20230903-闹钟

app.cpp

#include "app.h"
#include "ui_app.h"
int k1 = true;

APP::APP(QWidget *parent):QWidget(parent),ui(new Ui::APP)
{
    ui->setupUi(this);
    this->resize(380,300);
    this->setStyleSheet("background-color:cyan;");//设置样式
    speecher = new QTextToSpeech(this);
    T1 = new QTimer(this);//定时器T1
    T1->start(1000);
    connect(T1,&QTimer::timeout,this,&APP::time_slot1);
    connect(ui->SB1,&QPushButton::clicked,this,&APP::on_SB1start_clicked);
    connect(ui->SB2,&QPushButton::clicked,this,&APP::on_SB2stop_clicked);

    ui->Lb1->setAlignment(Qt::AlignCenter);//标签文本对齐方式 居中
    ui->Lb1->setFont(QFont("华文行楷",20));

    ui->Line1->setAlignment(Qt::AlignCenter);//对中
    ui->Line1->setFont(QFont("华文行楷",16));//字体

    ui->Text1->setAlignment(Qt::AlignCenter);//对中
    ui->Text1->setFont(QFont("华文行楷",16));//字体
}

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


void APP::on_SB1start_clicked()//Start按钮触发事件
{
    //启动后时间文本编辑器、文本编辑器和启动按钮将不可用
     ui->SB1->setEnabled(false);
     ui->Line1->setEnabled(false);
     ui->Text1->setEnabled(false);

     timer_T2 = new QTimer(this);//定时器T2
     T1->start(100);
     connect(T1,&QTimer::timeout,this,&APP::time_slot2);

}
void APP::on_SB2stop_clicked()//Stop按钮触发事件
{
    ui->SB1->setEnabled(true);
    ui->Line1->setEnabled(true);
    ui->Text1->setEnabled(true);
}
void APP::time_slot1()//获取SYS时间显示
{

    QTime sys_time = QTime::currentTime();//获取系统时间
    QString t = sys_time.toString("hh:mm:ss");//时间转成字符串
    ui->Lb1->setText(t);//时间字符串t=>ui.lab中
    if(k1 == true)
    {
        ui->Line1->setText(ui->Lb1->text());
        k1 = false;
    }
}
void APP::time_slot2()//计时触发操作
{
    if(ui->Line1->text() == ui->Lb1->text())
    {
        speecher->say(ui->Text1->toPlainText());//语音播放内容
    }
}

app.h

#ifndef APP_H
#define APP_H

#include <QWidget>

#include <QTime>   //时间类
#include <QTimer>  //定时器类
#include <QTextToSpeech>
#include <QDebug>

QT_BEGIN_NAMESPACE
namespace Ui { class APP; }
QT_END_NAMESPACE

class APP : public QWidget
{
    Q_OBJECT

public:
    APP(QWidget *parent = nullptr);
    ~APP();

    void time_slot1();
    void time_slot2();


private slots:
    void on_SB1start_clicked();
    void on_SB2stop_clicked();

private:
    Ui::APP *ui;
    QTimer *T1;
    QTimer *timer_T2;

    QTextToSpeech *speecher;

};
#endif // APP_H

t2.pro

QT       += core gui texttospeech

greaterThan(QT_MAJOR_VERSION, 4): QT += widgets

CONFIG += c++11

# The following define makes your compiler emit warnings if you use
# any Qt feature that has been marked deprecated (the exact warnings
# depend on your compiler). Please consult the documentation of the
# deprecated API in order to know how to port your code away from it.
DEFINES += QT_DEPRECATED_WARNINGS

# You can also make your code fail to compile if it uses deprecated APIs.
# In order to do so, uncomment the following line.
# You can also select to disable deprecated APIs only up to a certain version of Qt.
#DEFINES += QT_DISABLE_DEPRECATED_BEFORE=0x060000    # disables all the APIs deprecated before Qt 6.0.0

SOURCES += \
    main.cpp \
    app.cpp

HEADERS += \
    app.h

FORMS += \
    app.ui

# Default rules for deployment.
qnx: target.path = /tmp/$${TARGET}/bin
else: unix:!android: target.path = /opt/$${TARGET}/bin
!isEmpty(target.path): INSTALLS += target