里面的Android AsyncTask的警报对话框
问题描述:
我需要显示 Alertdialog
在的AsyncTask
在Android中,但它那倒显示抛出异常。
I need to show the Alertdialog
inside Asynctask
in android , but it won`t show in throws exception.
05-13 14:59:35.522: WARN/System.err(1179): java.lang.RuntimeException: Can't create handler inside thread that has not called Looper.prepare()
感谢。
答
这是不可能操纵从后台线程的用户界面。使用上的的AsyncTask的pre /后处理的方法或。
It isn't possible to manipulate the UI from the background thread. Use handler or the onPre/Post methods of the AsyncTask for that.