单击微调框时如何在编辑文本中添加项目？

Question

In my application i have used spinner and edit text.i have created an XML file and set it as background to the spinner which looks like a drop down arrow.When i click the spinner the items selected from spinner should be set in edit text but it displays in edit text as well spinner as the below image. can any one help me with this??

public class newcard extends Activity  {
    Spinner spinner;
    Button btn;
        EditText ed,ed1,ed2;
        List<String> list;
            private String[] countries_list={"01/2014","02/2014","03/2014","04/2014"};
            protected void onCreate(Bundle savedInstanceState) {
                super.onCreate(savedInstanceState);
                setContentView(R.layout.addnewcard);

                btn= (Button) findViewById(R.id.button1);
                spinner = (Spinner) findViewById(R.id.spinner2);
                ed = (EditText) findViewById(R.id.editText3);
                 spinner.setFocusable(true);
                    spinner.setFocusableInTouchMode(true);  



                list = new ArrayList<String>();
                list.add(" ");
                list.add("select");
                list.add("01/2014");
                list.add("02/2014");
                list.add("03/2014");
                list.add("04/2014");

                ArrayAdapter<String> adp = new ArrayAdapter<String>
                    (this, android.R.layout.simple_dropdown_item_1line, list);
                adp.setDropDownViewResource(android.R.layout.simple_dropdown_item_1line);

                spinner.setAdapter(adp);

                spinner.setOnItemSelectedListener(new OnItemSelectedListener() {

                    //@Override
                    public void onItemSelected(AdapterView<?> arg0, View arg1,int arg2, long arg3) {
                        // TODO Auto-generated method stub

                        switch(arg2) {

                            case 0 :
                                ed.setText("Select");
                                break;
                            case 1 :
                                ed.setText("01/2014");
                                break;
                            case 2 :
                                ed.setText("02/2014");
                                break;
                            case 3 :
                                ed.setText("04/2014");
                                break;
                            default :
                                ed.setText("Nothing");
                                break;
                        }               
                    }
                    //@Override
                    public void onNothingSelected(AdapterView<?> arg0) {
                        // TODO Auto-generated method stub

                    }
                });

Answer 1

For setting spinner value to ""

public void onItemSelected(AdapterView<?> parent, View arg1, int arg2, long arg3) 
{
    item = (String) parent.getItemAtPosition(arg2);
    ((TextView) parent.getChildAt(0)).setText("");
}