View.getContext(): Returns the context the view is currently running in. Usually the currently active Activity. Activity.getApplicationContext(): Returns the context for the entire application (the process all the Activities are running inside of). Use this instead of the current Activity context if you need a context tied to the lifecycle of the entire application, not just … Read more
Instead of getApplicationContext(), just use ActivityName.this.
You can use getActivity(), which returns the activity associated with a fragment. The activity is a context (since Activity extends Context).
This is the activity the tools UI editor uses to render your layout preview. It is documented here: This attribute declares which activity this layout is associated with by default. This enables features in the editor or layout preview that require knowledge of the activity, such as what the layout theme should be in the … Read more
Do this: In the Android Manifest file, declare the following. <application android:name=”com.xyz.MyApplication”> </application> Then write the class: public class MyApplication extends Application { private static Context context; public void onCreate() { super.onCreate(); MyApplication.context = getApplicationContext(); } public static Context getAppContext() { return MyApplication.context; } } Now everywhere call MyApplication.getAppContext() to get your application context statically.
Putting it simply: As the name suggests, it’s the context of the current state of the application/object. It lets newly-created objects understand what has been going on. Typically you call it to get information regarding another part of your program (activity and package/application). You can get the context by invoking getApplicationContext(), getContext(), getBaseContext() or this … Read more