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#ifndef DBACCESS_SUBCOMPONENTMANAGER_HXX
#define DBACCESS_SUBCOMPONENTMANAGER_HXX

#include "AppElementType.hxx"

/** === begin UNO includes === **/
#include <com/sun/star/lang/XEventListener.hpp>
#include <com/sun/star/frame/XController.hpp>
/** === end UNO includes === **/

#include <comphelper/sharedmutex.hxx>
#include <cppuhelper/implbase1.hxx>

#include <memory>

//........................................................................
namespace dbaui
{
//........................................................................

    struct SubComponentManager_Data;
    class OApplicationController;

    //====================================================================
    //= SubComponentManager
    //====================================================================
    typedef ::cppu::WeakImplHelper1 <   ::com::sun::star::lang::XEventListener
                                    >   SubComponentManager_Base;
    class SubComponentManager : public SubComponentManager_Base
    {
    public:
        SubComponentManager( OApplicationController& _rController, const ::comphelper::SharedMutex& _rMutex );
        virtual ~SubComponentManager();

        void    disposing();

        // XEventListener
        virtual void SAL_CALL disposing( const ::com::sun::star::lang::EventObject& Source ) throw (::com::sun::star::uno::RuntimeException);

        // XDatabaseDocumentUI helpers
        ::com::sun::star::uno::Sequence< ::com::sun::star::uno::Reference< ::com::sun::star::lang::XComponent> >
                    getSubComponents() const;
        sal_Bool    closeSubComponents();

        // container access
        void        onSubComponentOpened(
                        const ::rtl::OUString&  _rName,
                        const sal_Int32         _nComponentType,
                        const ElementOpenMode   _eOpenMode,
                        const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XComponent >&
                                                _rxComponent
                    );
        bool        empty() const;

        /** activates (i.e. brings to top) the frame in which the given component is loaded, if any

            @return
                <TRUE/> if any only of such a frame was found, i.e. the component had already been loaded
                previously
        */
        bool        activateSubFrame(
                        const ::rtl::OUString& _rName,
                        const sal_Int32 _nComponentType,
                        const ElementOpenMode _eOpenMode
                    ) const;

        /** closes all frames of the given component

            If a view for the component (given by name and type) has been loaded into one or more
            frames (with potentially different OpenModes), then those frames are gracefully closed.

            @return
                <TRUE/> if and only if closing those frames was successful, or frames for the given sub component
                exist.
        */
        bool        closeSubFrames(
                        const ::rtl::OUString& _rName,
                        const sal_Int32 _nComponentType
                    );
    private:
        ::std::auto_ptr< SubComponentManager_Data > m_pData;
    };

//........................................................................
} // namespace dbaui
//........................................................................

#endif // DBACCESS_SUBCOMPONENTMANAGER_HXX