Java 自定义阵列适配器中的Searchview
我在“ListView”中有一个自定义的“ArrayAdapter”,我的问题是使用“SearchView”菜单。它不能正常工作。我不知道问题是在搜索还是显示结果,因为什么都没有出现。并且,如果可能的话,我会显示一个自定义的结果列表。谢谢 带适配器的片段Java 自定义阵列适配器中的Searchview,java,android,Java,Android,我在“ListView”中有一个自定义的“ArrayAdapter”,我的问题是使用“SearchView”菜单。它不能正常工作。我不知道问题是在搜索还是显示结果,因为什么都没有出现。并且,如果可能的话,我会显示一个自定义的结果列表。谢谢 带适配器的片段 ArrayList<Favoritos> favorites; @Override public View onCreateView(LayoutInflater inflater, ViewGroup container
ArrayList<Favoritos> favorites;
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
// Inflate the layout for this fragment
View rootView = inflater.inflate(R.layout.list_item, container, false);
favorites = new ArrayList<Favoritos>();
favorites.add(new Favorites("Title", "addres", 5, false, 7, 22, 4.5f));
favorites.add(new Favorites("Title", "addres", 3.5 , true, 7, 22, 3.0f));
favorites.add(new Favorites("Title", "addres", 2, false, 7, 22, 4.0f));
favorites.add(new Favorites("Titleo", "addres", 4.5, true, 7, 22, 5.0f));
FavoritesAdapter adapter = new FavoritesAdapter(getActivity(), favorites);
ListView listView = (ListView) rootView.findViewById(R.id.list_item);
listView.setAdapter(adapter);
}
@Override
public boolean onQueryTextSubmit(String s) {
return false;
}
@Override
public boolean onQueryTextChange(String string) {
search(string);
return true;
}
//This is the search method
public void search(String s) {
if (s == null || s.trim().equals("")) {
cleanSearch(); //In this method I just "reset" the adapter when the user "give up"
return;
}
ArrayList<Favoritos> estacionamentosEncontrados = new ArrayList<Favoritos>(favoritos);
for (int i = estacionamentosEncontrados.size() - 1; i >= 0; i--) {
Favoritos estacionamento = estacionamentosEncontrados.get(i);
Favoritos nenhumResultado = new Favoritos("Nenhum resultado encontrado");
if (!estacionamento.mIndicacao.toUpperCase().contains(s.toUpperCase())) {
estacionamentosEncontrados.remove(estacionamento);
} else {
estacionamentosEncontrados.add(nenhumResultado);
}
}
adapter = new EncontradosAdapter(getActivity(), estacionamentosEncontrados);
ListView listView = (ListView) getActivity().findViewById(R.id.list_item);
listView.setAdapter(adapter);
}
和自定义适配器
public class FavoritesAdapter extends ArrayAdapter<Favorites> {
public FavoritesAdapter(Context context, ArrayList<Favorites> favorites){
super(context, 0, favoritos);
}
public static class ItemViewHolder{
TextView indicadorTextView;
TextView enderecoTextView;
TextView precoTextView;
TextView horaAbreTextView;
TextView horaFechaTextView;
RatingBar notaEstacionamento;
ImageView disponivelImg;
TextView disponivelTextView;
ImageView esconderView;
public ItemViewHolder(View view){
indicadorTextView = (TextView) view.findViewById(R.id.indicador);
enderecoTextView = (TextView) view.findViewById(R.id.endereco);
precoTextView = (TextView) view.findViewById(R.id.precoValor);
horaAbreTextView = (TextView) view.findViewById(horaAbre);
horaFechaTextView = (TextView) view.findViewById(horaFecha);
notaEstacionamento = (RatingBar) view.findViewById(R.id.ratingBar);
disponivelImg = (ImageView) view.findViewById(R.id.img_disponibilidade);
disponivelTextView = (TextView) view.findViewById(R.id.disponivel);
esconderView = (ImageView) view.findViewById(R.id.esconder_view_btn);
}
}
@Override
public View getView(int position, View convertView, ViewGroup parent) {
// Check if an existing view is being reused, otherwise inflate the view
View listItemView = convertView;
if (listItemView == null) {
listItemView = LayoutInflater.from(getContext()).inflate(
R.layout.favorites_item, parent, false);
}
Favorites currentFavorito = getItem(position);
final ItemViewHolder holder;
if(listItemView.getTag() == null){
holder = new ItemViewHolder(listItemView);
listItemView.setTag(holder);
} else {
holder = (ItemViewHolder) listItemView.getTag();
}
if(currentFavorito.getDisponibilidade()){
holder.disponivelTextView.setText(currentFavorito.getIndicacao());
} else {
holder.disponivelTextView.setText(currentFavorito.getIndicacao());
}
holder.indicadorTextView.setText(currentFavorito.getIndicacao());
holder.enderecoTextView.setText(currentFavorito.getEndereco());
holder.precoTextView.setText(currentFavorito.getPreco());
holder.horaAbreTextView.setText(currentFavorito.getHoraAbre());
holder.horaFechaTextView.setText(currentFavorito.getHoraFecha());
holder.notaEstacionamento.setRating(currentFavorito.getAvaliacao());
if(currentFavorito.getDisponibilidade()){
holder.disponivelImg.setImageResource(R.drawable.ir_img);
holder.disponivelTextView.setText(R.string.aberto);
holder.disponivelTextView.setTextColor(getContext().getResources().getColor(R.color.verde));
} else {
holder.disponivelImg.setImageResource(R.drawable.fechado_img);
holder.disponivelTextView.setText(R.string.fechado);
holder.disponivelTextView.setTextColor(getContext().getResources().getColor(R.color.vermelho)); }
return listItemView;
}
公共类FavoritesAdapter扩展了ArrayAdapter{
公共收藏夹适配器(上下文、ArrayList收藏夹){
超级(上下文,0,偏好);
}
公共静态类ItemViewHolder{
文本视图指示器文本视图;
TextView和TextView;
文本视图;
TextView和abretextview;
TextView horaFechaTextView;
额定值栏notestacionamento;
ImageView disponivelImg;
TextView DisponiveTextView;
ImageView-esconderView;
公共项目视图持有者(视图){
indicatorTextView=(TextView)view.findViewById(R.id.indicator);
enderecoTextView=(TextView)view.findViewById(R.id.endereco);
precoTextView=(TextView)view.findViewById(R.id.precoValor);
horaAbreTextView=(TextView)view.findViewById(horaAbre);
horaFechaTextView=(TextView)view.findViewById(horaFecha);
notestacionamento=(RatingBar)view.findViewById(R.id.RatingBar);
disponivelImg=(ImageView)view.findViewById(R.id.img_disponibilidade);
disponivelTextView=(TextView)view.findViewById(R.id.disponivel);
esconderView=(ImageView)view.findViewById(R.id.esconder\u view\u btn);
}
}
@凌驾
公共视图getView(int位置、视图转换视图、视图组父视图){
//检查是否正在重用现有视图,否则会膨胀视图
View listItemView=convertView;
如果(listItemView==null){
listItemView=LayoutFlater.from(getContext()).inflate(
R.layout.favorites(项目,父项,false);
}
收藏夹currentFavorito=getItem(位置);
最终项目视图持有者;
if(listItemView.getTag()==null){
holder=新项目视图holder(listItemView);
setTag(持有者);
}否则{
holder=(ItemViewHolder)listItemView.getTag();
}
if(currentFavorito.getDisponibilidade()){
holder.disponivelTextView.setText(currentFavorito.getIndicatacao());
}否则{
holder.disponivelTextView.setText(currentFavorito.getIndicatacao());
}
holder.indicatorTextView.setText(currentFavorito.getIndicatacao());
holder.enderecoxtview.setText(currentFavorito.getEndereco());
holder.precoTextView.setText(currentFavorito.getPreco());
holder.horabretextView.setText(currentFavorito.gethorabre());
holder.horaFechaTextView.setText(currentFavorito.getHoraFecha());
holder.notestacionamento.setRating(currentFavorito.getAvalicao());
if(currentFavorito.getDisponibilidade()){
holder.disponivelImg.setImageResource(R.drawable.ir_img);
holder.disponivelTextView.setText(R.string.aberto);
holder.disponivelTextView.setTextColor(getContext().getResources().getColor(R.color.verde));
}否则{
holder.disponivelImg.setImageResource(R.drawable.fechado_img);
holder.disponivelTextView.setText(R.string.fechado);
holder.disponivelTextView.setTextColor(getContext().getResources().getColor(R.color.vermelho));}
返回listItemView;
}
}步骤:1在类似searchview的片段中创建选项菜单
@Override
public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
super.onCreateOptionsMenu(menu, inflater);
//menu.clear();
inflater.inflate(R.menu.ticket_fragment_search_menu, menu);
MenuItem actionSearch = menu.findItem(R.id.action_search);
SearchView searchView = (SearchView) MenuItemCompat.getActionView(actionSearch);
searchView.setMaxWidth(Integer.MAX_VALUE);
EditText searchEditText = (EditText) searchView.findViewById(android.support.v7.appcompat.R.id.search_src_text);
searchEditText.setSingleLine(true);
searchEditText.setTextColor(getResources().getColor(R.color.black));
searchEditText.setHintTextColor(getResources().getColor(R.color.black));
searchView.setQueryHint(getResources().getString(R.string.txt_search_here));
searchView.setOnQueryTextListener(new SearchView.OnQueryTextListener() {
@Override
public boolean onQueryTextSubmit(String query) {
return false;
}
@Override
public boolean onQueryTextChange(String newText) {
//apply Filter
adapter.setFilter(newText)
return false;
}
});
searchView.setOnSearchClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
Log.e(TAG, "search open");
}
});
searchView.setOnCloseListener(new SearchView.OnCloseListener() {
@Override
public boolean onClose() {
Log.e(TAG, "search close");
return false;
}
});
}
步骤2:在适配器中创建筛选或搜索功能
public void setFilter(String str) {
aList = new ArrayList<>();
if (aListTemp.size() > 0) {
for (int i = 0; i < aListTemp.size(); i++) {
if (aListTemp.get(i).toLowerCase().contains(str.toLowerCase())
) {
aList.add(aListTemp.get(i));
}
}
}
notifyDataSetChanged();
}
public void setFilter(字符串str){
aList=新的ArrayList();
如果(aListTemp.size()>0){
对于(int i=0;i
步骤:1在类似searchview的片段中创建选项菜单
@Override
public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
super.onCreateOptionsMenu(menu, inflater);
//menu.clear();
inflater.inflate(R.menu.ticket_fragment_search_menu, menu);
MenuItem actionSearch = menu.findItem(R.id.action_search);
SearchView searchView = (SearchView) MenuItemCompat.getActionView(actionSearch);
searchView.setMaxWidth(Integer.MAX_VALUE);
EditText searchEditText = (EditText) searchView.findViewById(android.support.v7.appcompat.R.id.search_src_text);
searchEditText.setSingleLine(true);
searchEditText.setTextColor(getResources().getColor(R.color.black));
searchEditText.setHintTextColor(getResources().getColor(R.color.black));
searchView.setQueryHint(getResources().getString(R.string.txt_search_here));
searchView.setOnQueryTextListener(new SearchView.OnQueryTextListener() {
@Override
public boolean onQueryTextSubmit(String query) {
return false;
}
@Override
public boolean onQueryTextChange(String newText) {
//apply Filter
adapter.setFilter(newText)
return false;
}
});
searchView.setOnSearchClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
Log.e(TAG, "search open");
}
});
searchView.setOnCloseListener(new SearchView.OnCloseListener() {
@Override
public boolean onClose() {
Log.e(TAG, "search close");
return false;
}
});
}
步骤2:在适配器中创建筛选或搜索功能
public void setFilter(String str) {
aList = new ArrayList<>();
if (aListTemp.size() > 0) {
for (int i = 0; i < aListTemp.size(); i++) {
if (aListTemp.get(i).toLowerCase().contains(str.toLowerCase())
) {
aList.add(aListTemp.get(i));
}
}
}
notifyDataSetChanged();
}
public void setFilter(字符串str){
aList=新的ArrayList();
如果(aListTemp.size()>0){
对于(int i=0;i
为什么不在列表中创建自己的serchview?我不知道,这是我的第一个项目。我认为这是最好的方法。我该怎么做?我以前试过。我在过滤器和定位搜索图标方面遇到了问题。您可以试试这个答案。这是我的工作,为什么你不在列表中创建自己的serchview?我不知道,这是我的第一个项目。我认为这是最好的方法。我该怎么做?我以前试过。我在过滤器和定位搜索图标方面遇到了问题。您可以试试这个答案。这是我的工作