9.4 DUIM-Frames Module
command-undoable?
Generic function
Summary
Returns true if the specified command is undoable.
Signature
command-undoable? command => undoable?
Arguments
- command
- An instance of type
<command>.
Values
- undoable?
- An instance of type
<boolean>.
Library
duim-frames
Module
duim-frames
Description
Returns true if command is undoable, that is, there is a specified command that the user can choose (for instance, by choosing Edit > Undo) that will reverse the effects of command.