qt窗口中显示halcon的图像

先上图片和代码

void PreTreat::on_OpenImageButton_clicked()
{
    QString fileName = QFileDialog::getOpenFileName(this,tr("open image file"), "./", tr("Image files(*.jpg *.png);;All files (*.*)"));
                                                        //窗口文字               默认目录       筛选后缀
    widid=this->winId();
    widid2=widid;
    ReadImage(&ho_Image, HTuple(fileName.toStdString().c_str()));
  //  OpenWindow(ui->graphicsView->x(),ui->graphicsView->y(),ui->graphicsView->width(),ui->graphicsView->height(),widid2,"","",&hv_WindowHandle);
    OpenWindow(0,0,ui->graphicsView->width(),ui->graphicsView->height(),widid2,"","",&hv_WindowHandle);
    HDevWindowStack::Push(hv_WindowHandle);
    if(HDevWindowStack::IsOpen())
    {
        DispObj(ho_Image,HDevWindowStack::GetActive());
        globalMark=1;
    }
}

这段函数是对“打开