Android-activity Task Stack

Android-activity Task Stack


A task stack
Task tasks: The business logic that consists of multiple activities (which may be different, such as activity that initiates the system) in order
Tasks have TaskID: The task of multiple activity processes in a task TaskID the same
The task is a horizontal concept, and the process is a portrait of the concept
Task Stack Taskstack: stacks composed of multiple activity processes, followed by advanced


Two attach a picture



Three-side questions
Describe the task stack model for activity
Task stack, where an activity overrides the current activity, the previous activity is pushed into the task stack
The current activity at the top of the stack, the task stack follows the principle of advanced

Android-activity Task Stack