--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Utils/LogAppender.cpp	Thu Nov 27 18:40:28 2025 +0100
@@ -0,0 +1,114 @@
+//////////////////////////////////////////////////////////////////////////////
+/// \file   LogAppender.cpp
+/// \brief  Put Log message somewhere.
+/// \author JD Gascuel.
+/// \copyright (c) 2011-2016 JD Gascuel. All rights reserved.
+/// $Id$
+//////////////////////////////////////////////////////////////////////////////
+//
+// BSD 2-Clause License:
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions
+// are met:
+//
+// 1. Redistributions of source code must retain the above copyright notice,
+//    this list of conditions and the following disclaimer.
+//
+// 2. Redistributions in binary form must reproduce the above copyright notice,
+//    this list of conditions and the following disclaimer in the documentation
+//    and/or other materials provided with the distribution.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+// THE POSSIBILITY OF SUCH DAMAGE.
+//
+//////////////////////////////////////////////////////////////////////////////
+
+#include "Utils/LogAppender.h"
+
+#include <QDateTime>
+#include <QDir>
+#include <QSettings>
+
+//////////////////////////////////////////////////////////////////////////////
+/// List of all currently defined appenders
+/// NOTE: Use singleton to avoid messing-up with DLL on windows.
+
+QList<LogAppender *>& LogAppender::list()
+{
+    static QList<LogAppender *> appenderList;
+    return appenderList;
+}
+
+//////////////////////////////////////////////////////////////////////////////
+// Add new instance to the list.
+// TODO: Lock for threads-safe ?
+LogAppender::LogAppender(int, char *[])
+  : _minLevel(Log::LEVEL_INFO)
+{
+    //---- Manage list of all appenders.
+    list().push_back(this);
+}
+
+//////////////////////////////////////////////////////////////////////////////
+// Remove defunct instance from the list.
+// TODO: Lock for threads-safe ?
+LogAppender::~LogAppender() {
+    list().removeAll(this);
+}
+
+void LogAppender::setMinLevel(Log::Level level)
+{
+    _minLevel = level;
+    if( level < Log::minLevel )
+        Log::minLevel = level;
+}
+
+void LogAppender::setFormat(const char *format)
+{
+    _format = format;
+}
+
+QString LogAppender::format(const Log &log) const
+{
+    QString line = _format.isEmpty()
+            ? QString::fromUtf8(defaultFormat())
+            : QString::fromUtf8(_format);
+
+    line.replace("%d", QDate::currentDate().toString("yyyy/MM/dd").toLatin1());
+    line.replace("%t", QTime::currentTime().toString("hh:mm:ss.zzz").toLatin1());
+    line.replace("%o", (log.level == Log::LEVEL_TRACE  ) ? "TRACE  " :
+                       (log.level == Log::LEVEL_DEBUG  ) ? "DEBUG  " :
+                       (log.level == Log::LEVEL_INFO   ) ? "INFO   " :
+                       (log.level == Log::LEVEL_WARNING) ? "WARNING" :
+                       (log.level == Log::LEVEL_THROW  ) ? "THROW  " :
+                       (log.level == Log::LEVEL_ERROR  ) ? "ERROR  " : "-------");
+    line.replace("%l", QString::number(log.line).toLatin1());
+    line.replace("%f", log.file);
+    line.replace("%F", log.file.section('/', -1));
+    line.replace("%p", log.function);
+    line.replace("%m", log.message);
+
+    return line;
+}
+
+//////////////////////////////////////////////////////////////////////////////
+// Send to all instanciated appenders.
+// TODO: Lock for threads-safe ?
+void LogAppender::all(const Log& log)
+{
+    foreach(LogAppender* i, list())
+    {
+        if(  log.level >= i->_minLevel )
+            (*i)(log);
+    }
+}