Android AutoCompleteTextView Tutorial/Example
AutoCompleteTextView automatically provides suggestions based on the text entered by the user.
In this tutorial, I will show you how to work with AutoCompleteTextView.
- Open Eclipse or Android Studio -> New Project->Android Application Project-> Name of Application-> Follow all instructions and complete by clicking on Finish.
- Create a layout for MainActivty.java containing AutoCompleteTextView.
So Let’s Start
activity_main.xml
<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:paddingLeft="@dimen/activity_horizontal_margin" android:paddingRight="@dimen/activity_horizontal_margin" android:paddingTop="@dimen/activity_vertical_margin" android:paddingBottom="@dimen/activity_vertical_margin" tools:context=".MainActivity" android:orientation="vertical"> <TextView android:layout_margin="20dp" android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="Search Countries"/> <AutoCompleteTextView android:id="@+id/autocompletetextview" android:layout_width="fill_parent" android:layout_height="wrap_content" android:layout_margin="20dp"/> </LinearLayout>
3.Create MainActivity.java and use dummy data for AutoCompleteTextView.
MainActivity.java
package com.androidruler.myautocomplete; import android.support.v7.app.AppCompatActivity; import android.os.Bundle; import android.view.Menu; import android.view.MenuItem; import android.widget.ArrayAdapter; import android.widget.AutoCompleteTextView; import java.util.ArrayList; public class MainActivity extends AppCompatActivity { // autocomplete to search countries AutoCompleteTextView autocompletetextview; // arraylist to contain dummy data for autocompletview ArrayList<String> countries=new ArrayList<>(); @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); autocompletetextview=(AutoCompleteTextView)findViewById(R.id.autocompletetextview); // prepare dummy data for autocomplete view prepareDummyData(); // arraydapter to set to autocompletetextview ArrayAdapter<String> adapter=new ArrayAdapter<String>(this,android.R.layout.simple_list_item_1,android.R.id.text1,countries); // bind dapter to autocompleteview autocompletetextview.setAdapter(adapter); } public void prepareDummyData() { countries.add("India"); countries.add("Usa"); countries.add("Uk"); countries.add("Russia"); countries.add("Chile"); countries.add("China"); countries.add("Iceland"); countries.add("Austria"); countries.add("Australia"); countries.add("Canada"); countries.add("Cameroon"); } @Override public boolean onCreateOptionsMenu(Menu menu) { // Inflate the menu; this adds items to the action bar if it is present. getMenuInflater().inflate(R.menu.menu_main, menu); return true; } @Override public boolean onOptionsItemSelected(MenuItem item) { // Handle action bar item clicks here. The action bar will // automatically handle clicks on the Home/Up button, so long // as you specify a parent activity in AndroidManifest.xml. int id = item.getItemId(); //noinspection SimplifiableIfStatement if (id == R.id.action_settings) { return true; } return super.onOptionsItemSelected(item); } }
AndroidManifest.xml
<?xml version="1.0" encoding="utf-8"?> <manifest xmlns:android="http://schemas.android.com/apk/res/android" package="com.androidruler.myautocomplete" > <application android:allowBackup="true" android:icon="@mipmap/ic_launcher" android:label="@string/app_name" android:theme="@style/AppTheme" > <activity android:name=".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>
Output