Update

eddydn · Oct 31, 2019 · 6ccbf65 · 6ccbf65
1 parent 41cbb81
commit 6ccbf65
Show file tree

Hide file tree

Showing 2 changed files with 20 additions and 0 deletions.
diff --git a/.idea/vcs.xml b/.idea/vcs.xml
diff --git a/app/src/main/java/edmt/dev/afilechooser/FileListFragment.java b/app/src/main/java/edmt/dev/afilechooser/FileListFragment.java
@@ -1,11 +1,13 @@
 package edmt.dev.afilechooser;
 
 import android.app.Activity;
+import android.content.Context;
 import android.os.Bundle;
 import android.os.Environment;
 import android.view.View;
 import android.widget.ListView;
 
+import androidx.annotation.NonNull;
 import androidx.fragment.app.ListFragment;
 import androidx.loader.app.LoaderManager;
 import androidx.loader.content.Loader;
@@ -50,6 +52,18 @@ public static FileListFragment newInstance(String path) {
         return fragment;
     }
 
+    @Override
+    public void onAttach(@NonNull Context context) {
+        super.onAttach(context);
+        Activity activity = getActivity();
+        try {
+            mListener = (Callbacks) activity;
+        } catch (ClassCastException e) {
+            throw new ClassCastException(activity.toString()
+                    + " must implement FileListFragment.Callbacks");
+        }
+    }
+
     @Override
     public void onAttach(Activity activity) {
         super.onAttach(activity);