Agreed – thanks for calling that out, Andy. Rob
On Tue, Sep 20, 2016 at 1:13 PM, Andy LoPresto <alopre...@apache.org> wrote: > In this and other UI discussions going on, I would request that everyone > keep in mind the usability of the software by people with visual and other > impairments. The US Federal Government has guidelines referred to as > “Section 508” [1] which cover the design and usability of softwares > specifically to ensure access for as many people as possible. Now, NiFi is > not explicitly governed by these rules, but it seems to me that we should > work towards accessibility from the beginning, not as a bolt-on effort. > > In that vein, one of the simplest and easiest rules is “color is great as > a secondary indicator, but should not be the *only* indicator”. In practice > — changing the color of a connection to indicate back pressure is a great > feature, but there should be another indicator of back pressure that does > not require the ability to discern color. > > [1] https://www.section508.gov/content/learn/standards/ > quick-reference-guide > > Andy LoPresto > alopre...@apache.org > *alopresto.apa...@gmail.com <alopresto.apa...@gmail.com>* > PGP Fingerprint: 70EC B3E5 98A6 5A3F D3C4 BACE 3C6E F65B 2F7D EF69 > > On Sep 20, 2016, at 8:28 AM, Andrew Grande <apere...@gmail.com> wrote: > > I like the tooltip addition of yours. > > For more interactive feedback on the canvas I can immediately think of 2 > items. > > 1. Indicator for when backpressure was configured on a connection > (although it's now always added by default, maybe less useful). > > 2. Changing the color of a connection when backpressure has engaged could > go a long way. Can go further, gradient color based on how close the > connection backlog is to triggering the backpressure controls. Immediately > highlights hotspots visually. > > Andrew > > On Tue, Sep 20, 2016, 9:40 AM Rob Moran <rmo...@gmail.com> wrote: > >> Andrew, >> >> Thanks for the feedback on the status bar. Separation between each item >> helps but realize after your comments how it can not feel like a single, >> cohesive group of items. We could probably tighten things up a bit. >> >> I think another part of this that could help would be to address some of >> the discussion around awareness of stats updating. Being able to call more >> attention (without being too intrusive) when stats change could help ease >> some of the burden of having to routinely scan the status bar to look for >> changes. >> >> Also related, I would like to see us get a tooltip that is seen when you >> hover anywhere on the status bar. That tooltip would provide more >> descriptive text about what each item means. It would help new users learn >> as well as provide detail and follow-on action when something is alerted. >> >> Let's see what others think and then I can work on filing a jira to >> capture thoughts. >> >> Rob >> >> On Mon, Sep 19, 2016 at 6:22 PM, Andrew Grande <apere...@gmail.com> >> wrote: >> >>> Hi All, >>> >>> I'd like to provide some feedback on the NiFi 1.0 UI now that I had a >>> chance to use it for a while, as well as pass along what I heard directly >>> from other end users. >>> >>> Attached is a screenshot of a status bar right above the main flow >>> canvas. The biggest difference from the 0.x UI is how much whitespace it >>> now has between elements. To a point where it's not possible to quickly >>> scan the state with a glance. >>> >>> Does anyone have other opinions? Can we adjust things slightly so they >>> are easier on the eye an have less horizontal friction? >>> >>> Thanks! >>> Andrew >>> >>> >>> >> >