BeginRefresh (prepare drawing of graph class object)

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BeginRefresh( )

BeginRefresh

Force a redraw of graph object

The BeginRefresh method carries out the role of a callback function. This method is called at the beginning of the Refresh method, and used for the purpose of preparing the diagram list and their respective nodes to draw.

The default return value is FALSE. If the method returns TRUE, the graph object is not redrawn.

Return Data Type:     BOOL

Implementation:

The BeginRefresh method is called from the graph object’s Refresh method

See Also:     Refresh,