/**************************************************************
 * 
 * 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.
 * 
 *************************************************************/


#include "Functions.hxx"
#include "Function.hxx"
#include <tools/debug.hxx>
#include "core_resource.hxx"
#ifndef REPORTDESIGN_CORE_RESOURCE_HRC_
#include "core_resource.hrc"
#endif
#include <comphelper/property.hxx>
#include <boost/bind.hpp>
#include <algorithm>
// =============================================================================
namespace reportdesign
{
// =============================================================================
	using namespace com::sun::star;
DBG_NAME( rpt_OFunctions )
// -----------------------------------------------------------------------------
OFunctions::OFunctions(const uno::Reference< report::XFunctionsSupplier >& _xParent,const uno::Reference< uno::XComponentContext >& context)
:FunctionsBase(m_aMutex)
,m_aContainerListeners(m_aMutex)
,m_xContext(context)
,m_xParent(_xParent)
{
	DBG_CTOR( rpt_OFunctions,NULL);
}
//--------------------------------------------------------------------------
// TODO: VirtualFunctionFinder: This is virtual function! 
// 
OFunctions::~OFunctions()
{
    DBG_DTOR( rpt_OFunctions,NULL);
}
//--------------------------------------------------------------------------
void SAL_CALL OFunctions::dispose() throw(uno::RuntimeException) 
{
	cppu::WeakComponentImplHelperBase::dispose();
}
// -----------------------------------------------------------------------------
// TODO: VirtualFunctionFinder: This is virtual function! 
// 
void SAL_CALL OFunctions::disposing()
{
    ::std::for_each(m_aFunctions.begin(),m_aFunctions.end(),::boost::mem_fn(&com::sun::star::report::XFunction::dispose));
    m_aFunctions.clear();
    lang::EventObject aDisposeEvent( static_cast< ::cppu::OWeakObject* >( this ) );
    m_aContainerListeners.disposeAndClear( aDisposeEvent );
    m_xContext.clear();
}
// -----------------------------------------------------------------------------
// XFunctionsSupplier
// -----------------------------------------------------------------------------
uno::Reference< report::XFunction > SAL_CALL OFunctions::createFunction(  ) throw (uno::RuntimeException)
{
	return new OFunction(m_xContext);
}
// -----------------------------------------------------------------------------
// XIndexContainer
void SAL_CALL OFunctions::insertByIndex( ::sal_Int32 Index, const uno::Any& aElement ) throw (lang::IllegalArgumentException, lang::IndexOutOfBoundsException, lang::WrappedTargetException, uno::RuntimeException)
{
	{
		::osl::MutexGuard aGuard(m_aMutex);	
		sal_Bool bAdd = (Index == static_cast<sal_Int32>(m_aFunctions.size()));
		if ( !bAdd )
			checkIndex(Index);
		uno::Reference< report::XFunction > xFunction(aElement,uno::UNO_QUERY);
		if ( !xFunction.is() )
			throw lang::IllegalArgumentException(RPT_RESSTRING(RID_STR_ARGUMENT_IS_NULL,m_xContext->getServiceManager()),*this,2);

		if ( bAdd )
			m_aFunctions.push_back(xFunction);
		else
		{
			TFunctions::iterator aPos = m_aFunctions.begin();
			::std::advance(aPos,Index);
			m_aFunctions.insert(aPos, xFunction);
		}
        xFunction->setParent(*this);
	}
	// notify our container listeners
	container::ContainerEvent aEvent(static_cast<container::XContainer*>(this), uno::makeAny(Index), aElement, uno::Any());
	m_aContainerListeners.notifyEach(&container::XContainerListener::elementInserted,aEvent);
}

// -----------------------------------------------------------------------------
void SAL_CALL OFunctions::removeByIndex( ::sal_Int32 Index ) throw (lang::IndexOutOfBoundsException, lang::WrappedTargetException, uno::RuntimeException)
{
	uno::Reference< report::XFunction > xFunction;
	{
		::osl::MutexGuard aGuard(m_aMutex);	
		checkIndex(Index);
		TFunctions::iterator aPos = m_aFunctions.begin();
		::std::advance(aPos,Index);
		xFunction = *aPos;
		m_aFunctions.erase(aPos);
        xFunction->setParent(NULL);
	}
	container::ContainerEvent aEvent(static_cast<container::XContainer*>(this), uno::makeAny(Index), uno::makeAny(xFunction), uno::Any());
	m_aContainerListeners.notifyEach(&container::XContainerListener::elementRemoved,aEvent);
}
// -----------------------------------------------------------------------------
// XIndexReplace
void SAL_CALL OFunctions::replaceByIndex( ::sal_Int32 Index, const uno::Any& Element ) throw (lang::IllegalArgumentException, lang::IndexOutOfBoundsException, lang::WrappedTargetException, uno::RuntimeException)
{
	uno::Any aOldElement;
	{
		::osl::MutexGuard aGuard(m_aMutex);	
		checkIndex(Index);
		uno::Reference< report::XFunction > xFunction(Element,uno::UNO_QUERY);
		if ( !xFunction.is() )
			throw lang::IllegalArgumentException(RPT_RESSTRING(RID_STR_ARGUMENT_IS_NULL,m_xContext->getServiceManager()),*this,2);
		TFunctions::iterator aPos = m_aFunctions.begin();
		::std::advance(aPos,Index);
		aOldElement <<= *aPos;
		*aPos = xFunction;
	}

	container::ContainerEvent aEvent(static_cast<container::XContainer*>(this), uno::makeAny(Index), Element, aOldElement);
	m_aContainerListeners.notifyEach(&container::XContainerListener::elementReplaced,aEvent);
}
// -----------------------------------------------------------------------------
// XIndexAccess
::sal_Int32 SAL_CALL OFunctions::getCount(  ) throw (uno::RuntimeException)
{
	::osl::MutexGuard aGuard(m_aMutex);
	return m_aFunctions.size();
}
// -----------------------------------------------------------------------------
uno::Any SAL_CALL OFunctions::getByIndex( ::sal_Int32 Index ) throw (lang::IndexOutOfBoundsException, lang::WrappedTargetException, uno::RuntimeException)
{
	::osl::MutexGuard aGuard(m_aMutex);
	checkIndex(Index);
	TFunctions::iterator aPos = m_aFunctions.begin();
	::std::advance(aPos,Index);
	return uno::makeAny(*aPos);
}
// -----------------------------------------------------------------------------
// XElementAccess
uno::Type SAL_CALL OFunctions::getElementType(  ) throw (uno::RuntimeException)
{
	return ::getCppuType(static_cast< uno::Reference<report::XFunction>*>(NULL));
}
// -----------------------------------------------------------------------------
::sal_Bool SAL_CALL OFunctions::hasElements(  ) throw (uno::RuntimeException)
{
	::osl::MutexGuard aGuard(m_aMutex);
	return !m_aFunctions.empty();
}
// -----------------------------------------------------------------------------
// XChild
uno::Reference< uno::XInterface > SAL_CALL OFunctions::getParent(  ) throw (uno::RuntimeException)
{
	return m_xParent;
}
// -----------------------------------------------------------------------------
void SAL_CALL OFunctions::setParent( const uno::Reference< uno::XInterface >& /*Parent*/ ) throw (lang::NoSupportException, uno::RuntimeException)
{
	throw lang::NoSupportException();
}
// -----------------------------------------------------------------------------
// XContainer
void SAL_CALL OFunctions::addContainerListener( const uno::Reference< container::XContainerListener >& xListener ) throw (uno::RuntimeException)
{
	m_aContainerListeners.addInterface(xListener);
}
// -----------------------------------------------------------------------------
void SAL_CALL OFunctions::removeContainerListener( const uno::Reference< container::XContainerListener >& xListener ) throw (uno::RuntimeException)
{
	m_aContainerListeners.removeInterface(xListener);
}
// -----------------------------------------------------------------------------
void OFunctions::checkIndex(sal_Int32 _nIndex)
{
	if ( _nIndex < 0 || static_cast<sal_Int32>(m_aFunctions.size()) <= _nIndex )
		throw lang::IndexOutOfBoundsException();
}
// =============================================================================
}
// =============================================================================