From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#20285: 25.0.50; blink-cursor-mode sometimes stops blinking Date: Fri, 10 Apr 2015 20:32:33 +0300 Message-ID: <836193ubwu.fsf@gnu.org> References: <8761954apb.fsf@gnu.org> <831tjtfijq.fsf@gnu.org> <83zj6he14h.fsf@gnu.org> <87wq1kmnmh.fsf@gnu.org> <83d23cv2hj.fsf@gnu.org> <87sic8miwb.fsf@gnu.org> <83h9sotasm.fsf@gnu.org> <877ftkm8he.fsf@gnu.org> <83a8ygt8g5.fsf@gnu.org> <87y4m0kr53.fsf@gnu.org> Reply-To: Eli Zaretskii NNTP-Posting-Host: plane.gmane.org X-Trace: ger.gmane.org 1428687203 12781 80.91.229.3 (10 Apr 2015 17:33:23 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Fri, 10 Apr 2015 17:33:23 +0000 (UTC) Cc: 20285@debbugs.gnu.org To: Tassilo Horn Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Fri Apr 10 19:33:12 2015 Return-path: Envelope-to: geb-bug-gnu-emacs@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 1Ygcnn-0001Eg-Tc for geb-bug-gnu-emacs@m.gmane.org; Fri, 10 Apr 2015 19:33:12 +0200 Original-Received: from localhost ([::1]:40566 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Ygcnm-0003xT-VC for geb-bug-gnu-emacs@m.gmane.org; Fri, 10 Apr 2015 13:33:10 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:48026) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Ygcnj-0003x6-Ss for bug-gnu-emacs@gnu.org; Fri, 10 Apr 2015 13:33:08 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Ygcne-0006Xj-Nh for bug-gnu-emacs@gnu.org; Fri, 10 Apr 2015 13:33:07 -0400 Original-Received: from debbugs.gnu.org ([140.186.70.43]:34608) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Ygcne-0006XR-Kx for bug-gnu-emacs@gnu.org; Fri, 10 Apr 2015 13:33:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.80) (envelope-from ) id 1Ygcne-0006Td-8M for bug-gnu-emacs@gnu.org; Fri, 10 Apr 2015 13:33:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Fri, 10 Apr 2015 17:33:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 20285 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 20285-submit@debbugs.gnu.org id=B20285.142868716324871 (code B ref 20285); Fri, 10 Apr 2015 17:33:02 +0000 Original-Received: (at 20285) by debbugs.gnu.org; 10 Apr 2015 17:32:43 +0000 Original-Received: from localhost ([127.0.0.1]:52617 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1YgcnK-0006T4-HA for submit@debbugs.gnu.org; Fri, 10 Apr 2015 13:32:42 -0400 Original-Received: from mtaout26.012.net.il ([80.179.55.182]:54086) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1YgcnH-0006Sp-Ta for 20285@debbugs.gnu.org; Fri, 10 Apr 2015 13:32:41 -0400 Original-Received: from conversion-daemon.mtaout26.012.net.il by mtaout26.012.net.il (HyperSendmail v2007.08) id <0NML00G00PSVMC00@mtaout26.012.net.il> for 20285@debbugs.gnu.org; Fri, 10 Apr 2015 20:33:52 +0300 (IDT) Original-Received: from HOME-C4E4A596F7 ([87.69.4.28]) by mtaout26.012.net.il (HyperSendmail v2007.08) with ESMTPA id <0NML007A2Q4GI790@mtaout26.012.net.il>; Fri, 10 Apr 2015 20:33:52 +0300 (IDT) In-reply-to: <87y4m0kr53.fsf@gnu.org> X-012-Sender: halo1@inter.net.il X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.15 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x X-Received-From: 140.186.70.43 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-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.bugs:101391 Archived-At: > From: Tassilo Horn > Cc: 20285@debbugs.gnu.org > Date: Fri, 10 Apr 2015 16:13:44 +0200 > > > Maybe we should have a mechanism to force redisplay once in a while > > even if Emacs has something to do, and blink-cursor-mode could then > > activate that mechanism. > > I can't read your brain but wouldn't it be possible (but unlikely) that > this mechanism always forces a redisplay when the cursor is in the > invisible state? Not if the time interval is chosen as to make the probability of this low enough. > What I can imagine is `redisplay' having a second optional argument SECS > which would trigger a redisplay only if there hasn't been one in the > last SECS seconds. Then `blink-cursor-timer-function' could do > > (internal-show-cursor nil (not (internal-show-cursor-p))) > (when (internal-show-cursor-p) > (redisplay 'force 2)) > > so that toggling the cursor to visible again forces a redisplay every 2 > seconds. Then, the worst situation that can occur is a cycle of cursor > invisible for 2 seconds, cursor visible for 0.5 seconds. The interval should not be an integral multiple of 0.5 sec.