Re: Emacs highlighted region expanding with scrollbar movement

[Raimund Steger <rs@mytum.de>]

Eli Zaretskii wrote:
>> Date: Sat, 22 Feb 2014 15:38:48 +0100 From: Andreas Röhler
>> <andreas.roehler@easy-emacs.de>
>>
>> Am 22.02.2014 12:46, schrieb Raimund Steger:
>>> Hi,
>>>
>>> I've only recently upgraded to Emacs 24 (GNU Emacs 24.3.1
>>> (i386-pc-solaris2.11, Motif Version 2.1.0)). Before, I used Emacs
>>> 22 for the most part, but also Emacs 23 (briefly) in some
>>> environments.
>>>
>>> I noticed that apparently starting with Emacs 23, the highlighted
>>> region behaves differently when dragging the scrollbar handle
>>> with the mouse. As the highlighted region moves out of the
>>> visible area of the window, the highlighting is suddenly expanded
>>> to follow the point. This means it is not possible anymore to
>>> leave something highlighted and pan around in the file at the
>>> same time.
>>>
>>> I have transient-mark-mode turned off, but changing its value
>>> does not change the described behavior. Also, it is reproducible
>>> with 'emacs -Q' and seems to happen for GTK builds as well.
>>> [...]
>>
>> May confirm this behavior with Emacs 24.3.50.1. of 2013-07-06
>
> That's true, but I also see the same behavior in Emacs 22.1, so I'm
> not sure what change in behavior is being reported here.  I don't
> think this changed at all, and couldn't (see below).

To clarify what change I'm seeing: It is true that the point has always
moved along to stay in the visible area of the window. However, somehow
the highlighted area (and X selection) hasn't, at least not in my old 
Emacs 22 here (GNU Emacs 22.3.1 (i386-pc-solaris2.10, Motif Version 2.1.0)).

-Raimund


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