Red : PVR
Green : Videos
Yellow : Music
Blue : Pictures
I haven't got a PVR connected to the Pi so I figured I could reuse the Red button to swap in and out of fullscreen mode.
A quick web search showed that the key mappings are stored in the file :
Loading this into nano and searching for "red" (without quotation marks) showed the following lines of code :
I then changed the <red> line to :
I also wanted to change the fastforward and rewind buttons to skip forward and back in the tracklist so I made the following changes :
I then saved the file and after a quick reboot everything worked as required.
I will update this post with new hints and tips as I find them.
Finally, if you have found this solution useful then please do hit the Google (+1) button so that others may be able to find it as well.