lyx_mirror/src/frontends/qt/GuiAbout.cpp
Jean-Marc Lasgouttes 263da2fa20 Remove use of QRegExp
QRegexp has been replaced with QRegularExpression in Qt5. Now that we
have dropped support for Qt4, there is no need for keeping it around.
2023-03-03 10:49:32 +01:00

381 lines
9.3 KiB
C++

/**
* \file GuiAbout.cpp
* This file is part of LyX, the document processor.
* Licence details can be found in the file COPYING.
*
* \author Kalle Dalheimer
*
* Full author contact details are available in file CREDITS.
*/
#include <config.h>
#include "GuiAbout.h"
#include "GuiApplication.h"
#include "ui_AboutUi.h"
#include "qt_helpers.h"
#include "version.h"
#include "support/filetools.h"
#include "support/gettext.h"
#include "support/lstrings.h"
#include "support/Package.h"
#include <QClipboard>
#include <QDate>
#include <QFile>
#include <QTextStream>
using namespace lyx::support;
using lyx::support::package;
using lyx::support::makeDisplayPath;
namespace lyx {
namespace frontend {
static QDate release_date()
{
return QDate::fromString(QString(lyx_release_date), Qt::ISODate);
}
static QString credits()
{
QString res;
QFile file(toqstr(package().system_support().absFileName()) + "/CREDITS");
QTextStream out(&res);
if (!file.exists()) {
out << qt_("ERROR: LyX wasn't able to find the CREDITS file\n");
out << qt_("Please install correctly to estimate the great\namount of work other people have done for the LyX project.");
} else {
file.open(QIODevice::ReadOnly);
if (!file.isReadable()) {
out << qt_("ERROR: LyX wasn't able to read the CREDITS file\n");
out << qt_("Please install correctly to estimate the great\namount of work other people have done for the LyX project.");
} else {
QTextStream ts(&file);
#if QT_VERSION < 0x060000
ts.setCodec("UTF-8");
#endif
QString line;
do {
line = ts.readLine();
if (line.startsWith("#"))
continue;
if (line.startsWith("@b"))
out << "<b>" << line.mid(2) << "</b>";
else if (line.startsWith("@i")) {
if (line.startsWith("@iE-mail")) {
// unmask email
line.replace(QString(" () "), QString("@"));
line.replace(QString(" ! "), QString("."));
}
out << "<i>" << line.mid(2) << "</i>";
} else
out << line;
out << "<br>";
} while (!line.isNull());
}
}
out.flush();
return res;
}
static QString release_notes()
{
QString res;
QFile file(toqstr(package().system_support().absFileName()) + "/RELEASE-NOTES");
QTextStream out(&res);
if (!file.exists()) {
out << qt_("ERROR: LyX wasn't able to find the RELEASE-NOTES file\n");
out << qt_("Please install correctly to see what has changed\nfor this version of LyX.");
} else {
file.open(QIODevice::ReadOnly);
if (!file.isReadable()) {
out << qt_("ERROR: LyX wasn't able to read the RELEASE-NOTES file\n");
out << qt_("Please install correctly to see what has changed\nfor this version of LyX.");
} else {
QTextStream ts(&file);
#if QT_VERSION < 0x060000
ts.setCodec("UTF-8");
#endif
QString line;
bool incomment = false;
bool inlist = false;
do {
// a simple markdown parser
line = ts.readLine();
// skipe empty lines
if (line.isEmpty())
continue;
// parse (:comments:)
if (line.startsWith("(:")) {
if (!line.endsWith(":)"))
incomment = true;
continue;
} if (line.endsWith(":)") && incomment) {
incomment = false;
continue;
} if (incomment)
continue;
// detect links to the tracker
line.replace(QRegularExpression("(bug )(\\#)(\\d+)*"),
"<a href=\"http://www.lyx.org/trac/ticket/\\3\">\\1\\3</a>");
// headings
if (line.startsWith("!!!")) {
if (inlist) {
out << "</li>";
out << "</ul><br>";
inlist = false;
}
out << "<h4>" << line.mid(3) << "</h4>";
}
else if (line.startsWith("!!")) {
if (inlist) {
out << "</li>";
out << "</ul><br>";
inlist = false;
}
out << "<h3>" << line.mid(2) << "</h3>";
} else if (line.startsWith("!")) {
if (inlist) {
out << "</li>";
out << "</ul><br>";
inlist = false;
}
out << "<h2>" << line.mid(1) << "</h2>";
// lists
} else if (line.startsWith("* ")) {
if (inlist)
out << "</li>";
else
out << "<ul>";
inlist = true;
out << "<li>" << line.mid(2);
} else if (inlist && line.startsWith(" ")) {
out << line.mid(2);
} else if (inlist) {
inlist = false;
out << "</li>";
out << "</ul><br>";
out << line;
} else
out << line;
out << " ";
} while (!line.isNull());
}
}
out.flush();
return res;
}
static QString copyright()
{
QString release_year = release_date().toString("yyyy");
docstring copy_message =
bformat(_("LyX is Copyright (C) 1995 by Matthias Ettrich,\n1995--%1$s LyX Team"),
qstring_to_ucs4(release_year));
return toqstr(copy_message);
}
static QString license()
{
return qt_("This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.");
}
static QString disclaimer()
{
return qt_("LyX is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.\nSee the GNU General Public License for more details.\nYou should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.");
}
static QString buildinfo()
{
QString res;
QTextStream out(&res);
out << "LyX " << lyx_version
<< " (" << lyx_release_date << ")"
#if (QT_VERSION >= QT_VERSION_CHECK(5, 15, 0))
<< Qt::endl;
#else
<< endl;
#endif
if (std::string(lyx_git_commit_hash) != "none")
out << qt_(" Git commit hash ")
<< QString(lyx_git_commit_hash).left(8)
#if (QT_VERSION >= QT_VERSION_CHECK(5, 15, 0))
<< Qt::endl;
#else
<< endl;
#endif
out << lyx_version_info
#if (QT_VERSION >= QT_VERSION_CHECK(5, 15, 0))
<< Qt::endl;
#else
<< endl;
#endif
return res;
}
static QString dirLibrary()
{
return toqstr(makeDisplayPath(package().system_support().absFileName()));
}
static QString dirUser()
{
return toqstr(makeDisplayPath(package().user_support().absFileName()));
}
static QString version(bool const plain = false)
{
QString loc_release_date;
QDate date = release_date();
if (date.isValid()) {
QLocale loc;
loc_release_date = loc.toString(date, QLocale::LongFormat);
} else {
if (QString(lyx_release_date) == "not released yet")
loc_release_date = qt_("not released yet");
else
loc_release_date = toqstr(lyx_release_date);
}
docstring version_date =
bformat(_("Version %1$s\n(%2$s)"),
from_ascii(lyx_version),
qstring_to_ucs4(loc_release_date))+"\n";
if (std::string(lyx_git_commit_hash) != "none") {
if (plain)
version_date += '\n';
else
version_date += from_ascii("</p><p>");
version_date += _("Built from git commit hash ")
+ from_utf8(lyx_git_commit_hash).substr(0,8);
}
QString res;
QTextStream out(&res);
if (!plain)
out << toqstr("<html><head/><body><p><span style=\" font-weight:600;\">");
out << toqstr(version_date);
if (plain)
out << '\n';
else
out << "</span></p><p>";
out << toqstr(bformat(_("Qt Version (run-time): %1$s on platform %2$s"), from_ascii(qVersion()), qstring_to_ucs4(guiApp->platformName())));
if (plain)
out << '\n';
else
out << "</p><p>";
out << toqstr(bformat(_("Qt Version (compile-time): %1$s"), from_ascii(QT_VERSION_STR)));
if (plain)
out << '\n';
else
out << "</p><p>";
#if (QT_VERSION >= QT_VERSION_CHECK(5, 4, 0))
out << toqstr(bformat(_("OS Version (run-time): %1$s"),
qstring_to_ucs4(QSysInfo::prettyProductName())));
if (plain)
out << '\n';
else
out << "</p><p>";
#endif
out << toqstr(bformat(_("Python detected: %1$s"), from_utf8(os::python())));
if (!plain)
out << toqstr("</p></body></html>");
return res;
}
struct GuiAbout::Private
{
Ui::AboutUi ui;
};
void GuiAbout::on_showDirLibraryPB_clicked()
{
showDirectory(package().system_support());
}
void GuiAbout::on_showDirUserPB_clicked()
{
showDirectory(package().user_support());
}
void GuiAbout::on_versionCopyPB_clicked()
{
qApp->clipboard()->setText(version(true));
}
GuiAbout::GuiAbout(GuiView & lv)
: DialogView(lv, "aboutlyx", qt_("About LyX")),
d(new GuiAbout::Private)
{
d->ui.setupUi(this);
d->ui.copyrightTB->setPlainText(copyright());
d->ui.copyrightTB->append(QString());
d->ui.copyrightTB->append(license());
d->ui.copyrightTB->append(QString());
d->ui.copyrightTB->append(disclaimer());
d->ui.versionLA->setText(version());
QPixmap icon = getPixmap("images/", "lyx", "svg,png");
int const iconsize = d->ui.versionLA->height() * 1.5;
d->ui.iconLA->setPixmap(icon.scaled(iconsize, iconsize,
Qt::IgnoreAspectRatio,
Qt::SmoothTransformation));
d->ui.iconLA->setFixedWidth(iconsize);
d->ui.dirLibraryLA->setText(dirLibrary());
d->ui.dirLibraryLA->adjustSize();
d->ui.dirUserLA->setText(dirUser());
d->ui.dirUserLA->adjustSize();
d->ui.buildinfoTB->setText(buildinfo());
d->ui.releasenotesTB->setHtml(release_notes());
d->ui.releasenotesTB->setOpenExternalLinks(true);
d->ui.creditsTB->setHtml(credits());
d->ui.tab->setUsesScrollButtons(false);
// fix height to minimum
// setFixedHeight(sizeHint().height());
}
GuiAbout::~GuiAbout()
{
delete d;
}
void GuiAbout::on_buttonBox_rejected()
{
close();
}
} // namespace frontend
} // namespace lyx
#include "moc_GuiAbout.cpp"