From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: martin rudalics Newsgroups: gmane.emacs.bugs Subject: bug#46557: 28.0.50; Visual glitches in text mode when tab-bar visibility is altered at load time Date: Mon, 10 May 2021 10:24:36 +0200 Message-ID: <4b7cd3ff-1915-6ada-1a6e-19b63e622d7d@gmx.at> References: <87ft1wff1s.fsf@gmail.com> <87eeelgipy.fsf@mail.linkov.net> <878s4nswy3.fsf@mail.linkov.net> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="23382"; mail-complaints-to="usenet@ciao.gmane.io" Cc: 46557@debbugs.gnu.org To: Juri Linkov , Bastian Beranek Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Mon May 10 10:25:14 2021 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 1lg1E0-0005w8-TZ for geb-bug-gnu-emacs@m.gmane-mx.org; 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Mon, 10 May 2021 10:24:37 +0200 In-Reply-To: <878s4nswy3.fsf@mail.linkov.net> Content-Language: en-US X-Provags-ID: V03:K1:9FQqKGuTziuQDiFoJPkC1GfQX0mxYNOjBBK3Vk/svkpXjpIpqF3 W8rXctQyHRJ4EiIM2w0PU4FDGx69izwFZ+hzK0msAQyvIYlmda0k7AJcWnqONQkGq9LgRm2 JMeR5lEHuSsxSOcTQaW4dwNkaiUtplYCUa1nhrsJTTMLK1MZWC6blwl/UtBomQ9Rd8hKK3V Ser6Yctv6XiCJxx4KIP4w== X-UI-Out-Filterresults: notjunk:1;V03:K0:NOmjzMyRdyo=:4DPA2AwOU4W07gamjtjcH/ y18ReY6+6dqDQLwzJ5stuf02X78CMyihasbErchns8FoUXzJ8BByr3veDe9K0FAnagz5uDZye eUQqeowObMVcdqCKPXXurw9+KZlt4iMqnNENF3x8rwx7rMp8Io/UBkfiQcShGZ6U7YM6yORJs yxm5vnxo5KvVxJROvMYICNraVAX3HVDpR+tRwbY8QE1/jYZjcf8/tWnLYZ7+zqToZJArEdYdA OMXQyll9YWp7IdKlTrmk5TvF0dzlunHPgWBsdrhb+cAP/VyAcOt5ucyxb3nut3Dt59AyTtddf HeGjiZfM4Sanznk/odtzlmoL8rmE7LuV3WX1aU4oa9RMn1lsRwSZfmxL2uAoJEFUHfVvfEQ7M P9SRAqr5dkj6ejtg5o7u3JZpEuAO9BouoHr39ZjmdJw4ZuQZgCF/ihqGwDhy7DmxYGkyXENjM HUwe4YfqxAHJD81Gbah4ssTxJ9vY4m5cJdc+OO9Vqao8wzGW1xsa1MEERyjebxhT3BbdrgjiW /CVO3rtSgCdQrmLHeuvPIUPg6MfuuqkjKIzwwfXeXc7VzPlx4wqUArAtYUg/LKtNVYliyzx53 4RvQbhYUDJAIed6fjr2j3EpnKDbeqx3KLJIHSk7Ba4I9RSg0biaTvq1jYZH3rkaZS7iy+y35t OzMogfUbYkWyH3HaGhjZdfkHADRav1SCWTwKQZuhlgrwZiyOoAOe0yR7XgfQ1FbQ4vD0En4Mi YfUkrK61dN89Wygal48QZRgZq2CVueeu1MAtN9aRFQYwOKQR0jiYKCK4dfjenYvpHDJjTFYM 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:206128 Archived-At: >> The following recipe creates a broken visual appearance of emacs in text >> mode, at least on GNU/Linux: >> >> 1) Create a test.el file with these lines: >> >> (set-frame-parameter nil 'tab-bar-lines 0) >> (set-frame-parameter nil 'tab-bar-lines 1) >> (set-frame-parameter nil 'tab-bar-lines 0) > > This bug report can't be closed, because it seems > this problem is related to https://debbugs.gnu.org/46827#153 > where setting tab-bar-lines to 1 changes tab-bar-lines to 2. > Reproducible test case: > > (progn > (set-frame-parameter nil 'tab-bar-lines 1) > (let ((lines (frame-parameter nil 'tab-bar-lines))) > (sit-for 0) > (list lines (frame-parameter nil 'tab-bar-lines)))) > > returns (1 2) But IIUC the latter holds for a GUI only. You cannot get two lines on a TTY unless you wrap the tab bar (if that is possible on a TTY). martin