/**************************************************************
 * 
 * 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_xmlhelp.hxx"
#include <com/sun/star/lang/XSingleServiceFactory.hpp>
#include <com/sun/star/container/XHierarchicalNameAccess.hpp>
#include <com/sun/star/beans/PropertyValue.hpp>
#include "tvfactory.hxx"
#include "tvread.hxx"


using namespace treeview;
using namespace com::sun::star;
using namespace com::sun::star::uno;
using namespace com::sun::star::lang;
using namespace com::sun::star::beans;
using namespace com::sun::star::container;


TVFactory::TVFactory( const uno::Reference< XMultiServiceFactory >& xMSF )
	: m_xMSF( xMSF )
{
}


TVFactory::~TVFactory()
{
}


//////////////////////////////////////////////////////////////////////////
// XInterface
//////////////////////////////////////////////////////////////////////////

void SAL_CALL
TVFactory::acquire(
	void )
	throw()
{
  OWeakObject::acquire();
}


void SAL_CALL
TVFactory::release(
		      void )
  throw()
{
  OWeakObject::release();
}


Any SAL_CALL
TVFactory::queryInterface(
	const Type& rType )
	throw( RuntimeException )
{
	Any aRet = cppu::queryInterface( rType,
									 SAL_STATIC_CAST( XServiceInfo*,  this ),
									 SAL_STATIC_CAST( XTypeProvider*, this ),
									 SAL_STATIC_CAST( XMultiServiceFactory*, this ) );
	
	return aRet.hasValue() ? aRet : OWeakObject::queryInterface( rType );
}


////////////////////////////////////////////////////////////////////////////////
//
// XTypeProvider methods.

XTYPEPROVIDER_IMPL_3( TVFactory,
				   	  XServiceInfo,
				   	  XTypeProvider,
				   	  XMultiServiceFactory );


////////////////////////////////////////////////////////////////////////////////

// XServiceInfo methods.

rtl::OUString SAL_CALL
TVFactory::getImplementationName()
	throw( RuntimeException )
{
	return TVFactory::getImplementationName_static();
}


sal_Bool SAL_CALL
TVFactory::supportsService(
	const rtl::OUString& ServiceName )
	throw( RuntimeException )
{
	return
		ServiceName.compareToAscii( "com.sun.star.help.TreeView" ) == 0 ||
		ServiceName.compareToAscii( "com.sun.star.ucb.HiearchyDataSource" ) == 0;
}


Sequence< rtl::OUString > SAL_CALL
TVFactory::getSupportedServiceNames( void )
	throw( RuntimeException )
{
	return TVFactory::getSupportedServiceNames_static();
}


// XMultiServiceFactory 

Reference< XInterface > SAL_CALL
TVFactory::createInstance(
	const rtl::OUString& aServiceSpecifier )
	throw( Exception,
		   RuntimeException )
{
	Any aAny;
	aAny <<= rtl::OUString();
	Sequence< Any > seq( 1 );
	seq[0] <<= PropertyValue(
		rtl::OUString::createFromAscii( "nodepath" ),
		-1,
		aAny,
		PropertyState_DIRECT_VALUE );
	
	return createInstanceWithArguments( aServiceSpecifier,
										seq );
}


Reference< XInterface > SAL_CALL
TVFactory::createInstanceWithArguments(
	const rtl::OUString& ServiceSpecifier,
	const Sequence< Any >& Arguments )
	throw( Exception,
		   RuntimeException )
{
	(void)ServiceSpecifier;

	if( ! m_xHDS.is() )
	{
		cppu::OWeakObject* p = new TVChildTarget( m_xMSF );
		m_xHDS = Reference< XInterface >( p );
	}
	
	Reference< XInterface > ret = m_xHDS;
	
	rtl::OUString hierview;
	for( int i = 0; i < Arguments.getLength(); ++i )
	{
		PropertyValue pV;
		if( ! ( Arguments[i] >>= pV ) )
			continue;
		
		if( pV.Name.compareToAscii( "nodepath" ) )
			continue;
		
		if( ! ( pV.Value >>= hierview ) )
			continue;
		
		break;
	}
	
	if( hierview.getLength() )
	{
		Reference< XHierarchicalNameAccess > xhieraccess( m_xHDS,UNO_QUERY );
		Any aAny = xhieraccess->getByHierarchicalName( hierview );
		Reference< XInterface > xInterface;
		aAny >>= xInterface;
		return xInterface;
	}
	else
		return m_xHDS;
}


Sequence< rtl::OUString > SAL_CALL
TVFactory::getAvailableServiceNames( )
	throw( RuntimeException )
{
	Sequence< rtl::OUString > seq( 1 );
	seq[0] = rtl::OUString::createFromAscii( "com.sun.star.ucb.HierarchyDataReadAccess" );
	return seq;
}


// static


rtl::OUString SAL_CALL
TVFactory::getImplementationName_static()
{
	return rtl::OUString::createFromAscii( "com.sun.star.help.TreeViewImpl" );
}


Sequence< rtl::OUString > SAL_CALL
TVFactory::getSupportedServiceNames_static()
{
	Sequence< rtl::OUString > seq( 2 );
	seq[0] = rtl::OUString::createFromAscii( "com.sun.star.help.TreeView" );
	seq[1] = rtl::OUString::createFromAscii( "com.sun.star.ucb.HiearchyDataSource" );
	return seq;
}


Reference< XSingleServiceFactory > SAL_CALL
TVFactory::createServiceFactory(
	const Reference< XMultiServiceFactory >& rxServiceMgr )
{
	return Reference< XSingleServiceFactory > (
		cppu::createSingleFactory(
			rxServiceMgr,
			TVFactory::getImplementationName_static(),
			TVFactory::CreateInstance,
			TVFactory::getSupportedServiceNames_static() ) );
}


Reference< XInterface > SAL_CALL
TVFactory::CreateInstance(
	const Reference< XMultiServiceFactory >& xMultiServiceFactory )
{
	XServiceInfo* xP = (XServiceInfo*) new TVFactory( xMultiServiceFactory );
	return Reference< XInterface >::query( xP );
}

//=========================================================================
extern "C" void SAL_CALL component_getImplementationEnvironment(
	const sal_Char ** ppEnvTypeName, uno_Environment ** ppEnv )
{
	(void)ppEnv;

	*ppEnvTypeName = CPPU_CURRENT_LANGUAGE_BINDING_NAME;
}

//=========================================================================
extern "C" void * SAL_CALL component_getFactory(
	const sal_Char * pImplName,void * pServiceManager,void * pRegistryKey )
{
	(void)pRegistryKey;

	void * pRet = 0;
	
	Reference< XMultiServiceFactory > xSMgr(
		reinterpret_cast< XMultiServiceFactory * >( pServiceManager ) );
	
	Reference< XSingleServiceFactory > xFactory;
	
	//////////////////////////////////////////////////////////////////////
	// File Content Provider.
	//////////////////////////////////////////////////////////////////////
	
	if ( TVFactory::getImplementationName_static().compareToAscii( pImplName ) == 0 )
	{
		xFactory = TVFactory::createServiceFactory( xSMgr );
	}

	//////////////////////////////////////////////////////////////////////
	
	if ( xFactory.is() )
	{
		xFactory->acquire();
		pRet = xFactory.get();
	}
	
	return pRet;
}