/**************************************************************
 * 
 * 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
 * under the License.
 * 
 *************************************************************/



// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_sd.hxx"
#include <com/sun/star/lang/DisposedException.hpp>
#include <osl/mutex.hxx>
#include <vos/mutex.hxx>
#include <vcl/svapp.hxx>
#include <svx/svdpage.hxx>
#include <comphelper/extract.hxx>
#include <comphelper/serviceinfohelper.hxx>

#include "unohelp.hxx"
#include "unomodel.hxx"
#include "drawdoc.hxx"
#include "unocpres.hxx"
#include "cusshow.hxx"
#include "unopage.hxx"

using namespace ::rtl;
using namespace ::vos;
using namespace ::com::sun::star;


uno::Reference< uno::XInterface > createUnoCustomShow( SdCustomShow* pShow )
{
	return (cppu::OWeakObject*)new SdXCustomPresentation( pShow, NULL );
}

SdXCustomPresentation::SdXCustomPresentation() throw()
:	mpSdCustomShow(NULL), mpModel(NULL),
	aDisposeListeners( aDisposeContainerMutex ),
	bDisposing( sal_False )
{
}

SdXCustomPresentation::SdXCustomPresentation( SdCustomShow* pShow, SdXImpressDocument* pMyModel) throw()
:	mpSdCustomShow(pShow), mpModel(pMyModel),
	aDisposeListeners( aDisposeContainerMutex ),
	bDisposing( sal_False )
{
}

SdXCustomPresentation::~SdXCustomPresentation() throw()
{
}

UNO3_GETIMPLEMENTATION_IMPL( SdXCustomPresentation );

// XServiceInfo
OUString SAL_CALL SdXCustomPresentation::getImplementationName()
	throw(uno::RuntimeException)
{
	return OUString( RTL_CONSTASCII_USTRINGPARAM("SdXCustomPresentation") );
}

sal_Bool SAL_CALL SdXCustomPresentation::supportsService( const OUString& ServiceName )
	throw(uno::RuntimeException)
{
	return comphelper::ServiceInfoHelper::supportsService( ServiceName, getSupportedServiceNames() );
}

uno::Sequence< OUString > SAL_CALL SdXCustomPresentation::getSupportedServiceNames()
	throw(uno::RuntimeException)
{
	OUString aSN( RTL_CONSTASCII_USTRINGPARAM("com.sun.star.presentation.CustomPresentation") );
	uno::Sequence< OUString > aSeq( &aSN, 1 );
	return aSeq;
}

// XIndexContainer
void SAL_CALL SdXCustomPresentation::insertByIndex( sal_Int32 Index, const uno::Any& Element )
	throw(lang::IllegalArgumentException, lang::IndexOutOfBoundsException, lang::WrappedTargetException, uno::RuntimeException)
{
	OGuard aGuard( Application::GetSolarMutex() );

	if( bDisposing )
		throw lang::DisposedException();

	if( Index < 0 || Index > (sal_Int32)( mpSdCustomShow ? mpSdCustomShow->Count() : 0 ) )
		throw lang::IndexOutOfBoundsException();

	uno::Reference< drawing::XDrawPage > xPage;
	Element >>= xPage;

	if(!xPage.is())
		throw lang::IllegalArgumentException();

	SdDrawPage* pPage = SdDrawPage::getImplementation( xPage );

	if(pPage)
	{
		if( NULL == mpModel )
			mpModel = pPage->GetModel();

		if( NULL != mpModel && NULL == mpSdCustomShow && mpModel->GetDoc() )
			mpSdCustomShow = new SdCustomShow( mpModel->GetDoc() );

		mpSdCustomShow->Insert(pPage->GetSdrPage(), Index);
	}

	if( mpModel )
		mpModel->SetModified();
}

void SAL_CALL SdXCustomPresentation::removeByIndex( sal_Int32 Index )
	throw(lang::IndexOutOfBoundsException, lang::WrappedTargetException, uno::RuntimeException)
{
	OGuard aGuard( Application::GetSolarMutex() );

	if( bDisposing )
		throw lang::DisposedException();

	if(mpSdCustomShow)
	{
		uno::Reference< drawing::XDrawPage > xPage;	
		getByIndex( Index ) >>= xPage;

		if( xPage.is() )
		{
			SvxDrawPage* pPage = SvxDrawPage::getImplementation(  xPage );
			if(pPage)
				mpSdCustomShow->Remove(pPage->GetSdrPage());
		}
	}

	if( mpModel )
		mpModel->SetModified();
}

// XIndexReplace
void SAL_CALL SdXCustomPresentation::replaceByIndex( sal_Int32 Index, const uno::Any& Element )
	throw(lang::IllegalArgumentException, lang::IndexOutOfBoundsException, lang::WrappedTargetException, uno::RuntimeException)
{
	removeByIndex( Index );
	insertByIndex( Index, Element );
}

// XElementAccess
uno::Type SAL_CALL SdXCustomPresentation::getElementType()
	throw(uno::RuntimeException)
{
	return ITYPE( drawing::XDrawPage );
}

sal_Bool SAL_CALL SdXCustomPresentation::hasElements()
	throw(uno::RuntimeException)
{
	OGuard aGuard( Application::GetSolarMutex() );

	if( bDisposing )
		throw lang::DisposedException();

	return getCount() > 0;
}

// XIndexAccess
sal_Int32 SAL_CALL SdXCustomPresentation::getCount()
	throw(uno::RuntimeException)
{
	OGuard aGuard( Application::GetSolarMutex() );
	if( bDisposing )
		throw lang::DisposedException();

	return mpSdCustomShow?mpSdCustomShow->Count():0;
}

uno::Any SAL_CALL SdXCustomPresentation::getByIndex( sal_Int32 Index )
	throw(lang::IndexOutOfBoundsException, lang::WrappedTargetException, uno::RuntimeException)
{
	OGuard aGuard( Application::GetSolarMutex() );

	if( bDisposing )
		throw lang::DisposedException();

	if( Index < 0 || Index >= (sal_Int32)mpSdCustomShow->Count() )
		throw lang::IndexOutOfBoundsException();

	uno::Any aAny;
	if(mpSdCustomShow )
	{
		SdrPage* pPage = (SdrPage*)mpSdCustomShow->GetObject(Index);

		if( pPage )
		{
			uno::Reference< drawing::XDrawPage > xRef( pPage->getUnoPage(), uno::UNO_QUERY );
			aAny <<= xRef;
		}
	}

	return aAny;
}

// XNamed
OUString SAL_CALL SdXCustomPresentation::getName()
	throw(uno::RuntimeException)
{
	OGuard aGuard( Application::GetSolarMutex() );

	if( bDisposing )
		throw lang::DisposedException();

	if(mpSdCustomShow)
		return mpSdCustomShow->GetName();

	return OUString();
}

void SAL_CALL SdXCustomPresentation::setName( const OUString& aName )
	throw(uno::RuntimeException)
{
	OGuard aGuard( Application::GetSolarMutex() );

	if( bDisposing )
		throw lang::DisposedException();

	if(mpSdCustomShow)
		mpSdCustomShow->SetName( aName );
}

// XComponent
void SAL_CALL SdXCustomPresentation::dispose() throw(uno::RuntimeException)
{
	OGuard aGuard( Application::GetSolarMutex() );

	if( bDisposing )
		return;	// catched a recursion

	bDisposing = sal_True;

	uno::Reference< uno::XInterface > xSource( (cppu::OWeakObject*)this );

	lang::EventObject aEvt;
	aEvt.Source = xSource;
	aDisposeListeners.disposeAndClear(aEvt);

	mpSdCustomShow = NULL;
}

//----------------------------------------------------------------------
void SAL_CALL SdXCustomPresentation::addEventListener( const uno::Reference< lang::XEventListener >& xListener )
	throw(uno::RuntimeException)
{
	if( bDisposing )
		throw lang::DisposedException();

	aDisposeListeners.addInterface(xListener);
}

//----------------------------------------------------------------------
void SAL_CALL SdXCustomPresentation::removeEventListener( const uno::Reference< lang::XEventListener >& aListener ) throw(uno::RuntimeException)
{
	if( !bDisposing )
		aDisposeListeners.removeInterface(aListener);
}

/*===========================================================================*
 *  class SdXCustomPresentationAccess : public XCustomPresentationAccess,	 *
 * 										public UsrObject					 *
 *===========================================================================*/

SdXCustomPresentationAccess::SdXCustomPresentationAccess(SdXImpressDocument& rMyModel) throw()
: mrModel(rMyModel)
{
}

SdXCustomPresentationAccess::~SdXCustomPresentationAccess() throw()
{
}

// XServiceInfo
OUString SAL_CALL SdXCustomPresentationAccess::getImplementationName()
	throw(uno::RuntimeException)
{
	return OUString( RTL_CONSTASCII_USTRINGPARAM("SdXCustomPresentationAccess") );
}

sal_Bool SAL_CALL SdXCustomPresentationAccess::supportsService( const OUString& ServiceName )
	throw(uno::RuntimeException)
{
	return comphelper::ServiceInfoHelper::supportsService( ServiceName, getSupportedServiceNames() );
}

uno::Sequence< OUString > SAL_CALL SdXCustomPresentationAccess::getSupportedServiceNames()
	throw(uno::RuntimeException)
{
	const OUString aNS( RTL_CONSTASCII_USTRINGPARAM("com.sun.star.presentation.CustomPresentationAccess") );
	uno::Sequence< OUString > aSeq( &aNS, 1 );
	return aSeq;
}

// XSingleServiceFactory
uno::Reference< uno::XInterface > SAL_CALL SdXCustomPresentationAccess::createInstance()
	throw(uno::Exception, uno::RuntimeException)
{
	uno::Reference< uno::XInterface >  xRef( (::cppu::OWeakObject*)new SdXCustomPresentation() );
	return xRef;
}

uno::Reference< uno::XInterface > SAL_CALL SdXCustomPresentationAccess::createInstanceWithArguments( const uno::Sequence< uno::Any >& )
	throw(uno::Exception, uno::RuntimeException)
{
	return createInstance();
}

// XNameContainer
void SAL_CALL SdXCustomPresentationAccess::insertByName( const OUString& aName, const uno::Any& aElement )
	throw(lang::IllegalArgumentException, container::ElementExistException, lang::WrappedTargetException, uno::RuntimeException)
{
	OGuard aGuard( Application::GetSolarMutex() );

	// get the documents custom show list
	List* pList = 0;
	if(mrModel.GetDoc())
		pList = mrModel.GetDoc()->GetCustomShowList(sal_True);

	// no list, no cookies
	if( NULL == pList)
		throw uno::RuntimeException();

	// do we have an container::XIndexContainer?
	SdXCustomPresentation* pXShow = NULL;

	uno::Reference< container::XIndexContainer > xContainer;
	if( (aElement >>= xContainer) && xContainer.is() )
		pXShow = SdXCustomPresentation::getImplementation(xContainer);

	if( NULL == pXShow )
		throw lang::IllegalArgumentException();

	// get the internal custom show from the api wrapper
	SdCustomShow* pShow = pXShow->GetSdCustomShow();
	if( NULL == pShow )
	{
		pShow = new SdCustomShow( mrModel.GetDoc(), xContainer );
		pXShow->SetSdCustomShow( pShow );
	}
	else
	{
		if( NULL == pXShow->GetModel() || *pXShow->GetModel() != mrModel )
			throw lang::IllegalArgumentException();
	}

	// give it a name
	pShow->SetName( aName);

	// check if this or another customshow with the same name already exists
	for( SdCustomShow* pCompare = (SdCustomShow*)pList->First();
		 pCompare;
		 pCompare = (SdCustomShow*)pList->Next() )
	{
		if( pCompare == pShow || pCompare->GetName() == pShow->GetName() )
			throw container::ElementExistException();
	}

	pList->Insert(pShow);

	mrModel.SetModified();
}

void SAL_CALL SdXCustomPresentationAccess::removeByName( const OUString& Name )
	throw(container::NoSuchElementException, lang::WrappedTargetException, uno::RuntimeException)
{
	OGuard aGuard( Application::GetSolarMutex() );

	SdCustomShow* pShow = getSdCustomShow(Name);

	List* pList = GetCustomShowList();
	if(pList && pShow)
		delete (SdCustomShow*)pList->Remove( pShow );
	else
		throw container::NoSuchElementException();

	mrModel.SetModified();
}

// XNameReplace
void SAL_CALL SdXCustomPresentationAccess::replaceByName( const OUString& aName, const uno::Any& aElement )
	throw(lang::IllegalArgumentException, container::NoSuchElementException, lang::WrappedTargetException, uno::RuntimeException)
{
	removeByName( aName );
	insertByName( aName, aElement );
}

// XNameAccess
uno::Any SAL_CALL SdXCustomPresentationAccess::getByName( const OUString& aName )
	throw(container::NoSuchElementException, lang::WrappedTargetException, uno::RuntimeException)
{
	OGuard aGuard( Application::GetSolarMutex() );

	uno::Any aAny;

	SdCustomShow* pShow = getSdCustomShow(aName);
	if(pShow)
	{
		uno::Reference< container::XIndexContainer >  xRef( pShow->getUnoCustomShow(), uno::UNO_QUERY );
		aAny <<= xRef;
	}
	else
	{
		throw container::NoSuchElementException();
	}

	return aAny;
}

uno::Sequence< OUString > SAL_CALL SdXCustomPresentationAccess::getElementNames()
	throw(uno::RuntimeException)
{
	OGuard aGuard( Application::GetSolarMutex() );

	List* pList = GetCustomShowList();
	const sal_uInt32 nCount = pList?pList->Count():0;

	uno::Sequence< OUString > aSequence( nCount );
	OUString* pStringList = aSequence.getArray();

	sal_uInt32 nIdx = 0;
	while( nIdx < nCount )
	{
		const SdCustomShow* pShow = (const SdCustomShow*)pList->GetObject(nIdx);
		pStringList[nIdx] = pShow->GetName();
		nIdx++;
	}

	return aSequence;
}


sal_Bool SAL_CALL SdXCustomPresentationAccess::hasByName( const OUString& aName )
	throw(uno::RuntimeException)
{
	OGuard aGuard( Application::GetSolarMutex() );
	return getSdCustomShow(aName) != NULL;
}

// XElementAccess
uno::Type SAL_CALL SdXCustomPresentationAccess::getElementType()
	throw(uno::RuntimeException)
{
	return ITYPE( container::XIndexContainer );
}

sal_Bool SAL_CALL SdXCustomPresentationAccess::hasElements()
	throw(uno::RuntimeException)
{
	OGuard aGuard( Application::GetSolarMutex() );

	List* pList = GetCustomShowList();
	return pList && pList->Count() > 0;
}

SdCustomShow * SdXCustomPresentationAccess::getSdCustomShow( const OUString& Name ) const throw()
{
	sal_uInt32 nIdx = 0;

	List* pList = GetCustomShowList();
	const sal_uInt32 nCount = pList?pList->Count():0;

	const String aName( Name );

	while( nIdx < nCount )
	{
		SdCustomShow* pShow = (SdCustomShow*)pList->GetObject(nIdx);
		if( pShow->GetName() == aName )
			return pShow;
		nIdx++;
	}
	return NULL;
}