{"id":30263,"date":"2025-04-20T18:15:59","date_gmt":"2025-04-20T10:15:59","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/30263.html"},"modified":"2025-04-20T18:15:59","modified_gmt":"2025-04-20T10:15:59","slug":"libevent%e6%9c%8d%e5%8a%a1%e5%99%a8%e4%b8%8eqt%e5%bc%80%e5%8f%91%e7%ac%ac%e4%ba%8c%e6%9c%9f%ef%bc%88%e9%99%84%e5%b8%a6%e6%ba%90%e7%a0%81%ef%bc%89","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/30263.html","title":{"rendered":"libevent\u670d\u52a1\u5668\u4e0eqt\u5f00\u53d1\u7b2c\u4e8c\u671f\uff08\u9644\u5e26\u6e90\u7801\uff09"},"content":{"rendered":"<\/p>\n<h4>\u672c\u6587\u662f\u4e0a\u4e00\u671f\u6587\u7ae0\u7684\u5ef6\u4f38<\/h4>\n<ul>\n<li>\u6e90\u7801<\/li>\n<li>\u672c\u6587\u6838\u5fc3\u70b9<\/li>\n<\/ul>\n<p> \u4e0a\u4e00\u671f\u7684\u6587\u7ae0\u7684\u4f4d\u7f6e\u94fe\u63a5:<br \/>\nlink<br \/>\n \u672c\u671f\u8981\u505a\u7684\u662f\u901a\u8fc7libevent\u8bbe\u8ba1\u4e00\u4e2a\u670d\u52a1\u5668&#xff0c;\u8be5\u670d\u52a1\u5668\u9047\u5230\u6709\u5ba2\u6237\u7aef\u8bbf\u95ee\u7684\u65f6\u5019&#xff0c;\u4f1a\u7528\u4e00\u4e2aqt\u7684listview\u63a7\u4ef6\u6765\u663e\u793a\u8be5\u5ba2\u6237\u7aef\u7684ip\u548c\u7aef\u53e3\u53f7&#xff0c;\u5ba2\u6237\u7aef\u65ad\u5f00\u540elistview\u4e5f\u4f1a\u5220\u9664\u8be5\u5ba2\u6237\u7aef\u7684ip\u548c\u7aef\u53e3\u53f7&#xff0c;\u6f14\u793a\u89c6\u9891\u5982\u4e0b\u3002 <\/p>\n<\/p>\n<p>20250416_160008<\/p>\n<\/p>\n<h2>\u6e90\u7801<\/h2>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250420101557-6804c95dd8d1e.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/> libeventuse.h<\/p>\n<p>class globalSignal <span class=\"token operator\">:<\/span> public QObject <span class=\"token punctuation\">{<\/span><br \/>\n    Q_OBJECT<br \/>\npublic<span class=\"token operator\">:<\/span><br \/>\n    <span class=\"token keyword\">static<\/span> <span class=\"token keyword\">void<\/span> <span class=\"token function\">sendSignal<\/span><span class=\"token punctuation\">(<\/span>QString ip<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>m_instance<span class=\"token punctuation\">)<\/span> emit m_instance<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">singnalIP<\/span><span class=\"token punctuation\">(<\/span>ip<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n     <span class=\"token keyword\">static<\/span> globalSignal <span class=\"token operator\">*<\/span>m_instance<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token operator\">~<\/span><span class=\"token function\">globalSignal<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\nsignals<span class=\"token operator\">:<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">singnalIP<\/span><span class=\"token punctuation\">(<\/span>QString ip<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>private<span class=\"token operator\">:<\/span><br \/>\n    explicit <span class=\"token function\">globalSignal<\/span><span class=\"token punctuation\">(<\/span>QObject <span class=\"token operator\">*<\/span>parent <span class=\"token operator\">&#061;<\/span> nullptr<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">:<\/span> <span class=\"token function\">QObject<\/span><span class=\"token punctuation\">(<\/span>parent<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><span class=\"token punctuation\">}<\/span><\/p>\n<p><span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/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;QThread&gt;<\/span><\/span><br \/>\nclass WorkThread <span class=\"token operator\">:<\/span> public QThread <span class=\"token punctuation\">{<\/span><br \/>\n    Q_OBJECT  <span class=\"token comment\">\/\/ \u5fc5\u987b\u6dfb\u52a0&#xff01;&#xff01;&#xff01;\u4e3a\u4e86\u80fd\u4f7f\u7528\u4fe1\u53f7<\/span><br \/>\npublic<span class=\"token operator\">:<\/span><br \/>\n    explicit <span class=\"token function\">WorkThread<\/span><span class=\"token punctuation\">(<\/span>QObject <span class=\"token operator\">*<\/span>parent <span class=\"token operator\">&#061;<\/span> nullptr<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\nprotected<span class=\"token operator\">:<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">run<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> override<span class=\"token punctuation\">;<\/span>  <span class=\"token comment\">\/\/ \u865a\u51fd\u6570\u58f0\u660e<\/span><br \/>\nsignals<span class=\"token operator\">:<\/span><br \/>\n<span class=\"token keyword\">void<\/span> <span class=\"token function\">WorkThread_signal<\/span><span class=\"token punctuation\">(<\/span>QString ip<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><span class=\"token comment\">\/\/\u81ea\u5b9a\u4e49\u7684\u4fe1\u53f7<\/span><br \/>\n<span class=\"token keyword\">void<\/span> <span class=\"token function\">server_finish<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token comment\">\/\/static void semdSignal(QString ip);<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>libeventuse.cpp<\/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\">&#034;libeventuse.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;qdebug.h&#034;<\/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;event2\/listener.h&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;event2\/bufferevent.h&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;event2\/util.h&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;arpa\/inet.h&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;string.h&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;stdlib.h&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;stdio.h&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;errno.h&gt;<\/span><\/span><\/p>\n<p><span class=\"token comment\">\/\/ \u5ba2\u6237\u7aef\u4fe1\u606f\u7ed3\u6784\u4f53<\/span><br \/>\n<span class=\"token keyword\">struct<\/span> <span class=\"token class-name\">ClientInfo<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token class-name\">evutil_socket_t<\/span> fd<span class=\"token punctuation\">;<\/span>          <span class=\"token comment\">\/\/ \u6587\u4ef6\u63cf\u8ff0\u7b26<\/span><br \/>\n    std<span class=\"token operator\">::<\/span>string ip<span class=\"token punctuation\">;<\/span>              <span class=\"token comment\">\/\/ \u5ba2\u6237\u7aefIP<\/span><br \/>\n    <span class=\"token keyword\">int<\/span> port<span class=\"token punctuation\">;<\/span>                    <span class=\"token comment\">\/\/ \u5ba2\u6237\u7aef\u7aef\u53e3\u53f7<\/span><br \/>\n    <span class=\"token keyword\">struct<\/span> <span class=\"token class-name\">bufferevent<\/span> <span class=\"token operator\">*<\/span>bev<span class=\"token punctuation\">;<\/span>     <span class=\"token comment\">\/\/ \u5173\u8054\u7684bufferevent<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token comment\">\/\/ \u4e8b\u4ef6\u56de\u8c03&#xff08;\u5904\u7406\u65ad\u5f00\u548c\u9519\u8bef&#xff09;<\/span><br \/>\n<span class=\"token keyword\">static<\/span> <span class=\"token keyword\">void<\/span> <span class=\"token function\">event_cb<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">struct<\/span> <span class=\"token class-name\">bufferevent<\/span> <span class=\"token operator\">*<\/span>bev<span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">short<\/span> events<span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">void<\/span> <span class=\"token operator\">*<\/span>arg<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    ClientInfo <span class=\"token operator\">*<\/span>client <span class=\"token operator\">&#061;<\/span> static_cast<span class=\"token operator\">&lt;<\/span>ClientInfo<span class=\"token operator\">*<\/span><span class=\"token operator\">&gt;<\/span><span class=\"token punctuation\">(<\/span>arg<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>events <span class=\"token operator\">&amp;<\/span> BEV_EVENT_EOF<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token comment\">\/\/ \u6b63\u5e38\u65ad\u5f00<\/span><\/p>\n<p>        <span class=\"token keyword\">char<\/span> buf<span class=\"token punctuation\">[<\/span><span class=\"token number\">300<\/span><span class=\"token punctuation\">]<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token punctuation\">{<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token function\">sprintf<\/span><span class=\"token punctuation\">(<\/span>buf<span class=\"token punctuation\">,<\/span><span class=\"token string\">&#034;disconect:%s:%d&#034;<\/span><span class=\"token punctuation\">,<\/span>client<span class=\"token operator\">-&gt;<\/span>ip<span class=\"token punctuation\">.<\/span><span class=\"token function\">c_str<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span>client<span class=\"token operator\">-&gt;<\/span>port<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n         globalSignal<span class=\"token operator\">::<\/span><span class=\"token function\">sendSignal<\/span><span class=\"token punctuation\">(<\/span>buf<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span> <span class=\"token keyword\">else<\/span> <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>events <span class=\"token operator\">&amp;<\/span> BEV_EVENT_ERROR<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token comment\">\/\/ \u9519\u8bef\u65ad\u5f00<\/span><br \/>\n        <span class=\"token keyword\">char<\/span> buf<span class=\"token punctuation\">[<\/span><span class=\"token number\">300<\/span><span class=\"token punctuation\">]<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token punctuation\">{<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token function\">sprintf<\/span><span class=\"token punctuation\">(<\/span>buf<span class=\"token punctuation\">,<\/span><span class=\"token string\">&#034;error:%s:%d error:%s&#034;<\/span><span class=\"token punctuation\">,<\/span>client<span class=\"token operator\">-&gt;<\/span>ip<span class=\"token punctuation\">.<\/span><span class=\"token function\">c_str<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span>client<span class=\"token operator\">-&gt;<\/span>port<span class=\"token punctuation\">,<\/span><span class=\"token function\">evutil_socket_error_to_string<\/span><span class=\"token punctuation\">(<\/span><span class=\"token function\">EVUTIL_SOCKET_ERROR<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        globalSignal<span class=\"token operator\">::<\/span><span class=\"token function\">sendSignal<\/span><span class=\"token punctuation\">(<\/span>buf<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    <span class=\"token comment\">\/\/ \u91ca\u653e\u8d44\u6e90<\/span><br \/>\n    <span class=\"token function\">bufferevent_free<\/span><span class=\"token punctuation\">(<\/span>bev<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    delete client<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token comment\">\/\/ \u65b0\u8fde\u63a5\u56de\u8c03<\/span><br \/>\n<span class=\"token keyword\">static<\/span> <span class=\"token keyword\">void<\/span> <span class=\"token function\">accept_conn_cb<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">struct<\/span> <span class=\"token class-name\">evconnlistener<\/span> <span class=\"token operator\">*<\/span>listener<span class=\"token punctuation\">,<\/span> <span class=\"token class-name\">evutil_socket_t<\/span> fd<span class=\"token punctuation\">,<\/span><br \/>\n                           <span class=\"token keyword\">struct<\/span> <span class=\"token class-name\">sockaddr<\/span> <span class=\"token operator\">*<\/span>addr<span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">int<\/span> socklen<span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">void<\/span> <span class=\"token operator\">*<\/span>ctx<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token keyword\">char<\/span> ip<span class=\"token punctuation\">[<\/span>INET6_ADDRSTRLEN<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">int<\/span> port <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token comment\">\/\/ \u89e3\u6790IP\u548c\u7aef\u53e3<\/span><br \/>\n    <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>addr<span class=\"token operator\">-&gt;<\/span>sa_family <span class=\"token operator\">&#061;&#061;<\/span> AF_INET<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span> <span class=\"token comment\">\/\/ IPv4<\/span><br \/>\n        <span class=\"token keyword\">struct<\/span> <span class=\"token class-name\">sockaddr_in<\/span> <span class=\"token operator\">*<\/span>sin <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token keyword\">struct<\/span> <span class=\"token class-name\">sockaddr_in<\/span> <span class=\"token operator\">*<\/span><span class=\"token punctuation\">)<\/span>addr<span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token function\">inet_ntop<\/span><span class=\"token punctuation\">(<\/span>AF_INET<span class=\"token punctuation\">,<\/span> <span class=\"token operator\">&amp;<\/span>sin<span class=\"token operator\">-&gt;<\/span>sin_addr<span class=\"token punctuation\">,<\/span> ip<span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">sizeof<\/span><span class=\"token punctuation\">(<\/span>ip<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        port <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">ntohs<\/span><span class=\"token punctuation\">(<\/span>sin<span class=\"token operator\">-&gt;<\/span>sin_port<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span> <span class=\"token keyword\">else<\/span> <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>addr<span class=\"token operator\">-&gt;<\/span>sa_family <span class=\"token operator\">&#061;&#061;<\/span> AF_INET6<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span> <span class=\"token comment\">\/\/ IPv6<\/span><br \/>\n        <span class=\"token keyword\">struct<\/span> <span class=\"token class-name\">sockaddr_in6<\/span> <span class=\"token operator\">*<\/span>sin6 <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token keyword\">struct<\/span> <span class=\"token class-name\">sockaddr_in6<\/span> <span class=\"token operator\">*<\/span><span class=\"token punctuation\">)<\/span>addr<span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token function\">inet_ntop<\/span><span class=\"token punctuation\">(<\/span>AF_INET6<span class=\"token punctuation\">,<\/span> <span class=\"token operator\">&amp;<\/span>sin6<span class=\"token operator\">-&gt;<\/span>sin6_addr<span class=\"token punctuation\">,<\/span> ip<span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">sizeof<\/span><span class=\"token punctuation\">(<\/span>ip<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        port <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">ntohs<\/span><span class=\"token punctuation\">(<\/span>sin6<span class=\"token operator\">-&gt;<\/span>sin6_port<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span> <span class=\"token keyword\">else<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token function\">fprintf<\/span><span class=\"token punctuation\">(<\/span><span class=\"token constant\">stderr<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;Unknown address family\\\\n&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">return<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    std<span class=\"token operator\">::<\/span>string datastr<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;connect:&#034;<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    datastr <span class=\"token operator\">&#043;&#061;<\/span>ip<span class=\"token punctuation\">;<\/span><br \/>\n    datastr<span class=\"token operator\">&#043;&#061;<\/span><span class=\"token string\">&#034;:&#034;<\/span><span class=\"token operator\">&#043;<\/span>std<span class=\"token operator\">::<\/span><span class=\"token function\">to_string<\/span><span class=\"token punctuation\">(<\/span>port<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    globalSignal<span class=\"token operator\">::<\/span><span class=\"token function\">sendSignal<\/span><span class=\"token punctuation\">(<\/span>datastr<span class=\"token punctuation\">.<\/span><span class=\"token function\">c_str<\/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\">\/\/  qDebug(&#034;New connection from: %s:%d\\\\n&#034;, ip, port);<\/span><\/p>\n<p>    <span class=\"token comment\">\/\/ \u521b\u5efabufferevent\u5e76\u8bbe\u7f6e\u56de\u8c03<\/span><br \/>\n    <span class=\"token keyword\">struct<\/span> <span class=\"token class-name\">event_base<\/span> <span class=\"token operator\">*<\/span>base <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">evconnlistener_get_base<\/span><span class=\"token punctuation\">(<\/span>listener<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">struct<\/span> <span class=\"token class-name\">bufferevent<\/span> <span class=\"token operator\">*<\/span>bev <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">bufferevent_socket_new<\/span><span class=\"token punctuation\">(<\/span>base<span class=\"token punctuation\">,<\/span> fd<span class=\"token punctuation\">,<\/span> BEV_OPT_CLOSE_ON_FREE<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token comment\">\/\/ \u4fdd\u5b58\u5ba2\u6237\u7aef\u4fe1\u606f<\/span><br \/>\n    ClientInfo <span class=\"token operator\">*<\/span>client <span class=\"token operator\">&#061;<\/span> new ClientInfo<span class=\"token punctuation\">;<\/span><br \/>\n    client<span class=\"token operator\">-&gt;<\/span>fd <span class=\"token operator\">&#061;<\/span> fd<span class=\"token punctuation\">;<\/span><br \/>\n    client<span class=\"token operator\">-&gt;<\/span>ip <span class=\"token operator\">&#061;<\/span> ip<span class=\"token punctuation\">;<\/span><br \/>\n    client<span class=\"token operator\">-&gt;<\/span>port <span class=\"token operator\">&#061;<\/span> port<span class=\"token punctuation\">;<\/span><br \/>\n    client<span class=\"token operator\">-&gt;<\/span>bev <span class=\"token operator\">&#061;<\/span> bev<span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token comment\">\/\/ \u8bbe\u7f6e\u4e8b\u4ef6\u56de\u8c03&#xff08;\u91cd\u70b9\u5173\u6ce8\u65ad\u5f00\u4e8b\u4ef6&#xff09;<\/span><br \/>\n    <span class=\"token function\">bufferevent_setcb<\/span><span class=\"token punctuation\">(<\/span>bev<span class=\"token punctuation\">,<\/span> <span class=\"token constant\">NULL<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token constant\">NULL<\/span><span class=\"token punctuation\">,<\/span> event_cb<span class=\"token punctuation\">,<\/span> client<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token function\">bufferevent_enable<\/span><span class=\"token punctuation\">(<\/span>bev<span class=\"token punctuation\">,<\/span> EV_READ <span class=\"token operator\">|<\/span> EV_WRITE<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p><span class=\"token keyword\">int<\/span> <span class=\"token function\">main3<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token keyword\">struct<\/span> <span class=\"token class-name\">event_base<\/span> <span class=\"token operator\">*<\/span>base <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">event_base_new<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token operator\">!<\/span>base<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token function\">fprintf<\/span><span class=\"token punctuation\">(<\/span><span class=\"token constant\">stderr<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;Could not initialize event base\\\\n&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token comment\">\/\/qDebug()&lt;&lt;&#034;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;&#061;0&#034;;<\/span><br \/>\n    <span class=\"token comment\">\/\/ \u7ed1\u5b9a\u5730\u5740&#xff08;\u76d1\u542c0.0.0.0:8080&#xff09;<\/span><br \/>\n    <span class=\"token keyword\">struct<\/span> <span class=\"token class-name\">sockaddr_in<\/span> sin<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token function\">memset<\/span><span class=\"token punctuation\">(<\/span><span class=\"token operator\">&amp;<\/span>sin<span class=\"token punctuation\">,<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">sizeof<\/span><span class=\"token punctuation\">(<\/span>sin<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    sin<span class=\"token punctuation\">.<\/span>sin_family <span class=\"token operator\">&#061;<\/span> AF_INET<span class=\"token punctuation\">;<\/span><br \/>\n    sin<span class=\"token punctuation\">.<\/span>sin_port <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">htons<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">8080<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    sin<span class=\"token punctuation\">.<\/span>sin_addr<span class=\"token punctuation\">.<\/span>s_addr <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">htonl<\/span><span class=\"token punctuation\">(<\/span>INADDR_ANY<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token comment\">\/\/ \u521b\u5efa\u76d1\u542c\u5668<\/span><br \/>\n    <span class=\"token keyword\">struct<\/span> <span class=\"token class-name\">evconnlistener<\/span> <span class=\"token operator\">*<\/span>listener <span class=\"token operator\">&#061;<\/span> <span class=\"token function\">evconnlistener_new_bind<\/span><span class=\"token punctuation\">(<\/span><br \/>\n        base<span class=\"token punctuation\">,<\/span><br \/>\n        accept_conn_cb<span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token constant\">NULL<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        LEV_OPT_CLOSE_ON_FREE <span class=\"token operator\">|<\/span> LEV_OPT_REUSEABLE<span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token operator\">&#8211;<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token punctuation\">(<\/span><span class=\"token keyword\">struct<\/span> <span class=\"token class-name\">sockaddr<\/span><span class=\"token operator\">*<\/span><span class=\"token punctuation\">)<\/span><span class=\"token operator\">&amp;<\/span>sin<span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token keyword\">sizeof<\/span><span class=\"token punctuation\">(<\/span>sin<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token operator\">!<\/span>listener<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token function\">fprintf<\/span><span class=\"token punctuation\">(<\/span><span class=\"token constant\">stderr<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;Could not create listener: %s\\\\n&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n                <span class=\"token function\">evutil_socket_error_to_string<\/span><span class=\"token punctuation\">(<\/span><span class=\"token function\">EVUTIL_SOCKET_ERROR<\/span><span class=\"token punctuation\">(<\/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\">event_base_free<\/span><span class=\"token punctuation\">(<\/span>base<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>   <span class=\"token comment\">\/\/ printf(&#034;Server listening on 0.0.0.0:8080\\\\n&#034;);<\/span><br \/>\n    <span class=\"token function\">event_base_dispatch<\/span><span class=\"token punctuation\">(<\/span>base<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/ \u8fdb\u5165\u4e8b\u4ef6\u5faa\u73af<\/span><\/p>\n<p>    <span class=\"token comment\">\/\/ \u6e05\u7406\u8d44\u6e90<\/span><br \/>\n    <span class=\"token function\">evconnlistener_free<\/span><span class=\"token punctuation\">(<\/span>listener<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token function\">event_base_free<\/span><span class=\"token punctuation\">(<\/span>base<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">return<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p>WorkThread<span class=\"token operator\">::<\/span><span class=\"token function\">WorkThread<\/span><span class=\"token punctuation\">(<\/span>QObject <span class=\"token operator\">*<\/span>parent<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">:<\/span> <span class=\"token function\">QThread<\/span><span class=\"token punctuation\">(<\/span>parent<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><span class=\"token punctuation\">}<\/span><\/p>\n<p>globalSignal<span class=\"token operator\">*<\/span> globalSignal<span class=\"token operator\">::<\/span>m_instance <span class=\"token operator\">&#061;<\/span> new globalSignal<span class=\"token punctuation\">;<\/span><\/p>\n<p>globalSignal<span class=\"token operator\">::<\/span><span class=\"token operator\">~<\/span><span class=\"token function\">globalSignal<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>m_instance<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        delete m_instance<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 keyword\">void<\/span> WorkThread<span class=\"token operator\">::<\/span><span class=\"token function\">run<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>  <span class=\"token comment\">\/\/ \u5fc5\u987b\u5b9e\u73b0 run()<\/span><br \/>\n<span class=\"token function\">main3<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\nemit this<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">server_finish<\/span><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>mainwindow.h<\/p>\n<p><span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">ifndef<\/span> <span class=\"token expression\">MAINWINDOW_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\">MAINWINDOW_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;QMainWindow&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;QStringListModel&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\">&#034;libeventuse.h&#034;<\/span><\/span><br \/>\nnamespace Ui <span class=\"token punctuation\">{<\/span><br \/>\nclass Form<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p>class Form <span class=\"token operator\">:<\/span> public QWidget<br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n    Q_OBJECT<\/p>\n<p>public<span class=\"token operator\">:<\/span><br \/>\n    explicit <span class=\"token function\">Form<\/span><span class=\"token punctuation\">(<\/span>QWidget <span class=\"token operator\">*<\/span>parent <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token operator\">~<\/span><span class=\"token function\">Form<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    QStringListModel<span class=\"token operator\">*<\/span> m_pmodel<span class=\"token operator\">&#061;<\/span>nullptr<span class=\"token punctuation\">;<\/span><br \/>\n     Ui<span class=\"token operator\">::<\/span>Form <span class=\"token operator\">*<\/span>ui<span class=\"token punctuation\">;<\/span><br \/>\nprivate slots<span class=\"token operator\">:<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">on_pushButton_clicked<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\nsignals<span class=\"token operator\">:<\/span><br \/>\n    <span class=\"token keyword\">void<\/span> <span class=\"token function\">back<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\nprivate<span class=\"token operator\">:<\/span><\/p>\n<p><span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>namespace Ui <span class=\"token punctuation\">{<\/span><br \/>\nclass MainWindow<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><br \/>\nclass MainWindow <span class=\"token operator\">:<\/span> public QMainWindow<br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n    Q_OBJECT<\/p>\n<p>public<span class=\"token operator\">:<\/span><br \/>\n    explicit <span class=\"token function\">MainWindow<\/span><span class=\"token punctuation\">(<\/span>QWidget <span class=\"token operator\">*<\/span>parent <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token operator\">~<\/span><span class=\"token function\">MainWindow<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n   Form<span class=\"token operator\">*<\/span> login_win<span class=\"token operator\">&#061;<\/span>nullptr<span class=\"token punctuation\">;<\/span><br \/>\n   WorkThread<span class=\"token operator\">*<\/span>workthread<span class=\"token operator\">&#061;<\/span>nullptr<span class=\"token punctuation\">;<\/span><br \/>\nprivate slots<span class=\"token operator\">:<\/span><br \/>\n   <span class=\"token keyword\">void<\/span> <span class=\"token function\">on_pushButton_clicked<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n   <span class=\"token keyword\">void<\/span> <span class=\"token function\">on_pushButton_2_clicked<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>private<span class=\"token operator\">:<\/span><br \/>\n    Ui<span class=\"token operator\">::<\/span>MainWindow <span class=\"token operator\">*<\/span>ui<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">endif<\/span> <span class=\"token comment\">\/\/ MAINWINDOW_H<\/span><\/span><\/p>\n<p>mainwindow.cpp<\/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\">&#034;mainwindow.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_mainwindow.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_form.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;QString&#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;qdebug.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;qmessagebox.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;libeventuse.h&#034;<\/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;QMutex&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;QTime&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;QWidget&gt;<\/span><\/span><\/p>\n<p>MainWindow<span class=\"token operator\">::<\/span><span class=\"token function\">MainWindow<\/span><span class=\"token punctuation\">(<\/span>QWidget <span class=\"token operator\">*<\/span>parent<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">:<\/span><br \/>\n    <span class=\"token function\">QMainWindow<\/span><span class=\"token punctuation\">(<\/span>parent<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token function\">ui<\/span><span class=\"token punctuation\">(<\/span>new Ui<span class=\"token operator\">::<\/span>MainWindow<span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><\/p>\n<p>    ui<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">setupUi<\/span><span class=\"token punctuation\">(<\/span>this<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n   login_win<span class=\"token operator\">&#061;<\/span>new Form<span class=\"token punctuation\">;<\/span><br \/>\n   login_win<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">hide<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><span class=\"token comment\">\/\/\u767b\u5f55\u7a97\u53e3\u6253\u5f00<\/span><\/p>\n<p>   workthread<span class=\"token operator\">&#061;<\/span>new WorkThread<span class=\"token punctuation\">;<\/span><br \/>\n   workthread<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">start<\/span><span class=\"token punctuation\">(<\/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>globalSignal<span class=\"token operator\">::<\/span>m_instance<span class=\"token punctuation\">,<\/span><span class=\"token operator\">&amp;<\/span>globalSignal<span class=\"token operator\">::<\/span>singnalIP<span class=\"token punctuation\">,<\/span>login_win<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>QString ip<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span><\/p>\n<p>       <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>ip<span class=\"token punctuation\">.<\/span><span class=\"token function\">toStdString<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">find<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;connect&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token operator\">!&#061;<\/span><span class=\"token operator\">&#8211;<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">)<\/span><span class=\"token comment\">\/\/\u5904\u7406\u8fde\u63a5\u90e8\u5206<\/span><br \/>\n       <span class=\"token punctuation\">{<\/span><br \/>\n           std<span class=\"token operator\">::<\/span>string newstr<span class=\"token operator\">&#061;<\/span>ip<span class=\"token punctuation\">.<\/span><span class=\"token function\">toStdString<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">substr<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">8<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n           <span class=\"token keyword\">int<\/span> row<span class=\"token operator\">&#061;<\/span>login_win<span class=\"token operator\">-&gt;<\/span>m_pmodel<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">rowCount<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n           login_win<span class=\"token operator\">-&gt;<\/span>m_pmodel<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">insertRow<\/span><span class=\"token punctuation\">(<\/span>row<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n           QModelIndex index<span class=\"token operator\">&#061;<\/span>login_win<span class=\"token operator\">-&gt;<\/span>m_pmodel<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">index<\/span><span class=\"token punctuation\">(<\/span>row<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n           login_win<span class=\"token operator\">-&gt;<\/span>m_pmodel<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">setData<\/span><span class=\"token punctuation\">(<\/span>index<span class=\"token punctuation\">,<\/span>newstr<span class=\"token punctuation\">.<\/span><span class=\"token function\">c_str<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n           login_win<span class=\"token operator\">-&gt;<\/span>ui<span class=\"token operator\">-&gt;<\/span>listView<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">setCurrentIndex<\/span><span class=\"token punctuation\">(<\/span>index<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n       <span class=\"token punctuation\">}<\/span><br \/>\n       <span class=\"token keyword\">else<\/span> <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>ip<span class=\"token punctuation\">.<\/span><span class=\"token function\">toStdString<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">find<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;disconect&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token operator\">!&#061;<\/span><span class=\"token operator\">&#8211;<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">)<\/span><span class=\"token comment\">\/\/\u5904\u7406\u65ad\u5f00\u90e8\u5206<\/span><br \/>\n       <span class=\"token punctuation\">{<\/span><br \/>\n           std<span class=\"token operator\">::<\/span>string newstr<span class=\"token operator\">&#061;<\/span>ip<span class=\"token punctuation\">.<\/span><span class=\"token function\">toStdString<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">substr<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">10<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n           <span class=\"token keyword\">int<\/span> row<span class=\"token operator\">&#061;<\/span>login_win<span class=\"token operator\">-&gt;<\/span>m_pmodel<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">rowCount<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n           <span class=\"token keyword\">for<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">int<\/span> i<span class=\"token operator\">&#061;<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span>i<span class=\"token operator\">&lt;<\/span>row<span class=\"token punctuation\">;<\/span>i<span class=\"token operator\">&#043;&#043;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n           <span class=\"token punctuation\">{<\/span><br \/>\n               QModelIndex index<span class=\"token operator\">&#061;<\/span>login_win<span class=\"token operator\">-&gt;<\/span>m_pmodel<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">index<\/span><span class=\"token punctuation\">(<\/span>i<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n               QVariant value <span class=\"token operator\">&#061;<\/span> index<span class=\"token punctuation\">.<\/span><span class=\"token function\">data<\/span><span class=\"token punctuation\">(<\/span>Qt<span class=\"token operator\">::<\/span>DisplayRole<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n               <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>value<span class=\"token punctuation\">.<\/span><span class=\"token function\">toString<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">toStdString<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">find<\/span><span class=\"token punctuation\">(<\/span>newstr<span class=\"token punctuation\">)<\/span><span class=\"token operator\">!&#061;<\/span><span class=\"token operator\">&#8211;<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">)<\/span><br \/>\n               <span class=\"token punctuation\">{<\/span><br \/>\n                   login_win<span class=\"token operator\">-&gt;<\/span>m_pmodel<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">removeRow<\/span><span class=\"token punctuation\">(<\/span>i<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n                   <span class=\"token keyword\">break<\/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 punctuation\">}<\/span><br \/>\n       <span class=\"token keyword\">else<\/span><span class=\"token comment\">\/\/\u5904\u7406\u5f02\u5e38\u90e8\u5206<\/span><br \/>\n       <span class=\"token punctuation\">{<\/span><br \/>\n            QMessageBox<span class=\"token operator\">::<\/span><span class=\"token function\">information<\/span><span class=\"token punctuation\">(<\/span>this<span class=\"token punctuation\">,<\/span> <span class=\"token function\">tr<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;\u670d\u52a1\u5668\u5f02\u5e38&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token function\">tr<\/span><span class=\"token punctuation\">(<\/span>ip<span class=\"token punctuation\">.<\/span><span class=\"token function\">toStdString<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">c_str<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>       <span class=\"token punctuation\">}<\/span><\/p>\n<p>   <span class=\"token punctuation\">}<\/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>this<span class=\"token operator\">-&gt;<\/span>workthread<span class=\"token punctuation\">,<\/span><span class=\"token operator\">&amp;<\/span>WorkThread<span class=\"token operator\">::<\/span>server_finish<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 function\">qDebug<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token operator\">&lt;&lt;<\/span><span class=\"token string\">&#034;\u670d\u52a1\u5668\u5173\u95ed&#034;<\/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 function\">connect<\/span><span class=\"token punctuation\">(<\/span>this<span class=\"token operator\">-&gt;<\/span>workthread<span class=\"token punctuation\">,<\/span><span class=\"token operator\">&amp;<\/span>WorkThread<span class=\"token operator\">::<\/span>finished<span class=\"token punctuation\">,<\/span>this<span class=\"token operator\">-&gt;<\/span>workthread<span class=\"token punctuation\">,<\/span><span class=\"token operator\">&amp;<\/span>QObject<span class=\"token operator\">::<\/span>deleteLater<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>   <span class=\"token function\">connect<\/span><span class=\"token punctuation\">(<\/span>this<span class=\"token operator\">-&gt;<\/span>login_win<span class=\"token punctuation\">,<\/span><span class=\"token operator\">&amp;<\/span>Form<span class=\"token operator\">::<\/span>back<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><span class=\"token comment\">\/\/\u69fd\u51fd\u6570<\/span><br \/>\n       this<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">show<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><span class=\"token comment\">\/\/\u8fd4\u56de\u767b\u5f55\u754c\u9762<\/span><br \/>\n       this<span class=\"token operator\">-&gt;<\/span>login_win<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">hide<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><span class=\"token comment\">\/\/\u4e3b\u6267\u884c\u754c\u9762\u5173\u95ed<\/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\">\/\/\u53ea\u8981\u5ba2\u6237\u7aef\u8fde\u63a5\u5230\u670d\u52a1\u5668\u5c31\u4f1a\u53d1\u9001hello word<\/span><\/p>\n<p><span class=\"token punctuation\">}<\/span><\/p>\n<p>MainWindow<span class=\"token operator\">::<\/span><span class=\"token operator\">~<\/span><span class=\"token function\">MainWindow<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n    delete login_win<span class=\"token punctuation\">;<\/span><br \/>\n    delete ui<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p>Form<span class=\"token operator\">::<\/span><span class=\"token function\">Form<\/span><span class=\"token punctuation\">(<\/span>QWidget <span class=\"token operator\">*<\/span>parent<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">:<\/span><br \/>\n    <span class=\"token function\">QWidget<\/span><span class=\"token punctuation\">(<\/span>parent<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    <span class=\"token function\">ui<\/span><span class=\"token punctuation\">(<\/span>new Ui<span class=\"token operator\">::<\/span>Form<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>this<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    m_pmodel<span class=\"token operator\">&#061;<\/span>new <span class=\"token function\">QStringListModel<\/span><span class=\"token punctuation\">(<\/span>ui<span class=\"token operator\">-&gt;<\/span>listView<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    ui<span class=\"token operator\">-&gt;<\/span>listView<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">setModel<\/span><span class=\"token punctuation\">(<\/span>m_pmodel<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token comment\">\/\/    m_pmodel-&gt;setStringList(QStringList()<\/span><br \/>\n<span class=\"token comment\">\/\/                                &lt;&lt; &#034;\u7b2c\u4e00\u884c&#034;<\/span><br \/>\n<span class=\"token comment\">\/\/                                &lt;&lt; &#034;\u7b2c\u4e8c\u884c&#034;<\/span><br \/>\n<span class=\"token comment\">\/\/                                &lt;&lt; &#034;\u7b2c\u4e09\u884c&#034;);<\/span><\/p>\n<p><span class=\"token punctuation\">}<\/span><\/p>\n<p>Form<span class=\"token operator\">::<\/span><span class=\"token operator\">~<\/span><span class=\"token function\">Form<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><\/p>\n<p>    delete ui<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p><span class=\"token keyword\">void<\/span> MainWindow<span class=\"token operator\">::<\/span><span class=\"token function\">on_pushButton_clicked<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n    QString RootName<span class=\"token operator\">&#061;<\/span>ui<span class=\"token operator\">-&gt;<\/span>rootName<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">text<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    QString Password<span class=\"token operator\">&#061;<\/span>ui<span class=\"token operator\">-&gt;<\/span>password<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">text<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>RootName<span class=\"token punctuation\">.<\/span><span class=\"token function\">size<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token operator\">&#061;&#061;<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n       QMessageBox<span class=\"token operator\">::<\/span><span class=\"token function\">information<\/span><span class=\"token punctuation\">(<\/span>this<span class=\"token punctuation\">,<\/span> <span class=\"token function\">tr<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;\u63d0\u793a&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token function\">tr<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;\u7528\u6237\u540d\u6ca1\u6709\u8f93\u5165&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n       <span class=\"token keyword\">return<\/span> <span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token keyword\">else<\/span> <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>RootName<span class=\"token punctuation\">.<\/span><span class=\"token function\">size<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token operator\">&#061;&#061;<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        QMessageBox<span class=\"token operator\">::<\/span><span class=\"token function\">information<\/span><span class=\"token punctuation\">(<\/span>this<span class=\"token punctuation\">,<\/span> <span class=\"token function\">tr<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;\u63d0\u793a&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token function\">tr<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;\u5bc6\u7801\u6ca1\u6709\u8f93\u5165&#034;<\/span><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>    <span class=\"token comment\">\/\/if(RootName&#061;&#061;&#034;i&#034;&amp;&amp;Password&#061;&#061;&#034;1&#034;)\/\/\u9a8c\u8bc1\u7528\u6237\u548c\u5bc6\u7801<\/span><br \/>\n    <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token function\">qDebug<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token operator\">&lt;&lt;<\/span>RootName<span class=\"token operator\">&lt;&lt;<\/span>Password<span class=\"token punctuation\">;<\/span><br \/>\n        login_win<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">show<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><span class=\"token comment\">\/\/\u4e3b\u6267\u884c\u754c\u9762\u6253\u5f00<\/span><br \/>\n        this<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">hide<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><span class=\"token comment\">\/\/\u767b\u5f55\u754c\u9762\u5173\u95ed<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n<span class=\"token comment\">\/\/    else<\/span><br \/>\n<span class=\"token comment\">\/\/    {<\/span><br \/>\n<span class=\"token comment\">\/\/          QMessageBox::information(this, tr(&#034;\u63d0\u793a&#034;), tr(&#034;\u7528\u6237\u6216\u5bc6\u7801\u8f93\u5165\u9519\u8bef&#034;));<\/span><br \/>\n<span class=\"token comment\">\/\/    }<\/span><\/p>\n<p><span class=\"token punctuation\">}<\/span><\/p>\n<p><span class=\"token keyword\">void<\/span> Form<span class=\"token operator\">::<\/span><span class=\"token function\">on_pushButton_clicked<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">{<\/span><br \/>\n  <span class=\"token comment\">\/\/  ui-&gt;listView-&gt;in<\/span><br \/>\n    <span class=\"token comment\">\/\/emit this-&gt;back();\/\/\u53d1\u9001\u4fe1\u53f7<\/span><br \/>\n    <span class=\"token keyword\">int<\/span> row<span class=\"token operator\">&#061;<\/span>m_pmodel<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">rowCount<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    m_pmodel<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">insertRow<\/span><span class=\"token punctuation\">(<\/span>row<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    QModelIndex index<span class=\"token operator\">&#061;<\/span>m_pmodel<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">index<\/span><span class=\"token punctuation\">(<\/span>row<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    m_pmodel<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">setData<\/span><span class=\"token punctuation\">(<\/span>index<span class=\"token punctuation\">,<\/span><span class=\"token string\">&#034;caonima&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    ui<span class=\"token operator\">-&gt;<\/span>listView<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">setCurrentIndex<\/span><span class=\"token punctuation\">(<\/span>index<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p><span class=\"token punctuation\">}<\/span><\/p>\n<p><span class=\"token keyword\">void<\/span> MainWindow<span class=\"token operator\">::<\/span><span class=\"token function\">on_pushButton_2_clicked<\/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<h2>\u672c\u6587\u6838\u5fc3\u70b9<\/h2>\n<p>1.qt\u7684\u6838\u5fc3\u70b9\u4fe1\u53f7 \u8be5\u4fe1\u53f7\u548c\u7cfb\u7edf\u7684\u4fe1\u53f7\u7c7b\u4f3c\u4f46\u662f\u8be5\u4fe1\u53f7\u53ea\u80fd\u5bf9\u5e94\u7684\u7c7b\u6784\u5efa\u540e\u624d\u80fd\u53d1\u9001 \u6240\u4ee5\u8981\u5199\u4e00\u4e2a\u5168\u5c40\u7684\u4fe1\u53f7\u8fd9\u6837\u5c31\u80fd\u5728\u9700\u8981\u7684\u5730\u65b9\u53d1\u9001 class globalSignal\u5b9e\u73b0\u5728libeventuse.h \u4f7f\u7528\u9759\u6001\u53d8\u91cf static globalSignal *m_instance\u8ba9\u6240\u6709\u8c03\u7528\u7684\u4eba\u7528\u540c\u4e00\u4e2a\u7c7b \u4f7f\u7528\u9759\u6001\u51fd\u6570static void sendSignal(QString ip)\u53d1\u9001\u4fe1\u53f7 \u8c03\u7528\u65b9\u5f0fglobalSignal::sendSignal(buf); 2.qt\u5982\u4f55\u77e5\u9053\u4fe1\u53f7\u6765\u4e86\u4e4b\u540e\u5982\u4f55\u5904\u7406\u8be5\u4fe1\u53f7 qt\u7684\u6838\u5fc3\u69fd\u51fd\u6570connect&#xff08;\u53d1\u9001\u8005\u7684\u7c7b&#xff0c;\u53d1\u9001\u8005\u5bf9\u5e94\u7684\u4fe1\u53f7&#xff0c;\u63a5\u6536\u4fe1\u53f7\u7684\u5bf9\u8c61&#xff0c;\u5904\u7406\u51fd\u6570&#xff08;\u69fd\u51fd\u6570&#xff09;&#xff09;\u63a5\u4e0b\u6765\u6211\u7528\u4e00\u4e2a\u4f8b\u5b50\u5c55\u793a\u4f60\u4e5f\u53ef\u4ee5\u770b\u6e90\u7801 globalSignal::m_instance \u5168\u5c40\u7684\u4fe1\u53f7\u7c7b &amp;globalSignal::singnalIP \u5bf9\u5e94\u7684\u4fe1\u53f7 login_win \u5bf9\u5e94\u7684\u7a97\u53e3&#xff0c;\u8fd9\u4e2a\u7a97\u53e3\u5728\u672c\u6587\u5c31\u662flistview\u63a7\u4ef6 [&#061;](QString ip) 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