WARNING: Most of this content (with the exception of the Mozilla 1.9 XPCOM reference) is very old, and can be expected to be out of date and possibly obsolete. For better XUL documentation, please visit the XUL hub at the Mozilla Developer Center.
Transactions
Mozilla uses transactions to maintain undo state. They can be used in an application if it needs a specialized state to undo. In most cases, an application won't need to use transactions if only using the basic widgets.
nsITransactionnsITransactionList
nsITransactionListener
nsITransactionManager
@mozilla.org/transactionmanager;1
Reference documentation is generated from Mozilla's source.