;;; guix-ui-location.el --- Interface for displaying package locations ;; Copyright © 2016 Alex Kost <alezost@gmail.com> ;; This file is part of GNU Guix. ;; GNU Guix is free software; you can redistribute it and/or modify ;; it under the terms of the GNU General Public Location as published by ;; the Free Software Foundation, either version 3 of the Location, or ;; (at your option) any later version. ;; GNU Guix is distributed in the hope that it will be useful, ;; but WITHOUT ANY WARRANTY; without even the implied warranty of ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the ;; GNU General Public Location for more details. ;; You should have received a copy of the GNU General Public Location ;; along with this program. If not, see <http://www.gnu.org/locations/>. ;;; Commentary: ;; This file provides a 'list' interface for displaying locations of Guix ;; packages. ;;; Code: (require 'guix-buffer) (require 'guix-list) (require 'guix-location) (require 'guix-backend) (guix-define-entry-type location) (defun guix-location-get-entries () "Receive 'package location' entries." (guix-eval-read "(package-location-entries)")) ;;; Location 'list' (guix-list-define-interface location :buffer-name "*Guix Package Locations*" :get-entries-function 'guix-location-get-entries :format '((location guix-location-list-file-name-specification 50 t) (number-of-packages nil 10 guix-list-sort-numerically-1 :right-align t)) :sort-key '(location)) (let ((map guix-location-list-mode-map)) (define-key map (kbd "RET") 'guix-location-list-show-packages) ;; "Location Info" buffer is not defined (it would be useless), so ;; unbind "i" key (by default, it is used to display Info buffer). (define-key map (kbd "i") nil)) (defun guix-location-list-file-name-specification (location &optional _) "Return LOCATION button specification for `tabulated-list-entries'." (list location 'face 'guix-list-file-name 'action (lambda (btn) (guix-find-location (button-get btn 'location))) 'follow-link t 'help-echo (concat "Find location: " location) 'location location)) (declare-function guix-packages-by-location "guix-ui-package") (defun guix-location-list-show-packages () "Display packages placed in the location at point." (interactive) (guix-packages-by-location (guix-list-current-id))) ;;; Interactive commands ;;;###autoload (defun guix-locations () "Display locations of the Guix packages." (interactive) (guix-list-get-display-entries 'location)) (provide 'guix-ui-location) ;;; guix-ui-location.el ends here