Added display for downloadspeed

filedownloader.cpp

@@ -51,6 +51,7 @@ int FileDownloader::startNextDownload(QString fileName, QString courseName, QStr
     ui->dateinameLabel->setText(fileName);
     ui->progressBar->setFormat(QString("%v ") % correctUnit(itemSize) % " / %m " % correctUnit(itemSize));
     ui->progressBar->setMaximum(correctSize(itemSize));
+    ui->downloadSpeedLabel->setText("");
 
     times.actime = 0;
     times.modtime = time;
@@ -65,6 +66,8 @@ int FileDownloader::startNextDownload(QString fileName, QString courseName, QStr
         return 0;
     }
 
+    downloadTime.start();
+
     // Start des Requests
     reply = manager->get(QNetworkRequest(fileUrl));
     QObject::connect(reply, SIGNAL(downloadProgress(qint64,qint64)), this, SLOT(downloadProgressSlot(qint64,qint64)));
@@ -83,6 +86,10 @@ void FileDownloader::downloadProgressSlot(qint64 bytesReceived, qint64 bytesTota
     // Aktualisieren der Progressbar anhand der Größe der empfangenen Bytes
     ui->progressBar->setValue(correctSize(bytesReceived));
     ui->progressBar->update();
+
+    // Downloadgeschwindigkeit in kB/s
+    int downloadSpeed = bytesReceived * 1000 / downloadTime.elapsed() / 1024;
+    ui->downloadSpeedLabel->setText(QString::number(downloadSpeed) % " kB/s");
 }
 
 /// Abspeichern von empfangenen Dateiteilen

filedownloader.h

@@ -66,6 +66,8 @@ class FileDownloader : public QDialog
     QString correctUnit(qint64 bytes);
     qint64 correctSize(qint64 bytes);
 
+    QTime downloadTime;
+
 private slots:
     void downloadProgressSlot(qint64,qint64);
     void readyReadSlot();