通过网络api获取日期对应的节假日信息

网络接口获取链接：免费节假日API_原百度节假日API

HolidayJudge.h

#pragma once#include <QtWidgets/QWidget>
#include "ui_HolidayJudge.h"enum DATESTATE
{WORK=0,//工作日DAYOFF,//休息日HOLIDAY//节假日
};class HolidayJudge : public QWidget
{Q_OBJECTpublic:HolidayJudge(QWidget *parent = nullptr);~HolidayJudge();private slots:void slotQueryGet();void slotQueryPost();private:void init();private:Ui::HolidayJudgeClass ui;QMap<DATESTATE, QString> m_dateInfoMap;
};

HolidayJudge.cpp

#include "HolidayJudge.h"#include <QNetworkAccessManager>
#include <QNetworkReply>
#include <QList>
#include <QSslError>HolidayJudge::HolidayJudge(QWidget *parent): QWidget(parent)
{ui.setupUi(this);init();QObject::connect(ui.pushButton_queryGet, &QPushButton::clicked, this, &HolidayJudge::slotQueryGet);QObject::connect(ui.pushButton_queryPost, &QPushButton::clicked, this, &HolidayJudge::slotQueryPost);
}HolidayJudge::~HolidayJudge()
{}void HolidayJudge::slotQueryGet()
{QNetworkAccessManager* manager = new QNetworkAccessManager(this);connect(manager, &QNetworkAccessManager::finished,this, [=](QNetworkReply* reply) {//ui.textBrowser->append(QString(reply->readAll()));int val = QString(reply->readAll()).toInt();//0：工作日，1：休息日，2：节假日QString info = ui.dateEdit->date().toString("yyyy/MM/dd") + QString("是%1").arg(m_dateInfoMap.value(static_cast<DATESTATE>(val)));ui.textBrowser->append("get: " + info);reply->deleteLater();});QString date = ui.dateEdit->date().toString("yyyyMMdd");QUrl url("http://tool.bitefu.net/jiari/?d=" + date);manager->get(QNetworkRequest(url));//开启事件循环，等待直到服务器返回数据后再执行//QEventLoop eventLoop;//connect(manager, SIGNAL(finished(QNetworkReply*)), &eventLoop, SLOT(quit()));//eventLoop.exec();manager->deleteLater();
}void HolidayJudge::slotQueryPost()
{QNetworkAccessManager* accessManager = new QNetworkAccessManager(this);QNetworkRequest request;QString date = ui.dateEdit->date().toString("yyyyMMdd");QUrl url("http://tool.bitefu.net/jiari/?d=" + date);request.setUrl(url);request.setHeader(QNetworkRequest::ContentTypeHeader, QVariant("application/json"));QNetworkReply* reply = accessManager->post(request, QByteArray());QObject::connect(reply, &QNetworkReply::readyRead, this, [this, reply]() {int val = QString(reply->readAll()).toInt();//0：工作日，1：休息日，2：节假日QString info = ui.dateEdit->date().toString("yyyy/MM/dd") + QString("是%1").arg(m_dateInfoMap.value(static_cast<DATESTATE>(val)));ui.textBrowser->append("post: " + info);reply->deleteLater();});QObject::connect(reply, &QNetworkReply::errorOccurred,this, [=](QNetworkReply::NetworkError error) {});QObject::connect(reply, &QNetworkReply::sslErrors,this, [=](const QList<QSslError>& error){});}void HolidayJudge::init()
{m_dateInfoMap.insert(WORK, "工作日");m_dateInfoMap.insert(DAYOFF, "休息日");m_dateInfoMap.insert(HOLIDAY, "节假日");
}

效果展示