qt 内置图标使用
QToolButton *button = new QToolButton(this); button->resize(100,30); button->setToolButtonStyle(Qt::ToolButtonTextBesideIcon); QStyle* style = QApplication::style(); QIcon icon = style->standardIcon(QStyle::SP_DriveCDIcon); button->setIcon(icon); button->setText(QString("123")); button->move(100,100);