From a249f16af03ab2091b59e12faaefe642f95a85ea Mon Sep 17 00:00:00 2001 From: Fredrik Lundh Date: Thu, 7 Sep 2000 15:05:09 +0000 Subject: [PATCH] Older Tk versions don't support mousewheel support. Set event.delta to zero if that's the case (closes bug #113727) --- Lib/lib-tk/Tkinter.py | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/Lib/lib-tk/Tkinter.py b/Lib/lib-tk/Tkinter.py index e2f09a5a72..3a1d7a4eae 100644 --- a/Lib/lib-tk/Tkinter.py +++ b/Lib/lib-tk/Tkinter.py @@ -1050,7 +1050,10 @@ class Misc: e.widget = W e.x_root = getint(X) e.y_root = getint(Y) - e.delta = getint(D) + try: + e.delta = getint(D) + except ValueError: + e.delta = 0 return (e,) def _report_exception(self): """Internal function.""" -- 2.50.1