1 files changed, 135 insertions, 0 deletions
diff --git a/binfilter/bf_svtools/source/misc/svt_asynclink.cxx b/binfilter/bf_svtools/source/misc/svt_asynclink.cxx
new file mode 100644
index 000000000000..884de6c05b97
--- /dev/null
+++ b/binfilter/bf_svtools/source/misc/svt_asynclink.cxx
@@ -0,0 +1,135 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*************************************************************************
+ *
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ * 
+ * Copyright 2000, 2010 Oracle and/or its affiliates.
+ *
+ * OpenOffice.org - a multi-platform office productivity suite
+ *
+ * This file is part of OpenOffice.org.
+ *
+ * OpenOffice.org is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License version 3
+ * only, as published by the Free Software Foundation.
+ *
+ * OpenOffice.org is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License version 3 for more details
+ * (a copy is included in the LICENSE file that accompanied this code).
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * version 3 along with OpenOffice.org.  If not, see
+ * <http://www.openoffice.org/license.html>
+ * for a copy of the LGPLv3 License.
+ *
+ ************************************************************************/
+
+#include <asynclink.hxx>
+#include <osl/mutex.hxx>
+#include <tools/debug.hxx>
+#include <vcl/timer.hxx>
+#include <vcl/svapp.hxx>
+
+//--------------------------------------------------------------------
+
+namespace binfilter
+{
+
+void AsynchronLink::CreateMutex()
+{
+    if( !_pMutex ) _pMutex = new osl::Mutex;
+}
+
+void AsynchronLink::Call( void* pObj, BOOL
+#ifdef DBG_UTIL
+bAllowDoubles
+#endif
+, BOOL bUseTimer )
+{
+#ifdef DBG_UTIL
+    if ( bUseTimer || !_bInCall )
+        DBG_WARNING( "Recursives Call. Eher ueber Timer. TLX Fragen" );
+#endif
+    if( _aLink.IsSet() )
+    {
+        _pArg = pObj;
+        DBG_ASSERT( bAllowDoubles ||
+                    ( !_nEventId && ( !_pTimer || !_pTimer->IsActive() ) ),
+                    "Schon ein Call unterwegs" );
+        if( _nEventId )
+        {
+            if( _pMutex ) _pMutex->acquire();
+            Application::RemoveUserEvent( _nEventId );
+            if( _pMutex ) _pMutex->release();
+        }
+        if( _pTimer )_pTimer->Stop();
+        if( bUseTimer )
+        {
+            if( !_pTimer )
+            {
+                _pTimer = new Timer;
+                _pTimer->SetTimeout( 0 );
+                _pTimer->SetTimeoutHdl( STATIC_LINK(
+                    this, AsynchronLink, HandleCall) );
+            }
+            _pTimer->Start();
+        }
+        else
+        {
+            if( _pMutex ) _pMutex->acquire();
+            Application::PostUserEvent( _nEventId, STATIC_LINK( this, AsynchronLink, HandleCall), 0 );
+            if( _pMutex ) _pMutex->release();
+        }
+    }
+}
+
+AsynchronLink::~AsynchronLink()
+{
+    if( _nEventId )
+    {
+        Application::RemoveUserEvent( _nEventId );
+    }
+    delete _pTimer;
+    if( _pDeleted ) *_pDeleted = TRUE;
+    delete _pMutex;
+}
+
+IMPL_STATIC_LINK( AsynchronLink, HandleCall, void*, EMPTYARG )
+{
+    if( pThis->_pMutex ) pThis->_pMutex->acquire();
+    pThis->_nEventId = 0;
+    if( pThis->_pMutex ) pThis->_pMutex->release();
+    pThis->Call_Impl( pThis->_pArg );
+    return 0;
+}
+
+void AsynchronLink::ClearPendingCall()
+{
+    if( _pMutex ) _pMutex->acquire();
+    if( _nEventId )
+    {
+        Application::RemoveUserEvent( _nEventId );
+        _nEventId = 0;
+    }
+    if( _pMutex ) _pMutex->release();
+    if( _pTimer ) _pTimer->Stop();
+}
+
+void AsynchronLink::Call_Impl( void* pArg )
+{
+    _bInCall = TRUE;
+    BOOL bDeleted = FALSE;
+    _pDeleted = &bDeleted;
+    _aLink.Call( pArg );
+    if( !bDeleted )
+    {
+        _bInCall = FALSE;
+        _pDeleted = 0;
+    }
+}
+
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */