85 lines
2.9 KiB
EmacsLisp
85 lines
2.9 KiB
EmacsLisp
;; -*- lexical-binding: t -*-
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;;; desktop-registry.el --- Keep a central registry of desktop files
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;; Copyright (C) 2013 Tom Willemse
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;; Author: Tom Willemse <tom@ryuslash.org>
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;; Keywords: convenience
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;; Version: 1.0.0
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;; This program 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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;; This program 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 module provides functions and a global minor mode that lets
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;; you track a central registry of desktop files. This is useful when
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;; you use desktop files as project files and want to be able to
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;; switch between them quickly.
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(require 'desktop)
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;;; Code:
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(defgroup desktop-registry nil
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"Customization group for desktop-registry."
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:group 'desktop
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:prefix 'desktop-registry)
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(defcustom desktop-registry-registry nil
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"The registry of desktop files."
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:group 'desktop-registry
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:type '(repeat (cons string directory)))
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(defvar desktop-registry--history nil
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"History variable for `desktop-registry'.")
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;;;###autoload
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(defun desktop-registry-add-directory (dir)
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"Add DIR to the desktop registry."
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(interactive "DDirectory: ")
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(let* ((clean-dir (directory-file-name (expand-file-name dir)))
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(label (file-name-base clean-dir)))
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(unless (assoc label desktop-registry-registry)
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(customize-save-variable
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'desktop-registry-registry
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(cons (cons label clean-dir) desktop-registry-registry)))))
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;;;###autoload
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(defun desktop-registry-add-current-desktop ()
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"Add the currently opened desktop file to `desktop-registry-registry'."
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(interactive)
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(unless desktop-dirname
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(error "No desktop loaded"))
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(desktop-registry-add-directory desktop-dirname))
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;;;###autoload
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(defun desktop-registry-change-desktop (name)
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"Change to the desktop named NAME."
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(interactive
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(list (completing-read "Directory: " desktop-registry-registry nil nil
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nil 'desktop-registry--history)))
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(desktop-change-dir (cdr (assoc name desktop-registry-registry))))
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;;;###autoload
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(define-minor-mode desktop-registry-auto-register
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"Automatically add saved desktops to the registry."
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:global t
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(if desktop-registry-auto-register
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(add-hook 'desktop-save-hook
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'desktop-registry-add-current-desktop)
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(remove-hook 'desktop-save-hook
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'desktop-registry-add-current-desktop)))
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(provide 'desktop-registry)
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;;; desktop-registry.el ends here
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