Method: Public Boolean Movetasktoback (Boolean nonroot)
The activity has this method, the parameters are described as follows:
nonroot=false→ only takes effect when activity is the task root (that is, the first activity, such as initiating activity)
nonroot=true→ Ignore the above restrictions
This method does not change the order of the activity in the task, the effect is basically the same as the home key
Application Scenarios:
For example, some activity such as the Guide diagram, the user when pressing the return button when you do not want to quit (the default is the finish), but only want to set the background, you can adjust the method;
This article turns from http://blog.csdn.net/dacainiao007/article/details/17352367
http://blog.csdn.net/cool_ping/article/details/8237995
Android Movetasktoback app back to background, similar to minimized