[mythtv] previous right arrow playbackbox function

[Mark Spieth]

> I loved this too. There was a lot of resistance to the idea because it
> doesn't work right with all themes because of the varying layouts. I
> tried to solve that by writing a patch that allowed the menu theme to
> determine which direction could trigger the action. I actually made it
> a lot more flexible and universal because I did it so that any
> ButtonList could trigger any action with an arrow key (so there was no
> "special purpose" code specifically for the Watch Recording screen). I
> posted about it here but didn't bother submitting it because I figured
> there was no point, since the devs seemed to be of the opinion that
> the functionality just needed to disappear. I posted the patch here:
> http://www.ronfrazier.net/mythtv/0.22/index.html#ButtonListTriggerEvent
>
> This was written for 0.22-fixes. I haven't yet upgraded to 0.23, so I
> have no idea if it will apply cleanly to that.
>
>    
I use mythcentrewide. what are the alternatives? could easily have a 
config item that specifies the action for leaf node program menu.
i.e. setting dropdown. None would be blank perhaps.

mark