标签：led set 缩放 admin 标签 pre his style qpi
添加一个图片，改变图片大小，适应label
Widget::Widget(QWidget *parent) : QWidget(parent) , ui(new Ui::Widget) { ui->setupUi(this); QPixmap map("C:/Users/Administrator/Desktop/123.png"); ui->label->setPixmap(map); ui->label->resize(map.width(),map.height()); }
缩放图片，适应标签大小
Widget::Widget(QWidget *parent) : QWidget(parent) , ui(new Ui::Widget) { ui->setupUi(this); QPixmap map("C:/Users/Administrator/Desktop/123.png"); ui->label->setPixmap(map); ui->label->setScaledContents(true); }
标签：led set 缩放 admin 标签 pre his style qpi
原文地址：https://www.cnblogs.com/qifeng1024/p/12824988.html
