在EditText中输入“@”后，应显示符号电话联系人。 [英] In EditText After typing '@' symbol phone contacts should be displayed..

问题描述

我有显示联系人的代码，但我发现很难在@符号后显示联系人.Kindly帮助...

公共类AutoCompleteTextViewActivity扩展活动{

String []结果;

String [] datacols = new String [] {

ContactsContract.CommonDataKinds.Phone._ID，

ContactsContract.CommonDataKinds。电话.DISPLAY_NAME，

ContactsContract.CommonDataKinds.Phone.NUMBER，};



@Override

public void onCreate（Bundle savedInstanceState）{

super.onCreate（savedInstanceState）;

setContentView（R.layout.main）;



loadingContacts（）;



}





public void loadingContacts（）{



ContentResolver cr = getContentResolver（）;

Cursor cursor = cr.query（

ContactsContract .CommonDataKinds.Phone.CONTENT_URI，datacols，

null，null，null）;

startManagingCursor（cursor）;

int count = cursor。 getCount（）;

result = new String [count];



int contact_name = cursor

.getColumnIndex （ContactsContract.CommonDataKinds.Phone.DISPLAY_NAME）;

int contact_number = cursor

.getColumnIndex（ContactsContract.CommonDataKinds.Phone.NUMBER）;



int i;

long temp;

for（cursor.moveToFirst（），i = 0; ！cursor.isAfterLast（）&&我<计数;游标

.moveToNext（），i ++）{

temp = cursor.getLong（contact_number）;

result [i] = cursor.getString （contact_name）+\ n+ temp;

}



ArrayAdapter< string> adapter = new ArrayAdapter< string>（this，

android.R.layout.simple_dropdown_item_1line，result）;

AutoCompleteTextView textView =（AutoCompleteTextView）

findViewById（R.id.txtCountries）;

textView.setThreshold（0）;

textView.setAdapter（adapter）;







}







}

I have code to display contacts but i have find difficult to display contacts after @ symbol ..Kindly Help...
public class AutoCompleteTextViewActivity extends Activity {
String[] result;
String[] datacols = new String[]{
ContactsContract.CommonDataKinds.Phone._ID,
ContactsContract.CommonDataKinds.Phone.DISPLAY_NAME,
ContactsContract.CommonDataKinds.Phone.NUMBER,};

@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);

loadingContacts();

}


public void loadingContacts() {

ContentResolver cr = getContentResolver();
Cursor cursor = cr.query(
ContactsContract.CommonDataKinds.Phone.CONTENT_URI, datacols,
null, null, null);
startManagingCursor(cursor);
int count = cursor.getCount();
result = new String[count];

int contact_name = cursor
.getColumnIndex(ContactsContract.CommonDataKinds.Phone.DISPLAY_NAME);
int contact_number = cursor
.getColumnIndex(ContactsContract.CommonDataKinds.Phone.NUMBER);

int i;
long temp;
for (cursor.moveToFirst(), i = 0; !cursor.isAfterLast() && i < count; cursor
.moveToNext(), i++) {
temp = cursor.getLong(contact_number);
result[i] = cursor.getString(contact_name) + "\n" + temp;
}

ArrayAdapter<string> adapter = new ArrayAdapter<string>(this,
android.R.layout.simple_dropdown_item_1line, result);
AutoCompleteTextView textView = (AutoCompleteTextView)
findViewById(R.id.txtCountries);
textView.setThreshold(0);
textView.setAdapter(adapter);



}



}

推荐答案

实现TextChanged侦听器并在OnTextChange方法中设置适配器。

Implement TextChanged listener and set your Adapter in OnTextChange method.

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