an object used to operate a physical or virtual device. For questions regarding how to present and implement controls for a particular interface or interaction.

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8
votes
3answers
3k views

Tri-state checkbox: Which state should be selected after clicking?

There is a hierarchy of selectable items, let's say a parent and two children. All three items have checkboxes. When both children are checked, the parent's checkbox is also checked. When both ...
0
votes
3answers
437 views

Magic meaning of Apply button on a form

I understood that [Apply] button does the same as [OK] without closing the modal form. Is it a programmer's trick to see changes outside current form and still be focused to it? Maybe it is like safe ...
4
votes
3answers
299 views

How to indicate that something has changed on a form

I have a form that displays queue of messages and number these messages can be changed. Really I want to "indicate" label (queue length) when the number of messages were increased to improve user ...
0
votes
1answer
179 views

What are some recommended web resources for theming and design of WPF controls? [closed]

I previously tried to ask about themeing resources for WPF in this previous question However at the time UI stack didn't really exist, and the SO guys gave "how to learn" type answer. I'm looking for ...
5
votes
4answers
1k views

Should a light switch be small or big, or does this depend on other factors?

Small and big light switch compared: It's strange that this usually differs by country. The big ones are easier to hit, but the small ones provide better feedback (if you don't immediately see the ...
6
votes
4answers
695 views

How to represent a one time action

I am doing serious games and simulations and I sometimes have the need to represent actions to the user that they can only do once. Basically the user issues a command that only needs to be done once. ...
6
votes
1answer
271 views

How to get a consistent “perceived” color on a transparent BG? [closed]

I'm in a pickle. I have to make form controls (buttons, checkboxes, text inputs, etc.) on a semi transparent black background (85% alpha). Here's what they look like so far: Notice the ...
10
votes
3answers
592 views

How to indicate a text field is autocomplete capable? [duplicate]

Possible Duplicate: How to tell the user that an input box is autocomplete-enabled? Has anyone come across any kind of visual indicator that suggests a text field will autocomplete? ...
1
vote
3answers
285 views

Criteria for choosing fonts for a tree in a utility that everyone likes and can read?

So I've got a utility that really only needs to be ran internally, but I want the guys who use it to not complain about it all the time. I don't think that style particularly matters to them ...
10
votes
7answers
1k views

Any examples or suggestions for working with timelines [closed]

I'm going to be writing an application that needs to handle linear work flows. For simplicity, there are two types of entries: Events: A trigger condition that allows you to move forward. It may ...
56
votes
11answers
11k views

Intuitive interface for Composing Boolean Logic?

I'm interested to know how people have, or would construct an interface which simplifies constructing logical boolean conditions? (Yes, it's a database query builder) In my mind a bad interface has ...
13
votes
6answers
1k views

Select All & Clear All vs. Invert

I met with situation when I have to use the long multiply check list. I have to add some usable buttons Select All, Clear All or Revert Invert. I know that the common practice is using "Select All" ...
36
votes
11answers
15k views

Most User-Friendly Form Fields for Entering Date/Time?

What are the different ways to have fields in an application for date, time, or both? What are the pros and cons for each? The most common seem to be a combination of 2–3 drop-downs, or some form ...
15
votes
9answers
2k views

Scrollbar on the left

Is there a deep study that suggests to place a scrollbar on the right? Personally I move it to the left whenever it's possible (firefox allow this, as well as xterm and emacs). I know that placing a ...
0
votes
2answers
209 views

Depended controls framework [closed]

I am looking for client-side javascript plugin for jquery(preferred, or maybe other framework) that can implement the dependency between controls. Here is general requirements: the dependency shall ...
3
votes
5answers
4k views

How to display the hierarchical data [closed]

Some real ui javascript library wanted! I have to display some hierarchical data on the web page. It should not be a classical tree view with the text items. I am looking for a graphical ...
13
votes
5answers
660 views

Web - How to represent a numeric input that is limited to increments of some number

I have a requirement for a form that restricts a field value to fixed increments of 50 and I'm not sure what would be the most elegant way to represent that constraint in a meaningful fashion. The ...
11
votes
4answers
536 views

Which one is easier to use: horizontal or vertical sliders?

Which type of sliders is easier to use: horizontal or vertical?
12
votes
6answers
24k views

ExtJS vs. JQuery [closed]

From a UX design perspective (design freedom, interaction polish, usability, skin-ability, etc.), what JavaScript UI framework is best? Particularly, we are looking at ExtJS and JQuery. And, yes, we ...
24
votes
13answers
2k views

Is it better to prevent a forbidden action or display an error/explanation message?

There are multiple examples, so I'll pick a specific one to focus the question. Let's say a user can have specific characteristics (or permissions): Admin, Virtual, External, Financial, etc. To ...
21
votes
11answers
12k views

What's the best way to present date of birth form fields?

I am building a form that requires users to enter in their DOB. What is the best practice for this? I have identified 3 basic options: Free Text Field Users are able to enter day, month and year in ...