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 <QFile>
  27 #include <QTextStream>
  28
  29 using namespace lyx::support;
  30 using lyx::support::package;
  31 using lyx::support::makeDisplayPath;
  32
  33
  34 namespace lyx {
  35 namespace frontend {
  36
  37
  38 static QDate release_date()
  39 {
  40         return QDate::fromString(QString(lyx_release_date), Qt::ISODate);
  41 }
  42
  43
  44 static QString credits()
  45 {
  46         QString res;
  47         QFile file(toqstr(package().system_support().absFileName()) + "/CREDITS");
  48         QTextStream out(&res);
  49
  50         if (!file.exists()) {
  51                 out << qt_("ERROR: LyX wasn't able to find the CREDITS file\n");
  52                 out << qt_("Please install correctly to estimate the great\n");
  53                 out << qt_("amount of work other people have done for the LyX project.");
  54         } else {
  55                 file.open(QIODevice::ReadOnly);
  56                 if (!file.isReadable()) {
  57                         out << qt_("ERROR: LyX wasn't able to read the CREDITS file\n");
  58                         out << qt_("Please install correctly to estimate the great\n");
  59                         out << qt_("amount of work other people have done for the LyX project.");
  60                 } else {
  61                         QTextStream ts(&file);
  62                         ts.setCodec("UTF-8");
  63                         QString line;
  64                         do {
  65                                 line = ts.readLine();
  66                                 if (line.startsWith("@b"))
  67                                         out << "<b>" << line.mid(2) << "</b>";
  68                                 else if (line.startsWith("@i")) {
  69                                         if (line.startsWith("@iE-mail")) {
  70                                                 // unmask email
  71                                                 line.replace(QString(" () "), QString("@"));
  72                                                 line.replace(QString(" ! "), QString("."));
  73                                         }
  74                                         out << "<i>" << line.mid(2) << "</i>";
  75                                 } else
  76                                         out << line;
  77                                 out << "<br>";
  78                         } while (!line.isNull());
  79                 }
  80         }
  81         out.flush();
  82         return res;
  83 }
  84
  85
  86 static QString copyright()
  87 {
  88         QString release_year = release_date().toString("yyyy");
  89         docstring copy_message =
  90                 bformat(_("LyX is Copyright (C) 1995 by Matthias Ettrich,\n1995--%1$s LyX Team"),
  91                         qstring_to_ucs4(release_year));
  92         return toqstr(copy_message);
  93 }
  94
  95
  96 static QString license()
  97 {
  98         return qt_("This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.");
  99 }
 100
 101
 102 static QString disclaimer()
 103 {
 104         return qt_("LyX is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.\nSee the GNU General Public License for more details.\nYou should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.");
 105 }
 106
 107
 108 static QString version()
 109 {
 110         QString loc_release_date;
 111         QDate date = release_date();
 112         if (date.isValid()) {
 113                 QLocale loc;
 114                 loc_release_date = loc.toString(date, QLocale::LongFormat);
 115         } else {
 116                 if (QString(lyx_release_date) == "not released yet")
 117                         loc_release_date = qt_("not released yet");
 118                 else
 119                         loc_release_date = toqstr(lyx_release_date);
 120         }
 121         docstring version_date =
 122                 bformat(_("LyX Version %1$s\n(%2$s)"),
 123                         from_ascii(lyx_version),
 124                         qstring_to_ucs4(loc_release_date))+"\n";
 125         if (std::string(lyx_git_commit_hash) != "none")
 126                 version_date += _("Built from git commit hash ")
 127                         + from_utf8(lyx_git_commit_hash).substr(0,8);
 128         version_date += "\n";
 129
 130         QString res;
 131         QTextStream out(&res);
 132         out << toqstr(version_date);
 133         out << qt_("Library directory: ");
 134         out << toqstr(makeDisplayPath(package().system_support().absFileName()));
 135         out << "\n";
 136         out << qt_("User directory: ");
 137         out << toqstr(makeDisplayPath(package().user_support().absFileName()));
 138         if (std::string(lyx_git_commit_hash) != "none") {
 139                 out << "\n";
 140                 out << toqstr(bformat(_("Qt Version (run-time): %1$s"), from_ascii(qVersion()))) << "\n";
 141                 out << toqstr(bformat(_("Qt Version (compile-time): %1$s"), from_ascii(QT_VERSION_STR))) << "\n";
 142         }
 143         return res;
 144 }
 145
 146 static QString buildinfo()
 147 {
 148         QString res;
 149         QTextStream out(&res);
 150         out << "LyX " << lyx_version
 151                 << " (" << lyx_release_date << ")" << endl;
 152         if (std::string(lyx_git_commit_hash) != "none")
 153                 out << qt_("  Git commit hash ")
 154                     << QString(lyx_git_commit_hash).left(8) << endl;
 155
 156         out << lyx_version_info << endl;
 157         return res;
 158 }
 159
 160
 161 struct GuiAbout::Private
 162 {
 163         Ui::AboutUi ui;
 164 };
 165
 166
 167 GuiAbout::GuiAbout(GuiView & lv)
 168         : DialogView(lv, "aboutlyx", qt_("About LyX")),
 169         d(new GuiAbout::Private)
 170 {
 171         d->ui.setupUi(this);
 172
 173         d->ui.copyrightTB->setPlainText(copyright());
 174         d->ui.copyrightTB->append(QString());
 175         d->ui.copyrightTB->append(license());
 176         d->ui.copyrightTB->append(QString());
 177         d->ui.copyrightTB->append(disclaimer());
 178
 179         d->ui.versionLA->setText(version());
 180         d->ui.buildinfoTB->setText(buildinfo());
 181         d->ui.creditsTB->setHtml(credits());
 182 }
 183
 184
 185 void GuiAbout::on_closePB_clicked()
 186 {
 187         close();
 188 }
 189
 190
 191 Dialog * createGuiAbout(GuiView & lv) { return new GuiAbout(lv); }
 192
 193
 194 } // namespace frontend
 195 } // namespace lyx
 196
 197 #include "moc_GuiAbout.cpp"