Qt 读取csv

void Navigator_Form::dropEvent(QDropEvent* event)

{

    QVector<double> arr_x(502), arr_y(502);

    qDebug()<<"放下事件"<<event->mimeData()->text();

    QString file_path = event->mimeData()->text().replace("file:///","");

    qDebug()<<"路径: "<<file_path;

    QDir dir = QDir::current();

    QFile file(dir.filePath(file_path));

    QString model = file_path.replace(".csv","").split("/").last();

    qDebug()<<"名称: "<<model;

    if(!file.open(QIODevice::ReadOnly))

         qDebug()<<"OPEN FILE FAILED";

    QTextStream * out = new QTextStream(&file);//文本流

    QStringList tempOption = out->readAll().split("\n");//每行以\n区分

    qDebug()<<"每行数----据：  "<<tempOption;

    for(int i = 0 ; i < tempOption.count() ; i++)

    {

         QStringList tempbar = tempOption.at(i).split(",");//一行中的单元格以，区分

         qDebug()<<"每行数据：  "<<tempbar;

    }

    file.close();//操作完成后记得关闭文件

}