From 83bec9d64918acdda41acbcf777bea9b4498bf6c Mon Sep 17 00:00:00 2001
From: pax <paxxe@protonmail.com>
Date: Sun, 5 Apr 2026 19:56:27 -0500
Subject: [PATCH] Don't prefetch full images on infinite scroll drain

Infinite scroll only needs thumbnails (already fetched inline).
Full image prefetch only triggers on post click and initial search.
---
 booru_viewer/gui/app.py | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/booru_viewer/gui/app.py b/booru_viewer/gui/app.py
index 8ee0765..2cf8b26 100644
--- a/booru_viewer/gui/app.py
+++ b/booru_viewer/gui/app.py
@@ -909,11 +909,9 @@ class BooruApp(QMainWindow):
         if self._append_queue:
             QTimer.singleShot(50, self._drain_append_queue)
         else:
-            # All done — unlock loading, evict, prefetch
+            # All done — unlock loading, evict
             self._loading = False
             self._auto_evict_cache()
-            if self._db.get_setting("prefetch_mode") in ("Adjacent", "Full page"):
-                self._prefetch_adjacent(idx)
             # Check if still at bottom or content doesn't fill viewport
             sb = self._grid.verticalScrollBar()
             from .grid import THUMB_SIZE, THUMB_SPACING