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Does an AlertDialog.show() start a new thread? I don’t see any indication in the Android documentation that it does, and would like confirmation.
Specifically, I want to make sure that the OnDismiss() callback occurs on the UI thread.
Short: No, it doesn’t create a new thread and yes it runs in the ui thread.
Long: It should be running in the ui thread since it modifies ui stuff but you can create it from another thread and you will end having an exception. If you have a second thread you should do all the
AlertDialogcalls from the ui thread using one of the different ways to communicating with the ui thread. For instancerunOnUiThread