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21 
22 
23 
24  #ifndef IDOCUMENTCHARTDATAPROVIDER_HXX_INCLUDED
25  #define IDOCUMENTCHARTDATAPROVIDER_HXX_INCLUDED
26 
27 #include "com/sun/star/uno/Reference.hxx"
28 
29 namespace com { namespace sun { namespace star { namespace frame {
30     class XModel;
31 }}}}
32 
33 class SwTable;
34 class SwChartDataProvider;
35 class SwChartLockController_Helper;
36 
37 
38  /** Give access to the data-provider for chart
39  */
40  class IDocumentChartDataProviderAccess
41  {
42  public:
43 
44     /**
45         returns or creates the data-provider for chart
46 	*/
47     virtual SwChartDataProvider * GetChartDataProvider( bool bCreate = false ) const = 0;
48 
49     /**
50         calls createInternalDataProvider for all charts using the specified table
51     */
52     virtual void CreateChartInternalDataProviders( const SwTable *pTable ) = 0;
53 
54     /**
55         returns chart controller helper that is used to lock/unlock all
56         charts when relevant parts of tables are changed
57     */
58     virtual SwChartLockController_Helper & GetChartControllerHelper() = 0;
59 
60  protected:
~IDocumentChartDataProviderAccess()61     virtual ~IDocumentChartDataProviderAccess() {};
62  };
63 
64  #endif // IDOCUMENTCHARTDATAPROVIDER_HXX_INCLUDED
65 
66