#include "coverinfo.h" #include "ui_coverinfo.h" #include CoverInfo::CoverInfo(QWidget *parent) : QMainWindow(parent), ui(new Ui::CoverInfo) { ui->setupUi(this); readInfo(); } CoverInfo::~CoverInfo() { delete ui; } void CoverInfo::readInfo() { QXlsx::Document doc("./debug/Data/test.xlsx"); QString cc = doc.read("A1").toString(); qDebug()<<"cc"<label_creditCode->setText(cc); }