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+/* -*- 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 "WinImplHelper.hxx"
+
+#include <vector>
+#include <osl/diagnose.h>
+#include <rtl/ustrbuf.hxx>
+#include <com/sun/star/uno/Sequence.hxx>
+
+using ::com::sun::star::lang::IllegalArgumentException;
+using ::com::sun::star::uno::Reference;
+using ::com::sun::star::uno::XInterface;
+using ::com::sun::star::uno::Any;
+using ::com::sun::star::uno::Sequence;
+
+const sal_Unicode TILDE_SIGN = L'~';
+const sal_Unicode AMPERSAND_SIGN = L'&';
+
+// OS NAME Platform Major Minor
+
+// Windows NT 3.51 VER_PLATFORM_WIN32_NT 3 51
+// Windows NT 4.0 VER_PLATFORM_WIN32_NT 4 0
+// Windows 2000 VER_PLATFORM_WIN32_NT 5 0
+// Windows XP VER_PLATFORM_WIN32_NT 5 1
+// Windows Vista VER_PLATFORM_WIN32_NT 6 0
+// Windows 7 VER_PLATFORM_WIN32_NT 6 1
+// Windows 95 VER_PLATFORM_WIN32_WINDOWS 4 0
+// Windows 98 VER_PLATFORM_WIN32_WINDOWS 4 10
+// Windows ME VER_PLATFORM_WIN32_WINDOWS 4 90
+
+
+static void Replace( const OUString& aLabel, sal_Unicode OldChar, sal_Unicode NewChar, OUStringBuffer& aBuffer )
+{
+ OSL_ASSERT( aLabel.getLength( ) );
+ OSL_ASSERT( aBuffer.getCapacity( ) >= (aLabel.getLength( )) );
+
+ sal_Int32 i = 0;
+ const sal_Unicode* pCurrent = aLabel.getStr( );
+ const sal_Unicode* pNext = aLabel.getStr( ) + 1;
+ const sal_Unicode* pEnd = aLabel.getStr( ) + aLabel.getLength( );
+
+ while( pCurrent < pEnd )
+ {
+ OSL_ASSERT( pNext <= pEnd );
+ OSL_ASSERT( (i >= 0) && (i < aBuffer.getCapacity( )) );
+
+ if ( OldChar == *pCurrent )
+ {
+ if ( OldChar == *pNext )
+ {
+ // two OldChars in line will
+ // be replaced by one
+ // e.g. ~~ -> ~
+ aBuffer.insert( i, *pCurrent );
+
+ // skip the next one
+ pCurrent++;
+ pNext++;
+ }
+ else
+ {
+ // one OldChar will be replace
+ // by NexChar
+ aBuffer.insert( i, NewChar );
+ }
+ }
+ else if ( *pCurrent == NewChar )
+ {
+ // a NewChar will be replaced by
+ // two NewChars
+ // e.g. & -> &&
+ aBuffer.insert( i++, *pCurrent );
+ aBuffer.insert( i, *pCurrent );
+ }
+ else
+ {
+ aBuffer.insert( i, *pCurrent );
+ }
+
+ pCurrent++;
+ pNext++;
+ i++;
+ }
+}
+
+// converts a soffice label to a windows label
+// the following rules for character replacements
+// will be done:
+// '~' -> '&'
+// '~~' -> '~'
+// '&' -> '&&'
+
+OUString SOfficeToWindowsLabel( const OUString& aSOLabel )
+{
+ OUString aWinLabel = aSOLabel;
+
+ if ( (aWinLabel.indexOf( TILDE_SIGN ) > -1) || (aWinLabel.indexOf( AMPERSAND_SIGN ) > -1) )
+ {
+ sal_Int32 nStrLen = aWinLabel.getLength( );
+
+ // in the worst case the new string is
+ // doubled in length, maybe some waste
+ // of memory but how long is a label
+ // normally(?)
+ OUStringBuffer aBuffer( nStrLen * 2 );
+
+ Replace( aWinLabel, TILDE_SIGN, AMPERSAND_SIGN, aBuffer );
+
+ aWinLabel = aBuffer.makeStringAndClear( );
+ }
+
+ return aWinLabel;
+}
+
+// converts a windows label to a soffice label
+// the following rules for character replacements
+// will be done:
+// '&' -> '~'
+// '&&' -> '&'
+// '~' -> '~~'
+
+OUString WindowsToSOfficeLabel( const OUString& aWinLabel )
+{
+ OUString aSOLabel = aWinLabel;
+
+ if ( (aSOLabel.indexOf( TILDE_SIGN ) > -1) || (aSOLabel.indexOf( AMPERSAND_SIGN ) > -1) )
+ {
+ sal_Int32 nStrLen = aSOLabel.getLength( );
+
+ // in the worst case the new string is
+ // doubled in length, maybe some waste
+ // of memory but how long is a label
+ // normally(?)
+ OUStringBuffer aBuffer( nStrLen * 2 );
+
+ Replace( aSOLabel, AMPERSAND_SIGN, TILDE_SIGN, aBuffer );
+
+ aSOLabel = aBuffer.makeStringAndClear( );
+ }
+
+ return aSOLabel;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */