89 lines
2.2 KiB
C++
89 lines
2.2 KiB
C++
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#include "ConfigFiles.h"
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#include <QFile>
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#include <QDebug>
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ConfigFiles::ConfigFiles(QObject *parent) : QObject(parent)
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{
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}
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/**
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* @brief ReadFile_Csv 读取 CSV 文件，返回行列表
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* @param &filePath CSV 文件路径
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* @return QList<QStringList> 每个 QStringList 为一行的字段
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*/
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QList<QStringList> ConfigFiles::ReadFile_Csv(const QString &filePath){
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QList<QStringList> rows;
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QFile file(filePath);
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if (!file.open(QIODevice::ReadOnly | QIODevice::Text))
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{
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qWarning() << "CSV 打开失败:" << file.errorString();
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return rows;
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}
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QTextStream in(&file);
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//in.setCodec("UTF-8"); // 如有需要可改成 "GBK"
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QStringList currentRow;
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QString currentField;
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bool inQuote = false;
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while (!in.atEnd())
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{
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QString line = in.readLine();
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// 处理跨行引号：如果上一行未闭合，继续拼
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if (inQuote)
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currentField += "\n";
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else
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currentField.clear();
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for (int i = 0; i < line.size(); ++i)
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{
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QChar ch = line.at(i);
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if (ch == '\"')
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{
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// 连续两个引号表示转义
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if (i + 1 < line.size() && line.at(i + 1) == '\"')
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{
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currentField += '\"';
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++i; // 跳过下一个引号
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}
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else
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{
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inQuote = !inQuote;
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}
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}
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else if (ch == ',' && !inQuote)
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{
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// 字段结束
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currentRow << currentField.trimmed();
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currentField.clear();
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}
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else
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{
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currentField += ch;
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}
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}
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// 如果引号已闭合，把最后一列也加入并结束本行
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if (!inQuote)
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{
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currentRow << currentField.trimmed();
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rows << currentRow;
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currentRow.clear();
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}
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}
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// 如果文件结尾时引号未闭合，把剩余部分作为最后一列
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if (!currentField.isEmpty() || !currentRow.isEmpty())
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{
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currentRow << currentField.trimmed();
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rows << currentRow;
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}
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file.close();
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return rows;
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}
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