2016-01-07 21:01:26 +01:00
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;;; guix-ui-system-generation.el --- Interface for displaying system generations -*- lexical-binding: t -*-
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;; Copyright © 2016 Alex Kost <alezost@gmail.com>
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;; This file is part of GNU Guix.
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;; GNU Guix is free software; you can redistribute it and/or modify
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;; it under the terms of the GNU General Public License as published by
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;; the Free Software Foundation, either version 3 of the License, or
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;; (at your option) any later version.
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;; GNU Guix is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU General Public License for more details.
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;; You should have received a copy of the GNU General Public License
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;; along with this program. If not, see <http://www.gnu.org/licenses/>.
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;;; Commentary:
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;; This file provides an interface for displaying system generations
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;; in 'list' and 'info' buffers, and commands for working with them.
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;;; Code:
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(require 'cl-lib)
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(require 'guix-list)
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(require 'guix-ui)
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(require 'guix-ui-generation)
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(require 'guix-profiles)
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(guix-ui-define-entry-type system-generation)
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(defun guix-system-generation-get-display (search-type &rest search-values)
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"Search for system generations and show results.
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See `guix-ui-get-entries' for the meaning of SEARCH-TYPE and
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SEARCH-VALUES."
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(apply #'guix-list-get-display-entries
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'system-generation
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guix-system-profile
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search-type search-values))
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;;; System generation 'info'
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(guix-ui-info-define-interface system-generation
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:buffer-name "*Guix Generation Info*"
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:format '((number format guix-generation-info-insert-number)
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(label format (format))
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(prev-number format (format))
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(current format guix-generation-info-insert-current)
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(path format (format guix-file))
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(time format (time))
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(root-device format (format))
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(kernel format (format guix-file)))
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:titles guix-generation-info-titles)
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;;; System generation 'list'
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;; FIXME It is better to make `guix-generation-list-shared-map' with
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;; common keys for both usual and system generations.
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(defvar guix-system-generation-list-mode-map
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(copy-keymap guix-generation-list-mode-map)
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"Keymap for `guix-system-generation-list-mode' buffers.")
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(guix-ui-list-define-interface system-generation
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:buffer-name "*Guix Generation List*"
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:format '((number nil 5 guix-list-sort-numerically-0 :right-align t)
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(current guix-generation-list-get-current 10 t)
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(label nil 40 t)
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(time guix-list-get-time 20 t)
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2016-01-21 08:59:50 +01:00
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(path guix-list-get-file-name 30 t))
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2016-01-07 21:01:26 +01:00
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:titles guix-generation-list-titles
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:sort-key '(number . t)
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:marks '((delete . ?D)))
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;;; Interactive commands
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;;;###autoload
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(defun guix-system-generations ()
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"Display information about system generations."
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(interactive)
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(guix-system-generation-get-display 'all))
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;;;###autoload
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(defun guix-last-system-generations (number)
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"Display information about last NUMBER of system generations."
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(interactive "nThe number of last generations: ")
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(guix-system-generation-get-display 'last number))
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;;;###autoload
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(defun guix-system-generations-by-time (from to)
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"Display information about system generations created between FROM and TO."
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(interactive
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(list (guix-read-date "Find generations (from): ")
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(guix-read-date "Find generations (to): ")))
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(guix-system-generation-get-display
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'time (float-time from) (float-time to)))
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(provide 'guix-ui-system-generation)
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;;; guix-ui-system-generation.el ends here
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