aboutdialog.cpp

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00001 /*
00002 **  This file is part of Vidalia, and is subject to the license terms in the
00003 **  LICENSE file, found in the top level directory of this distribution. If you
00004 **  did not receive the LICENSE file with this file, you may obtain it from the
00005 **  Vidalia source package distributed by the Vidalia Project at
00006 **  http://www.vidalia-project.net/. No part of Vidalia, including this file,
00007 **  may be copied, modified, propagated, or distributed except according to the
00008 **  terms described in the LICENSE file.
00009 */
00010 
00011 /*
00012 ** \file aboutdialog.cpp
00013 ** \version $Id: aboutdialog.cpp 2983 2008-08-17 05:59:43Z edmanm $
00014 ** \brief Displays information about Vidalia, Tor, and Qt
00015 */
00016 
00017 #include <QFile>
00018 #include <vidalia.h>
00019 #include "aboutdialog.h"
00020 
00021 
00022 /** Default Constructor **/
00023 AboutDialog::AboutDialog(QWidget *parent, Qt::WFlags flags)
00024 : VidaliaWindow("AboutDialog", parent, flags)
00025 {
00026   ui.setupUi(this);
00027 
00028   /* Pressing 'Esc' or 'Ctrl+W' will close the window */
00029   setShortcut("Esc", SLOT(close()));
00030   setShortcut("Ctrl+W", SLOT(close()));
00031 
00032   /* Save the TorControl object to use later */
00033   _torControl = Vidalia::torControl();
00034 
00035   /* Get Vidalia's version number */
00036   ui.lblVidaliaVersion->setText(Vidalia::version());
00037 
00038   /* Get Qt's version number */
00039   ui.lblQtVersion->setText(QT_VERSION_STR);
00040 
00041   /* Load the brief licensing information and hide it initally */
00042   loadLicense();
00043 }
00044 
00045 /** Loads the license information */
00046 void
00047 AboutDialog::loadLicense()
00048 {
00049   QFile licenseFile(":/docs/short_license.txt");
00050   licenseFile.open(QFile::ReadOnly);
00051   ui.txtLicense->setPlainText(licenseFile.readAll());
00052   licenseFile.close();
00053 }
00054 
00055 /** Displays the About dialog window **/
00056 void
00057 AboutDialog::showWindow()
00058 {
00059   /* Access the TorControl object to retrieve version */
00060   if (_torControl->isRunning()) {
00061     QString version = _torControl->getTorVersionString();
00062     if (version.isEmpty()) {
00063       version = tr("<Unavailable>");
00064     }
00065     ui.lblTorVersion->setText(version);
00066   } else {
00067     ui.lblTorVersion->setText(tr("<Not Running>"));
00068   }
00069   VidaliaWindow::showWindow();
00070 }
00071 

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