Autodesk 15607-010000-5000A Manuale Utente

MGDwgDataSources Object

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-99 (null pointer)

FilterType

FilterType

Read only propety that returns the current filter type applied to the DWG 
data layer. A value of 0 indicates the layer filter type; a value of 1 indicates 
the query filter type; a value of 2 indicates a theme filter type.

For information about the different filter types, see “How Queries Work in 
Autodesk Map” on page 9, “Creating a Layer from a Theme” on page 13, and 
“Creating a Layer By Geometry Type” on page 15.

none

integer (read only) – Value indicating the current filter type. 

0 – Layer Filter

1 – Query Filter

2 – Theme Filter

-1 (Busy) – This error code is returned for the write operation.

-3 (illegal argument) ) – This error code is returned for the write operation.

-99 (null pointer) – This error code is returned for the read operation.