01.package com.myapp;
02.
03.import android.net.Uri;
04.import android.os.Bundle;
05.import android.app.Activity;
06.import android.view.Menu;
07.import android.view.View;
08.import android.widget.Button;
09.import android.content.Intent;
10.
11.
12.public class MainActivity extends Activity {
13.
14.
15. @Override
16. public void onCreate(Bundle savedInstanceState) {
17. super.onCreate(savedInstanceState);
18. setContentView(R.layout.activity_main);
19.
20. Button btnCall = (Button) findViewById(R.id.btnCall);
21. btnCall.setOnClickListener(new View.OnClickListener() {
22. public void onClick(View v) {
23.
24. Intent newActivity = new Intent(Intent.ACTION_CALL);
25. newActivity.setData(Uri.parse("tel:0819876107"));
26. startActivity(newActivity);
27.
28. }
29. });
30.
31. }
32.
33. @Override
34. public boolean onCreateOptionsMenu(Menu menu) {
35. getMenuInflater().inflate(R.menu.activity_main, menu);
36. return true;
37. }
38.
39.}
ช่วยกันสนับสนุนรักษาเว็บไซต์ความรู้แห่งนี้ไว้ด้วยการสนับสนุน 
