From ae08d3897ab467f656653ea1062f6fc54fed32e6 Mon Sep 17 00:00:00 2001
From: Guido van Rossum <guido@python.org>
Date: Tue, 13 Oct 1998 16:32:29 +0000
Subject: [PATCH] Add a close() method and bind to WM_DELETE_WINDOW protocol

---
 Tools/idle/StackViewer.py | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Tools/idle/StackViewer.py b/Tools/idle/StackViewer.py
index dbfc4b0127..52169a5f87 100644
--- a/Tools/idle/StackViewer.py
+++ b/Tools/idle/StackViewer.py
@@ -18,6 +18,7 @@ class StackViewer:
             root = top = Tk()
         else:
             top = Toplevel(root)
+        self.top.protocol("WM_DELETE_WINDOW", self.close)
         self.root = root
         self.top = top
         top.wm_title("Stack viewer")
@@ -51,6 +52,9 @@ class StackViewer:
         stack = getstack()
         self.load_stack(stack)
         self.statuslabel.config(text=getexception())
+    
+    def close(self):
+        self.top.destroy()
 
     def load_stack(self, stack):
         self.stack = stack
-- 
2.50.1