refs #432 Originator aware utility class

src/blackmisc/originatoraware.cpp

@@ -0,0 +1,35 @@
+/* Copyright (C) 2015
+ * swift Project Community / Contributors
+ *
+ * This file is part of swift project. It is subject to the license terms in the LICENSE file found in the top-level
+ * directory of this distribution and at http://www.swift-project.org/license.html. No part of swift project,
+ * including this file, may be copied, modified, propagated, or distributed except according to the terms
+ * contained in the LICENSE file.
+ */
+
+#include "originatoraware.h"
+
+namespace BlackMisc
+{
+    COriginator COriginatorAware::getCurrentTimestampOriginator() const
+    {
+        COriginator o(m_originator);
+        o.setCurrentUtcTime();
+        return o;
+    }
+
+    COriginatorAware::COriginatorAware(QObject *object) : m_originator(object->objectName())
+    {
+        // if the object name changes we update our origiginator
+        this->m_originatorConnection = QObject::connect(object, &QObject::objectNameChanged, [this, object]()
+        {
+            this->m_originator = COriginator(object->objectName());
+        });
+    }
+
+    COriginatorAware::~COriginatorAware()
+    {
+        QObject::disconnect(m_originatorConnection);
+    }
+
+} // ns

src/blackmisc/originatoraware.h

@@ -0,0 +1,51 @@
+/* Copyright (C) 2015
+ * swift Project Community / Contributors
+ *
+ * This file is part of swift project. It is subject to the license terms in the LICENSE file found in the top-level
+ * directory of this distribution and at http://www.swift-project.org/license.html. No part of swift project,
+ * including this file, may be copied, modified, propagated, or distributed except according to the terms
+ * contained in the LICENSE file.
+ */
+
+#ifndef BLACKMISC_ORIGINATORAWARE_H
+#define BLACKMISC_ORIGINATORAWARE_H
+
+//! \file
+
+#include "blackmiscexport.h"
+#include "originator.h"
+#include <QObject>
+
+namespace BlackMisc
+{
+    //! Value object encapsulating information about the originiator
+    class BLACKMISC_EXPORT COriginatorAware
+    {
+    public:
+        //! Get originator
+        const COriginator &originator() const { return m_originator; }
+
+        //! Originator with current timestamp
+        COriginator getCurrentTimestampOriginator() const;
+
+        //! My originator?
+        bool isMyOriginator(const COriginator &otherOriginator) { return m_originator == otherOriginator; }
+
+    protected:
+        //! Use literal based originator name
+        COriginatorAware(const QString &originatorName) : m_originator(originatorName) {}
+
+        //! Connect with QObject providing then name
+        COriginatorAware(QObject *nameProvider);
+
+        //! Destructor
+        ~COriginatorAware();
+
+    private:
+        COriginator m_originator;
+        QMetaObject::Connection m_originatorConnection;
+
+    };
+} // namespace
+
+#endif // guard