https://faq.i3wm.org/questions/Frequently asked questions and answers about the i3 window managerenCopyright i3, 2012Sun, 12 May 2013 22:35:38 +0000https://faq.i3wm.org/question/1718/match-window-which-has-no-title/I'm having trouble matching a window without title: % xprop| grep NAME WM_LOCALE_NAME(STRING) = "en_US.UTF-8" WM_ICON_NAME(STRING) = _NET_WM_ICON_NAME(UTF8_STRING) = WM_NAME(STRING) = _NET_WM_NAME(UTF8_STRING) = In both `assign` and `for_window`: - `title=""` gives an error - `"^$"` don't matchSun, 28 Apr 2013 14:45:03 +0000https://faq.i3wm.org/question/1718/match-window-which-has-no-title/https://faq.i3wm.org/question/1718/match-window-which-has-no-title/?comment=1723#comment-1723mschaefer, yep, I'm aware of `class`. I have few windows with the same class and instance, but one of which has no title. (Eclipse)Mon, 29 Apr 2013 13:13:26 +0000https://faq.i3wm.org/question/1718/match-window-which-has-no-title/?comment=1723#comment-1723https://faq.i3wm.org/question/1718/match-window-which-has-no-title/?comment=1721#comment-1721Have you tried [class="..."] in the assign? Maybe your window has a WM_CLASS property that you can use?Mon, 29 Apr 2013 07:35:50 +0000https://faq.i3wm.org/question/1718/match-window-which-has-no-title/?comment=1721#comment-1721https://faq.i3wm.org/question/1718/match-window-which-has-no-title/?answer=1725#post-id-1725Please fix this upstream, i.e. in the application itself. This is trivial if you have written it, and just a bug report in the right place if you didn’t. Plus, fixing this upstream will benefit all users of all window managers who ever want to match such a window.Mon, 29 Apr 2013 17:28:37 +0000https://faq.i3wm.org/question/1718/match-window-which-has-no-title/?answer=1725#post-id-1725https://faq.i3wm.org/question/1718/match-window-which-has-no-title/?answer=1726#post-id-1726Please fix this upstream, i.e. in the application itself. This is trivial if you have written it, and just a bug report in the right place if you didn’t. Plus, fixing this upstream will benefit all users of all window managers who ever want to match such a window.Mon, 29 Apr 2013 17:29:50 +0000https://faq.i3wm.org/question/1718/match-window-which-has-no-title/?answer=1726#post-id-1726https://faq.i3wm.org/question/1718/match-window-which-has-no-title/?comment=1801#comment-1801iirc `class=".*"` wouln't match windows having no class. is this a expected behaviour?Sun, 12 May 2013 22:35:38 +0000https://faq.i3wm.org/question/1718/match-window-which-has-no-title/?comment=1801#comment-1801