刚学QT 想要在tablewidget输入数据后转成excel 转换程序抄自网络 但点击打印后出错
#include "mainwindow.h"
#include "ui_mainwindow.h"
#include
#include
#include
#include
#include
MainWindow::MainWindow(QWidget *parent) :
QMainWindow(parent),
ui(new Ui::MainWindow)
{
ui->setupUi(this);
ui->tableWidget->setItem(0,0,new QTableWidgetItem(QString("1")));
ui->tableWidget->setItem(0,1,new QTableWidgetItem(QString("2")));
ui->tableWidget->setItem(0,2,new QTableWidgetItem(QString("3")));
ui->tableWidget->setItem(1,0,new QTableWidgetItem(QString("4")));
ui->tableWidget->setItem(1,1,new QTableWidgetItem(QString("5")));
ui->tableWidget->setItem(1,2,new QTableWidgetItem(QString("6")));
}
MainWindow::~MainWindow()
{
delete ui;
}
void MainWindow::on_pushButton_clicked()
{
QApplication* app;
app->exit(0);
}
void MainWindow::on_pushButton_2_clicked()
{
Table2Excel(ui->tableWidget,"打印预览");
}
void MainWindow::Table2Excel(QTableWidget table,QString title)
{
QString fileName = QFileDialog::getSaveFileName(table, "保存",
QStandardPaths::writableLocation(QStandardPaths::DocumentsLocation),
"Excel 文件(.xls *.xlsx)");
if (fileName!="")
{
QAxObject *excel = new QAxObject;
if (excel->setControl("Excel.Application")) //连接Excel控件
{
excel->dynamicCall("SetVisible (bool Visible)","false");//不显示窗体
excel->setProperty("DisplayAlerts", false);//不显示任何警告信息。如果为true那么在关闭是会出现类似“文件已修改，是否保存”的提示
QAxObject *workbooks = excel->querySubObject("WorkBooks");//获取工作簿集合
workbooks->dynamicCall("Add");//新建一个工作簿
QAxObject *workbook = excel->querySubObject("ActiveWorkBook");//获取当前工作簿
QAxObject *worksheet = workbook->querySubObject("Worksheets(int)", 1);
int i,j,colcount=table->columnCount();
QAxObject *cell,*col;
//标题行
cell=worksheet->querySubObject("Cells(int,int)", 1, 1);
cell->dynamicCall("SetValue(const QString&)", title);
cell->querySubObject("Font")->setProperty("Size", 18);
//调整行高
worksheet->querySubObject("Range(const QString&)", "1:1")->setProperty("RowHeight", 30);
//合并标题行
QString cellTitle;
cellTitle.append("A1:");
cellTitle.append(QChar(colcount - 1 + 'A'));
cellTitle.append(QString::number(1));
QAxObject *range = worksheet->querySubObject("Range(const QString&)", cellTitle);
range->setProperty("WrapText", true);
range->setProperty("MergeCells", true);
range->setProperty("HorizontalAlignment", -4108);//xlCenter
range->setProperty("VerticalAlignment", -4108);//xlCenter
//列标题
for(i=0;i
{
QString columnName;
columnName.append(QChar(i + 'A'));
columnName.append(":");
columnName.append(QChar(i + 'A'));
col = worksheet->querySubObject("Columns(const QString&)", columnName);
col->setProperty("ColumnWidth", table->columnWidth(i)/6);
cell=worksheet->querySubObject("Cells(int,int)", 2, i+1);
columnName=table->horizontalHeaderItem(i)->text();
cell->dynamicCall("SetValue(const QString&)", columnName);
cell->querySubObject("Font")->setProperty("Bold", true);
cell->querySubObject("Interior")->setProperty("Color",QColor(191, 191, 191));
cell->setProperty("HorizontalAlignment", -4108);//xlCenter
cell->setProperty("VerticalAlignment", -4108);//xlCenter
}
//数据区
for(i=0;irowCount();i++){
for (j=0;j
{
worksheet->querySubObject("Cells(int,int)", i+3, j+1)->dynamicCall("SetValue(const QString&)", table->item(i,j)?table->item(i,j)->text():"");
}
}
//画框线
QString lrange;
lrange.append("A2:");
lrange.append(colcount - 1 + 'A');
lrange.append(QString::number(table->rowCount() + 2));
range = worksheet->querySubObject("Range(const QString&)", lrange);
range->querySubObject("Borders")->setProperty("LineStyle", QString::number(1));
range->querySubObject("Borders")->setProperty("Color", QColor(0, 0, 0));
//调整数据区行高
QString rowsName;
rowsName.append("2:");
rowsName.append(QString::number(table->rowCount() + 2));
range = worksheet->querySubObject("Range(const QString&)", rowsName);
range->setProperty("RowHeight", 20);
workbook->dynamicCall("SaveAs(const QString&)",QDir::toNativeSeparators(fileName));//保存至fileName
workbook->dynamicCall("Close()");//关闭工作簿
excel->dynamicCall("Quit()");//关闭excel
delete excel;
excel=NULL;
if (QMessageBox::question(NULL,"完成","文件已经导出，是否现在打开？",QMessageBox::Yes|QMessageBox::No)==QMessageBox::Yes)
{
QDesktopServices::openUrl(QUrl("file:///" + QDir::toNativeSeparators(fileName)));
}
}
else
{
QMessageBox::warning(NULL,"错误","未能创建 Excel 对象，请安装 Microsoft Excel。",QMessageBox::Apply);
}
}
}
头文件如下
#ifndef MAINWINDOW_H
#define MAINWINDOW_H
#include
#include
namespace Ui {
class MainWindow;
}
class MainWindow : public QMainWindow
{
Q_OBJECT
public:
explicit MainWindow(QWidget *parent = 0);
~MainWindow();
void Table2Excel(QTableWidget *tableWidget,QString title);
private slots:
void on_pushButton_clicked();
void on_pushButton_2_clicked();
private:
Ui::MainWindow *ui;
};
#endif
点击打印输入文件名确认后程序停止工作Error - RtlWerpReportException failed with status code :-1073741823. Will try to launch the process directly
如何改错 求大神指教
