From: Roger Serwy <roger.serwy@gmail.com>
Date: Sun, 7 Apr 2013 17:41:16 +0000 (-0500)
Subject: #17613: Prevent traceback when removing syntax colorizer in IDLE.
X-Git-Tag: v3.3.2~149
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=7733be8f2612df4caad771795de40cabf66b287b;p=python

#17613: Prevent traceback when removing syntax colorizer in IDLE.
---

diff --git a/Lib/idlelib/ColorDelegator.py b/Lib/idlelib/ColorDelegator.py
index e4ccb4258c..61e2be47c7 100644
--- a/Lib/idlelib/ColorDelegator.py
+++ b/Lib/idlelib/ColorDelegator.py
@@ -51,6 +51,10 @@ class ColorDelegator(Delegator):
             self.config_colors()
             self.bind("<<toggle-auto-coloring>>", self.toggle_colorize_event)
             self.notify_range("1.0", "end")
+        else:
+            # No delegate - stop any colorizing
+            self.stop_colorizing = True
+            self.allow_colorizing = False
 
     def config_colors(self):
         for tag, cnf in self.tagdefs.items():
diff --git a/Misc/NEWS b/Misc/NEWS
index 08dff45618..25b4b53d40 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -33,6 +33,8 @@ Library
 IDLE
 ----
 
+- Issue #17613: Prevent traceback when removing syntax colorizer in IDLE.
+
 - Issue #1207589: Backwards-compatibility patch for right-click menu in IDLE.
 
 - Issue #16887: IDLE now accepts Cancel in tabify/untabify dialog box.