{"id":50321,"date":"2025-07-30T22:57:33","date_gmt":"2025-07-30T14:57:33","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/50321.html"},"modified":"2025-07-30T22:57:33","modified_gmt":"2025-07-30T14:57:33","slug":"qt-6-12-%e5%8d%95%e6%9c%8d%e5%8a%a1%e5%99%a8%e5%a4%9a%e5%ae%a2%e6%88%b7%e7%ab%af%e7%bd%91%e7%bb%9c%e7%bc%96%e7%a8%8b%e5%ae%9e%e6%88%98%e9%a1%b9%e7%9b%ae","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/50321.html","title":{"rendered":"Qt 6.12 \u5355\u670d\u52a1\u5668\u591a\u5ba2\u6237\u7aef\u7f51\u7edc\u7f16\u7a0b\u5b9e\u6218\u9879\u76ee"},"content":{"rendered":"<p>  \u672c\u6587\u8fd8\u6709\u914d\u5957\u7684\u7cbe\u54c1\u8d44\u6e90&#xff0c;\u70b9\u51fb\u83b7\u53d6  <img decoding=\"async\" alt=\"menu-r.4af5f7ec.gif\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/07\/20250730145731-688a32dbd8c34.gif\" style=\"width:16px;margin-left:4px;vertical-align:text-bottom;cursor:text\" \/> <\/p>\n<p> \u7b80\u4ecb&#xff1a;Qt\u5e93\u63d0\u4f9b\u4e86\u4e00\u5957\u5f3a\u5927\u7684\u5de5\u5177\u7528\u4e8eGUI\u8bbe\u8ba1\u548c\u7f51\u7edc\u901a\u4fe1&#xff0c;\u5c24\u5176\u662f\u5728\u7f51\u7edc\u7f16\u7a0b\u65b9\u9762\u3002\u672c\u8d44\u6599\u5305\u201dQt6.12Socket\u7f51\u7edc\u7f16\u7a0b.zip\u201d\u4e13\u6ce8\u4e8e\u4f7f\u7528Qt 6.12\u7248\u672c\u8fdb\u884c\u7f51\u7edc\u7f16\u7a0b\u7684\u5b9e\u8df5&#xff0c;\u91cd\u70b9\u4ecb\u7ecd\u4e86\u5355\u670d\u52a1\u5668\u4e0e\u591a\u5ba2\u6237\u7aef\u4e4b\u95f4\u7684\u4ea4\u4e92\u5b9e\u73b0\u3002\u8d44\u6599\u4e2d\u5305\u542b\u4e86\u670d\u52a1\u5668\u7aef\u548c\u5ba2\u6237\u7aef\u7684\u4ee3\u7801\u793a\u4f8b&#xff0c;\u6df1\u5165\u8bb2\u89e3\u4e86\u5982\u4f55\u4f7f\u7528  QTcpServer  \u548c  QTcpSocket  \u7c7b\u5904\u7406\u5e76\u53d1\u8fde\u63a5\u3001\u6570\u636e\u4f20\u8f93\u4ee5\u53ca\u9519\u8bef\u5904\u7406\u3002\u901a\u8fc7\u5206\u6790\u548c\u8fd0\u884c\u793a\u4f8b\u4ee3\u7801&#xff0c;\u5f00\u53d1\u8005\u53ef\u4ee5\u638c\u63e1\u4f7f\u7528Qt\u8fdb\u884c\u7f51\u7edc\u901a\u4fe1\u7684\u6838\u5fc3\u6280\u672f&#xff0c;\u5e76\u5e94\u7528\u4e8e\u6784\u5efa\u5404\u79cd\u7f51\u7edc\u5e94\u7528\u7a0b\u5e8f\u3002 <\/p>\n<h2> 1. Qt\u7f51\u7edc\u6a21\u5757\u4ecb\u7ecd <\/h2>\n<h3> \u7b80\u8ff0Qt\u7f51\u7edc\u6a21\u5757 <\/h3>\n<p> Qt\u662f\u4e00\u4e2a\u8de8\u5e73\u53f0\u7684C&#043;&#043;\u6846\u67b6&#xff0c;\u5b83\u63d0\u4f9b\u4e86\u4e00\u5957\u5b8c\u5907\u7684\u7f51\u7edc\u7f16\u7a0b\u6a21\u5757&#xff0c;\u5141\u8bb8\u5f00\u53d1\u8005\u5728\u5e94\u7528\u7a0b\u5e8f\u4e2d\u5b9e\u73b0\u590d\u6742\u7684\u7f51\u7edc\u901a\u4fe1\u529f\u80fd\u3002Qt\u7f51\u7edc\u6a21\u5757\u63d0\u4f9b\u4e86\u5bf9TCP\/IP\u548cUDP\u534f\u8bae\u7684\u9ad8\u7ea7\u5c01\u88c5&#xff0c;\u7b80\u5316\u4e86\u7f51\u7edc\u7f16\u7a0b\u7684\u590d\u6742\u6027&#xff0c;\u5141\u8bb8\u5f00\u53d1\u8005\u5feb\u901f\u6784\u5efa\u5ba2\u6237\u7aef\u548c\u670d\u52a1\u5668\u5e94\u7528\u3002 <\/p>\n<h3> Qt\u7f51\u7edc\u6a21\u5757\u7684\u91cd\u8981\u6027 <\/h3>\n<p> \u5bf9\u4e8e\u9700\u8981\u8fdc\u7a0b\u6570\u636e\u4ea4\u6362\u3001\u5ba2\u6237\u7aef\/\u670d\u52a1\u5668\u67b6\u6784\u3001\u6216\u5b9e\u65f6\u7f51\u7edc\u901a\u4fe1\u7684\u5e94\u7528\u7a0b\u5e8f&#xff0c;Qt\u7f51\u7edc\u6a21\u5757\u63d0\u4f9b\u4e86\u4e00\u79cd\u9ad8\u6548\u4e14\u53ef\u79fb\u690d\u7684\u65b9\u6cd5\u3002Qt\u5229\u7528\u4fe1\u53f7\u548c\u69fd\u673a\u5236&#xff0c;\u4f7f\u5f97\u7f51\u7edc\u901a\u4fe1\u4e2d\u72b6\u6001\u7684\u53d8\u66f4\u80fd\u591f\u4ee5\u4e8b\u4ef6\u9a71\u52a8\u7684\u65b9\u5f0f\u8fdb\u884c\u5904\u7406&#xff0c;\u5927\u5e45\u63d0\u5347\u4e86\u5e94\u7528\u7684\u54cd\u5e94\u6027\u548c\u53ef\u9760\u6027\u3002 <\/p>\n<h3> \u7f51\u7edc\u6a21\u5757\u7684\u6838\u5fc3\u7ec4\u4ef6\u6982\u89c8 <\/h3>\n<p> Qt\u7684\u7f51\u7edc\u6a21\u5757\u4e3b\u8981\u5305\u542b\u4ee5\u4e0b\u6838\u5fc3\u7ec4\u4ef6&#xff1a;  &#8211;  QTcpServer  &#xff1a;\u7528\u4e8e\u521b\u5efaTCP\u670d\u52a1\u5668&#xff0c;\u76d1\u542c\u7f51\u7edc\u7aef\u53e3\u5e76\u63a5\u53d7\u5ba2\u6237\u7aef\u7684\u8fde\u63a5\u3002  &#8211;  QTcpSocket  &#xff1a;\u7528\u4e8e\u521b\u5efaTCP\u5ba2\u6237\u7aef&#xff0c;\u5b9e\u73b0\u7f51\u7edc\u901a\u4fe1\u7684\u6570\u636e\u6536\u53d1\u3002  &#8211;  QUdpSocket  &#xff1a;\u7528\u4e8e\u521b\u5efaUDP\u5957\u63a5\u5b57&#xff0c;\u5b9e\u73b0\u65e0\u9700\u5efa\u7acb\u8fde\u63a5\u7684\u65e0\u8fde\u63a5\u901a\u4fe1\u3002  &#8211;  QNetworkAccessManager  &#xff1a;\u7528\u4e8e\u5904\u7406HTTP\u7b49\u534f\u8bae\u7684\u9ad8\u5c42\u7f51\u7edc\u8bbf\u95ee\u3002  &#8211;  QNetworkConfigurationManager  &#xff1a;\u7528\u4e8e\u7ba1\u7406\u7f51\u7edc\u914d\u7f6e\u548c\u8fde\u63a5\u72b6\u6001\u3002 <\/p>\n<p> \u8fd9\u4e9b\u7ec4\u4ef6\u914d\u5408Qt\u7684\u4e8b\u4ef6\u5faa\u73af\u673a\u5236&#xff0c;\u4f7f\u5f97\u5f00\u53d1\u8005\u53ef\u4ee5\u66f4\u52a0\u5173\u6ce8\u5e94\u7528\u903b\u8f91\u7684\u5b9e\u73b0&#xff0c;\u800c\u975e\u5e95\u5c42\u7f51\u7edc\u534f\u8bae\u7684\u7ec6\u8282\u3002 <\/p>\n<p> \u901a\u8fc7\u672c\u7ae0\u7684\u4ecb\u7ecd&#xff0c;\u8bfb\u8005\u5c06\u5bf9Qt\u7f51\u7edc\u6a21\u5757\u6709\u4e00\u4e2a\u57fa\u672c\u7684\u4e86\u89e3&#xff0c;\u5e76\u4e3a\u540e\u7eed\u7ae0\u8282\u6df1\u5165\u5b66\u4e60\u5404\u7ec4\u4ef6\u7684\u4f7f\u7528\u548c\u7f51\u7edc\u7f16\u7a0b\u6280\u5de7\u6253\u4e0b\u57fa\u7840\u3002 <\/p>\n<h2> 2. Qt 6.12\u7279\u6027\u6982\u89c8\u53ca\u7f51\u7edc\u7f16\u7a0b\u57fa\u7840 <\/h2>\n<h4> 2.1 Qt 6.12\u65b0\u7279\u6027\u548c\u6539\u8fdb <\/h4>\n<h5> 2.1.1 \u65b0\u589e\u7c7b\u548c\u65b9\u6cd5 <\/h5>\n<p> Qt 6.12\u5f15\u5165\u4e86\u4e00\u4e9b\u65b0\u7684\u7c7b\u548c\u65b9\u6cd5&#xff0c;\u4ee5\u63d0\u9ad8\u5f00\u53d1\u8005\u7684\u751f\u4ea7\u6548\u7387\u548c\u4ee3\u7801\u8d28\u91cf\u3002\u8fd9\u4e9b\u65b0\u589e\u7279\u6027\u4e2d\u7684\u4e00\u4e2a\u4eae\u70b9\u662f\u5f15\u5165\u4e86  QCoro  \u5e93&#xff0c;\u8be5\u5e93\u63d0\u4f9b\u4e86\u5bf9\u534f\u7a0b\u7684\u652f\u6301&#xff0c;\u8fd9\u5728\u5904\u7406\u5f02\u6b65\u7f16\u7a0b\u65f6\u5c24\u4e3a\u91cd\u8981\u3002\u540c\u65f6&#xff0c;\u4e3a\u4e86\u7b80\u5316\u56fe\u5f62\u7528\u6237\u754c\u9762&#xff08;GUI&#xff09;\u5e94\u7528\u7a0b\u5e8f\u7684\u5f00\u53d1&#xff0c;\u65b0\u589e\u4e86  QCommandLineParser  \u7c7b\u7528\u4e8e\u547d\u4ee4\u884c\u89e3\u6790&#xff0c;\u8fd9\u6709\u52a9\u4e8e\u5f00\u53d1\u8005\u521b\u5efa\u53ef\u4ee5\u5728\u547d\u4ee4\u884c\u64cd\u4f5c\u7684GUI\u7a0b\u5e8f\u3002 <\/p>\n<p> \u4e0b\u9762\u662f\u4e00\u4e2a\u4f7f\u7528  QCommandLineParser  \u7684\u7b80\u5355\u793a\u4f8b\u4ee3\u7801&#xff1a; <\/p>\n<p>#include &lt;QCoreApplication&gt;<br \/>\n#include &lt;QCommandLineParser&gt;<\/p>\n<p>int main(int argc, char *argv[])<br \/>\n{<br \/>\n    QCoreApplication app(argc, argv);<br \/>\n    QCommandLineParser parser;<br \/>\n    parser.setApplicationDescription(&#034;QCommandLineParser demo&#034;);<br \/>\n    parser.addHelpOption();<br \/>\n    parser.addVersionOption();<br \/>\n    parser.addPositionalArgument(&#034;inputfile&#034;, &#034;The inputfile to process.&#034;);<br \/>\n    parser.process(app);<\/p>\n<p>    if (parser.isSet(parser.positionalArguments().first())) {<br \/>\n        qDebug() &lt;&lt; &#034;Input file:&#034; &lt;&lt; parser.positionalArguments().first();<br \/>\n    }<br \/>\n    return app.exec();<br \/>\n}<\/p>\n<p> \u6b64\u4ee3\u7801\u5757\u5c55\u793a\u4e86\u5982\u4f55\u5b9a\u4e49\u4e00\u4e2a\u63a5\u6536\u547d\u4ee4\u884c\u53c2\u6570\u7684\u5e94\u7528\u7a0b\u5e8f&#xff0c;\u5e76\u5728\u5b58\u5728\u8f93\u5165\u6587\u4ef6\u65f6&#xff0c;\u6253\u5370\u5176\u540d\u79f0\u3002  QCommandLineParser  \u7c7b\u901a\u8fc7\u7b80\u6d01\u7684API\u4f7f\u5f97\u547d\u4ee4\u884c\u89e3\u6790\u53d8\u5f97\u8f7b\u800c\u6613\u4e3e\u3002 <\/p>\n<h5> 2.1.2 \u6027\u80fd\u4f18\u5316\u548c\u5de5\u5177\u5347\u7ea7 <\/h5>\n<p> \u968f\u7740\u6027\u80fd\u4f18\u5316\u4e0e\u5de5\u5177\u5347\u7ea7&#xff0c;Qt 6.12\u5bf9\u4ee3\u7801\u7f16\u8bd1\u901f\u5ea6\u3001\u5185\u5b58\u6d88\u8017\u548c\u542f\u52a8\u65f6\u95f4\u90fd\u6709\u663e\u8457\u63d0\u5347\u3002\u6539\u5584\u7684  Qt Quick  \u8fd0\u884c\u65f6\u4f7f\u5f97\u573a\u666f\u52a0\u8f7d\u66f4\u52a0\u8fc5\u901f&#xff0c;\u5c24\u5176\u662f\u5bf9\u4e8e\u590d\u6742\u573a\u666f\u3002\u5728\u5de5\u5177\u65b9\u9762&#xff0c;Qt Creator 4.12\u589e\u52a0\u4e86\u5bf9\u65b0CMake\u548cninja\u6784\u5efa\u7cfb\u7edf\u7684\u652f\u6301&#xff0c;\u8fd9\u4f7f\u5f97\u5f00\u53d1\u8005\u53ef\u4ee5\u5728\u66f4\u5e7f\u6cdb\u7684\u5e73\u53f0\u548c\u7f16\u8bd1\u5668\u914d\u7f6e\u4e2d\u4f7f\u7528Qt\u3002 <\/p>\n<h4> 2.2 Qt\u7f51\u7edc\u7f16\u7a0b\u57fa\u7840 <\/h4>\n<h5> 2.2.1 \u7f51\u7edc\u7f16\u7a0b\u6982\u5ff5\u56de\u987e <\/h5>\n<p> \u7f51\u7edc\u7f16\u7a0b\u662f\u4e00\u4e2a\u6d89\u53ca\u5230\u5ba2\u6237\u7aef\u548c\u670d\u52a1\u5668\u4e4b\u95f4\u4ea4\u6362\u6570\u636e\u7684\u8fc7\u7a0b\u3002\u5728Qt\u4e2d&#xff0c;\u7f51\u7edc\u7f16\u7a0b\u4e3b\u8981\u56f4\u7ed5TCP\/IP\u534f\u8bae\u8fdb\u884c\u3002TCP\u63d0\u4f9b\u4e86\u4e00\u4e2a\u9762\u5411\u8fde\u63a5\u7684\u3001\u53ef\u9760\u7684\u3001\u57fa\u4e8e\u5b57\u8282\u6d41\u7684\u670d\u52a1&#xff0c;\u800cUDP\u5219\u662f\u4e00\u4e2a\u65e0\u8fde\u63a5\u7684\u3001\u4e0d\u53ef\u9760\u7684\u3001\u57fa\u4e8e\u6d88\u606f\u7684\u670d\u52a1\u3002Qt\u901a\u8fc7  QTcpSocket  \u548c  QUdpSocket  \u63d0\u4f9b\u4e86\u8fd9\u4e24\u79cd\u670d\u52a1\u7684\u5c01\u88c5\u3002 <\/p>\n<h5> 2.2.2 Qt\u7f51\u7edc\u6a21\u5757\u7684\u6838\u5fc3\u7ec4\u4ef6 <\/h5>\n<p> Qt\u7f51\u7edc\u6a21\u5757\u7684\u6838\u5fc3\u7ec4\u4ef6\u5305\u62ec  QTcpSocket  ,  QTcpServer  ,  QUdpSocket  \u4ee5\u53ca\u4e0e\u4e4b\u76f8\u5173\u7684\u4fe1\u53f7\u548c\u69fd\u673a\u5236\u3002  QTcpSocket  \u7c7b\u4ee3\u8868\u4e86\u4e00\u4e2aTCP\u5957\u63a5\u5b57&#xff0c;\u80fd\u591f\u901a\u8fc7\u7f51\u7edc\u53d1\u9001\u548c\u63a5\u6536\u6570\u636e\u3002  QTcpServer  \u7c7b\u5219\u7528\u4e8e\u5728\u670d\u52a1\u5668\u7aef\u76d1\u542c\u8fdb\u6765\u7684TCP\u8fde\u63a5\u8bf7\u6c42&#xff0c;\u521b\u5efa  QTcpSocket  \u6765\u4e0e\u5ba2\u6237\u7aef\u901a\u4fe1\u3002  QUdpSocket  \u662f\u57fa\u4e8eUDP\u534f\u8bae\u7684&#xff0c;\u7528\u4e8e\u53d1\u9001\u548c\u63a5\u6536UDP\u6570\u636e\u5305\u3002 <\/p>\n<p> \u4e0b\u9762\u662f\u4e00\u4e2a  QTcpServer  \u548c  QTcpSocket  \u7684\u57fa\u672c\u4ea4\u4e92\u793a\u4f8b&#xff1a; <\/p>\n<p>\/\/ server.cpp<br \/>\n#include &lt;QTcpServer&gt;<br \/>\n#include &lt;QTcpSocket&gt;<br \/>\n#include &lt;QCoreApplication&gt;<\/p>\n<p>QTcpServer server;<\/p>\n<p>void newConnection() {<br \/>\n    QTcpSocket *socket &#061; server.nextPendingConnection();<br \/>\n    connect(socket, &amp;QTcpSocket::readyRead, [](){<br \/>\n        qDebug() &lt;&lt; &#034;Client sent data:&#034; &lt;&lt; socket-&gt;readAll();<br \/>\n    });<br \/>\n    connect(socket, &amp;QTcpSocket::disconnected, socket, &amp;QTcpSocket::deleteLater);<br \/>\n}<\/p>\n<p>int main(int argc, char *argv[])<br \/>\n{<br \/>\n    QCoreApplication app(argc, argv);<br \/>\n    server.listen(QHostAddress::Any, 1234);<br \/>\n    connect(&amp;server, &amp;QTcpServer::newConnection, newConnection);<br \/>\n    return app.exec();<br \/>\n}<\/p>\n<p>\/\/ client.cpp<br \/>\n#include &lt;QTcpSocket&gt;<br \/>\n#include &lt;QCoreApplication&gt;<\/p>\n<p>QTcpSocket socket;<\/p>\n<p>int main(int argc, char *argv[])<br \/>\n{<br \/>\n    QCoreApplication app(argc, argv);<br \/>\n    socket.connectToHost(QHostAddress(&#034;127.0.0.1&#034;), 1234);<br \/>\n    socket.write(&#034;Hello Server!&#034;);<br \/>\n    return app.exec();<br \/>\n}<\/p>\n<p> \u6b64\u4ee3\u7801\u6bb5\u5c55\u793a\u4e86\u5982\u4f55\u521b\u5efa\u4e00\u4e2a\u7b80\u5355\u7684TCP\u670d\u52a1\u5668\u548c\u5ba2\u6237\u7aef\u8fdb\u884c\u901a\u4fe1\u3002\u670d\u52a1\u5668\u76d1\u542c\u7aef\u53e31234\u4e0a\u4efb\u4f55\u5730\u5740\u7684\u8fde\u63a5\u8bf7\u6c42&#xff0c;\u5e76\u5728\u65b0\u8fde\u63a5\u5efa\u7acb\u65f6\u8bfb\u53d6\u5ba2\u6237\u7aef\u53d1\u9001\u7684\u6570\u636e\u3002\u5ba2\u6237\u7aef\u8fde\u63a5\u5230\u670d\u52a1\u5668\u540e\u53d1\u9001\u4e00\u6761\u6d88\u606f\u3002 <\/p>\n<p> \u8bf7\u6ce8\u610f&#xff0c;\u4e0a\u8ff0\u793a\u4f8b\u4ec5\u4f5c\u4e3a\u57fa\u7840\u6982\u5ff5\u8bf4\u660e&#xff0c;\u5e76\u672a\u5305\u542b\u5f02\u5e38\u5904\u7406\u548c\u5b8c\u6574\u7684\u8d44\u6e90\u7ba1\u7406&#xff0c;\u5b9e\u9645\u5e94\u7528\u4e2d\u9700\u8981\u5b8c\u5584\u8fd9\u4e9b\u65b9\u9762\u3002\u5728\u63a5\u4e0b\u6765\u7684\u7ae0\u8282\u4e2d&#xff0c;\u6211\u4eec\u5c06\u6df1\u5165\u63a2\u8ba8  QTcpServer  \u548c  QTcpSocket  \u7684\u8be6\u7ec6\u7528\u6cd5\u548c\u9ad8\u7ea7\u7279\u6027\u3002 <\/p>\n<h2> 3. QTcpServer\u548cQTcpSocket\u7684\u6df1\u5165\u89e3\u6790 <\/h2>\n<p> \u5728Qt\u7f51\u7edc\u7f16\u7a0b\u4e2d&#xff0c;  QTcpServer  \u548c  QTcpSocket  \u662f\u4e24\u4e2a\u6838\u5fc3\u7c7b&#xff0c;\u5206\u522b\u7528\u4e8e\u5904\u7406 TCP \u670d\u52a1\u5668\u548c\u5ba2\u6237\u7aef\u7684\u901a\u4fe1\u3002\u672c\u7ae0\u8282\u6211\u4eec\u5c06\u6df1\u5165\u63a2\u8ba8\u8fd9\u4e24\u4e2a\u7c7b\u7684\u529f\u80fd\u548c\u5b9e\u73b0&#xff0c;\u5e76\u901a\u8fc7\u5b9e\u4f8b\u6f14\u793a\u5982\u4f55\u5728\u670d\u52a1\u5668\u7aef\u8fdb\u884c\u76d1\u542c\u4e0e\u63a5\u5165\u7ba1\u7406&#xff0c;\u4ee5\u53ca\u5ba2\u6237\u7aef\u5982\u4f55\u4e0e\u670d\u52a1\u5668\u5efa\u7acb\u8fde\u63a5\u548c\u8fdb\u884c\u6570\u636e\u4ea4\u6362\u3002 <\/p>\n<h3> 3.1 QTcpServer\u7c7b\u529f\u80fd\u548c\u5b9e\u73b0 <\/h3>\n<p>  QTcpServer  \u7c7b\u4e3b\u8981\u8d1f\u8d23\u76d1\u542c\u7279\u5b9a\u7aef\u53e3&#xff0c;\u63a5\u53d7\u5ba2\u6237\u7aef\u7684\u8fde\u63a5\u8bf7\u6c42&#xff0c;\u5e76\u7ba1\u7406\u8fde\u63a5\u8fc7\u7a0b\u3002\u5176\u6838\u5fc3\u529f\u80fd\u5305\u62ec\u542f\u52a8\u548c\u505c\u6b62\u76d1\u542c\u3001\u63a5\u53d7\u65b0\u7684\u8fde\u63a5\u3001\u83b7\u53d6\u5f53\u524d\u8fde\u63a5\u7684\u5ba2\u6237\u7aef\u5217\u8868\u7b49\u3002 <\/p>\n<h4> 3.1.1 QTcpServer\u7c7b\u6838\u5fc3\u65b9\u6cd5\u89e3\u6790 <\/h4>\n<p>  QTcpServer  \u63d0\u4f9b\u4e86\u4ee5\u4e0b\u51e0\u4e2a\u6838\u5fc3\u65b9\u6cd5&#xff1a; <\/p>\n<ul>\n<li>  listen(QHostAddress address, quint16 port)  &#xff1a;\u542f\u52a8\u670d\u52a1\u5668\u76d1\u542c\u6307\u5b9a\u7684\u5730\u5740\u548c\u7aef\u53e3\u3002 <\/li>\n<li>  hasPendingConnections()  &#xff1a;\u68c0\u67e5\u662f\u5426\u6709\u5f85\u5904\u7406\u7684\u8fde\u63a5\u8bf7\u6c42\u3002 <\/li>\n<li>  nextPendingConnection()  &#xff1a;\u63a5\u53d7\u4e0b\u4e00\u4e2a\u6302\u8d77\u7684\u8fde\u63a5\u8bf7\u6c42&#xff0c;\u8fd4\u56de\u4e00\u4e2a  QTcpSocket  \u5bf9\u8c61\u3002 <\/li>\n<li>  close()  &#xff1a;\u5173\u95ed\u670d\u52a1\u5668&#xff0c;\u65ad\u5f00\u6240\u6709\u8fde\u63a5\u3002 <\/li>\n<\/ul>\n<p> \u6bcf\u4e2a\u65b9\u6cd5\u90fd\u6709\u5176\u72ec\u7279\u7684\u7528\u9014&#xff0c;\u5408\u7406\u4f7f\u7528\u8fd9\u4e9b\u65b9\u6cd5\u53ef\u4ee5\u6709\u6548\u5730\u63a7\u5236\u670d\u52a1\u5668\u7684\u8fde\u63a5\u8fc7\u7a0b\u3002 <\/p>\n<h4> 3.1.2 \u5b9e\u4f8b\u6f14\u793a&#xff1a;\u670d\u52a1\u5668\u7aef\u76d1\u542c\u4e0e\u63a5\u5165\u7ba1\u7406 <\/h4>\n<p> \u4e0b\u9762\u662f\u4e00\u4e2a\u4f7f\u7528  QTcpServer  \u7c7b\u6765\u7ba1\u7406\u670d\u52a1\u5668\u76d1\u542c\u548c\u5ba2\u6237\u7aef\u63a5\u5165\u7684\u793a\u4f8b\u4ee3\u7801&#xff1a; <\/p>\n<p>QTcpServer server;<\/p>\n<p>\/\/ \u8bbe\u7f6e\u670d\u52a1\u5668\u76d1\u542c\u672c\u5730\u768412345\u7aef\u53e3<br \/>\nif (!server.listen(QHostAddress::Any, 12345)) {<br \/>\n    qDebug() &lt;&lt; &#034;Server failed to start!&#034;;<br \/>\n    return;<br \/>\n}<\/p>\n<p>\/\/ \u8fde\u63a5server\u7684newConnection\u4fe1\u53f7\u5230\u81ea\u5b9a\u4e49\u7684\u5904\u7406\u69fd\u51fd\u6570<br \/>\nQObject::connect(&amp;server, &amp;QTcpServer::newConnection, [&amp;]() {<br \/>\n    while (server.hasPendingConnections()) {<br \/>\n        QTcpSocket *client &#061; server.nextPendingConnection();<br \/>\n        \/\/ \u5904\u7406\u5ba2\u6237\u7aef\u8fde\u63a5<br \/>\n        QObject::connect(client, &amp;QTcpSocket::readyRead, [&amp;]() {<br \/>\n            QByteArray data &#061; client-&gt;readAll();<br \/>\n            \/\/ \u5904\u7406\u63a5\u6536\u5230\u7684\u6570\u636e<br \/>\n        });<br \/>\n    }<br \/>\n});<\/p>\n<p>\/\/ \u8fdb\u5165\u4e8b\u4ef6\u5faa\u73af&#xff0c;\u5904\u7406\u7f51\u7edc\u4e8b\u4ef6<br \/>\nQCoreApplication::exec();<\/p>\n<p> \u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d&#xff0c;\u670d\u52a1\u5668\u9996\u5148\u5c1d\u8bd5\u5728\u6240\u6709\u63a5\u53e3\u768412345\u7aef\u53e3\u4e0a\u76d1\u542c\u3002\u5982\u679c\u670d\u52a1\u5668\u6210\u529f\u542f\u52a8&#xff0c;\u5b83\u5c06\u8fde\u63a5  newConnection  \u4fe1\u53f7\u5230\u4e00\u4e2a\u69fd\u51fd\u6570&#xff0c;\u8be5\u69fd\u51fd\u6570\u5c06\u5904\u7406\u6240\u6709\u65b0\u7684\u8fde\u63a5\u8bf7\u6c42\u3002\u5bf9\u4e8e\u6bcf\u4e2a\u65b0\u7684\u8fde\u63a5&#xff0c;\u670d\u52a1\u5668\u90fd\u4f1a\u521b\u5efa\u4e00\u4e2a\u65b0\u7684  QTcpSocket  \u5bf9\u8c61&#xff0c;\u5e76\u8fde\u63a5  readyRead  \u4fe1\u53f7\u5230\u53e6\u4e00\u4e2a\u69fd\u51fd\u6570&#xff0c;\u7528\u4e8e\u8bfb\u53d6\u5e76\u5904\u7406\u5ba2\u6237\u7aef\u53d1\u9001\u7684\u6570\u636e\u3002 <\/p>\n<h3> 3.2 QTcpSocket\u7c7b\u529f\u80fd\u548c\u5b9e\u73b0 <\/h3>\n<p>  QTcpSocket  \u7c7b\u662f\u5ba2\u6237\u7aef\u548c\u670d\u52a1\u5668\u4e4b\u95f4\u7684\u6865\u6881&#xff0c;\u5141\u8bb8\u53d1\u9001\u548c\u63a5\u6536\u6570\u636e\u3002\u5b83\u53ef\u4ee5\u8fde\u63a5\u5230\u8fdc\u7a0b\u4e3b\u673a&#xff0c;\u4e5f\u53ef\u4ee5\u63a5\u53d7\u8fdc\u7a0b\u4e3b\u673a\u7684\u8fde\u63a5\u3002 <\/p>\n<h4> 3.2.1 QTcpSocket\u7c7b\u6838\u5fc3\u65b9\u6cd5\u89e3\u6790 <\/h4>\n<p>  QTcpSocket  \u7684\u6838\u5fc3\u65b9\u6cd5\u5305\u62ec&#xff1a; <\/p>\n<ul>\n<li>  connectToHost(const QString &amp;hostname, quint16 port)  &#xff1a;\u8fde\u63a5\u5230\u6307\u5b9a\u7684\u4e3b\u673a\u548c\u7aef\u53e3\u3002 <\/li>\n<li>  write(const QByteArray &amp;data)  &#xff1a;\u53d1\u9001\u6570\u636e\u5230\u8fdc\u7a0b\u4e3b\u673a\u3002 <\/li>\n<li>  read(qint64 size)  &#xff1a;\u4ece\u8fde\u63a5\u7684\u8fdc\u7a0b\u4e3b\u673a\u8bfb\u53d6\u6570\u636e\u3002 <\/li>\n<li>  abort()  &#xff1a;\u5173\u95ed\u8fde\u63a5\u5e76\u7acb\u5373\u4e22\u5f03\u4efb\u4f55\u5f85\u5904\u7406\u7684\u6570\u636e\u3002 <\/li>\n<\/ul>\n<h4> 3.2.2 \u5b9e\u4f8b\u6f14\u793a&#xff1a;\u5ba2\u6237\u7aef\u4e0e\u670d\u52a1\u5668\u7684\u8fde\u63a5\u4e0e\u4ea4\u4e92 <\/h4>\n<p> \u4e0b\u9762\u662f\u4e00\u4e2a\u4f7f\u7528  QTcpSocket  \u6765\u5b9e\u73b0\u5ba2\u6237\u7aef\u4e0e\u670d\u52a1\u5668\u8fde\u63a5\u548c\u6570\u636e\u4ea4\u6362\u7684\u793a\u4f8b\u4ee3\u7801&#xff1a; <\/p>\n<p>QTcpSocket socket;<\/p>\n<p>\/\/ \u8fde\u63a5\u5230\u6307\u5b9a\u7684\u670d\u52a1\u5668\u5730\u5740\u548c\u7aef\u53e3<br \/>\nif (!socket.connectToHost(&#034;localhost&#034;, 12345)) {<br \/>\n    qDebug() &lt;&lt; &#034;Connection failed!&#034;;<br \/>\n    return;<br \/>\n}<\/p>\n<p>\/\/ \u8fde\u63a5socket\u7684connected\u4fe1\u53f7\u5230\u81ea\u5b9a\u4e49\u7684\u5904\u7406\u69fd\u51fd\u6570<br \/>\nQObject::connect(&amp;socket, &amp;QTcpSocket::connected, [&amp;]() {<br \/>\n    \/\/ \u53d1\u9001\u6570\u636e\u5230\u670d\u52a1\u5668<br \/>\n    socket.write(&#034;Hello Server!&#034;);<br \/>\n    \/\/ \u5173\u95ed\u8fde\u63a5<br \/>\n    socket.close();<br \/>\n});<\/p>\n<p>\/\/ \u8fde\u63a5socket\u7684readyRead\u4fe1\u53f7\u5230\u81ea\u5b9a\u4e49\u7684\u5904\u7406\u69fd\u51fd\u6570<br \/>\nQObject::connect(&amp;socket, &amp;QTcpSocket::readyRead, [&amp;]() {<br \/>\n    QByteArray data &#061; socket.readAll();<br \/>\n    \/\/ \u5904\u7406\u63a5\u6536\u5230\u7684\u6570\u636e<br \/>\n    qDebug() &lt;&lt; &#034;Data received:&#034; &lt;&lt; data;<br \/>\n});<\/p>\n<p>\/\/ \u8fdb\u5165\u4e8b\u4ef6\u5faa\u73af&#xff0c;\u5904\u7406\u7f51\u7edc\u4e8b\u4ef6<br \/>\nQCoreApplication::exec();<\/p>\n<p> \u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d&#xff0c;\u5ba2\u6237\u7aef\u9996\u5148\u5c1d\u8bd5\u8fde\u63a5\u5230\u8fd0\u884c\u5728\u672c\u5730\u7684\u670d\u52a1\u5668\u768412345\u7aef\u53e3\u3002\u5982\u679c\u8fde\u63a5\u6210\u529f&#xff0c;\u5ba2\u6237\u7aef\u4f1a\u53d1\u9001\u4e00\u4e2a\u5b57\u7b26\u4e32 \u201cHello Server!\u201d \u5230\u670d\u52a1\u5668&#xff0c;\u5e76\u7acb\u5373\u5173\u95ed\u8fde\u63a5\u3002\u540c\u65f6&#xff0c;\u5ba2\u6237\u7aef\u8fd8\u8fde\u63a5\u4e86  readyRead  \u4fe1\u53f7\u5230\u4e00\u4e2a\u69fd\u51fd\u6570&#xff0c;\u4ee5\u4fbf\u5728\u63a5\u6536\u5230\u670d\u52a1\u5668\u7684\u54cd\u5e94\u65f6\u8fdb\u884c\u5904\u7406\u3002 <\/p>\n<p> \u901a\u8fc7\u672c\u7ae0\u8282\u7684\u4ecb\u7ecd&#xff0c;\u60a8\u5df2\u7ecf\u4e86\u89e3\u4e86  QTcpServer  \u548c  QTcpSocket  \u7c7b\u5728Qt\u7f51\u7edc\u7f16\u7a0b\u4e2d\u7684\u6838\u5fc3\u529f\u80fd\u548c\u5b9e\u73b0\u65b9\u6cd5\u3002\u8fd9\u4e3a\u6784\u5efa\u57fa\u4e8eTCP\u7684\u7f51\u7edc\u5e94\u7528\u7a0b\u5e8f\u5960\u5b9a\u4e86\u57fa\u7840&#xff0c;\u5e76\u901a\u8fc7\u5b9e\u4f8b\u6f14\u793a\u4e86\u5982\u4f55\u5b9e\u73b0\u670d\u52a1\u5668\u7aef\u7684\u76d1\u542c\u4e0e\u63a5\u5165\u7ba1\u7406&#xff0c;\u4ee5\u53ca\u5ba2\u6237\u7aef\u4e0e\u670d\u52a1\u5668\u7684\u8fde\u63a5\u4e0e\u4ea4\u4e92\u3002\u5728\u4e0b\u4e00\u7ae0\u8282&#xff0c;\u6211\u4eec\u5c06\u8fdb\u4e00\u6b65\u63a2\u7d22Qt\u7f51\u7edc\u7f16\u7a0b\u7684\u9ad8\u7ea7\u5e94\u7528&#xff0c;\u5305\u62ec\u5355\u670d\u52a1\u5668\u591a\u5ba2\u6237\u7aef\u901a\u4fe1\u673a\u5236\u3001\u6570\u636e\u63a5\u6536\u548c\u53d1\u9001\u903b\u8f91\u7684\u5b9e\u73b0&#xff0c;\u4ee5\u53ca\u670d\u52a1\u5668\u7aef\u548c\u5ba2\u6237\u7aef\u4ee3\u7801\u7684\u8bbe\u8ba1\u4e0e\u5b9e\u73b0\u3002 <\/p>\n<h2> 4. Qt\u7f51\u7edc\u7f16\u7a0b\u9ad8\u7ea7\u5e94\u7528\u4e0e\u5b9e\u73b0 <\/h2>\n<h3> 4.1 \u5355\u670d\u52a1\u5668\u591a\u5ba2\u6237\u7aef\u901a\u4fe1\u673a\u5236 <\/h3>\n<h4> 4.1.1 \u591a\u7ebf\u7a0b\u673a\u5236\u5728Qt\u4e2d\u7684\u5e94\u7528 <\/h4>\n<p> \u5728\u6784\u5efa\u5355\u670d\u52a1\u5668\u540c\u65f6\u5904\u7406\u591a\u4e2a\u5ba2\u6237\u7aef\u8bf7\u6c42\u7684\u573a\u666f\u4e2d&#xff0c;\u591a\u7ebf\u7a0b\u673a\u5236\u662f\u5173\u952e\u6280\u672f\u4e4b\u4e00\u3002Qt\u63d0\u4f9b\u4e86\u5f3a\u5927\u7684\u591a\u7ebf\u7a0b\u652f\u6301&#xff0c;\u4e3b\u8981\u901a\u8fc7QThread\u7c7b\u6765\u5b9e\u73b0\u3002\u5f00\u53d1\u8005\u53ef\u4ee5\u5c06\u8017\u65f6\u7684\u64cd\u4f5c\u653e\u5165\u4e00\u4e2a\u72ec\u7acb\u7684\u7ebf\u7a0b&#xff0c;\u4ece\u800c\u4e0d\u4f1a\u963b\u585e\u4e3b\u7ebf\u7a0b&#xff0c;\u63d0\u9ad8\u5e94\u7528\u7a0b\u5e8f\u7684\u54cd\u5e94\u6027\u3002 <\/p>\n<p> \u4e3a\u5b9e\u73b0\u591a\u7ebf\u7a0b&#xff0c;\u9700\u8981\u521b\u5efa\u4e00\u4e2a\u7ee7\u627f\u81eaQThread\u7684\u7c7b&#xff0c;\u5e76\u91cd\u5199\u5176run\u65b9\u6cd5&#xff0c;\u5c06\u9700\u8981\u5728\u5b50\u7ebf\u7a0b\u6267\u884c\u7684\u4ee3\u7801\u653e\u5165run\u65b9\u6cd5\u4e2d\u3002\u7136\u540e&#xff0c;\u53ef\u4ee5\u901a\u8fc7start\u65b9\u6cd5\u542f\u52a8\u7ebf\u7a0b\u3002\u5728Qt\u4e2d&#xff0c;\u591a\u7ebf\u7a0b\u64cd\u4f5c\u975e\u5e38\u6ce8\u610f\u7ebf\u7a0b\u5b89\u5168\u548c\u6570\u636e\u5171\u4eab\u7684\u95ee\u9898&#xff0c;\u56e0\u6b64\u9700\u8981\u5408\u7406\u4f7f\u7528\u4e92\u65a5\u9501(QMutex)\u3001\u8bfb\u5199\u9501(QReadWriteLock)\u3001\u4fe1\u53f7\u91cf(QSemaphore)\u7b49\u540c\u6b65\u673a\u5236&#xff0c;\u4fdd\u8bc1\u6570\u636e\u7684\u4e00\u81f4\u6027\u548c\u5b8c\u6574\u6027\u3002 <\/p>\n<p>class WorkerThread : public QThread {<br \/>\n    void run() override {<br \/>\n        \/\/ \u7ebf\u7a0b\u9700\u8981\u6267\u884c\u7684\u4efb\u52a1<br \/>\n    }<br \/>\n};<\/p>\n<p>\/\/ \u4f7f\u7528\u793a\u4f8b<br \/>\nWorkerThread *thread &#061; new WorkerThread();<br \/>\nthread-&gt;start();<\/p>\n<p> \u5728\u4e0a\u8ff0\u4ee3\u7801\u4e2d&#xff0c;\u6211\u4eec\u521b\u5efa\u4e86\u4e00\u4e2aWorkerThread\u7c7b&#xff0c;\u91cd\u5199\u4e86run\u65b9\u6cd5\u4ee5\u5305\u542b\u7ebf\u7a0b\u4efb\u52a1\u3002\u7136\u540e\u521b\u5efa\u4e86\u8fd9\u4e2a\u7c7b\u7684\u5b9e\u4f8b&#xff0c;\u5e76\u542f\u52a8\u7ebf\u7a0b\u6267\u884c\u4efb\u52a1\u3002 <\/p>\n<h4> 4.1.2 \u5b9e\u73b0\u5355\u670d\u52a1\u5668\u4e0e\u591a\u5ba2\u6237\u7aef\u7684\u901a\u4fe1\u793a\u4f8b <\/h4>\n<p> \u5728Qt\u4e2d&#xff0c;\u53ef\u4ee5\u4f7f\u7528QTcpServer\u6765\u521b\u5efa\u4e00\u4e2a\u76d1\u542c\u591a\u7aef\u53e3\u7684\u670d\u52a1\u5668\u3002\u5f53\u670d\u52a1\u5668\u63a5\u53d7\u5ba2\u6237\u7aef\u7684\u8fde\u63a5\u8bf7\u6c42\u540e&#xff0c;\u53ef\u4ee5\u4e3a\u6bcf\u4e2a\u8fde\u63a5\u7684\u5ba2\u6237\u7aef\u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u7ebf\u7a0b\u6765\u5904\u7406\u6570\u636e\u4ea4\u4e92\u3002\u8fd9\u6837&#xff0c;\u670d\u52a1\u5668\u5c31\u53ef\u4ee5\u540c\u65f6\u54cd\u5e94\u591a\u4e2a\u5ba2\u6237\u7aef\u7684\u8bf7\u6c42\u3002 <\/p>\n<p> \u4ee5\u4e0b\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u793a\u4f8b\u4ee3\u7801&#xff0c;\u5c55\u793a\u4e86\u5982\u4f55\u5b9e\u73b0\u5355\u670d\u52a1\u5668\u591a\u5ba2\u6237\u7aef\u901a\u4fe1\u673a\u5236\u3002 <\/p>\n<p>QTcpServer *server &#061; new QTcpServer(this);<\/p>\n<p>connect(server, &amp;QTcpServer::newConnection, [this] {<br \/>\n    QTcpSocket *client &#061; server-&gt;nextPendingConnection();<br \/>\n    ClientHandler *handler &#061; new ClientHandler(client);<br \/>\n    connect(client, &amp;QTcpSocket::disconnected, handler, &amp;ClientHandler::deleteLater);<br \/>\n    connect(client, &amp;QTcpSocket::readyRead, handler, &amp;ClientHandler::process);<br \/>\n});<\/p>\n<p>if (!server-&gt;listen(QHostAddress::Any, 12345)) {<br \/>\n    \/\/ \u5904\u7406\u670d\u52a1\u5668\u542f\u52a8\u5931\u8d25\u60c5\u51b5<br \/>\n}<\/p>\n<p> \u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d&#xff0c;\u670d\u52a1\u5668\u76d1\u542c\u6240\u6709\u53ef\u7528\u7f51\u7edc\u63a5\u53e3\u768412345\u7aef\u53e3\u3002\u6bcf\u5f53\u6709\u65b0\u7684\u5ba2\u6237\u7aef\u8fde\u63a5\u8bf7\u6c42\u5230\u8fbe\u65f6&#xff0c;\u5c31\u4f1a\u89e6\u53d1newConnection\u4fe1\u53f7\u3002\u7136\u540e\u670d\u52a1\u5668\u4e3a\u6bcf\u4e2a\u65b0\u7684\u8fde\u63a5\u521b\u5efa\u4e00\u4e2aQTcpSocket\u5bf9\u8c61\u548c\u4e00\u4e2aClientHandler\u5bf9\u8c61&#xff08;\u4e00\u4e2a\u81ea\u5b9a\u4e49\u7684\u5904\u7406\u7c7b&#xff0c;\u7528\u4e8e\u7ba1\u7406\u4e0e\u5355\u4e2a\u5ba2\u6237\u7aef\u7684\u4ea4\u4e92&#xff09;\u3002 <\/p>\n<h3> 4.2 \u6570\u636e\u63a5\u6536\u548c\u53d1\u9001\u903b\u8f91\u5b9e\u73b0 <\/h3>\n<h4> 4.2.1 \u638c\u63e1\u6570\u636e\u5c01\u5305\u4e0e\u89e3\u5305\u6280\u672f <\/h4>\n<p> \u5728\u8fdb\u884c\u7f51\u7edc\u901a\u4fe1\u65f6&#xff0c;\u5e38\u5e38\u9700\u8981\u5bf9\u6570\u636e\u8fdb\u884c\u5c01\u5305&#xff08;\u6253\u5305&#xff09;\u548c\u89e3\u5305&#xff08;\u89e3\u6790&#xff09;\u64cd\u4f5c\u3002\u8fd9\u901a\u5e38\u662f\u56e0\u4e3a\u7f51\u7edc\u4f20\u8f93\u9700\u8981\u56fa\u5b9a\u683c\u5f0f\u7684\u6570\u636e\u5305&#xff0c;\u800c\u5185\u5b58\u4e2d\u7684\u6570\u636e\u7ed3\u6784\u53ef\u80fd\u6bd4\u8f83\u590d\u6742\u3002\u5c01\u5305\u8fc7\u7a0b\u901a\u5e38\u6d89\u53ca\u5c06\u6570\u636e\u7ed3\u6784\u8f6c\u6362\u4e3a\u5b57\u8282\u6d41&#xff08;\u5b57\u8282\u5e8f\u3001\u5b57\u8282\u5bf9\u9f50\u7b49\u90fd\u662f\u9700\u8981\u6ce8\u610f\u7684\u95ee\u9898&#xff09;&#xff0c;\u89e3\u5305\u5219\u662f\u53cd\u5411\u8fc7\u7a0b\u3002 <\/p>\n<p> \u5728Qt\u4e2d&#xff0c;\u53ef\u4ee5\u5229\u7528QDataStream\u7c7b\u6765\u5b9e\u73b0\u6570\u636e\u5c01\u5305\u548c\u89e3\u5305\u3002QDataStream\u63d0\u4f9b\u4e86\u65b9\u4fbf\u7684\u63a5\u53e3&#xff0c;\u53ef\u4ee5\u5bf9\u5404\u79cd\u57fa\u672c\u6570\u636e\u7c7b\u578b\u8fdb\u884c\u5e8f\u5217\u5316\u548c\u53cd\u5e8f\u5217\u5316\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u5c01\u5305\u548c\u89e3\u5305\u7684\u4f8b\u5b50\u3002 <\/p>\n<p>\/\/ \u5c01\u5305\u793a\u4f8b<br \/>\nQDataStream out(&amp;socket);<br \/>\nout &lt;&lt; QString(&#034;Hello Client!&#034;);<br \/>\nout &lt;&lt; 123; \/\/ \u6574\u6570<\/p>\n<p>\/\/ \u89e3\u5305\u793a\u4f8b<br \/>\nQDataStream in(&amp;socket);<br \/>\nQString str;<br \/>\nint number;<\/p>\n<p>in &gt;&gt; str &gt;&gt; number;<\/p>\n<h4> 4.2.2 \u5b9e\u73b0\u9ad8\u6548\u7684\u6570\u636e\u4f20\u8f93\u4e0e\u5904\u7406\u65b9\u6cd5 <\/h4>\n<p> \u4e3a\u4e86\u4fdd\u8bc1\u6570\u636e\u5728\u7f51\u7edc\u4e2d\u7684\u9ad8\u6548\u4f20\u8f93&#xff0c;\u9700\u8981\u5408\u7406\u9009\u62e9\u6570\u636e\u4f20\u8f93\u65b9\u5f0f\u548c\u4f20\u8f93\u534f\u8bae\u3002\u4e00\u822c\u60c5\u51b5\u4e0b&#xff0c;TCP\u534f\u8bae\u63d0\u4f9b\u4e86\u4e00\u79cd\u53ef\u9760\u7684\u6570\u636e\u4f20\u8f93\u65b9\u5f0f&#xff0c;\u4fdd\u8bc1\u6570\u636e\u7684\u987a\u5e8f\u548c\u5b8c\u6574\u6027&#xff0c;\u9002\u7528\u4e8e\u5bf9\u6570\u636e\u4f20\u8f93\u53ef\u9760\u6027\u8981\u6c42\u9ad8\u7684\u573a\u666f\u3002\u800cUDP\u534f\u8bae\u4f20\u8f93\u901f\u5ea6\u5feb&#xff0c;\u5f00\u9500\u5c0f&#xff0c;\u9002\u7528\u4e8e\u5bf9\u5b9e\u65f6\u6027\u8981\u6c42\u9ad8&#xff0c;\u4f46\u53ef\u4ee5\u5bb9\u5fcd\u4e00\u5b9a\u4e22\u5305\u7684\u573a\u666f\u3002 <\/p>\n<p> \u5728Qt\u4e2d&#xff0c;\u53ef\u4ee5\u901a\u8fc7QTcpSocket\u548cQUdpSocket\u7c7b\u5206\u522b\u652f\u6301TCP\u548cUDP\u534f\u8bae\u3002\u5728\u7f51\u7edc\u6570\u636e\u5904\u7406\u4e0a&#xff0c;\u9664\u4e86\u8003\u8651\u5c01\u5305\u548c\u89e3\u5305\u6280\u672f\u4e4b\u5916&#xff0c;\u8fd8\u9700\u8981\u8003\u8651\u6570\u636e\u6d41\u7684\u7ba1\u7406\u3002\u4e3a\u4e86\u63d0\u9ad8\u5904\u7406\u6548\u7387&#xff0c;\u53ef\u4ee5\u91c7\u7528\u7f13\u51b2\u533a\u7ba1\u7406\u673a\u5236&#xff0c;\u4f7f\u7528QByteArray\u6216QBuffer\u7b49\u7c7b\u6765\u7f13\u5b58\u6570\u636e&#xff0c;\u7136\u540e\u5728\u9002\u5f53\u7684\u65f6\u5019\u8fdb\u884c\u5904\u7406\u3002 <\/p>\n<h3> 4.3 \u670d\u52a1\u5668\u7aef\u548c\u5ba2\u6237\u7aef\u4ee3\u7801\u8bbe\u8ba1\u4e0e\u5b9e\u73b0 <\/h3>\n<h4> 4.3.1 \u8bbe\u8ba1\u5065\u58ee\u7684\u670d\u52a1\u5668\u7aef\u903b\u8f91 <\/h4>\n<p> \u670d\u52a1\u5668\u7aef\u7684\u903b\u8f91\u8bbe\u8ba1\u9700\u8981\u8003\u8651\u8bf8\u591a\u56e0\u7d20&#xff0c;\u5305\u62ec\u4f46\u4e0d\u9650\u4e8e&#xff1a;\u5e76\u53d1\u8fde\u63a5\u5904\u7406\u3001\u8bf7\u6c42\u5206\u53d1\u3001\u670d\u52a1\u72b6\u6001\u7ba1\u7406\u3001\u5f02\u5e38\u5904\u7406\u7b49\u3002\u4e3a\u4e86\u5b9e\u73b0\u5065\u58ee\u7684\u670d\u52a1\u5668\u7aef\u903b\u8f91&#xff0c;\u9700\u8981\u5408\u7406\u8fd0\u7528\u8bbe\u8ba1\u6a21\u5f0f&#xff0c;\u4f8b\u5982\u4f7f\u7528\u751f\u4ea7\u8005-\u6d88\u8d39\u8005\u6a21\u5f0f\u6765\u7ba1\u7406\u591a\u4e2a\u5ba2\u6237\u7aef\u7684\u5e76\u53d1\u8fde\u63a5\u3002\u540c\u65f6&#xff0c;\u8fd8\u9700\u8981\u5408\u7406\u89c4\u5212\u670d\u52a1\u5668\u72b6\u6001\u7ba1\u7406\u673a\u5236&#xff0c;\u5229\u7528\u4fe1\u53f7\u548c\u69fd\u673a\u5236\u8fdb\u884c\u72b6\u6001\u540c\u6b65\u3002 <\/p>\n<p> \u5728Qt\u4e2d&#xff0c;\u53ef\u4ee5\u5229\u7528QtConcurrent\u6a21\u5757\u5b9e\u73b0\u540e\u53f0\u4efb\u52a1\u7684\u5e76\u53d1\u5904\u7406\u3002\u4e0b\u9762\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u751f\u4ea7\u8005-\u6d88\u8d39\u8005\u6a21\u5f0f\u7684\u5b9e\u73b0\u793a\u4f8b&#xff1a; <\/p>\n<p>QFuture&lt;void&gt; future &#061; QtConcurrent::run([this] {<br \/>\n    while (true) {<br \/>\n        \/\/ \u7b49\u5f85\u65b0\u7684\u5ba2\u6237\u7aef\u8fde\u63a5<br \/>\n        \/\/ \u5904\u7406\u5ba2\u6237\u7aef\u6570\u636e<br \/>\n    }<br \/>\n});<\/p>\n<h4> 4.3.2 \u6784\u5efa\u7528\u6237\u53cb\u597d\u7684\u5ba2\u6237\u7aef\u754c\u9762 <\/h4>\n<p> \u6784\u5efa\u7528\u6237\u53cb\u597d\u7684\u5ba2\u6237\u7aef\u754c\u9762\u662f\u63d0\u5347\u7528\u6237\u4f53\u9a8c\u7684\u5173\u952e\u3002\u5ba2\u6237\u7aef\u754c\u9762\u901a\u5e38\u5305\u62ec\u8fde\u63a5\u4fe1\u606f\u663e\u793a\u3001\u4ea4\u4e92\u4fe1\u606f\u8f93\u5165\u8f93\u51fa\u3001\u72b6\u6001\u63d0\u793a\u7b49\u90e8\u5206\u3002\u5728Qt\u4e2d&#xff0c;\u53ef\u4ee5\u4f7f\u7528\u591a\u79cd\u5e03\u5c40\u7ba1\u7406\u5668\u5982QVBoxLayout\u3001QHBoxLayout\u3001QGridLayout\u7b49&#xff0c;\u7ed3\u5408\u5404\u79cd\u63a7\u4ef6\u5982QLabel\u3001QPushButton\u3001QLineEdit\u3001QTextEdit\u7b49\u6765\u6784\u5efa\u7528\u6237\u754c\u9762\u3002 <\/p>\n<p>\/\/ \u754c\u9762\u793a\u4f8b\u4ee3\u7801<br \/>\nQVBoxLayout *layout &#061; new QVBoxLayout;<br \/>\nlayout-&gt;addWidget(new QLabel(&#034;Host:&#034;));<br \/>\nQLineEdit *hostEdit &#061; new QLineEdit(&#034;127.0.0.1&#034;);<br \/>\nlayout-&gt;addWidget(hostEdit);<br \/>\nlayout-&gt;addWidget(new QLabel(&#034;Port:&#034;));<br \/>\nQLineEdit *portEdit &#061; new QLineEdit(&#034;12345&#034;);<br \/>\nlayout-&gt;addWidget(portEdit);<br \/>\nQPushButton *connectButton &#061; new QPushButton(&#034;Connect&#034;);<br \/>\nlayout-&gt;addWidget(connectButton);<\/p>\n<p>QWidget *window &#061; new QWidget;<br \/>\nwindow-&gt;setLayout(layout);<br \/>\nwindow-&gt;show();<\/p>\n<p> \u901a\u8fc7\u4e0a\u8ff0\u4ee3\u7801&#xff0c;\u6211\u4eec\u521b\u5efa\u4e86\u4e00\u4e2a\u7b80\u5355\u7684\u754c\u9762\u5e03\u5c40&#xff0c;\u5176\u4e2d\u5305\u542b\u4e86\u4e3b\u673a\u5730\u5740\u548c\u7aef\u53e3\u8f93\u5165\u6846\u4ee5\u53ca\u4e00\u4e2a\u8fde\u63a5\u6309\u94ae\u3002\u5f53\u7528\u6237\u586b\u5199\u597d\u4fe1\u606f\u5e76\u70b9\u51fb\u8fde\u63a5\u6309\u94ae\u65f6&#xff0c;\u53ef\u4ee5\u901a\u8fc7\u4fe1\u53f7\u548c\u69fd\u673a\u5236\u89e6\u53d1\u8fde\u63a5\u64cd\u4f5c\u3002 <\/p>\n<p> \u901a\u8fc7\u672c\u7ae0\u8282\u7684\u4ecb\u7ecd&#xff0c;\u6211\u4eec\u4e86\u89e3\u5230Qt\u7f51\u7edc\u7f16\u7a0b\u4e0d\u4ec5\u6db5\u76d6\u4e86\u57fa\u7840\u7684\u7f51\u7edc\u901a\u4fe1\u539f\u7406\u548cQt\u6846\u67b6\u7684\u4f7f\u7528&#xff0c;\u8fd8\u6df1\u5165\u63a2\u8ba8\u4e86\u591a\u7ebf\u7a0b\u673a\u5236\u5728\u670d\u52a1\u5668\u7aef\u7684\u5e94\u7528&#xff0c;\u4ee5\u53ca\u5982\u4f55\u6709\u6548\u5730\u8fdb\u884c\u6570\u636e\u5c01\u5305\u4e0e\u89e3\u5305\u548c\u8bbe\u8ba1\u9ad8\u6548\u7684\u6570\u636e\u4f20\u8f93\u5904\u7406\u65b9\u6cd5\u3002\u540c\u65f6&#xff0c;\u6211\u4eec\u8fd8\u5b66\u4e60\u4e86\u5982\u4f55\u4e3a\u670d\u52a1\u5668\u7aef\u8bbe\u8ba1\u5065\u58ee\u7684\u903b\u8f91&#xff0c;\u5e76\u6784\u5efa\u7528\u6237\u53cb\u597d\u7684\u5ba2\u6237\u7aef\u754c\u9762\u3002\u8fd9\u4e9b\u77e5\u8bc6\u7684\u7efc\u5408\u8fd0\u7528&#xff0c;\u5c06\u5e2e\u52a9\u6211\u4eec\u6784\u5efa\u51fa\u4e00\u4e2a\u65e2\u9ad8\u6548\u53c8\u7528\u6237\u53cb\u597d\u7684\u7f51\u7edc\u901a\u4fe1\u5e94\u7528\u3002 <\/p>\n<h2> 5. Qt\u7f51\u7edc\u7f16\u7a0b\u5b9e\u8df5\u4e0e\u6df1\u5ea6\u63a2\u8ba8 <\/h2>\n<h3> 5.1 Qt\u4fe1\u53f7\u548c\u69fd\u673a\u5236\u7684\u5e94\u7528 <\/h3>\n<h4> 5.1.1 \u4fe1\u53f7\u548c\u69fd\u673a\u5236\u6982\u8ff0 <\/h4>\n<p> Qt \u4e2d\u7684\u4fe1\u53f7\u548c\u69fd\u673a\u5236\u662f\u5176\u4e8b\u4ef6\u5904\u7406\u7684\u6838\u5fc3\u6982\u5ff5&#xff0c;\u5b83\u63d0\u4f9b\u4e86\u4e00\u79cd\u677e\u8026\u5408\u7684\u65b9\u5f0f\u6765\u8fdb\u884c\u5bf9\u8c61\u95f4\u7684\u901a\u4fe1\u3002\u4fe1\u53f7\u662f\u5728\u7c7b\u7684\u5185\u90e8\u58f0\u660e\u7684\u4e00\u79cd\u7279\u6b8a\u7684\u51fd\u6570&#xff0c;\u5f53\u4e8b\u4ef6\u53d1\u751f\u65f6&#xff08;\u5982\u6309\u94ae\u70b9\u51fb\u6216\u6570\u636e\u63a5\u6536&#xff09;&#xff0c;\u5b83\u53ef\u4ee5\u88ab\u53d1\u5c04\u3002\u69fd\u51fd\u6570\u5219\u7c7b\u4f3c\u4e8e\u5e38\u89c4\u7684\u6210\u5458\u51fd\u6570&#xff0c;\u5b83\u4eec\u80fd\u591f\u54cd\u5e94\u4fe1\u53f7\u5e76\u8fdb\u884c\u64cd\u4f5c\u3002 <\/p>\n<p> \u4fe1\u53f7\u548c\u69fd\u673a\u5236\u7684\u53e6\u4e00\u4e2a\u91cd\u8981\u7279\u6027\u662f\u7c7b\u578b\u5b89\u5168&#xff0c;\u5373\u53ea\u6709\u5f53\u4fe1\u53f7\u548c\u69fd\u7684\u53c2\u6570\u7c7b\u578b\u517c\u5bb9\u65f6&#xff0c;\u5b83\u4eec\u4e4b\u95f4\u624d\u80fd\u8fde\u63a5\u3002\u8fd9\u610f\u5473\u7740\u5728\u7f16\u8bd1\u65f6\u671f\u5c31\u80fd\u53d1\u73b0\u6f5c\u5728\u7684\u7c7b\u578b\u9519\u8bef&#xff0c;\u4fdd\u8bc1\u4e86\u4ee3\u7801\u7684\u5065\u58ee\u6027\u3002 <\/p>\n<h4> 5.1.2 \u5728\u7f51\u7edc\u901a\u4fe1\u4e2d\u5b9e\u73b0\u89e3\u8026\u5408\u7684\u7ec4\u4ef6\u901a\u4fe1 <\/h4>\n<p> \u5728Qt\u7f51\u7edc\u7f16\u7a0b\u4e2d&#xff0c;\u4fe1\u53f7\u548c\u69fd\u673a\u5236\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5b9e\u73b0\u4e0d\u540c\u7ec4\u4ef6\u4e4b\u95f4\u7684\u89e3\u8026\u5408\u901a\u4fe1\u3002\u4f8b\u5982&#xff0c;\u5728\u4e00\u4e2a\u4f7f\u7528QTcpSocket\u8fdb\u884c\u6570\u636e\u901a\u4fe1\u7684\u5e94\u7528\u4e2d&#xff0c;\u6211\u4eec\u53ef\u4ee5\u8fde\u63a5QTcpSocket\u7684  readyRead  \u4fe1\u53f7\u5230\u4e00\u4e2a\u69fd\u51fd\u6570\u6765\u5904\u7406\u63a5\u6536\u5230\u7684\u6570\u636e\u3002 <\/p>\n<p>\/\/ \u5047\u8bbe\u6211\u4eec\u6709\u4e00\u4e2a\u81ea\u5b9a\u4e49\u7684\u7c7bMyClass&#xff0c;\u5176\u4e2d\u6709\u4e00\u4e2a\u69fd\u51fd\u6570\u5904\u7406\u63a5\u6536\u5230\u7684\u6570\u636e<br \/>\nclass MyClass : public QObject {<br \/>\n    Q_OBJECT<br \/>\npublic:<br \/>\n    MyClass(QTcpSocket* socket, QObject* parent &#061; nullptr) : QObject(parent) {<br \/>\n        connect(socket, &amp;QTcpSocket::readyRead, this, &amp;MyClass::handleReceivedData);<br \/>\n    }<\/p>\n<p>private slots:<br \/>\n    void handleReceivedData() {<br \/>\n        QByteArray data &#061; socket-&gt;readAll();<br \/>\n        \/\/ \u5904\u7406\u63a5\u6536\u5230\u7684\u6570\u636e<br \/>\n    }<\/p>\n<p>private:<br \/>\n    QTcpSocket* socket;<br \/>\n};<\/p>\n<p> \u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d&#xff0c;\u6bcf\u5f53QTcpSocket\u63a5\u6536\u5230\u65b0\u7684\u6570\u636e\u65f6&#xff0c;  readyRead  \u4fe1\u53f7\u88ab\u53d1\u5c04&#xff0c;\u8fd9\u5c06\u89e6\u53d1  handleReceivedData  \u69fd\u51fd\u6570\u7684\u6267\u884c\u3002 <\/p>\n<h3> 5.2 \u7f51\u7edc\u7f16\u7a0b\u4e2d\u7684\u9519\u8bef\u5904\u7406\u548c\u8d44\u6e90\u7ba1\u7406 <\/h3>\n<h4> 5.2.1 \u9519\u8bef\u5904\u7406\u7684\u6700\u4f73\u5b9e\u8df5 <\/h4>\n<p> \u5728\u8fdb\u884cQt\u7f51\u7edc\u7f16\u7a0b\u65f6&#xff0c;\u6b63\u786e\u7684\u9519\u8bef\u5904\u7406\u81f3\u5173\u91cd\u8981\u3002\u826f\u597d\u7684\u9519\u8bef\u5904\u7406\u4e0d\u4ec5\u80fd\u591f\u786e\u4fdd\u7f51\u7edc\u901a\u4fe1\u7684\u7a33\u5b9a\u6027\u548c\u53ef\u9760\u6027&#xff0c;\u8fd8\u80fd\u591f\u63d0\u4f9b\u6709\u7528\u7684\u8c03\u8bd5\u4fe1\u606f\u3002\u6700\u4f73\u5b9e\u8df5\u5305\u62ec&#xff1a; <\/p>\n<ul>\n<li> \u4f7f\u7528  QAbstractSocket::errorString()  \u65b9\u6cd5\u83b7\u53d6\u9519\u8bef\u4fe1\u606f\u3002 <\/li>\n<li> \u8fde\u63a5\u4fe1\u53f7\u5230\u69fd\u51fd\u6570&#xff0c;\u4ee5\u4fbf\u5728\u53d1\u751f\u9519\u8bef\u65f6\u5f97\u5230\u901a\u77e5\u3002 <\/li>\n<li> \u5728\u8fdb\u884c\u7f51\u7edc\u64cd\u4f5c\u65f6\u59cb\u7ec8\u68c0\u67e5\u8fd4\u56de\u503c\u548c\u9519\u8bef\u4ee3\u7801\u3002 <\/li>\n<\/ul>\n<p>\/\/ \u793a\u4f8b&#xff1a;\u5904\u7406TCP\u8fde\u63a5\u7684\u9519\u8bef<br \/>\nvoid MyClass::onConnectToHost() {<br \/>\n    QTcpSocket* socket &#061; new QTcpSocket(this);<br \/>\n    connect(socket, &amp;QTcpSocket::errorOccurred, this, [socket](QAbstractSocket::SocketError socketError) {<br \/>\n        qDebug() &lt;&lt; &#034;Socket error: &#034; &lt;&lt; socket-&gt;errorString();<br \/>\n        socket-&gt;deleteLater();<br \/>\n    });<\/p>\n<p>    if (!socket-&gt;connectToHost(&#034;127.0.0.1&#034;, 8080)) {<br \/>\n        qDebug() &lt;&lt; &#034;Connection failed: &#034; &lt;&lt; socket-&gt;errorString();<br \/>\n        socket-&gt;deleteLater();<br \/>\n    }<br \/>\n}<\/p>\n<h4> 5.2.2 \u8d44\u6e90\u7ba1\u7406\u4e0e\u5185\u5b58\u6cc4\u9732\u9884\u9632\u7b56\u7565 <\/h4>\n<p> \u5728Qt\u7f51\u7edc\u7f16\u7a0b\u4e2d&#xff0c;\u7ba1\u7406\u597d\u7f51\u7edc\u8d44\u6e90\u5982\u5957\u63a5\u5b57\u548c\u8fde\u63a5\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u4f7f\u7528  QObject  \u7684\u7236\u5b50\u5173\u7cfb\u53ef\u4ee5\u81ea\u52a8\u7ba1\u7406\u5b50\u5bf9\u8c61\u7684\u751f\u547d\u5468\u671f&#xff0c;\u9632\u6b62\u5185\u5b58\u6cc4\u9732\u3002\u6b64\u5916&#xff0c;\u786e\u4fdd\u5728\u65ad\u5f00\u8fde\u63a5\u65f6\u91ca\u653e\u6240\u6709\u5206\u914d\u7684\u8d44\u6e90\u3002 <\/p>\n<p>void MyClass::onDisconnectFromHost() {<br \/>\n    socket-&gt;disconnectFromHost();<br \/>\n    if (!socket-&gt;waitForDisconnected()) {<br \/>\n        qDebug() &lt;&lt; &#034;Disconnect failed: &#034; &lt;&lt; socket-&gt;errorString();<br \/>\n    }<br \/>\n    socket-&gt;deleteLater(); \/\/ \u5220\u9664socket&#xff0c;\u786e\u4fdd\u8d44\u6e90\u88ab\u6b63\u786e\u91ca\u653e<br \/>\n}<\/p>\n<h3> 5.3 \u5bf9\u4e8e\u6784\u5efa\u7f51\u7edc\u5e94\u7528\u7a0b\u5e8f\u7684\u4ef7\u503c\u548c\u5e94\u7528\u573a\u666f <\/h3>\n<h4> 5.3.1 Qt\u7f51\u7edc\u7f16\u7a0b\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\u7684\u4ef7\u503c <\/h4>\n<p> Qt\u7f51\u7edc\u7f16\u7a0b\u6a21\u5757\u56e0\u5176\u8de8\u5e73\u53f0\u7684\u7279\u6027&#xff0c;\u5728\u5f00\u53d1\u7f51\u7edc\u5e94\u7528\u7a0b\u5e8f\u65f6\u63d0\u4f9b\u4e86\u6781\u5927\u7684\u4fbf\u5229\u3002\u8be5\u6a21\u5757\u4e0d\u4ec5\u63d0\u4f9b\u4e86\u5e95\u5c42\u7f51\u7edc\u901a\u4fe1\u7684API&#xff0c;\u8fd8\u63d0\u4f9b\u4e86\u4e00\u4e9b\u9ad8\u7ea7\u7c7b&#xff0c;\u4f8b\u5982  QNetworkAccessManager  &#xff0c;\u7528\u4e8e\u5904\u7406HTTP\u8bf7\u6c42\u548c\u54cd\u5e94\u3002Qt\u7684\u4fe1\u53f7\u548c\u69fd\u673a\u5236\u4f7f\u5f97\u7f51\u7edc\u4e8b\u4ef6\u7684\u54cd\u5e94\u53d8\u5f97\u975e\u5e38\u5bb9\u6613\u3002 <\/p>\n<p> Qt\u7f51\u7edc\u7f16\u7a0b\u7684\u53e6\u4e00\u4e2a\u91cd\u8981\u4ef7\u503c\u5728\u4e8e\u5b83\u63d0\u4f9b\u4e86\u5b8c\u6574\u7684\u5f02\u6b65\u901a\u4fe1\u652f\u6301\u3002\u5f02\u6b65\u7f16\u7a0b\u5141\u8bb8\u5e94\u7528\u7a0b\u5e8f\u5728\u7b49\u5f85\u7f51\u7edc\u54cd\u5e94\u65f6\u7ee7\u7eed\u6267\u884c\u5176\u4ed6\u4efb\u52a1&#xff0c;\u8fd9\u6781\u5927\u5730\u63d0\u5347\u4e86\u7528\u6237\u4f53\u9a8c\u3002 <\/p>\n<h4> 5.3.2 \u63a2\u7d22\u7f51\u7edc\u7f16\u7a0b\u7684\u6f5c\u5728\u5e94\u7528\u573a\u666f <\/h4>\n<p> Qt\u7f51\u7edc\u7f16\u7a0b\u7684\u6f5c\u529b\u5de8\u5927&#xff0c;\u5b83\u88ab\u5e7f\u6cdb\u5e94\u7528\u4e8e\u591a\u79cd\u7c7b\u578b\u7684\u7f51\u7edc\u5e94\u7528\u7a0b\u5e8f\u4e2d&#xff1a; <\/p>\n<ul>\n<li>  \u5ba2\u6237\u7aef-\u670d\u52a1\u5668\u67b6\u6784\u7684\u8f6f\u4ef6  &#xff0c;\u4f8b\u5982\u804a\u5929\u5e94\u7528\u3001\u5728\u7ebf\u6e38\u620f\u7b49\u3002 <\/li>\n<li>  Web\u6d4f\u89c8\u5668  &#xff0c;\u5176\u4e2d\u7684  QNetworkAccessManager  \u53ef\u7528\u4e8e\u5b9e\u73b0\u590d\u6742\u7684HTTP\u8bf7\u6c42\u5904\u7406\u3002 <\/li>\n<li>  \u7f51\u7edc\u76d1\u63a7\u5de5\u5177  &#xff0c;\u80fd\u591f\u68c0\u67e5\u7f51\u7edc\u8fde\u63a5\u3001\u4e0b\u8f7d\u548c\u4e0a\u4f20\u6570\u636e\u3002 <\/li>\n<li>  \u7269\u8054\u7f51(IoT)  \u5e94\u7528&#xff0c;Qt\u7684\u8de8\u5e73\u53f0\u80fd\u529b\u4f7f\u5176\u5728\u591a\u79cd\u786c\u4ef6\u4e0a\u90fd\u80fd\u4f7f\u7528&#xff0c;\u7279\u522b\u9002\u5408\u5f00\u53d1\u667a\u80fd\u5bb6\u5c45\u63a7\u5236\u4e2d\u5fc3\u3001\u5de5\u4e1a\u63a7\u5236\u754c\u9762\u7b49\u3002 <\/li>\n<\/ul>\n<p> 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