keep F-Droid visible after adding removeable storage mirror

app/src/main/java/org/fdroid/fdroid/AddRepoIntentService.java

@@ -11,6 +11,7 @@ import android.text.TextUtils;
 import android.util.Log;
 import org.fdroid.fdroid.data.Repo;
 import org.fdroid.fdroid.data.RepoProvider;
+import org.fdroid.fdroid.views.ManageReposActivity;
 import org.fdroid.fdroid.views.main.MainActivity;
 
 import java.net.URI;
@@ -88,6 +89,7 @@ public class AddRepoIntentService extends IntentService {
                 }
             }
         }
+        intent.putExtra(ManageReposActivity.EXTRA_FINISH_AFTER_ADDING_REPO, false);
         intent.setComponent(new ComponentName(this, MainActivity.class));
         intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
         startActivity(intent);

app/src/main/java/org/fdroid/fdroid/views/ManageReposActivity.java

@@ -37,6 +37,8 @@ import android.os.Build;
 import android.os.Bundle;
 import android.support.annotation.NonNull;
 import android.support.v4.app.LoaderManager;
+import android.support.v4.app.NavUtils;
+import android.support.v4.app.TaskStackBuilder;
 import android.support.v4.content.CursorLoader;
 import android.support.v4.content.Loader;
 import android.support.v7.app.AlertDialog;
@@ -81,6 +83,8 @@ public class ManageReposActivity extends AppCompatActivity
         implements LoaderManager.LoaderCallbacks<Cursor>, RepoAdapter.EnabledListener {
     private static final String TAG = "ManageReposActivity";
 
+    public static final String EXTRA_FINISH_AFTER_ADDING_REPO = "finishAfterAddingRepo";
+
     private static final String DEFAULT_NEW_REPO_TEXT = "https://";
 
     private enum AddRepoState {
@@ -95,7 +99,7 @@ public class ManageReposActivity extends AppCompatActivity
      * True if activity started with an intent such as from QR code. False if
      * opened from, e.g. the main menu.
      */
-    private boolean isImportingRepo;
+    private boolean finishAfterAddingRepo;
 
     @Override
     protected void onCreate(Bundle savedInstanceState) {
@@ -158,6 +162,16 @@ public class ManageReposActivity extends AppCompatActivity
             case R.id.action_add_repo:
                 showAddRepo();
                 return true;
+            case android.R.id.home:
+                Intent upIntent = NavUtils.getParentActivityIntent(this);
+                if (NavUtils.shouldUpRecreateTask(this, upIntent) || isTaskRoot()) {
+                    TaskStackBuilder.create(this)
+                            .addNextIntentWithParentStack(upIntent)
+                            .startActivities();
+                } else {
+                    NavUtils.navigateUpTo(this, upIntent);
+                }
+                return true;
         }
         return super.onOptionsItemSelected(item);
     }
@@ -274,7 +288,7 @@ public class ManageReposActivity extends AppCompatActivity
                         @Override
                         public void onClick(DialogInterface dialog, int which) {
                             dialog.dismiss();
-                            if (isImportingRepo) {
+                            if (finishAfterAddingRepo) {
                                 ManageReposActivity.this.finish();
                             }
                         }
@@ -789,7 +803,7 @@ public class ManageReposActivity extends AppCompatActivity
             if (addRepoDialog.isShowing()) {
                 addRepoDialog.dismiss();
             }
-            if (isImportingRepo) {
+            if (finishAfterAddingRepo) {
                 setResult(RESULT_OK);
                 finish();
             }
@@ -800,7 +814,7 @@ public class ManageReposActivity extends AppCompatActivity
         /* an URL from a click, NFC, QRCode scan, etc */
         NewRepoConfig newRepoConfig = new NewRepoConfig(this, intent);
         if (newRepoConfig.isValidRepo()) {
-            isImportingRepo = true;
+            finishAfterAddingRepo = intent.getBooleanExtra(EXTRA_FINISH_AFTER_ADDING_REPO, true);
             showAddRepo(newRepoConfig.getRepoUriString(), newRepoConfig.getFingerprint(),
                     newRepoConfig.getUsername(), newRepoConfig.getPassword());
             checkIfNewRepoOnSameWifi(newRepoConfig);

app/src/main/java/org/fdroid/fdroid/views/main/MainActivity.java

@@ -353,7 +353,12 @@ public class MainActivity extends AppCompatActivity implements BottomNavigationB
                     confirmIntent.setData(intent.getData());
                     startActivityForResult(confirmIntent, REQUEST_SWAP);
                 } else {
-                    startActivity(new Intent(ACTION_ADD_REPO, intent.getData(), this, ManageReposActivity.class));
+                    Intent clean = new Intent(ACTION_ADD_REPO, intent.getData(), this, ManageReposActivity.class);
+                    if (intent.hasExtra(ManageReposActivity.EXTRA_FINISH_AFTER_ADDING_REPO)) {
+                        clean.putExtra(ManageReposActivity.EXTRA_FINISH_AFTER_ADDING_REPO,
+                                intent.getBooleanExtra(ManageReposActivity.EXTRA_FINISH_AFTER_ADDING_REPO, true));
+                    }
+                    startActivity(clean);
                 }
                 finish();
             } else if (parser.getErrorMessage() != null) {