Android SearchView搜索框组件 Android SearchView搜索框组件如何使用

package com.jialianjia.bzw.activity;

import android.os.Bundle;
import android.widget.ArrayAdapter;
import android.annotation.SuppressLint;
import android.widget.ListView;
import android.widget.SearchView;
import com.jialianjia.bzw.BaseActivity;
import com.jialianjia.bzw.R;
import com.lidroid.xutils.ViewUtils;
import java.util.ArrayList;

/**
 * 搜索
 * Created by Gxs on 2016/5/5.
 */

public class SearchActivity extends BaseActivity implements SearchView.OnQueryTextListener{

 private SearchView searchView;
 private ListView listView;
 private ArrayAdapter<String> arrayAdapter;
 private ArrayList<String> arrayList = new ArrayList<String>();
 private Object[] names;

 @Override
 protected void onCreate(Bundle savedInstanceState) {
 super.onCreate(savedInstanceState);
 setContentView(R.layout.activity_search);
 names = loadData();
 ViewUtils.inject(this);
 searchView = (SearchView) findViewById(R.id.searchView);
 listView = (ListView) findViewById(R.id.listView);
 listView.setAdapter(new ArrayAdapter<Object>(getApplicationContext(),
  android.R.layout.simple_expandable_list_item_1, names));
 searchView.setOnQueryTextListener(this);
 searchView.setSubmitButtonEnabled(false);
 }
 @Override
 public boolean onQueryTextSubmit(String query) {
 return false;
 }

 @Override
 public boolean onQueryTextChange(String newText) {
 Object[] obj = searchItem(newText);
 updateLayout(obj);
 return false;
 }

 public Object[] searchItem(String name) {
 ArrayList<String> mSearchList = new ArrayList<String>();
 for (int i = 0; i < arrayList.size(); i++) {
  int index = arrayList.get(i).indexOf(name);
  // 存在匹配的数据
  if (index != -1) {
  mSearchList.add(arrayList.get(i));
  }
 }
 return mSearchList.toArray();
 }

 // 更新数据
 public void updateLayout(Object[] obj) {
 listView.setAdapter(new ArrayAdapter<Object>(getApplicationContext(),
  android.R.layout.simple_expandable_list_item_1, obj));
 }

 // 测试数据
 public Object[] loadData() {
 arrayList.add("aaa");
 arrayList.add("aab");
 arrayList.add("aac");
 arrayList.add("aad");
 arrayList.add("abc");
 arrayList.add("abcd");
 arrayList.add("cdf");
 arrayList.add("eda");
 arrayList.add("sdfa");
 arrayList.add("ddda");
 arrayList.add("sssa");
 return arrayList.toArray();
 }
}

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
 android:layout_width="match_parent"
 android:layout_height="match_parent"
 android:orientation="vertical" >

 <android.support.v7.widget.Toolbar
 android:id="@+id/toolbar"
 android:layout_width="match_parent"
 android:layout_height="50dp"
 android:background="?attr/colorPrimary"
 android:theme="@style/AppTheme.AppBarOverlay"
 android:fitsSystemWindows="true" />

 <LinearLayout
 android:layout_width="match_parent"
 android:layout_height="wrap_content"
 android:orientation="horizontal"
 android:layout_marginTop="5dp"
 android:layout_marginLeft="5dp"
 android:layout_marginRight="5dp">

 <SearchView
 android:id="@+id/searchView"
 android:layout_width="wrap_content"
 android:layout_height="wrap_content"
 android:iconifiedByDefault="false"
 android:background="@drawable/shape_search"
 android:queryHint="请输入您要查找的内容"/>

 <Button
  android:layout_width="wrap_content"
  android:layout_height="wrap_content"
  android:text="返回"/>

 </LinearLayout>

 <TableRow
 android:layout_width="match_parent"
 android:layout_height="wrap_content"
 android:layout_gravity="right"></TableRow>

 <ListView
 android:id="@+id/listView"
 android:layout_width="wrap_content"
 android:layout_height="wrap_content"
 android:background="#969696"/>

</LinearLayout>