TextView1.addTextChangedListener(new TextWatcher() {
        String X;
        @Override
        public void beforeTextChanged(CharSequence charSequence, int i, int i2, int i3) {

            X = charSequence.toString();

            Toast.makeText(getActivity(),X,Toast.LENGTH_LONG).show();
        }

        @Override
        public void onTextChanged(CharSequence charSequence, int i, int i2, int i3) {

        }

        @Override
        public void afterTextChanged(Editable editable) {
            TextView1.setText(X);
            CustomView.invalidate();

        }
    });