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私は助けが必要です。誰かが私を助けてくれたコードがありますが、リスト内の名前を検索するとリストが空になり、リストを消去すると空のままです。活動リストビューで検索する
public class ClienteSearchListAdapter extends ArrayAdapter<Cliente> {
protected static final String LOG_TAG = ClienteListAdapter.class.getSimpleName();
private List<Cliente> items;
private int layoutResourceId;
private Context context;
private ArrayList<Cliente> arraylist;
public ClienteSearchListAdapter(Context context, int layoutResourceId, List<Cliente> items) {
super(context, layoutResourceId, items);
this.layoutResourceId = layoutResourceId;
this.context = context;
this.items = items;
this.arraylist = new ArrayList<Cliente>();
this.arraylist.addAll(items);
}
@Override
public View getView(int position, View convertView, ViewGroup parent) {
View row = convertView;
LayoutInflater inflater = ((Activity) context).getLayoutInflater();
row = inflater.inflate(layoutResourceId, parent, false);
AtomPaymentHolder holder = new AtomPaymentHolder();
holder.cliente = items.get(position);
holder.searchCliente = (ImageButton)row.findViewById(R.id.actionsearch_button);
holder.searchCliente.setTag(holder.cliente);
holder.nomecliente = (TextView)row.findViewById(R.id.nomecliente);
holder.ntele = (TextView)row.findViewById(R.id.ntelecliente);
row.setTag(holder);
setupItem(holder);
return row;
}
private void setupItem(AtomPaymentHolder holder) {
holder.nomecliente.setText(holder.cliente.getNomeCompleto());
holder.ntele.setText(String.valueOf(holder.cliente.getNtelemovel()));
}
public static class AtomPaymentHolder {
Cliente cliente;
TextView nomecliente;
TextView ntele;
ImageButton searchCliente;
}
public void filter(String charText) {
charText = charText.toLowerCase(Locale.getDefault());
items.clear();
if (charText.length() == 0) {
items.addAll(arraylist);
}
else
{
for (Cliente wp : arraylist)
{
if (wp.getNomeCompleto().toLowerCase(Locale.getDefault()).contains(charText))
{
items.add(wp);
}
}
}
notifyDataSetChanged();
}
}
：活動の
public class search_cli extends BaseNavegationActivity {
private ClienteSearchListAdapter adapter;
List<Cliente> cliente;
EditText editsearch;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.search_cli);
setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_PORTRAIT);
editsearch = (EditText) findViewById(R.id.searchname);
editsearch.addTextChangedListener(new TextWatcher() {
@Override
public void afterTextChanged(Editable arg0) {
// TODO Auto-generated method stub
String text = editsearch.getText().toString().toLowerCase(Locale.getDefault());
adapter.filter(text);
}
@Override
public void beforeTextChanged(CharSequence arg0, int arg1,
int arg2, int arg3) {
// TODO Auto-generated method stub
}
@Override
public void onTextChanged(CharSequence arg0, int arg1, int arg2,
int arg3) {
// TODO Auto-generated method stub
}
});
ServerRequests serverRequests = new ServerRequests(this);
serverRequests.FetchClienteDataInBackground(userLocalStore.getLoggedInUser(), new GetContactosCallBack() {
@Override
public void done(List<Cliente> returnUser) {
try {
if (returnUser == null) {
throw new Exception("Não existem dados ou ocorreu um erro no servidor\nTente novamente mais tarde.");
}
for (Cliente cliente : returnUser) {
adapter.add(cliente);
}
}
catch (Exception erro){
showError(erro);
}
}
});
cliente = new ArrayList<>();
setupListViewAdapter();
}
public void actionOnClickHandler(final View v) {
DrawerLayout drawer = (DrawerLayout) findViewById(R.id.drawer_layout);
if (drawer.isDrawerOpen(GravityCompat.START)) {
drawer.closeDrawer(GravityCompat.START);
} else {
try{
final Cliente itemToaction = (Cliente) v.getTag();
}
catch (Exception er)
{
showError();
}
}
}
private void setupListViewAdapter() {
adapter = new ClienteSearchListAdapter(search_cli.this, R.layout.clientesearch, cliente);
ListView atomPaysListView = (ListView)findViewById(R.id.EnterPays_atomPaysList);
atomPaysListView.setAdapter(adapter);
}
private void showError(Exception ero){
AlertDialog.Builder dialogBuilder=new AlertDialog.Builder(this);
dialogBuilder.setMessage("Ocorreu um erro:\n" + ero.getMessage());
dialogBuilder.setPositiveButton("ok", null);
dialogBuilder.show();
}
private void showError(){
android.app.AlertDialog.Builder dialogBuilder=new android.app.AlertDialog.Builder(search_cli.this);
dialogBuilder.setMessage("Ocorreu um erro, por favor tente novamente mais tarde.");
dialogBuilder.setPositiveButton("Ok", null);
dialogBuilder.show();
}
}
レイアウト：
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
xmlns:app="http://schemas.android.com/apk/res-auto"
android:orientation="vertical"
android:layout_width="match_parent"
android:layout_height="match_parent"
app:layout_behavior="@string/appbar_scrolling_view_behavior"
tools:context=".search_cli"
android:id="@+id/search_cli_container"
android:descendantFocusability="beforeDescendants"
android:focusableInTouchMode="true">
<EditText
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:id="@+id/searchname"
android:layout_marginTop="10dp"
android:hint="Pesquisar"/>
<ListView
android:id="@+id/EnterPays_atomPaysList"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
tools:listitem="@layout/clientesearch"
android:layout_below="@+id/layout_search_cli" >
</ListView>
</LinearLayout>
リストビューのための私のレイアウトが含まれている私は
アダプタを私の活動を掲示し、私のアダプターます画像ボタンとノームとntelemovelと2つのラベル。
カスタムアダプタを持つListViewの[SearchView]の可能な複製（0120-663-0311） –
http：// wwwをチェックしてください.survivingwithandroid.com/2012/10/android-listview-custom-filter-and.html – Bharatesh