Android’s message queue and queue looper are aimed at the specific thread, a thread can have it’s own message queue and queue looper. 1. Android Message Queue And Looper Introduction. If you want to send messages between different threads, you need to add a message object in that thread’s message queue. Then the queue looper …
Android is a message-driven system, it implements the message loop mechanism through Looper and Handler. The message loop of Android is thread-oriented, each thread can have its own message queue and message loop.
android.os.Handler and android.os.AsyncTask classes all supports asynchronous task in android. To use Handler, you need to create a new child thread object for each task. When a task is finished, it will send a message to the main thread Handler to update UI components. But when multiple tasks are executed simultaneously, it is not easy …
Android splash screen is a popular screen effect in app development. It is always used in below two scenarios. Show app logo or company info in several seconds when the app initialize. The splash screen show time is fixed in this case. Show something when the app load data from a web server in the …
