Show information about GnuPG and libgcrypt in about dialog

GnuPG-bug-id: 5652

CMakeLists.txt

@@ -30,7 +30,7 @@ option(DISABLE_KWATCHGNUPG "Don't build the kwatchgnupg tool [default=OFF]" OFF)
 # Standalone build. Find / include everything necessary.
 set(KF5_MIN_VERSION "5.87.0")
 set(KMIME_VERSION "5.18.40")
-set(LIBKLEO_VERSION "5.18.40")
+set(LIBKLEO_VERSION "5.18.41")
 set(QT_REQUIRED_VERSION "5.15.2")
 set(GPGME_REQUIRED_VERSION "1.13.1")
 set(BOOST_REQUIRED_VERSION "1.58")

src/aboutdata.cpp

@@ -78,7 +78,7 @@ AboutData::AboutData()
                  KAboutLicense::GPL,
                  i18n("(c) 2002 Steffen\u00A0Hansen, Matthias\u00A0Kalle\u00A0" "Dalheimer, Klar\u00E4lvdalens\u00A0" "Datakonsult\u00A0" "AB\n"
                       "(c) 2004, 2007, 2008, 2009 Marc\u00A0Mutz, Klar\u00E4lvdalens\u00A0" "Datakonsult\u00A0" "AB") +
-                 QLatin1Char('\n') + i18n("(c) 2010-2020 The Kleopatra developers, g10 Code GmbH, Intevation GmbH")
+                 QLatin1Char('\n') + i18n("(c) 2010-2021 The Kleopatra developers, g10 Code GmbH, Intevation GmbH")
 #ifdef Q_OS_WIN
                  , Kleo::gpg4winLongDescription()
 #endif
@@ -95,6 +95,15 @@ AboutData::AboutData()
                   QLatin1String(credits[i].email), QLatin1String(credits[i].web));
     }
 
+    const auto backendVersions = Kleo::backendVersionInfo();
+    if (!backendVersions.empty()) {
+        setOtherText(i18nc("Preceeds a list of applications/libraries used by Kleopatra",
+                           "Uses:") +
+                     QLatin1String{"<ul><li>"} +
+                     backendVersions.join(QLatin1String{"</li><li>"}) +
+                     QLatin1String{"</li></ul>"} +
+                     otherText());
+    }
 #ifdef Q_OS_WIN
     setBugAddress("https://dev.gnupg.org/u/rgpg4win");
 #endif