Personally I implement the UI in as thin a layer as can be architected and reimplement for every platform. It's the best way, and probably cheaper for most apps than trying to force some lowest common denominator library to express what you want in high fidelity.
Personally I implement the UI in as thin a layer as can be architected and reimplement for every platform. It's the best way, and probably cheaper for most apps than trying to force some lowest common denominator library to express what you want in high fidelity.