Refers bringing back a previous or older state of e.g. a website or document by reverting one or more previous actions.

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52
votes
9answers
6k views

Undo History - Why limit it?

Why do most applications have fairly limited 'undo' history functionality? I've been caught out on multiple occasions (granted its technically my fault) where I've needed to undo a number of changes ...
15
votes
8answers
558 views

How to undo a 'select all' action

download bmml source – Wireframes created with Balsamiq Mockups The convention for a 'Select All' checkbox is simple: if blank, click to select all. If ticked, click to de-select all. ...
12
votes
7answers
533 views

Saving & restoring undo stack — good or bad?

In a sovereign desktop app with multi-level undo/redo (ie Photoshop, Word, etc), would being able to save and restore the undo history of a file with the file itself be a good thing or a bad thing? My ...
10
votes
2answers
181 views

Timer for undos (aka ctrl + z for pointing devices)

We are in the middle of an endless conversation* in the office : Should undos have a timer before disappearance or should they be displayed until next action? In our discussion, closing or changing ...
7
votes
3answers
135 views

Time based undo/redo?

A friend of mine works on a tool allowing visually presenting ideas and she asked me how it should let users go back to any changes made previously. Firstly, I told her to just provide History and ...
6
votes
5answers
398 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 ...
3
votes
3answers
309 views

Rationale behind not having infinite undo [duplicate]

Possible Duplicate: Undo History - Why limit it? First off, this seemed like the best spot as Undo is a de facto user interface requirement for any editing program. For school we use ...
3
votes
3answers
350 views

Designing and Implementing Undo / Item-Level Undo

I am planning adding an undo/recover mechanism to an existing application, and I am looking for ideas hwo to present it to the user under pretty ugly restrictions. I've found a few particular hints, ...
2
votes
5answers
281 views

How to protect a user from accidentally deleting/redacting when Undo isn't available yet?

The next release of our [edit: java] application will allow users to delete and redact text that they've selected, based on right clicking and choosing one of those options. Unfortunately, we haven't ...
1
vote
2answers
195 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 ...