1 files changed, 124 insertions, 0 deletions
diff --git a/svl/source/items/whiter.cxx b/svl/source/items/whiter.cxx
new file mode 100644
index 000000000000..ec0e10d8e3d7
--- /dev/null
+++ b/svl/source/items/whiter.cxx
@@ -0,0 +1,124 @@
+/*************************************************************************
+ *
+ * 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.
+ *
+ ************************************************************************/
+
+// MARKER(update_precomp.py): autogen include statement, do not remove
+#include "precompiled_svl.hxx"
+// INCLUDE ---------------------------------------------------------------
+#ifndef GCC
+#endif
+
+#include "whiter.hxx"
+#include <svl/itemset.hxx>
+
+DBG_NAME(SfxWhichIter)
+
+// -----------------------------------------------------------------------
+
+SfxWhichIter::SfxWhichIter( const SfxItemSet& rSet, USHORT nFromWh, USHORT nToWh ):
+    pRanges(rSet.GetRanges()),
+    pStart(rSet.GetRanges()),
+    nOfst(0), nFrom(nFromWh), nTo(nToWh)
+{
+    DBG_CTOR(SfxWhichIter, 0);
+    if ( nFrom > 0 )
+        FirstWhich();
+}
+
+// -----------------------------------------------------------------------
+
+SfxWhichIter::~SfxWhichIter()
+{
+    DBG_DTOR(SfxWhichIter, 0);
+}
+
+// -----------------------------------------------------------------------
+
+USHORT SfxWhichIter::NextWhich()
+{
+    DBG_CHKTHIS(SfxWhichIter, 0);
+    while ( 0 != *pRanges )
+    {
+        const USHORT nLastWhich = *pRanges + nOfst;
+        ++nOfst;
+        if (*(pRanges+1) == nLastWhich)
+        {
+            pRanges += 2;
+            nOfst = 0;
+        }
+        USHORT nWhich = *pRanges + nOfst;
+        if ( 0 == nWhich || ( nWhich >= nFrom && nWhich <= nTo ) )
+            return nWhich;
+    }
+    return 0;
+}
+
+// -----------------------------------------------------------------------
+
+USHORT  SfxWhichIter::PrevWhich()
+{
+    DBG_CHKTHIS(SfxWhichIter, 0);
+    while ( pRanges != pStart || 0 != nOfst )
+    {
+        if(nOfst)
+            --nOfst;
+        else {
+            pRanges -= 2;
+            nOfst = *(pRanges+1) - (*pRanges);
+        }
+        USHORT nWhich = *pRanges + nOfst;
+        if ( nWhich >= nFrom && nWhich <= nTo )
+            return nWhich;
+    }
+    return 0;
+}
+
+// -----------------------------------------------------------------------
+
+USHORT SfxWhichIter::FirstWhich()
+{
+    DBG_CHKTHIS(SfxWhichIter, 0);
+    pRanges = pStart;
+    nOfst = 0;
+    if ( *pRanges >= nFrom && *pRanges <= nTo )
+        return *pRanges;
+    return NextWhich();
+}
+
+// -----------------------------------------------------------------------
+
+USHORT SfxWhichIter::LastWhich()
+{
+    DBG_CHKTHIS(SfxWhichIter, 0);
+    while(*pRanges)
+        ++pRanges;
+    nOfst = 0;
+    USHORT nWhich = *(pRanges-1);
+    if ( nWhich >= nFrom && nWhich <= nTo )
+        return nWhich;
+    return PrevWhich();
+}
+