#i102750# initial refactoring in an effort to support external references in DSUM, DGET etc. Not finished yet.

1 files changed, 106 insertions, 0 deletions

diff --git a/sc/source/core/inc/doubleref.hxx b/sc/source/core/inc/doubleref.hxx
new file mode 100644
index 000000000000..d61dd35fcc6d
--- /dev/null
+++ b/sc/source/core/inc/doubleref.hxx
@@ -0,0 +1,106 @@
+/*************************************************************************
+ *
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * Copyright 2008 by Sun Microsystems, Inc.
+ *
+ * OpenOffice.org - a multi-platform office productivity suite
+ *
+ * $RCSfile: interpre.hxx,v $
+ * $Revision: 1.35.44.2 $
+ *
+ * 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.
+ *
+ ************************************************************************/
+
+#ifndef SC_DOUBLEREF_HXX
+#define SC_DOUBLEREF_HXX
+
+#include "address.hxx"
+
+class ScDocument;
+class ScBaseCell;
+class ScQueryParam;
+
+// ============================================================================
+
+class ScDoubleRefBase
+{
+public:
+    enum RefType { INTERNAL, EXTERNAL };
+
+    virtual ~ScDoubleRefBase() = 0;
+
+    RefType getType() const;
+
+    virtual SCCOL getFirstFieldColumn() = 0;
+    virtual SCCOL findFieldColumn(SCCOL nColIndex) = 0;
+    virtual SCCOL findFieldColumn(const ::rtl::OUString& rStr, sal_uInt16& rErr) = 0;
+    virtual void initQueryParam(ScQueryParam& rParam) const = 0;
+    virtual bool isRangeEqual(const ScRange& rRange) const = 0;
+
+protected:
+    ScDoubleRefBase(ScDocument* pDoc, RefType eType);
+    ScDocument* getDoc();
+
+private:
+    ScDoubleRefBase(); // disabled
+
+    ScDocument* mpDoc;
+    RefType meType;
+};
+
+// ============================================================================
+
+class ScInternalDoubleRef : public ScDoubleRefBase
+{
+public:
+    explicit ScInternalDoubleRef(ScDocument* pDoc, const ScRange& rRange);
+    virtual ~ScInternalDoubleRef();
+
+    const ScRange& getRange() const;
+
+    virtual SCCOL getFirstFieldColumn();
+    virtual SCCOL findFieldColumn(SCCOL nColIndex);
+    virtual SCCOL findFieldColumn(const ::rtl::OUString& rStr, sal_uInt16& rErr);
+    virtual void initQueryParam(ScQueryParam& rParam) const;
+    virtual bool isRangeEqual(const ScRange& rRange) const;
+
+private:
+    sal_uInt16 getCellString(String& rStr, ScBaseCell* pCell);
+
+private:
+    ScRange maRange;
+};
+
+// ============================================================================
+
+class ScExternalDoubleRef : public ScDoubleRefBase
+{
+public:
+    explicit ScExternalDoubleRef(ScDocument* pDoc);
+    virtual ~ScExternalDoubleRef();
+
+    virtual SCCOL getFirstFieldColumn();
+    virtual SCCOL findFieldColumn(SCCOL nColIndex);
+    virtual SCCOL findFieldColumn(const ::rtl::OUString& rStr, sal_uInt16& rErr);
+    virtual void initQueryParam(ScQueryParam& rParam) const;
+    virtual bool isRangeEqual(const ScRange& rRange) const;
+};
+
+#endif