From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.ciao.gmane.io!not-for-mail From: Noam Postavsky Newsgroups: gmane.emacs.bugs Subject: bug#41200: Displaying a tooltip with x-show-tip gets very slow as more faces are defined Date: Fri, 15 May 2020 11:33:40 -0400 Message-ID: <85wo5dfc17.fsf@gmail.com> References: <8fd8896a-cd5c-66f4-4792-f65cac4dc4f5@gmail.com> <83lflx896q.fsf@gnu.org> <837dxd31cb.fsf@gnu.org> <789d786d-a07a-65c1-c0e4-433e4c18d64e@gmail.com> <835zcxgrby.fsf@gnu.org> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="ciao.gmane.io:159.69.161.202"; logging-data="130515"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/26.3 (windows-nt) Cc: =?UTF-8?Q?Cl=C3=A9ment?= Pit-Claudel , 41200@debbugs.gnu.org To: Eli Zaretskii Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Fri May 15 17:34:16 2020 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1jZcLo-000Xpv-0E for geb-bug-gnu-emacs@m.gmane-mx.org; Fri, 15 May 2020 17:34:16 +0200 Original-Received: from localhost ([::1]:39532 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jZcLm-0002jE-VK for geb-bug-gnu-emacs@m.gmane-mx.org; Fri, 15 May 2020 11:34:14 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:53828) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jZcLa-0002hF-2C for bug-gnu-emacs@gnu.org; Fri, 15 May 2020 11:34:02 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:55200) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1jZcLZ-0001Aa-NE for bug-gnu-emacs@gnu.org; Fri, 15 May 2020 11:34:01 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1jZcLZ-0004HH-KP for bug-gnu-emacs@gnu.org; Fri, 15 May 2020 11:34:01 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Noam Postavsky Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Fri, 15 May 2020 15:34:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 41200 X-GNU-PR-Package: emacs Original-Received: via spool by 41200-submit@debbugs.gnu.org id=B41200.158955683016423 (code B ref 41200); Fri, 15 May 2020 15:34:01 +0000 Original-Received: (at 41200) by debbugs.gnu.org; 15 May 2020 15:33:50 +0000 Original-Received: from localhost ([127.0.0.1]:38513 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1jZcLO-0004Gp-3J for submit@debbugs.gnu.org; Fri, 15 May 2020 11:33:50 -0400 Original-Received: from mail-qk1-f181.google.com ([209.85.222.181]:45906) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1jZcLM-0004GX-MW for 41200@debbugs.gnu.org; Fri, 15 May 2020 11:33:48 -0400 Original-Received: by mail-qk1-f181.google.com with SMTP id i5so2894808qkl.12 for <41200@debbugs.gnu.org>; Fri, 15 May 2020 08:33:48 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:references:date:in-reply-to:message-id :user-agent:mime-version; bh=I1X704DhotDBxU0RNGJQPN5B4RzQUQdTG/FM6WCamsM=; b=cjVB0XBEfMAHKKIEOM0es2TB/WwXoJkFfg9buPDvYz/+ssU2P3QAtzG3JcP+2SPiir iRnlvTmlMhdvJw/6TfKN3an7os3/UsnYmhWE2WRSwm2FjrUpHri3P8Zm42wdvg/bO29I ApT7cQX8fYOCxny4MAWVULBV32uNmGcklbeQrmjHVFEgI76iIw6bLXaNtgAxHNwyD4Qo FGVrEgiCm+/SNKZLW4XInQiD886OdXp6XJUwOd356xHKc/FBYx4Yvgp/u8Y/H2N0WXA/ cgi+FHjfoXLSdo11xxWBbvjDtqwkMoDJn3X73pLJ5tvV0aCQSXmqXLYFsmOQHrPusXwl IZAA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:references:date:in-reply-to :message-id:user-agent:mime-version; bh=I1X704DhotDBxU0RNGJQPN5B4RzQUQdTG/FM6WCamsM=; b=FHa0y6yr0oKRnW1Ud4xlYt5mAAyUZ1n9XlE4YS5yvgv40vHoL7+GcLM1JunHkGZ+YH LKPU+PiPnXhQ15EZzhzt8Eol7xkdnFK71DgIUeGJQlI3EOLFqdnFKqU/lG/PI18Xtnan +LHfL4HjbuvX2XE31v0tGsSQW14dCgJglb2cpmiHbsZsNV67lz/V3pA2logCLwu163Mt z9XYu7oCYSA+Rs/gHpPVEZXwRLWPctAh48zBtZRENXsSHjR0FdR7lTjjM1w7R6v+joox 3CNO4Q1RYw9lzsF9LBfx37i08/RISnDOjheKmaFPifXiKKBa7jMLssnk0pDjimdVQibV PNQg== X-Gm-Message-State: AOAM533SRrxNWQveu2TnIODK3HuSEWvnFJhhktlGucr/qvCAnSVH5Sdq 7eyiTjElTMEyBC4u7Wz1UcSpK05i X-Google-Smtp-Source: ABdhPJy/bXRtSe03lQJGhhGW5QpAIMWLiu34p7/xKCYVg8egb1LnSfV1K2a89L10JSuvFt25B3LqMA== X-Received: by 2002:a37:6384:: with SMTP id x126mr4024551qkb.355.1589556822828; Fri, 15 May 2020 08:33:42 -0700 (PDT) Original-Received: from vhost2 (CPE001143542e1f-CMf81d0f809fa0.cpe.net.cable.rogers.com. [99.230.38.42]) by smtp.gmail.com with ESMTPSA id c25sm1789378qkm.119.2020.05.15.08.33.42 (version=TLS1_2 cipher=ECDHE-ECDSA-CHACHA20-POLY1305 bits=256/256); Fri, 15 May 2020 08:33:42 -0700 (PDT) In-Reply-To: <835zcxgrby.fsf@gnu.org> (Eli Zaretskii's message of "Fri, 15 May 2020 18:17:53 +0300") X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list 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-mx.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.io gmane.emacs.bugs:180339 Archived-At: Eli Zaretskii writes: >> Done for frame-face-alist. But how can one do a read-only variable? >> Using the new variable watchers facility? > > At the very least mention in the doc string. I don't think using > watchable symbols is needed here, it sounds gross. If there's an > outcry that this breaks too much code out there, we could revisit > this. You can use make_symbol_constant to make a variable read-only. You could also simulate it with a variable watcher that signals an error, but there's no sense in doing that when make_symbol_constant exists. Neither of these makes the list object itself read-only though.