Indicate the user that data is being loading

问题

I want to show a progress bar or anything else on the screen when a particular piece of code will execute. How can I do this?

回答1:

http://developer.android.com/reference/android/app/ProgressDialog.html

http://www.helloandroid.com/tutorials/using-threads-and-progressdialog

来源：https://stackoverflow.com/questions/8148221/indicate-the-user-that-data-is-being-loading