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InstanceDefinitionInUse Method
Determines whether the instance definition is referenced.

Namespace: Rhino.DocObjects
Assembly: RhinoCommon (in RhinoCommon.dll) Version: 5.1.50000.0 (5.0.20693.0)
public bool InUse(
	int wheretoLook


Type: SystemInt32

0 = check for top level references in active document.

1 = check for top level and nested references in active document.

2 = check for references in other instance definitions.

Return Value

Type: Boolean
true if the instance definition is used; otherwise false.
See Also