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/*************************************************************************
*
* 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:
* $Revision:
*
* 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;
}
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