How to create Android Radio Button

In android , how to create Dialog with select option by using UI.

First you must be create new project by using following steps

1.  Create new project name : SelectOptionItem
2. Go to Java file then type following Java code.

public class SelectOptionItem  extends Activity{
@Override
protected void onCreate(Bundle icircle) {
super.onCreate(icircle);
setContentView(R.layout.main);


final String items[] = {"item1","item2","item3"};
AlertDialog.Builder builder=new AlertDialog.Builder(SelectOptionItem.this);
builder.setTitle("Title");

builder.setSingleChoiceItems(items, 0,new DialogInterface.OnClickListener() {

public void onClick(DialogInterface dialog, int whichButton) {
// You can write here OnClick Action
         }
    })

.setPositiveButton("Ok", new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int whichButton) {
// You can write here OnClick OK Action
             }
     })

.setNegativeButton("Cancel", new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int whichButton) {
finish();
             }
     });
builder.show();
           }
    }