Android Notes 1 - Analysis of the View Event Distribution Mechanism
Coo Coo Coo Basically, this article summarizes the chapter on the View event distribution mechanism from the book “Exploring Android Art Development.” A long time ago, Android development notes were too superficial. Brief Introduction As we all know, an event sequence starts with MotionEvent.ACTION_DOWN (press), followed by multiple MotionEvent.MOVE (move) events, and ends with a MotionEvent.ACTION_UP (release). The order of event transmission is: Activity -> Window -> DecorView -> RootView (the View you set)....