1 files changed, 69 insertions, 0 deletions
diff --git a/sc/inc/tokenstringcontext.hxx b/sc/inc/tokenstringcontext.hxx
new file mode 100644
index 0000000000..d6292e5dcb
--- /dev/null
+++ b/sc/inc/tokenstringcontext.hxx
@@ -0,0 +1,69 @@
+/* -*- 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/.
+ */
+
+#pragma once
+
+#include "compiler.hxx"
+
+#include <unordered_map>
+
+class ScDocument;
+
+namespace sc
+{
+/**
+ * Context for creating string from an array of formula tokens, used in
+ * ScTokenArray::CreateString().  You can re-use the same string context
+ * between multiple CreateString() calls as long as the document content is
+ * unmodified.
+ */
+struct SC_DLLPUBLIC TokenStringContext
+{
+    typedef std::unordered_map<sal_uInt16, OUString> IndexNameMapType;
+    typedef std::unordered_map<size_t, std::vector<OUString>> IndexNamesMapType;
+    typedef std::unordered_map<SCTAB, IndexNameMapType> TabIndexMapType;
+
+    formula::FormulaGrammar::Grammar meGram;
+    formula::FormulaCompiler::OpCodeMapPtr mxOpCodeMap;
+    const ScCompiler::Convention* mpRefConv;
+    OUString maErrRef;
+
+    std::vector<OUString> maTabNames;
+    IndexNameMapType maGlobalRangeNames;
+    TabIndexMapType maSheetRangeNames;
+    IndexNameMapType maNamedDBs;
+
+    std::vector<OUString> maExternalFileNames;
+    IndexNamesMapType maExternalCachedTabNames;
+
+    TokenStringContext(const ScDocument& rDoc, formula::FormulaGrammar::Grammar eGram);
+};
+
+class SC_DLLPUBLIC CompileFormulaContext
+{
+    ScDocument& mrDoc;
+    formula::FormulaGrammar::Grammar meGram;
+    std::vector<OUString> maTabNames;
+
+    void updateTabNames();
+
+public:
+    CompileFormulaContext(ScDocument& rDoc);
+    CompileFormulaContext(ScDocument& rDoc, formula::FormulaGrammar::Grammar eGram);
+
+    formula::FormulaGrammar::Grammar getGrammar() const { return meGram; }
+    void setGrammar(formula::FormulaGrammar::Grammar eGram);
+
+    const std::vector<OUString>& getTabNames() const { return maTabNames; }
+
+    ScDocument& getDoc() { return mrDoc; }
+};
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */