小编Pim*_*sen的帖子

我在AutoCompleteTextView上使用ArrayAdapter.results.values具有预期值但我在UI上没有列表.

public class CustomArrayAdapter extends ArrayAdapter<String> implements Filterable {
    private final Object mLock = new Object();
    private CustomFilter mFilter;
    public ArrayList<String> mItems;
    public ArrayList<String> mFiltered;

    public CustomArrayAdapter(Context context, int textViewResourceId) {
        super(context, textViewResourceId);
        mItems = new ArrayList<String>();
        mFiltered = new ArrayList<String>();
    }

    public Filter getFilter() {
        if (mFilter == null) {
            mFilter = new CustomFilter();
        }
        return mFilter;
    }

    @Override
    public void add(String s) { 
        mItems.add(s);
    }

    private class CustomFilter extends Filter {

        @Override
        protected FilterResults performFiltering(CharSequence constraint) {
            FilterResults …