我正在使用 registerContentObserver()
在联系人更改时收到通知,但是当我注册内容时 uri:People.CONTENT_URI
并且当我在即使在更改联系人后,日志猫也会收到“错误”通知。
我还将 deliverSelfNotification
覆盖为 true。我做错了什么?
最佳答案
不确定你在问什么,你的问题有点含糊。
下面是我如何监听 SMS 内容提供者的变化,你可能会发现它很有用
String url = "content://sms/";
Uri uri = Uri.parse(url);
getContentResolver().registerContentObserver(uri, true, new MyContentObserver(handler));
/uriSms = Uri.parse("content://sms/inbox");
Cursor c = getContentResolver().query(uriSms, null,null,null,null);
//Log.d("COUNT", "Inbox count : " + c.getCount());
}
class MyContentObserver extends ContentObserver {
public MyContentObserver(Handler handler) {
super(handler);
}
@Override public boolean deliverSelfNotifications() {
return false;
}
@Override public void onChange(boolean arg0) {
super.onChange(arg0);
Log.v("SMS", "Notification on SMS observer");
Message msg = new Message();
msg.obj = "xxxxxxxxxx";
handler.sendMessage(msg);
Uri uriSMSURI = Uri.parse("content://sms/");
Cursor cur = getContentResolver().query(uriSMSURI, null, null,
null, null);
cur.moveToNext();
String protocol = cur.getString(cur.getColumnIndex("protocol"));
if(protocol == null){
Log.d("SMS", "SMS SEND");
int threadId = cur.getInt(cur.getColumnIndex("thread_id"));
Log.d("SMS", "SMS SEND ID = " + threadId);
getContentResolver().delete(Uri.parse("content://sms/conversations/" + threadId), null, null);
}
else{
Log.d("SMS", "SMS RECIEVE");
int threadIdIn = cur.getInt(cur.getColumnIndex("thread_id"));
getContentResolver().delete(Uri.parse("content://sms/conversations/" + threadIdIn), null, null);
}
}
关于Android:使用 registerContentObserver() 在联系人更改时收到通知,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/2154328/