The android startActivityForResult method, requires a result from the second activity (activity to be invoked). In such case, we need to override the onActivityResult method that is invoked automatically when second activity returns result.
How do I get my intention results back?
Returning values from an Activity
- Create an Intent (the result object)
- Set the result data (you don’t have to return a Uri – you can use the putExtra methods to set any values you want)
- Call setResult on your Activity, giving it the result Intent.
- Call finish on your Activity.
How can I get results from activity?
Starting another activity doesn’t have to be one-way. You can also start another activity and receive a result back. To receive a result, call startActivityForResult() (instead of startActivity() ). For example, your app can start a camera app and receive the captured photo as a result.
What is result code in Android?
1. 10. The resultCode will be RESULT_CANCELED if the activity explicitly returned that, didn’t return any result, or crashed during its operation. But you can specify it before finishing the child activity, and initiate it: * RESULT_CANCELED * RESULT_OK * RESULT_FIRST_USER * […]
How do you use startActivity?
To start an activity, use the method startActivity(intent) . This method is defined on the Context object which Activity extends. The following code demonstrates how you can start another activity via an intent. # Start the activity connect to the # specified class Intent i = new Intent(this, ActivityTwo.
What is startActivity ()?
startActivity() simply starts an activity. startActivityForResult() starts an activity and return the generated result in onActivityResult() method of calling activity.
What is requestCode in Android?
The request code is any int value. The request code identifies the return result when the result arrives. (You can call startActivityForResult more than once before you get any results. When results arrive, you use the request code to distinguish one result from another.)
How can I call other activity from main activity?
public void startActivity (Intent intent) — Used to launch a new activity. PresentActivity — This is your current activity from which you want to go the second activity. NextActivity — This is your next Activity on which you want to move (It may contain anything like you are saying dialog box).
What is an android fragment?
A Fragment represents a reusable portion of your app’s UI. A fragment defines and manages its own layout, has its own lifecycle, and can handle its own input events. Fragments cannot live on their own–they must be hosted by an activity or another fragment.
