Monitor User Activity On Edittext

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This representative implement TextWatcher for EditText, such that nosotros tin notice user activity on EditText, no extra “Enter” push clitoris is need.

package com.blogspot.android_er.androidedittextchanged;  import android.os.Bundle; import android.support.v7.app.AppCompatActivity; import android.text.Editable; import android.text.TextWatcher; import android.widget.EditText; import android.widget.TextView;  populace cast MainActivity extends AppCompatActivity {      EditText editText;     TextView tvMsg, tvInfo;      @Override     protected void onCreate(Bundle savedInstanceState) {         super.onCreate(savedInstanceState);         setContentView(R.layout.activity_main);         editText = (EditText)findViewById(R.id.edittext);         tvMsg = (TextView)findViewById(R.id.msg);         tvInfo = (TextView)findViewById(R.id.info);          editText.addTextChangedListener(myTextWatcher);     }      TextWatcher myTextWatcher = novel TextWatcher() {         @Override         populace void beforeTextChanged(CharSequence charSequence,                                        int i, int i1, int i2) {             tvInfo.setText("beforeTextChanged(): \n"                     + charSequence + "\n"                     + i + "\n"                     + i1 + "\n"                     + i2);         }          @Override         populace void onTextChanged(CharSequence charSequence,                                    int i, int i1, int i2) {             tvInfo.setText("onTextChanged(): \n"                     + charSequence + "\n"                     + i + "\n"                     + i1 + "\n"                     + i2);             tvMsg.setText(charSequence);         }          @Override         populace void afterTextChanged(Editable editable) {             /*             String sec = editable.toString();             tvInfo.setText("afterTextChanged(): \n"                     + s);                     */         }     }; }  
<?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"     xmlns:tools="http://schemas.android.com/tools"     android:layout_width="match_parent"     android:layout_height="match_parent"     android:layout_margin="20dp"     android:orientation="vertical"     tools:context="com.blogspot.android_er.androidedittextchanged.MainActivity">      <TextView         android:id="@+id/title"         android:layout_width="wrap_content"         android:layout_height="wrap_content"         android:layout_gravity="center_horizontal"         android:autoLink="web"         android:text="https://rootandroid.org//"         android:textStyle="bold"/>      <EditText         android:id="@+id/edittext"         android:layout_width="match_parent"         android:layout_height="wrap_content"         android:hint="Enter text"         android:textSize="24dp"/>     <TextView         android:id="@+id/msg"         android:layout_width="match_parent"         android:layout_height="wrap_content"         android:textStyle="bold"         android:textSize="24dp"/>     <TextView         android:id="@+id/info"         android:layout_width="match_parent"         android:layout_height="wrap_content"         android:textStyle="italic"         android:textSize="20dp"/>  </LinearLayout>   

Next:
– Another representative of TextWatcher to monitor text changed inwards EditText