How to inherit keyboard property?

Hi I have created my own keyboard and added my keyboard to the inputview of the uitextview it is working properly. Now I want to inherit all the property of uitextview like Auto-correct,word-capital etc etc.How can I inherit all that property. I have tried like this

[uitextview conforms开发者_如何学PythonToProtocol:@protocol(UITextInputTraits)];

but this doesn't work. what can I try more to get all the property of uitextview