From dd607fc61904673d8619498ead56d9544a9fd8b0 Mon Sep 17 00:00:00 2001
From: Andreas Kling <kling@serenityos.org>
Date: Wed, 1 Feb 2023 23:27:09 +0100
Subject: [PATCH] LibGUI: Invalidate IconView cache on font change

Changing the font means we have to recalculate all the item rects etc.
---
 Userland/Libraries/LibGUI/IconView.cpp | 6 ++++++
 Userland/Libraries/LibGUI/IconView.h   | 3 +++
 2 files changed, 9 insertions(+)

diff --git a/Userland/Libraries/LibGUI/IconView.cpp b/Userland/Libraries/LibGUI/IconView.cpp
index b9af27130b..1705a63ac1 100644
--- a/Userland/Libraries/LibGUI/IconView.cpp
+++ b/Userland/Libraries/LibGUI/IconView.cpp
@@ -59,6 +59,12 @@ void IconView::resize_event(ResizeEvent& event)
     }
 }
 
+void IconView::did_change_font()
+{
+    AbstractView::did_change_font();
+    rebuild_item_cache();
+}
+
 void IconView::rebuild_item_cache() const
 {
     auto prev_item_count = m_item_data_cache.size();
diff --git a/Userland/Libraries/LibGUI/IconView.h b/Userland/Libraries/LibGUI/IconView.h
index c02c9b680e..9f68d2126f 100644
--- a/Userland/Libraries/LibGUI/IconView.h
+++ b/Userland/Libraries/LibGUI/IconView.h
@@ -46,6 +46,9 @@ public:
 
     virtual void select_all() override;
 
+protected:
+    virtual void did_change_font() override;
+
 private:
     IconView();