From de9e2cfc404cbf3553f9e98f14d3b89e6449f969 Mon Sep 17 00:00:00 2001
From: Ben Kerman <benkerman89@gmail.com>
Date: Thu, 16 Mar 2023 07:02:16 +0100
Subject: [PATCH] Check for division by zero when calculating browser aspect
 ratio (#2437)

---
 CONTRIBUTORS              |  1 +
 qt/aqt/browser/browser.py | 11 ++++++-----
 2 files changed, 7 insertions(+), 5 deletions(-)

diff --git a/CONTRIBUTORS b/CONTRIBUTORS
index b113e4775..a2d8fc932 100644
--- a/CONTRIBUTORS
+++ b/CONTRIBUTORS
@@ -116,6 +116,7 @@ Daniel Tang <danielzgtg.opensource@gmail.com>
 Jack Pearson <github.com/jrpear>
 yellowjello <github.com/yellowjello>
 Ingemar Berg <github.com/ingemarberg>
+Ben Kerman <ben@kermanic.org>
 
 ********************
 
diff --git a/qt/aqt/browser/browser.py b/qt/aqt/browser/browser.py
index c4e9bc696..574e803ad 100644
--- a/qt/aqt/browser/browser.py
+++ b/qt/aqt/browser/browser.py
@@ -153,7 +153,7 @@ class Browser(QMainWindow):
         restoreState(self, self._editor_state_key)
 
         # responsive layout
-        self.aspect_ratio = self.width() / self.height()
+        self.aspect_ratio = self.width() / self.height() if self.height() != 0 else 0
         self.set_layout(self.mw.pm.browser_layout(), True)
         # disable undo/redo
         self.on_undo_state_change(mw.undo_actions_info())
@@ -234,12 +234,13 @@ class Browser(QMainWindow):
                 self.form.splitter.setOrientation(Qt.Orientation.Horizontal)
 
     def resizeEvent(self, event: QResizeEvent) -> None:
-        aspect_ratio = self.width() / self.height()
+        if self.height() != 0:
+            aspect_ratio = self.width() / self.height()
 
-        if self.auto_layout:
-            self.maybe_update_layout(aspect_ratio)
+            if self.auto_layout:
+                self.maybe_update_layout(aspect_ratio)
 
-        self.aspect_ratio = aspect_ratio
+            self.aspect_ratio = aspect_ratio
 
         QMainWindow.resizeEvent(self, event)