| UTransactor::Begin()
|
Module |
|
Header |
/Engine/Source/Editor/Matinee/Classes/MatineeTransBuffer.h |
Include |
#include "MatineeTransBuffer.h" |
Begins a new undo transaction. An undo transaction is defined as all actions which take place when the user selects "undo" a single time. If there is already an active transaction in progress, increments that transaction's action counter instead of beginning a new transaction.
Number of active actions when Begin() was called; values greater than 0 indicate that there was already an existing undo transaction in progress.
Parameter |
Description |
---|---|
SessionContext |
the context for the undo session; typically the tool/editor that cause the undo operation |
Description |
the description for the undo session; this is the text that will appear in the "Edit" menu next to the Undo item |