Monday, June 7, 2010

[android-developers] how to delete groups in android 2.1

i try to delete contact groups by following code.but it does not work.

they are still in contact display options list. how should i do?


String where = ContactsContract.Data.MIMETYPE + " = ?";
String[] whereParameters = new String[]
{ GroupMembership.CONTENT_ITEM_TYPE };

int delete = getContentResolver().delete(
ContactsContract.Data.CONTENT_URI, where, whereParameters);

// グループ情報を削除
int count = getContentResolver().delete(
ContactsContract.Groups.CONTENT_URI,
ContactsContract.Groups.SYSTEM_ID + " is null and "
+ ContactsContract.Groups._ID + " > "
+ GROUP_ID_STARRED_IN_ANDROID, null);

// notify registered observers that a row was updated

getContentResolver().notifyChange(ContactsContract.Groups.CONTENT_URI,
null);

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