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修复进度除数为0崩溃

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sonichy 2025-07-28 17:01:40 +08:00
parent ae2d00bf59
commit d90aabec31
3 changed files with 9 additions and 5 deletions
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FileTrans
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10
mainwindow.cpp
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@ -142,6 +142,7 @@ void MainWindow::readyRead()
ui->textBrowser->append("[" + QDateTime::currentDateTime().toString("HH:mm:ss") + "] [" + IP_remote + "] open " + surl); ui->textBrowser->append("[" + QDateTime::currentDateTime().toString("HH:mm:ss") + "] [" + IP_remote + "] open " + surl);
} else if (type == "file") { } else if (type == "file") {
fileName = JO.value("fileName").toString(); fileName = JO.value("fileName").toString();
fileLength = JO.value("fileLength").toDouble();
lastModified = JO.value("lastModified").toDouble()/1000; lastModified = JO.value("lastModified").toDouble()/1000;
ui->textBrowser->append("[" + QDateTime::currentDateTime().toString("HH:mm:ss") + "] [" + IP_remote + "]：" + fileName); ui->textBrowser->append("[" + QDateTime::currentDateTime().toString("HH:mm:ss") + "] [" + IP_remote + "]：" + fileName);
QString filepath = ui->lineEdit_root_dir->text() + "/" + fileName; QString filepath = ui->lineEdit_root_dir->text() + "/" + fileName;
@ -151,9 +152,12 @@ void MainWindow::readyRead()
} }
} }
} else if (state == 1) { } else if (state == 1) {
file.write(BA); file.write(BA);
length += BA.length(); length += BA.length();
ui->statusBar->showMessage("接收：" + BS(length)); if (fileLength != 0) {
int p = length * 100 / fileLength;
ui->statusBar->showMessage("接收：" + BS(length) + "/" + BS(fileLength) + "=" + p + "%");
}
} }
} }
@ -378,4 +382,4 @@ void MainWindow::dropEvent(QDropEvent *e) //释放对方时，执行的操作
qDebug() << filepath; qDebug() << filepath;
upload(filepath); upload(filepath);
} }
} }

4
mainwindow.h
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@ -45,7 +45,7 @@ private:
QTcpSocket *tcpSocket; QTcpSocket *tcpSocket;
int state; int state;
QFile file; QFile file;
qint64 length=0, port_local; qint64 length=0, fileLength, port_local;
QString BS(long b); QString BS(long b);
void upload(QString filepath); void upload(QString filepath);
void upload(QPixmap pixmap, QHostAddress hostAddress, quint64 port); void upload(QPixmap pixmap, QHostAddress hostAddress, quint64 port);
@ -63,4 +63,4 @@ private slots:
}; };
#endif // MAINWINDOW_H #endif // MAINWINDOW_H