1 files changed, 103 insertions, 0 deletions
diff --git a/sfx2/source/sidebar/ContextList.cxx b/sfx2/source/sidebar/ContextList.cxx
new file mode 100644
index 000000000..9f1716447
--- /dev/null
+++ b/sfx2/source/sidebar/ContextList.cxx
@@ -0,0 +1,103 @@
+/* -*- 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 <sidebar/ContextList.hxx>
+#include <sfx2/sidebar/Context.hxx>
+
+namespace sfx2::sidebar {
+
+ContextList::ContextList()
+{
+}
+
+const ContextList::Entry* ContextList::GetMatch (const Context& rContext) const
+{
+    const ::std::vector<Entry>::const_iterator iEntry = FindBestMatch(rContext);
+    if (iEntry != maEntries.end())
+        return &*iEntry;
+    else
+        return nullptr;
+}
+
+ContextList::Entry* ContextList::GetMatch (const Context& rContext)
+{
+    const ::std::vector<Entry>::const_iterator iEntry = FindBestMatch(rContext);
+    if (iEntry != maEntries.end())
+        return const_cast<Entry*>(&*iEntry);
+    else
+        return nullptr;
+}
+
+::std::vector<ContextList::Entry>::const_iterator ContextList::FindBestMatch (const Context& rContext) const
+{
+    sal_Int32 nBestMatch (Context::NoMatch);
+    ::std::vector<Entry>::const_iterator iBestMatch (maEntries.end());
+
+    for (::std::vector<Entry>::const_iterator
+             iEntry(maEntries.begin()),
+             iEnd(maEntries.end());
+         iEntry!=iEnd;
+         ++iEntry)
+    {
+        const sal_Int32 nMatch (rContext.EvaluateMatch(iEntry->maContext));
+        if (nMatch < nBestMatch)
+        {
+            nBestMatch = nMatch;
+            iBestMatch = iEntry;
+        }
+        if (nBestMatch == Context::OptimalMatch)
+            return iEntry;
+    }
+
+    return iBestMatch;
+}
+
+void ContextList::AddContextDescription (
+    const Context& rContext,
+    const bool bIsInitiallyVisible,
+    const OUString& rsMenuCommand)
+{
+    maEntries.emplace_back();
+    maEntries.back().maContext = rContext;
+    maEntries.back().mbIsInitiallyVisible = bIsInitiallyVisible;
+    maEntries.back().msMenuCommand = rsMenuCommand;
+}
+
+void ContextList::ToggleVisibilityForContext( const Context &rContext, const bool bVisible)
+{
+    ContextList::Entry *pEntry = GetMatch( rContext );
+
+    if ( !pEntry )
+        return;
+
+    const sal_Int32 nMatch( rContext.EvaluateMatch( pEntry->maContext ) );
+
+    if ( nMatch & Context::ApplicationWildcardMatch )
+    {
+        // Create a separate context list entry for this app if 'any'
+        // is the only context that matches. Toggling the visibility
+        // for 'any' would change it for all apps, not just this one
+        AddContextDescription( rContext, bVisible, OUString() );
+    }
+    else if ( nMatch == Context::OptimalMatch || nMatch == Context::ContextWildcardMatch )
+        pEntry->mbIsInitiallyVisible = bVisible;
+}
+
+} // end of namespace sfx2::sidebar
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */