Hi!
A renewed version of the DisplayModeIcons plugin is now available:
https://sourceforge.net/p/aoi/discussio
/6a3e3f54/
http://www.kuukahvila.com/peteihis/AOI/
modeicons/
Now it works the same way in all editor windows, the 'rendered' mode is included and it's got all new, happy icons. 
Enjoy!
