我正在尝试将联系人从电话显示到ListView（在Fragment中使用）.....我尝试过SearchView来过滤数据来自ListView .....
搜索视图不会过滤数据....
请帮助......我被严重困住......
在列表视图上显示SearchView的应用的ScreenShot显示联系人详细信息....
https://drive.google.com/file/d/0B8sFN35Zdhnfa0RtVEJKc2V2WG8/view?usp=sharing
https://drive.google.com/file/d/0B8sFN35ZdhnfWTljaTRWaGY3c1E/view?usp=sharing
contactfragment.xml，GetContactAdapter.java， Contact_Fragment3.java
是三个不同的文件..
**contractfragment.xml**
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:orientation="vertical" android:layout_width="match_parent"
android:layout_height="match_parent">
<SearchView
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:id="@+id/searchContactLIST"
android:queryHint="Search...."
android:clickable="true"
>
</SearchView>
<ListView
android:layout_width="match_parent"
android:layout_height="match_parent"
android:id="@+id/lists"
android:scrollbarStyle="outsideOverlay"
/>
</LinearLayout>
**GetContactAdapter.java**
package com.example.cosmic.zumi_test;
import android.content.Context;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ArrayAdapter;
import android.widget.BaseAdapter;
import android.widget.Filter;
import android.widget.Filterable;
import android.widget.ImageView;
import android.widget.TextView;
import java.util.ArrayList;
import java.util.List;
public class GetContactAdapter extends ArrayAdapter<String> implements Filterable {
String[] phone = {};
String[] names = {};
int[] img = {};
Context c;
LayoutInflater inflater;
public class Viewholder {
TextView names;
TextView address;
ImageView img;
}
public GetContactAdapter(Context context, String[] names, String[] add) {
super(context, R.layout.customcontactlist, names);
this.c = context;
this.names = names;
this.phone = add;
this.img = img;
}
@Override
public View getView(int position, View convertView, ViewGroup parent) {
if (convertView == null) {
inflater = (LayoutInflater) c.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
convertView = inflater.inflate(R.layout.customcontactlist, null);
}
Viewholder viewholder = new Viewholder();
viewholder.names = (TextView) convertView.findViewById(R.id.contact_name);
viewholder.address = (TextView) convertView.findViewById(R.id.contact_no);
viewholder.img = (ImageView) convertView.findViewById(R.id.image_contactlist);
//ASSIGN DATA
viewholder.img.setImageResource(R.drawable.com_facebook_button_icon_blue);
viewholder.names.setText(names[position]);
viewholder.address.setText(phone[position]);
return convertView;
}
}
**Contact_Fragment3.java**
package com.example.cosmic.zumi_test;
import android.Manifest;
import android.content.ContentResolver;
import android.content.ContentUris;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.database.Cursor;
import android.graphics.Bitmap;
import android.net.Uri;
import android.os.Build;
import android.os.Bundle;
import android.provider.ContactsContract;
import android.support.annotation.Nullable;
import android.support.v4.app.Fragment;
import android.support.v4.content.ContextCompat;
import android.support.v4.view.MenuItemCompat;
import android.support.v7.app.AppCompatActivity;
import android.support.v7.widget.SearchView;
import android.text.TextUtils;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MenuInflater;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ArrayAdapter;
import android.widget.Filterable;
import android.widget.ListView;
import android.widget.Toast;
import java.io.InputStream;
import java.lang.reflect.Array;
import java.util.ArrayList;
import java.util.List;
/**
* Created by cosmic on 31/12/16.
*/
public class Contact_FRAGMENT3 extends Fragment {
private Uri uriContact;
private String contactID;
private ListView lstNames;
private GetContactAdapter adapter;
// Request code for READ_CONTACTS. It can be any number > 0.
private static final int PERMISSIONS_REQUEST_READ_CONTACTS = 100;
private android.widget.SearchView search;
@Nullable
@Override
public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
View v = inflater.inflate(R.layout.contactfragment, container, false);
this.lstNames = (ListView) v.findViewById(R.id.lists);
this.search = (android.widget.SearchView) v.findViewById(R.id.searchContactLIST);
// Read and show the contacts
showContacts();
return v;
}
private void showContacts() {
// Check the SDK version and whether the permission is already granted or not.
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M && ContextCompat.checkSelfPermission(getActivity(), Manifest.permission.READ_CONTACTS) != PackageManager.PERMISSION_GRANTED) {
requestPermissions(new String[]{Manifest.permission.READ_CONTACTS}, PERMISSIONS_REQUEST_READ_CONTACTS);
//After this point you wait for callback in onRequestPermissionsResult(int, String[], int[]) overriden method
} else {
// Android version is lesser than 6.0 or the permission is already granted.
List<String> contacts = getContactNames();
// String[] arr_contact=contacts.to
List<String> contacts_no = getContactNo();
String[] strarray = new String[contacts.size()];
contacts.toArray(strarray);
String[] strarray2 = new String[contacts_no.size()];
contacts_no.toArray(strarray2);
adapter = new GetContactAdapter(getContext(), strarray, strarray2);
lstNames.setAdapter(adapter);
search.setOnQueryTextListener(new android.widget.SearchView.OnQueryTextListener() {
@Override
public boolean onQueryTextSubmit(String query) {
return false;
}
@Override
public boolean onQueryTextChange(String newText) {
adapter.getFilter().filter(newText);
return true;
}
});
}
}
@Override
public void onRequestPermissionsResult(int requestCode, String[] permissions, int[] grantResults) {
if (requestCode == PERMISSIONS_REQUEST_READ_CONTACTS) {
if (grantResults[0] == PackageManager.PERMISSION_GRANTED) {
// Permission is granted
showContacts();
} else {
Toast.makeText(getContext(), "Until you grant the permission, we cannot display the names", Toast.LENGTH_SHORT).show();
}
}
}
private List<String> getContactNames() {
List<String> contacts = new ArrayList<>();
List<String> number = new ArrayList<>();
// Get the ContentResolver
ContentResolver cr = getActivity().getContentResolver();
// Get the Cursor of all the contacts
Cursor cursor = cr.query(ContactsContract.Contacts.CONTENT_URI, null, null, null, null);
// Move the cursor to first. Also check whether the cursor is empty or not.
if (cursor.moveToFirst()) {
// Iterate through the cursor
do {
// Get the contacts name
String name = cursor.getString(cursor.getColumnIndex(ContactsContract.Contacts.DISPLAY_NAME));
String numbers = cursor.getString(cursor.getColumnIndex(ContactsContract.Contacts.HAS_PHONE_NUMBER));
number.add(numbers);
contacts.add(name);
} while (cursor.moveToNext());
}
// Close the curosor
cursor.close();
return contacts;
}
private List<String> getContactNo() {
List<String> number = new ArrayList<>();
// Get the ContentResolver
ContentResolver cr = getActivity().getContentResolver();
// Get the Cursor of all the contacts
Cursor cursor = cr.query(ContactsContract.Contacts.CONTENT_URI, null, null, null, null);
// Move the cursor to first. Also check whether the cursor is empty or not.
if (cursor.moveToFirst()) {
// Iterate through the cursor
do {
// Get the contacts name
// String name = cursor.getString(cursor.getColumnIndex(ContactsContract.Contacts.DISPLAY_NAME));
String numbers = cursor.getString(cursor.getColumnIndex(ContactsContract.Contacts.HAS_PHONE_NUMBER));
number.add(numbers);
// contacts.add(name);
} while (cursor.moveToNext());
}
// Close the curosor
cursor.close();
return number;
}
}
答案 0 :(得分：0)
尝试此代码，如果它可以帮助您
public class SearchViewFilterMode extends Activity implements SearchView.OnQueryTextListener {
private SearchView mSearchView;
private ListView mListView;
private final String[] mStrings = Cheeses.sCheeseStrings;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
getWindow().requestFeature(Window.FEATURE_ACTION_BAR);
setContentView(R.layout.searchview_filter);
mSearchView = (SearchView) findViewById(R.id.search_view);
mListView = (ListView) findViewById(R.id.list_view);
mListView.setAdapter(new ArrayAdapter<String>(this,
android.R.layout.simple_list_item_1,
mStrings));
mListView.setTextFilterEnabled(true);
setupSearchView();
}
private void setupSearchView() {
mSearchView.setIconifiedByDefault(false);
mSearchView.setOnQueryTextListener(this);
mSearchView.setSubmitButtonEnabled(true);
mSearchView.setQueryHint("Search Here");
}
public boolean onQueryTextChange(String newText) {
if (TextUtils.isEmpty(newText)) {
mListView.clearTextFilter();
} else {
mListView.setFilterText(newText.toString());
}
return true;
}
public boolean onQueryTextSubmit(String query) {
return false;
}
}