white activity tracker

following example is passed by clicking the button intent. Implement a jump.Create a firstactivity and secondactivity respectively, and register the activity information in the Androidminifest.xml.Create a factivity_main.xml and Sactivity_main.xml layout file, respectively.The first button is a intent example that implements a parameterless return.The second button is clicked to go to the second page and returns to carry the parameters back over. As

Some low performance machines, when switching activity when the white screen display the correct view, high-performance machines may be too fast to see, but the fact exists,Especially when you start a new process, the activity of the a process jumps to the activity of the B process, which will definitely appear on a

Some low performance machines display the correct view after a white screen is switched on during activityHigh-performance machines may be too fast to see, but the facts are there,Especially when you start a new process, the activity of the a process jumps to the activity of the B process, it will definitely appear white