UI
User Experience,User Conformity
The user can input or edit data in an Activity or Fragment. Then another activity pops up (incoming phone call) and the input is lost.
User Conformity,User Experience
The developer has to ensure that the state of the Activity or Fragment is stored, when the user inputted data. This is usually done in onSaveInstanceState(Bundle outState)
. It can be restored by overriding onRestoreInstanceState(Bundle)
.