src/frontends/qt4/GuiAbout.cpp

   1 /**
   2  * \file GuiAbout.cpp
   3  * This file is part of LyX, the document processor.
   4  * Licence details can be found in the file COPYING.
   5  *
   6  * \author Kalle Dalheimer
   7  *
   8  * Full author contact details are available in file CREDITS.
   9  */
  10
  11 #include <config.h>
  12
  13 #include "GuiAbout.h"
  14
  15 #include "ui_AboutUi.h"
  16
  17 #include "qt_helpers.h"
  18 #include "version.h"
  19
  20 #include "support/filetools.h"
  21 #include "support/gettext.h"
  22 #include "support/lstrings.h"
  23 #include "support/Package.h"
  24
  25 #include <QDate>
  26 #include <QTextStream>
  27
  28 using namespace lyx::support;
  29 using lyx::support::package;
  30 using lyx::support::makeDisplayPath;
  31
  32
  33 namespace lyx {
  34 namespace frontend {
  35
  36
  37 static QDate release_date()
  38 {
  39         return QDate::fromString(QString(lyx_release_date), Qt::ISODate);
  40 }
  41
  42
  43 static QString credits()
  44 {
  45         QString res;
  46         QFile file(toqstr(package().system_support().absFileName()) + "/CREDITS");
  47         QTextStream out(&res);
  48
  49         if (file.isReadable()) {
  50                 out << qt_("ERROR: LyX wasn't able to read CREDITS file\n");
  51                 out << qt_("Please install correctly to estimate the great\n");
  52                 out << qt_("amount of work other people have done for the LyX project.");
  53         } else {
  54                 file.open(QIODevice::ReadOnly);
  55                 QTextStream ts(&file);
  56                 ts.setCodec("UTF-8");
  57                 QString line;
  58                 do {
  59                         line = ts.readLine();
  60                         if (line.startsWith("@b"))
  61                                 out << "<b>" << line.mid(2) << "</b>";
  62                         else if (line.startsWith("@i")) {
  63                                 if (line.startsWith("@iE-mail")) {
  64                                         // unmask email
  65                                         line.replace(QString(" () "), QString("@"));
  66                                         line.replace(QString(" ! "), QString("."));
  67                                 }
  68                                 out << "<i>" << line.mid(2) << "</i>";
  69                         } else
  70                                 out << line;
  71                         out << "<br>";
  72                 } while (!line.isNull());
  73         }
  74         out.flush();
  75         return res;
  76 }
  77
  78
  79 static QString copyright()
  80 {
  81         QString release_year = release_date().toString("yyyy");
  82         docstring copy_message =
  83                 bformat(_("LyX is Copyright (C) 1995 by Matthias Ettrich,\n1995--%1$s LyX Team"),
  84                         qstring_to_ucs4(release_year));
  85         return toqstr(copy_message);
  86 }
  87
  88
  89 static QString license()
  90 {
  91         return qt_("This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.");
  92 }
  93
  94
  95 static QString disclaimer()
  96 {
  97         return qt_("LyX is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.\nSee the GNU General Public License for more details.\nYou should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.");
  98 }
  99
 100
 101 static QString version()
 102 {
 103         QString loc_release_date;
 104         QDate date = release_date();
 105         if (date.isValid()) {
 106                 QLocale loc;
 107                 loc_release_date = loc.toString(date, QLocale::LongFormat);
 108         } else {
 109                 if (QString(lyx_release_date) == "not released yet")
 110                         loc_release_date = qt_("not released yet");
 111                 else
 112                         loc_release_date = toqstr(lyx_release_date);
 113         }
 114         docstring version_date =
 115                 bformat(_("LyX Version %1$s\n(%2$s)"),
 116                         from_ascii(lyx_version),
 117                         qstring_to_ucs4(loc_release_date))+"\n\n";
 118         QString res;
 119         QTextStream out(&res);
 120         out << toqstr(version_date);
 121         out << qt_("Library directory: ");
 122         out << toqstr(makeDisplayPath(package().system_support().absFileName()));
 123         out << "\n";
 124         out << qt_("User directory: ");
 125         out << toqstr(makeDisplayPath(package().user_support().absFileName()));
 126 #ifdef DEVEL_VERSION
 127         out << "\n";
 128         out << toqstr(bformat(_("Qt Version (run-time): %1$s"), from_ascii(qVersion()))) << "\n";
 129         out << toqstr(bformat(_("Qt Version (compile-time): %1$s"), from_ascii(QT_VERSION_STR))) << "\n";
 130 #endif
 131         return res;
 132 }
 133
 134 static QString buildinfo()
 135 {
 136         QString res;
 137         QTextStream out(&res);
 138         out << "LyX " << lyx_version
 139                 << " (" << lyx_release_date << ")" << endl;
 140         out << toqstr(bformat(_("Built on %1$s[[date]], %2$s[[time]]"),
 141                 from_ascii(__DATE__), from_ascii(__TIME__))) << endl;
 142
 143         out << lyx_version_info << endl;
 144         return res;
 145 }
 146
 147
 148 struct GuiAbout::Private
 149 {
 150         Ui::AboutUi ui;
 151 };
 152
 153
 154 GuiAbout::GuiAbout(GuiView & lv)
 155         : DialogView(lv, "aboutlyx", qt_("About LyX")),
 156         d(new GuiAbout::Private)
 157 {
 158         d->ui.setupUi(this);
 159
 160         d->ui.copyrightTB->setPlainText(copyright());
 161         d->ui.copyrightTB->append(QString());
 162         d->ui.copyrightTB->append(license());
 163         d->ui.copyrightTB->append(QString());
 164         d->ui.copyrightTB->append(disclaimer());
 165
 166         d->ui.versionLA->setText(version());
 167         d->ui.buildinfoTB->setText(buildinfo());
 168         d->ui.creditsTB->setHtml(credits());
 169 }
 170
 171
 172 void GuiAbout::on_closePB_clicked()
 173 {
 174         close();
 175 }
 176
 177
 178 Dialog * createGuiAbout(GuiView & lv) { return new GuiAbout(lv); }
 179
 180
 181 } // namespace frontend
 182 } // namespace lyx
 183
 184 #include "moc_GuiAbout.cpp"