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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53
votes
9answers
7k 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
604 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
563 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
187 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 ...
8
votes
3answers
141 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
484 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 ...
6
votes
2answers
112 views

Sliders and undoing?

I am looking to improve my open source project Retro Graphics Toolkit (for more information see https://github.com/ComputerNerd/Retro-Graphics-Toolkit ) and one feature that I plan to add is ...
4
votes
1answer
212 views

Best design for 'undo' in rich web apps?

I'm wondering what is the best UI pattern to allow users to 'undo' an action in a rich web application? Background: Before you say 'just use the Back button', please read this article which does a ...
3
votes
3answers
330 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
400 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
290 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 ...
2
votes
3answers
72 views

How should undo actions be worded?

I am planning to add a tooltip to our app's Undo and Redo buttons that will describe what action will be undone or redone when it is clicked. How should they be worded? Here are some examples: ...
1
vote
2answers
224 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 ...
0
votes
2answers
47 views

Is it ok to put “undo” functionality on the back button on Android?

I am adding "undo" functionality to a small Android app that lets you edit some graph. Should I put this on the "back" button? Or somewhere else? What is the best place for this?
0
votes
3answers
39 views

Should 'Change Selection' be an undo-able action?

In Microsoft's Windows Explorer, changing the file selection does not count as an undo able action but in Adobe Lightroom (on windows, at least), changing the photo selection does. It feels like ...