autocompletetextview

问题 Right now I have an AutoCompleteTextView and I want it to work just like the like "%xxx%" does in SQL. I attempted to do it using Filterable I have it and the code runs but it just displays everything now even if there is no partial match. Any help would be appreciated. public class CodesArrayAdapter extends ArrayAdapter implements Filterable{ List<String> allCodes; List<String> originalCodes; StringFilter filter; public CodesArrayAdapter(Context context, int resource, List<String> keys) {

问题 I am working on the project in which user can search data. For that, I have implemented AutoCompleteTextView . autoComplete.setAdapter(new ArrayAdapter<String>(CheckRiskActivity.this, R.layout.auto_text_row, druglist)); autoComplete.setThreshold(1); //druglist is my arraylist Text change listener is as below: autoComplete.addTextChangedListener(new TextWatcher() { @Override public void afterTextChanged(Editable s) { // here I want to get the size of filtered array list every time when the

问题 I am trying to implement autocompletetextview in my application,for that I follow this tutorial http://manishkpr.webheavens.com/android-autocompletetextview-example-json/ I have following response... { "category": [ { "id":"4", "name":"cat1" }, { "id":"7", "name":"aditya"} ] } and this output i am getting...in following output after type 'adi' it displays 'cat1' too.. public class JsonParse { double current_latitude,current_longitude; public JsonParse(){} public JsonParse(double current

问题 I am showing PopupWindow on button click like this. public void Search_Click(View view) { try { Display display=getWindowManager().getDefaultDisplay(); LayoutInflater inflater = (LayoutInflater) IssueTokenActivity.this .getSystemService(Context.LAYOUT_INFLATER_SERVICE); View layout = inflater.inflate(R.layout.activity_pop_up_transporter_details, (ViewGroup) findViewById(R.id.popup_element)); AutoCompleteTextView act=(AutoCompleteTextView)layout.findViewById(R.id.act_trans_name); ArrayAdapter

问题 How do I show some default suggestions for AutoCompleteTextView before the user type anything? I cannot find a way to do this even with creating a custom class that extends AutoCompleteTextView. I want to show suggestions for common input values to save the user from typing. Any suggestions? 回答1: You should subclass AutoCompleteTextView and override enoughToFilter() to return true all the time. After that you can call performFiltering("",0) (it's a protected function, so you can export this

问题 I've seen this question asked some other times on the site, but no one couldn't get any answer. Is there any way to customize the appearance of the divider in the dropdown showing when using an AutocompleteTextview in android? It's pretty easy for a ListView, but using only an ArrayAdapter for the autocompletetextview, is there any way to customize the divider. (Not the textview, I already know doing that) 回答1: Im not sure how you can do it for single AutoCompleteTextView but I know how to

问题 I have implemented AutoCompleteTextView as follows: MainActivity.java ... public static String[] myData=new String[]{"Africa (AF)","America (AFM)","Apple (AMP)"}; text=(AutoCompleteTextView)v.findViewById(R.id.first_state); ArrayAdapter adapter = new ArrayAdapter(getActivity(),R.layout.autocompletetextview_row,R.id.textViewItem,myData); text.setAdapter(adapter); text.setThreshold(1); text.setOnItemClickListener(new OnItemClickListener() { public void onItemClick(AdapterView<?> parent, View

问题 I have an AutoCompleteTextView with a custom ArrayAdapter that uses ArrayList<Product> . I've came to the conclusion that a custom ArrayAdapter of an AutoCompleteTextView must implements Filterable and you have to make your own Filtering. From this SO-question & accepted answer and this example, I have made the following ArrayAdapter: public class AutoCompleteAdapter extends ArrayAdapter<Product> implements Filterable { // Logcat tag private static final String TAG = "AutoCompleteAdapter"; //

问题 Existing code and xml The code fromAutoComplete = new AutoComplete( this, R.layout.fromautocomplete, R.id.fromautocomplete); fromAutoComplete.setNotifyOnChange(true); fromAddress = (AutoCompleteTextView) findViewById(R.id.fromAddress); fromAddress.setAdapter(fromAutoComplete); fromAddress.setOnItemClickListener(this); fromAddress.setOnFocusChangeListener(this); fromAddress.setOnClickListener(this); The xml <?xml version="1.0" encoding="utf-8"?> <TextView xmlns:android="http://schemas.android

问题 Some users are reporting this error: java.lang.NullPointerException at android.widget.ArrayAdapter.getCount(ArrayAdapter.java:291) at android.widget.AutoCompleteTextView$PopupDataSetObserver$1.run(AutoCompleteTextView.java:1670) at android.os.Handler.handleCallback(Handler.java:587) at android.os.Handler.dispatchMessage(Handler.java:92) at android.os.Looper.loop(Looper.java:123) at android.app.ActivityThread.main(ActivityThread.java:3687) at java.lang.reflect.Method.invokeNative(Native Method