EditText 与TextView 兑现 输入同步
EditText 与TextView 实现 输入同步
随着 EditText的输入更新TextView 的内容 呵呵 挺有意思
关键点就是EditText 实现TextWatcher这个接口
et_input.addTextChangedListener(new TextWatcher(){ @Override public void afterTextChanged(Editable s) { // TODO Auto-generated method stub } @Override public void beforeTextChanged(CharSequence s, int start, int count, int after) { // TODO Auto-generated method stub } @Override public void onTextChanged(CharSequence s, int start, int before, int count) { tv_syn.setText(et_input.getText()); }});