From bec39d89e19670eb436dc794a8f20b657cb87c71 Mon Sep 17 00:00:00 2001
From: John Preston <johnprestonmail@gmail.com>
Date: Fri, 5 Apr 2019 19:52:45 +0400
Subject: [PATCH] Beta version 1.6.4: Fix dialogs up button glitch.
---
Telegram/SourceFiles/dialogs/dialogs_widget.cpp | 3 +++
1 file changed, 3 insertions(+)
diff --git a/Telegram/SourceFiles/dialogs/dialogs_widget.cpp b/Telegram/SourceFiles/dialogs/dialogs_widget.cpp
index c9fcde464..dc0fa0038 100644
--- a/Telegram/SourceFiles/dialogs/dialogs_widget.cpp
+++ b/Telegram/SourceFiles/dialogs/dialogs_widget.cpp
@@ -1221,6 +1221,9 @@ void DialogsWidget::onListScroll() {
auto scrollTop = _scroll->scrollTop();
_inner->setVisibleTopBottom(scrollTop, scrollTop + _scroll->height());
updateScrollUpVisibility();
+
+ // Fix button rendering glitch, Qt bug with WA_OpaquePaintEvent widgets.
+ _scrollToTop->update();
}
void DialogsWidget::applyFilterUpdate(bool force) {