QT

1.图片缩放

QPixmap *pBackBuffer = new QPixmap(m_newShopList->at(i).shopImgUrl);

        QPixmap qimage;

        qimage = pBackBuffer->scaled(QSize(80,70));

 

2.QListWidget    Image   横向显示icon

   QListWidget *listWidget = ui->listWidget_store_images;

   listWidget->setViewMode(QListView::IconMode);

   listWidget->setFlow(QListView::LeftToRight);

   listWidget->setMovement(QListView::Static);

   listWidget->setWrapping(false);

   listWidget->setStyleSheet("background:rgba(0,0,0,0%);");

   listWidget->setIconSize(QSize(70,70));

3.Label  文字透明并居中

ui->label_xqstore_header->setStyleSheet("background:rgba(0,0,0,0%);font: 75 12pt;");//设置label背景透明

    ui->label_xqstore_header->setAlignment(Qt::AlignCenter);//设置居中