#include    "mainwindow.h"

#include    <QDebug>

#include    <QObject>

#include    <QFile>

#include    <QTime>

#include    <QtGui>

MainWindow::MainWindow(QWidget *parent) :

    QMainWindow(parent)

{

    manager = new QNetworkAccessManager;

    QPushButton *btnUpload = new QPushButton("Upload");

    connect(btnUpload,SIGNAL(clicked()),this,SLOT(upload2Ftp()));

//    QHBoxLayout *layoutMain = new QHBoxLayout;

//    layoutMain->addWidget(btnUpload);

//    centralWidget()-> setLayout(layoutMain);

    setCentralWidget(btnUpload);

}

MainWindow::~MainWindow()

{

}

void MainWindow::upload2Ftp()

{

    QFile txt1("./test.txt");

    txt1.open(QIODevice::ReadOnly);

    qDebug()<<txt1.isOpen();

    QByteArray by_txt=txt1.readAll();

    txt1.close();

    qDebug()<<by_txt.toHex();

    QUrl u("ftp://192.168.1.230");

    u.setPath("/opt/myapp/test.txt");

//    u.setPort(21);

    u.setUserName("root");

    u.setPassword("fa");

    QNetworkReply *putReply = manager->put(QNetworkRequest(u), by_txt);

    connect(putReply, SIGNAL(finished()), this, SLOT(slotFinished()));

    connect(putReply, SIGNAL(error(QNetworkReply::NetworkError)),

                    this, SLOT(slotError(QNetworkReply::NetworkError)));

}

void MainWindow::slotFinished()

{

    QNetworkReply *reply = (QNetworkReply *)sender();

    if(reply->error() == QNetworkReply::NoError)

    {

        qDebug()<<"Succed!";

    }

    else

    {

        qDebug()<<"Check & Retry!";

    }

}

void MainWindow::slotError(QNetworkReply::NetworkError errno)

{

    QNetworkReply *reply = (QNetworkReply *)sender();

    qDebug()<<"Network Error:"<<reply->errorString();

}

//==================mainwindow.h

#ifndef MAINWINDOW_H

#define MAINWINDOW_H

#include    <QMainWindow>

#include    <QNetworkAccessManager>

#include    <QUrl>

#include    <QNetworkRequest>

#include    <QNetworkReply>

class MainWindow : public QMainWindow

{

    Q_OBJECT

public:

    explicit MainWindow(QWidget *parent = );

    ~MainWindow();

private:

    QNetworkAccessManager *manager;

private slots:

    void upload2Ftp();

    void slotFinished();

    void slotError(QNetworkReply::NetworkError errno);

};

#endif // MAINWINDOW_H

//=====================*.pro

#-------------------------------------------------

#

# Project created by QtCreator --24T16::

#

#-------------------------------------------------

QT       += core gui network

TARGET = ftpDemo

TEMPLATE = app

SOURCES += main.cpp\

        mainwindow.cpp

HEADERS  += mainwindow.h

FORMS    += mainwindow.ui