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Namespace: Autodesk.Revit.UI Class: UIDocument

UIDocument.PromptToMatchElementType

Method
Description:
Prompts the user to select elements to change them to the input type.
Remarks:
This method uses its own transaction, so it's not permitted to be invoked in an active transaction. In a single invocation, the user can select multiple elements to be modified to the given type, until they finish.
Syntax
public void PromptToMatchElementType(
	ElementType elementType
)
Parameters
Parameter Type Description
elementType ElementType The ElementType applied to selected instances.
Return Value
Exceptions
Exception Condition
ArgumentNullException A non-optional argument was null
InvalidOperationException This document is not the currently active one. -or- Starting a new transaction is not permitted. It could be because another transaction already started and has not been completed yet, or the document is in a state in which it cannot start a new transaction.