6
votes
5answers
402 views

What is the best method to undo an action?

Imagine for the sake of simplicity I have a web app to-do list, where each item is a line and has a check mark near it. When the user clicks the check mark, the task is then "done" and the line fades ...
1
vote
2answers
199 views

Multi-step undo with some actions which could not be undone

We're developing a plugin for some web-based application. Our plugin somehow enrich the functionality of the hosted application and uses some of the provided UI for certain functionality like adding ...