1 public class QuickContactsDemo extends ListActivity { 2         3        //设置要从联系人数据库中要查找的数据 4     static final String[] CONTACTS_SUMMARY_PROJECTION = new String[] { 5             Contacts._ID, // 0 6             Contacts.DISPLAY_NAME, // 1 7             Contacts.STARRED, // 2 8             Contacts.TIMES_CONTACTED, // 3 9             Contacts.CONTACT_PRESENCE, // 410             Contacts.PHOTO_ID, // 511             Contacts.LOOKUP_KEY, // 612             Contacts.HAS_PHONE_NUMBER, // 713     };14 15     static final int SUMMARY_ID_COLUMN_INDEX = 0;16     static final int SUMMARY_NAME_COLUMN_INDEX = 1;17     static final int SUMMARY_STARRED_COLUMN_INDEX = 2;18     static final int SUMMARY_TIMES_CONTACTED_COLUMN_INDEX = 3;19     static final int SUMMARY_PRESENCE_STATUS_COLUMN_INDEX = 4;20     static final int SUMMARY_PHOTO_ID_COLUMN_INDEX = 5;21     static final int SUMMARY_LOOKUP_KEY = 6;22     static final int SUMMARY_HAS_PHONE_COLUMN_INDEX = 7;23 24 25     @Override26     public void onCreate(Bundle savedInstanceState) {27         super.onCreate(savedInstanceState);28        29         //设置通过uri要查询的语句30         String select = "((" + Contacts.DISPLAY_NAME + " NOTNULL) AND ("31                 + Contacts.HAS_PHONE_NUMBER + "=1) AND ("32                 + Contacts.DISPLAY_NAME + " != '' ))";33        34         //通过ContentResolver的query函数，传入联系人的URI ：Contacts.CONTENT_URI查询所需信息，最后一个参数决定按照联系人的姓名进行降序排列35         Cursor c =36                 getContentResolver().query(Contacts.CONTENT_URI, CONTACTS_SUMMARY_PROJECTION, select,37                 null, Contacts.DISPLAY_NAME + " COLLATE LOCALIZED ASC");38        39         //一个cursor使用完毕后需将其关闭，cursor.close()。如果不想自己管理cursor，40 //可调用下面的startManagingCursor语句让系统自行管理，cursor会在程序结束时自动释放41         startManagingCursor(c);42        43         ContactListItemAdapter adapter = new ContactListItemAdapter(this, R.layout.quick_contacts, c);44         setListAdapter(adapter);45 46     }47 48     private final class ContactListItemAdapter extends ResourceCursorAdapter {49         public ContactListItemAdapter(Context context, int layout, Cursor c) {50             super(context, layout, c);51         }52        53        54         //重写bindView方法，设置每个ListView内每一个view的值55         @Override56         public void bindView(View view, Context context, Cursor cursor) {57             final ContactListItemCache cache = (ContactListItemCache) view.getTag();58             TextView nameView = cache.nameView;59             QuickContactBadge photoView = cache.photoView;60             // Set the name61             cursor.copyStringToBuffer(SUMMARY_NAME_COLUMN_INDEX, cache.nameBuffer);62             int size = cache.nameBuffer.sizeCopied;63             cache.nameView.setText(cache.nameBuffer.data, 0, size);64             final long contactId = cursor.getLong(SUMMARY_ID_COLUMN_INDEX);65             final String lookupKey = cursor.getString(SUMMARY_LOOKUP_KEY);66             cache.photoView.assignContactUri(Contacts.getLookupUri(contactId, lookupKey));67         }68 69         @Override70         public View newView(Context context, Cursor cursor, ViewGroup parent) {71             View view = super.newView(context, cursor, parent);72             ContactListItemCache cache = new ContactListItemCache();73             cache.nameView = (TextView) view.findViewById(R.id.name);74             cache.photoView = (QuickContactBadge) view.findViewById(R.id.badge);75             view.setTag(cache);76 77             return view;78         }79     }80 81     final static class ContactListItemCache {82         public TextView nameView;83         public QuickContactBadge photoView;84         public CharArrayBuffer nameBuffer = new CharArrayBuffer(128);85     }86 }

 1 <RelativeLayout 2 xmlns:android="http://schemas.android.com/apk/res/android" 3     android:layout_width="fill_parent" 4     android:paddingLeft="0dip" 5     android:paddingRight="9dip" 6     android:layout_height= "wrap_content" 7     android:minHeight="48dip"> 8  9     <QuickContactBadge10 android:id="@+id/badge"11         android:layout_marginLeft="2dip"12         android:layout_marginRight="14dip"13         android:layout_marginTop="4dip"14         android:layout_marginBottom="3dip"15         android:layout_alignParentLeft="true"16         android:layout_alignParentTop="true"17         android:layout_height= "wrap_content"18         android:layout_width= "wrap_content"19         android:src="@drawable/ic_contact_picture"20         style="?android:attr/quickContactBadgeStyleWindowSmall" />21 22     <TextView23 android:id="@+id/name"24         android:textAppearance="?android:attr/textAppearanceMedium"25         android:paddingLeft="2dip"26         android:layout_centerVertical="true"27         android:layout_toRightOf="@id/badge"28         android:layout_width="fill_parent"29         android:layout_height="wrap_content" />30 31 </RelativeLayout>