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27 
28  #ifndef IDOCUMENTCHARTDATAPROVIDER_HXX_INCLUDED
29  #define IDOCUMENTCHARTDATAPROVIDER_HXX_INCLUDED
30 
31 #include "com/sun/star/uno/Reference.hxx"
32 
33 namespace com { namespace sun { namespace star { namespace frame {
34     class XModel;
35 }}}}
36 
37 class SwTable;
38 class SwChartDataProvider;
39 class SwChartLockController_Helper;
40 
41 
42  /** Give access to the data-provider for chart
43  */
44  class IDocumentChartDataProviderAccess
45  {
46  public:
47 
48     /**
49         returns or creates the data-provider for chart
50 	*/
51     virtual SwChartDataProvider * GetChartDataProvider( bool bCreate = false ) const = 0;
52 
53     /**
54         calls createInternalDataProvider for all charts using the specified table
55     */
56     virtual void CreateChartInternalDataProviders( const SwTable *pTable ) = 0;
57 
58     /**
59         returns chart controller helper that is used to lock/unlock all
60         charts when relevant parts of tables are changed
61     */
62     virtual SwChartLockController_Helper & GetChartControllerHelper() = 0;
63 
64  protected:
65     virtual ~IDocumentChartDataProviderAccess() {};
66  };
67 
68  #endif // IDOCUMENTCHARTDATAPROVIDER_HXX_INCLUDED
69 
70