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1 ;;; x-init.el --- initialization code for X windows
2
3 ;; Copyright (C) 1990, 1993, 1994, 1997 Free Software Foundation, Inc.
4 ;; Copyright (C) 1995 Board of Trustees, University of Illinois.
5 ;; Copyright (C) 1995, 1996 Ben Wing.
6
7 ;; Maintainer: XEmacs Development Team
8 ;; Keywords: terminals, dumped
9
10 ;; This file is part of XEmacs.
11
12 ;; XEmacs is free software; you can redistribute it and/or modify it
13 ;; under the terms of the GNU General Public License as published by
14 ;; the Free Software Foundation; either version 2, or (at your option)
15 ;; any later version.
16
17 ;; XEmacs is distributed in the hope that it will be useful, but
18 ;; WITHOUT ANY WARRANTY; without even the implied warranty of
19 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
20 ;; General Public License for more details.
21
22 ;; You should have received a copy of the GNU General Public License
23 ;; along with XEmacs; see the file COPYING. If not, write to the
24 ;; Free Software Foundation, 59 Temple Place - Suite 330,
25 ;; Boston, MA 02111-1307, USA.
26
27 ;;; Synched up with: Not synched.
28
29 ;;; Commentary:
30
31 ;; This file is dumped with XEmacs (when X support is compiled in).
32
33 ;;; Code:
34
35 ;; If you want to change this variable, this is the place you must do it.
36 ;; Do not set it to a string containing periods. X doesn't like that.
37 ;(setq x-emacs-application-class "Emacs")
38
39 (defgroup x nil
40 "The X Window system."
41 :group 'environment)
42
43 ;; selections and active regions
44
45 ;; If and only if zmacs-regions is true:
46
47 ;; When a mark is pushed and the region goes into the "active" state, we
48 ;; assert it as the Primary selection. This causes it to be hilighted.
49 ;; When the region goes into the "inactive" state, we disown the Primary
50 ;; selection, causing the region to be dehilighted.
51
52 ;; Note that it is possible for the region to be in the "active" state
53 ;; and not be hilighted, if it is in the active state and then some other
54 ;; application asserts the selection. This is probably not a big deal.
55
56 (defun x-activate-region-as-selection ()
57 (if (marker-buffer (mark-marker t))
58 (x-own-selection (cons (point-marker t) (mark-marker t)))))
59
60 ;; OpenWindows-like "find" processing. These functions are really Sunisms,
61 ;; but we put them here instead of in x-win-sun.el in case someone wants
62 ;; to use them when not running on a Sun console (presumably after binding
63 ;; them to different keys, or putting them on menus.)
64
65 (defvar ow-find-last-string nil)
66 (defvar ow-find-last-clipboard nil)
67
68 (defun ow-find (&optional backward-p)
69 "Search forward the next occurrence of the text of the selection."
70 (interactive)
71 (let ((sel (condition-case () (x-get-selection) (error nil)))
72 (clip (condition-case () (x-get-clipboard) (error nil)))
73 text)
74 (setq text (cond
75 (sel)
76 ((not (equal clip ow-find-last-clipboard))
77 (setq ow-find-last-clipboard clip))
78 (ow-find-last-string)
79 (t (error "No selection available"))))
80 (setq ow-find-last-string text)
81 (cond (backward-p
82 (search-backward text)
83 (set-mark (+ (point) (length text))))
84 (t
85 (search-forward text)
86 (set-mark (- (point) (length text)))))
87 (zmacs-activate-region)))
88
89 (defun ow-find-backward ()
90 "Search backward for the previous occurrence of the text of the selection."
91 (interactive)
92 (ow-find t))
93
94 ;; Load X-server specific code.
95 ;; Specifically, load some code to repair the grievous damage that MIT and
96 ;; Sun have done to the default keymap for the Sun keyboards.
97
98 (eval-when-compile
99 (defmacro x-define-dead-key (key map)
100 `(when (x-keysym-on-keyboard-p ',key)
101 (define-key function-key-map [,key] ',map))))
102
103 (defun x-initialize-compose ()
104 "Enable compose key and dead key processing."
105 (autoload 'compose-map "x-compose" nil t 'keymap)
106 (autoload 'compose-acute-map "x-compose" nil t 'keymap)
107 (autoload 'compose-grave-map "x-compose" nil t 'keymap)
108 (autoload 'compose-cedilla-map "x-compose" nil t 'keymap)
109 (autoload 'compose-diaeresis-map "x-compose" nil t 'keymap)
110 (autoload 'compose-circumflex-map "x-compose" nil t 'keymap)
111 (autoload 'compose-tilde-map "x-compose" nil t 'keymap)
112
113 (when (x-keysym-on-keyboard-p 'multi-key)
114 (define-key function-key-map [multi-key] 'compose-map))
115
116 ;; The dead keys might really be called just about anything, depending
117 ;; on the vendor. MIT thinks that the prefixes are "SunFA_", "D", and
118 ;; "hpmute_" for Sun, DEC, and HP respectively. However, OpenWindows 3
119 ;; thinks that the prefixes are "SunXK_FA_", "DXK_", and "hpXK_mute_".
120 ;; And HP (who don't mention Sun and DEC at all) use "XK_mute_".
121 ;; Go figure.
122
123 ;; Presumably if someone is running OpenWindows, they won't be using
124 ;; the DEC or HP keysyms, but if they are defined then that is possible,
125 ;; so in that case we accept them all.
126
127 ;; If things seem not to be working, you might want to check your
128 ;; /usr/lib/X11/XKeysymDB file to see if your vendor has an equally
129 ;; mixed up view of what these keys should be called.
130
131 ;; Canonical names:
132 (x-define-dead-key acute compose-acute-map)
133 (x-define-dead-key grave compose-grave-map)
134 (x-define-dead-key cedilla compose-cedilla-map)
135 (x-define-dead-key diaeresis compose-diaeresis-map)
136 (x-define-dead-key circumflex compose-circumflex-map)
137 (x-define-dead-key tilde compose-tilde-map)
138 (x-define-dead-key degree compose-ring-map)
139
140 ;; Sun according to MIT:
141 (x-define-dead-key SunFA_Acute compose-acute-map)
142 (x-define-dead-key SunFA_Grave compose-grave-map)
143 (x-define-dead-key SunFA_Cedilla compose-cedilla-map)
144 (x-define-dead-key SunFA_Diaeresis compose-diaeresis-map)
145 (x-define-dead-key SunFA_Circum compose-circumflex-map)
146 (x-define-dead-key SunFA_Tilde compose-tilde-map)
147
148 ;; Sun according to OpenWindows 2:
149 (x-define-dead-key Dead_Grave compose-grave-map)
150 (x-define-dead-key Dead_Circum compose-circumflex-map)
151 (x-define-dead-key Dead_Tilde compose-tilde-map)
152
153 ;; Sun according to OpenWindows 3:
154 (x-define-dead-key SunXK_FA_Acute compose-acute-map)
155 (x-define-dead-key SunXK_FA_Grave compose-grave-map)
156 (x-define-dead-key SunXK_FA_Cedilla compose-cedilla-map)
157 (x-define-dead-key SunXK_FA_Diaeresis compose-diaeresis-map)
158 (x-define-dead-key SunXK_FA_Circum compose-circumflex-map)
159 (x-define-dead-key SunXK_FA_Tilde compose-tilde-map)
160
161 ;; DEC according to MIT:
162 (x-define-dead-key Dacute_accent compose-acute-map)
163 (x-define-dead-key Dgrave_accent compose-grave-map)
164 (x-define-dead-key Dcedilla_accent compose-cedilla-map)
165 (x-define-dead-key Dcircumflex_accent compose-circumflex-map)
166 (x-define-dead-key Dtilde compose-tilde-map)
167 (x-define-dead-key Dring_accent compose-ring-map)
168
169 ;; DEC according to OpenWindows 3:
170 (x-define-dead-key DXK_acute_accent compose-acute-map)
171 (x-define-dead-key DXK_grave_accent compose-grave-map)
172 (x-define-dead-key DXK_cedilla_accent compose-cedilla-map)
173 (x-define-dead-key DXK_circumflex_accent compose-circumflex-map)
174 (x-define-dead-key DXK_tilde compose-tilde-map)
175 (x-define-dead-key DXK_ring_accent compose-ring-map)
176
177 ;; HP according to MIT:
178 (x-define-dead-key hpmute_acute compose-acute-map)
179 (x-define-dead-key hpmute_grave compose-grave-map)
180 (x-define-dead-key hpmute_diaeresis compose-diaeresis-map)
181 (x-define-dead-key hpmute_asciicircum compose-circumflex-map)
182 (x-define-dead-key hpmute_asciitilde compose-tilde-map)
183
184 ;; Empirically discovered on Linux XFree86 MetroX:
185 (x-define-dead-key usldead_acute compose-acute-map)
186 (x-define-dead-key usldead_grave compose-grave-map)
187 (x-define-dead-key usldead_diaeresis compose-diaeresis-map)
188 (x-define-dead-key usldead_asciicircum compose-circumflex-map)
189 (x-define-dead-key usldead_asciitilde compose-tilde-map)
190
191 ;; HP according to OpenWindows 3:
192 (x-define-dead-key hpXK_mute_acute compose-acute-map)
193 (x-define-dead-key hpXK_mute_grave compose-grave-map)
194 (x-define-dead-key hpXK_mute_diaeresis compose-diaeresis-map)
195 (x-define-dead-key hpXK_mute_asciicircum compose-circumflex-map)
196 (x-define-dead-key hpXK_mute_asciitilde compose-tilde-map)
197
198 ;; HP according to HP-UX 8.0:
199 (x-define-dead-key XK_mute_acute compose-acute-map)
200 (x-define-dead-key XK_mute_grave compose-grave-map)
201 (x-define-dead-key XK_mute_diaeresis compose-diaeresis-map)
202 (x-define-dead-key XK_mute_asciicircum compose-circumflex-map)
203 (x-define-dead-key XK_mute_asciitilde compose-tilde-map)
204
205 ;; Xfree86 seems to use lower case and a hyphen
206 (x-define-dead-key dead-acute compose-acute-map)
207 (x-define-dead-key dead-grave compose-grave-map)
208 (x-define-dead-key dead-cedilla compose-cedilla-map)
209 (x-define-dead-key dead-diaeresis compose-diaeresis-map)
210 (x-define-dead-key dead-circum compose-circumflex-map)
211 (x-define-dead-key dead-circumflex compose-circumflex-map)
212 (x-define-dead-key dead-tilde compose-tilde-map)
213 )
214
215 (eval-when-compile
216 (load "x-win-sun" nil t)
217 (load "x-win-xfree86" nil t))
218
219 (defun x-initialize-keyboard ()
220 "Perform X-Server-specific initializations. Don't call this."
221 ;; This is some heuristic junk that tries to guess whether this is
222 ;; a Sun keyboard.
223 ;;
224 ;; One way of implementing this (which would require C support) would
225 ;; be to examine the X keymap itself and see if the layout looks even
226 ;; remotely like a Sun - check for the Find key on a particular
227 ;; keycode, for example. It'd be nice to have a table of this to
228 ;; recognize various keyboards; see also xkeycaps.
229 ;;
230 ;; Note that we cannot use most vendor-provided proprietary keyboard
231 ;; APIs to identify the keyboard - those only work on the console.
232 ;; xkeycaps has the same problem when running `remotely'.
233 (let ((vendor (x-server-vendor)))
234 (cond ((or (string-match "Sun Microsystems" vendor)
235 ;; MIT losingly fails to tell us what hardware the X server
236 ;; is managing, so assume all MIT displays are Suns... HA HA!
237 (string-equal "MIT X Consortium" vendor)
238 (string-equal "X Consortium" vendor))
239 ;; Ok, we think this could be a Sun keyboard. Run the Sun code.
240 (x-win-init-sun))
241 ((string-match "XFree86" vendor)
242 ;; Those XFree86 people do some weird keysym stuff, too.
243 (x-win-init-xfree86)))))
244
245
246 ;; Moved from x-toolbar.el, since InfoDock doesn't dump a x-toolbar.el.
247 (defun x-init-toolbar-from-resources (locale)
248 (loop for (specifier . resname) in
249 `(( ,top-toolbar-height . "topToolBarHeight")
250 (,bottom-toolbar-height . "bottomToolBarHeight")
251 ( ,left-toolbar-width . "leftToolBarWidth")
252 ( ,right-toolbar-width . "rightToolBarWidth")
253
254 ( ,top-toolbar-border-width . "topToolBarBorderWidth")
255 (,bottom-toolbar-border-width . "bottomToolBarBorderWidth")
256 ( ,left-toolbar-border-width . "leftToolBarBorderWidth")
257 ( ,right-toolbar-border-width . "rightToolBarBorderWidth"))
258 do
259 (x-init-specifier-from-resources
260 specifier 'natnum locale (cons resname (upcase-initials resname)))))
261
262 (defvar pre-x-win-initted nil)
263
264 (defun init-pre-x-win ()
265 "Initialize X Windows at startup (pre). Don't call this."
266 (when (not pre-x-win-initted)
267 (require 'x-iso8859-1)
268 (setq character-set-property 'x-iso8859/1) ; see x-iso8859-1.el
269
270 (setq initial-frame-plist (if initial-frame-unmapped-p
271 '(initially-unmapped t)
272 nil))
273 (setq pre-x-win-initted t)))
274
275 (defvar x-win-initted nil)
276
277 (defun init-x-win ()
278 "Initialize X Windows at startup. Don't call this."
279 (when (not x-win-initted)
280 (defvar x-app-defaults-directory)
281 (init-pre-x-win)
282
283 ;; Open the X display when this file is loaded
284 ;; (Note that the first frame is created later.)
285 (setq x-initial-argv-list (cons (car command-line-args)
286 command-line-args-left))
287 ;; Locate the app-defaults directory
288 (when (and (boundp 'x-app-defaults-directory)
289 (null x-app-defaults-directory))
290 (setq x-app-defaults-directory
291 (locate-data-directory "app-defaults")))
292 (make-x-device nil)
293 (setq command-line-args-left (cdr x-initial-argv-list))
294 (setq x-win-initted t)))
295
296 (defvar post-x-win-initted nil)
297
298 (defun init-post-x-win ()
299 "Initialize X Windows at startup (post). Don't call this."
300 (when (not post-x-win-initted)
301 ;; We can't load this until after the initial X device is created
302 ;; because the icon initialization needs to access the display to get
303 ;; any toolbar-related color resources.
304 (if (and (not (featurep 'infodock)) (featurep 'toolbar))
305 (init-x-toolbar))
306 (if (and (featurep 'infodock) (featurep 'toolbar))
307 (require 'id-x-toolbar))
308 (if (featurep 'mule)
309 (init-mule-x-win))
310 ;; these are only ever called if zmacs-regions is true.
311 (add-hook 'zmacs-deactivate-region-hook
312 (lambda ()
313 (when (console-on-window-system-p)
314 (x-disown-selection))))
315 (add-hook 'zmacs-activate-region-hook
316 (lambda ()
317 (when (console-on-window-system-p)
318 (x-activate-region-as-selection))))
319 (add-hook 'zmacs-update-region-hook
320 (lambda ()
321 (when (console-on-window-system-p)
322 (x-activate-region-as-selection))))
323 ;; Motif-ish bindings
324 ;; The following two were generally unliked.
325 ;;(define-key global-map '(shift delete) 'kill-primary-selection)
326 ;;(define-key global-map '(control delete) 'delete-primary-selection)
327 (define-key global-map '(shift insert) 'yank-clipboard-selection)
328 (define-key global-map '(control insert) 'copy-primary-selection)
329 ;; These are Sun-isms.
330 (define-key global-map 'copy 'copy-primary-selection)
331 (define-key global-map 'paste 'yank-clipboard-selection)
332 (define-key global-map 'cut 'kill-primary-selection)
333
334 (define-key global-map 'menu 'popup-mode-menu)
335 ;;(define-key global-map '(shift menu) 'x-goto-menubar) ;NYI
336
337 (setq post-x-win-initted t)))
338
339 ;;; Keyboard initialization needs to be done differently for each X
340 ;;; console, so use create-console-hook.
341 (when (featurep 'x)
342 (add-hook
343 'create-console-hook
344 (lambda (console)
345 (letf (((selected-console) console))
346 (when (eq 'x (console-type console))
347 (x-initialize-keyboard)
348 (x-initialize-compose))))))
349
350 (defun make-frame-on-display (display &optional props)
351 "Create a frame on the X display named DISPLAY.
352 DISPLAY should be a standard display string such as \"unix:0\",
353 or nil for the display specified on the command line or in the
354 DISPLAY environment variable.
355
356 PROPS should be a plist of properties, as in the call to `make-frame'.
357
358 This function opens a connection to the display or reuses an existing
359 connection.
360
361 This function is a trivial wrapper around `make-frame-on-device'."
362 (interactive "sMake frame on display: ")
363 (if (equal display "") (setq display nil))
364 (make-frame-on-device 'x display props))
365
366 ;; Character 160 (octal 0240) displays incorrectly under X apparently
367 ;; due to a universally crocked font width specification. Display it
368 ;; as a space since that's what seems to be expected.
369 ;;
370 ;; (make-vector 256 nil) instead of (make-display-table) because
371 ;; make-display-table doesn't exist when this file is loaded.
372
373 (let ((tab (make-vector 256 nil)))
374 (aset tab 160 " ")
375 (set-specifier current-display-table tab 'global 'x))
376
377 ;;; x-init.el ends here