Select a contact from the from address book using People Provider and URI

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/***
* src/com.novoda/ContactSelector.Java
*

public class ContactSelector extends Activity {
	public static final int	PICK_CONTACT	= 1;
	private Button			btnContacts;
	private TextView		txtContacts;

	@Override
	public void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.main);

		btnContacts = (Button) findViewById(R.id.btn_contacts);
		txtContacts = (TextView) findViewById(R.id.txt_contacts);

		btnContacts.setOnClickListener(new OnClickListener() {

			@Override
			public void onClick(View arg0) {
				Intent intent = new Intent(Intent.ACTION_PICK, People.CONTENT_URI);
				startActivityForResult(intent, PICK_CONTACT);
			}
		});
	}

	@Override
	public void onActivityResult(int reqCode, int resultCode, Intent data) {
		super.onActivityResult(reqCode, resultCode, data);

		switch (reqCode) {
			case (PICK_CONTACT):
				if (resultCode == Activity.RESULT_OK) {
					Uri contactData = data.getData();
					Cursor c = managedQuery(contactData, null, null, null, null);
					if (c.moveToFirst()) {
						String name = c.getString(c.getColumnIndexOrThrow(People.NAME));
						txtContacts.setText(name);
					}
				}
				break;
		}
	}
}

/***
* res/layout/main.xml
*

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:orientation="vertical"
    android:layout_width="fill_parent"
    android:layout_height="fill_parent">
    
	<Button
		android:id="@+id/btn_contacts" 
		android:layout_marginLeft="8px"
		android:layout_width="60px"
		android:layout_height="60px" />
	
	<TextView android:id="@+id/txt_contacts" 
		android:textSize="24sp"
		android:layout_margin="8px"
		android:layout_width="fill_parent"
		android:layout_height="wrap_content" />
		
</LinearLayout>




/***
* AndroidManifest.xml
*

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
      package="com.novoda"
      android:versionCode="1"
      android:versionName="1.0">
      
    <uses-permission android:name="android.permission.READ_CONTACTS" />
    <uses-sdk android:minSdkVersion="3" />
    
    <application android:icon="@drawable/icon" android:label="@string/app_name">
        <activity android:name=".ContactSelector"
                  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>