Questions about Andrews

Android interface in my own keys, and then realized the click can be assigned to each key content EditText text box,
However, I have cursor does not move, before the first character has been input, this may affect a key word deleted
I ←Functions to achieve, or even realize this function also appears uncomfortable, ask how I can follow the cursor word and walked, is not
I wrote the text box has a problem, the problem still occurs custom keyboard, who helped me solve.<-! Main posts under Banner (D4) -><-! Posts under the main text (D5) ->