Widescreen and analog controls are integrated into FFNx (the driver that handles all the rendering and other cool features).
To enable these from 7th Heaven you just have to set the corresponding options in
Settings > Game Driver...
For widescreen you have to set the
Aspect Ratio option in the Graphics tab to
Widescreen (16:9):
For the analog controls you need to toggle the
Analogue Controls option in the Advanced tab:
You did not ask for but you in case you want to use the new lighting system you would need to toggle the
Advanced Lighting option in the Graphics tab: