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You can jump to a new window by changing the content view.

Code:

But the type of Activity between two views must be same. In my case, I need to switch to a List view(Activity) from a normal window. I can't do by switching content views. The only way to do that is start a sub-activity, just like the following:

Code:

Yes, then it will jump to a new window, after the action completes, my code will call "finish();" from the sub-activity. Then it will jump back to the main window.