title: How to add Text Watcher on multiple Edit text in android?
body: <p>I have an activity which contain two edit text and have a <code>TextWatcher</code> in that activity which is implemented separately. I want to make a single class which implements <code>TextWatcher</code> and that that <code>TextWatcher</code> in that edit text. How can I do that
  code:-</p>
  
  <pre><code>private TextWatcher getmWatcher = new TextWatcher() {
      @Override
      public void beforeTextChanged(CharSequence s, int start, int count, int after) {
  
      }
  
      @Override
      public void onTextChanged(CharSequence s, int start, int before, int count) {
  
      }
  
      @Override
      public void afterTextChanged(Editable s) {
          checkFieldsForEmpty();
      }
  };
  private TextWatcher mWatcher = new TextWatcher() {
      @Override
      public void beforeTextChanged(CharSequence s, int start, int count, int after) {
  
      }
  
      @Override
      public void onTextChanged(CharSequence s, int start, int before, int count) {
  
      }
  
      @Override
      public void afterTextChanged(Editable s) {
          checkFieldsForEmpty();
      }
  };
  m_InputMobile = (EditText) findViewById(R.id.input_mobile);// finding Id of Mobile Number edit text
      m_InputMobile.addTextChangedListener(getmWatcher);
      m_InputPassword = (EditText) findViewById(R.id.input_password);// finding Id of assword editText
      m_InputPassword.setInputType(InputType.TYPE_TEXT_VARIATION_PASSWORD);// defining password edit Tect Input type
  </code></pre>