Android Dialog 中的列表显示选择

public class MainActivity extends Activity {

	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		
		
		final String[] items = new String[]{"苹果","香蕉","梨子"}; 
		new AlertDialog.Builder(this).setTitle("单选框").setSingleChoiceItems(items, 0, new DialogInterface.OnClickListener() {
			
			@Override
			public void onClick(DialogInterface dialog, int which) {
				// TODO Auto-generated method stub
				switch (which) {
				case 0:
					Toast.makeText(MainActivity.this, "您选中了："+items[0], Toast.LENGTH_SHORT).show();
					break;
				case 1:
					Toast.makeText(MainActivity.this, "您选中了："+items[1], Toast.LENGTH_SHORT).show();
					break;
				case 2:
					Toast.makeText(MainActivity.this, "您选中了："+items[2], Toast.LENGTH_SHORT).show();
					break;
				}
			}
		}).setNegativeButton("取消", null).show();
	}

	@Override
	public boolean onCreateOptionsMenu(Menu menu) {

		// Inflate the menu; this adds items to the action bar if it is present.
		getMenuInflater().inflate(R.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();
		if (id == R.id.action_settings) {
			return true;
		}
		return super.onOptionsItemSelected(item);
	}

}