10.20作业

#include “widget.h”
#include “ui_widget.h”

Widget::Widget(QWidget *parent)

QWidget(parent)
, ui(new Ui::Widget)
{
ui->setupUi(this);
t = new QTimer(this);
connect(t, &QTimer::timeout, this, &Widget::timeout_Slot);
ui->text->setPlaceholderText(“请输入时间: :*”);
speecher = new QTextToSpeech(this);
}

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

void Widget::on_btn1_clicked()
{
if(“启动” == ui->btn1->text())
{
//启动一个定时器
t->start(1000);
}
}

void Widget::on_btn2_clicked()
{
if(“停止” == ui->btn2->text())
{
killTimer(tId);
speecher->stop();
}
}

void Widget::timeout_Slot()
{
QTime sys_tem = QTime::currentTime();

QString s = sys_tem.toString("hh:mm:ss");

ui->lab1->setText(s);

ui->lab1->setAlignment(Qt::AlignCenter);

QString clock = ui->text->text();
if (clock == ui->lab1->text())
{
    int i = 0;
    while(i < 20)
    {
        i++;
        speecher->say(ui->lab2->text());
    }
}

}