sdrpageuser.hxx

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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#ifndef INCLUDED_SVX_SDRPAGEUSER_HXX
#define INCLUDED_SVX_SDRPAGEUSER_HXX
 
#include <vector>
 
class SdrPage;
 
// To make things more safe, allow users of the page to register at it. The users need to be derived
// from sdr::PageUser to get a call. The users do not need to call RemovePageUser() at the page
// when they get called from PageInDestruction().
 
namespace sdr
{
    class PageUser
    {
    public:
        // this method is called from the destructor of the referenced page.
        // do all necessary action to forget the page. It is not necessary to call
        // RemovePageUser(), that is done from the destructor.
        virtual void PageInDestruction(const SdrPage& rPage) = 0;
 
    protected:
        ~PageUser() {}
    };
 
    // typedef for PageUserVector
    typedef ::std::vector< PageUser* > PageUserVector;
} // end of namespace sdr
 
#endif // INCLUDED_SVX_SDRPAGEUSER_HXX
 
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