Adding upstream version 4:24.2.0.upstream/4%24.2.0

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 155 insertions, 0 deletions

diff --git a/fpicker/source/win32/WinImplHelper.cxx b/fpicker/source/win32/WinImplHelper.cxx
new file mode 100644
index 0000000000..9f81f6b60f
--- /dev/null
+++ b/fpicker/source/win32/WinImplHelper.cxx
@@ -0,0 +1,155 @@
+/* -*- 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>
+
+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: */