title: React Native TextInput setState() hides keyboard
body: <p>Please check on the snack link, 
  <a href="https://snack.expo.io/@banid/textinput" rel="nofollow noreferrer">https://snack.expo.io/@banid/textinput</a>
  The TextInput on the filter view(shows when the button is pressed) hides keyboard when ever I call setState(). I call setState to update the value of TextInput. Bcause of this I can't type continuously on the TextInput. Is this a bug or am I doing something wrong?? Thank you</p>