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 1555453694: Implement `alpha-background' on non-Cairo builds Date: Thu, 03 Feb 2022 10:51:47 +0800 Message-ID: <875ypw8xx8.fsf@yahoo.com> References: <877dac4rkz.fsf@gnus.jao.io> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="40699"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.60 (gnu/linux) Cc: emacs-devel@gnu.org To: Jose A Ortega Ruiz Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Thu Feb 03 03:53:12 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 1nFSFE-000AS0-FE for ged-emacs-devel@m.gmane-mx.org; Thu, 03 Feb 2022 03:53:12 +0100 Original-Received: from localhost ([::1]:57582 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1nFSFD-0002mD-C7 for ged-emacs-devel@m.gmane-mx.org; Wed, 02 Feb 2022 21:53:11 -0500 Original-Received: from eggs.gnu.org ([209.51.188.92]:52538) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nFSE9-000241-IQ for emacs-devel@gnu.org; Wed, 02 Feb 2022 21:52:05 -0500 Original-Received: from sonic303-20.consmr.mail.ne1.yahoo.com ([66.163.188.146]:33411) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1nFSE5-0000n9-6j for emacs-devel@gnu.org; Wed, 02 Feb 2022 21:52:05 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yahoo.com; s=s2048; t=1643856716; bh=Gt57ws3KE+UVMazkKyb0yGbyScEjlVSmpYitDENZtI0=; h=From:To:Cc:Subject:References:Date:In-Reply-To:From:Subject:Reply-To; b=nUTX0PgYBRepGx7tulHJ8D5tpsDcql0ueldlzPYTimHj5YdRxybKXvpE7ukpC3OPIcKxUzycdGw8JXPEVLJKKgxw93xSCYq/5yEZ/Sf1DG3GtobS97ceCipy18x0IeENj3GXrEOpyM//8b619+7zR5edBvceY/F1IjEnYSQDQnSf9rY609ZFl8Qn/folQHdfWAdNotiiGT0666WQptH8wXF8504TPA03MZGh5wGfMHlNuS1/eRIJV7QvWkmwTRh5Yha/r3pa7Ik4u6cCwj/uIl3uFcQBk0Td5dqdUWT/OOcAeXp7fvtXW/wOOU2++QvnfvF+y1ejPo64NUKH0Js4mg== X-SONIC-DKIM-SIGN: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yahoo.com; s=s2048; t=1643856716; bh=107a+5H7YG1CWJlLahyfIVP60JaWRzEaKcX78a9atBQ=; h=X-Sonic-MF:From:To:Subject:Date:From:Subject; b=IR0Yt9lrM/Ajb6JMEGO9C6qkNE8ED2Q51dwS4n5UJMQ1sehiljaZtzNoG7vy7LZQFkaAClzsoWkddhIVDcRLFE2PH5oocRN4KUdG2pVwDaqWRcwZafJXkRF7OVRNFwUFJxebof82VDAZX29pAmVXHECW4Y1SaKAyPhobSzeFC+5jhS9huTO+ClnPI+fYF7yjKfgMzvihcDnOIXNsODP7qCGQ4gb2kWANjF67kIM6JdHhpxAl7gB2DAcPgRo6tQAO0cpLW9l/1/bTLzqS8X9R/jCFeGyt+9W+/EqdXaHsj5+Bv/ABO9FcUwMTC35HHuBdeFb5IN5YQSMQK0FaBnE/DA== X-YMail-OSG: VHXUjqIVM1mv7IGeLZ7HD.nJQdsCe_stdxqxmytWfIkhZPj9mETFemwm_O_avmm A5o2bavLUwyIQBb_8azClDlGJ_4DaqPV8eRzrOivJBdmrDG02uTLiLJ5JeedZijqtLtY8Sy1EQKz u3lpXoT1XaI.K4V3s5Gm4S5KN68SXaG4OXFxcJ9dDS4ikMgvTR7g5LCm1Tw9KRxXvE_.SSCMshsy Uw80ZeWiOKKNHnjxNiqvUyRAZhbNEvxYiXFcWc4IwBlzlb02355Am8WSj113w_IK8fYEnvXYQ1Sk aEMQCoLpUgN2ZBjnSY2iKkDGMIjCsAB8S7ZboifjjlOuyEK_8Hu5vHMOLiR.8ZhoP3ypc7QL7qSa xgQWSwVKU8chCxs0Q6yuWrW3Q6KKr5jo8cdIMar7mWCrSKtudyEKdpMbeV.ch6HUTiOYHoq2pPwa kAWVV_wwOfJic7qd.BYjKRXjoYsaRhLb5aW3jpjglkEJPFMwFkQhn3YQPSeHseICJ1qzy1dzA5v9 9dsWWh9z7yVWS7zuMpQOqKxaLYxu00IEEqALLs.4Fq74L67R5zadObD_UkHaNT0.aseBMGPziuyg jQHdIqztIyfHriv5vx9NY3vsvgiMvGW9Zx0m9GZrrZsla0sBA0If.wo8wNJdheLmj0RaFlt3pchr c_DMzGfTxztv4p3uMFxdYtfpS1l.wrUZRqRx7vhksiaD0_Cp_4VYD9_6dKGID4VaPqQyiVtwhk_c w_bWJKgJLl68BC94hTsrTAQm70hz6esiTPPO0Y7nd.3_7cBW6eWBISFCOkM86EBB2QvccArBFMEa hUXLyQcl1BN_PiHxf.e82pBPMZKX9d9gVNmOj5eamV X-Sonic-MF: Original-Received: from sonic.gate.mail.ne1.yahoo.com by sonic303.consmr.mail.ne1.yahoo.com with HTTP; Thu, 3 Feb 2022 02:51:56 +0000 Original-Received: by kubenode516.mail-prod1.omega.sg3.yahoo.com (VZM Hermes SMTP Server) with ESMTPA ID 571cd7fadf386953d16aa88a26e97851; Thu, 03 Feb 2022 02:51:52 +0000 (UTC) In-Reply-To: <877dac4rkz.fsf@gnus.jao.io> (Jose A. Ortega Ruiz's message of "Thu, 03 Feb 2022 02:22:20 +0000") X-Mailer: WebService/1.1.19615 mail.backend.jedi.jws.acl:role.jedi.acl.token.atz.jws.hermes.yahoo Received-SPF: pass client-ip=66.163.188.146; envelope-from=luangruo@yahoo.com; helo=sonic303-20.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:285820 Archived-At: Jose A Ortega Ruiz writes: > i forgot to add that, when built with no-toolkit and without any alpha > or alpha-background spec, there's another new problem with exwm. exwm > has a "system tray" where it puts applets like nm-applet. before the > last changes to support alpha-background in non-gtk builds, exwm's > system tray had been working for me flawlessly. now it doesn't work at > all (the icons don't show up in the tray area, and new, empty buffers > are created instead). EXWM probably doesn't know about 32-bit visuals. I suspect it's creating a window to hold the system tray with depth and visual set to CopyFromParent, but not creating true-color pixels correctly. You can work around the problem by adding: Emacs.visualClass: TrueColor-24 To your X defaults file, but that will also prevent `alpha-background' from working. Thanks.