完成文件读取

readthread.cpp

@@ -0,0 +1,130 @@
+#include <QTextStream>
+#include "readthread.h"
+
+ReadThread::ReadThread(QObject *parent)
+        : QThread{parent} {
+    /*正则表达式*/
+    //时间
+    dateTimeRegex.setPattern("([0-9]{4}-[0-9]{2}-[0-9]{2} [0-9]{2}:[0-9]{2}:[0-9]{2}:[0-9]{3})");
+    //基带
+    jdRegex.setPattern(R"(\[.*(\d)\])");
+    //匹配数字和可选的正负号
+    pattern.setPattern("^[+-]?([1-9][0-9]*|0)[.]?[0-9]*$");
+    //科学计数法
+    kexue.setPattern("^[0-9].[0-9]e[+-][0-9][0-9]");
+}
+
+bool ReadThread::isNumeric(QString data) {
+    bool flag = false;
+    patternMatch = pattern.match(data);
+    if (patternMatch.hasMatch()) {
+        flag = true;
+    }
+    kexueMatch = kexue.match(data);
+    if (kexueMatch.hasMatch()) {
+        flag = true;
+    }
+    return flag;
+}
+
+void ReadThread::run() {
+    //初始化数据
+    int bytesRead = 0;  //进度条数值
+    for (auto &i: g_param) {
+        i.clear();
+    }
+    QMap<QString, QString> temData;
+    bool isBeginTime = true;
+    //清除下拉框数据
+    emit clearCombo();
+    if (!namelist.empty()) {
+        namelist.clear();
+        completer->deleteLater();
+    }
+
+    //设置状态栏
+    emit showStatusbar("正在打开文件");
+
+    //读取文件
+    QTextStream in(&file);
+    while (!in.atEnd()) {
+        //读取一行
+        QString line = in.readLine();
+
+        //更新进度条
+        bytesRead += line.size();
+        emit setProgressBar(bytesRead * 2);
+
+        /* 匹配数据 */
+        //匹配日期时间
+        QMap<QString, QString> temMap;
+        int JD;
+        QString temtime;
+        QString temjd;
+        matchDateTime = dateTimeRegex.match(line);
+        if (matchDateTime.hasMatch()) {
+            temtime = matchDateTime.captured(1);
+            temMap["时间"] = temtime;
+        } else {
+            continue;
+        }
+        //匹配基带
+        matchLogLevel = jdRegex.match(line);
+        if (matchLogLevel.hasMatch()) {
+            temjd = matchLogLevel.captured(1);
+            temMap["基带"] = temjd;
+            JD = temjd.toInt() - 1;
+        } else {
+            continue;
+        }
+
+        //设置开始时间
+        if (isBeginTime) {
+            emit setBeginTime(QDateTime::fromString(temtime, "yyyy-MM-dd hh:mm:ss:zzz"));
+            isBeginTime = false;
+        }
+        temData.clear();
+        temData["时间"] = temtime;
+        //将左右拆分
+        QStringList dataParts = line.split(']');
+        //判断右侧是否有数据
+        if (dataParts[1].isEmpty()) {
+            continue;
+        }
+        //将右侧数据拆分
+        QStringList data = dataParts[1].split(',');
+        for (int i = 0; i < data.size(); i++) {
+            //将每一条数据拆为数据名和值
+            QStringList tem = data[i].split('=');
+            if (tem.size() < 2) {
+                continue;
+            }
+            if (!namelist.contains(tem[0])) {
+                namelist[tem[0]] = isNumeric(tem[1]);
+                if (tem[0].contains("版本号")) {
+                    namelist[tem[0]] = false;
+                }
+            }
+            temData[tem[0]] = tem[1];
+        }
+        //记录数据
+        g_param[JD].append(temData);
+
+    }
+
+    //设置结束时间
+    emit setEndTime(QDateTime::fromString(temData["时间"], "yyyy-MM-dd hh:mm:ss:zzz"));
+
+    //设置状态栏
+    emit showStatusbar("打开成功：" + file.fileName());
+
+    //添加下拉框数据
+    emit addCombo(namelist.keys());
+
+    //关闭
+    emit closeProg();
+    file.close();
+    temData.clear();
+    quit();
+}
+