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Groups > comp.lang.javascript > #10159

Re: Sizing on android phone

Cross-posted to 2 groups.

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On 09/01/2012 01:03, Andrew Poulos wrote:
> I've a basic page which, onload, returns the viewport size.
>
> When I run the page on a Samsung GS it returns 450 x 320.
>
> When I create a small elearning course designed to run at 450 x 320 the
> course ends up occupying just the top quarter of the screen. (Because of
> the required user interaction I've had to disallow the default actions
> for swipes but not gestures.) If the course queries the viewport size it
> returns 1125 x 800.

There is a good explanation on measuring the viewport dimensions of a 
mobile device browser at:
<http://www.quirksmode.org/mobile/viewports.html>

Basically use (in strict mode):
document.documentElement.offsetWidth / offsetHeight

>
> To get it to "fill" the screen I added
> <meta name="viewport" content="width=device-width">
> to the head.
>
> My questions are
> - I don't understand why the viewport size changes between my basic page
> and the course on the same device.

Maybe because of the css in use, invalid html+xml markup, and/or the JS 
code used to retrieve the viewport dimensions.

> - Will <meta name="viewport"> be supported on Windows phones?

I'll pass on this one.

-- 
Joao Rodrigues (J.R.)

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Thread

Sizing on android phone Andrew Poulos <ap_prog@hotmail.com> - 2012-01-09 14:03 +1100
  Re: Sizing on android phone "Michael Haufe (TNO)" <tno@thenewobjective.com> - 2012-01-08 21:23 -0800
  Re: Sizing on android phone Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2012-01-09 12:15 +0100
    Re: Sizing on android phone Andrew Poulos <ap_prog@hotmail.com> - 2012-01-09 23:17 +1100
      Re: Sizing on android phone Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2012-01-09 14:02 +0100
        Re: Sizing on android phone "Michael Haufe (TNO)" <tno@thenewobjective.com> - 2012-01-09 11:36 -0800
          Re: Sizing on android phone Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2012-01-09 22:10 +0100
        Re: Sizing on android phone Andrew Poulos <ap_prog@hotmail.com> - 2012-01-10 06:48 +1100
          Re: Sizing on android phone Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2012-01-09 22:15 +0100
            Re: Sizing on android phone Andrew Poulos <ap_prog@hotmail.com> - 2012-01-10 08:31 +1100
              Re: Sizing on android phone Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2012-01-09 23:45 +0100
      Re: Sizing on android phone "Evertjan." <exjxw.hannivoort@interxnl.net> - 2012-01-09 14:23 +0000
  Re: Sizing on android phone "J.R." <groups_jr-1@yahoo.com.br> - 2012-01-12 04:29 -0200
    Re: Sizing on android phone "J.R." <groups_jr-1@yahoo.com.br> - 2012-01-12 06:13 -0200
  Re: Sizing on android phone Arno Welzel <usenet@arnowelzel.de> - 2012-01-12 15:11 +0100
    Re: Sizing on android phone Andrew Poulos <ap_prog@hotmail.com> - 2012-01-13 11:30 +1100
      Re: Sizing on android phone Arno Welzel <usenet@arnowelzel.de> - 2012-01-13 14:52 +0100
  Re: Sizing on android phone Dan <dan@tobias.name> - 2012-01-12 10:11 -0800
    Re: Sizing on android phone Andrew Poulos <ap_prog@hotmail.com> - 2012-01-13 11:41 +1100

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