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https://git.lyx.org/repos/lyx.git
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aba488dea8
In Qt 4.2, QLocale::toString(QDate, ...) returns an invalid but not empty date when QDate is invalid. So, check whether QDate is valid before conversion. git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@28862 a592a061-630c-0410-9148-cb99ea01b6c8
149 lines
3.8 KiB
C++
149 lines
3.8 KiB
C++
/**
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* \file GuiAbout.cpp
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* This file is part of LyX, the document processor.
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* Licence details can be found in the file COPYING.
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*
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* \author Kalle Dalheimer
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*
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* Full author contact details are available in file CREDITS.
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*/
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#include <config.h>
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#include "GuiAbout.h"
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#include "qt_helpers.h"
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#include "version.h"
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#include "support/filetools.h"
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#include "support/gettext.h"
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#include "support/lstrings.h"
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#include "support/Package.h"
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#include <QDate>
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#include <QtCore>
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#include <QtGui>
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using namespace lyx::support;
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using lyx::support::package;
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using lyx::support::makeDisplayPath;
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namespace lyx {
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namespace frontend {
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static QDate release_date()
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{
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return QDate::fromString(QString(lyx_release_date), Qt::ISODate);
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}
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static QString credits()
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{
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QString res;
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QFile file(toqstr(package().system_support().absFilename()) + "/CREDITS");
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QTextStream out(&res);
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if (file.isReadable()) {
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out << qt_("ERROR: LyX wasn't able to read CREDITS file\n");
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out << qt_("Please install correctly to estimate the great\n");
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out << qt_("amount of work other people have done for the LyX project.");
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} else {
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file.open(QIODevice::ReadOnly);
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QTextStream ts(&file);
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ts.setCodec("UTF-8");
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QString line;
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do {
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line = ts.readLine();
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if (line.startsWith("@b"))
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out << "<b>" << line.mid(2) << "</b>";
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else if (line.startsWith("@i"))
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out << "<i>" << line.mid(2) << "</i>";
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else
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out << line;
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out << "<br>";
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} while (!line.isNull());
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}
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out.flush();
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return res;
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}
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static QString copyright()
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{
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QString release_year = release_date().toString("yyyy");
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docstring copy_message =
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bformat(_("LyX is Copyright (C) 1995 by Matthias Ettrich,\n1995--%1$s LyX Team"),
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qstring_to_ucs4(release_year));
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return toqstr(copy_message);
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}
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static QString license()
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{
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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.");
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}
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static QString disclaimer()
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{
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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.");
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}
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static QString version()
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{
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QString loc_release_date;
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QDate date = release_date();
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if (date.isValid()) {
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QLocale loc;
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loc_release_date = loc.toString(date, QLocale::LongFormat);
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} else {
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if (QString(lyx_release_date) == "not released yet")
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loc_release_date = qt_("not released yet");
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else
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loc_release_date = toqstr(lyx_release_date);
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}
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docstring version_date =
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bformat(_("LyX Version %1$s\n(%2$s)"),
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from_ascii(lyx_version),
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qstring_to_ucs4(loc_release_date))+"\n\n";
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QString res;
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QTextStream out(&res);
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out << toqstr(version_date);
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out << qt_("Library directory: ");
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out << toqstr(makeDisplayPath(package().system_support().absFilename()));
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out << "\n";
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out << qt_("User directory: ");
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out << toqstr(makeDisplayPath(package().user_support().absFilename()));
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return res;
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}
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GuiAbout::GuiAbout(GuiView & lv)
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: GuiDialog(lv, "aboutlyx", qt_("About LyX"))
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{
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setupUi(this);
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connect(closePB, SIGNAL(clicked()), this, SLOT(reject()));
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copyrightTB->setPlainText(copyright());
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copyrightTB->append(QString());
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copyrightTB->append(license());
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copyrightTB->append(QString());
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copyrightTB->append(disclaimer());
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versionLA->setText(version());
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creditsTB->setHtml(credits());
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}
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Dialog * createGuiAbout(GuiView & lv) { return new GuiAbout(lv); }
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} // namespace frontend
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} // namespace lyx
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#include "moc_GuiAbout.cpp"
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