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+ Mon, 11 Apr 2016 07:39:28 +0000 (UTC)\r
+To: Mark Walters <markwalters1009@gmail.com>,\r
+ David Bremner <david@tethera.net>,\r
+ Daniel Kahn Gillmor <dkg@fifthhorseman.net>,David Mazieres expires 2016-07-03\r
+ PDT <mazieres-297ctmng4fhr6h6ad8yffa64yi@temporary-address.scs.stanford.edu>, notmuch@notmuchmail.org\r
+Subject: Re: Breaking a really long thread\r
+In-Reply-To: <87y48kipdw.fsf@qmul.ac.uk>\r
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+ <87bn5ijthh.fsf@qmul.ac.uk> <87oa9g7vd6.fsf@zancas.localnet>\r
+ <87y48kipdw.fsf@qmul.ac.uk>\r
+From: David Edmondson <dme@dme.org>\r
+Date: Mon, 11 Apr 2016 08:39:27 +0100\r
+Message-ID: <m2y48kmw5s.fsf@dme.org>\r
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+\r
+On Mon, Apr 11 2016, Mark Walters wrote:\r
+> On Mon, 11 Apr 2016, David Bremner <david@tethera.net> wrote:\r
+>> Mark Walters <markwalters1009@gmail.com> writes:\r
+>>\r
+>>> I think we already have this, except it is called\r
+>>> notmuch-mua-hidden-headers. It defaults to '("^User-Agent:").\r
+>>>\r
+>>> I think it would be reasonable to add In-Reply-To to this list.\r
+>>>\r
+>>> However, if I read the code correctly, currently we are changing\r
+>>> message-hidden-headers globally which doesn't feel the right thing to\r
+>>> do. Probably we should do something more like you suggest, and do the\r
+>>> overriding just in notmuch-message-mode.\r
+>>>\r
+>>\r
+>> Summarizing, I see 3 related changes here\r
+>>\r
+>> - fixing the code to let-bind message-hidden-headers instead of globally\r
+>> modify it\r
+>\r
+> I have a patch doing this, but there is one problem that i don't see how\r
+> to solve neatly. At the moment we set hidden-headers to the union of\r
+> message-hidden-headers and notmuch-mua-hidden-headers. This means that\r
+> if the user wants to show a header that is normally one of\r
+> message-hidden-headers they have to set message-hidden-headers (ie they\r
+> can't just change notmuch-mua-hidden headers).\r
+>\r
+> If we want it that people can show such a header just by changing a\r
+> notmuch variable then I don't see how to do it neatly without breaking\r
+> some existing setups.\r
+>\r
+> Any suggestions?\r
+\r
+My inclination is to say "if you want to change the headers that are\r
+hidden in message mode, change `message-hidden-headers'" and don't\r
+bother with any notmuch specific settings.\r
+\r
+That, of course, leads me to wonder why I ever added\r
+`notmuch-mua-hidden-headers' in the first place...\r
+\r
+> Best wishes\r
+>\r
+> Mark\r
+>\r
+>>\r
+>> - adding in-reply-to notmuch-mua\r
+>>\r
+>> - providing a keybinding to toggle visibility of hidden headers that\r
+>> works better than the current use of widen\r
+>>\r
+>> d\r
+> _______________________________________________\r
+> notmuch mailing list\r
+> notmuch@notmuchmail.org\r
+> https://notmuchmail.org/mailman/listinfo/notmuch\r