edit = (EditText)findViewById(R.id.editText1);
edit.addTextChangedListener(filterTextWatcher);
private TextWatcher filterTextWatcher = new TextWatcher() {
public void beforeTextChanged(CharSequence s, int start, int count, int after) {
}
public void onTextChanged(CharSequence s, int start, int before, int count) {
}
public void afterTextChanged(Editable s) {
((Filterable) ((ListAdapter) Adapter)).getFilter().filter(edit.getText().toString());
}
};
public class ListAdapter extends BaseExpandableListAdapter implements Filterable {
public void notifyDataSetInvalidated() {
super.notifyDataSetInvalidated();
}
public Filter getFilter() {
if (filter == null)
filter = new MangaNameFilter();
return filter;
}
private class MangaNameFilter extends Filter {
@Override
protected FilterResults performFiltering(CharSequence constraint) {
// NOTE: this function is *always* called from a background thread, and
// not the UI thread.
constraint = edit.getText().toString().toLowerCase();
FilterResults result = new FilterResults();
if(constraint != null && constraint.toString().length() > 0) {
detailsList = detailsSer.GetAlldetails();
dupCatList = detailsList;
ArrayList<detailsEntity> filt = new ArrayList<detailsEntity>();
ArrayList<detailsEntity> lItems = new ArrayList<detailsEntity>();
synchronized(this) {
lItems.addAll(dupCatList);
}
for(int i = 0, l = lItems.size(); i < l; i++) {
detailsEntity m = lItems.get(i);
if (m.description.toLowerCase().contains(constraint))
filt.add(m);
}
result.count = filt.size();
result.values = filt;
} else {
detailsList = detailsSer.GetAlldetails();
dupCatList = detailsList;
synchronized(this) {
result.count = dupCatList.size();
result.values = dupCatList;
}
}
return result;
}
@SuppressWarnings("unchecked")
@Override
protected void publishResults(CharSequence constraint, FilterResults result) {
// NOTE: this function is *always* called from the UI thread.
filtered = (ArrayList<detailsEntity>)result.values;
ArrayList<Integer> IdList = new ArrayList<Integer>();
IdList.clear();
for(int i = 0; i < filtered.size(); i++) {
IdList.add(filtered.get(i).catID);
}
HashSet<Integer> hashSet = new HashSet<Integer>(IdList);
midList = new ArrayList<Integer>(hashSet) ;
Collections.sort(midList);
Adapter = new CategoryListAdapter(context, R.layout.list1, R.layout.list2, filtered, midList);
List.setAdapter(Adapter);
}
}
}