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Date: Fri, 31 Aug 2012 20:05:14 +0100
Subject: Re: Tkinter bug in Entry widgets on OS X
From: Arnaud Delobelle <arnodel@gmail.com>
To: Alister <alister.ware@ntlworld.com>
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On 31 August 2012 16:41, Alister <alister.ware@ntlworld.com> wrote:
> On Fri, 31 Aug 2012 11:21:14 -0400, Kevin Walzer wrote:
>
>> On 8/31/12 11:18 AM, Arnaud Delobelle wrote:
>>
>>
>>> I'm not trying to do anything.  When a user presses the UP or DOWN
>>> arrow, then a strange character is inserted in the Entry box.  I'd
>>> rather nothing happened.
>>>
>> Why is the user doing that? If they are trying to navigate to a
>> different part of the interface, they need to use the tab key, not the
>> arrow key. It's not a multi-line text widget and shouldn't be expected
>> to work like one.

So you make software that only behaves well when the user does what
they're supposed to do?

> I agree that it is unexpected in a single line entry box but isn't the 1st
> rule of user interface design to assume the user is a moron & will do
> things they are not supposed to do?
>
> Therefore invalid inputs should be handled gracefully (not just insert
> random characters) which is what I think the original poster is
> suggesting.

Indeed.

-- 
Arnaud