fix press back button in cmd exit the app (#93)

treehouses · Apr 25, 2018 · b9740e3 · b9740e3
1 parent 1700396
commit b9740e3
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/app/src/main/java/io/treehouses/remote/Dashboard.java b/app/src/main/java/io/treehouses/remote/Dashboard.java
@@ -40,6 +40,7 @@
 public class Dashboard extends Fragment {
 
     private static final String TAG = "BluetoothChatFragment";
+    private static final String BACK_STACK_ROOT_TAG = "root_fragment";
 
 
     //current connection status
@@ -103,9 +104,11 @@ public void onClick(View view) {
             @Override
             public void onClick(View view) {
                 FragmentManager fragmentManager = getFragmentManager();
+                fragmentManager.popBackStack(BACK_STACK_ROOT_TAG, FragmentManager.POP_BACK_STACK_INCLUSIVE);
                 android.support.v4.app.FragmentTransaction fragmentTransaction = fragmentManager.beginTransaction();
                 BluetoothChatFragment chatfrag = new BluetoothChatFragment();
                 fragmentTransaction.replace(R.id.sample_layout,chatfrag);
+                fragmentTransaction.addToBackStack(BACK_STACK_ROOT_TAG);
                 fragmentTransaction.commit();
             }
         });