anyone??
On Jun 21, 12:31 pm, Georgy <[email protected]> wrote:
> Hello,
>
> I am trying to populate a spinner depending on another spinner's
> selected item, my code is the following:
>
> @Override
> public void onCreate(Bundle icicle) {
> super.onCreate(icicle);
> setContentView(R.layout.main);
>
> final Dbadapter db = new Dbadapter(this); // This creates an
> instance of the database in this class
>
> // Initialization of the 1st spinner
> final Spinner s = (Spinner) findViewById(R.id.spinner);
> ArrayAdapter adapter = ArrayAdapter.createFromResource(
> this, R.array.universities,
> android.R.layout.simple_spinner_item);
> adapter.setDropDownViewResource
> (android.R.layout.simple_spinner_dropdown_item);
> s.setAdapter(adapter);
>
> // Initialization of the 2nd spinner
> String[] array = {"Select Building Here"};
> final Spinner s2 = (Spinner) findViewById(R.id.spinner2);
> db.open();
> final Cursor cur = db.getAllTitles();
> String[] columns = new String[]{"building","locode"};
> SimpleCursorAdapter cadapter = new SimpleCursorAdapter(this,
> android.R.layout.simple_spinner_item, cur,
> columns, new int[] {android.R.id.text1});
> cadapter.setDropDownViewResource
> (android.R.layout.simple_spinner_dropdown_item);
> s2.setAdapter(cadapter);
>
> // When user selects a university
> s.setOnItemSelectedListener(new OnItemSelectedListener() {
>
> @Override
> public void onItemSelected(AdapterView<?> arg0, View
> arg1,
> int arg2, long arg3) {
> //Get the selected university
> String selectedItemString = (String)
> s.getSelectedItem();
> System.out.println
> ("Uni: !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!"+selectedItemString);
>
> if(selectedItemString .equals("Old Dominion
> University"))
> {
> oduspinner();
>
> }
>
> else
> {
> nospinner();
> }
>
> }
>
> @Override
> public void onNothingSelected(AdapterView<?> arg0) {
> // TODO Auto-generated method stub
> }
>
> });
>
> // When user selects a university
> s2.setOnItemSelectedListener(new OnItemSelectedListener() {
>
> @Override
> public void onItemSelected(AdapterView<?> arg0, View
> arg1,
> int arg2, long arg3) {
>
> System.out.println("Entered 2nd
> spinner!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!");
> String selected= (String)
> s2.getSelectedItem();
> System.out.println("Entered 2nd
> spinner!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!"+ selected);
>
> }
>
> @Override
> public void onNothingSelected(AdapterView<?> arg0) {
> // TODO Auto-generated method stub
>
> }
>
> });
>
> }
>
> what is intriguing me is that the first spinner onitemselection works
> perfectly ( I can see the values in LogCat) then when I change
> selection of the 2nd spinner I am gettging an error on this line:
> String selected= (String) s2.getSelectedItem(); So the compiler gets
> insisde then onItemSelected function of the 2nd spinner but throws an
> Handler exceltion on s2.getSelectedItem()
>
> why? it works perfectly for the 1st spinner.
>
> please help,
> thanks
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