{"id":544,"date":"2011-10-28T12:17:59","date_gmt":"2011-10-28T16:17:59","guid":{"rendered":"http:\/\/ilias.ca\/blog\/?p=544"},"modified":"2019-03-18T19:06:22","modified_gmt":"2019-03-18T23:06:22","slug":"how-to-add-thread-lines-in-thunderbird-for-mac","status":"publish","type":"post","link":"https:\/\/ilias.ca\/blog\/2011\/10\/how-to-add-thread-lines-in-thunderbird-for-mac\/","title":{"rendered":"How to add thread lines in Thunderbird for Mac"},"content":{"rendered":"<p>If you use Mozilla Thunderbird on Mac and read messages in threaded view, it may be a little hard to track a thread tree. For instance, in this screenshot it is difficult to tell who MikeR&#8217;s last message at the bottom is in reply to.<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone\" style=\"border: 1px solid black;\" src=\"https:\/\/images.ilias.ca\/tb-mac-withoutlines.png\" alt=\"\" width=\"643\" height=\"228\"\/><br \/>\nDid he reply to his own post, Mike Easter, or perhaps a message off screen?<\/p>\n<p>You can connect the messages with thread lines, using a userChrome.css tweak.<\/p>\n<ol>\n<li>In Thunderbird, click on the <strong>Help<\/strong> menu, then select <strong>Troubleshooting Information<\/strong>. This will open the about:support page.<\/li>\n<li>Click on <strong>Show In Finder<\/strong>. That will open&nbsp;your profile folder in the Finder.<\/li>\n<li>Create a new folder called &#8220;chrome&#8221;.<\/li>\n<li>Create a file in the chrome folder, called &#8220;userChrome.css&#8221;.<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone\" style=\"border: 1px solid black;\" src=\"https:\/\/images.ilias.ca\/mac-tbchromefolder.png\" alt=\"\" width=\"445\" height=\"288\"\/><\/li>\n<li>Open userChrome.css, and insert this text:\n<pre>#threadTree treechildren::-moz-tree-line {\n&nbsp; visibility: visible !important;\n}\n\n#threadTree treechildren::-moz-tree-line(selected, focus) {\n&nbsp; border-color: #FFFFFF !important;\n}<\/pre>\n<\/li>\n<li>Save userChrome.css and restart Thunderbird. Threaded view should have lines connecting messages.<\/li>\n<\/ol>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone\" style=\"border: 1px solid black;\" src=\"https:\/\/images.ilias.ca\/tb-mac-withlines.png\" alt=\"\" width=\"644\" height=\"228\"\/><\/p>\n","protected":false},"excerpt":{"rendered":"<p>If you use Mozilla Thunderbird on Mac and read messages in threaded view, it may be a little hard to track a thread tree. For instance, in this screenshot it is difficult to tell who MikeR&#8217;s last message at the&hellip;  <\/p>\n<p class=\"more-link\"><a href=\"https:\/\/ilias.ca\/blog\/2011\/10\/how-to-add-thread-lines-in-thunderbird-for-mac\/\">Continue reading <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2,5],"tags":[],"class_list":["post-544","post","type-post","status-publish","format-standard","hentry","category-mozilla","category-thunderbird"],"_links":{"self":[{"href":"https:\/\/ilias.ca\/blog\/wp-json\/wp\/v2\/posts\/544","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ilias.ca\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ilias.ca\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ilias.ca\/blog\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/ilias.ca\/blog\/wp-json\/wp\/v2\/comments?post=544"}],"version-history":[{"count":5,"href":"https:\/\/ilias.ca\/blog\/wp-json\/wp\/v2\/posts\/544\/revisions"}],"predecessor-version":[{"id":939,"href":"https:\/\/ilias.ca\/blog\/wp-json\/wp\/v2\/posts\/544\/revisions\/939"}],"wp:attachment":[{"href":"https:\/\/ilias.ca\/blog\/wp-json\/wp\/v2\/media?parent=544"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ilias.ca\/blog\/wp-json\/wp\/v2\/categories?post=544"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ilias.ca\/blog\/wp-json\/wp\/v2\/tags?post=544"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}