Qt excel操作相关

#include <QDebug>

#include <QAxObject>

#include <QStandardPaths>

#include <QFileDialog>

#include <QVariant>

#include <QCoreApplication>

QAxObject *pApplication = NULL;

QAxObject *pWorkBooks = NULL;

QAxObject *pWorkBook = NULL;

QAxObject *pSheets = NULL;

QAxObject *pSheet = NULL;

ExcelImfo excel;

//初始化相关指针

void ExcelImfo::initExcelConfig()

{

    pApplication = new QAxObject;

    pWorkBooks = new QAxObject;

    pWorkBook = new QAxObject;

    pSheets = new QAxObject;

    pSheet = new QAxObject;

}

//新建excel

void ExcelImfo::newExcel(QString &fileName)

{

    pApplication->setControl("Excel.Application");

    pApplication->setProperty("Visible", false);           //不显示任何警告信息

    pApplication->dynamicCall("SetVisible(bool)",false);   //不显示窗体

    pWorkBooks = pApplication->querySubObject("WorkBooks");     //获取工作簿集合

    QFile file(fileName);

    if(!file.exists())

    {

        pWorkBooks->dynamicCall("Add");

        pWorkBook = pApplication->querySubObject("ActiveWorkBook");

        #ifdef EXCEL_WORK_DEBUG

        qDebug()<<"创建新文件"<<"printerData.xls";

        #endif

    }

    else

    {

        pWorkBook = pWorkBooks->querySubObject("Open(const QString &)", fileName);

        #ifdef EXCEL_WORK_DEBUG

        qDebug()<<"打开文件"<<"printerData.xls";

        #endif

    }

    pSheets = pWorkBook->querySubObject("Sheets");

    pSheet = pSheets->querySubObject("Item(int)", 1);

}

//2.增加1个Worksheet

void ExcelImfo::appendSheet(const QString &sheetName,int cnt)

{

    QAxObject *pLastSheet = pSheets->querySubObject("Item(int)", cnt);

    pSheets->querySubObject("Add(QVariant)", pLastSheet->asVariant());

    pSheet = pSheets->querySubObject("Item(int)", cnt);

    pLastSheet->dynamicCall("Move(QVariant)", pSheet->asVariant());

    pSheet->setProperty("Name", sheetName);

}

//3.向Excel单元格中写入数据

void ExcelImfo::setCellValue(int row, int column, const QString &value)

{

    QAxObject *pRange = pSheet->querySubObject("Cells(int,int)", row, column);

    pRange->dynamicCall("Value", value);

}

//5.保存Excel

void ExcelImfo::saveExcel(const QString &fileName)

{

    pWorkBook->dynamicCall("SaveAs(const QString &)",

    QDir::toNativeSeparators(fileName));

}

//6.释放Excel

void  ExcelImfo::freeExcel()

{

    if (pApplication != NULL)

    {

        pApplication->dynamicCall("Quit()");

        delete pApplication;

        pApplication = NULL;

    }

}

转载于:https://www.cnblogs.com/kaixinhuazai/p/8310441.html