From 88f528e8b8fab0c4f58c08d3f5c6db33d30a09dc Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Mon, 11 May 2026 17:20:41 +0000
Subject: [PATCH] QrActivity: replace fragile fragment tag lookups with direct
 references

Agent-Logs-Url: https://github.com/ArcaneChat/android/sessions/2ccd1bbb-e291-4d2d-b541-964679f4188e

Co-authored-by: adbenitez <24558636+adbenitez@users.noreply.github.com>
---
 .../thoughtcrime/securesms/qr/QrActivity.java | 19 +++++++++----------
 1 file changed, 9 insertions(+), 10 deletions(-)

diff --git a/src/main/java/org/thoughtcrime/securesms/qr/QrActivity.java b/src/main/java/org/thoughtcrime/securesms/qr/QrActivity.java
index a8d0ff36c..88c2657fe 100644
--- a/src/main/java/org/thoughtcrime/securesms/qr/QrActivity.java
+++ b/src/main/java/org/thoughtcrime/securesms/qr/QrActivity.java
@@ -51,6 +51,7 @@ public class QrActivity extends BaseActionBarActivity implements View.OnClickLis
   private TabLayout tabLayout;
   private ViewPager2 viewPager;
   private QrShowFragment qrShowFragment;
+  private ProfilePagerAdapter adapter;
   private boolean scanRelay;
 
   @Override
@@ -69,7 +70,7 @@ public class QrActivity extends BaseActionBarActivity implements View.OnClickLis
     qrShowFragment = new QrShowFragment(this);
     tabLayout = ViewUtil.findById(this, R.id.tab_layout);
     viewPager = ViewUtil.findById(this, R.id.pager);
-    ProfilePagerAdapter adapter = new ProfilePagerAdapter(this);
+    adapter = new ProfilePagerAdapter(this);
     viewPager.setAdapter(adapter);
 
     setSupportActionBar(ViewUtil.findById(this, R.id.toolbar));
@@ -104,11 +105,8 @@ public class QrActivity extends BaseActionBarActivity implements View.OnClickLis
           .withPermanentDenialDialog(getString(R.string.perm_explain_access_to_camera_denied))
           .onAllGranted(
               () -> {
-                Fragment qrScanFrag =
-                    getSupportFragmentManager().findFragmentByTag("f" + TAB_SCAN);
-                if (qrScanFrag instanceof QrScanFragment) {
-                  ((QrScanFragment) qrScanFrag).handleQrScanWithPermissions(QrActivity.this);
-                }
+                QrScanFragment qrScanFrag = adapter.getQrScanFragment();
+                qrScanFrag.handleQrScanWithPermissions(QrActivity.this);
               })
           .onAnyDenied(
               () -> {
@@ -150,10 +148,7 @@ public class QrActivity extends BaseActionBarActivity implements View.OnClickLis
     } else if (itemId == R.id.new_classic_contact) {
       this.startActivity(new Intent(this, NewContactActivity.class));
     } else if (itemId == R.id.withdraw) {
-      Fragment frag = getSupportFragmentManager().findFragmentByTag("f" + TAB_SHOW);
-      if (frag instanceof QrShowFragment) {
-        ((QrShowFragment) frag).withdrawQr();
-      }
+      qrShowFragment.withdrawQr();
     } else if (itemId == R.id.load_from_image) {
       AttachmentManager.selectImage(this, REQUEST_CODE_IMAGE);
     } else if (itemId == R.id.paste) {
@@ -241,6 +236,10 @@ public class QrActivity extends BaseActionBarActivity implements View.OnClickLis
       super(activity);
     }
 
+    QrScanFragment getQrScanFragment() {
+      return qrScanFragment;
+    }
+
     @NonNull
     @Override
     public Fragment createFragment(int position) {