olestorage.hxx

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#ifndef INCLUDED_OOX_OLE_OLESTORAGE_HXX
#define INCLUDED_OOX_OLE_OLESTORAGE_HXX

#include <vector>

#include <com/sun/star/uno/Reference.hxx>
#include <oox/dllapi.h>
#include <oox/helper/storagebase.hxx>
#include <rtl/ustring.hxx>

namespace com::sun::star {
    namespace container { class XNameContainer; }
    namespace embed { class XStorage; }
    namespace io { class XInputStream; }
    namespace io { class XOutputStream; }
    namespace io { class XStream; }
    namespace uno { class XComponentContext; }
}

namespace oox::ole {


class OOX_DLLPUBLIC OleStorage final : public StorageBase
{
public:
    explicit            OleStorage(
                            const css::uno::Reference< css::uno::XComponentContext >& rxContext,
                            const css::uno::Reference< css::io::XInputStream >& rxInStream,
                            bool bBaseStreamAccess );

    explicit            OleStorage(
                            const css::uno::Reference< css::uno::XComponentContext >& rxContext,
                            const css::uno::Reference< css::io::XStream >& rxOutStream,
                            bool bBaseStreamAccess );

    virtual             ~OleStorage() override;

private:
    explicit            OleStorage(
                            const OleStorage& rParentStorage,
                            const css::uno::Reference< css::container::XNameContainer >& rxStorage,
                            const OUString& rElementName,
                            bool bReadOnly );
    explicit            OleStorage(
                            const OleStorage& rParentStorage,
                            const css::uno::Reference< css::io::XStream >& rxOutStream,
                            const OUString& rElementName );

    void                initStorage( const css::uno::Reference< css::io::XInputStream >& rxInStream );
    void                initStorage( const css::uno::Reference< css::io::XStream >& rxOutStream );

    virtual bool        implIsStorage() const override;

    virtual css::uno::Reference< css::embed::XStorage >
                        implGetXStorage() const override;

    virtual void        implGetElementNames( ::std::vector< OUString >& orElementNames ) const override;

    virtual StorageRef  implOpenSubStorage( const OUString& rElementName, bool bCreateMissing ) override;

    virtual css::uno::Reference< css::io::XInputStream >
                        implOpenInputStream( const OUString& rElementName ) override;

    virtual css::uno::Reference< css::io::XOutputStream >
                        implOpenOutputStream( const OUString& rElementName ) override;

    virtual void        implCommit() const override;

private:
    css::uno::Reference< css::uno::XComponentContext >
                        mxContext;          
    css::uno::Reference< css::container::XNameContainer >
                        mxStorage;          
    const OleStorage*   mpParentStorage;    
};


} // namespace oox::ole

#endif

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