From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Robert Pluim Newsgroups: gmane.emacs.bugs Subject: bug#31880: 26.1; VC mode line popup when clicked is off screen Date: Thu, 21 Jun 2018 10:31:42 +0200 Message-ID: <87efh04k29.fsf@gmail.com> References: <5B28ADFC.4060704@gmx.at> <380133793885a54af49bbc8715cfea4ced525342.camel@echosa.net> <5B2A056F.1040003@gmx.at> <874lhx6azn.fsf@gmail.com> <5B2A40B2.4020600@gmx.at> <87vaad4ji3.fsf@gmail.com> <5B2B5093.9050609@gmx.at> NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: blaine.gmane.org 1529569891 23829 195.159.176.226 (21 Jun 2018 08:31:31 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Thu, 21 Jun 2018 08:31:31 +0000 (UTC) Cc: Brian Zwahr , 31880@debbugs.gnu.org To: martin rudalics Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Thu Jun 21 10:31:26 2018 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1fVuzl-0005UW-S4 for geb-bug-gnu-emacs@m.gmane.org; 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Thu, 21 Jun 2018 01:31:44 -0700 (PDT) Original-Received: from rpluim-ubuntu ([149.5.228.1]) by smtp.gmail.com with ESMTPSA id b190-v6sm7469288wma.24.2018.06.21.01.31.42 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 21 Jun 2018 01:31:43 -0700 (PDT) Mail-Copies-To: never Gmane-Reply-To-List: yes In-Reply-To: <5B2B5093.9050609@gmx.at> (martin rudalics's message of "Thu, 21 Jun 2018 09:15:31 +0200") X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 208.118.235.43 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" Xref: news.gmane.org gmane.emacs.bugs:147693 Archived-At: martin rudalics writes: >> Yet another instance of a disagreement between how GTK and X calculate >> pixels. Who will rid me of this turbulent mix? > > In xg_show_tooltip we have > > gtk_window_move (x->ttip_window, root_x / xg_get_scale (f), > root_y / xg_get_scale (f)); > > I suppose this is TRT with a scaled display because root_x and root_y > are unscaled and hence we have to scale them to get the appropriate > coordinates for scaled displays. Right? > > Then what happens when we turn off GTK tooltips on a scaled display by > setting 'x-gtk-use-system-tooltips' to nil? IIUC the tooltip will now > appear at the "wrong" position. Or am I missing something? When not using GTK tooltips, we end up using XMoveResizeWindow (near the end of Fx_show_tip), which wants device pixel positions, which is what compute_tip_xy produces, so the tooltip appears in the right place. Robert