Mercurial > hg > xemacs-beta
annotate lisp/mule/mule-x-init.el @ 5762:427a72c6ee17
Eliminate several compiler (clang) warnings.
| author | Stephen J. Turnbull <stephen@xemacs.org> |
|---|---|
| date | Sun, 15 Sep 2013 23:47:37 +0900 |
| parents | 071b810ceb18 |
| children |
| rev | line source |
|---|---|
| 502 | 1 ;;; mule-x-init.el --- initialization code for X Windows under MULE -*- coding: iso-2022-7bit; -*- |
| 428 | 2 ;; Copyright (C) 1994 Free Software Foundation, Inc. |
| 872 | 3 ;; Copyright (C) 1996, 2002 Ben Wing <ben@xemacs.org> |
| 428 | 4 |
| 5 ;; Author: various | |
| 6 ;; Keywords: mule X11 | |
| 7 | |
| 8 ;; This file is part of XEmacs. | |
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5402
308d34e9f07d
Changed bulk of GPLv2 or later files identified by script
Mats Lidell <matsl@xemacs.org>
parents:
4477
diff
changeset
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9 |
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308d34e9f07d
Changed bulk of GPLv2 or later files identified by script
Mats Lidell <matsl@xemacs.org>
parents:
4477
diff
changeset
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10 ;; XEmacs is free software: you can redistribute it and/or modify it |
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308d34e9f07d
Changed bulk of GPLv2 or later files identified by script
Mats Lidell <matsl@xemacs.org>
parents:
4477
diff
changeset
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11 ;; under the terms of the GNU General Public License as published by the |
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308d34e9f07d
Changed bulk of GPLv2 or later files identified by script
Mats Lidell <matsl@xemacs.org>
parents:
4477
diff
changeset
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12 ;; Free Software Foundation, either version 3 of the License, or (at your |
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308d34e9f07d
Changed bulk of GPLv2 or later files identified by script
Mats Lidell <matsl@xemacs.org>
parents:
4477
diff
changeset
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13 ;; option) any later version. |
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308d34e9f07d
Changed bulk of GPLv2 or later files identified by script
Mats Lidell <matsl@xemacs.org>
parents:
4477
diff
changeset
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14 |
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308d34e9f07d
Changed bulk of GPLv2 or later files identified by script
Mats Lidell <matsl@xemacs.org>
parents:
4477
diff
changeset
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15 ;; XEmacs is distributed in the hope that it will be useful, but WITHOUT |
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308d34e9f07d
Changed bulk of GPLv2 or later files identified by script
Mats Lidell <matsl@xemacs.org>
parents:
4477
diff
changeset
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16 ;; ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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308d34e9f07d
Changed bulk of GPLv2 or later files identified by script
Mats Lidell <matsl@xemacs.org>
parents:
4477
diff
changeset
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17 ;; FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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308d34e9f07d
Changed bulk of GPLv2 or later files identified by script
Mats Lidell <matsl@xemacs.org>
parents:
4477
diff
changeset
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18 ;; for more details. |
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308d34e9f07d
Changed bulk of GPLv2 or later files identified by script
Mats Lidell <matsl@xemacs.org>
parents:
4477
diff
changeset
|
19 |
| 428 | 20 ;; You should have received a copy of the GNU General Public License |
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5402
308d34e9f07d
Changed bulk of GPLv2 or later files identified by script
Mats Lidell <matsl@xemacs.org>
parents:
4477
diff
changeset
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21 ;; along with XEmacs. If not, see <http://www.gnu.org/licenses/>. |
| 428 | 22 |
| 23 ;;; Commentary: | |
| 24 | |
| 25 ;;; Code: | |
| 26 | |
| 27 ;;; Work around what is arguably a Sun CDE bug. | |
| 28 | |
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4477
e34711681f30
Don't determine whether to call general device-type code at startup,
Aidan Kehoe <kehoea@parhasard.net>
parents:
4103
diff
changeset
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29 ;; #### This is unused, apparently. |
| 428 | 30 (defun x-use-halfwidth-roman-font (fullwidth-charset roman-registry) |
| 31 "Maybe set charset registry of the 'ascii charset to ROMAN-REGISTRY. | |
| 32 | |
| 33 Do this only if: | |
| 34 - the current display is an X device | |
| 35 - the displayed width of FULLWIDTH-CHARSET is twice the displayed | |
| 36 width of the 'ascii charset, but only when using ROMAN-REGISTRY. | |
| 37 | |
| 38 Traditionally, Asian characters have been displayed so that they | |
| 39 occupy exactly twice the screen space of ASCII (`halfwidth') | |
| 40 characters. On many systems, e.g. Sun CDE systems, this can only be | |
| 41 achieved by using a national variant roman font to display ASCII." | |
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5567
3bc58dc9d688
Replace #'flet by #'labels where appropriate, core code.
Aidan Kehoe <kehoea@parhasard.net>
parents:
5402
diff
changeset
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42 (labels ((charset-font-width (charset) |
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3bc58dc9d688
Replace #'flet by #'labels where appropriate, core code.
Aidan Kehoe <kehoea@parhasard.net>
parents:
5402
diff
changeset
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43 (font-instance-width |
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3bc58dc9d688
Replace #'flet by #'labels where appropriate, core code.
Aidan Kehoe <kehoea@parhasard.net>
parents:
5402
diff
changeset
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44 (face-font-instance 'default (selected-device) charset))) |
| 872 | 45 |
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5567
3bc58dc9d688
Replace #'flet by #'labels where appropriate, core code.
Aidan Kehoe <kehoea@parhasard.net>
parents:
5402
diff
changeset
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46 (twice-as-wide (cs1 cs2) |
|
3bc58dc9d688
Replace #'flet by #'labels where appropriate, core code.
Aidan Kehoe <kehoea@parhasard.net>
parents:
5402
diff
changeset
|
47 (let ((width1 (charset-font-width cs1)) |
|
3bc58dc9d688
Replace #'flet by #'labels where appropriate, core code.
Aidan Kehoe <kehoea@parhasard.net>
parents:
5402
diff
changeset
|
48 (width2 (charset-font-width cs2))) |
|
3bc58dc9d688
Replace #'flet by #'labels where appropriate, core code.
Aidan Kehoe <kehoea@parhasard.net>
parents:
5402
diff
changeset
|
49 (and width1 width2 (eq (+ width1 width1) width2))))) |
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5576
071b810ceb18
Declare labels as line where appropriate; use #'labels, not #'flet, tests.
Aidan Kehoe <kehoea@parhasard.net>
parents:
5567
diff
changeset
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50 (declare (inline charset-font-width)) |
| 428 | 51 (when (eq 'x (device-type)) |
| 4103 | 52 (let ((original-registries (charset-registries 'ascii))) |
| 53 (condition-case nil | |
| 54 (unless (twice-as-wide 'ascii fullwidth-charset) | |
| 55 (set-charset-registries 'ascii (vector roman-registry)) | |
| 56 (unless (twice-as-wide 'ascii fullwidth-charset) | |
| 57 ;; Restore if roman-registry didn't help | |
| 58 (set-charset-registries 'ascii original-registries))) | |
| 59 (error (set-charset-registries 'ascii original-registries))))))) | |
| 428 | 60 |
| 61 ;;;; |