Specifies a Locate Filter to use to assist in selection of objects in the drawing.
Select Locate Filter 
on the SmartSelect toolbar to display this dialog. The dialog provides a list of locate filters that,
upon selection, can be applied to certain selected elements in the drawing. For a
Smart P&ID drawing, only the following elements are supported for filtering:
-
All
-
Connector
-
SmartFrame
-
Symbol
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SmartSymbol (selects the labels in the Polygon Fence selected area)
This command is inactive if filtering has been turned off. Use the Turn Filtering On/Off command on the SmartSelect ribbon to enable and disable the use of filters during element selection.