延迟给自己发信号执行操作
//延迟4500毫秒, 改变Status的值.
QTimer::singleShot(4500, this, [&](){
this->Status = 0;
});
//延迟4500毫秒, 改变Status的值.
QTimer::singleShot(4500, this, [&](){
this->Status = 0;
});
转载于:https://www.cnblogs.com/nonsupport/p/11526375.html