summaryrefslogtreecommitdiff
path: root/lisp/cus-theme.el
blob: 32364763dfb51bdcd0eefe7d4783fb10dfdd17a6 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
;;; cus-theme.el -- custom theme creation user interface
;;
;; Copyright (C) 2001 Free Software Foundation, Inc.
;;
;; Author: Alex Schroeder <alex@gnu.org>
;; Maintainer: FSF
;; Keywords: help, faces

;; This file is part of GNU Emacs.

;; GNU Emacs is free software; you can redistribute it and/or modify
;; it under the terms of the GNU General Public License as published by
;; the Free Software Foundation; either version 2, or (at your option)
;; any later version.

;; GNU Emacs 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 License for more details.

;; You should have received a copy of the GNU General Public License
;; along with GNU Emacs; see the file COPYING.  If not, write to the
;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
;; Boston, MA 02111-1307, USA.

;;; Code:

(require 'widget)
(require 'cus-edit)

(eval-when-compile
  (require 'wid-edit))

(defun custom-theme-create ()
  "Create a custom theme."
  (interactive)
  (if (get-buffer "*New Custom Theme*")
      (kill-buffer "*New Custom Theme*"))
  (switch-to-buffer "*New Custom Theme*")
  (kill-all-local-variables)
  (make-local-variable 'custom-theme-name)
  (make-local-variable 'custom-theme-variables)
  (make-local-variable 'custom-theme-faces)
  (make-local-variable 'custom-theme-description)
  (let ((inhibit-read-only t))
    (erase-buffer))
  (widget-insert "This buffer helps you write a custom theme elisp file.
This will help you share your customizations with other people.\n\n")
  (widget-insert "Theme name: ")
  (setq custom-theme-name
	(widget-create 'editable-field
		       :size 10
		       user-login-name))
  (widget-insert "\n\nDocumentation:\n")
  (setq custom-theme-description
	(widget-create 'text
		       :value (format-time-string "Created %Y-%m-%d.")))
  (widget-insert "\nVariables:\n\n")
  (setq custom-theme-variables
     	(widget-create 'editable-list
     		       :entry-format "%i %d %v"
		       'variable))
  (widget-insert "\nFaces:\n\n")
  (setq custom-theme-faces
     	(widget-create 'editable-list
     		       :entry-format "%i %d %v"
		       'face))
  (widget-insert "\n")
  (widget-create 'push-button
     		 :notify (function custom-theme-write)
     		 "Done")
  (widget-insert " ")
  (widget-create 'push-button
     		 :notify (lambda (&rest ignore)
     			   (custom-theme-create))
     		 "Reset")
  (widget-insert " ")
  (widget-create 'push-button
     		 :notify (lambda (&rest ignore)
     			   (bury-buffer))
     		 "Bury Buffer")
  (widget-insert "\n")
  (use-local-map widget-keymap)
  (widget-setup))

(defun custom-theme-write (&rest ignore)
  (let ((name (widget-value custom-theme-name))
	(doc (widget-value custom-theme-description))
	(variables (widget-value custom-theme-variables))
	(faces (widget-value custom-theme-faces)))
    (switch-to-buffer (concat name "-theme.el"))
    (setq buffer-file-name (expand-file-name (concat name "-theme.el")))
    (let ((inhibit-read-only t))
      (erase-buffer))
    (insert "(deftheme " name)
    (when doc
      (newline)
      (insert "  \"" doc "\""))
    (insert  ")\n")
    (custom-theme-write-variables name variables)
    (custom-theme-write-faces name faces)
    (insert "\n(provide-theme '" name ")\n")))

(defun custom-theme-write-variables (theme vars)
  "Write a `custom-theme-set-variables' command for THEME.
It includes all variables in list VARS."
  ;; Most code is stolen from `custom-save-variables'.
  (when vars
    (let ((standard-output (current-buffer)))
      (princ "\n(custom-theme-set-variables\n")
      (princ " '")
      (princ theme)
      (princ "\n")
      (mapc (lambda (symbol)
	      (when (boundp symbol)
		(unless (bolp)
		  (princ "\n"))
		(princ " '(")
		(prin1 symbol)
		(princ " ")
		(prin1 (symbol-value symbol))
		(princ ")")))
	      vars)
      (if (bolp)
	  (princ " "))
      (princ ")")
      (unless (looking-at "\n")
	(princ "\n")))))

(defun custom-theme-write-faces (theme faces)
  "Write a `custom-theme-set-faces' command for THEME.
It includes all faces in list FACES."
  (when faces
    (let ((standard-output (current-buffer)))
      (princ "\n(custom-theme-set-faces\n")
      (princ " '")
      (princ theme)
      (princ "\n")
      (mapc (lambda (symbol)
	      (when (facep symbol)
		(unless (bolp)
		  (princ "\n"))
		(princ " '(")
		(prin1 symbol)
		(princ " ")
		(prin1 (or (get symbol 'customized-face)
			   (get symbol 'face-defface-spec)))
		(princ ")")))
	      faces)
      (if (bolp)
	  (princ " "))
      (princ ")")
      (unless (looking-at "\n")
	(princ "\n")))))

;;; cus-theme.el ends here