Should I restore savedinstancestate in onCreate or in onRestoreInstanceState?
android,oncreate,onrestoreinstancestate
"Instead of restoring the state during onCreate() you may choose to implement onRestoreInstanceState(), which the system calls after the onStart() method. The system calls onRestoreInstanceState() only if there is a saved state to restore, so you do not need to check whether the Bundle is NULL" following link explain pretty...
Really how onRestoreInstanceState() works?
java,android,android-activity,activity-lifecycle,onrestoreinstancestate
As the system begins to stop your activity, it calls onSaveInstanceState() so you can specify additional state data you'd like to save in case the Activity instance must be recreated. If the activity is destroyed and the same instance must be recreated, the system passes the state data defined to...
Android onRestoreInstanceState not updating fully on orientation change
java,android,android-orientation,onrestoreinstancestate
You are getting the values of mCreate, mStart, mRestart and mResume from the Bundle object twice, in onCreate and in onRestoreInstanceState. This means that any changes to your counts made between retrieving the values the two times will be ignored. If it is called at all, onRestoreInstanceState gets called after...
onRestoreInstanceState() and Unique View Ids
android,view,onrestoreinstancestate
AdapterView (the base class for all ViewGroups that utilize an Adapter) is implemented so as to not save or restore the state of it's child Views, as that is the domain of the Adapter and should be handled at that level. As for the case of a sublayout that is...
variables need to be saved
android,onrestoreinstancestate
Try using Android SharedPreferences instead. This is a persistent key-value storage that Android offers for its apps and was designed to covers issues like this. Here's the easy way to use it: SharedPreference prefs = PreferenceManager.getDefaultSharedPreferences(this); // To put a data (in this case a String from your EditText).. Editor...
No empty constructor error on a Map Support
android,google-maps,android-fragments,supportmapfragment,onrestoreinstancestate
The solution is to create a real subclass. The syntax new DRPCustomMapFragment() { // stuff } creates an anonymous inner class extending DRPCustomMapFragment. It does not have a constructor, let alone a public zero-argument one. So: Create AnotherDRPCustomMapFragment that extends DRPCustomMapFragment, moving your logic from your anonymous inner class there....