At this time, it is necessary to consider whether the new activity is opened in the same task stack as your own App or in the new task [this is very important because in Android mechanism: the life cycle of the activity in the same task stack is associated with this task [see below for specific examples]], and then consider the startup mode of the activity; Therefore, Android provides a higher priority setting method in Intent.setFlags (int flags), through which you can set the task stack and startup mode for opening the activity in the third-party App, and look at the source code for the specific settings.主人公仁藤俊美是一流大学毕业的银行精英，有着幸福美满的家庭。在某日下午，他以“想要有地方放书”为由，突然杀害了妻子和女儿。随着庭审的进行，仁藤不为人知的过去逐渐被揭开……Then there are the move and up events. The log is very simple, because the down event sub-views are not consumed, then the subsequent events in the event sequence will no longer be distributed and will be handled directly by the top activity (DecorView).