keyboard.js

//ComponentDidMount
   this.keyboardDidShowListener = Keyboard.addListener('keyboardDidShow', this._keyboardDidShow)
   this.keyboardDidHideListener = Keyboard.addListener('keyboardDidHide', this._keyboardDidHide)

//Keyboard handlers
    _keyboardDidShow = () => {
      return this.setState({ logoOpacity: 0, addPaddingBottom: true })
    }

    _keyboardDidHide = () => {
        return this.setState({ logoOpacity: 1, addPaddingBottom: false })
    }