Navigate to unified messages

app/src/main/java/eu/faircode/email/ActivityView.java

@@ -2144,8 +2144,13 @@ public class ActivityView extends ActivityBilling implements FragmentManager.OnB
     }
 
     private void onViewMessages(Intent intent) {
+        boolean unified = intent.getBooleanExtra("unified", false);
         if (getLifecycle().getCurrentState().isAtLeast(Lifecycle.State.STARTED))
-            getSupportFragmentManager().popBackStack("messages", FragmentManager.POP_BACK_STACK_INCLUSIVE);
+            if (unified && "unified".equals(startup)) {
+                getSupportFragmentManager().popBackStack("unified", 0);
+                return;
+            } else
+                getSupportFragmentManager().popBackStack("messages", FragmentManager.POP_BACK_STACK_INCLUSIVE);
 
         SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(this);
         boolean foldernav = prefs.getBoolean("foldernav", false);
@@ -2167,7 +2172,8 @@ public class ActivityView extends ActivityBilling implements FragmentManager.OnB
         fragment.setArguments(args);
 
         FragmentTransaction fragmentTransaction = getSupportFragmentManager().beginTransaction();
-        fragmentTransaction.replace(R.id.content_frame, fragment).addToBackStack("messages");
+        fragmentTransaction.replace(R.id.content_frame, fragment)
+                .addToBackStack(unified ? "unified" : "messages");
         fragmentTransaction.commit();
     }
 

app/src/main/java/eu/faircode/email/AdapterNavUnified.java

@@ -159,14 +159,11 @@ public class AdapterNavUnified extends RecyclerView.Adapter<AdapterNavUnified.Vi
             LocalBroadcastManager lbm = LocalBroadcastManager.getInstance(context);
             if (EntityFolder.OUTBOX.equals(folder.type))
                 lbm.sendBroadcast(new Intent(ActivityView.ACTION_VIEW_OUTBOX));
-            if (folder.type == null) {
+            else if (folder.folders > 1 || folder.type == null)
-                Intent view = new Intent(context, ActivityView.class);
-                view.setAction("unified");
-                context.startActivity(view);
-            } else if (folder.folders > 1)
                 lbm.sendBroadcast(
                         new Intent(ActivityView.ACTION_VIEW_MESSAGES)
-                                .putExtra("type", folder.type));
+                                .putExtra("type", folder.type)
+                                .putExtra("unified", folder.type == null));
             else {
                 Bundle args = new Bundle();
                 args.putString("type", folder.type);

app/src/main/java/eu/faircode/email/FragmentAccounts.java

@@ -399,12 +399,10 @@ public class FragmentAccounts extends FragmentBase {
     }
 
     private void onMenuUnified() {
-        FragmentMessages fragment = new FragmentMessages();
+        LocalBroadcastManager lbm = LocalBroadcastManager.getInstance(getContext());
-        fragment.setArguments(new Bundle());
+        lbm.sendBroadcast(
-
+                new Intent(ActivityView.ACTION_VIEW_MESSAGES)
-        FragmentTransaction fragmentTransaction = getParentFragmentManager().beginTransaction();
+                        .putExtra("unified", true));
-        fragmentTransaction.replace(R.id.content_frame, fragment).addToBackStack("messages");
-        fragmentTransaction.commit();
     }
 
     private void onMenuOutbox() {

app/src/main/java/eu/faircode/email/FragmentFolders.java

@@ -760,12 +760,10 @@ public class FragmentFolders extends FragmentBase {
     }
 
     private void onMenuUnified() {
-        FragmentMessages fragment = new FragmentMessages();
+        LocalBroadcastManager lbm = LocalBroadcastManager.getInstance(getContext());
-        fragment.setArguments(new Bundle());
+        lbm.sendBroadcast(
-
+                new Intent(ActivityView.ACTION_VIEW_MESSAGES)
-        FragmentTransaction fragmentTransaction = getParentFragmentManager().beginTransaction();
+                        .putExtra("unified", true));
-        fragmentTransaction.replace(R.id.content_frame, fragment).addToBackStack("messages");
-        fragmentTransaction.commit();
     }
 
     private void onMenuOutbox() {