1 files changed, 113 insertions, 0 deletions
diff --git a/vcl/inc/salsession.hxx b/vcl/inc/salsession.hxx
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+++ b/vcl/inc/salsession.hxx
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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#ifndef INCLUDED_VCL_INC_SALSESSION_HXX
+#define INCLUDED_VCL_INC_SALSESSION_HXX
+
+#include <vcl/dllapi.h>
+
+enum SalSessionEventType
+{
+    Interaction,
+    SaveRequest,
+    ShutdownCancel,
+    Quit
+};
+
+struct SalSessionEvent
+{
+    SalSessionEventType         m_eType;
+
+    SalSessionEvent( SalSessionEventType eType )
+            : m_eType( eType )
+    {}
+};
+
+struct SalSessionInteractionEvent : public SalSessionEvent
+{
+    bool                        m_bInteractionGranted;
+
+    SalSessionInteractionEvent( bool bGranted )
+            : SalSessionEvent( Interaction ),
+              m_bInteractionGranted( bGranted )
+    {}
+};
+
+struct SalSessionSaveRequestEvent : public SalSessionEvent
+{
+    bool                        m_bShutdown;
+
+    SalSessionSaveRequestEvent( bool bShutdown )
+            : SalSessionEvent( SaveRequest ),
+              m_bShutdown( bShutdown )
+    {}
+};
+
+struct SalSessionShutdownCancelEvent : public SalSessionEvent
+{
+    SalSessionShutdownCancelEvent()
+            : SalSessionEvent( ShutdownCancel )
+    {}
+};
+
+struct SalSessionQuitEvent : public SalSessionEvent
+{
+    SalSessionQuitEvent()
+            : SalSessionEvent( Quit )
+    {}
+};
+
+typedef void(*SessionProc)(void *pData, SalSessionEvent *pEvent);
+
+class VCL_PLUGIN_PUBLIC SalSession
+{
+    SessionProc         m_aProc;
+    void *              m_pProcData;
+public:
+    SalSession()
+        : m_aProc(nullptr)
+        , m_pProcData(nullptr)
+    {
+    }
+    virtual ~SalSession();
+
+    void SetCallback( SessionProc aCallback, void * pCallbackData )
+    {
+        m_aProc = aCallback;
+        m_pProcData = pCallbackData;
+    }
+    void CallCallback( SalSessionEvent* pEvent )
+    {
+        if( m_aProc )
+            m_aProc( m_pProcData, pEvent );
+    }
+
+    // query the session manager for a user interaction slot
+    virtual void queryInteraction() = 0;
+    // signal the session manager that we're done with user interaction
+    virtual void interactionDone() = 0;
+    // signal that we're done saving
+    virtual void saveDone() = 0;
+    // try to cancel the shutdown in progress
+    virtual bool cancelShutdown() = 0;
+};
+
+#endif // INCLUDED_VCL_INC_SALSESSION_HXX
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */