@class PXSectionedSelectionManager, PXSectionedDataSource, PXSectionedDataSourceManager, PXSelectionSnapshot, NSString, PXUIMediaProvider; @interface PXAssetsSession : PXObservable <PXSectionedDataSourceManagerObserver> @property (retain, nonatomic) PXSectionedDataSource *dataSource; @property (retain, nonatomic) PXSelectionSnapshot *selectionSnapshot; @property (readonly, nonatomic) PXSectionedDataSourceManager *dataSourceManager; @property (readonly, nonatomic) PXUIMediaProvider *mediaProvider; @property (retain, nonatomic) PXSectionedSelectionManager *selectionManager; @property (readonly) unsigned long long hash; @property (readonly) Class superclass; @property (readonly, copy) NSString *description; @property (readonly, copy) NSString *debugDescription; - (id)init; - (void)observable:(id)a0 didChange:(unsigned long long)a1 context:(void *)a2; - (id)mutableChangeObject; - (void)_updateDataSourceDependentProperties; - (void).cxx_destruct; - (id)initWithDataSourceManager:(id)a0 mediaProvider:(id)a1; - (id)initWithDataSourceManager:(id)a0 mediaProvider:(id)a1 selectionManager:(id)a2; @end