From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Stephen Berman Newsgroups: gmane.emacs.bugs Subject: bug#53776: Modeline indicator when using define-minor-mode Date: Mon, 07 Feb 2022 00:13:39 +0100 Message-ID: <87sfsvd1wc.fsf@rub.de> References: <87v8xun5ss.fsf@rub.de> <2qvgePp1-X8z9KUXXka3Sv4Cy2yj9mgatR8NS8E2VIe1ijRsHK9FNYTgnDVa-5_B1eeSofCm97AnsdYunXTn41Yixq5Ecg_rD35upiG3oec=@protonmail.com> <87r18in49c.fsf@rub.de> <87iltsmzn9.fsf@web.de> <87tudc2m3n.fsf@gmx.net> <878run7jea.fsf@web.de> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="5364"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/29.0.50 (gnu/linux) Cc: 53776@debbugs.gnu.org, goncholden To: Michael Heerdegen Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Mon Feb 07 00:14:28 2022 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 1nGqjk-0001Fg-0i for geb-bug-gnu-emacs@m.gmane-mx.org; 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Mon, 07 Feb 2022 00:13:40 +0100 In-Reply-To: <878run7jea.fsf@web.de> (Michael Heerdegen's message of "Sun, 06 Feb 2022 22:52:13 +0100") X-Provags-ID: V03:K1:86JqMH25MPmwnzcJ4Nc9wZVHrk7gzLoyvd+dUSs1B5CbVzp70En rK4EpIBndwpuD+gVxapPzPDzhB8CAdVNBY60aG81DbvHnpnA03ODvWgRbI2hfXLmSSFXAFD FtJFFVDYuCEWaGyNnvRUxG6ZY7kACk/zEvRZgVhBkvPGwPmbEqi/uY0JiRCguBCoxT+GvSl Ivee7ROKx+0k0ATIrsV5A== X-UI-Out-Filterresults: notjunk:1;V03:K0:lukzkJce5sQ=:EF/mGlcKQcjE+b3X1CI/6J ysoPXamYWQBr1w8tleJKck2eq6B9DoZ1wQ9BMqrNPwf7PnF67qmbxHxg2oro3oCpxkwuLcDfD rayJSPrA65M8T+j3W8lUYOGSGGWCS7tHzqWll+aXIBpTPpxqLxzMykygGehlzXgWkaQJTn2Gd x6AyvkFPm6OrIBxhNtVdS1HxACDmwkO9BtfEaunf2mi8ldsUY1MgDT7f6TY6iRqrvzLrSNQmz MEQa08Jhb3Mo3r6WgrPNsq9yBEuhR2uQu5P8qgpf3Bx0gyuXwLhisDSiFiVJF07NS98W3AOgM gIKdovS1QnZ1JwXqeIBXvbt8/Jrps33rM69SnV8zmCaQItSDzYKsh6s1gpgw/feUBfcky4Qfh 4fKLz9AzCmj/+nPus7AQsOOWpQMLxJaM9jU5YYLtscCR0pssmuYuo70eWMhedRpred1z8Cc9b WqMaCShYL7BWwQrVpjvuhsm9Yb/K4DUl+6qGexNyNWqyE1zTpLesvEwDpyrwOP9eL+e71N9DL E/bDWfdC3AFB0TLjMwhap8brnL5eQsNDBioWTUl1dQNmHdK7qNtETPYbgAFiv4WUsgKfVW11m u8vXqB1htl3Hmqoqv8rOrVf0wRgtbPmMxi/OlAMRmXu6q3HMQn5VnZjWp7WfUpRPUaNoNeOFh Gg6eRsl1I8dW5yR4i7wDZd6dq3HhwTBb9plFCd483Nd8EL2gPiOQ6NGIGtK2zn5OyNmqEXC0o q/HN8ZAZu9SZkk6MCf682z9wdvcBfbl0q5OHEGcubR/9JfVp5yRsp3WTT4XW+ka1q/E1PoB3 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:226186 Archived-At: On Sun, 06 Feb 2022 22:52:13 +0100 Michael Heerdegen wrote: > Stephen Berman writes: > >> Nevertheless, I would be interested in trying it and seeing the code. >> Can you post it? > > I don't have it any more. The basic idea was like > > #+begin_src emacs-lisp > (defvar ml-scroll-amnt 0) > > (setq-default > mode-line-format > `(:eval (substring (format-mode-line ',mode-line-format) > ml-scroll-amnt))) > #+end_src > > and let mouse-4 and mouse-5 over the mode-line de- and increase > `ml-scroll-amnt'. That's all. Thanks, but doesn't this just truncate the mode-line-string continuously? For scrolling back, it seems necessary to store the original mode-line-string and concatenate the previously truncated part of it with the current value. > Be careful when the variable binding of `mode-line-format' changes - the > above hack won't survive that, so when a certain mode redefines > `mode-line-format' (with other words: doesn't use the default value, > like Gnus), you need to do the above after the variable has been set. What I had in mind was something like using auto-hscroll-mode on the mode line, or making it into something like a horizontal scroll bar. Either of these, if possible at all, requires changes in the C code. Steve Berman