ui->qToolButton->setStyleSheet("QToolButton{border-image:url(:/image/nor.png);}" //正常
"QToolButton:hover{border-image:url(:/image/sel.png);}" //鼠标悬浮
"QToolButton:pressed{border-image:url(:/image/pre.png);}" //鼠标按下
);
Qt设置按钮背景图状态(鼠标悬浮,鼠标按下)
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转载自blog.csdn.net/c_shell_python/article/details/100921401
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