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<h1 class="title">ftpwindow.cpp Example File</h1>
<span class="small-subtitle">network/qftp/ftpwindow.cpp</span>
<!-- $$$network/qftp/ftpwindow.cpp-description -->
<div class="descr"> <a name="details"></a>
<pre class="cpp"> <span class="comment">/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the examples of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:BSD$
** You may use this file under the terms of the BSD license as follows:
**
** "Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions are
** met:
** * Redistributions of source code must retain the above copyright
** notice, this list of conditions and the following disclaimer.
** * Redistributions in binary form must reproduce the above copyright
** notice, this list of conditions and the following disclaimer in
** the documentation and/or other materials provided with the
** distribution.
** * Neither the name of The Qt Company Ltd nor the names of its
** contributors may be used to endorse or promote products derived
** from this software without specific prior written permission.
**
**
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
**
** $QT_END_LICENSE$
**
****************************************************************************/</span>
<span class="preprocessor">#include <QtGui></span>
<span class="preprocessor">#include <QtNetwork></span>
<span class="preprocessor">#include "ftpwindow.h"</span>
FtpWindow<span class="operator">::</span>FtpWindow(<span class="type"><a href="qwidget.html">QWidget</a></span> <span class="operator">*</span>parent)
: <span class="type"><a href="qdialog.html">QDialog</a></span>(parent)<span class="operator">,</span> ftp(<span class="number">0</span>)<span class="operator">,</span> networkSession(<span class="number">0</span>)
{
ftpServerLabel <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qlabel.html">QLabel</a></span>(tr(<span class="string">"Ftp &server:"</span>));
ftpServerLineEdit <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qlineedit.html">QLineEdit</a></span>(<span class="string">"ftp.qt.nokia.com"</span>);
ftpServerLabel<span class="operator">-</span><span class="operator">></span>setBuddy(ftpServerLineEdit);
statusLabel <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qlabel.html">QLabel</a></span>(tr(<span class="string">"Please enter the name of an FTP server."</span>));
<span class="preprocessor">#if defined(Q_OS_SYMBIAN) || defined(Q_WS_MAEMO_5) || defined(Q_WS_SIMULATOR)</span>
<span class="comment">// Use word wrapping to fit the text on screen</span>
statusLabel<span class="operator">-</span><span class="operator">></span>setWordWrap( <span class="keyword">true</span> );
<span class="preprocessor">#endif</span>
fileList <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qtreewidget.html">QTreeWidget</a></span>;
fileList<span class="operator">-</span><span class="operator">></span>setEnabled(<span class="keyword">false</span>);
fileList<span class="operator">-</span><span class="operator">></span>setRootIsDecorated(<span class="keyword">false</span>);
fileList<span class="operator">-</span><span class="operator">></span>setHeaderLabels(<span class="type"><a href="qstringlist.html">QStringList</a></span>() <span class="operator"><</span><span class="operator"><</span> tr(<span class="string">"Name"</span>) <span class="operator"><</span><span class="operator"><</span> tr(<span class="string">"Size"</span>) <span class="operator"><</span><span class="operator"><</span> tr(<span class="string">"Owner"</span>) <span class="operator"><</span><span class="operator"><</span> tr(<span class="string">"Group"</span>) <span class="operator"><</span><span class="operator"><</span> tr(<span class="string">"Time"</span>));
fileList<span class="operator">-</span><span class="operator">></span>header()<span class="operator">-</span><span class="operator">></span>setStretchLastSection(<span class="keyword">false</span>);
connectButton <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qpushbutton.html">QPushButton</a></span>(tr(<span class="string">"Connect"</span>));
connectButton<span class="operator">-</span><span class="operator">></span>setDefault(<span class="keyword">true</span>);
cdToParentButton <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qpushbutton.html">QPushButton</a></span>;
cdToParentButton<span class="operator">-</span><span class="operator">></span>setIcon(<span class="type"><a href="qpixmap.html">QPixmap</a></span>(<span class="string">":/images/cdtoparent.png"</span>));
cdToParentButton<span class="operator">-</span><span class="operator">></span>setEnabled(<span class="keyword">false</span>);
downloadButton <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qpushbutton.html">QPushButton</a></span>(tr(<span class="string">"Download"</span>));
downloadButton<span class="operator">-</span><span class="operator">></span>setEnabled(<span class="keyword">false</span>);
quitButton <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qpushbutton.html">QPushButton</a></span>(tr(<span class="string">"Quit"</span>));
buttonBox <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qdialogbuttonbox.html">QDialogButtonBox</a></span>;
buttonBox<span class="operator">-</span><span class="operator">></span>addButton(downloadButton<span class="operator">,</span> <span class="type"><a href="qdialogbuttonbox.html">QDialogButtonBox</a></span><span class="operator">::</span>ActionRole);
buttonBox<span class="operator">-</span><span class="operator">></span>addButton(quitButton<span class="operator">,</span> <span class="type"><a href="qdialogbuttonbox.html">QDialogButtonBox</a></span><span class="operator">::</span>RejectRole);
progressDialog <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qprogressdialog.html">QProgressDialog</a></span>(<span class="keyword">this</span>);
connect(fileList<span class="operator">,</span> SIGNAL(itemActivated(<span class="type"><a href="qtreewidgetitem.html">QTreeWidgetItem</a></span><span class="operator">*</span><span class="operator">,</span><span class="type">int</span>))<span class="operator">,</span>
<span class="keyword">this</span><span class="operator">,</span> SLOT(processItem(<span class="type"><a href="qtreewidgetitem.html">QTreeWidgetItem</a></span><span class="operator">*</span><span class="operator">,</span><span class="type">int</span>)));
connect(fileList<span class="operator">,</span> SIGNAL(currentItemChanged(<span class="type"><a href="qtreewidgetitem.html">QTreeWidgetItem</a></span><span class="operator">*</span><span class="operator">,</span><span class="type"><a href="qtreewidgetitem.html">QTreeWidgetItem</a></span><span class="operator">*</span>))<span class="operator">,</span>
<span class="keyword">this</span><span class="operator">,</span> SLOT(enableDownloadButton()));
connect(progressDialog<span class="operator">,</span> SIGNAL(canceled())<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(cancelDownload()));
connect(connectButton<span class="operator">,</span> SIGNAL(clicked())<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(connectOrDisconnect()));
connect(cdToParentButton<span class="operator">,</span> SIGNAL(clicked())<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(cdToParent()));
connect(downloadButton<span class="operator">,</span> SIGNAL(clicked())<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(downloadFile()));
connect(quitButton<span class="operator">,</span> SIGNAL(clicked())<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(close()));
<span class="type"><a href="qhboxlayout.html">QHBoxLayout</a></span> <span class="operator">*</span>topLayout <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qhboxlayout.html">QHBoxLayout</a></span>;
topLayout<span class="operator">-</span><span class="operator">></span>addWidget(ftpServerLabel);
topLayout<span class="operator">-</span><span class="operator">></span>addWidget(ftpServerLineEdit);
<span class="preprocessor">#ifndef Q_OS_SYMBIAN</span>
topLayout<span class="operator">-</span><span class="operator">></span>addWidget(cdToParentButton);
topLayout<span class="operator">-</span><span class="operator">></span>addWidget(connectButton);
<span class="preprocessor">#else</span>
<span class="comment">// Make app better lookin on small screen</span>
<span class="type"><a href="qhboxlayout.html">QHBoxLayout</a></span> <span class="operator">*</span>topLayout2 <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qhboxlayout.html">QHBoxLayout</a></span>;
topLayout2<span class="operator">-</span><span class="operator">></span>addWidget(cdToParentButton);
topLayout2<span class="operator">-</span><span class="operator">></span>addWidget(connectButton);
<span class="preprocessor">#endif</span>
<span class="type"><a href="qvboxlayout.html">QVBoxLayout</a></span> <span class="operator">*</span>mainLayout <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qvboxlayout.html">QVBoxLayout</a></span>;
mainLayout<span class="operator">-</span><span class="operator">></span>addLayout(topLayout);
<span class="preprocessor">#ifdef Q_OS_SYMBIAN</span>
<span class="comment">// Make app better lookin on small screen</span>
mainLayout<span class="operator">-</span><span class="operator">></span>addLayout(topLayout2);
<span class="preprocessor">#endif</span>
mainLayout<span class="operator">-</span><span class="operator">></span>addWidget(fileList);
mainLayout<span class="operator">-</span><span class="operator">></span>addWidget(statusLabel);
mainLayout<span class="operator">-</span><span class="operator">></span>addWidget(buttonBox);
setLayout(mainLayout);
setWindowTitle(tr(<span class="string">"FTP"</span>));
}
<span class="type"><a href="qsize.html">QSize</a></span> FtpWindow<span class="operator">::</span>sizeHint() <span class="keyword">const</span>
{
<span class="keyword">return</span> <span class="type"><a href="qsize.html">QSize</a></span>(<span class="number">500</span><span class="operator">,</span> <span class="number">300</span>);
}
<span class="type">void</span> FtpWindow<span class="operator">::</span>connectOrDisconnect()
{
<span class="keyword">if</span> (ftp) {
ftp<span class="operator">-</span><span class="operator">></span>abort();
ftp<span class="operator">-</span><span class="operator">></span>deleteLater();
ftp <span class="operator">=</span> <span class="number">0</span>;
fileList<span class="operator">-</span><span class="operator">></span>setEnabled(<span class="keyword">false</span>);
cdToParentButton<span class="operator">-</span><span class="operator">></span>setEnabled(<span class="keyword">false</span>);
downloadButton<span class="operator">-</span><span class="operator">></span>setEnabled(<span class="keyword">false</span>);
connectButton<span class="operator">-</span><span class="operator">></span>setEnabled(<span class="keyword">true</span>);
connectButton<span class="operator">-</span><span class="operator">></span>setText(tr(<span class="string">"Connect"</span>));
<span class="preprocessor">#ifndef QT_NO_CURSOR</span>
setCursor(<span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>ArrowCursor);
<span class="preprocessor">#endif</span>
statusLabel<span class="operator">-</span><span class="operator">></span>setText(tr(<span class="string">"Please enter the name of an FTP server."</span>));
<span class="keyword">return</span>;
}
<span class="preprocessor">#ifndef QT_NO_CURSOR</span>
setCursor(<span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>WaitCursor);
<span class="preprocessor">#endif</span>
<span class="keyword">if</span> (<span class="operator">!</span>networkSession <span class="operator">|</span><span class="operator">|</span> <span class="operator">!</span>networkSession<span class="operator">-</span><span class="operator">></span>isOpen()) {
<span class="keyword">if</span> (manager<span class="operator">.</span>capabilities() <span class="operator">&</span> <span class="type"><a href="qnetworkconfigurationmanager.html">QNetworkConfigurationManager</a></span><span class="operator">::</span>NetworkSessionRequired) {
<span class="keyword">if</span> (<span class="operator">!</span>networkSession) {
<span class="comment">// Get saved network configuration</span>
<span class="type"><a href="qsettings.html">QSettings</a></span> settings(<span class="type"><a href="qsettings.html">QSettings</a></span><span class="operator">::</span>UserScope<span class="operator">,</span> QLatin1String(<span class="string">"Trolltech"</span>));
settings<span class="operator">.</span>beginGroup(QLatin1String(<span class="string">"QtNetwork"</span>));
<span class="keyword">const</span> <span class="type"><a href="qstring.html">QString</a></span> id <span class="operator">=</span> settings<span class="operator">.</span>value(QLatin1String(<span class="string">"DefaultNetworkConfiguration"</span>))<span class="operator">.</span>toString();
settings<span class="operator">.</span>endGroup();
<span class="comment">// If the saved network configuration is not currently discovered use the system default</span>
<span class="type"><a href="qnetworkconfiguration.html">QNetworkConfiguration</a></span> config <span class="operator">=</span> manager<span class="operator">.</span>configurationFromIdentifier(id);
<span class="keyword">if</span> ((config<span class="operator">.</span>state() <span class="operator">&</span> <span class="type"><a href="qnetworkconfiguration.html">QNetworkConfiguration</a></span><span class="operator">::</span>Discovered) <span class="operator">!</span><span class="operator">=</span>
<span class="type"><a href="qnetworkconfiguration.html">QNetworkConfiguration</a></span><span class="operator">::</span>Discovered) {
config <span class="operator">=</span> manager<span class="operator">.</span>defaultConfiguration();
}
networkSession <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qnetworksession.html">QNetworkSession</a></span>(config<span class="operator">,</span> <span class="keyword">this</span>);
connect(networkSession<span class="operator">,</span> SIGNAL(opened())<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(connectToFtp()));
connect(networkSession<span class="operator">,</span> SIGNAL(error(<span class="type"><a href="qnetworksession.html">QNetworkSession</a></span><span class="operator">::</span>SessionError))<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(enableConnectButton()));
}
connectButton<span class="operator">-</span><span class="operator">></span>setEnabled(<span class="keyword">false</span>);
statusLabel<span class="operator">-</span><span class="operator">></span>setText(tr(<span class="string">"Opening network session."</span>));
networkSession<span class="operator">-</span><span class="operator">></span>open();
<span class="keyword">return</span>;
}
}
connectToFtp();
}
<span class="type">void</span> FtpWindow<span class="operator">::</span>connectToFtp()
{
ftp <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qftp.html">QFtp</a></span>(<span class="keyword">this</span>);
connect(ftp<span class="operator">,</span> SIGNAL(commandFinished(<span class="type">int</span><span class="operator">,</span><span class="type">bool</span>))<span class="operator">,</span>
<span class="keyword">this</span><span class="operator">,</span> SLOT(ftpCommandFinished(<span class="type">int</span><span class="operator">,</span><span class="type">bool</span>)));
connect(ftp<span class="operator">,</span> SIGNAL(listInfo(<span class="type"><a href="qurlinfo.html">QUrlInfo</a></span>))<span class="operator">,</span>
<span class="keyword">this</span><span class="operator">,</span> SLOT(addToList(<span class="type"><a href="qurlinfo.html">QUrlInfo</a></span>)));
connect(ftp<span class="operator">,</span> SIGNAL(dataTransferProgress(<span class="type"><a href="qtglobal.html#qint64-typedef">qint64</a></span><span class="operator">,</span><span class="type"><a href="qtglobal.html#qint64-typedef">qint64</a></span>))<span class="operator">,</span>
<span class="keyword">this</span><span class="operator">,</span> SLOT(updateDataTransferProgress(<span class="type"><a href="qtglobal.html#qint64-typedef">qint64</a></span><span class="operator">,</span><span class="type"><a href="qtglobal.html#qint64-typedef">qint64</a></span>)));
fileList<span class="operator">-</span><span class="operator">></span>clear();
currentPath<span class="operator">.</span>clear();
isDirectory<span class="operator">.</span>clear();
<span class="type"><a href="qurl.html">QUrl</a></span> url(ftpServerLineEdit<span class="operator">-</span><span class="operator">></span>text());
<span class="keyword">if</span> (<span class="operator">!</span>url<span class="operator">.</span>isValid() <span class="operator">|</span><span class="operator">|</span> url<span class="operator">.</span>scheme()<span class="operator">.</span>toLower() <span class="operator">!</span><span class="operator">=</span> QLatin1String(<span class="string">"ftp"</span>)) {
ftp<span class="operator">-</span><span class="operator">></span>connectToHost(ftpServerLineEdit<span class="operator">-</span><span class="operator">></span>text()<span class="operator">,</span> <span class="number">21</span>);
ftp<span class="operator">-</span><span class="operator">></span>login();
} <span class="keyword">else</span> {
ftp<span class="operator">-</span><span class="operator">></span>connectToHost(url<span class="operator">.</span>host()<span class="operator">,</span> url<span class="operator">.</span>port(<span class="number">21</span>));
<span class="keyword">if</span> (<span class="operator">!</span>url<span class="operator">.</span>userName()<span class="operator">.</span>isEmpty())
ftp<span class="operator">-</span><span class="operator">></span>login(<span class="type"><a href="qurl.html">QUrl</a></span><span class="operator">::</span>fromPercentEncoding(url<span class="operator">.</span>userName()<span class="operator">.</span>toLatin1())<span class="operator">,</span> url<span class="operator">.</span>password());
<span class="keyword">else</span>
ftp<span class="operator">-</span><span class="operator">></span>login();
<span class="keyword">if</span> (<span class="operator">!</span>url<span class="operator">.</span>path()<span class="operator">.</span>isEmpty())
ftp<span class="operator">-</span><span class="operator">></span>cd(url<span class="operator">.</span>path());
}
fileList<span class="operator">-</span><span class="operator">></span>setEnabled(<span class="keyword">true</span>);
connectButton<span class="operator">-</span><span class="operator">></span>setEnabled(<span class="keyword">false</span>);
connectButton<span class="operator">-</span><span class="operator">></span>setText(tr(<span class="string">"Disconnect"</span>));
statusLabel<span class="operator">-</span><span class="operator">></span>setText(tr(<span class="string">"Connecting to FTP server %1..."</span>)
<span class="operator">.</span>arg(ftpServerLineEdit<span class="operator">-</span><span class="operator">></span>text()));
}
<span class="type">void</span> FtpWindow<span class="operator">::</span>downloadFile()
{
<span class="type"><a href="qstring.html">QString</a></span> fileName <span class="operator">=</span> fileList<span class="operator">-</span><span class="operator">></span>currentItem()<span class="operator">-</span><span class="operator">></span>text(<span class="number">0</span>);
<span class="comment">//</span>
<span class="keyword">if</span> (<span class="type"><a href="qfile.html">QFile</a></span><span class="operator">::</span>exists(fileName)) {
<span class="type"><a href="qmessagebox.html">QMessageBox</a></span><span class="operator">::</span>information(<span class="keyword">this</span><span class="operator">,</span> tr(<span class="string">"FTP"</span>)<span class="operator">,</span>
tr(<span class="string">"There already exists a file called %1 in "</span>
<span class="string">"the current directory."</span>)
<span class="operator">.</span>arg(fileName));
<span class="keyword">return</span>;
}
file <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qfile.html">QFile</a></span>(fileName);
<span class="keyword">if</span> (<span class="operator">!</span>file<span class="operator">-</span><span class="operator">></span>open(<span class="type"><a href="qiodevice.html">QIODevice</a></span><span class="operator">::</span>WriteOnly)) {
<span class="type"><a href="qmessagebox.html">QMessageBox</a></span><span class="operator">::</span>information(<span class="keyword">this</span><span class="operator">,</span> tr(<span class="string">"FTP"</span>)<span class="operator">,</span>
tr(<span class="string">"Unable to save the file %1: %2."</span>)
<span class="operator">.</span>arg(fileName)<span class="operator">.</span>arg(file<span class="operator">-</span><span class="operator">></span>errorString()));
<span class="keyword">delete</span> file;
<span class="keyword">return</span>;
}
ftp<span class="operator">-</span><span class="operator">></span>get(fileList<span class="operator">-</span><span class="operator">></span>currentItem()<span class="operator">-</span><span class="operator">></span>text(<span class="number">0</span>)<span class="operator">,</span> file);
progressDialog<span class="operator">-</span><span class="operator">></span>setLabelText(tr(<span class="string">"Downloading %1..."</span>)<span class="operator">.</span>arg(fileName));
downloadButton<span class="operator">-</span><span class="operator">></span>setEnabled(<span class="keyword">false</span>);
progressDialog<span class="operator">-</span><span class="operator">></span>exec();
}
<span class="type">void</span> FtpWindow<span class="operator">::</span>cancelDownload()
{
ftp<span class="operator">-</span><span class="operator">></span>abort();
<span class="keyword">if</span> (file<span class="operator">-</span><span class="operator">></span>exists()) {
file<span class="operator">-</span><span class="operator">></span>close();
file<span class="operator">-</span><span class="operator">></span>remove();
}
<span class="keyword">delete</span> file;
}
<span class="type">void</span> FtpWindow<span class="operator">::</span>ftpCommandFinished(<span class="type">int</span><span class="operator">,</span> <span class="type">bool</span> error)
{
<span class="preprocessor">#ifndef QT_NO_CURSOR</span>
setCursor(<span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>ArrowCursor);
<span class="preprocessor">#endif</span>
<span class="keyword">if</span> (ftp<span class="operator">-</span><span class="operator">></span>currentCommand() <span class="operator">=</span><span class="operator">=</span> <span class="type"><a href="qftp.html">QFtp</a></span><span class="operator">::</span>ConnectToHost) {
<span class="keyword">if</span> (error) {
<span class="type"><a href="qmessagebox.html">QMessageBox</a></span><span class="operator">::</span>information(<span class="keyword">this</span><span class="operator">,</span> tr(<span class="string">"FTP"</span>)<span class="operator">,</span>
tr(<span class="string">"Unable to connect to the FTP server "</span>
<span class="string">"at %1. Please check that the host "</span>
<span class="string">"name is correct."</span>)
<span class="operator">.</span>arg(ftpServerLineEdit<span class="operator">-</span><span class="operator">></span>text()));
connectOrDisconnect();
<span class="keyword">return</span>;
}
statusLabel<span class="operator">-</span><span class="operator">></span>setText(tr(<span class="string">"Logged onto %1."</span>)
<span class="operator">.</span>arg(ftpServerLineEdit<span class="operator">-</span><span class="operator">></span>text()));
fileList<span class="operator">-</span><span class="operator">></span>setFocus();
downloadButton<span class="operator">-</span><span class="operator">></span>setDefault(<span class="keyword">true</span>);
connectButton<span class="operator">-</span><span class="operator">></span>setEnabled(<span class="keyword">true</span>);
<span class="keyword">return</span>;
}
<span class="keyword">if</span> (ftp<span class="operator">-</span><span class="operator">></span>currentCommand() <span class="operator">=</span><span class="operator">=</span> <span class="type"><a href="qftp.html">QFtp</a></span><span class="operator">::</span>Login)
ftp<span class="operator">-</span><span class="operator">></span>list();
<span class="keyword">if</span> (ftp<span class="operator">-</span><span class="operator">></span>currentCommand() <span class="operator">=</span><span class="operator">=</span> <span class="type"><a href="qftp.html">QFtp</a></span><span class="operator">::</span>Get) {
<span class="keyword">if</span> (error) {
statusLabel<span class="operator">-</span><span class="operator">></span>setText(tr(<span class="string">"Canceled download of %1."</span>)
<span class="operator">.</span>arg(file<span class="operator">-</span><span class="operator">></span>fileName()));
file<span class="operator">-</span><span class="operator">></span>close();
file<span class="operator">-</span><span class="operator">></span>remove();
} <span class="keyword">else</span> {
statusLabel<span class="operator">-</span><span class="operator">></span>setText(tr(<span class="string">"Downloaded %1 to current directory."</span>)
<span class="operator">.</span>arg(file<span class="operator">-</span><span class="operator">></span>fileName()));
file<span class="operator">-</span><span class="operator">></span>close();
}
<span class="keyword">delete</span> file;
enableDownloadButton();
progressDialog<span class="operator">-</span><span class="operator">></span>hide();
} <span class="keyword">else</span> <span class="keyword">if</span> (ftp<span class="operator">-</span><span class="operator">></span>currentCommand() <span class="operator">=</span><span class="operator">=</span> <span class="type"><a href="qftp.html">QFtp</a></span><span class="operator">::</span>List) {
<span class="keyword">if</span> (isDirectory<span class="operator">.</span>isEmpty()) {
fileList<span class="operator">-</span><span class="operator">></span>addTopLevelItem(<span class="keyword">new</span> <span class="type"><a href="qtreewidgetitem.html">QTreeWidgetItem</a></span>(<span class="type"><a href="qstringlist.html">QStringList</a></span>() <span class="operator"><</span><span class="operator"><</span> tr(<span class="string">"<empty>"</span>)));
fileList<span class="operator">-</span><span class="operator">></span>setEnabled(<span class="keyword">false</span>);
}
}
}
<span class="type">void</span> FtpWindow<span class="operator">::</span>addToList(<span class="keyword">const</span> <span class="type"><a href="qurlinfo.html">QUrlInfo</a></span> <span class="operator">&</span>urlInfo)
{
<span class="type"><a href="qtreewidgetitem.html">QTreeWidgetItem</a></span> <span class="operator">*</span>item <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qtreewidgetitem.html">QTreeWidgetItem</a></span>;
item<span class="operator">-</span><span class="operator">></span>setText(<span class="number">0</span><span class="operator">,</span> urlInfo<span class="operator">.</span>name());
item<span class="operator">-</span><span class="operator">></span>setText(<span class="number">1</span><span class="operator">,</span> <span class="type"><a href="qstring.html">QString</a></span><span class="operator">::</span>number(urlInfo<span class="operator">.</span>size()));
item<span class="operator">-</span><span class="operator">></span>setText(<span class="number">2</span><span class="operator">,</span> urlInfo<span class="operator">.</span>owner());
item<span class="operator">-</span><span class="operator">></span>setText(<span class="number">3</span><span class="operator">,</span> urlInfo<span class="operator">.</span>group());
item<span class="operator">-</span><span class="operator">></span>setText(<span class="number">4</span><span class="operator">,</span> urlInfo<span class="operator">.</span>lastModified()<span class="operator">.</span>toString(<span class="string">"MMM dd yyyy"</span>));
<span class="type"><a href="qpixmap.html">QPixmap</a></span> pixmap(urlInfo<span class="operator">.</span>isDir() <span class="operator">?</span> <span class="string">":/images/dir.png"</span> : <span class="string">":/images/file.png"</span>);
item<span class="operator">-</span><span class="operator">></span>setIcon(<span class="number">0</span><span class="operator">,</span> pixmap);
isDirectory<span class="operator">[</span>urlInfo<span class="operator">.</span>name()<span class="operator">]</span> <span class="operator">=</span> urlInfo<span class="operator">.</span>isDir();
fileList<span class="operator">-</span><span class="operator">></span>addTopLevelItem(item);
<span class="keyword">if</span> (<span class="operator">!</span>fileList<span class="operator">-</span><span class="operator">></span>currentItem()) {
fileList<span class="operator">-</span><span class="operator">></span>setCurrentItem(fileList<span class="operator">-</span><span class="operator">></span>topLevelItem(<span class="number">0</span>));
fileList<span class="operator">-</span><span class="operator">></span>setEnabled(<span class="keyword">true</span>);
}
}
<span class="type">void</span> FtpWindow<span class="operator">::</span>processItem(<span class="type"><a href="qtreewidgetitem.html">QTreeWidgetItem</a></span> <span class="operator">*</span>item<span class="operator">,</span> <span class="type">int</span> <span class="comment">/*column*/</span>)
{
<span class="type"><a href="qstring.html">QString</a></span> name <span class="operator">=</span> item<span class="operator">-</span><span class="operator">></span>text(<span class="number">0</span>);
<span class="keyword">if</span> (isDirectory<span class="operator">.</span>value(name)) {
fileList<span class="operator">-</span><span class="operator">></span>clear();
isDirectory<span class="operator">.</span>clear();
currentPath <span class="operator">+</span><span class="operator">=</span> <span class="char">'/'</span>;
currentPath <span class="operator">+</span><span class="operator">=</span> name;
ftp<span class="operator">-</span><span class="operator">></span>cd(name);
ftp<span class="operator">-</span><span class="operator">></span>list();
cdToParentButton<span class="operator">-</span><span class="operator">></span>setEnabled(<span class="keyword">true</span>);
<span class="preprocessor">#ifndef QT_NO_CURSOR</span>
setCursor(<span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>WaitCursor);
<span class="preprocessor">#endif</span>
<span class="keyword">return</span>;
}
}
<span class="type">void</span> FtpWindow<span class="operator">::</span>cdToParent()
{
<span class="preprocessor">#ifndef QT_NO_CURSOR</span>
setCursor(<span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>WaitCursor);
<span class="preprocessor">#endif</span>
fileList<span class="operator">-</span><span class="operator">></span>clear();
isDirectory<span class="operator">.</span>clear();
currentPath <span class="operator">=</span> currentPath<span class="operator">.</span>left(currentPath<span class="operator">.</span>lastIndexOf(<span class="char">'/'</span>));
<span class="keyword">if</span> (currentPath<span class="operator">.</span>isEmpty()) {
cdToParentButton<span class="operator">-</span><span class="operator">></span>setEnabled(<span class="keyword">false</span>);
ftp<span class="operator">-</span><span class="operator">></span>cd(<span class="string">"/"</span>);
} <span class="keyword">else</span> {
ftp<span class="operator">-</span><span class="operator">></span>cd(currentPath);
}
ftp<span class="operator">-</span><span class="operator">></span>list();
}
<span class="type">void</span> FtpWindow<span class="operator">::</span>updateDataTransferProgress(<span class="type"><a href="qtglobal.html#qint64-typedef">qint64</a></span> readBytes<span class="operator">,</span>
<span class="type"><a href="qtglobal.html#qint64-typedef">qint64</a></span> totalBytes)
{
progressDialog<span class="operator">-</span><span class="operator">></span>setMaximum(totalBytes);
progressDialog<span class="operator">-</span><span class="operator">></span>setValue(readBytes);
}
<span class="type">void</span> FtpWindow<span class="operator">::</span>enableDownloadButton()
{
<span class="type"><a href="qtreewidgetitem.html">QTreeWidgetItem</a></span> <span class="operator">*</span>current <span class="operator">=</span> fileList<span class="operator">-</span><span class="operator">></span>currentItem();
<span class="keyword">if</span> (current) {
<span class="type"><a href="qstring.html">QString</a></span> currentFile <span class="operator">=</span> current<span class="operator">-</span><span class="operator">></span>text(<span class="number">0</span>);
downloadButton<span class="operator">-</span><span class="operator">></span>setEnabled(<span class="operator">!</span>isDirectory<span class="operator">.</span>value(currentFile));
} <span class="keyword">else</span> {
downloadButton<span class="operator">-</span><span class="operator">></span>setEnabled(<span class="keyword">false</span>);
}
}
<span class="type">void</span> FtpWindow<span class="operator">::</span>enableConnectButton()
{
<span class="comment">// Save the used configuration</span>
<span class="type"><a href="qnetworkconfiguration.html">QNetworkConfiguration</a></span> config <span class="operator">=</span> networkSession<span class="operator">-</span><span class="operator">></span>configuration();
<span class="type"><a href="qstring.html">QString</a></span> id;
<span class="keyword">if</span> (config<span class="operator">.</span>type() <span class="operator">=</span><span class="operator">=</span> <span class="type"><a href="qnetworkconfiguration.html">QNetworkConfiguration</a></span><span class="operator">::</span>UserChoice)
id <span class="operator">=</span> networkSession<span class="operator">-</span><span class="operator">></span>sessionProperty(QLatin1String(<span class="string">"UserChoiceConfiguration"</span>))<span class="operator">.</span>toString();
<span class="keyword">else</span>
id <span class="operator">=</span> config<span class="operator">.</span>identifier();
<span class="type"><a href="qsettings.html">QSettings</a></span> settings(<span class="type"><a href="qsettings.html">QSettings</a></span><span class="operator">::</span>UserScope<span class="operator">,</span> QLatin1String(<span class="string">"Trolltech"</span>));
settings<span class="operator">.</span>beginGroup(QLatin1String(<span class="string">"QtNetwork"</span>));
settings<span class="operator">.</span>setValue(QLatin1String(<span class="string">"DefaultNetworkConfiguration"</span>)<span class="operator">,</span> id);
settings<span class="operator">.</span>endGroup();
connectButton<span class="operator">-</span><span class="operator">></span>setEnabled(<span class="keyword">true</span>);
statusLabel<span class="operator">-</span><span class="operator">></span>setText(tr(<span class="string">"Please enter the name of an FTP server."</span>));
}</pre>
</div>
<!-- @@@network/qftp/ftpwindow.cpp -->
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