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 * 
 * 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
 * 
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
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#include "vbaparagraph.hxx"
#include <vbahelper/vbahelper.hxx>
#include <tools/diagnose_ex.h>
#include "vbarange.hxx"
#include <com/sun/star/lang/XServiceInfo.hpp>

using namespace ::ooo::vba;
using namespace ::com::sun::star;

SwVbaParagraph::SwVbaParagraph( const uno::Reference< ooo::vba::XHelperInterface >& rParent, const uno::Reference< uno::XComponentContext >& rContext, const uno::Reference< text::XTextDocument >& xDocument, const uno::Reference< text::XTextRange >& xTextRange ) throw ( uno::RuntimeException ) :
    SwVbaParagraph_BASE( rParent, rContext ), mxTextDocument( xDocument ), mxTextRange( xTextRange )
{
}

SwVbaParagraph::~SwVbaParagraph()
{
}

uno::Reference< word::XRange > SAL_CALL 
SwVbaParagraph::getRange( ) throw ( uno::RuntimeException )
{
    return uno::Reference< word::XRange >( new SwVbaRange( this, mxContext, mxTextDocument, mxTextRange->getStart(), mxTextRange->getEnd(), mxTextRange->getText(), sal_True ) );
}

rtl::OUString& 
SwVbaParagraph::getServiceImplName()
{
	static rtl::OUString sImplName( RTL_CONSTASCII_USTRINGPARAM("SwVbaParagraph") );
	return sImplName;
}

uno::Sequence< rtl::OUString > 
SwVbaParagraph::getServiceNames()
{
	static uno::Sequence< rtl::OUString > aServiceNames;
	if ( aServiceNames.getLength() == 0 )
	{
		aServiceNames.realloc( 1 );
		aServiceNames[ 0 ] = rtl::OUString( RTL_CONSTASCII_USTRINGPARAM("ooo.vba.word.Paragraph" ) );
	}
	return aServiceNames;
}


//typedef ::cppu::WeakImplHelper1< container::XEnumeration > ParagraphEnumeration_BASE;
typedef ::cppu::WeakImplHelper2< container::XIndexAccess, container::XEnumerationAccess > ParagraphCollectionHelper_BASE;

class ParagraphCollectionHelper : public ParagraphCollectionHelper_BASE
{
private:
    uno::Reference< text::XTextDocument > mxTextDocument;
    
    uno::Reference< container::XEnumeration > getEnumeration() throw (uno::RuntimeException)
    {
        uno::Reference< container::XEnumerationAccess > xParEnumAccess( mxTextDocument->getText(), uno::UNO_QUERY_THROW );
        return xParEnumAccess->createEnumeration();
    }

public:
    ParagraphCollectionHelper( const uno::Reference< text::XTextDocument >& xDocument ) throw (uno::RuntimeException): mxTextDocument( xDocument )
    {
    }
	// XElementAccess
	virtual uno::Type SAL_CALL getElementType(  ) throw (uno::RuntimeException) { return  text::XTextRange::static_type(0); }
	virtual ::sal_Bool SAL_CALL hasElements(  ) throw (uno::RuntimeException) { return sal_True; }
	// XIndexAccess
	virtual ::sal_Int32 SAL_CALL getCount(  ) throw (uno::RuntimeException)
    {
        sal_Int32 nCount = 0;
        uno::Reference< container::XEnumeration > xParEnum = getEnumeration();
        while( xParEnum->hasMoreElements() )
        {
            uno::Reference< lang::XServiceInfo > xServiceInfo( xParEnum->nextElement(), uno::UNO_QUERY_THROW );
            if( xServiceInfo->supportsService( rtl::OUString( RTL_CONSTASCII_USTRINGPARAM("com.sun.star.text.Paragraph") ) ) )
            {
                nCount++;
            }
        }
        return nCount;
    }	
	virtual uno::Any SAL_CALL getByIndex( ::sal_Int32 Index ) throw (lang::IndexOutOfBoundsException, lang::WrappedTargetException, uno::RuntimeException )
	{
        if( Index < getCount() )
        {
            sal_Int32 nCount = 0;
            uno::Reference< container::XEnumeration > xParEnum = getEnumeration();
            while( xParEnum->hasMoreElements() )
            {
                uno::Reference< lang::XServiceInfo > xServiceInfo( xParEnum->nextElement(), uno::UNO_QUERY_THROW );
                if( xServiceInfo->supportsService( rtl::OUString( RTL_CONSTASCII_USTRINGPARAM("com.sun.star.text.Paragraph") ) ) )
                {
                    if( Index == nCount )
                        return uno::makeAny( xServiceInfo );
                    nCount++;
                }        
            }
        }
        throw lang::IndexOutOfBoundsException();
    }
	// XEnumerationAccess
	virtual uno::Reference< container::XEnumeration > SAL_CALL createEnumeration(  ) throw (uno::RuntimeException)
	{
		return getEnumeration();
    }    
};

SwVbaParagraphs::SwVbaParagraphs( const uno::Reference< XHelperInterface >& xParent, const uno::Reference< ::com::sun::star::uno::XComponentContext > & xContext, const uno::Reference< text::XTextDocument >& xDocument ) throw (uno::RuntimeException) : SwVbaParagraphs_BASE( xParent, xContext, new ParagraphCollectionHelper( xDocument ) ), mxTextDocument( xDocument )
{
}

// XEnumerationAccess
uno::Type
SwVbaParagraphs::getElementType() throw (uno::RuntimeException)
{
	return word::XParagraph::static_type(0);
}
uno::Reference< container::XEnumeration >
SwVbaParagraphs::createEnumeration() throw (uno::RuntimeException)
{
    uno::Reference< container::XEnumerationAccess > xEnumerationAccess( m_xIndexAccess, uno::UNO_QUERY_THROW );
    return xEnumerationAccess->createEnumeration();
}

uno::Any
SwVbaParagraphs::createCollectionObject( const css::uno::Any& aSource )
{
    uno::Reference< text::XTextRange > xTextRange( aSource, uno::UNO_QUERY_THROW );
    return uno::makeAny( uno::Reference< word::XParagraph >( new SwVbaParagraph( this, mxContext, mxTextDocument, xTextRange ) ) );
}

rtl::OUString& 
SwVbaParagraphs::getServiceImplName()
{
	static rtl::OUString sImplName( RTL_CONSTASCII_USTRINGPARAM("SwVbaParagraphs") );
	return sImplName;
}

css::uno::Sequence<rtl::OUString> 
SwVbaParagraphs::getServiceNames()
{
	static uno::Sequence< rtl::OUString > sNames;
	if ( sNames.getLength() == 0 )
	{
		sNames.realloc( 1 );
		sNames[0] = rtl::OUString( RTL_CONSTASCII_USTRINGPARAM("ooo.vba.word.Paragraphs") );
	}
	return sNames;
}