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+
+/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
+
+/*
+    Rosegarden
+    A MIDI and audio sequencer and musical notation editor.
+
+    This program is Copyright 2000-2008
+        Guillaume Laurent   <[email protected]>,
+        Chris Cannam        <[email protected]>,
+        Richard Bown        <[email protected]>
+
+    The moral rights of Guillaume Laurent, Chris Cannam, and Richard
+    Bown to claim authorship of this work have been asserted.
+
+    Other copyrights also apply to some parts of this work.  Please
+    see the AUTHORS file and individual file headers for details.
+
+    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.  See the file
+    COPYING included with this distribution for more information.
+*/
+
+#ifndef _RG_ROSEGARDENAPPLICATION_H_
+#define _RG_ROSEGARDENAPPLICATION_H_
+
+#include <kuniqueapplication.h>
+#include <qcstring.h>
+#include <qstring.h>
+
+
+class QSessionManager;
+class KProcess;
+
+
+namespace Rosegarden
+{
+
+
+
+/**
+ * RosegardenApplication
+ *
+ * Handles RosegardenGUIApps perceived uniqueness for us.
+ *
+ */
+class RosegardenApplication : public KUniqueApplication
+{
+    Q_OBJECT
+public:
+    RosegardenApplication(): KUniqueApplication(), m_noSequencerMode(false) {}
+
+    /**
+     * Handle the attempt at creation of a new instance - 
+     * only accept new file names which we attempt to load
+     * into the existing instance (if it exists)
+     */
+    virtual int newInstance();
+
+    void refreshGUI(int maxTime);
+
+    bool isSequencerRegistered();
+    bool sequencerSend(QCString dcopCall, QByteArray params = Empty);
+    bool sequencerCall(QCString dcopCall, QCString& replyType,
+                       QByteArray& replyData, QByteArray params = Empty, bool useEventLoop = false);
+
+    static RosegardenApplication* rgApp();
+
+    static QByteArray Empty;
+
+    void setNoSequencerMode(bool m=true) { m_noSequencerMode = m; }
+    bool noSequencerMode() { return m_noSequencerMode; }
+
+    virtual void saveState(QSessionManager&);
+    
+signals:
+    // connect this to RosegardenGUIApp
+    void aboutToSaveState();
+    
+public slots:
+    void sfxLoadExited(KProcess *proc);
+    void slotSetStatusMessage(QString txt);
+
+protected:
+    //--------------- Data members ---------------------------------
+    
+    bool m_noSequencerMode;
+};
+
+#define rgapp RosegardenApplication::rgApp()
+
+
+}
+
+#endif