>\n<li>\u4e00\u3001TCP\u5bf9\u5e94QTcpServer\u548cQTcpSocket\u7684\u63a5\u53e3\u8bb2\u89e3<\/li>\n<li>\u4e8c\u3001TCP\u56de\u663e\u670d\u52a1\u5668\u7684\u5b9e\u73b0<\/li>\n<li>\u603b\u7ed3<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<hr \/>\n<h3>\u524d\u8a00<\/h3>\n<p>\u3010Qt\u3011\u7cfb\u7edf\u76f8\u5173&#xff08;\u516b&#xff09;UDP\u56de\u663e\u5ba2\u6237\u7aef\u7684\u5b9e\u73b0&#xff0c;\u6d4b\u8bd5&#xff0c;\u95ee\u9898\u601d\u8003\u2014\u2014\u4e66\u63a5\u4e0a\u6587 \u8be6\u60c5\u8bf7\u70b9\u51fb&lt;\u2014\u2014&#xff0c;\u672c\u6587\u4f1a\u5728\u4e0a\u6587\u7684\u57fa\u7840\u4e0a\u8fdb\u884c\u8bb2\u89e3&#xff0c;\u6240\u4ee5\u5bf9\u4e0a\u6587\u4e0d\u4e86\u89e3\u7684\u8bfb\u8005\u53cb\u53cb\u8bf7\u70b9\u51fb\u524d\u65b9\u7684\u84dd\u5b57\u94fe\u63a5\u8fdb\u884c\u5b66\u4e60 \u672c\u6587\u7531\u5c0f\u7f16\u4e3a\u5927\u5bb6\u4ecb\u7ecd\u2014\u2014\u3010Qt\u3011\u7cfb\u7edf\u76f8\u5173&#xff08;\u4e5d&#xff09;TCP\u56de\u663e\u670d\u52a1\u5668\u7684\u5b9e\u73b0&#xff0c;QTcpServer\u548cQTcpSocket\u7684\u8bb2\u89e3<\/p>\n<hr \/>\n<h3>\u4e00\u3001TCP\u5bf9\u5e94QTcpServer\u548cQTcpSocket\u7684\u63a5\u53e3\u8bb2\u89e3<\/h3>\n<li>\u901a\u8fc7\u4e4b\u524d\u5728Linux\u7f51\u7edc\u7f16\u7a0b\u4e2d\u7684\u5b66\u4e60 \u5173\u4e8eLinux\u7f51\u7edc\u7f16\u7a0b\u7684\u8bb2\u89e3&#xff0c;\u8be6\u60c5\u8bf7\u70b9\u51fb&lt;\u2014\u2014&#xff0c;\u6211\u4eec\u77e5\u9053\u4e86UDP\u548cTCP\u7684\u4e3b\u8981\u7279\u6027 &#xff08;1&#xff09;UDP\u662f\u65e0\u8fde\u63a5\u7684&#xff0c;\u4e0d\u53ef\u9760\u4f20\u8f93&#xff0c;\u9762\u5411\u6570\u636e\u62a5&#xff0c;\u5168\u53cc\u5de5 &#xff08;2&#xff09;TCP\u662f\u6709\u8fde\u63a5\u7684&#xff0c;\u53ef\u9760\u4f20\u8f93&#xff0c;\u9762\u5411\u5b57\u8282\u6d41&#xff0c;\u5168\u53cc\u5de5<\/li>\n<li>TCP\u7684\u53ef\u9760\u4f20\u8f93&#xff0c;\u4e5f\u5c31\u610f\u5473\u7740TCP\u8981\u6bd4UDP\u505a\u51fa\u66f4\u591a\u52aa\u529b&#xff0c;\u8fd9\u4e9b\u7cfb\u7edf\u5185\u6838\u7684\u4f20\u8f93\u5c42\u5df2\u7ecf\u5e2e\u6211\u4eec\u5b9e\u73b0\u4e86&#xff0c;\u90a3\u4e48\u5728\u5185\u6838\u5c42\u9762\u901a\u8fc7\u4e09\u6b21\u63e1\u624b&#xff0c;\u56db\u6b21\u6325\u624b&#xff0c;\u6821\u9a8c\u548c&#xff0c;\u786e\u8ba4\u5e94\u7b54&#xff0c;\u8d85\u65f6\u91cd\u4f20&#xff0c;\u5feb\u91cd\u4f20&#xff0c;\u6ed1\u52a8\u7a97\u53e3&#xff0c;\u6d41\u91cf\u63a7\u5236\u548c\u62e5\u585e\u63a7\u5236\u7b49\u673a\u5236\u4fdd\u969c\u7684&#xff0c;\u8fd9\u4e9b\u5c0f\u7f16\u5728Linux\u7f51\u7edc\u7f16\u7a0b\u4e2d\u5df2\u7ecf\u8fdb\u884c\u4e86\u8be6\u5c3d\u7684\u8bb2\u89e3&#xff0c;\u8fd9\u91cc\u5c0f\u7f16\u5c31\u4e0d\u518d\u5c55\u5f00\u8bb2\u89e3\u4e86<\/li>\n<li>\u800cTCP\u7684\u6709\u8fde\u63a5\u7684&#xff0c;\u9762\u5411\u5b57\u8282\u6d41\u7684\u5219\u66f4\u9760\u8fd1\u5e94\u7528\u5c42\u4e00\u70b9&#xff0c;\u548c\u6211\u4eec\u7a0b\u5e8f\u5458\u53bb\u4f7f\u7528TCP\u606f\u606f\u76f8\u5173&#xff0c;\u4e5f\u5c31\u610f\u5473\u7740TCP\u7684\u6709\u8fde\u63a5\u7684&#xff0c;\u9762\u5411\u5b57\u8282\u6d41\u7684\u540c\u6837\u8981\u6bd4UDP\u505a\u51fa\u66f4\u591a\u7684\u52aa\u529b&#xff0c;\u66f4\u591a\u7684\u52aa\u529b\u4e5f\u5c31\u4ee3\u8868\u5b9e\u73b0\u4e0a\u76f8\u5bf9\u590d\u6742\u4e00\u70b9&#xff0c;\u800c\u5bf9\u5e94\u63d0\u4f9b\u7ed9\u6211\u4eec\u7684\u63a5\u53e3\u4e5f\u5c31\u76f8\u5bf9\u591a\u4e00\u70b9&#xff0c;\u6240\u4ee5TCP\u7684\u4ee3\u7801\u8981\u6bd4UDP\u7684\u4ee3\u7801\u8981\u590d\u6742\u4e00\u70b9<\/li>\n<li>TCP\u548cUDP\u4e00\u6837&#xff0c;\u90fd\u662f\u88ab\u76f4\u63a5\u5199\u5165\u5230\u4e86\u7cfb\u7edf\u5185\u6838&#xff0c;Qt\u4e2d\u7684TCP\u662f\u5bf9\u7cfb\u7edf\u63d0\u4f9b\u7684API\u8fdb\u884c\u7684\u5c01\u88c5&#xff0c;Qt\u4e2d\u540c\u6837\u5bf9TCP\u5c01\u88c5\u6210\u4e86\u7c7b&#xff0c;\u4e0e\u4e4b\u76f8\u5173\u7684\u6709\u4e24\u4e2a\u7c7b&#xff0c;\u5206\u522b\u662fQTcpServer\u548cQTcpSocket &#xff08;1&#xff09;QTcpServer\u7528\u4e8e\u8fdb\u884cTCP\u7684\u4e09\u6b21\u63e1\u624b&#xff0c;\u4e5f\u5c31\u662f\u8d1f\u8d23TCP\u8fde\u63a5\u5efa\u7acb\u7684\u8fc7\u7a0b&#xff0c;\u8fdb\u884c\u7ed1\u5b9aIP\u548c\u7aef\u53e3&#xff0c;\u83b7\u53d6\u5ba2\u6237\u7aef\u7684\u8fde\u63a5 &#xff08;2&#xff09;QTcpSocket\u7528\u4e8e\u5ba2\u6237\u7aef\u548c\u670d\u52a1\u5668\u4e4b\u95f4\u57fa\u4e8e\u5b57\u8282\u6d41\u7684\u6570\u636e\u4ea4\u4e92&#xff0c;\u7528\u4e8e\u5ba2\u6237\u7aef\u5411\u670d\u52a1\u5668\u53d1\u8d77\u8fde\u63a5\u8bf7\u6c42<\/li>\n<li>\u5bf9\u4e8e\u4e09\u6b21\u63e1\u624b\u8fd9\u90e8\u5206\u771f\u6b63\u7684\u529f\u80fd\u5b9e\u73b0\u662f\u7531\u64cd\u4f5c\u7cfb\u7edf\u5185\u6838\u5b9e\u73b0\u7684&#xff0c;Qt\u53ea\u662f\u5bf9\u7cfb\u7edf\u63d0\u4f9b\u7684API\u8fdb\u884c\u7684\u5c01\u88c5&#xff0c;\u6211\u4eec\u7f16\u5199\u7684\u5e94\u7528\u5c42\u7684\u4ee3\u7801\u4e5f\u53ea\u662f\u7528\u4e8e\u544a\u8bc9\u5185\u6838&#xff0c;\u8ba9\u5185\u6838\u5e2e\u6211\u4eec\u5b8c\u6210\u4e09\u6b21\u63e1\u624b\u7684\u76f8\u5173\u6d41\u7a0b&#xff0c;\u5bf9\u4e8e\u5ba2\u6237\u7aef\u6765\u8bb2&#xff0c;\u6211\u4eec\u7f16\u5199\u4ee3\u7801\u5c31\u662f\u544a\u8bc9\u5185\u6838&#xff0c;\u6211\u8981\u5411\u670d\u52a1\u5668\u53d1\u8d77\u8fde\u63a5\u8bf7\u6c42&#xff0c;\u5bf9\u4e8e\u670d\u52a1\u5668\u6765\u8bb2&#xff0c;\u6211\u4eec\u7f16\u5199\u4ee3\u7801\u5c31\u662f\u544a\u8bc9\u5185\u6838&#xff0c;\u6211\u8981\u5c06\u4e00\u4e2a\u5df2\u7ecf\u548c\u5ba2\u6237\u7aef\u5efa\u7acb\u597d\u7684\u8fde\u63a5\u83b7\u53d6\u4e0a\u6765<\/li>\n<li>QTcpServer\u662f\u4e13\u95e8\u7ed9\u670d\u52a1\u5668\u4f7f\u7528\u7684\u7c7b&#xff0c;\u4e0b\u9762\u6211\u4eec\u6765\u8ba4\u8bc6\u4e00\u4e0bQTcpServer\u7c7b\u7684\u76f8\u5173\u63a5\u53e3 &#xff08;1&#xff09;listen(const QHostAddress&amp;, uqint16 port)&#xff0c;\u7528\u4e8e\u7ed1\u5b9a\u6307\u5b9a\u7684IP\u5730\u5740\u548c\u7aef\u53e3\u53f7&#xff0c;\u5e76\u4e14\u5f00\u59cb\u76d1\u542c \u2026\u2026&#xff08;1&#xff09;Qt\u4e2d\u7684\u8fd9\u4e00\u4e2alisten\u51fd\u6570\u5176\u5b9e\u5185\u90e8\u5c01\u88c5\u4e86Linux\u7684\u4e24\u4e2a\u7cfb\u7edf\u8c03\u7528\u5206\u522b\u662fbind\u548clisten \u2026\u2026&#xff08;2&#xff09;\u7cfb\u7edf\u7684bind\u7528\u4e8e\u7ed1\u5b9a\u6267\u884c\u7684IP\u5730\u5740\u548c\u7aef\u53e3\u53f7 \u2026\u2026&#xff08;3&#xff09;\u7cfb\u7edf\u7684listen\u7528\u4e8e\u5f00\u59cb\u76d1\u542c\u8fde\u63a5\u7684\u5230\u6765 &#xff08;2&#xff09;nextPendingConnection()&#xff0c;\u53ef\u4ee5\u4ece\u7cfb\u7edf\u4e2d\u83b7\u53d6\u5230\u4e00\u4e2a\u5df2\u7ecf\u548c\u5ba2\u6237\u7aef\u5efa\u7acb\u597d\u7684TCP\u8fde\u63a5&#xff0c;\u8fd4\u56de\u4e00\u4e2aQTcpSocket&#xff0c;\u8868\u793a\u548c\u5ba2\u6237\u7aef\u7684\u8fde\u63a5&#xff0c;\u7528\u8fd9\u4e2aQTcpSocket\u5bf9\u8c61\u548c\u5ba2\u6237\u7aef\u8fdb\u884c\u901a\u4fe1 &#xff08;3&#xff09;newConnection&#xff0c;\u8fd9\u4e2a\u662f\u4e00\u4e2a\u4fe1\u53f7&#xff0c;\u5f53\u548c\u5ba2\u6237\u7aef\u5efa\u7acb\u597d\u8fde\u63a5\u4e4b\u540e\u5c31\u4f1a\u89e6\u53d1\u8be5\u4fe1\u53f7&#xff0c;\u7c7b\u4f3c\u4e8eIO\u591a\u8def\u590d\u7528\u7684\u901a\u77e5\u673a\u5236&#xff0c;\u5177\u4f53\u70b9\u6765\u8bb2\u4e5f\u5c31\u662f\u7c7b\u4f3c\u4e8e\u901a\u8fc7\u5728\u7f51\u5361\u9a71\u52a8\u7a0b\u5e8f\u4e2d\u6ce8\u518c\u56de\u8c03\u51fd\u6570&#xff0c;\u5f53\u548c\u5ba2\u6237\u7aef\u5efa\u7acb\u597d\u8fde\u63a5\u4e4b\u540e\u5c31\u5c06\u8fde\u63a5\u653e\u5230\u5c31\u7eea\u961f\u5217\u4e2d&#xff0c;\u901a\u77e5\u4e0a\u5c42\u83b7\u53d6\u8fde\u63a5<\/li>\n<li>QTcpSocket\u7528\u4e8e\u5ba2\u6237\u7aef\u548c\u670d\u52a1\u5668\u4e4b\u95f4\u7684\u6570\u636e\u4ea4\u4e92&#xff0c;\u5bf9\u5e94\u7684\u63a5\u53e3\u5982\u4e0b &#xff08;1&#xff09;readAll()&#xff0c;\u8bfb\u53d6\u5f53\u524dTCP\u63a5\u6536\u7f13\u51b2\u533a\u7684\u6240\u6709\u6570\u636e&#xff0c;\u8fd4\u56deQByteArray\u5bf9\u8c61 &#xff08;2&#xff09;write(const QByteArray&amp;)&#xff0c;\u53d1\u9001\u6570\u636e&#xff0c;\u672c\u8d28\u4e0a\u662f\u5c06\u6570\u636e\u5199\u5165\u5230TCP\u7684socket\u53d1\u9001\u7f13\u51b2\u533a\u4e2d&#xff0c;\u4ec0\u4e48\u65f6\u5019\u53d1&#xff0c;\u53d1\u591a\u5c11&#xff0c;\u51fa\u9519\u4e86\u600e\u4e48\u529e\u7531\u64cd\u4f5c\u7cfb\u7edf\u8d1f\u8d23 &#xff08;3&#xff09;deleteLater()&#xff0c;\u6682\u65f6\u628asocket\u5bf9\u8c61\u6807\u8bb0\u4e3a\u65e0\u6548&#xff0c;Qt\u4f1a\u5728\u4e0b\u4e2a\u4e8b\u4ef6\u5faa\u73af\u4e2d\u6790\u6784\u91ca\u653e\u8be5\u5bf9\u8c61&#xff0c;\u7c7b\u4f3c\u4e8e\u534a\u81ea\u52a8\u5783\u573e\u56de\u6536 \u2026\u2026&#xff08;1&#xff09;\u5bf9\u4e8e\u4e8b\u4ef6\u5faa\u73af&#xff0c;\u5176\u5b9e\u548c\u4fe1\u53f7\u69fd\u548c\u4e8b\u4ef6\u673a\u5236\u90fd\u6709\u5173\u7cfb&#xff0c;\u53ef\u4ee5\u7b80\u5355\u7406\u89e3\u4e3aQt\u7a0b\u5e8f\u5185\u90e8&#xff0c;\u5e26\u6709\u4e00\u4e2a\u751f\u7269\u949f\u8fd9\u6837\u7684\u4e1c\u897f&#xff0c;\u4f1a\u5468\u671f\u6027\u7684\u6267\u884c\u4e00\u4e9b\u903b\u8f91 \u2026\u2026&#xff08;2&#xff09;\u5728\u5468\u671f\u6027\u6267\u884c\u4e00\u4e9b\u903b\u8f91\u7684\u8fc7\u7a0b\u4e2d&#xff0c;\u53ef\u4ee5\u5f15\u5165\u4e8b\u4ef6\u673a\u5236&#xff0c;\u4e5f\u5c31\u662f\u5f53\u5bf9\u5e94\u7684\u4e8b\u4ef6\u89e6\u53d1\u4e86&#xff0c;\u90a3\u4e48\u6267\u884c\u4e00\u4e9b\u903b\u8f91\u5c31\u591a\u505a\u4e00\u4e9b\u4e8b\u60c5&#xff0c;\u4e5f\u5c31\u662f\u8c03\u7528\u5bf9\u5e94\u4e8b\u4ef6\u7684\u4e8b\u4ef6\u5904\u7406\u51fd\u6570&#xff0c;\u5982\u679c\u6ca1\u6709\u89e6\u53d1\u5bf9\u5e94\u7684\u4e8b\u4ef6&#xff0c;\u90a3\u4e48\u8fd9\u6b21\u6267\u884c\u4e00\u4e9b\u903b\u8f91\u5c31\u5c11\u505a\u4e00\u4e9b\u4e8b\u60c5 \u2026\u2026&#xff08;3&#xff09;\u800cQt\u4e2d\u4fe1\u53f7\u69fd\u7684\u5e95\u5c42\u5c31\u662f\u4e8b\u4ef6\u673a\u5236&#xff0c;\u53ef\u4ee5\u8ba4\u4e3a\u4e8b\u4ef6\u4e5f\u53ef\u4ee5\u7406\u89e3\u6210\u4fe1\u53f7&#xff0c;\u4e8b\u4ef6\u7684\u5904\u7406\u51fd\u6570\u4e5f\u53ef\u4ee5\u7406\u89e3\u6210\u69fd\u51fd\u6570 &#xff08;4&#xff09;readyRead&#xff0c;\u8fd9\u662f\u4e00\u4e2a\u4fe1\u53f7&#xff0c;\u5f53TCP\u7684\u63a5\u6536\u7f13\u51b2\u533a\u63a5\u6536\u5230\u6570\u636e\u4e4b\u540e\u5c31\u4f1a\u89e6\u53d1\u8be5\u4fe1\u53f7&#xff0c;\u7c7b\u4f3c\u4e8eIO\u591a\u8def\u590d\u7528\u7684\u901a\u77e5\u673a\u5236 &#xff08;5&#xff09;disconnected&#xff0c;\u8fd9\u662f\u4e00\u4e2a\u4fe1\u53f7&#xff0c;\u5f53\u5ba2\u6237\u7aef\u548c\u670d\u52a1\u5668\u7684\u8fde\u63a5\u65ad\u5f00\u7684\u65f6\u5019\u5c31\u4f1a\u89e6\u53d1\u8be5\u4fe1\u53f7&#xff0c;\u7c7b\u4f3c\u4e8eIO\u591a\u8def\u590d\u7528\u7684\u901a\u77e5\u673a\u5236<\/li>\n<h3>\u4e8c\u3001TCP\u56de\u663e\u670d\u52a1\u5668\u7684\u5b9e\u73b0<\/h3>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/07\/20260725014916-6a64161ccbbdf.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" width=\"300\" \/><\/p>\n<li>\u90a3\u4e48\u5728\u5b66\u4e60\u4e86TCP\u7684\u76f8\u5173\u7c7b\u4ee5\u53ca\u63a5\u53e3\u4e4b\u540e&#xff0c;\u4e0b\u9762\u6211\u4eec\u5c31\u53ef\u4ee5\u6765\u5b9e\u73b0\u4e00\u4e0bTCP\u56de\u663e\u670d\u52a1\u5668\u4e86&#xff0c;\u800cTCP\u56de\u663e\u670d\u52a1\u5668\u7684\u5e03\u5c40\u548cUDP\u56de\u663e\u670d\u52a1\u5668\u7684\u5e03\u5c40\u4e00\u81f4 \u5173\u4e8eUDP\u56de\u663e\u670d\u52a1\u5668\u7684\u8bb2\u89e3&#xff0c;\u8be6\u60c5\u8bf7\u70b9\u51fb&lt;\u2014\u2014&#xff0c;\u6709\u4e86UDP\u56de\u663e\u670d\u52a1\u5668\u7684\u8bb2\u89e3&#xff0c;\u8fd9\u91cc\u5173\u4e8eTCP\u56de\u663e\u670d\u52a1\u5668\u7684\u5b9e\u73b0\u5c31\u5bb9\u6613\u8bb8\u591a&#xff0c;\u6240\u4ee5\u5bf9\u4e8eTCP\u56de\u663e\u670d\u52a1\u5668\u7684\u754c\u9762\u5927\u81f4\u5982\u4e0a&#xff0c;\u754c\u9762\u4e0a\u653e\u4e00\u4e2aQListWidget\u5217\u8868\u63a7\u4ef6&#xff0c;\u7528\u4e8e\u663e\u793a\u5ba2\u6237\u7aef\u7684IP\u5730\u5740&#xff0c;\u7aef\u53e3\u53f7port&#xff0c;\u5ba2\u6237\u7aef\u7684\u8bf7\u6c42\u4fe1\u606f&#xff0c;\u670d\u52a1\u5668\u7684\u54cd\u5e94\u4fe1\u606f <img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/07\/20260725014916-6a64161cdef31.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" width=\"300\" \/><\/li>\n<li>\u6240\u4ee5\u63a5\u4e0b\u6765\u6211\u4eec\u521b\u5efa\u4e00\u4e2a\u9879\u76ee\u540d\u4e3a&#xff0c;\u57fa\u7c7b\u4e3aQWidget&#xff0c;\u6d3e\u751f\u7c7b\u4e3aWidget\u7684\u9879\u76ee&#xff0c;\u7531\u4e8e\u6211\u4eec\u8981\u4f7f\u7528TCP\u8fdb\u884c\u7f51\u7edc\u7f16\u7a0b&#xff0c;\u6240\u4ee5\u8981\u4f7f\u7528Qt\u4e2d\u7684\u7f51\u7edc\u6a21\u5757&#xff0c;\u90a3\u4e48\u5982\u4e0a&#xff0c;\u6211\u4eec\u5728\u9879\u76ee\u7684.pro\u6587\u4ef6\u7684\u7b2c\u4e00\u884c\u52a0\u5165network\u6a21\u5757\u7528\u4e8e\u5f15\u5165Qt\u7684\u7f51\u7edc\u6a21\u5757&#xff0c;\u7136\u540e\u5de6\u4e0b\u89d2\u8fd0\u884c\u9879\u76ee\u8ba9Qt\u89e3\u6790.pro\u6587\u4ef6&#xff0c;\u8fdb\u800c\u80fd\u8ba9\u6211\u4eec\u6b63\u5e38\u5305\u542bTCP\u76f8\u5173\u7684\u5934\u6587\u4ef6&#xff0c;\u5982\u4e0a\u64cd\u4f5c\u7684\u81f3\u4e8e\u5177\u4f53\u7684\u539f\u56e0\u5c0f\u7f16\u5728UDP\u56de\u663e\u670d\u52a1\u5668\u4e2d\u5df2\u7ecf\u8fdb\u884c\u4e86\u8be6\u7ec6\u8bb2\u89e3\u4e86&#xff0c;\u8fd9\u91cc\u5c0f\u7f16\u5c31\u4e0d\u518d\u8d58\u8ff0\u4e86&#xff0c;\u5e76\u4e14TCP\u56de\u663e\u670d\u52a1\u5668\u4e2d\u5f88\u591a\u7684\u5185\u5bb9&#xff0c;\u5728UDP\u56de\u663e\u670d\u52a1\u5668\u4e2d\u4e5f\u8fdb\u884c\u4e86\u8bb2\u89e3&#xff0c;\u5173\u4e8eUDP\u56de\u663e\u670d\u52a1\u5668\u4e2d\u7684\u5185\u5bb9\u5c0f\u7f16\u4e0d\u4f1a\u5728TCP\u56de\u663e\u670d\u52a1\u5668\u4e2d\u8fdb\u884c\u4e8c\u6b21\u8bb2\u89e3&#xff0c;\u8fd9\u91cc\u4e5f\u63d0\u9192\u5927\u5bb6\u4e00\u5b9a\u8981\u5b66\u5b8cUDP\u56de\u663e\u670d\u52a1\u5668\u7684\u5b9e\u73b0\u4e4b\u540e\u518d\u6765\u5b66\u4e60TCP\u56de\u663e\u670d\u52a1\u5668\u7684\u5b9e\u73b0 <img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/07\/20260725014916-6a64161ce8c4d.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/li>\n<li>\u63a5\u4e0b\u6765\u6211\u4eec\u70b9\u51fbui\u6587\u4ef6&#xff0c;\u8fdb\u5165Qt Designer&#xff0c;\u6240\u4ee5\u6b64\u65f6\u6211\u4eec\u62d6\u62fd\u5de6\u4fa7\u7ea2\u6846\u5185\u7684\u5217\u8868\u63a7\u4ef6&#xff0c;\u7136\u540e\u8c03\u6574\u6210\u4e0a\u56fe\u754c\u9762\u5373\u53ef&#xff0c;objectName\u4fdd\u6301\u4e0d\u53d8<\/li>\n<p><span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">ifndef<\/span> <span class=\"token expression\">WIDGET_H<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">define<\/span> <span class=\"token macro-name\">WIDGET_H<\/span><\/span><\/p>\n<p><span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;QWidget&gt;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;QTcpServer&gt;<\/span><\/span><\/p>\n<p>QT_BEGIN_NAMESPACE<br \/>\n<span class=\"token keyword\">namespace<\/span> Ui <span class=\"token punctuation\">{<\/span> <span class=\"token keyword\">class<\/span> <span class=\"token class-name\">Widget<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token punctuation\">}<\/span><br \/>\nQT_END_NAMESPACE<\/p>\n<p><span class=\"token keyword\">class<\/span> <span class=\"token class-name\">Widget<\/span> <span class=\"token operator\">:<\/span> <span class=\"token base-clause\"><span class=\"token keyword\">public<\/span> <span class=\"token class-name\">QWidget<\/span><\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n    Q_OBJECT<\/p>\n<p><span class=\"token keyword\">public<\/span><span class=\"token operator\">:<\/span><br \/>\n    <span class=\"token function\">Widget<\/span><span class=\"token punctuation\">(<\/span>QWidget <span class=\"token operator\">*<\/span>parent <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">nullptr<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token operator\">~<\/span><span class=\"token function\">Widget<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token keyword\">private<\/span><span class=\"token operator\">:<\/span><br \/>\n    Ui<span class=\"token double-colon punctuation\">::<\/span>Widget <span class=\"token operator\">*<\/span>ui<span class=\"token punctuation\">;<\/span><\/p>\n<p>    QTcpServer<span class=\"token operator\">*<\/span> tcpServer<span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">endif<\/span> <span class=\"token comment\">\/\/ WIDGET_H<\/span><\/span><\/p>\n<li>\u5728Widget\u7684.h\u5934\u6587\u4ef6\u4e2d&#xff0c;\u7531\u4e8e\u6211\u4eec\u8981\u8fdb\u884cTCP\u670d\u52a1\u5668\u7684\u521b\u5efa&#xff0c;\u7ed1\u5b9a&#xff0c;\u76d1\u542c&#xff0c;\u83b7\u53d6\u8fde\u63a5\u7b49\u64cd\u4f5c&#xff0c;\u6240\u4ee5\u6b64\u65f6\u6211\u4eec\u58f0\u660e\u4e00\u4e2a\u79c1\u6709\u6210\u5458\u53d8\u91cfQTcpServer*\u6307\u9488\u7c7b\u578btcpServer<\/li>\n<p><span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&#034;widget.h&#034;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&#034;ui_widget.h&#034;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;QMessageBox&gt;<\/span><\/span><\/p>\n<p><span class=\"token class-name\">Widget<\/span><span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">Widget<\/span><span class=\"token punctuation\">(<\/span>QWidget <span class=\"token operator\">*<\/span>parent<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token operator\">:<\/span> <span class=\"token function\">QWidget<\/span><span class=\"token punctuation\">(<\/span>parent<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">,<\/span> <span class=\"token function\">ui<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">new<\/span> Ui<span class=\"token double-colon punctuation\">::<\/span>Widget<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n    ui<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">setupUi<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">this<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token keyword\">this<\/span><span class=\"token operator\">-&gt;<\/span><span class=\"token function\">setWindowTitle<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;\u670d\u52a1\u5668&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    tcpServer <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token function\">QTcpServer<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">this<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token function\">connect<\/span><span class=\"token punctuation\">(<\/span>tcpServer<span class=\"token punctuation\">,<\/span> <span class=\"token operator\">&amp;<\/span>QTcpServer<span class=\"token double-colon punctuation\">::<\/span>newConnection<span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">this<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token operator\">&amp;<\/span>Widget<span class=\"token double-colon punctuation\">::<\/span>processConnection<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token keyword\">bool<\/span> ret <span class=\"token operator\">&#061;<\/span> tcpServer<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">listen<\/span><span class=\"token punctuation\">(<\/span>QHostAddress<span class=\"token double-colon punctuation\">::<\/span>Any<span class=\"token punctuation\">,<\/span> <span class=\"token number\">9090<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>ret <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token boolean\">false<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token class-name\">QMessageBox<\/span><span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">critical<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">this<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;\u670d\u52a1\u5668\u542f\u52a8\u5931\u8d25&#034;<\/span><span class=\"token punctuation\">,<\/span> tcpServer<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">errorString<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token function\">exit<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p><span class=\"token class-name\">Widget<\/span><span class=\"token double-colon punctuation\">::<\/span><span class=\"token operator\">~<\/span><span class=\"token function\">Widget<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token keyword\">delete<\/span> ui<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p><span class=\"token keyword\">void<\/span> <span class=\"token class-name\">Widget<\/span><span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">processConnection<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><\/p>\n<p><span class=\"token punctuation\">}<\/span><\/p>\n<li>\u6240\u4ee5\u63a5\u4e0b\u6765\u6211\u4eec\u5728Widget\u7684.cpp\u6587\u4ef6\u4e2d&#xff0c;\u5728Widget\u7684\u6784\u9020\u51fd\u6570\u4e2d&#xff0c;\u4e3a\u4e86\u533a\u5206\u670d\u52a1\u5668\u548c\u5ba2\u6237\u7aef&#xff0c;\u6211\u4eec\u4f7f\u7528setWindowTitle\u8bbe\u7f6eWidget\u7a97\u53e3\u6807\u9898\u4e3a\u670d\u52a1\u5668&#xff0c;\u63a5\u4e0b\u6765\u6211\u4eec\u5c31\u7ed9tcpServer\u521b\u5efa\u5b9e\u4f8b&#xff0c;\u6b64\u65f6\u6211\u4eecnew\u4e00\u4e2aQTcpServer\u5bf9\u8c61&#xff0c;\u6307\u5b9a\u7236\u5143\u7d20\u4e3aWidget\u7a97\u53e3\u5bf9\u5e94\u7684this\u6307\u9488&#xff0c;\u6302\u63a5\u5230\u5bf9\u8c61\u6811\u4e0a\u5373\u53ef&#xff0c;\u6b64\u65f6\u5f53Widget\u7a97\u53e3\u88ab\u5173\u95ed&#xff0c;\u9500\u6bc1\u7684\u65f6\u5019&#xff0c;\u5c31\u4f1a\u81ea\u52a8\u8c03\u7528delete\u6790\u6784tcpServer\u5bf9\u8c61&#xff0c;\u63a5\u4e0b\u6765\u6211\u4eec\u662f\u5426\u53ef\u4ee5\u76f4\u63a5\u8c03\u7528listen\u7ed1\u5b9a\u7aef\u53e3\u53f7\u5e76\u76d1\u542c\u5462&#xff1f;<\/li>\n<li>\u4e0d\u884c&#xff0c;\u5982\u679c\u6211\u4eec\u8c03\u7528listen\u7ed1\u5b9a\u7aef\u53e3\u53f7\u5e76\u76d1\u542c&#xff0c;\u90a3\u4e48\u4e5f\u5c31\u610f\u5473\u7740\u6b64\u65f6\u5ba2\u6237\u7aef\u53ef\u4ee5\u8fde\u63a5\u670d\u52a1\u5668\u4e86&#xff0c;\u4f46\u662f\u6b64\u65f6\u6211\u4eec\u7684\u4ee3\u7801\u903b\u8f91\u4e2d\u5e76\u6ca1\u6709\u5c06\u8fde\u63a5\u83b7\u53d6\u4e0a\u6765&#xff0c;\u5e76\u4e14\u5904\u7406\u8bf7\u6c42\u7684\u903b\u8f91\u5440&#xff0c;\u6240\u4ee5\u6b64\u65f6\u5f53\u5ba2\u6237\u7aef\u8fde\u63a5\u6210\u529f\u670d\u52a1\u5668\u4e4b\u540e&#xff0c;\u4f46\u662f\u7531\u4e8e\u6211\u4eec\u5e76\u6ca1\u6709\u5c06\u8fde\u63a5\u83b7\u53d6\u4e0a\u6765&#xff0c;\u540c\u6837\u7684\u5bf9\u4e8e\u5ba2\u6237\u7aef\u7684\u4efb\u4f55\u8bf7\u6c42\u6211\u4eec\u4e5f\u6ca1\u6709\u5bf9\u5e94\u7684\u5904\u7406\u8bf7\u6c42\u903b\u8f91\u7684\u5b9e\u73b0&#xff0c;\u6240\u4ee5\u5ba2\u6237\u7aef\u754c\u9762\u4e0a\u660e\u660e\u663e\u793a\u7684\u670d\u52a1\u5668\u8fde\u63a5\u6210\u529f&#xff0c;\u4f46\u662f\u7528\u6237\u6b64\u65f6\u5728\u5ba2\u6237\u7aef\u4e0a\u8fdb\u884c\u4efb\u4f55\u7684\u64cd\u4f5c&#xff0c;\u53d1\u9001\u4efb\u4f55\u7684\u8bf7\u6c42&#xff0c;\u670d\u52a1\u5668\u90fd\u4e0d\u4f1a\u8fdb\u884c\u54cd\u5e94&#xff0c;\u6b64\u65f6\u5c31\u6709\u95ee\u9898\u4e86<\/li>\n<li>\u6240\u4ee5\u6211\u4eec\u4e0d\u5e94\u8be5\u5148\u8c03\u7528listen\u7ed1\u5b9a\u7aef\u53e3\u53f7\u5e76\u76d1\u542c&#xff0c;\u800c\u662f\u8981\u5148\u8fdb\u884c\u8fde\u63a5\u7684\u83b7\u53d6&#xff0c;\u5e76\u4e14\u5728\u8fde\u63a5\u7684\u83b7\u53d6\u5bf9\u5e94\u7684\u69fd\u51fd\u6570\u4e2d\u8fdb\u884c\u8bf7\u6c42\u903b\u8f91\u7684\u5904\u7406&#xff0c;\u5f53\u6211\u4eec\u53ef\u4ee5\u987a\u5229\u7684\u628a\u8fde\u63a5\u83b7\u53d6\u4e0a\u6765&#xff0c;\u5e76\u4e14\u53ef\u4ee5\u5904\u7406\u5ba2\u6237\u7aef\u7684\u8bf7\u6c42\u4e86\u4e4b\u540e&#xff0c;\u6b64\u65f6\u518d\u5148\u8c03\u7528listen\u7ed1\u5b9a\u7aef\u53e3\u53f7\u5e76\u76d1\u542c\u5373\u53ef&#xff0c;\u6240\u4ee5\u8fd9\u91cc\u4e00\u5b9a\u662f\u5148\u628a\u5982\u4f55\u5904\u7406\u8fde\u63a5&#xff0c;\u5982\u4f55\u5904\u7406\u8bf7\u6c42\u7b49\u51c6\u5907\u597d&#xff0c;\u7136\u540e\u518dlisten\u7ed1\u5b9a\u7aef\u53e3\u53f7\u5e76\u76d1\u542c\u7ed9\u5ba2\u6237\u7aef\u63d0\u4f9b\u670d\u52a1&#xff0c;\u5e76\u4e14\u5bf9\u4e8elisten\u7ed1\u5b9a\u7aef\u53e3\u53f7\u5e76\u76d1\u542c\u64cd\u4f5c\u4e00\u5b9a\u8981\u662f\u521d\u59cb\u5316\u7684\u6700\u540e\u4e00\u6b65<\/li>\n<li>\u5bf9\u4e8e\u4e0a\u8ff0\u6b65\u9aa4\u5176\u5b9e\u4e5f\u5f88\u7b26\u5408\u6211\u4eec\u7684\u523b\u677f\u5370\u8c61&#xff0c;\u4f8b\u5982\u5f00\u4e00\u5bb6\u9910\u9986&#xff0c;\u8981\u5148\u51c6\u5907\u597d\u5e97\u9762&#xff0c;\u53a8\u5e08&#xff0c;\u5e97\u5458&#xff0c;\u98df\u6750\u7b49&#xff0c;\u7136\u540e\u624d\u5f00\u5f20\u8425\u4e1a&#xff0c;\u5982\u679c\u8981\u662f\u5148\u5f00\u5f20\u8425\u4e1a&#xff0c;\u800c\u4e0d\u53bb\u51c6\u5907\u53a8\u5e08&#xff0c;\u98df\u6750\u7b49&#xff0c;\u90a3\u4e48\u5ba2\u6237\u6765\u4e86\u4e4b\u540e&#xff0c;\u8001\u677f&#xff0c;\u6211\u8981\u5403\u9ebb\u8fa3\u5c0f\u9f99\u867e&#xff0c;\u800c\u4f60\u4f5c\u4e3a\u8001\u677f\u89e3\u91ca\u8bf4&#xff0c;\u4e0d\u597d\u610f\u601d&#xff0c;\u6211\u4eec\u8fd8\u6ca1\u6709\u53a8\u5e08&#xff0c;\u65e0\u6cd5\u4e0a\u83dc&#xff0c;\u8fd9\u5408\u7406\u5417&#xff1f;\u8fd9\u4e0d\u5408\u7406&#xff0c;\u8fd9\u4e0d\u79d1\u5b66&#xff0c;\u6240\u4ee5\u4e00\u5b9a\u662f\u5148\u51c6\u5907\u597d\u5e97\u9762&#xff0c;\u53a8\u5e08&#xff0c;\u5e97\u5458&#xff0c;\u98df\u6750\u7b49&#xff0c;\u7136\u540e\u624d\u5f00\u5f20\u8425\u4e1a<\/li>\n<li>\u8fd8\u6ca1\u6709\u6ca1\u8c03\u7528listen\u7ed1\u5b9a\u7aef\u53e3\u53f7\u5e76\u76d1\u542c\u4e4b\u524d&#xff0c;\u6b64\u65f6\u6b63\u5728\u8fdb\u884c\u51c6\u5907\u5982\u4f55\u5904\u7406\u8fde\u63a5&#xff0c;\u5982\u4f55\u5904\u7406\u8bf7\u6c42\u7b49&#xff0c;\u5982\u679c\u5ba2\u6237\u7aef\u8fde\u63a5\u670d\u52a1\u5668\u4f1a\u662f\u4ec0\u4e48\u6837\u5b50\u5462&#xff1f;\u6b64\u65f6\u5ba2\u6237\u7aef\u4e0a\u4f1a\u663e\u793a\u8fde\u63a5\u670d\u52a1\u5668\u5931\u8d25&#xff0c;\u8bf7\u5237\u65b0\u91cd\u8bd5&#xff0c;\u4e5f\u5c31\u662f\u6b64\u65f6\u8fd8\u6ca1\u6709\u8fde\u63a5\u670d\u52a1\u5668\u6210\u529f&#xff0c;\u6240\u4ee5\u81ea\u7136\u7684\u7528\u6237\u5c31\u4f1a\u8ba4\u4e3a&#xff0c;\u6b64\u65f6\u670d\u52a1\u5668\u8fd8\u6ca1\u6709\u529e\u6cd5\u63d0\u4f9b\u670d\u52a1&#xff0c;\u53ea\u6709\u5f53\u670d\u52a1\u5668\u8fde\u63a5\u6210\u529f\u4e4b\u540e\u624d\u53ef\u4ee5\u63d0\u4f9b\u670d\u52a1&#xff0c;\u540c\u6837\u7684\u9053\u7406&#xff0c;\u6b64\u65f6\u5982\u679c\u8fd8\u5728\u51c6\u5907\u5e97\u9762&#xff0c;\u53a8\u5e08&#xff0c;\u5e97\u5458&#xff0c;\u98df\u6750\u7b49&#xff0c;\u5ba2\u6237\u6765\u4e86\u4e00\u770b&#xff0c;\u539f\u6765\u8fd8\u6ca1\u6709\u5f00\u5f20\u8425\u4e1a&#xff0c;\u90a3\u4e48\u5ba2\u6237\u5c31\u4f1a\u7b49\u5230\u5f00\u5f20\u8425\u4e1a\u4e86\u4e4b\u540e\u518d\u6765\u6d88\u8d39<\/li>\n<p><span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">ifndef<\/span> <span class=\"token expression\">WIDGET_H<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">define<\/span> <span class=\"token macro-name\">WIDGET_H<\/span><\/span><\/p>\n<p><span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;QWidget&gt;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;QTcpServer&gt;<\/span><\/span><\/p>\n<p>QT_BEGIN_NAMESPACE<br \/>\n<span class=\"token keyword\">namespace<\/span> Ui <span class=\"token punctuation\">{<\/span> <span class=\"token keyword\">class<\/span> <span class=\"token class-name\">Widget<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token punctuation\">}<\/span><br \/>\nQT_END_NAMESPACE<\/p>\n<p><span class=\"token keyword\">class<\/span> <span class=\"token class-name\">Widget<\/span> <span class=\"token operator\">:<\/span> <span class=\"token base-clause\"><span class=\"token keyword\">public<\/span> <span class=\"token class-name\">QWidget<\/span><\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n    Q_OBJECT<\/p>\n<p><span class=\"token keyword\">public<\/span><span class=\"token operator\">:<\/span><br \/>\n    <span class=\"token function\">Widget<\/span><span class=\"token punctuation\">(<\/span>QWidget <span class=\"token operator\">*<\/span>parent <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">nullptr<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token operator\">~<\/span><span class=\"token function\">Widget<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token keyword\">private<\/span> slots<span class=\"token operator\">:<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">processConnection<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token keyword\">private<\/span><span class=\"token operator\">:<\/span><br \/>\n    Ui<span class=\"token double-colon punctuation\">::<\/span>Widget <span class=\"token operator\">*<\/span>ui<span class=\"token punctuation\">;<\/span><\/p>\n<p>    QTcpServer<span class=\"token operator\">*<\/span> tcpServer<span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">endif<\/span> <span class=\"token comment\">\/\/ WIDGET_H<\/span><\/span><\/p>\n<li>\u6240\u4ee5\u5173\u4e8e\u5982\u4f55\u5904\u7406\u5230\u6765\u7684\u8fde\u63a5&#xff0c;\u6211\u4eec\u540c\u6837\u53ef\u4ee5\u4f7f\u7528\u4fe1\u53f7\u69fd\u673a\u5236&#xff0c;\u670d\u52a1\u5668\u548c\u5ba2\u6237\u7aef\u5efa\u7acb\u597d\u8fde\u63a5\u4e4b\u540e&#xff0c;QTcpServer\u5c31\u4f1a\u89e6\u53d1newConnection\u4fe1\u53f7&#xff0c;\u6b64\u65f6\u6211\u4eec\u5c31\u53ef\u4ee5\u7ed9\u8fd9\u4e2a\u4fe1\u53f7\u7ed1\u5b9a\u69fd\u51fd\u6570&#xff0c;\u7136\u540e\u518d\u69fd\u51fd\u6570\u4e2d\u628a\u8fde\u63a5\u83b7\u53d6\u4e0a\u6765&#xff0c;\u8fdb\u884c\u5904\u7406\u8bf7\u6c42\u7b49\u64cd\u4f5c\u5373\u53ef&#xff0c;\u5728Widget\u7684.h\u5934\u6587\u4ef6\u4e2d&#xff0c;\u6211\u4eec\u58f0\u660e\u4e00\u4e2a\u79c1\u6709\u6210\u5458\u7684\u69fd\u51fd\u6570processConnection<\/li>\n<p><span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&#034;widget.h&#034;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&#034;ui_widget.h&#034;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;QMessageBox&gt;<\/span><\/span><\/p>\n<p><span class=\"token class-name\">Widget<\/span><span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">Widget<\/span><span class=\"token punctuation\">(<\/span>QWidget <span class=\"token operator\">*<\/span>parent<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token operator\">:<\/span> <span class=\"token function\">QWidget<\/span><span class=\"token punctuation\">(<\/span>parent<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">,<\/span> <span class=\"token function\">ui<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">new<\/span> Ui<span class=\"token double-colon punctuation\">::<\/span>Widget<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n    ui<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">setupUi<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">this<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token keyword\">this<\/span><span class=\"token operator\">-&gt;<\/span><span class=\"token function\">setWindowTitle<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;\u670d\u52a1\u5668&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    tcpServer <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token function\">QTcpServer<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">this<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token function\">connect<\/span><span class=\"token punctuation\">(<\/span>tcpServer<span class=\"token punctuation\">,<\/span> <span class=\"token operator\">&amp;<\/span>QTcpServer<span class=\"token double-colon punctuation\">::<\/span>newConnection<span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">this<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token operator\">&amp;<\/span>Widget<span class=\"token double-colon punctuation\">::<\/span>processConnection<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token keyword\">bool<\/span> ret <span class=\"token operator\">&#061;<\/span> tcpServer<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">listen<\/span><span class=\"token punctuation\">(<\/span>QHostAddress<span class=\"token double-colon punctuation\">::<\/span>Any<span class=\"token punctuation\">,<\/span> <span class=\"token number\">9090<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>ret <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token boolean\">false<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token class-name\">QMessageBox<\/span><span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">critical<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">this<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;\u670d\u52a1\u5668\u542f\u52a8\u5931\u8d25&#034;<\/span><span class=\"token punctuation\">,<\/span> tcpServer<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">errorString<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token function\">exit<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p><span class=\"token class-name\">Widget<\/span><span class=\"token double-colon punctuation\">::<\/span><span class=\"token operator\">~<\/span><span class=\"token function\">Widget<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token keyword\">delete<\/span> ui<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p><span class=\"token keyword\">void<\/span> <span class=\"token class-name\">Widget<\/span><span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">processConnection<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><\/p>\n<p><span class=\"token punctuation\">}<\/span><\/p>\n<li>\u63a5\u4e0b\u6765\u6211\u4eec\u5c31\u53ef\u4ee5\u5728Widget\u7684.cpp\u6e90\u6587\u4ef6\u4e2d\u5b9a\u4e49\u8fd9\u4e2a\u69fd\u51fd\u6570processConnection&#xff0c;\u5bf9\u4e8e\u5982\u4f55\u5b9e\u73b0\u69fd\u51fd\u6570processConnection&#xff0c;\u5c0f\u7f16\u8fd9\u91cc\u5148\u4e2a\u6401\u7f6e\u4e00\u4e0b&#xff0c;\u7b49\u5230\u5b8c\u6210\u4e86Widget\u7684\u6784\u9020\u51fd\u6570\u7684\u7f16\u5199\u4e4b\u540e\u518d\u6765\u5b9e\u73b0&#xff0c;\u6240\u4ee5\u5728Widget\u7684\u6784\u9020\u51fd\u6570\u4e2d&#xff0c;\u6211\u4eec\u4f7f\u7528connect\u53bb\u8fdb\u884ctcpServer\u7684newConnection\u4fe1\u53f7\u548cthis\u6307\u9488\u5bf9\u5e94\u7684Widget\u4e2d\u69fd\u51fd\u6570processConnection\u7684\u8fde\u63a5<\/li>\n<li>\u6b64\u65f6\u5728\u69fd\u51fd\u6570processConnection\u4e2d\u5df2\u7ecf\u51c6\u5907\u597d\u4e86\u5982\u4f55\u5c06\u8fde\u63a5\u83b7\u53d6\u4e0a\u6765&#xff0c;\u5982\u4f55\u5904\u7406\u8bf7\u6c42\u4e4b\u540e&#xff0c;\u63a5\u4e0b\u6765\u6211\u4eec\u624d\u53ef\u4ee5\u8fdb\u884clisten\u7ed1\u5b9a\u7aef\u53e3\u53f7\u5e76\u76d1\u542c&#xff0c;\u90a3\u4e48\u6b64\u65f6\u6211\u4eec\u8c03\u7528listen&#xff0c;\u4f20\u5165IP\u5730\u5740\u4e3aQHostAddress::Any\u8868\u793a\u63a5\u6536\u4e3b\u673a\u4e0a\u7684\u7f51\u5361\u4e0a\u7684\u5168\u90e8IP\u5730\u5740\u7684\u8bf7\u6c42&#xff0c;\u7136\u540e\u7ed1\u5b9a\u7aef\u53e3\u53f7\u4e3a9090\u5373\u53ef&#xff0c;\u6b64\u65f6listen\u51fd\u6570\u5c31\u4f1a\u81ea\u52a8\u8fdb\u884c\u76d1\u542c\u7aef\u53e3\u53f7\u4e86&#xff0c;\u90a3\u4e48\u6b64\u65f6\u95ee\u9898\u6765\u4e86&#xff0c;\u662f\u5426listen\u4f1a\u7531\u4e8e\u6743\u9650\u4e0d\u8db3&#xff0c;\u7aef\u53e3\u53f7\u5df2\u7ecf\u88ab\u5176\u5b83\u4eba\u7ed1\u5b9a\u4e86\u7b49\u539f\u56e0\u9020\u6210\u7ed1\u5b9a\u7aef\u53e3\u53f7\u5931\u8d25\u5462&#xff1f; <img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/07\/20260725014917-6a64161d8743f.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" width=\"700\" \/><\/li>\n<li>\u5b8c\u5168\u6709\u53ef\u80fd&#xff0c;\u5982\u4e0a&#xff0c;\u6070\u597dlisten\u7684\u8fd4\u56de\u503c\u5c31\u662fbool\u7c7b\u578b\u7684\u503c&#xff0c;\u6240\u4ee5\u6b64\u65f6\u6211\u4eec\u4f7f\u7528ret\u63a5\u6536\u4e00\u4e0blisten\u7684\u8fd4\u56de\u503c&#xff0c;\u8fdb\u884c\u5224\u65ad\u5373\u53ef&#xff0c;\u5982\u679c\u662ftrue\u5219\u8868\u793alisten\u7ed1\u5b9a\u7aef\u53e3\u53f7\u6210\u529f\u5e76\u4e14\u8fdb\u884c\u4e86\u76d1\u542c&#xff0c;\u6b64\u65f6\u6211\u4eec\u4e0d\u7528\u8fdb\u884c\u5dee\u9519\u5904\u7406&#xff0c;\u800c\u5982\u679cret\u7684\u503c\u662ffalse&#xff0c;\u8868\u793a\u6b64\u65f6listen\u7ed1\u5b9a\u7aef\u53e3\u53f7\u5931\u8d25\u4e86&#xff0c;\u90a3\u4e48\u5c31\u4ee3\u8868\u6b64\u65f6\u6743\u9650\u4e0d\u8db3\u6216\u8005\u7aef\u53e3\u53f7port\u88ab\u5360\u7528\u7b49\u5176\u5b83\u7684\u56e0\u7d20&#xff0c;\u90a3\u4e48\u6b64\u65f6\u6211\u4eec\u5c31\u4f7f\u7528QMessageBox::critical\u5f39\u51fa\u4e00\u4e2a\u4e25\u91cd\u95ee\u9898\u7684\u6d88\u606f\u5bf9\u8bdd\u6846<\/li>\n<li>\u63a5\u4e0b\u6765\u4f20\u53c2\u7236\u5143\u7d20\u4e3aWidget\u7a97\u53e3\u5bf9\u5e94\u7684this\u6307\u9488&#xff0c;\u6302\u63a5\u5230\u5bf9\u8c61\u6811\u4e0a&#xff0c;\u7136\u540e\u7ee7\u7eed\u4f20\u53c2\u4e25\u91cd\u95ee\u9898\u7684\u6d88\u606f\u5bf9\u8bdd\u6846\u7684\u6807\u9898\u4e3a\u670d\u52a1\u5668\u542f\u52a8\u5931\u8d25&#xff0c;\u63a5\u4e0b\u6765\u4f20\u53c2\u4e25\u91cd\u95ee\u9898\u7684\u6d88\u606f\u5bf9\u8bdd\u6846\u4e2d\u663e\u793a\u7684\u6587\u672c&#xff0c;\u6b64\u65f6\u6211\u4eec\u77e5\u9053bind\u7ed1\u5b9a\u5931\u8d25\u7684\u539f\u56e0\u5417&#xff1f;\u597d\u50cf\u4e0d\u592a\u6e05\u695a&#xff0c;\u5bf9\u4e8e\u6b64\u65f6bind\u7ed1\u5b9a\u5931\u8d25\u7684\u539f\u56e0\u6709\u53ef\u80fd\u662f\u7aef\u53e3\u53f7port\u88ab\u5360\u7528\u6216\u8005IP\u5730\u5740\u9519\u8bef\u6216\u8005\u6743\u9650\u4e0d\u8db3\u6216\u8005\u7aef\u53e3\u53f7\u975e\u6cd5\u7b49\u539f\u56e0<\/li>\n<li>\u6240\u4ee5\u5bf9\u4e8ebind\u7ed1\u5b9a\u5931\u8d25\u7684\u539f\u56e0&#xff0c;\u6211\u4eec\u786e\u5b9e\u4e0d\u592a\u6e05\u695a&#xff0c;\u90a3\u4e48\u8c01\u6e05\u695a\u5462&#xff1f;\u7cfb\u7edf\u6e05\u695a&#xff0c;\u7cfb\u7edf\u8c03\u7528bind\u5931\u8d25\u65f6\u5019&#xff0c;\u4f1a\u8bbe\u7f6e\u9519\u8bef\u7801errno&#xff0c;\u800c\u5728C\u8bed\u8a00\u4e2d\u4f7f\u7528perror\u5c31\u53ef\u4ee5\u5c06errno\u5bf9\u5e94\u7684\u9519\u8bef\u4fe1\u606f\u4ee5\u5b57\u7b26\u4e32\u7684\u5f62\u5f0f\u8fdb\u884c\u6253\u5370&#xff0c;\u6070\u597dQt\u4e2d\u5bf9\u4e8eerrno\u673a\u5236\u540c\u6837\u5c01\u88c5\u6210\u4e86errorString&#xff0c;\u8fd9\u91cc\u7684Qt\u4e2d\u7684errnoString\u7684\u4f5c\u7528\u5c31\u548cC\u8bed\u8a00\u4e2d\u7684perror\u7c7b\u4f3c&#xff0c;\u6240\u4ee5\u6211\u4eec\u8fd9\u91cc\u5c31\u8c03\u7528errnoString\u5c06errno\u5bf9\u5e94\u7684\u9519\u8bef\u4fe1\u606f\u8f6c\u6362\u6210\u5b57\u7b26\u4e32\u7684\u5f62\u5f0f\u8fdb\u884c\u4f20\u53c2&#xff0c;\u90a3\u4e48\u5728\u5f39\u51fa\u4e25\u91cd\u95ee\u9898\u7684\u6d88\u606f\u5bf9\u8bdd\u6846\u4e4b\u540e&#xff0c;\u7531\u4e8e\u6b64\u65f6\u670d\u52a1\u5668\u7ed1\u5b9a\u7aef\u53e3\u5931\u8d25&#xff0c;\u4e5f\u5c31\u610f\u5473\u7740\u6b64\u65f6\u670d\u52a1\u5668\u542f\u52a8\u5931\u8d25\u4e86&#xff0c;\u5373\u6b64\u65f6\u670d\u52a1\u5668\u65e0\u6cd5\u4e3a\u5ba2\u6237\u7aef\u63d0\u4f9b\u670d\u52a1\u4e86&#xff0c;\u6240\u4ee5\u540e\u9762\u7684\u903b\u8f91\u6211\u4eec\u4e5f\u4e0d\u7528\u6267\u884c\u4e86&#xff0c;\u76f4\u63a5exit\u7ec8\u6b62\u7a0b\u5e8f\u5bf9\u5e94\u7684\u8fdb\u7a0b&#xff0c;\u7136\u540e\u8fd4\u56de\u9519\u8bef\u7801\u4e3a1\u5373\u53ef<\/li>\n<li>\u8fd9\u91cc\u6211\u4eec\u51c6\u5907\u597d\u4e86\u5982\u4f55\u5c06\u8fde\u63a5\u83b7\u53d6\u4e0a\u6765&#xff0c;\u5982\u4f55\u5904\u7406\u8bf7\u6c42\u4e4b\u540e&#xff0c;\u624d\u8fdb\u884c\u7684listen\u7ed1\u5b9a\u7aef\u53e3\u53f7\u5e76\u76d1\u542c&#xff0c;\u90a3\u4e48\u5f53\u6267\u884c\u5b8c\u6210listen\u4e4b\u540e\u4e5f\u5c31\u610f\u5473\u7740\u6b64\u65f6\u5ba2\u6237\u7aef\u53ef\u4ee5\u8fde\u63a5\u670d\u52a1\u5668&#xff0c;\u53d1\u9001\u8bf7\u6c42\u62a5\u6587\u8fdb\u884c\u8bf7\u6c42\u670d\u52a1\u4e86&#xff0c;\u53ef\u662f\u8fd9\u91cc\u6211\u4eec\u4f5c\u4e3a\u670d\u52a1\u5668\u77e5\u9053\u5ba2\u6237\u7aef\u4ec0\u4e48\u65f6\u5019\u6765\u8fde\u63a5\u5417&#xff1f;\u4e0d\u77e5\u9053&#xff0c;\u670d\u52a1\u5668\u6c38\u8fdc\u90fd\u662f\u88ab\u52a8\u7684&#xff0c;\u670d\u52a1\u5668\u7ed9\u5ba2\u6237\u7aef\u63d0\u4f9b\u670d\u52a1&#xff0c;\u5f53\u5ba2\u6237\u7aef\u6709\u9700\u6c42\u7684\u65f6\u5019&#xff0c;\u5ba2\u6237\u7aef\u624d\u4f1a\u8fde\u63a5\u670d\u52a1\u5668&#xff0c;\u53d1\u9001\u8bf7\u6c42\u62a5\u6587\u8fdb\u884c\u8bf7\u6c42\u670d\u52a1&#xff0c;\u6b64\u65f6\u670d\u52a1\u5668\u624d\u53ef\u4ee5\u8fdb\u884c\u8fde\u63a5\u7684\u83b7\u53d6&#xff0c;\u8bf7\u6c42\u7684\u5904\u7406<\/li>\n<li>\u6240\u4ee5\u6b64\u65f6\u5373\u4f7f\u6211\u4eec\u51c6\u5907\u597d\u4e86\u5982\u4f55\u5c06\u8fde\u63a5\u83b7\u53d6\u4e0a\u6765&#xff0c;\u5982\u4f55\u5904\u7406\u8bf7\u6c42\u4e4b\u540e&#xff0c;\u5e76\u4e14\u8fdb\u884c\u4e86listen\u7ed1\u5b9a\u7aef\u53e3\u53f7\u5e76\u76d1\u542c&#xff0c;\u4f5c\u4e3a\u670d\u52a1\u5668\u7aef\u4e5f\u5e76\u4e0d\u6e05\u695a\u5ba2\u6237\u7aef\u4ec0\u4e48\u65f6\u5019\u6765\u8fde\u63a5&#xff0c;\u6240\u4ee5\u5bf9\u4e8enewConnection\u4fe1\u53f7\u4ec0\u4e48\u65f6\u5019\u89e6\u53d1\u6211\u4eec\u4e5f\u4e0d\u6e05\u695a&#xff0c;\u8fdb\u800c\u69fd\u51fd\u6570processConnection\u4ec0\u4e48\u65f6\u5019\u88ab\u6267\u884c\u6211\u4eec\u4e5f\u4e0d\u6e05\u695a&#xff0c;\u53ea\u6709\u5f53\u5ba2\u6237\u7aef\u6709\u9700\u6c42\u7684\u65f6\u5019\u624d\u4f1a\u8fde\u63a5\u670d\u52a1\u5668&#xff0c;\u53d1\u9001\u8bf7\u6c42\u62a5\u6587\u8fdb\u884c\u8bf7\u6c42\u670d\u52a1\u5668\u7684\u670d\u52a1\u7684\u65f6\u5019&#xff0c;\u624d\u4f1a\u89e6\u53d1newConnection\u4fe1\u53f7&#xff0c;\u8fdb\u800c\u6267\u884c\u69fd\u51fd\u6570processConnection\u5c06\u8fde\u63a5\u83b7\u53d6\u4e0a\u6765&#xff0c;\u5e76\u4e14\u83b7\u53d6\u8bf7\u6c42\u8fdb\u884c\u5904\u7406<\/li>\n<p><span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&#034;widget.h&#034;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&#034;ui_widget.h&#034;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;QMessageBox&gt;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;QTcpSocket&gt;<\/span><\/span><\/p>\n<p><span class=\"token class-name\">Widget<\/span><span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">Widget<\/span><span class=\"token punctuation\">(<\/span>QWidget <span class=\"token operator\">*<\/span>parent<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token operator\">:<\/span> <span class=\"token function\">QWidget<\/span><span class=\"token punctuation\">(<\/span>parent<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">,<\/span> <span class=\"token function\">ui<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">new<\/span> Ui<span class=\"token double-colon punctuation\">::<\/span>Widget<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n    ui<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">setupUi<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">this<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token keyword\">this<\/span><span class=\"token operator\">-&gt;<\/span><span class=\"token function\">setWindowTitle<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;\u670d\u52a1\u5668&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    tcpServer <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token function\">QTcpServer<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">this<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token function\">connect<\/span><span class=\"token punctuation\">(<\/span>tcpServer<span class=\"token punctuation\">,<\/span> <span class=\"token operator\">&amp;<\/span>QTcpServer<span class=\"token double-colon punctuation\">::<\/span>newConnection<span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">this<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token operator\">&amp;<\/span>Widget<span class=\"token double-colon punctuation\">::<\/span>processConnection<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token keyword\">bool<\/span> ret <span class=\"token operator\">&#061;<\/span> tcpServer<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">listen<\/span><span class=\"token punctuation\">(<\/span>QHostAddress<span class=\"token double-colon punctuation\">::<\/span>Any<span class=\"token punctuation\">,<\/span> <span class=\"token number\">9090<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>ret <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token boolean\">false<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token class-name\">QMessageBox<\/span><span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">critical<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">this<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;\u670d\u52a1\u5668\u542f\u52a8\u5931\u8d25&#034;<\/span><span class=\"token punctuation\">,<\/span> tcpServer<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">errorString<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token function\">exit<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p><span class=\"token class-name\">Widget<\/span><span class=\"token double-colon punctuation\">::<\/span><span class=\"token operator\">~<\/span><span class=\"token function\">Widget<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token keyword\">delete<\/span> ui<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p><span class=\"token keyword\">void<\/span> <span class=\"token class-name\">Widget<\/span><span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">processConnection<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token comment\">\/\/ \u83b7\u53d6\u8fde\u63a5<\/span><br \/>\n    QTcpSocket<span class=\"token operator\">*<\/span> clientSocket <span class=\"token operator\">&#061;<\/span> tcpServer<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">nextPendingConnection<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    QString log <span class=\"token operator\">&#061;<\/span> <span class=\"token string\">&#034;[&#034;<\/span> <span class=\"token operator\">&#043;<\/span> clientSocket<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">peerAddress<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">toString<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#043;<\/span> <span class=\"token string\">&#034;:&#034;<\/span> <span class=\"token operator\">&#043;<\/span> <span class=\"token class-name\">QString<\/span><span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">number<\/span><span class=\"token punctuation\">(<\/span>clientSocket<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">peerPort<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#043;<\/span> <span class=\"token string\">&#034;] \u5ba2\u6237\u7aef\u4e0a\u7ebf&#034;<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    ui<span class=\"token operator\">-&gt;<\/span>listWidget<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">addItem<\/span><span class=\"token punctuation\">(<\/span>log<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token comment\">\/\/ \u5904\u7406\u8bf7\u6c42<\/span><br \/>\n    <span class=\"token function\">connect<\/span><span class=\"token punctuation\">(<\/span>clientSocket<span class=\"token punctuation\">,<\/span> <span class=\"token operator\">&amp;<\/span>QTcpSocket<span class=\"token double-colon punctuation\">::<\/span>readyRead<span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">this<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token punctuation\">[<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token comment\">\/\/ \u8bfb\u53d6\u8bf7\u6c42\u6570\u636e<\/span><br \/>\n        QString request <span class=\"token operator\">&#061;<\/span> clientSocket<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">readAll<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token comment\">\/\/ \u4e1a\u52a1\u903b\u8f91\u7684\u5904\u7406<\/span><br \/>\n        <span class=\"token keyword\">const<\/span> QString<span class=\"token operator\">&amp;<\/span> response <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">process<\/span><span class=\"token punctuation\">(<\/span>request<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token comment\">\/\/ \u53d1\u9001\u54cd\u5e94\u6570\u636e<\/span><br \/>\n        clientSocket<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">write<\/span><span class=\"token punctuation\">(<\/span>response<span class=\"token punctuation\">.<\/span><span class=\"token function\">toUtf8<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>        QString log <span class=\"token operator\">&#061;<\/span> <span class=\"token string\">&#034;[&#034;<\/span> <span class=\"token operator\">&#043;<\/span> clientSocket<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">peerAddress<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">toString<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#043;<\/span> <span class=\"token string\">&#034;:&#034;<\/span> <span class=\"token operator\">&#043;<\/span> <span class=\"token class-name\">QString<\/span><span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">number<\/span><span class=\"token punctuation\">(<\/span>clientSocket<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">peerPort<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#043;<\/span> <span class=\"token string\">&#034;], req: &#034;<\/span><br \/>\n                <span class=\"token operator\">&#043;<\/span> request <span class=\"token operator\">&#043;<\/span> <span class=\"token string\">&#034;, resp: &#034;<\/span> <span class=\"token operator\">&#043;<\/span> response<span class=\"token punctuation\">;<\/span><br \/>\n        ui<span class=\"token operator\">-&gt;<\/span>listWidget<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">addItem<\/span><span class=\"token punctuation\">(<\/span>log<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token comment\">\/\/ \u5904\u7406\u8fde\u63a5\u7684\u65ad\u5f00<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p>QString <span class=\"token class-name\">Widget<\/span><span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">process<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> QString <span class=\"token operator\">&amp;<\/span>request<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token keyword\">return<\/span> request<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<li>\u63a5\u4e0b\u6765\u6211\u4eec\u5c31\u5f00\u59cb\u7f16\u5199\u8fde\u63a5\u83b7\u53d6&#xff0c;\u8bf7\u6c42\u5904\u7406\u5bf9\u5e94\u7684\u69fd\u51fd\u6570processConnection&#xff0c;\u9996\u5148\u5f53\u69fd\u51fd\u6570processConnection\u88ab\u6267\u884c\u7684\u65f6\u5019&#xff0c;\u5c31\u4ee3\u8868\u89e6\u53d1\u4e86newConnection\u4fe1\u53f7&#xff0c;\u800cnewConnection\u4fe1\u53f7\u7684\u89e6\u53d1\u5c31\u4ee3\u8868\u6b64\u65f6\u5df2\u7ecf\u548c\u5ba2\u6237\u7aef\u5efa\u7acb\u4e86\u4e00\u4e2a\u8fde\u63a5&#xff0c;\u6240\u4ee5\u6b64\u65f6\u6211\u4eec\u4f7f\u7528nextPendingConnection\u901a\u8fc7tcpSocket\u62ff\u5230\u4e00\u4e2aclientSocket\u5bf9\u8c61&#xff0c;\u901a\u8fc7\u8fd9\u4e2a\u5bf9\u8c61&#xff0c;\u6211\u4eec\u5c31\u53ef\u4ee5\u548c\u5ba2\u6237\u7aef\u8fdb\u884c\u901a\u4fe1&#xff0c;\u6240\u4ee5\u8fd9\u4e2a\u5bf9\u8c61\u5c31\u50cf\u670d\u52a1\u5668\u548c\u5ba2\u6237\u7aef\u7684\u4ee3\u7406\u4eba\u4e00\u6837\u7684\u5b58\u5728<\/li>\n<li>\u6b64\u65f6\u62ff\u5230\u4e86clientSocket\u5bf9\u8c61\u5c31\u4ee3\u8868\u5ba2\u6237\u7aef\u4e0a\u7ebf\u4e86&#xff0c;\u63a5\u4e0b\u6765\u6211\u4eec\u56de\u663e\u4e00\u4e2a\u65e5\u5fd7log&#xff0c;\u5305\u542b\u5ba2\u6237\u7aef\u7684IP\u5730\u5740\u548c\u7aef\u53e3\u53f7port\u5373\u53ef&#xff0c;\u4f46\u662f\u5982\u4f55\u83b7\u6089\u5ba2\u6237\u7aef\u7684IP\u5730\u5740\u548c\u7aef\u53e3\u53f7port\u5462&#xff1f;\u5176\u5b9e\u5728\u6211\u4eec\u83b7\u53d6\u4e0a\u6765\u7684clientSocket\u5bf9\u8c61\u4e2d\u5c31\u6709&#xff0c;\u6211\u4eec\u4f7f\u7528peer\u7cfb\u5217\u63a5\u53e3\u8fdb\u884c\u83b7\u53d6&#xff0c;peer\u7cfb\u5217\u63a5\u53e3\u53ef\u4ee5\u83b7\u53d6\u5bf9\u7aef\u7684\u4fe1\u606f&#xff0c;\u5f53\u524d\u6211\u4eec\u662f\u670d\u52a1\u5668\u7aef&#xff0c;\u90a3\u4e48\u6b64\u65f6\u5bf9\u7aef\u5c31\u662f\u5ba2\u6237\u7aef&#xff0c;\u6240\u4ee5\u6b64\u65f6\u7ad9\u5728\u670d\u52a1\u5668\u7aef\u8c03\u7528peer\u7cfb\u5217\u63a5\u53e3\u5c31\u662f\u83b7\u53d6\u7684\u5bf9\u7aef\u5ba2\u6237\u7aef\u7684\u4fe1\u606f&#xff0c;\u800c\u5982\u679c\u7ad9\u5728\u5ba2\u6237\u7aef\u90a3\u4e48\u8c03\u7528peer\u7cfb\u5217\u63a5\u53e3\u5c31\u662f\u83b7\u53d6\u7684\u5bf9\u7aef\u670d\u52a1\u5668\u7684\u4fe1\u606f &#xff08;1&#xff09;\u6211\u4eec\u4f7f\u7528peerAddress\u83b7\u53d6\u5bf9\u7aef\u7684IP\u5730\u5740&#xff0c;\u8fd4\u56de\u503c\u662f\u4e00\u4e2aQHostAddress\u7c7b\u578b&#xff0c;\u90a3\u4e48\u6211\u4eec\u901a\u8fc7toString\u88c5\u6362\u6210QStrring\u7c7b\u578b\u8fdb\u884c\u5b57\u7b26\u4e32\u62fc\u63a5\u5373\u53ef &#xff08;2&#xff09;\u4f7f\u7528peerPort\u83b7\u53d6\u5bf9\u7aef\u7684\u7aef\u53e3\u53f7port&#xff0c;\u8fd4\u56de\u7684\u662f\u4e00\u4e2aquint16\u7c7b\u578b&#xff0c;\u90a3\u4e48\u6211\u4eec\u4f7f\u7528QString::number\u8f6c\u6362\u4e3aQString\u7c7b\u578b\u8fdb\u884c\u5b57\u7b26\u4e32\u62fc\u63a5\u5373\u53ef<\/li>\n<li>\u6240\u4ee5\u6b64\u65f6\u6211\u4eec\u6784\u9020\u597d\u4e86log\u5bf9\u8c61&#xff0c;\u90a3\u4e48\u56de\u663e\u5230\u5217\u8868\u4e0a\u4e86\u5417&#xff1f;\u8fd8\u6ca1\u6709&#xff0c;\u5f53\u524d\u7684log\u5bf9\u8c61\u8fd8\u6ca1\u6709\u4f5c\u4e3a\u5143\u7d20\u6dfb\u52a0\u5230\u5217\u8868\u4e0a\u8fdb\u884c\u56de\u663e&#xff0c;\u6240\u4ee5\u6b64\u65f6\u6211\u4eec\u4f7f\u7528addItem\u5c06log\u5bf9\u8c61\u4f5c\u4e3a\u4e00\u4e2a\u5143\u7d20\u56de\u663e\u5230\u5217\u8868\u4e0a\u5373\u53ef&#xff0c;\u6b64\u65f6\u6211\u4eec\u6210\u529f\u7684\u83b7\u53d6\u4e86\u4e00\u4e2a\u5ba2\u6237\u7aef\u8fde\u63a5&#xff0c;\u5e76\u4e14\u56de\u663e\u4e86\u5ba2\u6237\u7aef\u4e0a\u7ebf\u7684\u65e5\u5fd7&#xff0c;\u800c\u5ba2\u6237\u7aef\u4e0a\u7ebf\u4e86&#xff0c;\u6b64\u65f6\u6709\u53ef\u80fd\u5ba2\u6237\u7aef\u4f1a\u8fdb\u884c\u64cd\u4f5c\u7ed9\u6211\u4eec\u53d1\u6765\u8bf7\u6c42\u62a5\u6587&#xff0c;\u4e5f\u6709\u53ef\u80fd\u5ba2\u6237\u7aef\u4e0d\u4f1a\u7acb\u5373\u8fdb\u884c\u64cd\u4f5c\u7ed9\u6211\u4eec\u53d1\u6765\u8bf7\u6c42\u62a5\u6587&#xff0c;\u4f46\u662f\u4e0d\u8bba\u5982\u4f55&#xff0c;\u5f53\u5ba2\u6237\u7aef\u7ed9\u6211\u4eec\u53d1\u6765\u8bf7\u6c42\u7684\u65f6\u5019&#xff0c;\u6211\u4eec\u4f5c\u4e3a\u670d\u52a1\u5668\u5e94\u8be5\u5177\u6709\u80fd\u529b\u53bb\u5904\u7406\u5ba2\u6237\u7aef\u7684\u8bf7\u6c42\u62a5\u6587<\/li>\n<li>\u6240\u4ee5\u6b64\u65f6\u6211\u4eec\u5c31\u53ef\u4ee5\u501f\u52a9\u4fe1\u53f7\u69fd\u673a\u5236\u6765\u5b9e\u73b0\u5904\u7406\u5ba2\u6237\u7aef\u7684\u8bf7\u6c42\u62a5\u6587&#xff0c;\u5f53\u670d\u52a1\u5668\u6536\u5230\u5ba2\u6237\u7aef\u7684\u8bf7\u6c42\u62a5\u6587\u7684\u65f6\u5019&#xff0c;\u4f1a\u89e6\u53d1readyRead\u4fe1\u53f7&#xff0c;\u6b64\u65f6\u6211\u4eec\u5c31\u53ef\u4ee5\u7ed9readyRead\u4fe1\u53f7\u7ed1\u5b9a\u69fd\u51fd\u6570&#xff0c;\u5728\u69fd\u51fd\u6570\u4e2d\u8fdb\u884c\u8bf7\u6c42\u62a5\u6587\u7684\u83b7\u53d6&#xff0c;\u4e1a\u52a1\u903b\u8f91\u7684\u5904\u7406&#xff0c;\u54cd\u5e94\u62a5\u6587\u7684\u6784\u5efa\u4e0e\u53d1\u9001&#xff0c;\u8fd9\u91cc\u7531\u4e8e\u8981\u4f7f\u7528\u5230clientSocket\u8bfb\u53d6\u8bf7\u6c42\u62a5\u6587&#xff0c;\u53d1\u9001\u54cd\u5e94\u62a5\u6587\u548c\u5ba2\u6237\u7aef\u8fdb\u884c\u901a\u4fe1&#xff0c;\u800c\u8fd9\u4e2aclientSocket\u662f\u4e00\u4e2aQTcpSocket*\u6307\u9488\u7c7b\u578b&#xff0c;\u5728\u69fd\u51fd\u6570\u5185\u9700\u8981\u4f7f\u7528<\/li>\n<li>\u90a3\u4e48\u662f\u5426\u6211\u4eec\u53ef\u4ee5\u5c06\u8fd9\u4e2aclientSocket\u662f\u4e00\u4e2aQTcpSocket*\u6307\u9488\u7c7b\u578b\u4f5c\u4e3a\u53c2\u6570\u4f20\u53c2\u7ed9\u69fd\u51fd\u6570\u5462&#xff1f;\u5176\u5b9e\u662f\u4e0d\u884c\u7684&#xff0c;\u69fd\u51fd\u6570\u6700\u7ec8\u7684\u4f20\u53c2&#xff0c;\u4e0d\u662f\u6211\u4eec\u6765\u8fdb\u884c\u4f20\u53c2&#xff0c;\u800c\u662f\u57fa\u4e8e\u4e8b\u4ef6\u5faa\u73afQt\u6765\u8fdb\u884c\u8c03\u7528&#xff0c;\u5bf9\u4e8e\u69fd\u51fd\u6570\u7684\u4f20\u53c2\u903b\u8f91\u6211\u4eec\u65e0\u6cd5\u5e72\u9884&#xff0c;\u800c\u6211\u4eec\u4e4b\u524d\u5b66\u4e60\u8fc7\u69fd\u51fd\u6570\u4e5f\u53ef\u4ee5\u662flambda\u8868\u8fbe\u5f0f&#xff0c;lambda\u53ef\u4ee5\u4ee5\u4f20\u503c\u7684\u65b9\u5f0f\u6355\u83b7\u8fd9\u4e2aclientSocket\u662f\u4e00\u4e2aQTcpSocket*\u6307\u9488\u7c7b\u578b&#xff0c;\u6b63\u597d\u7b26\u5408\u6211\u4eec\u7684\u9700\u6c42 <img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/07\/20260725014917-6a64161d9359b.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" width=\"200\" \/><\/li>\n<li>\u6240\u4ee5\u6b64\u65f6\u6211\u4eec\u4f7f\u7528connect\u5c06clientSocket\u53d1\u51fa\u7684readyRead\u4fe1\u53f7\u548cthis\u6307\u9488\u5bf9\u5e94\u7684Widget\u4e2d\u7684lambda\u8868\u8fbe\u5f0f\u5f62\u5f0f\u7684\u69fd\u51fd\u6570\u8fdb\u884c\u8fde\u63a5&#xff0c;\u90a3\u4e48\u5728lambda\u8868\u8fbe\u5f0f\u4e2d\u5c31\u53ef\u4ee5\u8fdb\u884c\u8bf7\u6c42\u62a5\u6587\u7684\u83b7\u53d6&#xff0c;\u4e1a\u52a1\u903b\u8f91\u7684\u5904\u7406&#xff0c;\u54cd\u5e94\u62a5\u6587\u7684\u6784\u5efa\u4e0e\u53d1\u9001\u7684\u903b\u8f91\u4e86&#xff0c;\u6b64\u65f6\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528readAll\u5c06\u672c\u6b21\u8bf7\u6c42\u62a5\u6587\u8bfb\u53d6\u4e0a\u6765&#xff0c;\u90a3\u4e48\u8fd9\u91cc\u8010\u5fc3\u7684\u8bfb\u8005\u53cb\u53cb\u53ef\u80fd\u4f1a\u53d1\u73b0&#xff0c;\u4e0eUDP\u4e2d\u4f7f\u7528\u7684\u63a5\u53e3\u4e0d\u540c&#xff0c;UDP\u8bfb\u53d6\u62a5\u6587\u7684\u65f6\u5019\u4f7f\u7528\u7684\u662freceiveDatagram\u8bfb\u53d6\u4e00\u4e2a\u8bf7\u6c42\u62a5\u6587&#xff0c;\u8fd4\u56de\u7684\u662fUDP\u6570\u636e\u62a5QNetworkDatagram\u5bf9\u8c61&#xff0c;\u4ee3\u8868UDP\u662f\u9762\u5411\u6570\u636e\u62a5\u7684<\/li>\n<li>\u800c\u6211\u4eec\u8fd9\u91cc\u4f7f\u7528readAll\u4e00\u6b21\u6027\u5c06TCP\u63a5\u6536\u7f13\u51b2\u533a\u7684\u6570\u636e\u5168\u90e8\u8bfb\u53d6\u4e0a\u6765&#xff0c;\u8fd4\u56de\u503c\u5374\u662f\u4e00\u4e2aQByteArray\u5b57\u8282\u6570\u7ec4&#xff0c;\u4e5f\u5c31\u662f\u4e00\u4e2a\u5b57\u8282\u4e00\u4e2a\u5b57\u8282\u7684\u6570\u636e&#xff0c;\u5408\u7406\u5417&#xff1f;\u5341\u5206\u5408\u7406&#xff0c;\u4e00\u4e2a\u4e00\u4e2a\u5b57\u8282&#xff0c;\u8fd9\u5c31\u662fTCP\u9762\u5411\u5b57\u8282\u6d41\u7684\u4f53\u73b0&#xff0c;\u540e\u9762\u5c0f\u7f16\u4f1a\u8fdb\u884c\u8be6\u7ec6\u8bb2\u89e3&#xff0c;\u8fd9\u91cc\u6211\u4eec\u5148\u77e5\u9053\u662fTCP\u9762\u5411\u5b57\u8282\u6d41\u7684\u4f53\u73b0\u5373\u53ef&#xff0c;readAll\u8fd4\u56de\u7684\u662fQByteArray\u5b57\u8282\u6570\u7ec4&#xff0c;\u6211\u4eec\u8fd9\u91cc\u4f7f\u7528QString\u63a5\u6536\u5373\u53ef&#xff0c;\u56e0\u4e3aQString\u5bf9\u8c61\u53ef\u4ee5\u4f7f\u7528QByteArray\u6784\u9020\u8f6c\u6362&#xff0c;\u7531\u4e8eTCP\u662f\u9762\u5411\u5b57\u8282\u6d41\u7684&#xff0c;\u6240\u4ee5\u8fd9\u91cc\u53eb\u8bf7\u6c42\u62a5\u6587\u4e0d\u5408\u7406&#xff0c;\u53eb\u8bf7\u6c42\u6570\u636e\u6bd4\u8f83\u5408\u7406<\/li>\n<p><span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">ifndef<\/span> <span class=\"token expression\">WIDGET_H<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">define<\/span> <span class=\"token macro-name\">WIDGET_H<\/span><\/span><\/p>\n<p><span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;QWidget&gt;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;QTcpServer&gt;<\/span><\/span><\/p>\n<p>QT_BEGIN_NAMESPACE<br \/>\n<span class=\"token keyword\">namespace<\/span> Ui <span class=\"token punctuation\">{<\/span> <span class=\"token keyword\">class<\/span> <span class=\"token class-name\">Widget<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token punctuation\">}<\/span><br \/>\nQT_END_NAMESPACE<\/p>\n<p><span class=\"token keyword\">class<\/span> <span class=\"token class-name\">Widget<\/span> <span class=\"token operator\">:<\/span> <span class=\"token base-clause\"><span class=\"token keyword\">public<\/span> <span class=\"token class-name\">QWidget<\/span><\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n    Q_OBJECT<\/p>\n<p><span class=\"token keyword\">public<\/span><span class=\"token operator\">:<\/span><br \/>\n    <span class=\"token function\">Widget<\/span><span class=\"token punctuation\">(<\/span>QWidget <span class=\"token operator\">*<\/span>parent <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">nullptr<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token operator\">~<\/span><span class=\"token function\">Widget<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token keyword\">private<\/span><span class=\"token operator\">:<\/span><br \/>\n    QString <span class=\"token function\">process<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> QString<span class=\"token operator\">&amp;<\/span> request<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token keyword\">private<\/span> slots<span class=\"token operator\">:<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">processConnection<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token keyword\">private<\/span><span class=\"token operator\">:<\/span><br \/>\n    Ui<span class=\"token double-colon punctuation\">::<\/span>Widget <span class=\"token operator\">*<\/span>ui<span class=\"token punctuation\">;<\/span><\/p>\n<p>    QTcpServer<span class=\"token operator\">*<\/span> tcpServer<span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">endif<\/span> <span class=\"token comment\">\/\/ WIDGET_H<\/span><\/span><\/p>\n<li>\u6b64\u65f6\u6211\u4eec\u5df2\u7ecf\u5c06\u8bf7\u6c42\u6570\u636e\u62ff\u5230\u4e86&#xff0c;\u63a5\u4e0b\u6765\u5c31\u8981\u57fa\u4e8e\u8bf7\u6c42\u6570\u636e\u6784\u5efa\u54cd\u5e94\u6570\u636e\u4e86&#xff0c;\u800c\u5c06\u8bf7\u6c42\u6570\u636e\u8ba1\u7b97\u8f6c\u6362\u6210\u54cd\u5e94\u6570\u636e\u4e5f\u662f\u6574\u4e2aTCP\u670d\u52a1\u5668\u6700\u4e3a\u6838\u5fc3\u7684\u6a21\u5757&#xff0c;\u6240\u4ee5\u8fd9\u91cc\u6211\u4eec\u5728Widget\u7684.h\u5934\u6587\u4ef6\u4e2d\u58f0\u660e\u4e00\u4e2a\u79c1\u6709\u7684\u4e1a\u52a1\u5904\u7406\u51fd\u6570process&#xff0c;\u53c2\u6570\u4e3aconst QString&amp; request\u7528\u4e8e\u63a5\u6536\u8bf7\u6c42\u6570\u636e&#xff0c;\u8fd4\u56de\u503c\u662fQString\u7528\u4e8e\u8fd4\u56de\u54cd\u5e94\u6570\u636e<\/li>\n<p><span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&#034;widget.h&#034;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&#034;ui_widget.h&#034;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;QMessageBox&gt;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;QTcpSocket&gt;<\/span><\/span><\/p>\n<p><span class=\"token class-name\">Widget<\/span><span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">Widget<\/span><span class=\"token punctuation\">(<\/span>QWidget <span class=\"token operator\">*<\/span>parent<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token operator\">:<\/span> <span class=\"token function\">QWidget<\/span><span class=\"token punctuation\">(<\/span>parent<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">,<\/span> <span class=\"token function\">ui<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">new<\/span> Ui<span class=\"token double-colon punctuation\">::<\/span>Widget<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n    ui<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">setupUi<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">this<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token keyword\">this<\/span><span class=\"token operator\">-&gt;<\/span><span class=\"token function\">setWindowTitle<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;\u670d\u52a1\u5668&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    tcpServer <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token function\">QTcpServer<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">this<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token function\">connect<\/span><span class=\"token punctuation\">(<\/span>tcpServer<span class=\"token punctuation\">,<\/span> <span class=\"token operator\">&amp;<\/span>QTcpServer<span class=\"token double-colon punctuation\">::<\/span>newConnection<span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">this<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token operator\">&amp;<\/span>Widget<span class=\"token double-colon punctuation\">::<\/span>processConnection<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token keyword\">bool<\/span> ret <span class=\"token operator\">&#061;<\/span> tcpServer<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">listen<\/span><span class=\"token punctuation\">(<\/span>QHostAddress<span class=\"token double-colon punctuation\">::<\/span>Any<span class=\"token punctuation\">,<\/span> <span class=\"token number\">9090<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>ret <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token boolean\">false<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token class-name\">QMessageBox<\/span><span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">critical<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">this<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;\u670d\u52a1\u5668\u542f\u52a8\u5931\u8d25&#034;<\/span><span class=\"token punctuation\">,<\/span> tcpServer<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">errorString<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token function\">exit<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p><span class=\"token class-name\">Widget<\/span><span class=\"token double-colon punctuation\">::<\/span><span class=\"token operator\">~<\/span><span class=\"token function\">Widget<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token keyword\">delete<\/span> ui<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p><span class=\"token keyword\">void<\/span> <span class=\"token class-name\">Widget<\/span><span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">processConnection<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token comment\">\/\/ \u83b7\u53d6\u8fde\u63a5<\/span><br \/>\n    QTcpSocket<span class=\"token operator\">*<\/span> clientSocket <span class=\"token operator\">&#061;<\/span> tcpServer<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">nextPendingConnection<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    QString log <span class=\"token operator\">&#061;<\/span> <span class=\"token string\">&#034;[&#034;<\/span> <span class=\"token operator\">&#043;<\/span> clientSocket<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">peerAddress<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">toString<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#043;<\/span> <span class=\"token string\">&#034;:&#034;<\/span> <span class=\"token operator\">&#043;<\/span> <span class=\"token class-name\">QString<\/span><span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">number<\/span><span class=\"token punctuation\">(<\/span>clientSocket<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">peerPort<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#043;<\/span> <span class=\"token string\">&#034;] \u5ba2\u6237\u7aef\u4e0a\u7ebf&#034;<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    ui<span class=\"token operator\">-&gt;<\/span>listWidget<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">addItem<\/span><span class=\"token punctuation\">(<\/span>log<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token comment\">\/\/ \u5904\u7406\u8bf7\u6c42<\/span><br \/>\n    <span class=\"token function\">connect<\/span><span class=\"token punctuation\">(<\/span>clientSocket<span class=\"token punctuation\">,<\/span> <span class=\"token operator\">&amp;<\/span>QTcpSocket<span class=\"token double-colon punctuation\">::<\/span>readyRead<span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">this<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token punctuation\">[<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token comment\">\/\/ \u8bfb\u53d6\u8bf7\u6c42\u6570\u636e<\/span><br \/>\n        QString request <span class=\"token operator\">&#061;<\/span> clientSocket<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">readAll<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token comment\">\/\/ \u4e1a\u52a1\u903b\u8f91\u7684\u5904\u7406<\/span><br \/>\n        <span class=\"token keyword\">const<\/span> QString<span class=\"token operator\">&amp;<\/span> response <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">process<\/span><span class=\"token punctuation\">(<\/span>request<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token comment\">\/\/ \u53d1\u9001\u54cd\u5e94\u6570\u636e<\/span><br \/>\n        clientSocket<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">write<\/span><span class=\"token punctuation\">(<\/span>response<span class=\"token punctuation\">.<\/span><span class=\"token function\">toUtf8<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>        QString log <span class=\"token operator\">&#061;<\/span> <span class=\"token string\">&#034;[&#034;<\/span> <span class=\"token operator\">&#043;<\/span> clientSocket<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">peerAddress<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">toString<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#043;<\/span> <span class=\"token string\">&#034;:&#034;<\/span> <span class=\"token operator\">&#043;<\/span> <span class=\"token class-name\">QString<\/span><span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">number<\/span><span class=\"token punctuation\">(<\/span>clientSocket<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">peerPort<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#043;<\/span> <span class=\"token string\">&#034;], req: &#034;<\/span><br \/>\n                <span class=\"token operator\">&#043;<\/span> request <span class=\"token operator\">&#043;<\/span> <span class=\"token string\">&#034;, resp: &#034;<\/span> <span class=\"token operator\">&#043;<\/span> response<span class=\"token punctuation\">;<\/span><br \/>\n        ui<span class=\"token operator\">-&gt;<\/span>listWidget<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">addItem<\/span><span class=\"token punctuation\">(<\/span>log<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token comment\">\/\/ \u5904\u7406\u8fde\u63a5\u7684\u65ad\u5f00<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p>QString <span class=\"token class-name\">Widget<\/span><span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">process<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> QString <span class=\"token operator\">&amp;<\/span>request<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token keyword\">return<\/span> request<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<li>\u800c\u7531\u4e8e\u6211\u4eec\u7f16\u5199\u7684\u662fTCP\u56de\u663e\u670d\u52a1\u5668&#xff0c;\u6240\u4ee5\u8fd9\u91cc\u7684\u4e1a\u52a1\u903b\u8f91\u4e2d\u54cd\u5e94\u6570\u636e\u4e5f\u5c31\u662f\u8bf7\u6c42\u6570\u636e&#xff0c;\u6240\u4ee5\u8fd9\u91cc\u6211\u4eec\u76f4\u63a5\u5c06\u8bf7\u6c42\u6570\u636e\u4f5c\u4e3a\u54cd\u5e94\u6570\u636e\u8fd4\u56de\u5373\u53ef&#xff0c;\u540c\u6837\u7684&#xff0c;\u8fd9\u91cc\u6211\u4eec\u4e5f\u8981\u8ba4\u8bc6\u5230\u7531\u4e8e\u6211\u4eec\u8fd9\u91cc\u7f16\u5199\u7684\u662fTCP\u56de\u663e\u670d\u52a1\u5668&#xff0c;\u6240\u4ee5\u4e1a\u52a1\u903b\u8f91\u5f88\u7b80\u5355&#xff0c;\u4e00\u884c\u4ee3\u7801\u5c31\u641e\u5b9a\u4e86&#xff0c;\u4f46\u662f\u5982\u679c\u662f\u4e00\u4e2a\u5546\u4e1a\u670d\u52a1\u5668&#xff0c;\u90a3\u4e48\u8fd9\u91cc\u7684\u4e1a\u52a1\u903b\u8f91\u5c06\u4f1a\u5f88\u590d\u6742&#xff0c;\u5f88\u590d\u6742&#xff0c;\u53ef\u80fd\u4f1a\u9700\u8981\u597d\u51e0\u4e07\u884c\u4ee3\u7801\u751a\u81f3\u66f4\u591a&#xff0c;\u624d\u53ef\u4ee5\u641e\u5b9a<\/li>\n<li>\u63a5\u4e0b\u6765\u6211\u4eec\u8fd4\u56delambda\u8868\u8fbe\u5f0f\u4e2d&#xff0c;\u5c06\u8bf7\u6c42\u6570\u636erequest\u4f20\u5165\u8c03\u7528\u4e1a\u52a1\u5904\u7406\u51fd\u6570process\u5373\u53ef&#xff0c;\u4f7f\u7528const QString&amp;\u7c7b\u578b\u7684\u5bf9\u8c61\u63a5\u6536process\u51fd\u6570\u7684\u8fd4\u56de\u7684\u4e34\u65f6\u7684\u54cd\u5e94\u6570\u636e&#xff0c;\u8fd9\u91cc\u4f7f\u7528const QString&amp;\u63a5\u6536\u51fd\u6570\u8fd4\u56de\u7684\u4e34\u65f6\u53d8\u91cf\u662f\u53ef\u4ee5\u5ef6\u957f\u4e34\u65f6\u53d8\u91cf\u7684\u751f\u547d\u5468\u671f&#xff0c;\u63a5\u4e0b\u6765\u6709\u4e86\u54cd\u5e94\u6570\u636e&#xff0c;\u6211\u4eec\u5c31\u8be5\u5c06\u54cd\u5e94\u6570\u636e\u53d1\u9001\u7ed9\u5ba2\u6237\u7aef&#xff0c;\u90a3\u4e48\u8fd9\u91cc\u4f7f\u7528write\u5373\u53ef\u53d1\u9001 <img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/07\/20260725014917-6a64161d9b7ec.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" width=\"400\" \/><\/li>\n<li>\u5982\u4e0a&#xff0c;\u6211\u4eec\u6ce8\u610f\u5230write\u7684\u8f93\u5165\u6027\u53c2\u6570\u4e5f\u662f\u4e00\u4e2aQByteArray\u5b57\u8282\u6570\u7ec4&#xff0c;\u6beb\u65e0\u7591\u95ee&#xff0c;\u8fd9\u5f88\u5408\u7406&#xff0c;\u4e00\u4e2a\u4e00\u4e2a\u5b57\u8282\u7684\u8fdb\u884c\u8fd4\u56de\u54cd\u5e94\u6570\u636e&#xff0c;\u7b26\u5408TCP\u9762\u5411\u5b57\u8282\u6d41\u7684\u6982\u5ff5&#xff0c;\u8fd9\u91cc\u6211\u4eec\u5bf9\u6bd4\u4e00\u4e0bUDP\u4e2d\u4f7f\u7528\u7684\u662fwriteDatagram&#xff0c;\u53d1\u9001\u7684\u662f\u4e00\u4e2aQNetworkDatagram\u6570\u636e\u62a5\u5bf9\u8c61&#xff0c;\u540c\u6837\u5f88\u5408\u7406&#xff0c;\u7b26\u5408UDP\u9762\u5411\u6570\u636e\u62a5\u7684\u6982\u5ff5&#xff0c;\u6240\u4ee5\u4ece\u8fd9\u91cc\u6211\u4eec\u53ef\u4ee5\u770b\u51fa&#xff0c;\u5176\u5b9eQt\u5bf9\u4e8e\u8fd9\u4e9b\u6982\u5ff5\u7684\u7ef4\u62a4\u662f\u5341\u5206\u597d\u7684<\/li>\n<li>\u800c\u5728UDP\u4e2d\u4f7f\u7528writeDatagram\u53d1\u9001\u4e00\u4e2aQNetworkDatagram\u6570\u636e\u62a5\u5bf9\u8c61&#xff0c;\u5728QNetworkDatagram\u6570\u636e\u62a5\u5bf9\u8c61\u4e2d\u5305\u542b\u4e86\u53d1\u9001\u7684\u5ba2\u6237\u7aef\u7684IP\u5730\u5740\u548c\u7aef\u53e3\u53f7port&#xff0c;\u9700\u8981\u6211\u4eec\u5728\u521b\u5efaQNetworkDatagram\u7684\u65f6\u5019\u624b\u52a8\u6307\u5b9a\u53d1\u9001\u7684\u5ba2\u6237\u7aef\u7684IP\u5730\u5740\u548c\u7aef\u53e3\u53f7&#xff0c;\u90a3\u4e48\u5728TCP\u4e2d\u4f7f\u7528write\u53d1\u9001\u7684\u662f\u4e00\u4e2aQByteArray\u5b57\u8282\u6570\u7ec4\u5bf9\u8c61&#xff0c;\u53c8\u4ece\u54ea\u91cc\u83b7\u53d6\u53d1\u9001\u7684\u5ba2\u6237\u7aef\u7684IP\u5730\u5740\u548c\u7aef\u53e3\u53f7\u5462&#xff1f;\u4ececlientSocket\u4e2d\u83b7\u53d6<\/li>\n<li>\u522b\u5fd8\u4e86write\u662fclientSocket\u8c03\u7528\u7684&#xff0c;\u5728clientSocket\u4e2d\u65e2\u7136\u6211\u4eec\u90fd\u53ef\u4ee5\u901a\u8fc7peerAddress\u548cpeerPort\u83b7\u53d6IP\u5730\u5740\u548c\u7aef\u53e3\u53f7port&#xff0c;\u6240\u4ee5\u4e5f\u5c31\u8bf4\u660e\u4e86clientSocket\u4e2d\u5305\u542b\u6709\u5ba2\u6237\u7aef\u7684IP\u5730\u5740\u548c\u7aef\u53e3\u53f7port&#xff0c;\u6240\u4ee5\u8fd9\u91cc\u5bf9\u4e8eTCP\u53d1\u9001\u54cd\u5e94\u6570\u636e\u7684\u65f6\u5019&#xff0c;\u6211\u4eec\u4e0d\u9700\u8981\u663e\u793a\u6307\u5b9a\u53d1\u9001\u7684\u5ba2\u6237\u7aef\u7684IP\u5730\u5740\u548c\u7aef\u53e3\u53f7&#xff0c;\u800c\u662f\u7531Qt\u81ea\u52a8\u6839\u636eclientSocket\u4e2d\u5305\u542b\u7684\u5ba2\u6237\u7aef\u7684IP\u5730\u5740\u548c\u7aef\u53e3\u53f7\u8fdb\u884c\u53d1\u9001\u54cd\u5e94\u6570\u636e<\/li>\n<li>\u6240\u4ee5\u6b64\u65f6\u670d\u52a1\u5668\u5df2\u7ecf\u7ed9\u5ba2\u6237\u7aef\u53d1\u9001\u4e86\u54cd\u5e94\u6570\u636e\u4e86&#xff0c;\u800c\u6211\u4eec\u8981\u5b9e\u73b0\u7684\u662f\u4e00\u4e2aTCP\u56de\u663e\u670d\u52a1\u5668&#xff0c;\u6240\u4ee5\u6b64\u65f6\u6211\u4eec\u628a\u5ba2\u6237\u7aef\u7684IP\u5730\u5740&#xff0c;\u7aef\u53e3\u53f7port&#xff0c;\u5ba2\u6237\u7aef\u7684\u8bf7\u6c42\u6570\u636e&#xff0c;\u670d\u52a1\u5668\u7684\u54cd\u5e94\u6570\u636e\u8fdb\u884c\u5b57\u7b26\u4e32\u7684\u62fc\u63a5&#xff0c;\u6784\u9020\u6210\u4e00\u4e2alog\u5bf9\u8c61&#xff0c;\u901a\u8fc7addItem\u5c06log\u5bf9\u8c61\u4f5c\u4e3a\u4e00\u4e2a\u5143\u7d20\u56de\u663e\u5230Widget\u754c\u9762\u4e0a\u7684\u5217\u8868\u4e2d\u5373\u53ef<\/li>\n<p><span class=\"token comment\">\/\/ \u5904\u7406\u8bf7\u6c42<\/span><br \/>\n<span class=\"token function\">connect<\/span><span class=\"token punctuation\">(<\/span>clientSocket<span class=\"token punctuation\">,<\/span> <span class=\"token operator\">&amp;<\/span>QTcpSocket<span class=\"token double-colon punctuation\">::<\/span>readyRead<span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">this<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token punctuation\">[<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token comment\">\/\/ \u8bfb\u53d6\u8bf7\u6c42\u6570\u636e<\/span><br \/>\n    QString request <span class=\"token operator\">&#061;<\/span> clientSocket<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">readAll<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token comment\">\/\/ \u4e1a\u52a1\u903b\u8f91\u7684\u5904\u7406<\/span><br \/>\n    <span class=\"token keyword\">const<\/span> QString<span class=\"token operator\">&amp;<\/span> response <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">process<\/span><span class=\"token punctuation\">(<\/span>request<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token comment\">\/\/ \u53d1\u9001\u54cd\u5e94\u6570\u636e<\/span><br \/>\n    clientSocket<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">write<\/span><span class=\"token punctuation\">(<\/span>response<span class=\"token punctuation\">.<\/span><span class=\"token function\">toUtf8<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    QString log <span class=\"token operator\">&#061;<\/span> <span class=\"token string\">&#034;[&#034;<\/span> <span class=\"token operator\">&#043;<\/span> clientSocket<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">peerAddress<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">toString<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#043;<\/span> <span class=\"token string\">&#034;:&#034;<\/span> <span class=\"token operator\">&#043;<\/span> <span class=\"token class-name\">QString<\/span><span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">number<\/span><span class=\"token punctuation\">(<\/span>clientSocket<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">peerPort<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#043;<\/span> <span class=\"token string\">&#034;], req: &#034;<\/span><br \/>\n            <span class=\"token operator\">&#043;<\/span> request <span class=\"token operator\">&#043;<\/span> <span class=\"token string\">&#034;, resp: &#034;<\/span> <span class=\"token operator\">&#043;<\/span> response<span class=\"token punctuation\">;<\/span><br \/>\n    ui<span class=\"token operator\">-&gt;<\/span>listWidget<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">addItem<\/span><span class=\"token punctuation\">(<\/span>log<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<li>\u90a3\u4e48\u6b64\u65f6\u5c0f\u7f16\u5c06\u8bf7\u6c42\u7684\u5904\u7406\u5355\u72ec\u62ce\u51fa\u6765&#xff0c;\u5bf9\u6bd4\u4e00\u4e0bQt\u4e2dTCP\u7f51\u7edc\u7f16\u7a0b\u548cLinux\u4e2dTCP\u7f51\u7edc\u7f16\u7a0b\u7684\u5199\u6cd5&#xff0c;\u5728Linux\u7684TCP\u7f51\u7edc\u7f16\u7a0b\u4e2d&#xff0c;\u6211\u4eec\u9700\u8981\u641e\u4e00\u4e2a\u5faa\u73af&#xff0c;\u5faa\u73af\u7684\u8bfb\u53d6\u8bf7\u6c42&#xff0c;\u5faa\u73af\u7684\u8fdb\u884c\u5904\u7406&#xff0c;\u800c\u5728Qt\u7684TCP\u7f51\u7edc\u7f16\u7a0b\u4e2d&#xff0c;\u6211\u4eec\u5c31\u4e0d\u5fc5\u91c7\u7528\u5faa\u73af\u7684\u5199\u6cd5\u4e86&#xff0c;\u800c\u662f\u901a\u8fc7\u4fe1\u53f7\u69fd\u673a\u5236&#xff0c;\u6bcf\u6b21\u5ba2\u6237\u7aef\u53d1\u6765\u8bf7\u6c42\u6570\u636e\u4e4b\u540e&#xff0c;\u5728Qt\u4e2d\u90fd\u53ef\u4ee5\u901a\u8fc7QTcpSocket\u89e6\u53d1readyRead\u4fe1\u53f7&#xff0c;\u8fdb\u800c\u5c31\u4f1a\u6267\u884c\u5173\u8054\u7684\u69fd\u51fd\u6570<\/li>\n<li>\u5e76\u4e14\u5728Qt\u4e2d&#xff0c;\u5982\u679c\u6d89\u53ca\u5230\u5ba2\u6237\u7aef\u53d1\u9001\u591a\u4e2a\u8bf7\u6c42\u6570\u636e&#xff0c;\u90a3\u4e48\u540c\u6837\u7684&#xff0c;\u5728Qt\u4e2d\u4e5f\u53ef\u4ee5\u901a\u8fc7QTcpSocket\u89e6\u53d1\u591a\u6b21readyRead\u4fe1\u53f7&#xff0c;\u8fdb\u800c\u5c31\u4f1a\u591a\u6b21\u7684\u6267\u884c\u5173\u8054\u7684\u69fd\u51fd\u6570&#xff0c;\u6240\u4ee5\u5faa\u73af\u8bfb\u53d6\u7684\u65b9\u5f0f\u4e5f\u5c31\u5728Qt\u4e2d\u88ab\u4fe1\u53f7\u69fd\u673a\u5236\u66ff\u4ee3\u4e86&#xff0c;\u800cQt\u4e2d\u8fd9\u79cd\u4fe1\u53f7\u69fd\u673a\u5236&#xff0c;\u4ee5\u53ca\u5bf9\u4e8e\u7cfb\u7edf\u539f\u751fAPI\u7684\u5c01\u88c5\u53ef\u4ee5\u5927\u5927\u7684\u964d\u4f4e\u6211\u4eec\u7f16\u5199\u4ee3\u7801\u7684\u96be\u5ea6&#xff0c;\u7b80\u5316\u7f51\u7edc\u7f16\u7a0b\u4ee3\u7801\u7684\u7f16\u5199&#xff0c;\u8ba9\u6211\u4eec\u66f4\u52a0\u4e13\u6ce8\u4e1a\u52a1\u903b\u8f91\u7684\u7f16\u5199<\/li>\n<li>\u5176\u5b9e\u4e0a\u8ff0\u4ee3\u7801\u4e0d\u591f\u4e25\u8c28&#xff0c;\u4f46\u662f\u4f5c\u4e3aTCP\u56de\u663e\u670d\u52a1\u5668\u662f\u8db3\u591f\u4e86\u7684&#xff0c;\u5728\u5b9e\u9645\u4f7f\u7528TCP\u7684\u8fc7\u7a0b\u4e2d&#xff0c;\u7531\u4e8eTCP\u662f\u9762\u5411\u5b57\u8282\u6d41\u7684&#xff0c;\u90a3\u4e48\u4e00\u4e2a\u5b8c\u6574\u7684\u8bf7\u6c42&#xff0c;\u53ef\u80fd\u4f1a\u88ab\u5206\u6210\u591a\u6bb5\u7684\u5b57\u8282\u6570\u7ec4\u8fdb\u884c\u4f20\u8f93&#xff0c;\u800c\u6211\u4eec\u77e5\u9053&#xff0c;\u5bf9\u4e8e\u5b8c\u6574\u7684\u8bf7\u6c42&#xff0c;\u4e5f\u5305\u62ec\u54cd\u5e94&#xff0c;\u8fd9\u4e9b\u90fd\u662f\u5e94\u7528\u5c42\u7684\u534f\u8bae&#xff0c;\u800cTCP\u5904\u4e8e\u4f20\u8f93\u5c42\u7684\u534f\u8bae&#xff0c;\u867d\u7136TCP\u5df2\u7ecf\u5e2e\u6211\u4eec\u5904\u7406\u7684\u5f88\u591a\u68d8\u624b\u7684\u95ee\u9898\u4e86&#xff0c;\u53ef\u4ee5\u786e\u4fdd\u8bf7\u6c42\u548c\u54cd\u5e94\u6570\u636e\u53ef\u4ee5\u5b89\u5168\u6709\u5e8f\u7684\u4f20\u8f93\u5230\u5bf9\u7aef<\/li>\n<li>\u4f46\u662f\u7531\u4e8eTCP\u534f\u8bae\u4f4d\u4e8e\u4f20\u8f93\u5c42&#xff0c;\u4f20\u8f93\u5c42\u7684TCP\u534f\u8bae\u53ea\u8ba4\u8bc6\u5e76\u89e3\u6790\u4f20\u8f93\u5c42\u7684TCP\u534f\u8bae\u62a5\u6587\u683c\u5f0f&#xff0c;\u800c\u5e94\u7528\u5c42\u7684\u534f\u8bae\u624d\u80fd\u8ba4\u8bc6\u5e76\u89e3\u6790\u5e94\u7528\u5c42\u7684\u534f\u8bae&#xff0c;\u6240\u4ee5TCP\u5e76\u4e0d\u8d1f\u8d23\u533a\u5206&#xff0c;\u5bf9\u4e8e\u591a\u6bb5\u5b57\u8282\u6570\u7ec4\u4e2d\u7684\u6570\u636e&#xff0c;\u4ece\u54ea\u91cc\u5230\u54ea\u91cc\u662f\u4e00\u4e2a\u5b8c\u6210\u7684\u5e94\u7528\u5c42\u6570\u636e\u62a5&#xff0c;\u800c\u5bf9\u4e8e\u533a\u5206\u591a\u6bb5\u5b57\u8282\u6570\u7ec4\u4e2d\u7684\u6570\u636e&#xff0c;\u4ece\u54ea\u91cc\u5230\u54ea\u91cc\u662f\u4e00\u4e2a\u5b8c\u6210\u7684\u5e94\u7528\u5c42\u6570\u636e\u62a5\u8fd9\u672c\u8d28\u4e0a\u5c31\u6d89\u53ca\u5230\u4e86\u7c98\u5305\u95ee\u9898\u7684\u5904\u7406\u4e86<\/li>\n<li>\u66f4\u4e25\u8c28\u7684\u505a\u6cd5\u5e94\u8be5\u662f\u5c06\u6bcf\u6b21\u6536\u5230\u7684\u6570\u636e\u90fd\u653e\u5230\u4e00\u4e2a\u5927\u7684\u5b57\u8282\u6570\u7ec4\u7f13\u51b2\u533a\u4e2d&#xff0c;\u5e76\u4e14\u901a\u4fe1\u53cc\u65b9\u63d0\u524d\u7ea6\u5b9a\u597d\u5e94\u7528\u5c42\u534f\u8bae\u7684\u683c\u5f0f&#xff0c;\u4e5f\u5c31\u662f\u5982\u4f55\u5904\u7406\u7c98\u5305\u95ee\u9898&#xff0c;\u7ea6\u5b9a\u597d\u7a76\u7adf\u662f\u6309\u7167\u5206\u9694\u7b26\u6765\u5212\u5206\u5b8c\u6210\u7684\u5e94\u7528\u5c42\u6570\u636e\u62a5&#xff0c;\u8fd8\u662f\u91c7\u7528\u56fa\u5b9a\u957f\u5ea6\u5927\u5c0f&#xff0c;\u4e5f\u5c31\u662f\u5b9a\u957f\u62a5\u6587\u7684\u65b9\u5f0f\u6765\u5212\u5206\u5e94\u7528\u5c42\u6570\u636e\u62a5&#xff0c;\u8fd8\u662f\u91c7\u7528\u5b9a\u957f\u62a5\u5934&#043;\u63cf\u8ff0\u6709\u6548\u8f7d\u8377\u5927\u5c0f\u7684\u5b57\u6bb5\u6765\u5212\u5206\u5e94\u7528\u5c42\u6570\u636e\u62a5&#xff0c;\u4ea6\u6216\u8005\u662f\u5176\u5b83\u7684\u65b9\u5f0f\u6765\u5212\u5206\u5e94\u7528\u5c42\u6570\u636e\u62a5<\/li>\n<li>\u6b64\u65f6\u7ea6\u5b9a\u597d\u4e86\u5e94\u7528\u5c42\u534f\u8bae\u7684\u683c\u5f0f\u4e4b\u540e&#xff0c;\u5c31\u53ef\u4ee5\u6309\u7167\u5e94\u7528\u5c42\u534f\u8bae\u683c\u5f0f\u5bf9\u5927\u7684\u5b57\u8282\u6570\u7ec4\u7f13\u51b2\u533a\u4e2d\u7684\u6570\u636e\u8fdb\u884c\u66f4\u7ec6\u81f4\u7684\u89e3\u6790\u5904\u7406\u4e86&#xff0c;\u90a3\u4e48\u6211\u4eec\u5728\u8fd9\u91cc\u7531\u4e8e\u662fTCP\u56de\u663e\u670d\u52a1\u5668&#xff0c;\u53ea\u9700\u8981\u5c06\u83b7\u53d6\u5230\u7684\u8bf7\u6c42\u548c\u54cd\u5e94\u6570\u636e\u56de\u663e\u5230\u5217\u8868\u4e2d\u5373\u53ef&#xff0c;\u800c\u8bf7\u6c42\u548c\u54cd\u5e94\u7684\u6570\u636e\u4e00\u822c\u5f88\u5c11&#xff0c;TCP\u4e00\u822c\u4e5f\u4e0d\u4f1a\u5c06\u672c\u5c31\u5f88\u5c11\u7684\u8bf7\u6c42\u548c\u54cd\u5e94\u7684\u6570\u636e\u5206\u591a\u6b21\u53d1\u9001&#xff0c;\u6240\u4ee5\u8fd9\u91cc\u6211\u4eec\u5c31\u4e0d\u5199\u8fd9\u4e48\u590d\u6742\u4e86<\/li>\n<li>\u90a3\u4e48\u95ee\u9898\u6765\u4e86&#xff0c;\u5ba2\u6237\u7aef\u8fde\u63a5\u597d\u670d\u52a1\u5668\u4e4b\u540e&#xff0c;\u5ba2\u6237\u7aef\u7ed9\u670d\u52a1\u5668\u53d1\u9001\u8bf7\u6c42\u6570\u636e&#xff0c;\u5ba2\u6237\u7aef\u6536\u5230\u670d\u52a1\u5668\u7684\u54cd\u5e94\u6570\u636e&#xff0c;\u7ecf\u8fc7\u51e0\u8f6e\u4e4b\u540e&#xff0c;\u5982\u679c\u6b64\u65f6\u5ba2\u6237\u7aef\u5df2\u7ecf\u4f7f\u7528\u5b8c\u670d\u52a1\u5668\u63d0\u4f9b\u670d\u52a1\u4e86&#xff0c;\u5ba2\u6237\u7aef\u6ca1\u6709\u8bf7\u6c42\u8981\u53d1\u9001\u7ed9\u670d\u52a1\u5668\u4e86&#xff0c;\u90a3\u4e48\u6211\u4f5c\u4e3a\u7528\u6237\u4f7f\u7528\u7684\u5ba2\u6237\u7aef&#xff0c;\u4e0d\u9700\u8981\u4f7f\u7528\u670d\u52a1\u5668\u4e86&#xff0c;\u6240\u4ee5\u6211\u7528\u6237\u5c31\u8981\u5173\u6389\u5ba2\u6237\u7aef&#xff0c;\u800c\u4e00\u5173\u6389\u5ba2\u6237\u7aef\u5c31\u610f\u5473\u7740\u5ba2\u6237\u7aef\u8981\u548c\u670d\u52a1\u5668\u8fdb\u884c\u56db\u6b21\u6325\u624b\u65ad\u5f00\u8fde\u63a5&#xff0c;\u800c\u6211\u4eec\u7684\u670d\u52a1\u5668\u7684\u5904\u7406\u903b\u8f91\u4e2d\u8fd8\u6ca1\u6709\u5bf9\u4e8e\u65ad\u5f00\u8fde\u63a5\u7684\u5904\u7406&#xff0c;\u8fd9\u95ee\u9898\u5927\u5417&#xff1f;<\/li>\n<li>\u5927&#xff0c;\u975e\u5e38\u5927&#xff0c;\u670d\u52a1\u5668\u901a\u8fc7nextPendingConnection\u83b7\u53d6\u5230\u548c\u5ba2\u6237\u7aef\u8fdb\u884c\u4ea4\u6d41\u7684QTcpSocket*\u6307\u9488\u7c7b\u578b\u7684clientSocket\u5bf9\u8c61&#xff0c;\u800c\u670d\u52a1\u5668\u662f\u8981\u7ed9\u5ba2\u6237\u7aef\u63d0\u4f9b\u670d\u52a1\u7684&#xff0c;\u670d\u52a1\u5668\u53ea\u6709\u4e00\u4e2a&#xff0c;\u5ba2\u6237\u7aef\u5374\u6709\u5f88\u591a\u4e2a&#xff0c;N\u4e2a&#xff0c;\u800c\u5bf9\u4e8e\u6bcf\u4e00\u4e2a\u548c\u670d\u52a1\u5668\u8fdb\u884c\u8fde\u63a5\u7684\u5ba2\u6237\u7aef\u90fd\u8981\u6709\u4e00\u4e2aQTcpSocket*\u6307\u9488\u7c7b\u578b\u7684clientSocket\u5bf9\u8c61&#xff0c;\u8fd9\u4e2aclientSocket\u5bf9\u8c61\u7684\u6570\u76ee\u548c\u8fde\u63a5\u670d\u52a1\u5668\u7684\u5ba2\u6237\u7aef\u7684\u6570\u636e\u662f\u76f8\u540c\u7684&#xff0c;\u5b58\u5728\u5f88\u591a\u4e2a&#xff0c;N\u4e2a<\/li>\n<li>\u90a3\u4e48\u6b64\u65f6\u968f\u7740\u670d\u52a1\u5668\u7684\u4e0d\u65ad\u8fd0\u884c&#xff0c;\u670d\u52a1\u5668\u670d\u52a1\u7684\u5ba2\u6237\u7aef\u4f1a\u8d8a\u6765\u8d8a\u591a&#xff0c;\u4e5f\u5c31\u610f\u5473\u7740QTcpSocket*\u6307\u9488\u7c7b\u578b\u7684clientSocket\u5bf9\u8c61\u4e5f\u4f1a\u8d8a\u6765\u8d8a\u591a&#xff0c;\u522b\u5fd8\u4e86QTcpSocket*\u6307\u9488\u7c7b\u578b\u7684clientSocket\u5bf9\u8c61\u662f\u8981\u5360\u7528\u5806\u4e0a\u7684\u7a7a\u95f4\u7684&#xff0c;\u5ba2\u6237\u7aef\u4e00\u822c\u4e0d\u4f1a\u4e00\u76f4\u8981\u6c42\u8fdb\u884c\u670d\u52a1&#xff0c;\u4e00\u822c\u662f\u670d\u52a1\u4e00\u6bb5\u65f6\u95f4\u4e4b\u540e&#xff0c;\u5ba2\u6237\u7aef\u5c31\u8981\u8fdb\u884c\u65ad\u5f00\u548c\u670d\u52a1\u5668\u7684\u8fde\u63a5&#xff0c;\u6240\u4ee5\u4e5f\u5c31\u610f\u5473\u7740\u6b64\u65f6\u7684QTcpSocket*\u6307\u9488\u7c7b\u578b\u7684clientSocket\u5bf9\u8c61\u6ca1\u6709\u4f5c\u7528\u4e86<\/li>\n<li>\u90a3\u4e48\u5982\u679c\u4f5c\u4e3a\u670d\u52a1\u5668\u7aef\u4e0d\u5bf9\u6ca1\u6709\u4f5c\u7528\u7684QTcpSocket*\u6307\u9488\u7c7b\u578b\u7684clientSocket\u5bf9\u8c61\u8fdb\u884c\u91ca\u653e&#xff0c;\u6b64\u65f6\u7d2f\u8ba1\u7684QTcpSocket*\u6307\u9488\u7c7b\u578b\u7684clientSocket\u5bf9\u8c61\u4f1a\u8d8a\u6765\u8d8a\u591a&#xff0c;\u8d8a\u6765\u8d8a\u591a&#xff0c;\u5c31\u4f1a\u4ea7\u751f\u5185\u5b58\u6cc4\u9732&#xff0c;\u800cQTcpSocket*\u6307\u9488\u7c7b\u578b\u7684clientSocket\u5bf9\u8c61\u7684\u5e95\u5c42\u662f\u4f1a\u5bf9\u5e94\u4e00\u4e2a\u6587\u4ef6\u6253\u5f00\u5bf9\u8c61\u7684&#xff0c;\u800c\u6587\u4ef6\u6253\u5f00\u5bf9\u8c61\u7684\u6307\u9488\u8981\u88ab\u653e\u5230\u8fdb\u7a0bPCB\u4e2d\u6307\u5411\u7684\u6587\u4ef6\u63cf\u8ff0\u7b26\u8868\u7684\u4e0b\u6807\u4f4d\u7f6e\u4e0a&#xff0c;\u5360\u7528\u4e00\u4e2a\u6587\u4ef6\u63cf\u8ff0\u7b26&#xff0c;\u90a3\u4e48\u968f\u7740clientSocket\u5bf9\u8c61\u4f1a\u8d8a\u6765\u8d8a\u591a&#xff0c;\u8d8a\u6765\u8d8a\u591a&#xff0c;\u5360\u7528\u7684\u6587\u4ef6\u63cf\u8ff0\u7b26\u4e5f\u4f1a\u8d8a\u6765\u8d8a\u591a <img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/07\/20260725014917-6a64161da55dc.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" width=\"300\" \/><\/li>\n<li>\u6240\u4ee5\u6b64\u65f6\u5c31\u4ea7\u751f\u4e86\u53cc\u91cd\u7684\u6cc4\u9732&#xff0c;\u5206\u522b\u662f\u5185\u5b58\u6cc4\u9732\u548c\u6587\u4ef6\u63cf\u8ff0\u7b26\u6cc4\u9732&#xff0c;\u6b64\u65f6\u95ee\u9898\u5c31\u975e\u5e38\u4e25\u91cd\u4e86&#xff0c;\u90a3\u4e48\u7a76\u7adf\u54ea\u4e00\u4e2a\u5148\u88ab\u6cc4\u9732\u5b8c\u5462&#xff1f;\u6211\u4eec\u6765\u5206\u6790\u4e00\u4e0b&#xff0c;\u9996\u5148\u5c31\u662f\u7531\u4e8e\u5185\u5b58\u4fbf\u5b9c&#xff0c;\u6240\u4ee5\u73b0\u5728\u7684\u673a\u5668\u4e00\u822c\u90fd\u4e0d\u7f3a\u5185\u5b58&#xff0c;\u800c\u76f8\u5bf9\u6765\u8bb2\u6587\u4ef6\u63cf\u8ff0\u7b26\u8868\u7684\u957f\u5ea6&#xff0c;\u5219\u662f\u64cd\u4f5c\u7cfb\u7edf\u7684\u4e00\u4e2a\u53c2\u6570&#xff0c;Linux\u7684ubuntu\u7cfb\u7edf\u4e0a\u4f7f\u7528ulimit -n\u67e5\u770b\u5f53\u524d\u6587\u4ef6\u63cf\u8ff0\u7b26\u7684\u4e2a\u6570&#xff0c;\u8fd9\u4e2a\u4e5f\u5c31\u662f\u6587\u4ef6\u63cf\u8ff0\u7b26\u8868\u7684\u957f\u5ea6&#xff0c;\u53ef\u4ee5\u4f7f\u7528ulimit\u547d\u4ee4\u8fdb\u884c\u8bbe\u7f6e\u8c03\u6574&#xff0c;\u8c03\u6574\u7684\u4e0a\u9650\u503c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528ulimit -Hn\u8fdb\u884c\u67e5\u770b\u662f1048576\u4e2a&#xff0c;\u6240\u4ee5\u76f8\u5bf9\u6765\u8bb2\u6587\u4ef6\u63cf\u8ff0\u7b26\u8868\u7684\u957f\u5ea6\u8981\u66f4\u7d27\u5f20&#xff0c;\u662f\u66f4\u5bb9\u6613\u6cc4\u9732\u5b8c\u7684&#xff0c;\u5373\u6587\u4ef6\u63cf\u8ff0\u7b26\u6cc4\u9732\u76f8\u5bf9\u4e8e\u5185\u5b58\u6cc4\u9732&#xff0c;\u6587\u4ef6\u63cf\u8ff0\u7b26\u66f4\u7d27\u5f20&#xff0c;\u66f4\u5bb9\u6613\u6cc4\u9732\u5b8c<\/li>\n<li>\u800c\u5728\u670d\u52a1\u5668\u7aef\u6709\u4e00\u4e2aQTcpServer\u5bf9\u8c61&#xff0c;\u5728\u5ba2\u6237\u7aef\u6709\u4e00\u4e2aQTcpSocket\u5bf9\u8c61&#xff0c;\u5ba2\u6237\u7aef\u4f7f\u7528\u8fd9\u4e00\u4e2aQTcpSocket\u548c\u670d\u52a1\u5668\u8fdb\u884c\u8fde\u63a5&#xff0c;\u901a\u4fe1&#xff0c;\u8fde\u63a5\u65ad\u5f00\u7684\u64cd\u4f5c&#xff0c;\u90a3\u4e48\u5173\u4e8e\u5bf9\u4e8e\u670d\u52a1\u5668\u7aef\u7684\u4e00\u4e2aQTcpServer\u5bf9\u8c61&#xff0c;\u5ba2\u6237\u7aef\u7684\u4e00\u4e2aQTcpSocket\u5bf9\u8c61&#xff0c;\u5176\u5b9e\u5360\u7528\u7684\u5185\u5b58\u5f88\u5c0f&#xff0c;\u4e5f\u5c31\u5360\u7528\u4e00\u4e2a\u6587\u4ef6\u63cf\u8ff0\u7b26&#xff0c;\u5176\u5b9e\u5982\u679c\u5c31\u7b97\u4e0d\u91ca\u653e\u670d\u52a1\u5668\u7aef\u7684\u4e00\u4e2aQTcpServer\u5bf9\u8c61&#xff0c;\u5ba2\u6237\u7aef\u7684\u4e00\u4e2aQTcpSocket\u5bf9\u8c61\u7684\u8bdd&#xff0c;\u5185\u5b58\u8d44\u6e90&#xff0c;\u6587\u4ef6\u63cf\u8ff0\u7b26\u8d44\u6e90\u4e5f\u5b8c\u5168\u591f\u7528<\/li>\n<li>\u5173\u952e\u7684\u662f\u670d\u52a1\u5668\u7aef\u8981\u7ed9\u6bcf\u4e00\u4e2a\u8fdb\u884c\u8fde\u63a5\u5ba2\u6237\u7aef\u5bf9\u8c61\u90fd\u7533\u8bf7\u4e00\u4e2aQTcpSocket\u5bf9\u8c61&#xff0c;\u670d\u52a1\u5668\u7aef\u7684\u591a\u4e2aQTcpSocket\u5bf9\u8c61&#xff0c;\u5982\u679c\u5ba2\u6237\u7aef\u65ad\u5f00\u8fde\u63a5\u4e86\u4e4b\u540e&#xff0c;\u8fd9\u4e9b\u591a\u4e2aQTcpSocket\u5982\u679c\u4e0d\u8fdb\u884c\u91ca\u653e&#xff0c;\u90a3\u4e48\u4f1a\u4ea7\u751f\u5185\u5b58\u6cc4\u9732&#xff0c;\u6587\u4ef6\u63cf\u8ff0\u7b26\u6cc4\u9732&#xff0c;\u6240\u4ee5\u6211\u4eec\u5728\u670d\u52a1\u5668\u7aef\u5f53\u5ba2\u6237\u7aef\u65ad\u5f00\u8fde\u63a5\u4e4b\u540e&#xff0c;\u4e5f\u5c31\u610f\u5473\u7740\u5728\u670d\u52a1\u5668\u7aef\u548c\u8fd9\u4e2a\u5ba2\u6237\u7aef\u8fde\u63a5\u5bf9\u5e94\u7684QTcpSocket\u5bf9\u8c61\u4e0d\u9700\u8981\u4f7f\u7528\u4e86&#xff0c;\u6240\u4ee5\u670d\u52a1\u5668\u7aef\u9700\u8981\u5c06\u4e0d\u4f7f\u7528\u7684QTcpSocket\u5bf9\u8c61\u7ed9\u91ca\u653e\u6389&#xff0c;\u907f\u514d\u9020\u6210\u5185\u5b58\u6cc4\u9732&#xff0c;\u6587\u4ef6\u63cf\u8ff0\u7b26\u6cc4\u9732<\/li>\n<p><span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&#034;widget.h&#034;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&#034;ui_widget.h&#034;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;QMessageBox&gt;<\/span><\/span><br \/>\n<span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">&lt;QTcpSocket&gt;<\/span><\/span><\/p>\n<p><span class=\"token class-name\">Widget<\/span><span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">Widget<\/span><span class=\"token punctuation\">(<\/span>QWidget <span class=\"token operator\">*<\/span>parent<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token operator\">:<\/span> <span class=\"token function\">QWidget<\/span><span class=\"token punctuation\">(<\/span>parent<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">,<\/span> <span class=\"token function\">ui<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">new<\/span> Ui<span class=\"token double-colon punctuation\">::<\/span>Widget<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n    ui<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">setupUi<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">this<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token keyword\">this<\/span><span class=\"token operator\">-&gt;<\/span><span class=\"token function\">setWindowTitle<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;\u670d\u52a1\u5668&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    tcpServer <span class=\"token operator\">&#061;<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token function\">QTcpServer<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">this<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token function\">connect<\/span><span class=\"token punctuation\">(<\/span>tcpServer<span class=\"token punctuation\">,<\/span> <span class=\"token operator\">&amp;<\/span>QTcpServer<span class=\"token double-colon punctuation\">::<\/span>newConnection<span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">this<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token operator\">&amp;<\/span>Widget<span class=\"token double-colon punctuation\">::<\/span>processConnection<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token keyword\">bool<\/span> ret <span class=\"token operator\">&#061;<\/span> tcpServer<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">listen<\/span><span class=\"token punctuation\">(<\/span>QHostAddress<span class=\"token double-colon punctuation\">::<\/span>Any<span class=\"token punctuation\">,<\/span> <span class=\"token number\">9090<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>ret <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token boolean\">false<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token class-name\">QMessageBox<\/span><span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">critical<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">this<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;\u670d\u52a1\u5668\u542f\u52a8\u5931\u8d25&#034;<\/span><span class=\"token punctuation\">,<\/span> tcpServer<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">errorString<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token function\">exit<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p><span class=\"token class-name\">Widget<\/span><span class=\"token double-colon punctuation\">::<\/span><span class=\"token operator\">~<\/span><span class=\"token function\">Widget<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token keyword\">delete<\/span> ui<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p><span class=\"token keyword\">void<\/span> <span class=\"token class-name\">Widget<\/span><span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">processConnection<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token comment\">\/\/ \u83b7\u53d6\u8fde\u63a5<\/span><br \/>\n    QTcpSocket<span class=\"token operator\">*<\/span> clientSocket <span class=\"token operator\">&#061;<\/span> tcpServer<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">nextPendingConnection<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    QString log <span class=\"token operator\">&#061;<\/span> <span class=\"token string\">&#034;[&#034;<\/span> <span class=\"token operator\">&#043;<\/span> clientSocket<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">peerAddress<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">toString<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#043;<\/span> <span class=\"token string\">&#034;:&#034;<\/span> <span class=\"token operator\">&#043;<\/span> <span class=\"token class-name\">QString<\/span><span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">number<\/span><span class=\"token punctuation\">(<\/span>clientSocket<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">peerPort<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#043;<\/span> <span class=\"token string\">&#034;] \u5ba2\u6237\u7aef\u4e0a\u7ebf&#034;<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    ui<span class=\"token operator\">-&gt;<\/span>listWidget<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">addItem<\/span><span class=\"token punctuation\">(<\/span>log<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token comment\">\/\/ \u5904\u7406\u8bf7\u6c42<\/span><br \/>\n    <span class=\"token function\">connect<\/span><span class=\"token punctuation\">(<\/span>clientSocket<span class=\"token punctuation\">,<\/span> <span class=\"token operator\">&amp;<\/span>QTcpSocket<span class=\"token double-colon punctuation\">::<\/span>readyRead<span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">this<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token punctuation\">[<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token comment\">\/\/ \u8bfb\u53d6\u8bf7\u6c42\u6570\u636e<\/span><br \/>\n        QString request <span class=\"token operator\">&#061;<\/span> clientSocket<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">readAll<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token comment\">\/\/ \u4e1a\u52a1\u903b\u8f91\u7684\u5904\u7406<\/span><br \/>\n        <span class=\"token keyword\">const<\/span> QString<span class=\"token operator\">&amp;<\/span> response <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">process<\/span><span class=\"token punctuation\">(<\/span>request<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token comment\">\/\/ \u53d1\u9001\u54cd\u5e94\u6570\u636e<\/span><br \/>\n        clientSocket<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">write<\/span><span class=\"token punctuation\">(<\/span>response<span class=\"token punctuation\">.<\/span><span class=\"token function\">toUtf8<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>        QString log <span class=\"token operator\">&#061;<\/span> <span class=\"token string\">&#034;[&#034;<\/span> <span class=\"token operator\">&#043;<\/span> clientSocket<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">peerAddress<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">toString<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#043;<\/span> <span class=\"token string\">&#034;:&#034;<\/span> <span class=\"token operator\">&#043;<\/span> <span class=\"token class-name\">QString<\/span><span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">number<\/span><span class=\"token punctuation\">(<\/span>clientSocket<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">peerPort<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#043;<\/span> <span class=\"token string\">&#034;], req: &#034;<\/span><br \/>\n                <span class=\"token operator\">&#043;<\/span> request <span class=\"token operator\">&#043;<\/span> <span class=\"token string\">&#034;, resp: &#034;<\/span> <span class=\"token operator\">&#043;<\/span> response<span class=\"token punctuation\">;<\/span><br \/>\n        ui<span class=\"token operator\">-&gt;<\/span>listWidget<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">addItem<\/span><span class=\"token punctuation\">(<\/span>log<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token comment\">\/\/ \u5904\u7406\u8fde\u63a5\u7684\u65ad\u5f00<\/span><br \/>\n    <span class=\"token function\">connect<\/span><span class=\"token punctuation\">(<\/span>clientSocket<span class=\"token punctuation\">,<\/span> <span class=\"token operator\">&amp;<\/span>QTcpSocket<span class=\"token double-colon punctuation\">::<\/span>disconnected<span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">this<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token punctuation\">[<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token comment\">\/\/        delete clientSocket;<\/span><br \/>\n        clientSocket<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">deleteLater<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>        QString log <span class=\"token operator\">&#061;<\/span> <span class=\"token string\">&#034;[&#034;<\/span> <span class=\"token operator\">&#043;<\/span> clientSocket<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">peerAddress<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">toString<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#043;<\/span> <span class=\"token string\">&#034;:&#034;<\/span> <span class=\"token operator\">&#043;<\/span> <span class=\"token class-name\">QString<\/span><span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">number<\/span><span class=\"token punctuation\">(<\/span>clientSocket<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">peerPort<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#043;<\/span> <span class=\"token string\">&#034;] \u5ba2\u6237\u7aef\u4e0b\u7ebf&#034;<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        ui<span class=\"token operator\">-&gt;<\/span>listWidget<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">addItem<\/span><span class=\"token punctuation\">(<\/span>log<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p>QString <span class=\"token class-name\">Widget<\/span><span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">process<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> QString <span class=\"token operator\">&amp;<\/span>request<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token keyword\">return<\/span> request<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<li>\u800c\u5f53\u5ba2\u6237\u7aef\u65ad\u5f00\u548c\u670d\u52a1\u5668\u7684\u8fde\u63a5\u7684\u65f6\u5019&#xff0c;\u4e5f\u5c31\u662f\u8981\u8fdb\u884cTCP\u56db\u6b21\u6325\u624b\u7684\u8fc7\u7a0b&#xff0c;\u6b64\u65f6\u5728\u670d\u52a1\u5668\u7aef\u7684QTcpSocket\u5c31\u4f1a\u89e6\u53d1disconnected\u4fe1\u53f7&#xff0c;\u90a3\u4e48\u6b64\u65f6\u6211\u4eec\u4f7f\u7528connect\u8fde\u63a5\u4fe1\u53f7\u69fd&#xff0c;\u800c\u5bf9\u4e8e\u69fd\u51fd\u6570\u4e2d\u4e5f\u9700\u8981\u4f7f\u7528\u5230QTcpSocket\u7c7b\u578b\u7684\u5bf9\u8c61clientSocket&#xff0c;\u6240\u4ee5\u5bf9\u4e8e\u8fd9\u91cc\u7684\u69fd\u51fd\u6570\u6211\u4eec\u540c\u6837\u4f7f\u7528lambda\u8868\u8fbe\u5f0f\u7684\u5f62\u5f0f\u5b9a\u4e49&#xff0c;\u90a3\u4e48\u6211\u4eec\u4f7f\u7528connect\u5c06clientSocket\u53d1\u51fa\u7684disconnected\u4fe1\u53f7\u548cthis\u6307\u9488\u5bf9\u5e94\u7684Widget\u4e2d\u7684lambda\u8868\u8fbe\u5f0f\u8fdb\u884c\u8fde\u63a5&#xff0c;\u6b64\u65f6\u89e6\u53d1\u4e86disconnected\u4fe1\u53f7\u4e4b\u540e&#xff0c;\u5c31\u4f1a\u6267\u884c\u69fd\u51fd\u6570\u5bf9\u5e94\u7684lambda\u8868\u8fbe\u5f0f\u4e2d\u670d\u52a1\u5668\u5904\u7406\u548c\u5ba2\u6237\u7aef\u65ad\u5f00\u8fde\u63a5\u7684\u903b\u8f91<\/li>\n<li>\u5bf9\u4e8elambda\u8868\u8fbe\u5f0f\u6211\u4eec\u4f7f\u7528\u4f20\u503c\u7684\u65b9\u5f0f\u6355\u83b7\u53d8\u91cf&#xff0c;\u90a3\u4e48\u7531\u4e8e\u6b64\u65f6\u5ba2\u6237\u7aef\u5df2\u7ecf\u8981\u548c\u670d\u52a1\u5668\u65ad\u5f00\u8fde\u63a5\u4e86&#xff0c;\u6240\u4ee5\u4e5f\u5c31\u610f\u5473\u7740\u6b64\u65f6\u7684clientSocket\u5bf9\u8c61\u6211\u4eec\u8981\u91ca\u653e\u6389&#xff0c;\u90a3\u4e48\u5728\u69fd\u51fd\u6570\u5bf9\u5e94\u7684lambda\u8868\u8fbe\u5f0f\u4e2d&#xff0c;\u6211\u4eec\u4e0a\u6765\u76f4\u63a5\u4f7f\u7528delete\u91ca\u653eclientSocket\u662f\u5426\u53ef\u4ee5\u5462&#xff1f;\u53ef\u4ee5&#xff0c;\u4f46\u662f\u4e0d\u63a8\u8350&#xff0c;\u867d\u7136\u8c03\u7528delete\u91ca\u653eclientSocket\u4e4b\u540e&#xff0c;\u4f1a\u81ea\u52a8\u8c03\u7528clientSocket\u7684\u6790\u6784\u51fd\u6570close\u5173\u95ed\u5bf9\u5e94\u7684\u6587\u4ef6\u63cf\u8ff0\u7b26&#xff0c;\u7136\u540e\u91ca\u653eclientSocket\u5bf9\u8c61\u5728\u5806\u4e0a\u5360\u7528\u7684\u7a7a\u95f4&#xff0c;\u6b64\u65f6\u4e5f\u5c31\u4e0d\u5b58\u5728\u6587\u4ef6\u63cf\u8ff0\u7b26\u6cc4\u9732\u548c\u5185\u5b58\u6cc4\u9732\u4e86&#xff0c;\u770b\u4f3c\u5f88\u5b8c\u7f8e&#xff0c;\u5b9e\u5219\u5371\u673a\u56db\u4f0f&#xff0c;\u4e3a\u4ec0\u4e48\u5462&#xff1f;\u5982\u4e0b<\/li>\n<li>\u5f53\u524d\u69fd\u51fd\u6570\u5bf9\u5e94\u7684lambda\u8868\u8fbe\u5f0f&#xff0c;\u4e3b\u8981\u662f\u56f4\u7ed5\u7740clientSocket\u8fdb\u884c\u64cd\u4f5c\u7684&#xff0c;\u90a3\u4e48\u4e00\u65e6delete\u4e4b\u540e\u5c31\u610f\u5473\u7740\u5176\u5b83\u7684\u903b\u8f91\u4e2d&#xff0c;\u5904\u4e8e\u5373delete clientSocket\u540e\u9762\u7684\u4ee3\u7801\u65e0\u6cd5\u4f7f\u7528clientSocket&#xff0c;\u6b64\u65f6\u5c31\u5f88\u9ebb\u70e6&#xff0c;\u6240\u4ee5\u53ef\u4ee5\u4f7f\u7528delete clientSocket&#xff0c;\u4f46\u662f\u6709\u4e24\u4e2a\u786c\u6027\u8981\u6c42&#xff0c;\u5982\u4e0b &#xff08;1&#xff09;\u52a1\u5fc5\u8981\u4fdd\u8bc1delete\u662f\u8fd9\u4e2a\u69fd\u51fd\u6570\u4e2d\u7684\u6700\u540e\u4e00\u6b65 &#xff08;2&#xff09;\u52a1\u5fc5\u8981\u4fdd\u8bc1delete\u5728\u69fd\u51fd\u6570\u53ef\u4ee5\u6267\u884c\u7684\u5230&#xff0c;\u4e0d\u4f1a\u7531\u4e8ereturn&#xff0c;\u629b\u51fa\u5f02\u5e38\u7b49\u539f\u56e0\u8df3\u8fc7<\/li>\n<li>\u800c\u5bf9\u4e8e\u4f7f\u7528delete clientSocket\u7684\u4e24\u4e2a\u786c\u6027\u8981\u6c42&#xff0c;\u5176\u5b9e\u5728\u7f16\u7801\u4e0a\u4e5f\u90fd\u53ef\u4ee5\u505a\u5f97\u5230&#xff0c;\u90a3\u4e48\u5bf9\u4e8e\u7b2c\u4e00\u4e2a\u786c\u6027\u89c4\u5b9a\u6765\u8bb2&#xff0c;\u9700\u8981\u7a0b\u5e8f\u5458\u4eba\u4e3a\u5728\u6700\u540e\u4e00\u6b65\u4f7f\u7528delete&#xff0c;\u5bf9\u4e8e\u7b2c\u4e8c\u4e2a\u786c\u6027\u89c4\u5b9a\u6765\u8bb2&#xff0c;\u5728\u69fd\u51fd\u6570\u5185\u90e8\u4f7f\u7528try catch\u6355\u83b7\u5f02\u5e38\u548creturn&#xff0c;\u7136\u540e\u5728\u6355\u83b7\u5f02\u5e38\u548creturn\u7684\u4f4d\u7f6e\u8fdb\u884c\u5224\u65ad\u662f\u5426delete&#xff0c;\u5982\u679c\u6ca1\u6709delete&#xff0c;\u90a3\u4e48\u5219\u8fdb\u884cdelete\u5373\u53ef&#xff0c;\u5c0f\u7f16&#xff0c;\u5c0f\u7f16&#xff0c;\u8fd9\u6837\u6709\u70b9\u9ebb\u70e6\u4e86\u5427&#xff0c;\u662f\u7684&#xff0c;\u786e\u5b9e\u9ebb\u70e6\u4e86\u70b9&#xff0c;\u6709\u6ca1\u6709\u4ec0\u4e48\u7b80\u5355\u70b9\u7684\u65b9\u5f0f\u5462&#xff1f;\u6709\u7684&#xff0c;\u6709\u7684<\/li>\n<li>\u6709\u7684&#xff0c;\u6709\u7684&#xff0c;Qt\u4e2d\u4e3a\u6211\u4eec\u63d0\u4f9b\u4e86\u4e00\u4e2a\u534a\u81ea\u52a8\u5783\u573e\u56de\u6536\u5668&#xff0c;\u90a3\u4e48\u5c31\u662f\u7528QTcpSocket\u7c7b\u578b\u7684clientSocket\u5bf9\u8c61\u8c03\u7528deleteLater\u5373\u53ef&#xff0c;\u5bf9\u4e8e\u8fd9\u4e2a\u64cd\u4f5c\u6765\u8bb2&#xff0c;\u5e76\u4e0d\u662f\u7acb\u5373\u9500\u6bc1clientSocket&#xff0c;\u800c\u662f\u544a\u8bc9Qt&#xff0c;\u5728\u4e0b\u4e00\u8f6e\u4e8b\u4ef6\u5faa\u73af\u4e2d&#xff0c;\u518d\u8fdb\u884c\u4e0a\u8ff0\u7684\u9500\u6bc1clientSocket\u7684\u64cd\u4f5c&#xff0c;\u800c\u6211\u4eec\u5e94\u8be5\u5982\u4f55\u7406\u89e3\u8fd9\u91cc\u7684\u4e0b\u4e00\u8f6e\u4e8b\u4ef6\u5faa\u73af\u5462&#xff1f;<\/li>\n<li>\u6839\u636e\u5c0f\u7f16\u4e4b\u524d\u5bf9\u4e8e\u4e8b\u4ef6\u5faa\u73af\u7684\u8bb2\u89e3&#xff0c;\u6211\u4eec\u77e5\u9053\u69fd\u51fd\u6570\u90fd\u662f\u5728\u4e8b\u4ef6\u5faa\u73af\u4e2d\u6267\u884c\u7684&#xff0c;\u8fdb\u5165\u4e0b\u4e00\u8f6e\u4e8b\u4ef6\u5faa\u73af&#xff0c;\u4e5f\u5c31\u610f\u5473\u7740\u4e0a\u4e00\u8f6e\u4e8b\u4ef6\u5faa\u73af\u80af\u5b9a\u7ed3\u675f\u4e86&#xff0c;\u4e5f\u5c31\u610f\u5473\u7740\u5f53\u524d\u7684\u69fd\u51fd\u6570\u80af\u5b9a\u662f\u6267\u884c\u7ed3\u675f\u4e86&#xff0c;\u6240\u4ee5\u5728\u5f53\u524d\u69fd\u51fd\u6570\u6267\u884c\u7ed3\u675f\u4e4b\u540e\u518d\u6765\u6267\u884c\u9500\u6bc1clientSocket\u7684\u64cd\u4f5c&#xff0c;\u6240\u4ee5\u6b64\u65f6\u53ea\u8981\u5728\u69fd\u51fd\u6570\u4e2d\u8c03\u7528\u4e86deleteLater&#xff0c;\u90a3\u4e48\u9500\u6bc1clientSocket\u7684\u64cd\u4f5c\u80af\u5b9a\u53ef\u4ee5\u6267\u884c&#xff0c;\u90a3\u4e48\u7531\u4e8e\u662f\u6267\u884c\u5b8c\u6210\u69fd\u51fd\u6570\u4e4b\u540e&#xff0c;\u518d\u6765\u9500\u6bc1clientSocket&#xff0c;\u6240\u4ee5\u5728\u69fd\u51fd\u6570\u4e2d&#xff0c;clientSocket\u7684\u751f\u547d\u5468\u671f\u59cb\u7ec8\u5b58\u5728&#xff0c;\u6240\u4ee5\u5728\u69fd\u51fd\u6570\u4e2d\u6211\u4eec\u53ef\u4ee5\u4efb\u610f\u8c03\u7528clientSocket&#xff0c;\u6b64\u65f6\u6709\u7684\u8bfb\u8005\u53cb\u53cb\u53ef\u80fd\u8fd8\u6709\u7591\u60d1&#xff0c;\u5c0f\u7f16&#xff0c;\u5982\u679c\u53d1\u751f\u4e86return&#xff0c;\u629b\u5f02\u5e38&#xff0c;\u90a3\u4e48\u9500\u6bc1clientSocket\u7684\u64cd\u4f5c\u88ab\u6267\u884c\u5417&#xff1f;<\/li>\n<li>\u4f1a\u6267\u884c&#xff0c;\u56e0\u4e3a\u4e00\u65e6return&#xff0c;\u629b\u5f02\u5e38\u4e86\u4e4b\u540e&#xff0c;\u4e5f\u5c31\u610f\u5473\u7740\u6b64\u65f6\u7684\u69fd\u51fd\u6570\u5df2\u7ecf\u7ed3\u675f\u4e86&#xff0c;\u6362\u8a00\u4e4b&#xff0c;\u53ea\u8981\u5728\u69fd\u51fd\u6570\u4e2d\u6267\u884c\u4e86deleteLater&#xff0c;\u90a3\u4e48\u5728\u69fd\u51fd\u6570\u7ed3\u675f\u4e4b\u540e&#xff0c;\u8fdb\u5165\u4e0b\u4e00\u8f6e\u4e8b\u4ef6\u5faa\u73af\u7684\u4e2d&#xff0c;\u5c31\u4f1a\u5bf9clientSocket\u8fdb\u884c\u9500\u6bc1\u91ca\u653e&#xff0c;\u6b64\u65f6\u5c31\u4f1a\u81ea\u52a8\u8c03\u7528clientSocket\u7684\u6790\u6784\u51fd\u6570close\u5173\u95ed\u5bf9\u5e94\u7684\u6587\u4ef6\u63cf\u8ff0\u7b26&#xff0c;\u7136\u540e\u518d\u91ca\u653eclientSocket\u5bf9\u8c61\u5728\u5806\u4e0a\u5360\u7528\u7684\u7a7a\u95f4&#xff0c;\u6b64\u65f6\u4e5f\u5c31\u4e0d\u5b58\u5728\u6587\u4ef6\u63cf\u8ff0\u7b26\u6cc4\u9732\u548c\u5185\u5b58\u6cc4\u9732\u4e86&#xff0c;\u5b8c\u7f8e<\/li>\n<li>\u5f53\u524d&#xff0c;\u5176\u5b9e\u4e0a\u8ff0\u7684\u505a\u6cd5\u90fd\u662f\u6743\u5b9c\u4e4b\u8ba1&#xff0c;\u76f8\u6bd4\u4e4b\u4e0b&#xff0c;Java&#xff0c;Python&#xff0c;Go\u7b49\u8bed\u8a00\u4e2d\u7684\u5168\u81ea\u52a8\u5783\u573e\u56de\u6536\u673a\u5236\u66f4\u597d\u7528\u4e00\u4e9b&#xff0c;\u90a3\u4e48\u5c0f\u7f16&#xff0c;\u5c0f\u7f16&#xff0c;C&#043;&#043;\u4e5f\u662f\u4e3b\u6d41\u8bed\u8a00\u5440&#xff0c;\u4e3a\u4ec0\u4e48C&#043;&#043;\u4e2d\u4e0d\u63a8\u51fa\u5168\u81ea\u52a8\u5783\u573e\u56de\u6536\u5668\u5462&#xff1f;C&#043;&#043;\u662f\u4e00\u4e2a\u6781\u5ea6\u8ffd\u6c42\u548c\u6ce8\u91cd\u6027\u80fd\u7684\u4e00\u95e8\u8bed\u8a00&#xff0c;\u5168\u81ea\u52a8\u5783\u573e\u56de\u6536\u673a\u5236\u7684\u5f15\u5165\u52bf\u5fc5\u4f1a\u5e26\u6765\u6027\u80fd\u7684\u4e0b\u964d&#xff0c;\u6240\u4ee5C&#043;&#043;\u4e0d\u4f1a\u63a8\u51fa\u5168\u81ea\u52a8\u5783\u573e\u56de\u6536\u5668&#xff0c;\u5e76\u4e14C&#043;&#043;\u6807\u51c6\u59d4\u5458\u4f1a\u4e5f\u660e\u786e\u8868\u793aC&#043;&#043;\u4e0d\u4f1a\u63a8\u51fa\u5168\u81ea\u52a8\u5783\u573e\u56de\u6536\u5668<\/li>\n<li>\u800cQt\u4f5c\u4e3aC&#043;&#043;\u7684\u6846\u67b6&#xff0c;\u81ea\u7136\u4e5f\u8981\u5168\u529b\u652f\u6301C&#043;&#043;\u4e2d\u4e0d\u63a8\u51fa\u5168\u81ea\u52a8\u5783\u573e\u56de\u6536\u5668&#xff0c;\u867d\u7136Qt\u4e0d\u4f1a\u63a8\u51fa\u5168\u81ea\u52a8\u5783\u573e\u56de\u6536\u5668&#xff0c;\u4f46\u662fQt\u53ef\u4ee5\u63a8\u51fa\u534a\u81ea\u52a8\u5783\u573e\u56de\u6536\u5668deleteLater\u5440&#xff0c;Qt\u4e3b\u8981\u7528\u6765\u5f00\u53d1\u56fe\u5f62\u5316\u7684\u5ba2\u6237\u7aef\u7a0b\u5e8f&#xff0c;\u5bf9\u4e8e\u5ba2\u6237\u7aef\u6765\u8bb2\u5bf9\u4e8e\u6027\u80fd\u53cd\u800c\u662f\u4e0d\u90a3\u4e48\u6ce8\u91cd&#xff0c;\u6240\u4ee5Qt\u5728\u81ea\u5df1\u7684\u80fd\u529b\u8303\u56f4\u4e4b\u5185\u63a8\u51fa\u534a\u81ea\u52a8\u5783\u573e\u56de\u6536\u671fdeleteLater\u4e5f\u6ca1\u95ee\u9898<\/li>\n<li>\u6240\u4ee5\u6b64\u65f6\u6211\u4eec\u5728\u69fd\u51fd\u6570\u4e2d\u4f7f\u7528QTcpSocket\u7c7b\u578b\u7684clientSocket\u8c03\u7528deleteLater&#xff0c;\u6b64\u65f6\u5c31\u53ef\u4ee5\u786e\u4fddclientSocket\u5728\u5f53\u524d\u69fd\u51fd\u6570\u7ed3\u675f\u540e&#xff0c;\u4e0b\u4e00\u8f6e\u4e8b\u4ef6\u5faa\u73af\u4e2d\u88ab\u9500\u6bc1&#xff0c;\u91ca\u653e\u6587\u4ef6\u63cf\u8ff0\u7b26&#xff0c;\u91ca\u653e\u5185\u5b58&#xff0c;\u5176\u5b9e\u8fd9\u91cc\u8bf4\u91ca\u653e\u6587\u4ef6\u63cf\u8ff0\u7b26\u8fd8\u662f\u6709\u70b9\u4e0d\u51c6\u786e&#xff0c;\u66f4\u51c6\u786e\u6765\u8bb2\u662f\u91ca\u653e\u8fdb\u7a0bPCB\u4e2d\u6307\u5411\u7684\u6587\u4ef6\u63cf\u8ff0\u7b26\u8868\u4e2d\u5bf9\u5e94\u6587\u4ef6\u63cf\u8ff0\u7b26\u7684\u6570\u7ec4\u4e0b\u6807\u4e2d\u6307\u9488\u6307\u5411\u7684TCP\u7f51\u7edc\u76f8\u5173\u7684\u6587\u4ef6\u6253\u5f00\u5bf9\u8c61&#xff0c;\u4e00\u65e6TCP\u7f51\u7edc\u76f8\u5173\u7684\u6587\u4ef6\u6253\u5f00\u5bf9\u8c61\u88ab\u91ca\u653e\u4e4b\u540e&#xff0c;\u81ea\u7136\u6587\u4ef6\u63cf\u8ff0\u7b26\u8868\u4e2d\u5bf9\u5e94\u7684\u6570\u7ec4\u4e0b\u6807\u4e2d\u7684\u6307\u9488\u4e5f\u8981\u88ab\u7f6e\u7a7anullptr&#xff0c;\u81ea\u7136\u6587\u4ef6\u63cf\u8ff0\u7b26\u4e5f\u5c31\u88ab\u91ca\u653e\u4e86&#xff0c;\u6b64\u65f6\u6587\u4ef6\u63cf\u8ff0\u7b26\u8d44\u6e90\u4e5f\u5c31\u88ab\u91ca\u653e\u4e86<\/li>\n<li>\u63a5\u4e0b\u6765\u6211\u4eec\u8fd8\u671f\u671b\u56de\u663e\u65e5\u5fd7&#xff0c;\u6240\u4ee5\u6b64\u65f6\u5c31\u60f3\u8981\u62fc\u63a5log\u65e5\u5fd7&#xff0c;\u8fd9\u91cc\u6211\u4eec\u7b80\u5355\u4e00\u70b9&#xff0c;ctrl&#043;c\u590d\u5236\u4e00\u4e0b\u5f53\u521d\u83b7\u53d6\u4e86\u5ba2\u6237\u7aefclientSocket\u5bf9\u8c61\u90a3\u91cc\u62fc\u63a5\u7684log\u65e5\u5fd7&#xff0c;\u7136\u540ectrl&#043;v\u7c98\u8d34\u5230\u5f53\u524d\u69fd\u51fd\u6570\u5bf9\u5e94\u7684lambda\u8868\u8fbe\u5f0f\u4e2d&#xff0c;\u5c06\u5ba2\u6237\u7aef\u4e0a\u7ebf\u4fee\u6539\u4e3a\u5ba2\u6237\u7aef\u4e0b\u7ebf\u5373\u53ef&#xff0c;\u4fd7\u8bdd\u8bf4\u5f97\u597d&#xff0c;\u4e00\u65f6\u590d\u5236\u4e00\u65f6\u723d&#xff0c;\u4e00\u76f4\u590d\u5236\u4e00\u76f4\u723d\u5440&#x1f61d;&#xff0c;\u63a5\u4e0b\u6765\u6211\u4eec\u4f7f\u7528addItem\u5c06log\u65e5\u5fd7\u4f5c\u4e3a\u5143\u7d20\u6dfb\u52a0\u5230Widget\u754c\u9762\u4e0a\u7684\u5217\u8868\u4e2d\u5373\u53ef&#xff0c;\u6b64\u65f6\u5ba2\u6237\u7aef\u4e0b\u7ebf\u7684\u65e5\u5fd7\u5c31\u5728Widget\u754c\u9762\u4e0a\u7684\u5217\u8868\u4e2d\u56de\u663e\u4e86<\/li>\n<li>\u6b64\u65f6\u6211\u4eec\u7684TCP\u56de\u663e\u670d\u52a1\u5668\u5c31\u5b9e\u73b0\u5b8c\u6210\u4e86&#xff0c;\u7531\u4e8e\u6b64\u65f6\u6211\u4eec\u6ca1\u6709\u5b9e\u73b0TCP\u56de\u663e\u5ba2\u6237\u7aef&#xff0c;\u6b64\u65f6\u6211\u4eec\u8fd8\u6ca1\u6709\u529e\u6cd5\u8fdb\u884c\u6d4b\u8bd5&#xff0c;\u9700\u8981\u7b49\u4e0b\u4e00\u7bc7\u5c0f\u7f16\u5b9e\u73b0TCP\u5ba2\u6237\u7aef\u4e4b\u540e\u518d\u6765\u8fdb\u884c\u7edf\u4e00\u7684\u6d4b\u8bd5<\/li>\n<hr \/>\n<h3>\u603b\u7ed3<\/h3>\n<p>\u4ee5\u4e0a\u5c31\u662f\u4eca\u5929\u7684\u535a\u5ba2\u5185\u5bb9\u5566&#xff0c;\u5e0c\u671b\u5bf9\u8bfb\u8005\u670b\u53cb\u4eec\u6709\u5e2e\u52a9 \u6c34\u6ef4\u77f3\u7a7f&#xff0c;\u575a\u6301\u5c31\u662f\u80dc\u5229&#xff0c;\u8bfb\u8005\u670b\u53cb\u4eec\u53ef\u4ee5\u70b9\u4e2a\u5173\u6ce8 \u70b9\u8d5e\u6536\u85cf\u52a0\u5173\u6ce8&#xff0c;\u627e\u5230\u5c0f\u7f16\u4e0d\u8ff7\u8def&#xff01;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5c0f\u7f16\u4e2a\u4eba\u4e3b\u9875\u8be6\u60c5&lt;\u2014\u8bf7\u70b9\u51fb \u5c0f\u7f16\u4e2a\u4ebagitee\u4ee3\u7801\u4ed3\u5e93&lt;\u2014\u8bf7\u70b9\u51fb Qt\u7cfb\u5217\u4e13\u680f&lt;\u2014\u8bf7\u70b9\u51fb \u5018\u82e5\u547d\u4e2d\u65e0\u6b64\u8fd0&#xff0c;\u5b64\u8eab\u4ea6\u53ef\u767b\u6606\u4ed1&#xff0c;\u9001\u7ed9\u5c4f\u5e55\u9762\u524d\u7684\u8bfb\u8005\u670b\u53cb\u4eec\u548c\u5c0f\u7f16\u81ea\u5df1!  \u76ee\u5f55\u524d\u8a00\u4e00\u3001TCP\u5bf9\u5e94QTcpServer\u548cQTcpSocket\u7684\u63a5\u53e3\u8bb2\u89e3\u4e8c\u3001TCP\u56de\u663e\u670d\u52a1\u5668\u7684\u5b9e\u73b0\u603b\u7ed3\u524d\u8a00 \u3010Qt\u3011\u7cfb\u7edf\u76f8\u5173&#xff08;\u516b&#xff09;UDP\u56de\u663e\u5ba2\u6237\u7aef\u7684\u5b9e\u73b0&#xff0c;\u6d4b\u8bd5&#xff0c;\u95ee\u9898\u601d\u8003\u2014\u2014\u4e66\u63a5\u4e0a\u6587 \u8be6\u60c5\u8bf7\u70b9\u51fb&lt;\u2014\u2014&#xff0c;\u672c\u6587\u4f1a\u5728\u4e0a\u6587\u7684\u57fa\u7840<\/p>\n","protected":false},"author":2,"featured_media":82495,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[55,218,970,43,78],"topic":[],"class_list":["post-82503","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-server","tag-c","tag-qt","tag-tcp","tag-43","tag-78"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u3010Qt\u3011\u7cfb\u7edf\u76f8\u5173\uff08\u4e5d\uff09TCP\u56de\u663e\u670d\u52a1\u5668\u7684\u5b9e\u73b0\uff0cQTcpServer\u548cQTcpSocket\u7684\u8bb2\u89e3 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.wsisp.com\/helps\/82503.html\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u3010Qt\u3011\u7cfb\u7edf\u76f8\u5173\uff08\u4e5d\uff09TCP\u56de\u663e\u670d\u52a1\u5668\u7684\u5b9e\u73b0\uff0cQTcpServer\u548cQTcpSocket\u7684\u8bb2\u89e3 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"og:description\" content=\"\u5c0f\u7f16\u4e2a\u4eba\u4e3b\u9875\u8be6\u60c5&lt;\u2014\u8bf7\u70b9\u51fb \u5c0f\u7f16\u4e2a\u4ebagitee\u4ee3\u7801\u4ed3\u5e93&lt;\u2014\u8bf7\u70b9\u51fb Qt\u7cfb\u5217\u4e13\u680f&lt;\u2014\u8bf7\u70b9\u51fb \u5018\u82e5\u547d\u4e2d\u65e0\u6b64\u8fd0&#xff0c;\u5b64\u8eab\u4ea6\u53ef\u767b\u6606\u4ed1&#xff0c;\u9001\u7ed9\u5c4f\u5e55\u9762\u524d\u7684\u8bfb\u8005\u670b\u53cb\u4eec\u548c\u5c0f\u7f16\u81ea\u5df1! \u76ee\u5f55\u524d\u8a00\u4e00\u3001TCP\u5bf9\u5e94QTcpServer\u548cQTcpSocket\u7684\u63a5\u53e3\u8bb2\u89e3\u4e8c\u3001TCP\u56de\u663e\u670d\u52a1\u5668\u7684\u5b9e\u73b0\u603b\u7ed3\u524d\u8a00 \u3010Qt\u3011\u7cfb\u7edf\u76f8\u5173&#xff08;\u516b&#xff09;UDP\u56de\u663e\u5ba2\u6237\u7aef\u7684\u5b9e\u73b0&#xff0c;\u6d4b\u8bd5&#xff0c;\u95ee\u9898\u601d\u8003\u2014\u2014\u4e66\u63a5\u4e0a\u6587 \u8be6\u60c5\u8bf7\u70b9\u51fb&lt;\u2014\u2014&#xff0c;\u672c\u6587\u4f1a\u5728\u4e0a\u6587\u7684\u57fa\u7840\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.wsisp.com\/helps\/82503.html\" \/>\n<meta property=\"og:site_name\" content=\"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"article:published_time\" content=\"2026-07-25T01:49:18+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/07\/20260725014916-6a64161caa002.gif\" \/>\n<meta name=\"author\" content=\"admin\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"admin\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4\" \/>\n\t<meta name=\"twitter:data2\" content=\"14 \u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/82503.html\",\"url\":\"https:\/\/www.wsisp.com\/helps\/82503.html\",\"name\":\"\u3010Qt\u3011\u7cfb\u7edf\u76f8\u5173\uff08\u4e5d\uff09TCP\u56de\u663e\u670d\u52a1\u5668\u7684\u5b9e\u73b0\uff0cQTcpServer\u548cQTcpSocket\u7684\u8bb2\u89e3 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\",\"isPartOf\":{\"@id\":\"https:\/\/www.wsisp.com\/helps\/#website\"},\"datePublished\":\"2026-07-25T01:49:18+00:00\",\"dateModified\":\"2026-07-25T01:49:18+00:00\",\"author\":{\"@id\":\"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41\"},\"breadcrumb\":{\"@id\":\"https:\/\/www.wsisp.com\/helps\/82503.html#breadcrumb\"},\"inLanguage\":\"zh-Hans\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.wsisp.com\/helps\/82503.html\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/82503.html#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"\u9996\u9875\",\"item\":\"https:\/\/www.wsisp.com\/helps\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"\u3010Qt\u3011\u7cfb\u7edf\u76f8\u5173\uff08\u4e5d\uff09TCP\u56de\u663e\u670d\u52a1\u5668\u7684\u5b9e\u73b0\uff0cQTcpServer\u548cQTcpSocket\u7684\u8bb2\u89e3\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/#website\",\"url\":\"https:\/\/www.wsisp.com\/helps\/\",\"name\":\"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\",\"description\":\"\u9999\u6e2f\u670d\u52a1\u5668_\u9999\u6e2f\u4e91\u670d\u52a1\u5668\u8d44\u8baf_\u670d\u52a1\u5668\u5e2e\u52a9\u6587\u6863_\u670d\u52a1\u5668\u6559\u7a0b\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.wsisp.com\/helps\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"zh-Hans\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41\",\"name\":\"admin\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-Hans\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery\",\"contentUrl\":\"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery\",\"caption\":\"admin\"},\"sameAs\":[\"http:\/\/wp.wsisp.com\"],\"url\":\"https:\/\/www.wsisp.com\/helps\/author\/admin\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"\u3010Qt\u3011\u7cfb\u7edf\u76f8\u5173\uff08\u4e5d\uff09TCP\u56de\u663e\u670d\u52a1\u5668\u7684\u5b9e\u73b0\uff0cQTcpServer\u548cQTcpSocket\u7684\u8bb2\u89e3 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.wsisp.com\/helps\/82503.html","og_locale":"zh_CN","og_type":"article","og_title":"\u3010Qt\u3011\u7cfb\u7edf\u76f8\u5173\uff08\u4e5d\uff09TCP\u56de\u663e\u670d\u52a1\u5668\u7684\u5b9e\u73b0\uff0cQTcpServer\u548cQTcpSocket\u7684\u8bb2\u89e3 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","og_description":"\u5c0f\u7f16\u4e2a\u4eba\u4e3b\u9875\u8be6\u60c5&lt;\u2014\u8bf7\u70b9\u51fb \u5c0f\u7f16\u4e2a\u4ebagitee\u4ee3\u7801\u4ed3\u5e93&lt;\u2014\u8bf7\u70b9\u51fb Qt\u7cfb\u5217\u4e13\u680f&lt;\u2014\u8bf7\u70b9\u51fb \u5018\u82e5\u547d\u4e2d\u65e0\u6b64\u8fd0&#xff0c;\u5b64\u8eab\u4ea6\u53ef\u767b\u6606\u4ed1&#xff0c;\u9001\u7ed9\u5c4f\u5e55\u9762\u524d\u7684\u8bfb\u8005\u670b\u53cb\u4eec\u548c\u5c0f\u7f16\u81ea\u5df1! \u76ee\u5f55\u524d\u8a00\u4e00\u3001TCP\u5bf9\u5e94QTcpServer\u548cQTcpSocket\u7684\u63a5\u53e3\u8bb2\u89e3\u4e8c\u3001TCP\u56de\u663e\u670d\u52a1\u5668\u7684\u5b9e\u73b0\u603b\u7ed3\u524d\u8a00 \u3010Qt\u3011\u7cfb\u7edf\u76f8\u5173&#xff08;\u516b&#xff09;UDP\u56de\u663e\u5ba2\u6237\u7aef\u7684\u5b9e\u73b0&#xff0c;\u6d4b\u8bd5&#xff0c;\u95ee\u9898\u601d\u8003\u2014\u2014\u4e66\u63a5\u4e0a\u6587 \u8be6\u60c5\u8bf7\u70b9\u51fb&lt;\u2014\u2014&#xff0c;\u672c\u6587\u4f1a\u5728\u4e0a\u6587\u7684\u57fa\u7840","og_url":"https:\/\/www.wsisp.com\/helps\/82503.html","og_site_name":"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","article_published_time":"2026-07-25T01:49:18+00:00","og_image":[{"url":"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/07\/20260725014916-6a64161caa002.gif"}],"author":"admin","twitter_card":"summary_large_image","twitter_misc":{"\u4f5c\u8005":"admin","\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4":"14 \u5206"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.wsisp.com\/helps\/82503.html","url":"https:\/\/www.wsisp.com\/helps\/82503.html","name":"\u3010Qt\u3011\u7cfb\u7edf\u76f8\u5173\uff08\u4e5d\uff09TCP\u56de\u663e\u670d\u52a1\u5668\u7684\u5b9e\u73b0\uff0cQTcpServer\u548cQTcpSocket\u7684\u8bb2\u89e3 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","isPartOf":{"@id":"https:\/\/www.wsisp.com\/helps\/#website"},"datePublished":"2026-07-25T01:49:18+00:00","dateModified":"2026-07-25T01:49:18+00:00","author":{"@id":"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41"},"breadcrumb":{"@id":"https:\/\/www.wsisp.com\/helps\/82503.html#breadcrumb"},"inLanguage":"zh-Hans","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.wsisp.com\/helps\/82503.html"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.wsisp.com\/helps\/82503.html#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"\u9996\u9875","item":"https:\/\/www.wsisp.com\/helps"},{"@type":"ListItem","position":2,"name":"\u3010Qt\u3011\u7cfb\u7edf\u76f8\u5173\uff08\u4e5d\uff09TCP\u56de\u663e\u670d\u52a1\u5668\u7684\u5b9e\u73b0\uff0cQTcpServer\u548cQTcpSocket\u7684\u8bb2\u89e3"}]},{"@type":"WebSite","@id":"https:\/\/www.wsisp.com\/helps\/#website","url":"https:\/\/www.wsisp.com\/helps\/","name":"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","description":"\u9999\u6e2f\u670d\u52a1\u5668_\u9999\u6e2f\u4e91\u670d\u52a1\u5668\u8d44\u8baf_\u670d\u52a1\u5668\u5e2e\u52a9\u6587\u6863_\u670d\u52a1\u5668\u6559\u7a0b","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.wsisp.com\/helps\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"zh-Hans"},{"@type":"Person","@id":"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41","name":"admin","image":{"@type":"ImageObject","inLanguage":"zh-Hans","@id":"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/image\/","url":"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery","contentUrl":"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery","caption":"admin"},"sameAs":["http:\/\/wp.wsisp.com"],"url":"https:\/\/www.wsisp.com\/helps\/author\/admin"}]}},"_links":{"self":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/posts\/82503","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/comments?post=82503"}],"version-history":[{"count":0,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/posts\/82503\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/media\/82495"}],"wp:attachment":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/media?parent=82503"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/categories?post=82503"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/tags?post=82503"},{"taxonomy":"topic","embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/topic?post=82503"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}