IsBlockInUse

Verifies that a block definition is being used by an inserted instance.

Syntax

Rhino.IsBlockInUse (strBlock [, intWhere])

Parameters

strBlock

Required.  String.  The name of an existing block definition.

intWhere

Optional.  Number.  Where to look, where:

0 (Default)

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

Returns

Boolean

True or false indicating success or failure.

Null

On error.

Example

Dim strBlock

strBlock = Rhino.GetString("Block name")

If Rhino.IsBlock(strBlock) Then

If Rhino.IsBlockInUse(strBlock) Then

Rhino.Print "The block definition is in use."

Else

Rhino.Print "The block definition is not in use."

End If

Else

Rhino.Print "The block definition does not exist."

End If

Also See

IsBlock

IsBlockInstance

IsBlockEmbedded

IsBlockReference