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 * 
 * Licensed to the Apache Software Foundation (ASF) under one
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 * 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
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#ifndef _INC_OLECOMPONENT_HXX_
#define _INC_OLECOMPONENT_HXX_

#include <com/sun/star/uno/Sequence.hxx>
#include <com/sun/star/uno/Reference.hxx>
#include <com/sun/star/uno/Any.hxx>
#include <com/sun/star/lang/XComponent.hpp>
#include <com/sun/star/util/XCloseable.hpp>
#include <com/sun/star/datatransfer/XTransferable.hpp>
#include <com/sun/star/io/XInputStream.hpp>
#include <com/sun/star/io/XOutputStream.hpp>
#include <com/sun/star/embed/XOptimizedStorage.hpp>
#include <com/sun/star/embed/VerbDescriptor.hpp>
#include <com/sun/star/lang/XMultiServiceFactory.hpp>
#include <com/sun/star/awt/Size.hpp>
#include <com/sun/star/lang/XUnoTunnel.hpp>
#include <cppuhelper/implbase5.hxx>
#include <com/sun/star/util/XModifiable.hpp>
#include <com/sun/star/util/XModifyListener.hpp>

#include <vector>


namespace com { namespace sun { namespace star {
}}}

namespace cppu {
	class OMultiTypeInterfaceContainerHelper;
}

class OleWrapperClientSite;
class OleWrapperAdviseSink;
class OleEmbeddedObject;
struct OleComponentNative_Impl;

class OleComponent : public ::cppu::WeakImplHelper5< ::com::sun::star::util::XCloseable, ::com::sun::star::lang::XComponent,
                                                     ::com::sun::star::lang::XUnoTunnel, ::com::sun::star::util::XModifiable,
													 ::com::sun::star::datatransfer::XTransferable >
{
	::osl::Mutex m_aMutex;
	::cppu::OMultiTypeInterfaceContainerHelper* m_pInterfaceContainer;

	sal_Bool m_bDisposed;
    sal_Bool m_bModified;
	OleComponentNative_Impl* m_pNativeImpl;

	OleEmbeddedObject* m_pUnoOleObject;
	OleWrapperClientSite* m_pOleWrapClientSite;
	OleWrapperAdviseSink* m_pImplAdviseSink;

	sal_Int32 m_nOLEMiscFlags;
	sal_Int32 m_nAdvConn;

	::com::sun::star::uno::Sequence< ::com::sun::star::embed::VerbDescriptor > m_aVerbList;
	::com::sun::star::uno::Sequence< ::com::sun::star::datatransfer::DataFlavor > m_aDataFlavors;

	::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory > m_xFactory;

	sal_Bool m_bOleInitialized;

	// specifies whether the workaround for some rare embedded objects is activated ( f.e. AcrobatReader 7.0.8 object )
	// such objects report the dirty state wrongly sometimes and do not allow to store them any time
	sal_Bool m_bWorkaroundActive;


	sal_Bool InitializeObject_Impl();

	void CreateNewIStorage_Impl();

	void RetrieveObjectDataFlavors_Impl();

	void Dispose();


public:
	OleComponent( const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >& m_xFactory,
				  OleEmbeddedObject* pOleObj );

	virtual ~OleComponent();

	OleComponent* createEmbeddedCopyOfLink();

	void disconnectEmbeddedObject();

	static ::com::sun::star::awt::Size CalculateWithFactor( const ::com::sun::star::awt::Size& aSize,
															const ::com::sun::star::awt::Size& aMultiplier,
															const ::com::sun::star::awt::Size& aDivisor );

	::com::sun::star::awt::Size CalculateTheRealSize( const ::com::sun::star::awt::Size& aContSize, sal_Bool bUpdate );

	// ==== Initialization ==================================================
	void LoadEmbeddedObject( const ::rtl::OUString& aTempURL );

	void CreateObjectFromClipboard();

	void CreateNewEmbeddedObject( const ::com::sun::star::uno::Sequence< sal_Int8 >& aSeqCLSID );

	void CreateObjectFromData(
						const ::com::sun::star::uno::Reference< ::com::sun::star::datatransfer::XTransferable >& xTransfer );

	void CreateObjectFromFile( const ::rtl::OUString& aFileName );

	void CreateLinkFromFile( const ::rtl::OUString& aFileName );

	void InitEmbeddedCopyOfLink( OleComponent* pOleLinkComponent );

	// ======================================================================

	void RunObject(); // switch OLE object to running state

	void CloseObject(); // switch OLE object to loaded state

	::com::sun::star::uno::Sequence< ::com::sun::star::embed::VerbDescriptor > GetVerbList();

	void ExecuteVerb( sal_Int32 nVerbID );

	void SetHostName( const ::rtl::OUString& aContName, const ::rtl::OUString& aEmbDocName );

	void SetExtent( const ::com::sun::star::awt::Size& aVisAreaSize, sal_Int64 nAspect );

	::com::sun::star::awt::Size GetExtent( sal_Int64 nAspect );
	::com::sun::star::awt::Size GetCachedExtent( sal_Int64 nAspect );
	::com::sun::star::awt::Size GetReccomendedExtent( sal_Int64 nAspect );

	sal_Int64 GetMiscStatus( sal_Int64 nAspect );

	::com::sun::star::uno::Sequence< sal_Int8 > GetCLSID();

	sal_Bool IsWorkaroundActive() { return m_bWorkaroundActive; }

	sal_Bool IsDirty();

	void StoreOwnTmpIfNecessary();

	sal_Bool SaveObject_Impl();
	sal_Bool OnShowWindow_Impl( bool bShow );
	void OnViewChange_Impl( sal_uInt32 dwAspect );
	void OnClose_Impl();

	// XCloseable
    virtual void SAL_CALL close( sal_Bool DeliverOwnership ) throw (::com::sun::star::util::CloseVetoException, ::com::sun::star::uno::RuntimeException);
    virtual void SAL_CALL addCloseListener( const ::com::sun::star::uno::Reference< ::com::sun::star::util::XCloseListener >& Listener ) throw (::com::sun::star::uno::RuntimeException);
    virtual void SAL_CALL removeCloseListener( const ::com::sun::star::uno::Reference< ::com::sun::star::util::XCloseListener >& Listener ) throw (::com::sun::star::uno::RuntimeException);

	// XTransferable
    virtual ::com::sun::star::uno::Any SAL_CALL getTransferData( const ::com::sun::star::datatransfer::DataFlavor& aFlavor ) throw (::com::sun::star::datatransfer::UnsupportedFlavorException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException);
    virtual ::com::sun::star::uno::Sequence< ::com::sun::star::datatransfer::DataFlavor > SAL_CALL getTransferDataFlavors(  ) throw (::com::sun::star::uno::RuntimeException);
    virtual sal_Bool SAL_CALL isDataFlavorSupported( const ::com::sun::star::datatransfer::DataFlavor& aFlavor ) throw (::com::sun::star::uno::RuntimeException);

    // XComponent
    virtual void SAL_CALL dispose() throw (::com::sun::star::uno::RuntimeException);
    virtual void SAL_CALL addEventListener(const com::sun::star::uno::Reference < com::sun::star::lang::XEventListener >& aListener) throw (::com::sun::star::uno::RuntimeException);
    virtual void SAL_CALL removeEventListener(const com::sun::star::uno::Reference < com::sun::star::lang::XEventListener >& aListener) throw (::com::sun::star::uno::RuntimeException);

	// XUnoTunnel
    virtual sal_Int64 SAL_CALL getSomething( const ::com::sun::star::uno::Sequence< sal_Int8 >& aIdentifier ) throw(::com::sun::star::uno::RuntimeException) ;

    // XModifiable
    virtual sal_Bool SAL_CALL isModified() throw (::com::sun::star::uno::RuntimeException);
	virtual void SAL_CALL setModified( sal_Bool bModified )
        throw (::com::sun::star::beans::PropertyVetoException, ::com::sun::star::uno::RuntimeException);
    virtual void SAL_CALL addModifyListener( const com::sun::star::uno::Reference < com::sun::star::util::XModifyListener >& xListener ) throw(::com::sun::star::uno::RuntimeException);
    virtual void SAL_CALL removeModifyListener( const com::sun::star::uno::Reference < com::sun::star::util::XModifyListener >& xListener) throw(::com::sun::star::uno::RuntimeException);
};

#endif