Skip to main content Skip to complementary content


Defines if an object should contain information on the number of possible undo and redo.


"qUndoInfoDef": The numbers of undos and redos are empty when an object is created. The number of possible undos is increased every time an action (for example, create a child, set some properties) on the object is performed. The number of possible redos is increased every time an undo action is performed.


See also

Undo or redo an action


Did this page help you?

If you find any issues with this page or its content – a typo, a missing step, or a technical error – let us know how we can improve!