Mercurial > hg > xemacs-beta
annotate lisp/gtk-font-menu.el @ 5504:d3e0482c7899
Move #'split-path to subr.el, as was always the intention.
src/ChangeLog addition:
2011-05-07 Aidan Kehoe <kehoea@parhasard.net>
* fns.c (Fsplit_path): Removed.
* fns.c (syms_of_fns):
Move #'split-path to subr.el, as was always the intention.
lisp/ChangeLog addition:
2011-05-07 Aidan Kehoe <kehoea@parhasard.net>
* subr.el:
* subr.el (split-path): New.
Moved here from fns.c. There's no need to have this in C, it's no
longer used that early at startup.
| author | Aidan Kehoe <kehoea@parhasard.net> |
|---|---|
| date | Sat, 07 May 2011 16:57:17 +0100 |
| parents | ac37a5f7e5be |
| children | cc6f0266bc36 |
| rev | line source |
|---|---|
| 462 | 1 ;; gtk-font-menu.el --- Managing menus of GTK fonts. |
| 2 | |
| 3 ;; Copyright (C) 1994 Free Software Foundation, Inc. | |
| 4 ;; Copyright (C) 1995 Tinker Systems and INS Engineering Corp. | |
| 5 ;; Copyright (C) 1997 Sun Microsystems | |
| 6 | |
| 7 ;; Author: Jamie Zawinski <jwz@jwz.org> | |
| 8 ;; Restructured by: Jonathan Stigelman <Stig@hackvan.com> | |
| 9 ;; Mule-ized by: Martin Buchholz | |
| 10 ;; More restructuring for MS-Windows by Andy Piper <andy@xemacs.org> | |
| 11 ;; GTK-ized by: William Perry <wmperry@xemacs.org> | |
| 12 | |
| 13 ;; This file is part of XEmacs. | |
| 14 | |
|
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15 ;; XEmacs is free software: you can redistribute it and/or modify it |
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16 ;; under the terms of the GNU General Public License as published by the |
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17 ;; Free Software Foundation, either version 3 of the License, or (at your |
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18 ;; option) any later version. |
| 462 | 19 |
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20 ;; XEmacs is distributed in the hope that it will be useful, but WITHOUT |
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21 ;; ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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22 ;; FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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23 ;; for more details. |
| 462 | 24 |
| 25 ;; You should have received a copy of the GNU General Public License | |
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26 ;; along with XEmacs. If not, see <http://www.gnu.org/licenses/>. |
| 462 | 27 ;;; Code: |
| 28 | |
| 2297 | 29 ;; #### - The comment that this file was GTK-ized by Wm Perry is a lie; |
| 30 ;; nothing was done except to rename everything that was x- to gtk-. | |
| 31 ;; This is harmless, but we should reintegrate so that GTK can take | |
| 32 ;; advantage of fontconfig, too, I think. | |
| 33 | |
| 462 | 34 ;; #### - implement these... |
| 35 ;; | |
| 36 ;;; (defvar font-menu-ignore-proportional-fonts nil | |
| 37 ;;; "*If non-nil, then the font menu will only show fixed-width fonts.") | |
| 38 | |
| 39 (require 'font-menu) | |
| 40 | |
| 502 | 41 (globally-declare-boundp |
| 42 '(gtk-font-regexp | |
| 2297 | 43 gtk-font-regexp-foundry-and-family |
| 44 gtk-font-regexp-spacing)) | |
| 502 | 45 |
| 462 | 46 (defvar gtk-font-menu-registry-encoding nil |
| 47 "Registry and encoding to use with font menu fonts.") | |
| 48 | |
| 49 (defvar gtk-fonts-menu-junk-families | |
| 50 (mapconcat | |
| 51 #'identity | |
| 52 '("cursor" "glyph" "symbol" ; Obvious losers. | |
| 53 "\\`Ax...\\'" ; FrameMaker fonts - there are just way too | |
| 54 ; many of these, and there is a different | |
| 55 ; font family for each font face! Losers. | |
| 56 ; "Axcor" -> "Applix Courier Roman", | |
| 57 ; "Axcob" -> "Applix Courier Bold", etc. | |
| 58 ) | |
| 59 "\\|") | |
| 60 "A regexp matching font families which are uninteresting (e.g. cursor fonts).") | |
| 61 | |
| 62 (defun hack-font-truename (fn) | |
| 2297 | 63 ;; #### This is duplicated from x-font-menu.el. |
| 64 "Filter the output of `font-instance-truename' to deal with font sets." | |
| 462 | 65 (if (string-match "," (font-instance-truename fn)) |
| 66 (let ((fpnt (nth 8 (split-string (font-instance-name fn) "-"))) | |
| 67 (flist (split-string (font-instance-truename fn) ",")) | |
| 68 ret) | |
| 69 (while flist | |
| 70 (if (string-equal fpnt (nth 8 (split-string (car flist) "-"))) | |
| 71 (progn (setq ret (car flist)) (setq flist nil)) | |
| 72 (setq flist (cdr flist)) | |
| 73 )) | |
| 74 ret) | |
| 75 (font-instance-truename fn))) | |
| 76 | |
| 77 (defvar gtk-font-regexp-ascii nil | |
| 78 "This is used to filter out font families that can't display ASCII text. | |
| 79 It must be set at run-time.") | |
| 80 | |
| 81 ;;;###autoload | |
| 82 (defun gtk-reset-device-font-menus (device &optional debug) | |
| 83 "Generates the `Font', `Size', and `Weight' submenus for the Options menu. | |
| 84 This is run the first time that a font-menu is needed for each device. | |
| 85 If you don't like the lazy invocation of this function, you can add it to | |
| 86 `create-device-hook' and that will make the font menus respond more quickly | |
| 87 when they are selected for the first time. If you add fonts to your system, | |
| 88 or if you change your font path, you can call this to re-initialize the menus." | |
| 89 ;; by Stig@hackvan.com | |
| 90 ;; #### - this should implement a `menus-only' option, which would | |
| 2527 | 91 ;; recalculate the menus from the cache w/o having to do font-list again. |
| 462 | 92 (unless gtk-font-regexp-ascii |
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93 (setq gtk-font-regexp-ascii (if-fboundp 'charset-registries |
| 4103 | 94 (aref (charset-registries 'ascii) 0) |
| 95 "iso8859-1"))) | |
| 462 | 96 (setq gtk-font-menu-registry-encoding |
| 97 (if (featurep 'mule) "*-*" "iso8859-1")) | |
| 98 (let ((case-fold-search t) | |
| 99 family size weight entry monospaced-p | |
| 100 dev-cache cache families sizes weights) | |
| 101 (dolist (name (cond ((null debug) ; debugging kludge | |
| 2527 | 102 (font-list "*-*-*-*-*-*-*-*-*-*-*-*-*-*" device)) |
| 462 | 103 ((stringp debug) (split-string debug "\n")) |
| 104 (t debug))) | |
| 105 (when (and (string-match gtk-font-regexp-ascii name) | |
| 106 (string-match gtk-font-regexp name)) | |
| 107 (setq weight (capitalize (match-string 1 name)) | |
| 108 size (string-to-int (match-string 6 name))) | |
| 109 (or (string-match gtk-font-regexp-foundry-and-family name) | |
| 110 (error "internal error")) | |
| 111 (setq family (capitalize (match-string 1 name))) | |
| 112 (or (string-match gtk-font-regexp-spacing name) | |
| 113 (error "internal error")) | |
| 114 (setq monospaced-p (string= "m" (match-string 1 name))) | |
| 115 (unless (string-match gtk-fonts-menu-junk-families family) | |
| 116 (setq entry (or (vassoc family cache) | |
| 117 (car (setq cache | |
| 118 (cons (vector family nil nil t) | |
| 119 cache))))) | |
| 120 (or (member family families) (push family families)) | |
| 121 (or (member weight weights) (push weight weights)) | |
| 122 (or (member size sizes) (push size sizes)) | |
| 123 (or (member weight (aref entry 1)) (push weight (aref entry 1))) | |
| 124 (or (member size (aref entry 2)) (push size (aref entry 2))) | |
| 125 (aset entry 3 (and (aref entry 3) monospaced-p))))) | |
| 126 ;; | |
| 127 ;; Hack scalable fonts. | |
| 128 ;; Some fonts come only in scalable versions (the only size is 0) | |
| 129 ;; and some fonts come in both scalable and non-scalable versions | |
| 130 ;; (one size is 0). If there are any scalable fonts at all, make | |
| 131 ;; sure that the union of all point sizes contains at least some | |
| 132 ;; common sizes - it's possible that some sensible sizes might end | |
| 133 ;; up not getting mentioned explicitly. | |
| 134 ;; | |
| 135 (if (member 0 sizes) | |
| 136 (let ((common '(60 80 100 120 140 160 180 240))) | |
| 137 (while common | |
| 138 (or;;(member (car common) sizes) ; not enough slack | |
| 139 (let ((rest sizes) | |
| 140 (done nil)) | |
| 141 (while (and (not done) rest) | |
| 142 (if (and (> (car common) (- (car rest) 5)) | |
| 143 (< (car common) (+ (car rest) 5))) | |
| 144 (setq done t)) | |
| 145 (setq rest (cdr rest))) | |
| 146 done) | |
| 147 (setq sizes (cons (car common) sizes))) | |
| 148 (setq common (cdr common))) | |
| 149 (setq sizes (delq 0 sizes)))) | |
| 150 | |
| 151 (setq families (sort families 'string-lessp) | |
| 152 weights (sort weights 'string-lessp) | |
| 153 sizes (sort sizes '<)) | |
| 154 | |
| 155 (dolist (entry cache) | |
| 156 (aset entry 1 (sort (aref entry 1) 'string-lessp)) | |
| 157 (aset entry 2 (sort (aref entry 2) '<))) | |
| 158 | |
| 159 (setq dev-cache (assq device device-fonts-cache)) | |
| 160 (or dev-cache | |
| 161 (setq dev-cache (car (push (list device) device-fonts-cache)))) | |
| 162 (setcdr | |
| 163 dev-cache | |
| 164 (vector | |
| 165 cache | |
| 166 (mapcar (lambda (x) | |
| 167 (vector x | |
| 168 (list 'font-menu-set-font x nil nil) | |
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169 :style 'radio :active nil :selected nil)) |
| 462 | 170 families) |
| 171 (mapcar (lambda (x) | |
| 172 (vector (if (/= 0 (% x 10)) | |
| 1104 | 173 (number-to-string (/ x 10.0)) |
| 174 (number-to-string (/ x 10))) | |
| 462 | 175 (list 'font-menu-set-font nil nil x) |
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176 :style 'radio :active nil :selected nil)) |
| 462 | 177 sizes) |
| 178 (mapcar (lambda (x) | |
| 179 (vector x | |
| 180 (list 'font-menu-set-font nil x nil) | |
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181 :style 'radio :active nil :selected nil)) |
| 462 | 182 weights))) |
| 183 (cdr dev-cache))) | |
| 184 | |
| 185 ;; Extract font information from a face. We examine both the | |
| 186 ;; user-specified font name and the canonical (`true') font name. | |
| 187 ;; These can appear to have totally different properties. | |
| 188 ;; For examples, see the prolog above. | |
| 189 | |
| 190 ;; We use the user-specified one if possible, else use the truename. | |
| 191 ;; If the user didn't specify one (with "-dt-*-*", for example) | |
| 192 ;; get the truename and use the possibly suboptimal data from that. | |
| 193 ;;;###autoload | |
| 194 (defun* gtk-font-menu-font-data (face dcache) | |
| 195 (defvar gtk-font-regexp) | |
| 196 (defvar gtk-font-regexp-foundry-and-family) | |
| 197 (let* ((case-fold-search t) | |
| 198 (domain (if font-menu-this-frame-only-p | |
| 199 (selected-frame) | |
| 200 (selected-device))) | |
| 201 (name (font-instance-name (face-font-instance face domain))) | |
| 202 (truename (font-instance-truename | |
| 203 (face-font-instance face domain | |
| 204 (if (featurep 'mule) 'ascii)))) | |
| 205 family size weight entry slant) | |
| 206 (when (string-match gtk-font-regexp-foundry-and-family name) | |
| 207 (setq family (capitalize (match-string 1 name))) | |
| 208 (setq entry (vassoc family (aref dcache 0)))) | |
| 209 (when (and (null entry) | |
| 210 (string-match gtk-font-regexp-foundry-and-family truename)) | |
| 211 (setq family (capitalize (match-string 1 truename))) | |
| 212 (setq entry (vassoc family (aref dcache 0)))) | |
| 213 (when (null entry) | |
| 214 (return-from gtk-font-menu-font-data (make-vector 5 nil))) | |
| 215 | |
| 216 (when (string-match gtk-font-regexp name) | |
| 217 (setq weight (capitalize (match-string 1 name))) | |
| 218 (setq size (string-to-int (match-string 6 name)))) | |
| 219 | |
| 220 (when (string-match gtk-font-regexp truename) | |
| 221 (when (not (member weight (aref entry 1))) | |
| 222 (setq weight (capitalize (match-string 1 truename)))) | |
| 223 (when (not (member size (aref entry 2))) | |
| 224 (setq size (string-to-int (match-string 6 truename)))) | |
| 225 (setq slant (capitalize (match-string 2 truename)))) | |
| 226 | |
| 227 (vector entry family size weight slant))) | |
| 228 | |
| 229 (defun gtk-font-menu-load-font (family weight size slant resolution) | |
| 230 "Try to load a font with the requested properties. | |
| 231 The weight, slant and resolution are only hints." | |
| 232 (when (integerp size) (setq size (int-to-string size))) | |
| 233 (let (font) | |
| 234 (catch 'got-font | |
| 235 (dolist (weight (list weight "*")) | |
| 236 (dolist (slant | |
| 237 (cond ((string-equal slant "O") '("O" "I" "*")) | |
| 238 ((string-equal slant "I") '("I" "O" "*")) | |
| 239 ((string-equal slant "*") '("*")) | |
| 240 (t (list slant "*")))) | |
| 241 (dolist (resolution | |
| 242 (if (string-equal resolution "*-*") | |
| 243 (list resolution) | |
| 244 (list resolution "*-*"))) | |
| 245 (when (setq font | |
| 246 (make-font-instance | |
| 247 (concat "-*-" family "-" weight "-" slant "-*-*-*-" | |
| 248 size "-" resolution "-*-*-" | |
| 249 gtk-font-menu-registry-encoding) | |
| 250 nil t)) | |
| 251 (throw 'got-font font)))))))) | |
| 252 | |
| 253 (provide 'gtk-font-menu) | |
| 254 | |
| 255 ;;; gtk-font-menu.el ends here |