43 lines
1.4 KiB
Text
Executable file
43 lines
1.4 KiB
Text
Executable file
#!/usr/bin/scsh -s
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!#
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;; hlwm-run-or-raise --- Raise a window or start a new process
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;;
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;; Tries to find a window ID for a window with a given class value. If
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;; no such window can be found treat the rest of the command line as
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;; the command to start.
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;;
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;; This script depends on both herbstluftwm and wmctrl.
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(define (get-current-window-id)
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(let* ((output (run/string (wmctrl -v -a ":ACTIVE:") (= 2 1)))
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(re (rx "Using window: "
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(submatch "0x" (+ hex-digit))
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"\n"))
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(match (regexp-search re output)))
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(and match (match:substring match 1))))
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(define (pull-element-to-front elt collection)
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(if (string= (car collection) elt)
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collection
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(pull-element-to-front elt (rotate collection))))
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(define (rotate lst)
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(append (cdr lst) (list (car lst))))
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(define current-window-id
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(get-current-window-id))
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(define window-ids
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(run/strings
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(pipe (wmctrl -lx)
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(awk "{ print $1, $3 }")
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(grep ,(string-append "\\." (car command-line-arguments)))
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(awk "{ print $1 }"))))
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(if (not (null? window-ids))
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(let ((next-window
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(if (member current-window-id window-ids)
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(cadr (pull-element-to-front current-window-id window-ids))
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(car window-ids))))
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(run (hlwm-switch-to-window ,next-window)))
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(exec-epf (,@(cdr command-line-arguments))))
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