AutoCompleteTextView Example

Hello guys today we are learn about how to create AutoCompleteTextView  and MultiAutoCompleteTextView so lets start.


AutoCompleteTextView :- AutoCompleteTextView provide to suggestion to the end user on the basis of character given by user. AutoCompleteTextView is require a feader object.

 Feader object two type:-
                                        (a) ArrayAdapter
                                        (b) SimpleCursorAdapter

ArrayAdapter:- ArrayAdapter work as a feader object whenever we are working with array.

SimpleCursorAdapter:- SimpleCursorAdapter work as a feader object whenever we are working with database(Sqlite).
Feader object work with multiple component like AutoCompleteTextView  MultiAutoCompleteTextView and spinner.The arrayadapter provide some constructor and method...

Cunstructor

public ArrayAdapter(Context context,int layoutId)
{

}

Example:-

actvity_main.xml

<RelativeLayout 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"
    tools:context=".MainActivity">


    <TextView
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="SamsetDev"
        android:id="@+id/textView2"
        android:textColor="#990000"
        android:textSize="35dp"
        android:layout_centerHorizontal="true" />


    <AutoCompleteTextView
        android:id="@+id/autoCompleteTextView1"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:ems="10"
        android:layout_marginTop="72dp"
        android:hint="AutoComplete TextView">
        <requestFocus />
    </AutoCompleteTextView>

    <MultiAutoCompleteTextView
        android:layout_marginTop="50dp"
        android:id="@+id/multiAutoCompleteTextView1"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:ems="10"
        android:layout_below="@+id/autoCompleteTextView1"
        android:layout_alignLeft="@+id/autoCompleteTextView1"
        android:layout_alignStart="@+id/autoCompleteTextView1"
        android:hint="Multi Auto Complete " />

</RelativeLayout>

ActivityMain.java

import android.app.Activity;
import android.content.Context;

import android.media.AudioManager;
import android.media.MediaPlayer;
import android.media.MediaRecorder;

import android.os.Bundle;
import android.os.Environment;

import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.view.animation.Animation;
import android.view.animation.AnimationUtils;

import android.widget.ArrayAdapter;
import android.widget.AutoCompleteTextView;
import android.widget.Button;
import android.widget.EditText;
import android.widget.ImageView;
import android.widget.MultiAutoCompleteTextView;
import android.widget.Toast;
import java.io.IOException;


public class MainActivity extends Activity {
   AutoCompleteTextView text;
   MultiAutoCompleteTextView text1;
   String[] languages={"Android ","java","IOS","SQL","JDBC","Web services"};
 
   @Override
   protected void onCreate(Bundle savedInstanceState) {
      super.onCreate(savedInstanceState);
      setContentView(R.layout.activity_main);
   
      text=(AutoCompleteTextView)findViewById(R.id.autoCompleteTextView1);
      text1=(MultiAutoCompleteTextView)findViewById(R.id.multiAutoCompleteTextView1);
   
      ArrayAdapter adapter = new ArrayAdapter(this,android.R.layout.simple_list_item_1,languages);
   
      text.setAdapter(adapter);
      text.setThreshold(1);
   
      text1.setAdapter(adapter);
      text1.setTokenizer(new MultiAutoCompleteTextView.CommaTokenizer());
   }

}

manifest.xml

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
   package="com.samset.autocomplete"
   android:versionCode="1"
   android:versionName="1.0" >

   <application
      android:allowBackup="true"
      android:icon="@drawable/ic_launcher"
      android:label="@string/app_name"
      android:theme="@style/AppTheme" >
   
      <activity
         android:name="com.samset.autocomplete.MainActivity"
         android:label="@string/app_name" >
       
         <intent-filter>
            <action android:name="android.intent.action.MAIN" />
            <category android:name="android.intent.category.LAUNCHER" />
         </intent-filter>
       
      </activity>
   
   </application>
</manifest>

Thank you