i3 FAQ - Individual question feedhttps://faq.i3wm.org/questions/Frequently asked questions and answers about the i3 window managerenCopyright i3, 2012Mon, 09 Sep 2013 05:12:46 +0000How can I get info on windows open?https://faq.i3wm.org/question/2487/how-can-i-get-info-on-windows-open/I used to use wmctrl to get information about windows open. It shows information one line per window, for example: 0x009900 gvim - Gvim config (~/.i3/config) - GVIM 0x350001 firefox - Navigator Google - Mozilla Firefox 0x430000 xterm - Xterm user@home How I do get similar info in i3? Thank you. Fri, 06 Sep 2013 06:04:12 +0000https://faq.i3wm.org/question/2487/how-can-i-get-info-on-windows-open/Comment by mschaefer for <p>I used to use wmctrl to get information about windows open. It shows information one line per window, for example:</p> <pre><code>0x009900 gvim - Gvim config (~/.i3/config) - GVIM 0x350001 firefox - Navigator Google - Mozilla Firefox 0x430000 xterm - Xterm user@home </code></pre> <p>How I do get similar info in i3?</p> <p>Thank you.</p> https://faq.i3wm.org/question/2487/how-can-i-get-info-on-windows-open/?comment=2491#comment-2491don't know if it helps, but xprop can at least give you these information by a click onto the desired window.Fri, 06 Sep 2013 09:11:55 +0000https://faq.i3wm.org/question/2487/how-can-i-get-info-on-windows-open/?comment=2491#comment-2491Answer by joepd for <p>I used to use wmctrl to get information about windows open. It shows information one line per window, for example:</p> <pre><code>0x009900 gvim - Gvim config (~/.i3/config) - GVIM 0x350001 firefox - Navigator Google - Mozilla Firefox 0x430000 xterm - Xterm user@home </code></pre> <p>How I do get similar info in i3?</p> <p>Thank you.</p> https://faq.i3wm.org/question/2487/how-can-i-get-info-on-windows-open/?answer=2492#post-id-2492Have a look at [Inter Process Communication](http://i3wm.org/docs/ipc.html‎). i3-msg is a basic way of getting info in a json encoded string: `i3-msg -t get_tree | json_pp` You can parse the output with some json tool. Alternatively, with some libraries in a selection of languages you can work directly with this output. Fri, 06 Sep 2013 11:12:36 +0000https://faq.i3wm.org/question/2487/how-can-i-get-info-on-windows-open/?answer=2492#post-id-2492Comment by phairland for <p>Have a look at <a href="http://i3wm.org/docs/ipc.html‎">Inter Process Communication</a>. i3-msg is a basic way of getting info in a json encoded string: </p> <p><code>i3-msg -t get_tree | json_pp</code></p> <p>You can parse the output with some json tool. </p> <p>Alternatively, with some libraries in a selection of languages you can work directly with this output. </p> https://faq.i3wm.org/question/2487/how-can-i-get-info-on-windows-open/?comment=2495#comment-2495Thanks. I just wanted to avoid the parsing, and have something more human readable.Fri, 06 Sep 2013 16:38:11 +0000https://faq.i3wm.org/question/2487/how-can-i-get-info-on-windows-open/?comment=2495#comment-2495Answer by Michael for <p>I used to use wmctrl to get information about windows open. It shows information one line per window, for example:</p> <pre><code>0x009900 gvim - Gvim config (~/.i3/config) - GVIM 0x350001 firefox - Navigator Google - Mozilla Firefox 0x430000 xterm - Xterm user@home </code></pre> <p>How I do get similar info in i3?</p> <p>Thank you.</p> https://faq.i3wm.org/question/2487/how-can-i-get-info-on-windows-open/?answer=2501#post-id-2501`xwininfo` is a window-manager independent tool to give you information like this.Mon, 09 Sep 2013 05:12:46 +0000https://faq.i3wm.org/question/2487/how-can-i-get-info-on-windows-open/?answer=2501#post-id-2501