【QT】定时器&鼠标事件

#include "widget.h"
#include "ui_widget.h"

Widget::Widget(QWidget *parent)
    : QWidget(parent)
    , ui(new Ui::Widget)
{
    ui->setupUi(this);
    settime();
    id=startTimer(1000);

}

Widget::~Widget()
{
    delete ui;
}

void Widget::timerEvent(QTimerEvent *event)
{
    if(event->timerId()==id)
    {
        settime();
    }
}

void Widget::settime()
{
    QTime systime = QTime::currentTime();
    QString s = systime.toString("hh:mm:ss");
    ui->label->setText("当前时间 "+s);

    if(s==settimeByUser)
    {
        ui->label_2->setText("懒虫，起床。好好学习，天天向上。\n响铃时间："+s);
    }
}

void Widget::on_pushButton_clicked()
{
    settimeByUser = ui->lineEdit->text();
    ui->label_2->setText("当前设定时间："+settimeByUser);
}