MultiTextWatcher

Add multiple TextWatcher on multiple Editext and receive callback at one place

Usage

class MainActivity : AppCompatActivity(), OnTextWatcher {

      override fun onCreate(savedInstanceState: Bundle?) { 
      super.onCreate(savedInstanceState)
      setContentView(R.layout.activity_main)

        val etName: EditText = findViewById<View>(R.id.etMainName) as EditText
        val etEmail: EditText = findViewById<View>(R.id.etMainEmail) as EditText
        val etPassword: EditText = findViewById<View>(R.id.etMainPassword) as EditText
        val etPhone: EditText = findViewById<View>(R.id.etMainPhone) as EditText


            MultiTextWatcher(etName).setOnTextWatcher(this)
            MultiTextWatcher(etEmail).setOnTextWatcher(this)
            MultiTextWatcher(etPassword).setOnTextWatcher(this)
            MultiTextWatcher(etPhone).setOnTextWatcher(this)
      }

        override fun beforeTextChanged(
            editText: EditText,
            s: CharSequence,
            start: Int,
            count: Int,
            after: Int
        ) {
            when (editText.id) {
                R.id.etMainEmail -> {
                }
            }
                 Log.i(TAG, "beforeTextChanged: " + s.toString() + "Hint--" + editText.hint)
        }

        override fun onTextChanged(
            editText: EditText,
            s: CharSequence,
            start: Int,
            before: Int,
            count: Int
        ) {
                TODO("Not yet implemented")
        }

        override fun afterTextChanged(editText: EditText, editable: Editable) {
                TODO("Not yet implemented")
        }


        companion object{
            private const val TAG: String = "MultiTextWatcher"
        }
}

License

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

   http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.