以下是使用Qt下载172.16.1.36的某个压缩包的示例代码:
#include <QCoreApplication>
#include <QUrl>
#include <QNetworkAccessManager>
#include <QNetworkRequest>
#include <QNetworkReply>
#include <QDebug>
int main(int argc, char *argv[])
{
QCoreApplication a(argc, argv);
QString url = "http://172.16.1.36/path/to/your/file.zip"; // 替换为实际的文件路径
QUrl qurl(url);
QNetworkAccessManager manager;
QNetworkRequest request(qurl);
QNetworkReply* reply = manager.get(request);
QObject::connect(reply, &QIODevice::readyRead, [&]() {
qDebug() << "Download in progress...";
// 处理下载中的数据
});
QObject::connect(reply, &QNetworkReply::finished, [&]() {
if (reply->error() == QNetworkReply::NoError) {
qDebug() << "Download finished!";
QByteArray data = reply->readAll();
// 处理下载完成后的数据
} else {
qDebug() << "Download failed:" << reply->errorString();
}
reply->deleteLater();
a.quit();
});
return a.exec();
}
需要替换示例代码中的url
变量为实际的文件路径,例如http://172.16.1.36/myfile.zip
。执行程序后,会在控制台输出下载进度和状态,并将下载好的数据保存在data
变量中,可以根据实际需求进行处理。