Re: [Trinidad] Skinning - can't get browser hacks working...

[Jeanne Waldman <je...@oracle.com>]

There was a recent fix for the @agent/@platform for icons.

Carsten Pieper wrote, On 2/11/2008 5:42 AM PT:
> And again...
>
> Browser hacks don't help with skinning icons! Which isn't too surprising
> when
> you consider how icon skinning things are treated...
>
> For example I have the following:
>
> /* This looks fine in IE6 but not in FF2. In FF2 "margin-top: -12px" would
>     have been appropriate. Note: @agent doesn't work for icons... */
> af|inputDate::launch-icon {
> 	content: url(/css/images/dateInput.gif);
> 	margin-top: -3px;
> 	margin-left: -9px;
> }
>
> Those settings don't end up in the generated .css files but in the rendered
> pages  source code :
>
> /jsf-prototype/css/images/dateInput.gif 
>
> Thus, whatever browser hack you might try (e.g. "* html
> af|inputDate::launch-icon ...)
> - and which well makes it to the generated .css - is overwritten by the
> img's 
> style-attribute :-(
>
> Has anyone have any clue how to skin icons for different browsers currently?
>
> Thanks, Carsten
>
>
>
> Carsten Pieper wrote:
>   
>> Myself back again,
>>
>> some new knowledge on the topic:
>>
>> I tested the browser hacks on a global selector (.AFDefaultFont:alias).
>> For
>> those, the hacks didn't work as I reported in my first posting.
>>
>> I jsut noticed today, that on "normal" selectors, they're working fine.
>> Example:
>>
>> * html af|panelHeader::level-one {
>> 	color: magenta;
>> }
>>
>> Et voilà, a magenta colored heading text appears in IE6.
>>
>> Further investigation showed, that the appearance of the ":alias" 
>> pseudo-class breaks the browser hacks. It's not only a problem of those
>> global selectors (see
>> http://myfaces.apache.org/trinidad/skin-selectors.html#Global%20Selectors)
>> but of one's own :alias stuff as well...
>>
>> The bottom line is, that those browser hacks have to be introduced on
>> "feature level". 
>>
>> A question to the experts: Has this been done purposely or unconsciously?
>> Should this
>> behaviour be changed? Or do you feel it shouldn't be touched as browser
>> hacks won't be
>> needed anymore once http://issues.apache.org/jira/browse/TRINIDAD-495
>> (@platform 
>> support for skinning icons) and
>> http://issues.apache.org/jira/browse/TRINIDAD-799 
>> (Add agent version support in skinning) are resolved?
>>
>> Thanks, Carsten
>>
>>
>> Carsten Pieper wrote:
>>     
>>> Hi,
>>>
>>> in some cases the nice @agent feature can't help your skinning efforts
>>> for
>>> different browsers, for example if you want to 
>>> differentiate between different versions of Internet Explorer (see this
>>> thread:
>>> http://www.nabble.com/Skinning-for-specific-%40agent-_versions_---to13572999.html) 
>>> or if you want to skin icons (see
>>> http://myfaces.apache.org/trinidad/devguide/skinning.html, 
>>> section Skinning CSS features).
>>>
>>> In these cases, I planned to fall back on those nasty browser hacks but
>>> they seem to
>>> be ignored by the Trinidad skinning (I'm on Trinidad 1.0.5), i.e. I can't
>>> see any
>>> effects (neither in the rendered pages nor in the generated CSS). 
>>>
>>> I tried the "star html hack" (to include CSS in IE <= 6)
>>>     * html .mySelector {...}
>>>
>>>  as well as the "negation pseudo class hack" (to exclude CSS from IE)
>>>      html:not([dummy]) .mySelector {...}
>>>
>>> In the above mentioned forum thread Sven gave an example for  
>>> star html hack usage in a Trinidad style sheet 
>>> (http://www.nabble.com/Skinning-for-specific-%40agent-_versions_---to13572999.html#a13590541).
>>> I tried the CSS snippet given there, too, but to no avail...
>>>
>>> To give another simple example. Assume that I might want my default font
>>> size to
>>> be bigger in IE (no, I don't really want that, just to keep the example 
>>> simple; in reality I want to skin icons...)
>>>
>>> /* general setting */
>>> .AFDefaultFont:alias {font-size: 12px;}
>>>
>>> /* make it bigger for IE */
>>> @agent ie {
>>> 	.AFDefaultFont:alias {font-size: 15px;}
>>> }
>>>
>>> This works fine, as described in the Developer's Guide. However, if I 
>>> replace the @agent with the star html hack I see no effects:
>>>
>>> /* the star html hack, doesn't work for me here */
>>> * html .AFDefaultFont:alias {
>>>         font-size: 15px;
>>> }
>>>
>>> Do you have any ideas? Any hint appreciated!
>>>
>>> Thanks, Carsten
>>>
>>>
>>>
>>>       
>>     
>
>