qrc-标签和按钮、调色板加载图片

//标签加载图片
QLabel *imgLabel = new QLabel(this);
imgLabel->resize(64,64);
imgLabel->move(200,100);
imgLabel->setPixmap(QPixmap(":/image/design.png").scaled(64,64));//图片大小改为64x64
//按钮加载图片
QPushButton *imgBtn = new QPushButton(this);
imgBtn->resize(64,64);
imgBtn->move(200,300);
imgBtn->setStyleSheet("QPushButton {background-image: url(:/image/edit.png)}");
//  //使用调色板QPalette来设置图片
  QPalette pal = this->palette();
  pal.setBrush(QPalette::Background, QBrush(QPixmap(":/QtWidgets1/八嘎兔.png").scaled(this->size())));
  setPalette(pal);