xref: /trunk/main/fpicker/source/office/fpinteraction.hxx (revision 10ce8018)

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 * Licensed to the Apache Software Foundation (ASF) under one
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 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
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#ifndef SVTOOLS_FILEPICKER_INTERACTION_HXX
#define SVTOOLS_FILEPICKER_INTERACTION_HXX

#include <cppuhelper/implbase1.hxx>
#include <com/sun/star/task/XInteractionHandler.hpp>

//........................................................................
namespace svt
{
//........................................................................

	//====================================================================
	//= OFilePickerInteractionHandler
	//====================================================================
	typedef ::cppu::WeakImplHelper1	<	::com::sun::star::task::XInteractionHandler
									>	OFilePickerInteractionHandler_Base;

	/** a InteractionHandler implementation which extends another handler with some customizability
	*/
	class OFilePickerInteractionHandler : public OFilePickerInteractionHandler_Base
	{
    public:
        /** flags, which indicates special handled interactions
            These values will be used combained as flags - so they must
            in range [2^n]!
         */
        enum EInterceptedInteractions
        {
            E_NOINTERCEPTION = 0,
            E_DOESNOTEXIST   = 1
            // next values [2,4,8,16 ...]!
        };

	protected:
        ::com::sun::star::uno::Reference< ::com::sun::star::task::XInteractionHandler > m_xMaster        ; // our master handler
        ::com::sun::star::uno::Any                                                      m_aException     ; // the last handled request
        sal_Bool                                                                        m_bUsed          ; // indicates using of this interaction handler instance
        EInterceptedInteractions                                                        m_eInterceptions ; // enable/disable interception of some special interactions

	public:
        OFilePickerInteractionHandler( const ::com::sun::star::uno::Reference< ::com::sun::star::task::XInteractionHandler >& _rxMaster );

        // some generic functions
        void     enableInterceptions( EInterceptedInteractions eInterceptions );
        sal_Bool wasUsed            () const;
        void     resetUseState      ();
        void     forgetRequest      ();

        // functions to analyze last cached request
        sal_Bool wasAccessDenied() const;

	protected:
		// XInteractionHandler
		virtual void SAL_CALL handle( const ::com::sun::star::uno::Reference< ::com::sun::star::task::XInteractionRequest >& _rxRequest ) throw (::com::sun::star::uno::RuntimeException);

	private:
		~OFilePickerInteractionHandler();
	};

//........................................................................
}	// namespace svt
//........................................................................

#endif // SVTOOLS_FILEPICKER_INTERACTION_HXX