From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED.blaine.gmane.org!not-for-mail From: Mattias =?UTF-8?Q?Engdeg=C3=A5rd?= Newsgroups: gmane.emacs.bugs Subject: bug#38013: [PATCH] Rectangular region selection with mouse Date: Sat, 9 Nov 2019 16:35:56 +0100 Message-ID: <9A9D13F2-1F4F-4DD4-B92F-96FC4D91DFBD@acm.org> References: <83lft0m3ug.fsf@gnu.org> <3541E0E8-9E33-4FBD-B0D9-DFF77C241F6F@acm.org> <83y2wzlorw.fsf@gnu.org> <83v9s3lo5f.fsf@gnu.org> <75EC4FBC-F636-4D75-BAC4-982D85188794@acm.org> <9b9222ad-ead7-d0a0-0602-780d0680f070@gmx.at> <6bf229f4-c22f-c3c2-5158-5235f908de3c@gmx.at> <8ec84837-172c-1ce5-cab0-b4c96a86274e@gmx.at> <411EAB4E-B666-4263-8514-5F47391268B1@acm.org> <2df02c1f-fea4-f764-eba6-fd67de581755@gmx.at> <3b74a108-28e3-fd01-64a5-7c4302e3d979@gmx.at> Mime-Version: 1.0 (Mac OS X Mail 12.4 \(3445.104.11\)) Content-Type: multipart/mixed; boundary="Apple-Mail=_5F819148-FF21-4499-966E-FACB639E66AD" Injection-Info: blaine.gmane.org; posting-host="blaine.gmane.org:195.159.176.226"; logging-data="17733"; mail-complaints-to="usenet@blaine.gmane.org" Cc: 38013@debbugs.gnu.org To: martin rudalics Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Sat Nov 09 16:37:15 2019 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([209.51.188.17]) by blaine.gmane.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.89) (envelope-from ) id 1iTSnY-0004RW-JY for geb-bug-gnu-emacs@m.gmane.org; Sat, 09 Nov 2019 16:37:13 +0100 Original-Received: from localhost ([::1]:37288 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iTSnW-0007Y5-P9 for geb-bug-gnu-emacs@m.gmane.org; Sat, 09 Nov 2019 10:37:10 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:47555) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iTSnQ-0007Xy-HS for bug-gnu-emacs@gnu.org; Sat, 09 Nov 2019 10:37:05 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1iTSnP-00058n-HO for bug-gnu-emacs@gnu.org; Sat, 09 Nov 2019 10:37:04 -0500 Original-Received: from debbugs.gnu.org ([209.51.188.43]:41362) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1iTSnO-00058A-LQ for bug-gnu-emacs@gnu.org; Sat, 09 Nov 2019 10:37:03 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1iTSnO-0004HS-HN for bug-gnu-emacs@gnu.org; Sat, 09 Nov 2019 10:37:02 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Mattias =?UTF-8?Q?Engdeg=C3=A5rd?= Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sat, 09 Nov 2019 15:37:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 38013 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: patch Original-Received: via spool by 38013-submit@debbugs.gnu.org id=B38013.157331377116391 (code B ref 38013); Sat, 09 Nov 2019 15:37:02 +0000 Original-Received: (at 38013) by debbugs.gnu.org; 9 Nov 2019 15:36:11 +0000 Original-Received: from localhost ([127.0.0.1]:50183 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1iTSmY-0004GJ-R0 for submit@debbugs.gnu.org; Sat, 09 Nov 2019 10:36:11 -0500 Original-Received: from mail1446c50.megamailservers.eu ([91.136.14.46]:59728 helo=mail265c50.megamailservers.eu) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1iTSmT-0004Fh-EK for 38013@debbugs.gnu.org; Sat, 09 Nov 2019 10:36:09 -0500 X-Authenticated-User: mattiase@bredband.net DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=megamailservers.eu; s=maildub; t=1573313758; bh=rMiOruZmEaRNOm6Qo4s0fpnuqQRMZns75Epal4+BAnY=; h=From:Subject:Date:In-Reply-To:Cc:To:References:From; b=Cw53jV3zY7Tp54yIv3zHjwTCiOat6TGMUzpj5ZaUA95PQqucxysO6mndF1whcVcH1 VaIju8bfTwegaDDhGvbdiBpDdz6KgsDJVNAD4q1rWI3JTLdJ0zd/QHXXV3t2XNt525 nSdZGV4LAssIs5u50jFZgoz2fviTzzDs/E4wqYgI= Feedback-ID: mattiase@acm.or Original-Received: from [192.168.1.64] (c-ee54e353.032-75-73746f71.bbcust.telenor.se [83.227.84.238]) (authenticated bits=0) by mail265c50.megamailservers.eu (8.14.9/8.13.1) with ESMTP id xA9FZudh002654; Sat, 9 Nov 2019 15:35:58 +0000 In-Reply-To: <3b74a108-28e3-fd01-64a5-7c4302e3d979@gmx.at> X-Mailer: Apple Mail (2.3445.104.11) X-CTCH-RefID: str=0001.0A0B020F.5DC6DCDE.0029, ss=1, re=0.000, recu=0.000, reip=0.000, cl=1, cld=1, fgs=0 X-CTCH-VOD: Unknown X-CTCH-Spam: Unknown X-CTCH-Score: 0.000 X-CTCH-Flags: 0 X-CTCH-ScoreCust: 0.000 X-CSC: 0 X-CHA: v=2.3 cv=YIzhNiOx c=1 sm=1 tr=0 a=Fmb7hdz85/yTNbhpOvpRKA==:117 a=Fmb7hdz85/yTNbhpOvpRKA==:17 a=jpOVt7BSZ2e4Z31A5e1TngXxSK0=:19 a=M51BFTxLslgA:10 a=AID6v2bBrMPdJ7nxW1UA:9 a=7Zwj6sZBwVKJAoWSPKxL6X1jA+E=:19 a=CjuIK1q_8ugA:10 a=3IHTufpJ0uFCK7AIg1AA:9 a=B2y7HmGcmWMA:10 X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.51.188.43 X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.org gmane.emacs.bugs:171331 Archived-At: --Apple-Mail=_5F819148-FF21-4499-966E-FACB639E66AD Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=us-ascii 8 nov. 2019 kl. 19.28 skrev martin rudalics : > At least here on Windows pressing the right mouse button does nothing > with Firefox, Thunderbird or the desktop. Not much of a Windows user myself. Firefox on Linux allows = press-drag-release. > > However, I think we largely agree that the current buffer and face > > menus are of limited utility and that their bindings should not be > > considered sacred territory. >=20 > I fully agree but obviously cannot speak for the others. It would be > nice though to settle this very issue in order to free the down > bindings for good. Right. To avoid conflating issues, I propose using control-meta for = rectangular selection at least as the initial binding. The attached = patch also contains documentation updates. Not sure what to do about the menus. Combining the buffer and appearance = menus would free up a binding. Eli had some concerns regarding the behaviour of an early patch, so I'll = wait for him to take another look whenever he can spare a moment. (No = hurry.) --Apple-Mail=_5F819148-FF21-4499-966E-FACB639E66AD Content-Disposition: attachment; filename=0001-Mouse-rectangular-region-selection-bug-38013.patch Content-Type: application/octet-stream; x-unix-mode=0644; name="0001-Mouse-rectangular-region-selection-bug-38013.patch" Content-Transfer-Encoding: quoted-printable =46rom=200e5430492a900e9396b5a40a03dca06ae94c8e04=20Mon=20Sep=2017=20= 00:00:00=202001=0AFrom:=20=3D?UTF-8?q?Mattias=3D20Engdeg=3DC3=3DA5rd?=3D=20= =0ADate:=20Fri,=2025=20Oct=202019=2011:16:39=20+0200=0A= Subject:=20[PATCH]=20Mouse=20rectangular=20region=20selection=20= (bug#38013)=0A=0AMake=20it=20possible=20to=20select=20a=20rectangular=20= region=20using=20the=20mouse.=0AThe=20standard=20binding=20is=20= C-M-mouse-1.=0A=0A*=20lisp/mouse.el=20(mouse-scroll-subr):=20Add=20= ADJUST=20argument.=0A(mouse-drag-region-rectangle):=20New.=0A*=20= doc/emacs/frames.texi=20(Mouse=20Commands):=0A*=20doc/emacs/killing.texi=20= (Rectangles):=0A*=20etc/NEWS=20(value):=20Document.=0A---=0A=20= doc/emacs/frames.texi=20=20|=20=204=20++=0A=20doc/emacs/killing.texi=20|=20= =203=20++=0A=20etc/NEWS=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20|=20=20= 3=20++=0A=20lisp/mouse.el=20=20=20=20=20=20=20=20=20=20|=2090=20= +++++++++++++++++++++++++++++++++++++++++-=0A=204=20files=20changed,=20= 99=20insertions(+),=201=20deletion(-)=0A=0Adiff=20--git=20= a/doc/emacs/frames.texi=20b/doc/emacs/frames.texi=0Aindex=20= 091c011fb9..f6c2d23913=20100644=0A---=20a/doc/emacs/frames.texi=0A+++=20= b/doc/emacs/frames.texi=0A@@=20-91,6=20+91,10=20@@=20Mouse=20Commands=0A=20= click=20position;=20otherwise,=20set=20mark=20at=20the=20current=20value=20= of=20point=20and=0A=20point=20at=20the=20click=20position.=20=20Save=20= the=20resulting=20region=20in=20the=20kill=0A=20ring;=20on=20a=20second=20= click,=20kill=20it=20(@code{mouse-save-then-kill}).=0A+=0A+@item=20= C-M-mouse-1=0A+Activate=20a=20rectangular=20region=20around=20the=20text=20= selected=20by=20dragging.=0A+@xref{Rectangles}.=0A=20@end=20table=0A=20=0A= =20@findex=20mouse-set-point=0Adiff=20--git=20a/doc/emacs/killing.texi=20= b/doc/emacs/killing.texi=0Aindex=2080e2868908..ce00cb38a7=20100644=0A---=20= a/doc/emacs/killing.texi=0A+++=20b/doc/emacs/killing.texi=0A@@=20-732,6=20= +732,9=20@@=20Rectangles=0A=20and=20mark=20values=20can=20be=20= interpreted=20either=20as=20a=20region=20or=20as=20a=0A=20rectangle,=20= depending=20on=20the=20command=20that=20uses=20them.=0A=20=0A+=20=20A=20= rectangular=20region=20can=20also=20be=20marked=20using=20the=20mouse:=20= click=20and=20drag=0A+@kbd{C-M-mouse-1}=20from=20one=20corner=20of=20the=20= rectangle=20to=20the=20opposite.=0A+=0A=20@table=20@kbd=0A=20@item=20C-x=20= r=20k=0A=20Kill=20the=20text=20of=20the=20region-rectangle,=20saving=20= its=20contents=20as=20the=0Adiff=20--git=20a/etc/NEWS=20b/etc/NEWS=0A= index=2061b9f933f1..3d181b32da=20100644=0A---=20a/etc/NEWS=0A+++=20= b/etc/NEWS=0A@@=20-582,6=20+582,9=20@@=20region=20using=20a=20given=20= replacement-function=20in=20a=20non-destructive=20manner=0A=20arguments=20= mitigating=20performance=20issues=20when=20operating=20on=20huge=0A=20= buffers.=0A=20=0A++++=0A+**=20Dragging=20'C-M-mouse-1'=20now=20marks=20= rectangular=20regions.=0A+=0A=20+++=0A=20**=20The=20command=20= 'delete-indentation'=20now=20operates=20on=20the=20active=20region.=0A=20= If=20the=20region=20is=20active,=20the=20command=20joins=20all=20the=20= lines=20in=20the=0Adiff=20--git=20a/lisp/mouse.el=20b/lisp/mouse.el=0A= index=20238852ffdc..5db1690eef=20100644=0A---=20a/lisp/mouse.el=0A+++=20= b/lisp/mouse.el=0A@@=20-1045,10=20+1045,12=20@@=20mouse-scroll-min-lines=0A= =20of=20lines=20specified=20by=20this=20variable."=0A=20=20=20:type=20= 'integer)=0A=20=0A-(defun=20mouse-scroll-subr=20(window=20jump=20= &optional=20overlay=20start)=0A+(defun=20mouse-scroll-subr=20(window=20= jump=20&optional=20overlay=20start=20adjust)=0A=20=20=20"Scroll=20the=20= window=20WINDOW,=20JUMP=20lines=20at=20a=20time,=20until=20new=20input=20= arrives.=0A=20If=20OVERLAY=20is=20an=20overlay,=20let=20it=20stretch=20= from=20START=20to=20the=20far=20edge=20of=0A=20the=20newly=20visible=20= text.=0A+ADJUST,=20if=20non-nil,=20is=20a=20function,=20without=20= arguments,=20to=20call=20after=0A+setting=20point.=0A=20Upon=20exit,=20= point=20is=20at=20the=20far=20edge=20of=20the=20newly=20visible=20text."=0A= =20=20=20(cond=0A=20=20=20=20((and=20(>=20jump=200)=20(<=20jump=20= mouse-scroll-min-lines))=0A@@=20-1077,6=20+1079,8=20@@=20= mouse-scroll-subr=0A=20=09=09=20=20=20;;=20so=20that=20we=20don't=20mess=20= up=20the=20selected=20window.=0A=20=09=09=20=20=20(or=20(eq=20window=20= (selected-window))=0A=20=09=09=20=20=20=20=20=20=20(goto-char=20opoint))=0A= +=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20(when=20adjust=0A= +=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20(funcall=20= adjust))=0A=20=09=09=20=20=20(sit-for=20mouse-scroll-delay)))))=0A=20=20=20= =20=20(or=20(eq=20window=20(selected-window))=0A=20=09(goto-char=20= opoint))))=0A@@=20-1960,6=20+1964,90=20@@=20= secondary-selection-from-region=0A=20=20=20=20=20(move-overlay=20= mouse-secondary-overlay=20(region-beginning)=20(region-end))))=0A=20=0A=20= =0C=0A+(defun=20mouse-drag-region-rectangle=20(start-event)=0A+=20=20= "Set=20the=20region=20to=20the=20rectangle=20that=20the=20mouse=20is=20= dragged=20over.=0A+This=20must=20be=20bound=20to=20a=20button-down=20= mouse=20event."=0A+=20=20(interactive=20"e")=0A+=20=20(let*=20= ((scroll-margin=200)=0A+=20=20=20=20=20=20=20=20=20(start-pos=20= (event-start=20start-event))=0A+=20=20=20=20=20=20=20=20=20(start-posn=20= (event-start=20start-event))=0A+=20=20=20=20=20=20=20=20=20(start-point=20= (posn-point=20start-posn))=0A+=20=20=20=20=20=20=20=20=20(start-window=20= (posn-window=20start-posn))=0A+=20=20=20=20=20=20=20=20=20(start-hscroll=20= (window-hscroll=20start-window))=0A+=20=20=20=20=20=20=20=20=20= (start-col=20(+=20(car=20(posn-col-row=20start-pos))=20start-hscroll))=0A= +=20=20=20=20=20=20=20=20=20(bounds=20(window-edges=20start-window))=0A+=20= =20=20=20=20=20=20=20=20(top=20(nth=201=20bounds))=0A+=20=20=20=20=20=20=20= =20=20(bottom=20(if=20(window-minibuffer-p=20start-window)=0A+=20=20=20=20= =20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20(nth=203=20bounds)=0A= +=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20(1-=20(nth=203=20= bounds))))=0A+=20=20=20=20=20=20=20=20=20(dragged=20nil)=0A+=20=20=20=20=20= =20=20=20=20(old-track-mouse=20track-mouse))=0A+=20=20=20=20(setq=20= track-mouse=20t)=0A+=20=20=20=20(set-transient-map=0A+=20=20=20=20=20= (let=20((map=20(make-sparse-keymap)))=0A+=20=20=20=20=20=20=20= (define-key=20map=20[switch-frame]=20#'ignore)=0A+=20=20=20=20=20=20=20= (define-key=20map=20[select-window]=20#'ignore)=0A+=20=20=20=20=20=20=20= (define-key=20map=20[mouse-movement]=0A+=20=20=20=20=20=20=20=20=20= (lambda=20(event)=0A+=20=20=20=20=20=20=20=20=20=20=20(interactive=20= "e")=0A+=20=20=20=20=20=20=20=20=20=20=20(unless=20dragged=0A+=20=20=20=20= =20=20=20=20=20=20=20=20=20;;=20This=20is=20actually=20a=20drag.=0A+=20=20= =20=20=20=20=20=20=20=20=20=20=20(mouse-minibuffer-check=20start-event)=0A= +=20=20=20=20=20=20=20=20=20=20=20=20=20(deactivate-mark)=0A+=20=20=20=20= =20=20=20=20=20=20=20=20=20(posn-set-point=20start-pos)=0A+=20=20=20=20=20= =20=20=20=20=20=20=20=20(rectangle-mark-mode)=0A+=20=20=20=20=20=20=20=20= =20=20=20=20=20;;=20Tell=20the=20rectangle=20selection=20about=20the=20= exact=20column,=0A+=20=20=20=20=20=20=20=20=20=20=20=20=20;;=20since=20= it=20might=20not=20correspond=20exactly=20to=20a=20valid=0A+=20=20=20=20=20= =20=20=20=20=20=20=20=20;;=20position=20in=20the=20text.=0A+=20=20=20=20=20= =20=20=20=20=20=20=20=20(rectangle--col-pos=20start-col=20'mark)=0A+=20=20= =20=20=20=20=20=20=20=20=20=20=20(rectangle--col-pos=20start-col=20= 'point)=0A+=0A+=20=20=20=20=20=20=20=20=20=20=20=20=20(setq=20dragged=20= t))=0A+=0A+=20=20=20=20=20=20=20=20=20=20=20(let*=20((posn=20(event-end=20= event))=0A+=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20(window=20= (posn-window=20posn))=0A+=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20= =20=20(hscroll=20(if=20(window-live-p=20window)=0A+=20=20=20=20=20=20=20=20= =20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20= (window-hscroll=20window)=0A+=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20= =20=20=20=20=20=20=20=20=20=20=20=20=20=200))=0A+=20=20=20=20=20=20=20=20= =20=20=20=20=20=20=20=20=20=20(mouse-pos=20(mouse-position))=0A+=20=20=20= =20=20=20=20=20=20=20=20=20=20=20=20=20=20=20(mouse-col=20(+=20(cadr=20= mouse-pos)=20hscroll))=0A+=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20= =20=20(mouse-row=20(cddr=20mouse-pos)))=0A+=20=20=20=20=20=20=20=20=20=20= =20=20=20(if=20(and=20(eq=20window=20start-window)=0A+=20=20=20=20=20=20=20= =20=20=20=20=20=20=20=20=20=20=20=20=20=20=20mouse-row=0A+=20=20=20=20=20= =20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20(<=3D=20top=20= mouse-row=20(1-=20bottom)))=0A+=20=20=20=20=20=20=20=20=20=20=20=20=20=20= =20=20=20;;=20Drag=20inside=20the=20same=20window.=0A+=20=20=20=20=20=20=20= =20=20=20=20=20=20=20=20=20=20(progn=0A+=20=20=20=20=20=20=20=20=20=20=20= =20=20=20=20=20=20=20=20(posn-set-point=20posn)=0A+=20=20=20=20=20=20=20=20= =20=20=20=20=20=20=20=20=20=20=20(rectangle--col-pos=20mouse-col=20= 'point))=0A+=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20;;=20Drag=20= outside=20the=20window:=20scroll.=0A+=20=20=20=20=20=20=20=20=20=20=20=20= =20=20=20(cond=0A+=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20((null=20= mouse-row))=0A+=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20((<=20= mouse-row=20top)=0A+=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20= (mouse-scroll-subr=0A+=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20= =20start-window=20(-=20mouse-row=20top)=20nil=20start-point=0A+=20=20=20=20= =20=20=20=20=20=20=20=20=20=20=20=20=20=20(lambda=20()=20= (rectangle--col-pos=20mouse-col=20'point))))=0A+=20=20=20=20=20=20=20=20=20= =20=20=20=20=20=20=20((>=3D=20mouse-row=20bottom)=0A+=20=20=20=20=20=20=20= =20=20=20=20=20=20=20=20=20=20(mouse-scroll-subr=0A+=20=20=20=20=20=20=20= =20=20=20=20=20=20=20=20=20=20=20start-window=20(1+=20(-=20mouse-row=20= bottom))=20nil=20start-point=0A+=20=20=20=20=20=20=20=20=20=20=20=20=20=20= =20=20=20=20(lambda=20()=20(rectangle--col-pos=20mouse-col=20= 'point)))))))))=0A+=20=20=20=20=20=20=20map)=0A+=20=20=20=20=20t=0A+=20=20= =20=20=20(lambda=20()=0A+=20=20=20=20=20=20=20(setq=20track-mouse=20= old-track-mouse)=0A+=20=20=20=20=20=20=20(when=20(or=20(not=20dragged)=0A= +=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20(not=20(mark))=0A+=20= =20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20(equal=20= (rectangle-dimensions=20(mark)=20(point))=20'(0=20.=201)))=0A+=20=20=20=20= =20=20=20=20=20;;=20No=20nontrivial=20region=20selected;=20deactivate=20= rectangle=20mode.=0A+=20=20=20=20=20=20=20=20=20(deactivate-mark))))))=0A= +=0A+;;=20The=20drag=20event=20must=20be=20bound=20to=20something=20but=20= does=20not=20need=20any=20effect,=0A+;;=20as=20everything=20takes=20= place=20in=20`mouse-drag-region-rectangle'.=0A+;;=20The=20click=20event=20= can=20be=20anything;=20`mouse-set-point'=20is=20just=20a=20convenience.=0A= +(global-set-key=20[C-M-down-mouse-1]=20#'mouse-drag-region-rectangle)=0A= +(global-set-key=20[C-M-drag-mouse-1]=20#'ignore)=0A+(global-set-key=20= [C-M-mouse-1]=20=20=20=20=20=20#'mouse-set-point)=0A+=0A+=0C=0A=20= (defcustom=20mouse-buffer-menu-maxlen=2020=0A=20=20=20"Number=20of=20= buffers=20in=20one=20pane=20(submenu)=20of=20the=20buffer=20menu.=0A=20= If=20we=20have=20lots=20of=20buffers,=20divide=20them=20into=20groups=20= of=0A--=20=0A2.21.0=20(Apple=20Git-122)=0A=0A= --Apple-Mail=_5F819148-FF21-4499-966E-FACB639E66AD--