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21 
22 
23 
24 #ifndef SD_SLIDESORTER_VIEW_VIEW_CACHE_CONTEXT_HXX
25 #define SD_SLIDESORTER_VIEW_VIEW_CACHE_CONTEXT_HXX
26 
27 #include "cache/SlsCacheContext.hxx"
28 #include "model/SlsSharedPageDescriptor.hxx"
29 
30 namespace sd { namespace slidesorter { namespace model {
31 class SlideSorterModel;
32 } } }
33 
34 namespace sd { namespace slidesorter {
35 class SlideSorter;
36 } }
37 
38 namespace sd { namespace slidesorter { namespace view {
39 
40 /** The cache context for the SlideSorter as used by Draw and Impress.  See
41     the base class for documentation of the individual methods.
42 */
43 class ViewCacheContext : public cache::CacheContext
44 {
45 public:
46     ViewCacheContext (SlideSorter& rSlideSorter);
47     virtual ~ViewCacheContext (void);
48     virtual void NotifyPreviewCreation (cache::CacheKey aKey, const Bitmap& rPreview);
49     virtual bool IsIdle (void);
50     virtual bool IsVisible (cache::CacheKey aKey);
51     virtual const SdrPage* GetPage (cache::CacheKey aKey);
52     virtual ::boost::shared_ptr<std::vector<cache::CacheKey> > GetEntryList (bool bVisible);
53     virtual sal_Int32 GetPriority (cache::CacheKey aKey);
54     virtual ::com::sun::star::uno::Reference<com::sun::star::uno::XInterface> GetModel (void);
55 
56 private:
57     model::SlideSorterModel& mrModel;
58     SlideSorter& mrSlideSorter;
59 
60     model::SharedPageDescriptor GetDescriptor (cache::CacheKey aKey);
61 };
62 
63 
64 } } } // end of namespace ::sd::slidesorter::view
65 
66 #endif
67