From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Po Lu Newsgroups: gmane.emacs.devel Subject: Re: master 6e5d79c048: Display show-paren-context-when-offscreen in child frame Date: Tue, 08 Feb 2022 08:54:55 +0800 Message-ID: <87ee4edvog.fsf@yahoo.com> References: <164414267475.11015.16458968298391656164@vcs2.savannah.gnu.org> <20220206101755.0EC03C002F9@vcs2.savannah.gnu.org> <871r0f7k6u.fsf@gnus.org> <87czjzlb1h.fsf@yahoo.com> <877da79p7y.fsf@gnu.org> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="20913"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.60 (gnu/linux) Cc: Lars Ingebrigtsen , emacs-devel@gnu.org To: Tassilo Horn Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Tue Feb 08 02:02:28 2022 Return-path: Envelope-to: ged-emacs-devel@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 1nHEto-0005IE-5W for ged-emacs-devel@m.gmane-mx.org; 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Tue, 8 Feb 2022 00:55:02 +0000 Original-Received: by kubenode516.mail-prod1.omega.sg3.yahoo.com (VZM Hermes SMTP Server) with ESMTPA ID bdd739c8b01e5139c2029076b570af43; Tue, 08 Feb 2022 00:54:59 +0000 (UTC) In-Reply-To: <877da79p7y.fsf@gnu.org> (Tassilo Horn's message of "Mon, 07 Feb 2022 06:52:51 +0100") X-Mailer: WebService/1.1.19711 mail.backend.jedi.jws.acl:role.jedi.acl.token.atz.jws.hermes.yahoo Received-SPF: pass client-ip=66.163.185.148; envelope-from=luangruo@yahoo.com; helo=sonic305-22.consmr.mail.ne1.yahoo.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.29 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-mx.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.io gmane.emacs.devel:286060 Archived-At: Tassilo Horn writes: > I'm actually using pgtk on a 7 years old laptop and it doesn't feel > slow. The reason why I started with the child-frame approach is that > the child-frame can be positioned precisely at the top-left of the > current window. Since emacs now supports pixel-wise scrolling, it can > happen that only the lower half of the line at `window-start' is > visible which would be bad if an overlay was placed there. Is there a > way to test if some position is completely visible? Try `pos-visible-in-window-p'.