Same problem here. Any solution ? I've tried to add textView.performValidation(); textView.showDropDown();
but it does not display drop down. On Nov 4, 6:42 pm, Tim <[email protected]> wrote: > I've posted this in a couple of places without any help so hopefully > this group has some helpful people :) > > I have an AutoCompleteTextView which I want to populate with artist > names based on what the user types. > > The problem is that I have a thread for retrieving the names from > a web service, but when I try and update the ArrayAdapter with a > Handler on the > UI thread (which is called from the web service thread), nothing gets > updated on screen. > When I type another letter though, then the previous results from web > service are displayed in the autocompletetextview rather than the > latest. > > 1) Type 'abc' > 2) Web Service gets 'abc1', 'abc2' and 'abc3' and calls Handler to > notify GUI thread > 3) Set 'abc1', 'abc2' and 'abc3' on adapter using adapter.add(str) > 4) Call notifyDataSetChanged() > 5) Nothing changes on GUI :( > 6) Type another letter so textview reads 'abc1' > 7) Web Service retrieves 'abc1x', 'abc1y' and 'abc1z' and calls > Handler to notify GUI thread > 8) Set 'abc1x', 'abc1y' and 'abc1z' results on the adapter > 9) Call notifyDataSetChanged() > 10) GUI now shows 'abc1' (From step 3) > > Here is my code: > > public void onCreate(Bundle savedInstanceState) { > ... > AutoCompleteTextView actv = (AutoCompleteTextView) > findViewById > (R.id.artist_search_text_edit); > actv.addTextChangedListener(textWatcher); > adapter = new ArrayAdapter<String>(this, > android.R.layout.simple_dropdown_item_1line, new ArrayList<String>()); > actv.setAdapter(adapter); > > } > > TextWatcher textWatcher = new TextWatcher() { > > @Override > public void onTextChanged(CharSequence s, int start, > int before, int > count) { > Thread t = new Thread() { > public void run() { > ArrayList<String> names = > (ArrayList<String>) getArtistStrings > (getInput()); > artistNames = names; > messageHandler.sendEmptyMessage > (0); > } > }; > t.start(); > } > > @Override > public void beforeTextChanged(CharSequence s, int > start, int count, > int after) { > } > > @Override > public void afterTextChanged(Editable s) { > } > }; > > private String getInput() { > EditText artistInput = (EditText) findViewById > (R.id.artist_search_text_edit); > String artistSearchString = artistInput.getText > ().toString(); > return artistSearchString; > } > > private void updateTextAdapter(List<String> data) { > adapter.clear(); > for (String artistName : data) { > adapter.add(artistName); > } > adapter.notifyDataSetChanged(); > } > > private Handler messageHandler = new Handler() { > > @Override > public void handleMessage(Message msg) { > updateTextAdapter(artistNames); > } > > }; -- You received this message because you are subscribed to the Google Groups "Android Developers" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/android-developers?hl=en
