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c38e0c97 | 1 | ;;; eudc-hotlist.el --- hotlist management for EUDC -*- coding: utf-8 -*- |
7970b229 | 2 | |
ba318903 | 3 | ;; Copyright (C) 1998-2014 Free Software Foundation, Inc. |
7970b229 | 4 | |
89d0ce25 | 5 | ;; Author: Oscar Figueiredo <oscar@cpe.fr> |
c38e0c97 | 6 | ;; Maintainer: Pavel Janík <Pavel@Janik.cz> |
ab651127 | 7 | ;; Keywords: comm |
bd78fa1d | 8 | ;; Package: eudc |
7970b229 GM |
9 | |
10 | ;; This file is part of GNU Emacs. | |
11 | ||
874a927a | 12 | ;; GNU Emacs is free software: you can redistribute it and/or modify |
7970b229 | 13 | ;; it under the terms of the GNU General Public License as published by |
874a927a GM |
14 | ;; the Free Software Foundation, either version 3 of the License, or |
15 | ;; (at your option) any later version. | |
7970b229 GM |
16 | |
17 | ;; GNU Emacs is distributed in the hope that it will be useful, | |
18 | ;; but WITHOUT ANY WARRANTY; without even the implied warranty of | |
19 | ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
20 | ;; GNU General Public License for more details. | |
21 | ||
22 | ;; You should have received a copy of the GNU General Public License | |
874a927a | 23 | ;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. |
7970b229 GM |
24 | |
25 | ;;; Commentary: | |
26 | ||
27 | ;;; Usage: | |
28 | ;; See the corresponding info file | |
29 | ||
30 | ;;; Code: | |
31 | ||
32 | (require 'eudc) | |
33 | ||
34 | (defvar eudc-hotlist-menu nil) | |
7970b229 GM |
35 | (defvar eudc-hotlist-list-beginning nil) |
36 | ||
a0310a6c DN |
37 | (defvar eudc-hotlist-mode-map |
38 | (let ((map (make-sparse-keymap))) | |
39 | (define-key map "a" 'eudc-hotlist-add-server) | |
40 | (define-key map "d" 'eudc-hotlist-delete-server) | |
41 | (define-key map "s" 'eudc-hotlist-select-server) | |
42 | (define-key map "t" 'eudc-hotlist-transpose-servers) | |
43 | (define-key map "q" 'eudc-hotlist-quit-edit) | |
44 | (define-key map "x" 'kill-this-buffer) | |
45 | map)) | |
46 | ||
1b3b87df | 47 | (define-derived-mode eudc-hotlist-mode fundamental-mode "EUDC-Servers" |
7970b229 GM |
48 | "Major mode used to edit the hotlist of servers. |
49 | ||
50 | These are the special commands of this mode: | |
51 | a -- Add a new server to the list. | |
52 | d -- Delete the server at point from the list. | |
53 | s -- Select the server at point. | |
54 | t -- Transpose the server at point and the previous one | |
55 | q -- Commit the changes and quit. | |
da6062e6 | 56 | x -- Quit without committing the changes." |
5ba583d1 RS |
57 | (when (featurep 'xemacs) |
58 | (setq mode-popup-menu eudc-hotlist-menu) | |
59 | (when (featurep 'menubar) | |
60 | (set-buffer-menubar current-menubar) | |
61 | (add-submenu nil (cons "EUDC-Hotlist" (cdr (cdr eudc-hotlist-menu)))))) | |
1b3b87df | 62 | (setq buffer-read-only t)) |
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63 | |
64 | ;;;###autoload | |
65 | (defun eudc-edit-hotlist () | |
66 | "Edit the hotlist of directory servers in a specialized buffer." | |
67 | (interactive) | |
082d147b | 68 | (let ((proto-col 10) |
7970b229 GM |
69 | gap) |
70 | (switch-to-buffer (get-buffer-create "*EUDC Servers*")) | |
71 | (setq buffer-read-only nil) | |
72 | (erase-buffer) | |
1b3b87df SM |
73 | (dolist (entry eudc-server-hotlist) |
74 | (setq proto-col (max (length (car entry)) proto-col))) | |
7970b229 GM |
75 | (setq proto-col (+ 3 proto-col)) |
76 | (setq gap (make-string (- proto-col 6) ?\ )) | |
77 | (insert " EUDC Servers\n" | |
78 | " ============\n" | |
79 | "\n" | |
80 | "Server" gap "Protocol\n" | |
81 | "------" gap "--------\n" | |
82 | "\n") | |
83 | (setq eudc-hotlist-list-beginning (point)) | |
1b3b87df SM |
84 | (dolist (entry eudc-server-hotlist) |
85 | (insert (car entry)) | |
86 | (indent-to proto-col) | |
87 | (insert (symbol-name (cdr entry)) "\n")) | |
88 | (eudc-hotlist-mode))) | |
7970b229 GM |
89 | |
90 | (defun eudc-hotlist-add-server () | |
91 | "Add a new server to the list after current one." | |
92 | (interactive) | |
1b3b87df | 93 | (if (not (derived-mode-p 'eudc-hotlist-mode)) |
7970b229 GM |
94 | (error "Not in a EUDC hotlist edit buffer")) |
95 | (let ((server (read-from-minibuffer "Server: ")) | |
96 | (protocol (completing-read "Protocol: " | |
4f91a816 | 97 | (mapcar (lambda (elt) |
7970b229 GM |
98 | (cons (symbol-name elt) |
99 | elt)) | |
100 | eudc-known-protocols))) | |
101 | (buffer-read-only nil)) | |
102 | (if (not (eobp)) | |
103 | (forward-line 1)) | |
104 | (insert server) | |
105 | (indent-to 30) | |
106 | (insert protocol "\n"))) | |
107 | ||
108 | (defun eudc-hotlist-delete-server () | |
109 | "Delete the server at point from the list." | |
110 | (interactive) | |
1b3b87df | 111 | (if (not (derived-mode-p 'eudc-hotlist-mode)) |
7970b229 GM |
112 | (error "Not in a EUDC hotlist edit buffer")) |
113 | (let ((buffer-read-only nil)) | |
114 | (save-excursion | |
115 | (beginning-of-line) | |
aed3fbc3 | 116 | (if (and (>= (point) eudc-hotlist-list-beginning) |
7970b229 GM |
117 | (looking-at "^\\([-.a-zA-Z:0-9]+\\)[ \t]+\\([a-zA-Z]+\\)")) |
118 | (kill-line 1) | |
119 | (error "No server on this line"))))) | |
120 | ||
121 | (defun eudc-hotlist-quit-edit () | |
122 | "Quit the hotlist editing mode and save changes to the hotlist." | |
123 | (interactive) | |
1b3b87df | 124 | (if (not (derived-mode-p 'eudc-hotlist-mode)) |
7970b229 GM |
125 | (error "Not in a EUDC hotlist edit buffer")) |
126 | (let (hotlist) | |
127 | (goto-char eudc-hotlist-list-beginning) | |
128 | (while (looking-at "^\\([-.a-zA-Z:0-9]+\\)[ \t]+\\([a-zA-Z]+\\)") | |
129 | (setq hotlist (cons (cons (match-string 1) | |
130 | (intern (match-string 2))) | |
131 | hotlist)) | |
132 | (forward-line 1)) | |
133 | (if (not (looking-at "^[ \t]*$")) | |
aed3fbc3 | 134 | (error "Malformed entry in hotlist, discarding edits")) |
7970b229 GM |
135 | (setq eudc-server-hotlist (nreverse hotlist)) |
136 | (eudc-install-menu) | |
137 | (eudc-save-options) | |
138 | (kill-this-buffer))) | |
139 | ||
140 | (defun eudc-hotlist-select-server () | |
141 | "Select the server at point as the current server." | |
142 | (interactive) | |
1b3b87df | 143 | (if (not (derived-mode-p 'eudc-hotlist-mode)) |
7970b229 GM |
144 | (error "Not in a EUDC hotlist edit buffer")) |
145 | (save-excursion | |
146 | (beginning-of-line) | |
147 | (if (and (>= (point) eudc-hotlist-list-beginning) | |
148 | (looking-at "^\\([-.a-zA-Z:0-9]+\\)[ \t]+\\([a-zA-Z]+\\)")) | |
149 | (progn | |
150 | (eudc-set-server (match-string 1) (intern (match-string 2))) | |
151 | (message "Current directory server is %s (%s)" eudc-server eudc-protocol)) | |
152 | (error "No server on this line")))) | |
aed3fbc3 | 153 | |
7970b229 GM |
154 | (defun eudc-hotlist-transpose-servers () |
155 | "Swap the order of the server with the previous one in the list." | |
156 | (interactive) | |
1b3b87df | 157 | (if (not (derived-mode-p 'eudc-hotlist-mode)) |
7970b229 GM |
158 | (error "Not in a EUDC hotlist edit buffer")) |
159 | (let ((buffer-read-only nil)) | |
160 | (save-excursion | |
161 | (beginning-of-line) | |
162 | (if (and (>= (point) eudc-hotlist-list-beginning) | |
163 | (looking-at "^\\([-.a-zA-Z:0-9]+\\)[ \t]+\\([a-zA-Z]+\\)") | |
aed3fbc3 | 164 | (progn |
7970b229 GM |
165 | (forward-line -1) |
166 | (looking-at "^\\([-.a-zA-Z:0-9]+\\)[ \t]+\\([a-zA-Z]+\\)"))) | |
167 | (progn | |
168 | (forward-line 1) | |
169 | (transpose-lines 1)))))) | |
aed3fbc3 | 170 | |
7970b229 GM |
171 | (defconst eudc-hotlist-menu |
172 | '("EUDC Hotlist Edit" | |
173 | ["---" nil nil] | |
174 | ["Add New Server" eudc-hotlist-add-server t] | |
175 | ["Delete Server" eudc-hotlist-delete-server t] | |
176 | ["Select Server" eudc-hotlist-select-server t] | |
177 | ["Transpose Servers" eudc-hotlist-transpose-servers t] | |
178 | ["Save and Quit" eudc-hotlist-quit-edit t] | |
179 | ["Exit without Saving" kill-this-buffer t])) | |
180 | ||
f8246027 DN |
181 | (when (not (featurep 'xemacs)) |
182 | (easy-menu-define eudc-hotlist-emacs-menu | |
183 | eudc-hotlist-mode-map | |
184 | "" | |
185 | eudc-hotlist-menu)) | |
7970b229 GM |
186 | |
187 | ;;; eudc-hotlist.el ends here |