Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 133 insertions, 0 deletions

diff --git a/sc/source/core/tool/addinlis.cxx b/sc/source/core/tool/addinlis.cxx
new file mode 100644
index 000000000..56d178eb6
--- /dev/null
+++ b/sc/source/core/tool/addinlis.cxx
@@ -0,0 +1,133 @@
+/* -*- 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 .
+ */
+
+#include <sfx2/objsh.hxx>
+#include <vcl/svapp.hxx>
+
+#include <addinlis.hxx>
+#include <miscuno.hxx>
+#include <document.hxx>
+#include <brdcst.hxx>
+
+#include <com/sun/star/sheet/XVolatileResult.hpp>
+
+using namespace com::sun::star;
+
+SC_SIMPLE_SERVICE_INFO( ScAddInListener, "ScAddInListener", "stardiv.one.sheet.AddInListener" )
+
+::std::vector<rtl::Reference<ScAddInListener>> ScAddInListener::aAllListeners;
+
+ScAddInListener* ScAddInListener::CreateListener(
+                        const uno::Reference<sheet::XVolatileResult>& xVR, ScDocument* pDoc )
+{
+    rtl::Reference<ScAddInListener> xNew = new ScAddInListener( xVR, pDoc );
+
+    aAllListeners.push_back( xNew );
+
+    if ( xVR.is() )
+        xVR->addResultListener( xNew ); // after at least 1 ref exists!
+
+    return xNew.get();
+}
+
+ScAddInListener::ScAddInListener( uno::Reference<sheet::XVolatileResult> const & xVR, ScDocument* pDoc ) :
+    xVolRes( xVR ),
+    pDocs( new ScAddInDocs )
+{
+    pDocs->insert( pDoc );
+}
+
+ScAddInListener::~ScAddInListener()
+{
+}
+
+ScAddInListener* ScAddInListener::Get( const uno::Reference<sheet::XVolatileResult>& xVR )
+{
+    ScAddInListener* pLst = nullptr;
+    sheet::XVolatileResult* pComp = xVR.get();
+
+    for (auto const& listener : aAllListeners)
+    {
+        if ( pComp == listener->xVolRes.get() )
+        {
+            pLst = listener.get();
+            break;
+        }
+    }
+    return pLst;
+}
+
+//TODO: move to some container object?
+void ScAddInListener::RemoveDocument( ScDocument* pDocumentP )
+{
+    auto iter = aAllListeners.begin();
+    while(iter != aAllListeners.end())
+    {
+        ScAddInDocs* p = (*iter)->pDocs.get();
+        ScAddInDocs::iterator iter2 = p->find( pDocumentP );
+        if( iter2 != p->end() )
+        {
+            p->erase( iter2 );
+            if ( p->empty() )
+            {
+                if ( (*iter)->xVolRes.is() )
+                    (*iter)->xVolRes->removeResultListener( *iter );
+
+                iter = aAllListeners.erase( iter );
+                continue;
+            }
+        }
+        ++iter;
+    }
+}
+
+// XResultListener
+
+void SAL_CALL ScAddInListener::modified( const css::sheet::ResultEvent& aEvent )
+{
+    SolarMutexGuard aGuard; //TODO: or generate a UserEvent
+
+    aResult = aEvent.Value; // store result
+
+    // notify document of changes
+
+    Broadcast( ScHint(SfxHintId::ScDataChanged, ScAddress()) );
+
+    for (auto const& pDoc : *pDocs)
+    {
+        pDoc->TrackFormulas();
+        pDoc->GetDocumentShell()->Broadcast( SfxHint( SfxHintId::ScDataChanged ) );
+    }
+}
+
+// XEventListener
+
+void SAL_CALL ScAddInListener::disposing( const css::lang::EventObject& /* Source */ )
+{
+    // hold a ref so this is not deleted at removeResultListener
+    uno::Reference<sheet::XResultListener> xKeepAlive( this );
+
+    if ( xVolRes.is() )
+    {
+        xVolRes->removeResultListener( this );
+        xVolRes = nullptr;
+    }
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */