1 files changed, 171 insertions, 0 deletions
diff --git a/sw/source/ui/vba/vbarangehelper.cxx b/sw/source/ui/vba/vbarangehelper.cxx
new file mode 100644
index 0000000000000..4fd9e5f143f11
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+++ b/sw/source/ui/vba/vbarangehelper.cxx
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+/*************************************************************************
+ *
+ * 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.
+ *
+ ************************************************************************/
+#include "vbarangehelper.hxx"
+#include <com/sun/star/text/ControlCharacter.hpp>
+#include <com/sun/star/text/XTextRangeCompare.hpp>
+
+using namespace ::ooo::vba;
+using namespace ::com::sun::star;
+
+/**
+ * get a range in a xText by creating
+ * a cursor that iterates over the text. If the iterating cursor is
+ * equal to the desired position, the range equivalent is returned.
+ * Some special cases are tables that are inside of the text, because the
+ * position has to be adjusted.
+ * @param xText a text where a range position is searched
+ * @param position a position inside o the text
+ * @return a range for the postion; null is returned if no range can be
+ * constructed.
+ */
+uno::Reference< text::XTextRange > SwVbaRangeHelper::getRangeByPosition( const uno::Reference< text::XText >& rText, sal_Int32 _position ) throw ( uno::RuntimeException )
+{
+    uno::Reference< text::XTextRange > xRange;
+    if( rText.is() )
+    {
+        sal_Int32 nPos = 0;
+        uno::Reference< text::XTextCursor > xCursor = rText->createTextCursor();
+        xCursor->collapseToStart();
+        sal_Bool bCanGo = sal_True;
+        while( !xRange.is() && bCanGo )
+        {
+            if( _position == nPos )
+            {
+                xRange = xCursor->getStart();
+            }
+            else
+            {
+                bCanGo = xCursor->goRight( 1, sal_False );
+                nPos++;
+            }
+        }
+    }
+    return xRange;
+}
+
+
+void SwVbaRangeHelper::insertString( uno::Reference< text::XTextRange >& rTextRange, uno::Reference< text::XText >& rText, const rtl::OUString& rStr, sal_Bool _bAbsorb ) throw ( uno::RuntimeException )
+{
+    sal_Int32 nlastIndex = 0;
+    sal_Int32 nIndex = 0;
+    uno::Reference< text::XTextRange > xRange = rTextRange;
+
+    while(( nIndex = rStr.indexOf('\n', nlastIndex)) >= 0  )
+    {
+        xRange = xRange->getEnd();
+        if( nlastIndex < ( nIndex - 1 ) )
+        {
+            rText->insertString( xRange, rStr.copy( nlastIndex, ( nIndex - 1 - nlastIndex ) ), _bAbsorb );
+            xRange = xRange->getEnd();
+        }
+
+        rText->insertControlCharacter( xRange, text::ControlCharacter::PARAGRAPH_BREAK, _bAbsorb );
+        nlastIndex = nIndex + 1;
+    }
+
+    if( nlastIndex < rStr.getLength() )
+    {
+        xRange = xRange->getEnd();
+
+        rtl::OUString aWatt = rStr.copy( nlastIndex );
+        rText->insertString( xRange, aWatt, _bAbsorb );
+    }
+}
+
+uno::Reference< text::XTextCursor > SwVbaRangeHelper::initCursor( const uno::Reference< text::XTextRange >& rTextRange, const uno::Reference< text::XText >& rText ) throw ( uno::RuntimeException )
+{
+    uno::Reference< text::XTextCursor > xTextCursor;
+    sal_Bool bGotTextCursor = sal_False;
+
+    try
+    {
+        xTextCursor = rText->createTextCursorByRange( rTextRange );
+        bGotTextCursor = sal_True;
+    }
+    catch (uno::Exception& e)
+    {
+        DebugHelper::exception(e);
+    }
+
+    if( !bGotTextCursor )
+    {
+        try
+        {
+            uno::Reference< text::XText > xText = rTextRange->getText();
+            xTextCursor = xText->createTextCursor();
+            bGotTextCursor = sal_True;
+        }
+        catch( uno::Exception& e )
+        {
+            DebugHelper::exception(e);
+        }
+    }
+
+    if( !bGotTextCursor )
+    {
+        try
+        {
+            xTextCursor = rText->createTextCursor();
+            bGotTextCursor = sal_True;
+        }
+        catch( uno::Exception& e )
+        {
+            DebugHelper::exception(e);
+        }
+    }
+    return xTextCursor;
+}
+
+sal_Int32 SwVbaRangeHelper::getPosition( const uno::Reference< text::XText >& rText, const uno::Reference< text::XTextRange >& rTextRange ) throw ( uno::RuntimeException )
+{
+    sal_Int32 nPosition = -1;
+    if( rText.is() && rTextRange.is() )
+    {
+        nPosition = 0;
+        uno::Reference< text::XTextCursor > xCursor = rText->createTextCursor();
+        xCursor->collapseToStart();
+        uno::Reference< text::XTextRangeCompare > xCompare( rText, uno::UNO_QUERY_THROW );
+        // compareValue is 0 if the ranges are equal
+        sal_Int32 nCompareValue = xCompare->compareRegionStarts( xCursor->getStart(), rTextRange );
+        sal_Bool canGo = sal_True;
+
+        while( nCompareValue !=0 && canGo )
+        {
+            canGo = xCursor->goRight( 1, sal_False );
+            nCompareValue = xCompare->compareRegionStarts( xCursor->getStart(), rTextRange );
+            nPosition++;
+        }
+
+        // check fails: no correct position found
+        if( !canGo && nCompareValue != 0 )
+        {
+            nPosition = -1;
+        }
+    }
+
+    return nPosition;
+}