我有一个活动，从sql server数据库列出listview上的客户端，我已经实现了searchview ..但我不知道如何实现查询从listview中搜索客户端名称..可以有人帮帮我??
这是我的活动代码，其中列表是：
package com.example.hp13_b200.testedesign;
import android.app.ListActivity;
import android.app.ProgressDialog;
import android.app.SearchManager;
import android.content.Context;
import android.content.Intent;
import android.os.AsyncTask;
import android.support.v7.app.ActionBarActivity;
import android.os.Bundle;
import android.support.v7.widget.SearchView;
import android.util.Log;
import android.view.Menu;
import android.view.MenuInflater;
import android.view.MenuItem;
import android.view.View;
import android.widget.LinearLayout;
import android.widget.ListAdapter;
import android.widget.ListView;
import android.widget.SimpleAdapter;
import android.widget.TextView;
import org.apache.http.NameValuePair;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
public class listar_clientes extends ActionBarActivity {
private ListView list;
private TextView nome, abv, esaldo, telefone, mail, morada;
private SearchView search;
private ProgressDialog pDialog;
@Override
public boolean onCreateOptionsMenu(Menu menu) {
MenuInflater inflater = getMenuInflater();
inflater.inflate(R.menu.menu_listar_clientes, menu);
// Associate searchable configuration with the SearchView
SearchManager searchManager =
(SearchManager) getSystemService(Context.SEARCH_SERVICE);
SearchView searchView =
(SearchView) menu.findItem(R.id.search).getActionView();
searchView.setSearchableInfo(
searchManager.getSearchableInfo(getComponentName()));
return true;
// Associate searchable configuration with the SearchView
}
// Creating JSON Parser object
JSONParser jParser = new JSONParser();
ArrayList<HashMap<String, String>> productsList;
// url to get all products list
private static String url_all_products = "http://ciemarco.dyndns.org:90/androidapp/listar_clientes.php";
// JSON Node names
private static final String TAG_CLIENTE= "clientes";
private static final String TAG_NOME = "nome";
private static final String TAG_ABV = "nome2";
private static final String TAG_SALDO = "esaldo";
private static final String TAG_TELEFONE = "telefone";
private static final String TAG_MORADA = "morada";
private static final String TAG_MAIL = "email";
// products JSONArray
JSONArray products = null;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_listar_clientes);
// Get the intent, verify the action and get the query
Intent intent = getIntent();
/*if (Intent.ACTION_SEARCH.equals(intent.getAction())) {
String query = intent.getStringExtra(SearchManager.QUERY);
doMySearch(query);
}*/
nome = (TextView)findViewById(R.id.name);
abv = (TextView)findViewById(R.id.abv);
telefone = (TextView)findViewById(R.id.telefone);
morada = (TextView)findViewById(R.id.morada);
mail = (TextView)findViewById(R.id.mail);
esaldo = (TextView)findViewById(R.id.esaldo);
list = (ListView)findViewById(android.R.id.list);
// Hashmap for ListView
productsList = new ArrayList<HashMap<String, String>>();
// Loading products in Background Thread
new LoadAllProducts().execute();
// Log.v("COUNT-->",productsList.get(0).toString());
// Get listview
/* list.setOnItemClickListener(new AdapterView.OnItemClickListener() {
@Override
public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
// getting values from selected ListItem
String nome = ((TextView) view.findViewById(R.id.name)).getText()
.toString();
Log.d("Cod_conta: ", ""+nome);
// Starting new intent
Intent in = new Intent(listar_clientes.this,
detalhes_cliente.class);
// sending pid to next activity
in.putExtra(TAG_NOME, nome);
//in.putExtra(TAG_ABV, abv);
Log.d("entrou: ", "vai entrar");
//startActivityForResult(in,100);
// starting new activity and expecting some response back
startActivity(in);
}
} );*/
// launching Edit Product Screen
// lv.setOnItemClickListener(new AdapterView.OnItemClickListener() {
//
//
// // Starting new intent
// Intent in = new Intent(getApplicationContext(),
// list_item.class);
// // sending pid to next activity
// in.putExtra(TAG_PID, pid);
//
// // starting new activity and expecting some response back
// startActivityForResult(in, 100);
// }
// });
/* ListAdapter adapter = new SimpleAdapter(
encomendas_user.this, productsList,
R.layout.activity_list_item, new String[] { TAG_IDUSER,
TAG_TITULO},
new int[] { R.id.pid, R.id.name });
// updating listview
setListAdapter(adapter);*/
// on seleting single product
// launching Edit Product Screen
}
// Response from Edit Product Activity
@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
super.onActivityResult(requestCode, resultCode, data);
// if result code 100
if (resultCode == 100) {
// if result code 100 is received
// means user edited/deleted product
// reload this screen again
Intent intent = getIntent();
finish();
startActivity(intent);
}
}
/**
* Background Async Task to Load all product by making HTTP Request
* */
class LoadAllProducts extends AsyncTask<String, String, String> {
/**
* Before starting background thread Show Progress Dialog
* */
@Override
protected void onPreExecute() {
super.onPreExecute();
pDialog = new ProgressDialog(listar_clientes.this);
pDialog.setMessage("A Carregar dados. Por favor Aguarde...");
pDialog.setIndeterminate(false);
pDialog.setCancelable(false);
pDialog.show();
}
/**
* getting All products from url
* */
protected String doInBackground(String... args) {
// Building Parameters
List<NameValuePair> params = new ArrayList<NameValuePair>();
// getting JSON string from URL
JSONObject json = jParser.makeHttpRequest(url_all_products, "GET", params);
// Check your log cat for JSON reponse
Log.d("All Products: ", json.toString());
try {
// Checking for SUCCESS TAG
// int success = json.getInt(TAG_IDUSER);
//Log.d("NAMSUCCESSE: ", ""+success);
//if (success == 1) {
// products found
// Getting Array of Products
products = json.getJSONArray(TAG_CLIENTE);
// looping through All Products
for (int i = 0; i < products.length(); i++) {
JSONObject c = products.getJSONObject(i);
// Storing each json item in variable
String name = c.getString(TAG_NOME);
String abv = c.getString(TAG_ABV);
String telefone = c.getString(TAG_TELEFONE);
String morada = c.getString(TAG_MORADA);
String mail = c.getString(TAG_MAIL);
String esaldo = c.getString(TAG_SALDO);
Log.d("NAME TESTE: ", name);
// creating new HashMap
HashMap<String, String> map = new HashMap<String, String>();
// adding each child node to HashMap key => value
map.put(TAG_NOME, name);
map.put(TAG_ABV, abv);
map.put(TAG_TELEFONE, telefone);
map.put(TAG_MORADA, morada);
map.put(TAG_MAIL, mail);
map.put(TAG_SALDO, esaldo);
// if(UserInfo.userID==(Integer.parseInt(name))){
// adding HashList to ArrayList
productsList.add(map);
// }
}
/* } else {
// no products found
// Launch Add New product Activity
//Intent i = new Intent(getApplicationContext(),
// NewProductActivity.class);
// Closing all previous activities
//i.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
// startActivity(i);
}*/
} catch (JSONException e) {
e.printStackTrace();
}
return null;
}
/**
* After completing background task Dismiss the progress dialog
* **/
protected void onPostExecute(String file_url) {
// dismiss the dialog after getting all products
pDialog.dismiss();
// updating UI from Background Thread
runOnUiThread(new Runnable() {
public void run() {
/**
* Updating parsed JSON data into ListView
* */
ListAdapter adapter = new SimpleAdapter(
listar_clientes.this, productsList,
R.layout.activity_list_item_clientes, new String[]{TAG_NOME, TAG_MAIL, TAG_TELEFONE, TAG_MORADA, TAG_SALDO},
new int[]{R.id.name, R.id.mail, R.id.telefone, R.id.morada, R.id.esaldo});
// updating listview
list.setAdapter(adapter);
}
});
}
}
public void listar(View v){
LinearLayout vwParentRow = (LinearLayout)v.getParent();
TextView nome=(TextView)vwParentRow.getChildAt(1);
TextView telefone=(TextView)vwParentRow.getChildAt(4);
TextView morada=(TextView)vwParentRow.getChildAt(3);
TextView mail=(TextView)vwParentRow.getChildAt(5);
TextView esaldo=(TextView)vwParentRow.getChildAt(6);
// Starting new intent
Intent in = new Intent(getApplicationContext(),
detalhes_cliente.class);
// sending pid to next activity
in.putExtra(TAG_NOME, nome.getText().toString());
in.putExtra(TAG_TELEFONE, telefone.getText().toString());
in.putExtra(TAG_MORADA, morada.getText().toString());
in.putExtra(TAG_MAIL, mail.getText().toString());
in.putExtra(TAG_SALDO, esaldo.getText().toString());
// starting new activity and expecting some response back
startActivityForResult(in, 100);
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
// Handle action bar item clicks here. The action bar will
// automatically handle clicks on the Home/Up button, so long
// as you specify a parent activity in AndroidManifest.xml.
int id = item.getItemId();
//noinspection SimplifiableIfStatement
if (id == R.id.action_settings) {
return true;
}
return super.onOptionsItemSelected(item);
}
@Override
public boolean onPrepareOptionsMenu(Menu menu) {
MenuItem item= menu.findItem(R.id.action_settings);
item.setVisible(false);
super.onPrepareOptionsMenu(menu);
return true;
}
}
以下是来自searchresultactivity的代码：
package com.example.hp13_b200.testedesign;
import android.app.SearchManager;
import android.content.Intent;
import android.support.v7.app.ActionBarActivity;
import android.os.Bundle;
import android.view.Menu;
import android.view.MenuItem;
public class SearchResultsActivity extends ActionBarActivity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_search_results);
handleIntent(getIntent());
}
@Override
protected void onNewIntent(Intent intent) {
handleIntent(intent);
}
private void handleIntent(Intent intent) {
if (Intent.ACTION_SEARCH.equals(intent.getAction())) {
String query = intent.getStringExtra(SearchManager.QUERY);
//use the query to search your data somehow
}
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
// Inflate the menu; this adds items to the action bar if it is present.
getMenuInflater().inflate(R.menu.menu_search_results, menu);
return true;
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
// Handle action bar item clicks here. The action bar will
// automatically handle clicks on the Home/Up button, so long
// as you specify a parent activity in AndroidManifest.xml.
int id = item.getItemId();
//noinspection SimplifiableIfStatement
if (id == R.id.action_settings) {
return true;
}
return super.onOptionsItemSelected(item);
}
}
答案 0 :(得分：0)
关于模型 - 视图 - 控制器方法，您需要做的就是创建一个模型，其中包含与您的搜索匹配的数据，并将其交给将显示它的视图（列表视图）。
答案 1 :(得分：0)
您可能需要一个setOnQueryTextListener，可以在SearchView中写入文字时过滤结果。
现有的帖子很好地解释了这一点，Implementing SearchView in action bar。