CallbackDescriptiononCreate()This is the first callback and called when the activity is first created.onStart()This callback is called when ...
Callback | Description |
---|
onCreate() | This is the first callback and called when the activity is first created. |
onStart() | This callback is called when the activity becomes visible to the user. |
onResume() | This is called when the user starts interacting with the application. |
onPause() | The paused activity does not receive user input and cannot execute any code and called when the current activity is being paused and the previous activity is being resumed. |
onStop() | This callback is called when the activity is no longer visible. |
onDestroy() | This callback is called before the activity is destroyed by the system. |
onRestart() | This callback is called when the activity restarts after stopping it. |
关键代码如下:
public class MainActivity extends Activity {
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原标题:初识Activity
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