From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: martin rudalics Newsgroups: gmane.emacs.devel Subject: Re: Menus with more items than the TTY can display Date: Mon, 21 Oct 2013 09:19:16 +0200 Message-ID: <5264D574.6040306@gmx.at> References: <83a9igrqq1.fsf@gnu.org> <5257E3B3.4070508@yandex.ru> <834n8nswas.fsf@gnu.org> <831u3nrhf9.fsf@gnu.org> <525D8938.6080208@gmx.at> <83hacipd88.fsf@gnu.org> <525E43D8.6060109@gmx.at> <83bo2pp7kd.fsf@gnu.org> <525ED0CE.9010001@gmx.at> <834n8hozdu.fsf@gnu.org> <525EDC1A.9070201@gmx.at> <83y55tnii4.fsf@gnu.org> <525FADCF.5010700@gmx.at> <83ob6nonry.fsf@gnu.org> <52601ACA.9070603@gmx.at> <83iowvokoj.fsf@gnu.org> <526025E8.20009@gmx.at> <83fvrzoe6o.fsf@gnu.org> <83eh7joda2.fsf@gnu.org> <5260E981.6020604@gmx.at> <8361suorfj.fsf@gnu.org> <52614739.9040901@gmx.at> <83ob6mmw9j.fsf@gnu.org> <83k3hamlr5.fsf@gnu.org> <5262613C.1020207@gmx.at> <83zjq5lbmu.fsf@gnu.org> <52628FDA.6050502@gmx.at> <83vc0tl34r.fsf@gnu.org> <5262D117.7040101@gmx.at> <83r4bhkr9h.fsf@gnu.org> <5263AE36.5070906@gmx.at> <83hacblxti.fsf@gnu.org> <526423E7.5000409@gmx.at> <83bo2jlp3e.fsf@gnu.org> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-15; format=flowed Content-Transfer-Encoding: 7bit X-Trace: ger.gmane.org 1382339982 9251 80.91.229.3 (21 Oct 2013 07:19:42 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Mon, 21 Oct 2013 07:19:42 +0000 (UTC) Cc: emacs-devel@gnu.org To: Eli Zaretskii Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Mon Oct 21 09:19:45 2013 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1VY9mB-0003d0-1w for ged-emacs-devel@m.gmane.org; Mon, 21 Oct 2013 09:19:43 +0200 Original-Received: from localhost ([::1]:38741 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VY9mA-0004xn-Ju for ged-emacs-devel@m.gmane.org; Mon, 21 Oct 2013 03:19:42 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:41144) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VY9m0-0004xX-Nl for emacs-devel@gnu.org; Mon, 21 Oct 2013 03:19:40 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1VY9ls-00059x-LB for emacs-devel@gnu.org; Mon, 21 Oct 2013 03:19:32 -0400 Original-Received: from mout.gmx.net ([212.227.15.18]:57531) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VY9ls-00059l-Ao for emacs-devel@gnu.org; Mon, 21 Oct 2013 03:19:24 -0400 Original-Received: from [62.47.46.204] ([62.47.46.204]) by mail.gmx.com (mrgmx002) with ESMTPA (Nemesis) id 0LzKyn-1VlRNq1msb-014Vcr for ; Mon, 21 Oct 2013 09:19:23 +0200 In-Reply-To: <83bo2jlp3e.fsf@gnu.org> X-Provags-ID: V03:K0:XYiMSTlPbol7oMI6wvC8jxGbUOV4kpMrw/4s/JhUynltPVH68H6 6FU9U/HuPTrRTvoBOHQ2PGwX2ZBRCjOsd+niBNJT2EnUVrm9EC8hsDoSyRUcc4Yl/4i6PNa +oNgiiahiXaQRQEFde+IkDZPr/eqN0M4Ffe817ORVphqO5Ra+NrIKmdlVVHIJ892b+Ak9Bx aCnzs0rskvKaGnU2QKPGw== X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.4.x-2.6.x [generic] X-Received-From: 212.227.15.18 X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.devel:164408 Archived-At: > So, to summarize what we discovered until now: > > . The problem seems to happen because, for some reason, the cursor > does not keep its horizontal coordinate, and Emacs is not aware of > that. If cursor motion commands emitted by Emacs explicitly > specify an x-coordinate, the problem disappears. For the problem to occur, the cursor must be at a leftmost position of the frame, regardless of whether it's in the (possibly split) root window or the echo area. > . This seems to happen only when output is delivered at high rate to > the screen, and seems to disappear when output is slowed down, > e.g. by hitting GDB breakpoints, even if their commands > immediately continue the debuggee. > > . Enlarging the frame by merely 2 lines, to 26 lines overall, makes > the problem disappear. Changing the number of columns of the frame does not seem to have any impact. > . Faces used to display the menus don't have any effect on the > problem. > > Anything else? The problem manifests itself with fonts larger than 10 pts. With fonts less equal 10 pts the problem does not occur. martin