/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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 *
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 * 
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 *
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 *
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License version 3 for more details
 * (a copy is included in the LICENSE file that accompanied this code).
 *
 * You should have received a copy of the GNU Lesser General Public License
 * version 3 along with OpenOffice.org.  If not, see
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#ifndef _CODEMAKER_DEPENDENCY_HXX_
#define _CODEMAKER_DEPENDENCY_HXX_

#include 	<boost/unordered_map.hpp>
#include	<registry/registry.hxx>
#include	<registry/reflread.hxx>
#include	<codemaker/typemanager.hxx>
#include	<codemaker/global.hxx>
#include <osl/diagnose.h>

#define	TYPEUSE_NORMAL		0x0001
#define	TYPEUSE_SUPER		0x0002
#define	TYPEUSE_MEMBER		0x0004
#define	TYPEUSE_INPARAM		0x0008
#define	TYPEUSE_OUTPARAM 	0x0010
#define	TYPEUSE_INOUTPARAM 	0x0020
#define	TYPEUSE_RETURN		0x0040
#define	TYPEUSE_EXCEPTION	0x0080
#define	TYPEUSE_SCOPE       0x0100

/**
 * Flag shows the state of the code generation. If the Flag is set
 * the code for this type is generated.
 */
#define	CODEGEN_DEFAULT		0x0001

struct TypeUsing
{
    TypeUsing(const ::rtl::OString& type, sal_uInt16 use)
        : m_type(type)
        , m_use(use) 
        {}

    ::rtl::OString 	m_type;
    sal_uInt16		m_use;

    sal_Bool operator == (const TypeUsing & typeUsing) const
    {
        OSL_ASSERT(0);
        return m_type == typeUsing.m_type && m_use == typeUsing.m_use;
    }
};

struct LessTypeUsing
{
    sal_Bool operator()(const TypeUsing& tuse1, const TypeUsing& tuse2) const
    {
        return (tuse1.m_type < tuse2.m_type);
    }
};

typedef	::std::set< TypeUsing, LessTypeUsing > TypeUsingSet;


typedef	::boost::unordered_map
<	
    ::rtl::OString, 
    TypeUsingSet, 
    HashString, 
    EqualString
> DependencyMap;

typedef	::boost::unordered_map
<	
    ::rtl::OString, 
    sal_uInt16, 
    HashString, 
    EqualString
> GenerationMap;

struct TypeDependencyImpl
{
    TypeDependencyImpl()
        : m_refCount(0)
        {}

    sal_Int32		m_refCount;
    DependencyMap	m_dependencies;
    GenerationMap	m_generatedTypes;
};	

class TypeDependency
{
public:
    TypeDependency();
    ~TypeDependency();

    TypeDependency( const TypeDependency& value )
        : m_pImpl( value.m_pImpl )
    {
        acquire();
    }

    TypeDependency& operator = ( const TypeDependency& value )
    {
        release();
        m_pImpl = value.m_pImpl;
        acquire();
        return *this;
    }

    sal_Bool 		insert(const ::rtl::OString& type, const ::rtl::OString& depend, sal_uInt16);
    TypeUsingSet	getDependencies(const ::rtl::OString& type);
    sal_Bool		hasDependencies(const ::rtl::OString& type);

    void		setGenerated(const ::rtl::OString& type, sal_uInt16 genFlag=CODEGEN_DEFAULT);
    sal_Bool	isGenerated(const ::rtl::OString& type, sal_uInt16 genFlag=CODEGEN_DEFAULT);

    sal_Int32 getSize() { return m_pImpl->m_generatedTypes.size(); }
protected:
    void acquire();
    void release();

protected:
    TypeDependencyImpl*	m_pImpl;
};

sal_Bool checkTypeDependencies(TypeManager& typeMgr, TypeDependency& dependencies, const ::rtl::OString& type, sal_Bool bDepend = sal_False);
    
#endif // _CODEMAKER_DEPENDENCY_HXX_

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