I have long held the following opinion on zoom control directives:

Grrrrrr


> On Feb 8, 2016, at 10:16 AM, Haitz, Lisa (haitzlm) <hait...@ucmail.uc.edu> 
> wrote:
> 
> In the case of the original question, with regard to  
> <http://langsdale.ubalt.edu>  
> This code is on the web site:
> <meta name="viewport"
>            content="width=device-width, initial-scale=1.0, 
> maximum-scale=1.0"/>
> 
> 
> In my experience, I thought having the max-scale value would affect 
> accessibility, by breaking the zoom function.?? 
> 
> http://a11yproject.com/posts/never-use-maximum-scale/
> 
> -----Original Message-----
> From: Code for Libraries [mailto:CODE4LIB@LISTSERV.ND.EDU] On Behalf Of Cary 
> Gordon
> Sent: Monday, February 08, 2016 12:11 PM
> To: CODE4LIB@LISTSERV.ND.EDU
> Subject: Re: [CODE4LIB] Don't Change Your Site Because of Reference 
> Librarians RE: [CODE4LIB] Responsive website question
> 
> This is less a matter of site behavior that it is an issue with how the zoom 
> feature works. I agree that zoom should work as you describe, but it won’t 
> work that way if the browser is sending the wrong message regarding the 
> viewport. The viewport should not change when the page is zoomed in on. I 
> think that most users would expect that zooming would enlarge a protion of 
> the viewport, and that is what it should do.
> 
> Cary
> 
> Cary Gordon, MLS
> The Cherry Hill Company
> http://chillco.com
> 
>> On Feb 8, 2016, at 8:25 AM, Katherine Deibel <dei...@uw.edu> wrote:
>> 
>>> When people zoom in (e.g., CTRL+), they aren't actually *zooming in* 
>>> insomuch as making the viewport smaller. The viewport is the keystone to 
>>> the media query magic that makes websites responsive. When it is smaller, 
>>> like for your phone, then it presents a different layout.
>> 
>> Because yes, that is exactly what users are expecting when they use a 
>> feature called zoom. Content and layout change too in other applications 
>> like Word, PDF readers, etc. when you zoom in and out... oh wait... they 
>> don't.
>> 
>> Nope. I would argue that most users believe zoom works like zoom in other 
>> applications and would not talk about the technical aspects of how 
>> responsiveness and concepts like view ports.
>> 
>> From a disability accessibility perspective, magnification is not purely 
>> about text readability but making sure that all features of a 
>> website---images, interactive widgets, text, etc.---are of use to the user. 
>> Merely changing the font size is like putting out a fire in the kitchen 
>> while the rest of the house is ablaze.
>> 
>> 
>> 
>> Kate Deibel, PhD | Web Applications Specialist Information Technology 
>> Services University of Washington Libraries 
>> http://staff.washington.edu/deibel
>> 
>> --
>> 
>> "When Thor shows up, it's always deus ex machina."
>> 
>> On 2016-02-08 7:18 AM, Michael Schofield wrote:
>>> Hi folks,
>>> 
>>> Chiming in. Kyle asked
>>> 
>>>> The reference librarians frequently zoom in on our homepage during class 
>>>> instruction, and have noticed that after they zoom in a bit, our homepage 
>>>> switches from desktop to the mobile layout. Is there any easy way around 
>>>> this?  In other words, is it possible to fix the site so that, if a user 
>>>> is on a desktop/laptop, zooming in on the homepage will *not* flip the 
>>>> user over to the mobile layout?
>>> 
>>> This is actually the normal and expected behavior of responsive websites. 
>>> Otherwise breaking this zoom would make the content less accessible, but 
>>> perhaps a workaround would be to add a font size toggle in the header of 
>>> the website where users can increase or decrease just the font size. Since 
>>> I read you were using jQuery, check out this code that does what I 
>>> described really neatly: http://codepen.io/ianfarb/pen/sxbvk .
>>> 
>>> When people zoom in (e.g., CTRL+), they aren't actually *zooming in* 
>>> insomuch as making the viewport smaller. The viewport is the keystone to 
>>> the media query magic that makes websites responsive. When it is smaller, 
>>> like for your phone, then it presents a different layout.
>>> 
>>> Anyway, I really wanted to comment to warn against making changes like this 
>>> to your website because of library-specific use cases - e.g., someone, 
>>> staff or stakeholder, complains. These don't reflect the use cases of your 
>>> patronbase.
>>> 
>>> The reference librarians can change the default font size of their 
>>> browsers. I would make them google that, rather than seek to break 
>>> the zoom. For starters, here is how you go about it in Chrome. 
>>> http://www.ehow.com/how_10035444_change-text-size-color-google.html
>>> 
>>> Good question!
>>> 
>>> Michael Schofield
>>> www.libux.co / @schoeyfield / www.webforlibraries.com
>>> 
>>> -----Original Message-----
>>> From: Code for Libraries [mailto:CODE4LIB@LISTSERV.ND.EDU] On Behalf 
>>> Of Katherine N. Deibel
>>> Sent: Friday, February 5, 2016 2:43 PM
>>> To: CODE4LIB@LISTSERV.ND.EDU
>>> Subject: Re: [CODE4LIB] Responsive website question
>>> 
>>> This is actually a really good question as it gets into an 
>>> interesting tension between responsiveness and accessibility. Zooming 
>>> is often a useful means of addressing visual access issues, and one 
>>> cannot presume that a user will have external or in-browser apps for 
>>> magnification.
>>> 
>>> There is some literature on defining media queries using em/rem units 
>>> instead of pixels, which would address some of the issues.
>>> http://blog.cloudfour.com/the-ems-have-it-proportional-media-queries-
>>> ftw/ https://css-tricks.com/zooming-squishes/
>>> 
>>> I can't say for certain about this, however, as I haven't tested it yet.
>>> I have now added zooming vs responsiveness to my testing criteria.
>>> 
>>> 
>>> Kate Deibel, PhD | Web Applications Specialist Information Technology 
>>> Services University of Washington Libraries 
>>> http://staff.washington.edu/deibel
>>> 
>>> --
>>> 
>>> "When Thor shows up, it's always deus ex machina."
>>> 
>>> On 2/5/2016 10:40 AM, Kyle Breneman wrote:
>>>> Happy Friday, everybody!
>>>> 
>>>> Our library recently got a shiny new, responsive-esque website.
>>>> <http://langsdale.ubalt.edu>  The reference librarians frequently 
>>>> zoom in on our homepage during class instruction, and have noticed 
>>>> that after they zoom in a bit, our homepage switches from desktop to the 
>>>> mobile layout.
>>>> 
>>>> Is there any easy way around this?  In other words, is it possible 
>>>> to fix the site so that, if a user is on a desktop/laptop, zooming 
>>>> in on the homepage will *not* flip the user over to the mobile layout?
>>>> 
>>>> Thanks for your help!
>>>> 
>>>> Kyle
>>>> 

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