MainActivity

package com.example.autocomplit2;

import android.app.Activity;
import android.os.Bundle;
import android.view.View;
import android.widget.ArrayAdapter;
import android.widget.AutoCompleteTextView;
import android.widget.Button;
import android.widget.EditText;
import android.widget.MultiAutoCompleteTextView;
import android.widget.Toast;







public class MainActivity extends Activity {

	  private EditText textFullname;
	  private  AutoCompleteTextView textCountry;
	  private  MultiAutoCompleteTextView textProgrammingLanguage;

	  private Button buttonSubmit;

	  private String[] countries = {"indonesia","malaysia","singapura","brunei darussalam","hongkong","afganistan","india","thailand","vietnam","timor leste"};

	  private String[] languages={"Java ","CSharp","Visual Basic","Swift","C/C++"};

	  @Override
	  protected void onCreate(Bundle savedInstanceState) {
	      super.onCreate(savedInstanceState);
	      setContentView(R.layout.activity_main);

	      textFullname = (EditText) findViewById(R.id.editText);
	      textCountry =(AutoCompleteTextView)findViewById(R.id.autoCompleteTextView);
	      textProgrammingLanguage =(MultiAutoCompleteTextView)findViewById(R.id.multiAutoCompleteTextView);
	      buttonSubmit= (Button) findViewById(R.id.button);

	      //ArrayAdapter adapterCountries = new ArrayAdapter(this,android.R.layout.simple_list_item_1,countries);
	      ArrayAdapter adapterCountries = new ArrayAdapter(this,R.layout.list_detail,countries);

	      textCountry.setAdapter(adapterCountries);

	      // Set the minimum number of characters, to show suggestions
	      textCountry.setThreshold(1);

	      ArrayAdapter adapterLanguages = new ArrayAdapter(this,android.R.layout.simple_list_item_1,languages);

	      textProgrammingLanguage.setAdapter(adapterLanguages);

	      textProgrammingLanguage.setThreshold(1);

	      // The text separated by commas
	      textProgrammingLanguage.setTokenizer(new MultiAutoCompleteTextView.CommaTokenizer());

	      buttonSubmit.setOnClickListener(new Button.OnClickListener(){

	          @Override
	          public void onClick(View v) {
	              submitForm();
	          }
	      });
	  }

	  private void submitForm() {
	      String text="Fullname: "+ this.textFullname.getText().toString()
	              +"\nCountry: "+ this.textCountry.getText().toString()
	              +"\nLanguages: "+ this.textProgrammingLanguage.getText().toString();

	      Toast.makeText(this, text,Toast.LENGTH_LONG).show();

	  }

	}