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Groups > comp.lang.javascript > #19721

Re: Set iframe src without default.

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Andrew Poulos wrote:

> On 8/05/2013 10:33 PM, Thomas 'PointedEars' Lahn wrote:
>> Andrew Poulos wrote:
>>> Thanks, though I take JKK and PE's comments on board that the only
>>> "real" way to do this is server side.
>>
>> You have misunderstood me at least.  A good solution to your problem is
>> to have the client-side script that changes the iframe document in or
>> included by the iframe document.  For you can only say for sure on the
>> *client* side whether there is client-side script support, whether it is
>> enabled, and whether the support is sufficient for the task – simply by
>> executing the relevant code (which would contain feature tests).
>>
>> Stefan's suggestion is another good idea, but apparently not applicable
>> here.
>>
>> There is also a third way combining both suggestions, but it might not be
>> among the best ones here: You can include the iframe element displaying
>> the default document (or put other content) and replace that
>> programmatically by client-side (DOM) script with a new iframe element
>> that displays another document.  This is the same approach you would
>> choose if, for example, you wanted to include a static Google Maps map
>> (an image) in an HTML document (that would work everywhere), and replace
>> it with an interactive Google Maps map if possible (“progressive
>> enhancement”).
> 
> Is it "better" to replace one iframe with another instead of just
> changing the iframe's src?

Depends.

> I've tried a way that was previously suggested (dropping the noscript,
> and instead dynamically changing the src with a script element
> immediately after the iframe element in the HTML) and it seems to do
> what I need.

It is inherently unreliable, though.

-- 
PointedEars

Twitter: @PointedEars2
Please do not Cc: me. / Bitte keine Kopien per E-Mail.

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Thread

Set iframe src without default. Andrew Poulos <ap_prog@hotmail.com> - 2013-05-08 08:08 +1000
  Re: Set iframe src without default. "Evertjan." <exxjxw.hannivoort@inter.nl.net> - 2013-05-08 01:14 +0200
    Re: Set iframe src without default. Andrew Poulos <ap_prog@hotmail.com> - 2013-05-08 13:18 +1000
      Re: Set iframe src without default. "Jukka K. Korpela" <jkorpela@cs.tut.fi> - 2013-05-08 08:45 +0300
        Re: Set iframe src without default. Andrew Poulos <ap_prog@hotmail.com> - 2013-05-08 16:53 +1000
          Re: Set iframe src without default. "Jukka K. Korpela" <jkorpela@cs.tut.fi> - 2013-05-08 10:25 +0300
  Re: Set iframe src without default. "Jukka K. Korpela" <jkorpela@cs.tut.fi> - 2013-05-08 08:50 +0300
  Re: Set iframe src without default. Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2013-05-08 10:25 +0200
    Re: Set iframe src without default. Eric Bednarz <bednarz@fahr-zur-hoelle.org> - 2013-05-09 00:12 +0200
      Re: Set iframe src without default. Christoph Becker <cmbecker69@gmx.de> - 2013-05-09 02:06 +0200
        Re: Set iframe src without default. Eric Bednarz <bednarz@fahr-zur-hoelle.org> - 2013-05-09 11:34 +0200
          Re: Set iframe src without default. Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2013-05-12 17:46 +0200
  Re: Set iframe src without default. Stefan Weiss <krewecherl@gmail.com> - 2013-05-08 11:35 +0200
    Re: Set iframe src without default. Andrew Poulos <ap_prog@hotmail.com> - 2013-05-08 20:58 +1000
      Re: Set iframe src without default. Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2013-05-08 14:33 +0200
        Re: Set iframe src without default. Andrew Poulos <ap_prog@hotmail.com> - 2013-05-09 10:10 +1000
          Re: Set iframe src without default. Tim Streater <timstreater@greenbee.net> - 2013-05-09 09:33 +0100
          Re: Set iframe src without default. Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2013-05-09 12:26 +0200
      Re: Set iframe src without default. Matt McDonald <matt@fortybelow.ca> - 2013-05-08 18:52 -0400
        Re: Set iframe src without default. Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2013-05-09 12:30 +0200

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