[mythtv] Changing highlight/button-on settings in themes

John P Poet jppoet at gmail.com
Mon Feb 22 22:31:50 UTC 2010


On Sun, Feb 21, 2010 at 2:22 PM, Daniel Kristjansson
<danielk at cuymedia.net> wrote:
> On Sun, 2010-02-21 at 05:01 -0800, Yeechang Lee wrote:
>> Daniel Kristjansson <danielk at cuymedia.net> says:
>> > Until we extend MythUI with some layout smarts this is unavoidable.
>>
>> This, and Mike Dean's preceding message, has piqued my curiosity.
>>
>> My guess is most people who asking how to adjust the (tiny) default
>> font size on the Program Details page do so because it's the only one,
>> as far as I know, that uses the ZOOMIN/ZOOMOUT bindings. Is the
>> long-term goal to extend this functionality to all pages via MythUI so
>> themes will auto-adjust themselves when font sizes change,  la Web
>> browsers?
>
> No, I'm not that ambitious. All I'm talking about as far as a layout
> management is getting voids filled correctly. The problem is that
> when you resize a layout you need to round positions and heights and
> widths, right now we truncate, but rounding instead wouldn't make any
> difference. I can explain with an example. The Program Finder screen
> needs the lists to be aligned with the center select stripe, but since
> the anchor point of the list items is the top-left corner it means
> that if the list items are resized because the screen is a different
> resolution than 1280x720 then the difference from the exact scale
> gets multiplied by the number of items in the list above the center
> point (5) and that becomes the offset of the list item from it's
> intended location, so instead of being one pixel off it becomes 4 or
> 5 pixels off, which is very noticeable. With some more layout smarts
> we could make sure that the item's location less than one pixel off
> from where it was intended to be. Note: Chris Pinkham already has a
> fix mostly written for this particular example.
>
> Creating layouts that scale with changing font sizes is really the
> provenance of the UI programmer, and we're really trying to make
> theming more accessible to your average designer in MythUI, so
> creating that kind of layout manager wouldn't be a good use of time.
> If you think about it there is some logic involved, like on that
> particular layout you would want to ensure that there are always
> an odd number of items, and you would need a layout manager that
> can center anchor the list, and you would need the designer to know
> that these things needed to be done and how to do them. In commercial
> settings there is typically a designer and a programmer who work
> together to get this kind of thing done; and usually it isn't done
> very well even then. We may create some really simple layout
> management for the settings screens, but those only need to be
> done once and don't need to look super pretty.
>
> -- Daniel

Daniel, take a look a the patch I am attaching.  It might make the
Mythcenter-wide finder work more like what you want.  It takes
advantage of http://svn.mythtv.org/trac/changeset/23269 to center the
buttons within the area.

John
-- 
A: Because it messes up the order in which people normally read text.
Q: Why is top-posting such a bad thing?
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