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442
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1 /* Generic device functions.
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428
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2 Copyright (C) 1994, 1995 Board of Trustees, University of Illinois.
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|
3 Copyright (C) 1994, 1995 Free Software Foundation, Inc.
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853
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4 Copyright (C) 1995, 1996, 2002 Ben Wing.
|
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428
|
5
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|
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6 This file is part of XEmacs.
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|
7
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8 XEmacs is free software; you can redistribute it and/or modify it
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9 under the terms of the GNU General Public License as published by the
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|
10 Free Software Foundation; either version 2, or (at your option) any
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|
|
11 later version.
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12
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13 XEmacs is distributed in the hope that it will be useful, but WITHOUT
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14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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|
15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
|
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16 for more details.
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17
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18 You should have received a copy of the GNU General Public License
|
|
|
19 along with XEmacs; see the file COPYING. If not, write to
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20 the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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|
21 Boston, MA 02111-1307, USA. */
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22
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|
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23 /* Synched up with: Not in FSF. */
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24
|
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853
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25 /* Written by Ben Wing, late 1995?
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26 Based on prototype by Chuck Thompson.
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27 device-system-metric stuff added 1998? by Kirill Katsnelson.
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28 */
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428
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29
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30 #include <config.h>
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31 #include "lisp.h"
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32
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|
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33 #include "buffer.h"
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34 #include "console.h"
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872
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35 #include "device-impl.h"
|
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428
|
36 #include "elhash.h"
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|
37 #include "events.h"
|
|
|
38 #include "faces.h"
|
|
872
|
39 #include "frame-impl.h"
|
|
428
|
40 #include "keymap.h"
|
|
872
|
41 #include "objects.h"
|
|
428
|
42 #include "redisplay.h"
|
|
|
43 #include "specifier.h"
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|
|
44 #include "sysdep.h"
|
|
800
|
45 #include "toolbar.h"
|
|
428
|
46 #include "window.h"
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|
|
47
|
|
|
48 #ifdef HAVE_SCROLLBARS
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|
49 #include "scrollbar.h"
|
|
|
50 #endif
|
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51
|
|
|
52 #include "syssignal.h"
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53
|
|
|
54 /* Vdefault_device is the firstly-created non-stream device that's still
|
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|
55 around. We don't really use it anywhere currently, but it might
|
|
|
56 be used for resourcing at some point. (Currently we use
|
|
872
|
57 the default X device -- see Vdefault_device_plist.) */
|
|
428
|
58 Lisp_Object Vdefault_device;
|
|
|
59
|
|
|
60 Lisp_Object Vcreate_device_hook, Vdelete_device_hook;
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|
|
61
|
|
872
|
62 static Lisp_Object Vdefault_device_plist;
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63
|
|
428
|
64 /* Device classes */
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|
|
65 /* Qcolor defined in general.c */
|
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|
66 Lisp_Object Qgrayscale, Qmono;
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|
67
|
|
|
68 /* Device metrics symbols */
|
|
|
69 Lisp_Object
|
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|
70 Qcolor_default, Qcolor_select, Qcolor_balloon, Qcolor_3d_face,
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|
71 Qcolor_3d_light, Qcolor_3d_dark, Qcolor_menu, Qcolor_menu_highlight,
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|
72 Qcolor_menu_button, Qcolor_menu_disabled, Qcolor_toolbar,
|
|
|
73 Qcolor_scrollbar, Qcolor_desktop, Qcolor_workspace, Qfont_default,
|
|
|
74 Qfont_menubar, Qfont_dialog, Qsize_cursor, Qsize_scrollbar,
|
|
|
75 Qsize_menu, Qsize_toolbar, Qsize_toolbar_button,
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|
|
76 Qsize_toolbar_border, Qsize_icon, Qsize_icon_small, Qsize_device,
|
|
440
|
77 Qsize_workspace, Qoffset_workspace, Qsize_device_mm, Qdevice_dpi,
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|
78 Qnum_bit_planes, Qnum_color_cells, Qmouse_buttons, Qswap_buttons,
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|
|
79 Qshow_sounds, Qslow_device, Qsecurity;
|
|
428
|
80
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|
|
81 Lisp_Object Qdevicep, Qdevice_live_p;
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82 Lisp_Object Qcreate_device_hook;
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83 Lisp_Object Qdelete_device_hook;
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|
84 Lisp_Object Vdevice_class_list;
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|
85
|
|
|
86
|
|
934
|
87
|
|
1204
|
88 extern const struct sized_memory_description gtk_device_data_description;
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|
|
89 extern const struct sized_memory_description mswindows_device_data_description;
|
|
1346
|
90 extern const struct sized_memory_description msprinter_device_data_description;
|
|
1204
|
91 extern const struct sized_memory_description x_device_data_description;
|
|
934
|
92
|
|
1204
|
93 static const struct memory_description device_data_description_1 []= {
|
|
934
|
94 #ifdef HAVE_GTK
|
|
1204
|
95 { XD_STRUCT_PTR, gtk_console, 1, >k_device_data_description},
|
|
934
|
96 #endif
|
|
1204
|
97 #ifdef HAVE_MS_WINDOWS
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98 { XD_STRUCT_PTR, mswindows_console, 1, &mswindows_device_data_description},
|
|
1346
|
99 { XD_STRUCT_PTR, msprinter_console, 1, &msprinter_device_data_description},
|
|
1204
|
100 #endif
|
|
934
|
101 #ifdef HAVE_X_WINDOWS
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|
1204
|
102 { XD_STRUCT_PTR, x_console, 1, &x_device_data_description},
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934
|
103 #endif
|
|
|
104 { XD_END }
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|
105 };
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|
106
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1204
|
107 static const struct sized_memory_description device_data_description = {
|
|
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108 sizeof (void *), device_data_description_1
|
|
934
|
109 };
|
|
|
110
|
|
1204
|
111 static const struct memory_description device_description [] = {
|
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934
|
112 { XD_INT, offsetof (struct device, devtype) },
|
|
1204
|
113 #define MARKED_SLOT(x) { XD_LISP_OBJECT, offsetof (struct device, x) },
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114 #include "devslots.h"
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|
|
115
|
|
|
116 { XD_STRUCT_PTR, offsetof (struct device, devmeths), 1,
|
|
|
117 &console_methods_description },
|
|
934
|
118 { XD_UNION, offsetof (struct device, device_data),
|
|
1204
|
119 XD_INDIRECT (0, 0), &device_data_description },
|
|
934
|
120 { XD_END }
|
|
|
121 };
|
|
|
122
|
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428
|
123 static Lisp_Object
|
|
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124 mark_device (Lisp_Object obj)
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|
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125 {
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|
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126 struct device *d = XDEVICE (obj);
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|
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127
|
|
1204
|
128 #define MARKED_SLOT(x) mark_object (d->x);
|
|
617
|
129 #include "devslots.h"
|
|
428
|
130
|
|
|
131 if (d->devmeths)
|
|
|
132 {
|
|
|
133 mark_object (d->devmeths->symbol);
|
|
|
134 MAYBE_DEVMETH (d, mark_device, (d));
|
|
|
135 }
|
|
|
136
|
|
|
137 return (d->frame_list);
|
|
|
138 }
|
|
|
139
|
|
|
140 static void
|
|
|
141 print_device (Lisp_Object obj, Lisp_Object printcharfun, int escapeflag)
|
|
|
142 {
|
|
|
143 struct device *d = XDEVICE (obj);
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|
|
144
|
|
|
145 if (print_readably)
|
|
563
|
146 printing_unreadable_object ("#<device %s 0x%x>",
|
|
|
147 XSTRING_DATA (d->name), d->header.uid);
|
|
428
|
148
|
|
800
|
149 write_fmt_string (printcharfun, "#<%s-device", !DEVICE_LIVE_P (d) ? "dead" :
|
|
|
150 DEVICE_TYPE_NAME (d));
|
|
440
|
151 if (DEVICE_LIVE_P (d) && !NILP (DEVICE_CONNECTION (d)))
|
|
800
|
152 write_fmt_string_lisp (printcharfun, " on %S", 1, DEVICE_CONNECTION (d));
|
|
|
153 write_fmt_string (printcharfun, " 0x%x>", d->header.uid);
|
|
428
|
154 }
|
|
|
155
|
|
934
|
156 DEFINE_LRECORD_IMPLEMENTATION ("device", device,
|
|
|
157 0, /*dumpable-flag*/
|
|
|
158 mark_device, print_device, 0, 0, 0,
|
|
|
159 device_description,
|
|
|
160 struct device);
|
|
428
|
161
|
|
|
162 int
|
|
1204
|
163 valid_device_class_p (Lisp_Object class_)
|
|
428
|
164 {
|
|
1204
|
165 return !NILP (memq_no_quit (class_, Vdevice_class_list));
|
|
428
|
166 }
|
|
|
167
|
|
|
168 DEFUN ("valid-device-class-p", Fvalid_device_class_p, 1, 1, 0, /*
|
|
|
169 Given a DEVICE-CLASS, return t if it is valid.
|
|
|
170 Valid classes are 'color, 'grayscale, and 'mono.
|
|
|
171 */
|
|
|
172 (device_class))
|
|
|
173 {
|
|
|
174 return valid_device_class_p (device_class) ? Qt : Qnil;
|
|
|
175 }
|
|
|
176
|
|
|
177 DEFUN ("device-class-list", Fdevice_class_list, 0, 0, 0, /*
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|
|
178 Return a list of valid device classes.
|
|
|
179 */
|
|
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180 ())
|
|
|
181 {
|
|
|
182 return Fcopy_sequence (Vdevice_class_list);
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|
|
183 }
|
|
|
184
|
|
617
|
185 static void
|
|
|
186 nuke_all_device_slots (struct device *d, Lisp_Object zap)
|
|
|
187 {
|
|
|
188 zero_lcrecord (d);
|
|
|
189
|
|
1204
|
190 #define MARKED_SLOT(x) d->x = zap;
|
|
617
|
191 #include "devslots.h"
|
|
|
192 }
|
|
|
193
|
|
428
|
194 static struct device *
|
|
|
195 allocate_device (Lisp_Object console)
|
|
|
196 {
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|
|
197 Lisp_Object device;
|
|
|
198 struct device *d = alloc_lcrecord_type (struct device, &lrecord_device);
|
|
|
199 struct gcpro gcpro1;
|
|
|
200
|
|
793
|
201 device = wrap_device (d);
|
|
428
|
202 GCPRO1 (device);
|
|
|
203
|
|
617
|
204 nuke_all_device_slots (d, Qnil);
|
|
|
205
|
|
428
|
206 d->console = console;
|
|
|
207 d->infd = d->outfd = -1;
|
|
|
208
|
|
|
209 /* #### is 20 reasonable? */
|
|
|
210 d->color_instance_cache =
|
|
|
211 make_lisp_hash_table (20, HASH_TABLE_KEY_WEAK, HASH_TABLE_EQUAL);
|
|
|
212 d->font_instance_cache =
|
|
|
213 make_lisp_hash_table (20, HASH_TABLE_KEY_WEAK, HASH_TABLE_EQUAL);
|
|
|
214 #ifdef MULE
|
|
872
|
215 initialize_charset_font_caches (d);
|
|
428
|
216 #endif
|
|
|
217 /*
|
|
|
218 Note that the image instance cache is actually bi-level.
|
|
|
219 See device.h. We use a low number here because most of the
|
|
|
220 time there aren't very many different masks that will be used.
|
|
|
221 */
|
|
|
222 d->image_instance_cache =
|
|
|
223 make_lisp_hash_table (5, HASH_TABLE_NON_WEAK, HASH_TABLE_EQ);
|
|
|
224
|
|
|
225 UNGCPRO;
|
|
|
226 return d;
|
|
|
227 }
|
|
|
228
|
|
|
229 struct device *
|
|
|
230 decode_device (Lisp_Object device)
|
|
|
231 {
|
|
|
232 if (NILP (device))
|
|
|
233 device = Fselected_device (Qnil);
|
|
|
234 /* quietly accept frames for the device arg */
|
|
|
235 else if (FRAMEP (device))
|
|
|
236 device = FRAME_DEVICE (decode_frame (device));
|
|
|
237 CHECK_LIVE_DEVICE (device);
|
|
|
238 return XDEVICE (device);
|
|
|
239 }
|
|
|
240
|
|
|
241 DEFUN ("dfw-device", Fdfw_device, 1, 1, 0, /*
|
|
|
242 Given a device, frame, or window, return the associated device.
|
|
|
243 Return nil otherwise.
|
|
|
244 */
|
|
444
|
245 (object))
|
|
428
|
246 {
|
|
444
|
247 return DFW_DEVICE (object);
|
|
428
|
248 }
|
|
|
249
|
|
872
|
250 Lisp_Object
|
|
|
251 device_console (struct device *d)
|
|
|
252 {
|
|
|
253 return DEVICE_CONSOLE (d);
|
|
|
254 }
|
|
|
255
|
|
|
256 int
|
|
|
257 device_live_p (struct device *d)
|
|
|
258 {
|
|
|
259 return DEVICE_LIVE_P (d);
|
|
|
260 }
|
|
|
261
|
|
|
262 Lisp_Object
|
|
|
263 device_frame_list (struct device *d)
|
|
|
264 {
|
|
|
265 return DEVICE_FRAME_LIST (d);
|
|
|
266 }
|
|
|
267
|
|
428
|
268
|
|
|
269 DEFUN ("selected-device", Fselected_device, 0, 1, 0, /*
|
|
|
270 Return the device which is currently active.
|
|
|
271 If optional CONSOLE is non-nil, return the device that would be currently
|
|
|
272 active if CONSOLE were the selected console.
|
|
|
273 */
|
|
|
274 (console))
|
|
|
275 {
|
|
|
276 if (NILP (console) && NILP (Vselected_console))
|
|
|
277 return Qnil; /* happens early in temacs */
|
|
|
278 return CONSOLE_SELECTED_DEVICE (decode_console (console));
|
|
|
279 }
|
|
|
280
|
|
|
281 /* Called from selected_frame_1(), called from Fselect_window() */
|
|
|
282 void
|
|
|
283 select_device_1 (Lisp_Object device)
|
|
|
284 {
|
|
|
285 struct device *dev = XDEVICE (device);
|
|
|
286 Lisp_Object old_selected_device = Fselected_device (Qnil);
|
|
|
287
|
|
|
288 if (EQ (device, old_selected_device))
|
|
|
289 return;
|
|
|
290
|
|
|
291 /* now select the device's console */
|
|
|
292 CONSOLE_SELECTED_DEVICE (XCONSOLE (DEVICE_CONSOLE (dev))) = device;
|
|
|
293 select_console_1 (DEVICE_CONSOLE (dev));
|
|
|
294 }
|
|
|
295
|
|
|
296 DEFUN ("select-device", Fselect_device, 1, 1, 0, /*
|
|
|
297 Select the device DEVICE.
|
|
|
298 Subsequent editing commands apply to its console, selected frame,
|
|
|
299 and selected window.
|
|
|
300 The selection of DEVICE lasts until the next time the user does
|
|
|
301 something to select a different device, or until the next time this
|
|
|
302 function is called.
|
|
|
303 */
|
|
|
304 (device))
|
|
|
305 {
|
|
|
306 CHECK_LIVE_DEVICE (device);
|
|
|
307
|
|
|
308 /* select the device's selected frame's selected window. This will call
|
|
|
309 selected_frame_1()->selected_device_1()->selected_console_1(). */
|
|
|
310 if (!NILP (DEVICE_SELECTED_FRAME (XDEVICE (device))))
|
|
|
311 Fselect_window (FRAME_SELECTED_WINDOW
|
|
|
312 (XFRAME (DEVICE_SELECTED_FRAME (XDEVICE (device)))),
|
|
|
313 Qnil);
|
|
|
314 else
|
|
563
|
315 invalid_operation ("Can't select a device with no frames", Qunbound);
|
|
428
|
316 return Qnil;
|
|
|
317 }
|
|
|
318
|
|
|
319 void
|
|
|
320 set_device_selected_frame (struct device *d, Lisp_Object frame)
|
|
|
321 {
|
|
|
322 if (!NILP (frame) && !FRAME_MINIBUF_ONLY_P (XFRAME (frame)))
|
|
|
323 set_console_last_nonminibuf_frame (XCONSOLE (DEVICE_CONSOLE (d)), frame);
|
|
|
324 d->selected_frame = frame;
|
|
|
325 }
|
|
|
326
|
|
|
327 DEFUN ("set-device-selected-frame", Fset_device_selected_frame, 2, 2, 0, /*
|
|
|
328 Set the selected frame of device object DEVICE to FRAME.
|
|
|
329 If DEVICE is nil, the selected device is used.
|
|
|
330 If DEVICE is the selected device, this makes FRAME the selected frame.
|
|
|
331 */
|
|
|
332 (device, frame))
|
|
|
333 {
|
|
793
|
334 device = wrap_device (decode_device (device));
|
|
428
|
335 CHECK_LIVE_FRAME (frame);
|
|
|
336
|
|
|
337 if (! EQ (device, FRAME_DEVICE (XFRAME (frame))))
|
|
617
|
338 invalid_argument ("In `set-device-selected-frame', FRAME is not on DEVICE",
|
|
|
339 Qunbound);
|
|
428
|
340
|
|
|
341 if (EQ (device, Fselected_device (Qnil)))
|
|
|
342 return Fselect_frame (frame);
|
|
|
343
|
|
|
344 set_device_selected_frame (XDEVICE (device), frame);
|
|
|
345 return frame;
|
|
|
346 }
|
|
|
347
|
|
|
348 DEFUN ("devicep", Fdevicep, 1, 1, 0, /*
|
|
|
349 Return non-nil if OBJECT is a device.
|
|
|
350 */
|
|
|
351 (object))
|
|
|
352 {
|
|
|
353 return DEVICEP (object) ? Qt : Qnil;
|
|
|
354 }
|
|
|
355
|
|
|
356 DEFUN ("device-live-p", Fdevice_live_p, 1, 1, 0, /*
|
|
|
357 Return non-nil if OBJECT is a device that has not been deleted.
|
|
|
358 */
|
|
|
359 (object))
|
|
|
360 {
|
|
|
361 return DEVICEP (object) && DEVICE_LIVE_P (XDEVICE (object)) ? Qt : Qnil;
|
|
|
362 }
|
|
|
363
|
|
|
364 DEFUN ("device-name", Fdevice_name, 0, 1, 0, /*
|
|
|
365 Return the name of the specified device.
|
|
|
366 DEVICE defaults to the selected device if omitted.
|
|
|
367 */
|
|
|
368 (device))
|
|
|
369 {
|
|
|
370 return DEVICE_NAME (decode_device (device));
|
|
|
371 }
|
|
|
372
|
|
|
373 DEFUN ("device-connection", Fdevice_connection, 0, 1, 0, /*
|
|
|
374 Return the connection of the specified device.
|
|
|
375 DEVICE defaults to the selected device if omitted.
|
|
|
376 */
|
|
|
377 (device))
|
|
|
378 {
|
|
|
379 return DEVICE_CONNECTION (decode_device (device));
|
|
|
380 }
|
|
|
381
|
|
|
382 DEFUN ("device-console", Fdevice_console, 0, 1, 0, /*
|
|
|
383 Return the console of the specified device.
|
|
|
384 DEVICE defaults to the selected device if omitted.
|
|
|
385 */
|
|
|
386 (device))
|
|
|
387 {
|
|
|
388 return DEVICE_CONSOLE (decode_device (device));
|
|
|
389 }
|
|
|
390
|
|
|
391 static void
|
|
|
392 init_global_resources (struct device *d)
|
|
|
393 {
|
|
|
394 init_global_faces (d);
|
|
|
395 #ifdef HAVE_SCROLLBARS
|
|
|
396 init_global_scrollbars (d);
|
|
|
397 #endif
|
|
|
398 #ifdef HAVE_TOOLBARS
|
|
|
399 init_global_toolbars (d);
|
|
|
400 #endif
|
|
|
401 }
|
|
|
402
|
|
|
403 static void
|
|
|
404 init_device_resources (struct device *d)
|
|
|
405 {
|
|
|
406 init_device_faces (d);
|
|
|
407 #ifdef HAVE_SCROLLBARS
|
|
|
408 init_device_scrollbars (d);
|
|
|
409 #endif
|
|
|
410 #ifdef HAVE_TOOLBARS
|
|
|
411 init_device_toolbars (d);
|
|
|
412 #endif
|
|
|
413 }
|
|
|
414
|
|
872
|
415 DEFUN ("default-device", Fdefault_device, 0, 1, 0, /*
|
|
|
416 Return the default device of type TYPE.
|
|
|
417 This is generally the first-created device of that TYPE that still exists.
|
|
|
418 It is used for resourcing and certain other things. On MS Windows, it
|
|
|
419 is not very useful because there is generally only one device.
|
|
|
420 If TYPE is omitted, it is derived from the selected device.
|
|
|
421 If there is no default device of TYPE, nil is returned.
|
|
|
422 */
|
|
|
423 (type))
|
|
|
424 {
|
|
|
425 if (NILP (type))
|
|
|
426 type = XDEVICE_TYPE (Fselected_device (Qnil));
|
|
|
427 else
|
|
|
428 /* For errors */
|
|
|
429 decode_console_type (type, ERROR_ME);
|
|
|
430
|
|
|
431 return Fplist_get (Vdefault_device_plist, type, Qnil);
|
|
|
432 }
|
|
|
433
|
|
|
434 /* Return the default device for a device type. */
|
|
|
435 Lisp_Object
|
|
|
436 get_default_device (Lisp_Object type)
|
|
|
437 {
|
|
|
438 return Fplist_get (Vdefault_device_plist, type, Qnil);
|
|
|
439 }
|
|
|
440
|
|
|
441 /* Set the default device for a device type. */
|
|
|
442 void
|
|
|
443 set_default_device (Lisp_Object type, Lisp_Object device)
|
|
|
444 {
|
|
|
445 Vdefault_device_plist = Fplist_put (Vdefault_device_plist, type, device);
|
|
|
446 }
|
|
|
447
|
|
|
448 void
|
|
|
449 clear_default_devices (void)
|
|
|
450 {
|
|
|
451 Vdefault_device_plist = Qnil;
|
|
|
452 }
|
|
|
453
|
|
428
|
454 static Lisp_Object
|
|
|
455 semi_canonicalize_device_connection (struct console_methods *meths,
|
|
578
|
456 Lisp_Object name, Error_Behavior errb)
|
|
428
|
457 {
|
|
440
|
458 if (HAS_CONTYPE_METH_P (meths, semi_canonicalize_device_connection))
|
|
|
459 return CONTYPE_METH (meths, semi_canonicalize_device_connection,
|
|
|
460 (name, errb));
|
|
|
461 else
|
|
|
462 return CONTYPE_METH_OR_GIVEN (meths, canonicalize_device_connection,
|
|
|
463 (name, errb), name);
|
|
428
|
464 }
|
|
|
465
|
|
|
466 static Lisp_Object
|
|
|
467 canonicalize_device_connection (struct console_methods *meths,
|
|
578
|
468 Lisp_Object name, Error_Behavior errb)
|
|
428
|
469 {
|
|
440
|
470 if (HAS_CONTYPE_METH_P (meths, canonicalize_device_connection))
|
|
|
471 return CONTYPE_METH (meths, canonicalize_device_connection,
|
|
|
472 (name, errb));
|
|
|
473 else
|
|
|
474 return CONTYPE_METH_OR_GIVEN (meths, semi_canonicalize_device_connection,
|
|
|
475 (name, errb), name);
|
|
428
|
476 }
|
|
|
477
|
|
|
478 static Lisp_Object
|
|
|
479 find_device_of_type (struct console_methods *meths, Lisp_Object canon)
|
|
|
480 {
|
|
|
481 Lisp_Object devcons, concons;
|
|
|
482
|
|
|
483 DEVICE_LOOP_NO_BREAK (devcons, concons)
|
|
|
484 {
|
|
|
485 Lisp_Object device = XCAR (devcons);
|
|
|
486
|
|
|
487 if (EQ (CONMETH_TYPE (meths), DEVICE_TYPE (XDEVICE (device)))
|
|
|
488 && internal_equal (DEVICE_CANON_CONNECTION (XDEVICE (device)),
|
|
|
489 canon, 0))
|
|
|
490 return device;
|
|
|
491 }
|
|
|
492
|
|
|
493 return Qnil;
|
|
|
494 }
|
|
|
495
|
|
|
496 DEFUN ("find-device", Ffind_device, 1, 2, 0, /*
|
|
|
497 Look for an existing device attached to connection CONNECTION.
|
|
|
498 Return the device if found; otherwise, return nil.
|
|
|
499
|
|
|
500 If TYPE is specified, only return devices of that type; otherwise,
|
|
|
501 return devices of any type. (It is possible, although unlikely,
|
|
|
502 that two devices of different types could have the same connection
|
|
|
503 name; in such a case, the first device found is returned.)
|
|
|
504 */
|
|
|
505 (connection, type))
|
|
|
506 {
|
|
|
507 Lisp_Object canon = Qnil;
|
|
|
508 struct gcpro gcpro1;
|
|
|
509
|
|
|
510 GCPRO1 (canon);
|
|
|
511
|
|
|
512 if (!NILP (type))
|
|
|
513 {
|
|
|
514 struct console_methods *conmeths = decode_console_type (type, ERROR_ME);
|
|
|
515 canon = canonicalize_device_connection (conmeths, connection,
|
|
|
516 ERROR_ME_NOT);
|
|
|
517 if (UNBOUNDP (canon))
|
|
|
518 RETURN_UNGCPRO (Qnil);
|
|
|
519
|
|
|
520 RETURN_UNGCPRO (find_device_of_type (conmeths, canon));
|
|
|
521 }
|
|
|
522 else
|
|
|
523 {
|
|
|
524 int i;
|
|
|
525
|
|
|
526 for (i = 0; i < Dynarr_length (the_console_type_entry_dynarr); i++)
|
|
|
527 {
|
|
|
528 struct console_methods *conmeths =
|
|
|
529 Dynarr_at (the_console_type_entry_dynarr, i).meths;
|
|
|
530 canon = canonicalize_device_connection (conmeths, connection,
|
|
|
531 ERROR_ME_NOT);
|
|
|
532 if (!UNBOUNDP (canon))
|
|
|
533 {
|
|
|
534 Lisp_Object device = find_device_of_type (conmeths, canon);
|
|
|
535 if (!NILP (device))
|
|
|
536 RETURN_UNGCPRO (device);
|
|
|
537 }
|
|
|
538 }
|
|
|
539
|
|
|
540 RETURN_UNGCPRO (Qnil);
|
|
|
541 }
|
|
|
542 }
|
|
|
543
|
|
|
544 DEFUN ("get-device", Fget_device, 1, 2, 0, /*
|
|
|
545 Look for an existing device attached to connection CONNECTION.
|
|
|
546 Return the device if found; otherwise, signal an error.
|
|
|
547
|
|
|
548 If TYPE is specified, only return devices of that type; otherwise,
|
|
|
549 return devices of any type. (It is possible, although unlikely,
|
|
|
550 that two devices of different types could have the same connection
|
|
|
551 name; in such a case, the first device found is returned.)
|
|
|
552 */
|
|
|
553 (connection, type))
|
|
|
554 {
|
|
|
555 Lisp_Object device = Ffind_device (connection, type);
|
|
|
556 if (NILP (device))
|
|
|
557 {
|
|
|
558 if (NILP (type))
|
|
563
|
559 invalid_argument ("No such device", connection);
|
|
428
|
560 else
|
|
563
|
561 invalid_argument_2 ("No such device", type, connection);
|
|
428
|
562 }
|
|
|
563 return device;
|
|
|
564 }
|
|
|
565
|
|
|
566 static Lisp_Object
|
|
|
567 delete_deviceless_console (Lisp_Object console)
|
|
|
568 {
|
|
|
569 if (NILP (XCONSOLE (console)->device_list))
|
|
|
570 Fdelete_console (console, Qnil);
|
|
|
571 return Qnil;
|
|
|
572 }
|
|
|
573
|
|
|
574 DEFUN ("make-device", Fmake_device, 2, 3, 0, /*
|
|
|
575 Return a new device of type TYPE, attached to connection CONNECTION.
|
|
|
576
|
|
|
577 The valid values for CONNECTION are device-specific; however,
|
|
|
578 CONNECTION is generally a string. (Specifically, for X devices,
|
|
|
579 CONNECTION should be a display specification such as "foo:0", and
|
|
|
580 for TTY devices, CONNECTION should be the filename of a TTY device
|
|
|
581 file, such as "/dev/ttyp4", or nil to refer to XEmacs' standard
|
|
|
582 input/output.)
|
|
|
583
|
|
|
584 PROPS, if specified, should be a plist of properties controlling
|
|
|
585 device creation.
|
|
|
586
|
|
|
587 If CONNECTION specifies an already-existing device connection, that
|
|
|
588 device is simply returned; no new device is created, and PROPS
|
|
|
589 have no effect.
|
|
|
590 */
|
|
|
591 (type, connection, props))
|
|
|
592 {
|
|
|
593 /* This function can GC */
|
|
|
594 struct device *d;
|
|
|
595 struct console *con;
|
|
|
596 Lisp_Object device = Qnil;
|
|
|
597 Lisp_Object console = Qnil;
|
|
|
598 Lisp_Object name = Qnil;
|
|
|
599 struct console_methods *conmeths;
|
|
1204
|
600 int speccount = specpdl_depth ();
|
|
428
|
601
|
|
|
602 struct gcpro gcpro1, gcpro2, gcpro3;
|
|
872
|
603 /* If this is the first device we are creating of a particular type
|
|
|
604 (e.g. X), then retrieve the global face resources. We have to do it
|
|
|
605 here, at the same time as (or just before) the device face resources
|
|
|
606 are retrieved; specifically, it needs to be done after the device has
|
|
|
607 been created but before any frames have been popped up or much
|
|
|
608 anything else has been done. It's possible for other devices to
|
|
|
609 specify different global resources (there's a property on each X
|
|
|
610 server's root window that holds some resources); tough luck for the
|
|
|
611 moment. */
|
|
|
612 int first = NILP (get_default_device (type));
|
|
428
|
613
|
|
|
614 GCPRO3 (device, console, name);
|
|
|
615
|
|
|
616 conmeths = decode_console_type (type, ERROR_ME_NOT);
|
|
|
617 if (!conmeths)
|
|
563
|
618 invalid_constant ("Invalid device type", type);
|
|
428
|
619
|
|
|
620 device = Ffind_device (connection, type);
|
|
|
621 if (!NILP (device))
|
|
|
622 RETURN_UNGCPRO (device);
|
|
|
623
|
|
|
624 name = Fplist_get (props, Qname, Qnil);
|
|
|
625
|
|
|
626 {
|
|
|
627 Lisp_Object conconnect =
|
|
|
628 (HAS_CONTYPE_METH_P (conmeths, device_to_console_connection)) ?
|
|
|
629 CONTYPE_METH (conmeths, device_to_console_connection,
|
|
|
630 (connection, ERROR_ME)) :
|
|
|
631 connection;
|
|
|
632 console = create_console (name, type, conconnect, props);
|
|
|
633 }
|
|
|
634
|
|
872
|
635 record_unwind_protect (delete_deviceless_console, console);
|
|
428
|
636
|
|
|
637 con = XCONSOLE (console);
|
|
|
638 d = allocate_device (console);
|
|
793
|
639 device = wrap_device (d);
|
|
428
|
640
|
|
|
641 d->devmeths = con->conmeths;
|
|
934
|
642 d->devtype = get_console_variant (type);
|
|
428
|
643
|
|
|
644 DEVICE_NAME (d) = name;
|
|
|
645 DEVICE_CONNECTION (d) =
|
|
|
646 semi_canonicalize_device_connection (conmeths, connection, ERROR_ME);
|
|
|
647 DEVICE_CANON_CONNECTION (d) =
|
|
|
648 canonicalize_device_connection (conmeths, connection, ERROR_ME);
|
|
|
649
|
|
|
650 MAYBE_DEVMETH (d, init_device, (d, props));
|
|
|
651
|
|
|
652 /* Do it this way so that the device list is in order of creation */
|
|
|
653 con->device_list = nconc2 (con->device_list, Fcons (device, Qnil));
|
|
872
|
654
|
|
|
655 if (NILP (get_default_device (type)))
|
|
|
656 set_default_device (type, device);
|
|
|
657
|
|
853
|
658 note_object_created (device);
|
|
|
659
|
|
428
|
660 RESET_CHANGED_SET_FLAGS;
|
|
|
661 if (NILP (Vdefault_device) || DEVICE_STREAM_P (XDEVICE (Vdefault_device)))
|
|
|
662 Vdefault_device = device;
|
|
|
663
|
|
|
664 init_device_sound (d);
|
|
|
665
|
|
|
666 /* If this is the first device on the console, make it the selected one. */
|
|
|
667 if (NILP (CONSOLE_SELECTED_DEVICE (con)))
|
|
|
668 CONSOLE_SELECTED_DEVICE (con) = device;
|
|
|
669
|
|
872
|
670 /* Needed before initialization of resources because they may do things
|
|
|
671 with the tags, esp. the face code. For example,
|
|
|
672 init-other-random-faces calls face-property-instance, and the
|
|
|
673 specifier code checks inst-pairs by seeing if the device matches the
|
|
|
674 tag; this fails for tags such as `default', if we haven't set up the
|
|
|
675 tags yet. */
|
|
428
|
676 setup_device_initial_specifier_tags (d);
|
|
|
677
|
|
872
|
678 if (!EQ (type, Qstream))
|
|
|
679 {
|
|
|
680 if (first)
|
|
|
681 init_global_resources (d);
|
|
|
682 init_device_resources (d);
|
|
|
683 }
|
|
|
684
|
|
|
685 MAYBE_DEVMETH (d, finish_init_device, (d, props));
|
|
|
686
|
|
428
|
687 UNGCPRO;
|
|
771
|
688 unbind_to (speccount);
|
|
428
|
689 return device;
|
|
|
690 }
|
|
|
691
|
|
|
692 /* find a device other than the selected one. Prefer non-stream
|
|
|
693 devices over stream devices. Maybe stay on the same console. */
|
|
|
694
|
|
|
695 static Lisp_Object
|
|
|
696 find_other_device (Lisp_Object device, int on_same_console)
|
|
|
697 {
|
|
|
698 Lisp_Object devcons = Qnil, concons;
|
|
|
699 Lisp_Object console = DEVICE_CONSOLE (XDEVICE (device));
|
|
|
700
|
|
|
701 /* look for a non-stream device */
|
|
|
702 DEVICE_LOOP_NO_BREAK (devcons, concons)
|
|
|
703 {
|
|
|
704 Lisp_Object dev = XCAR (devcons);
|
|
|
705 if (on_same_console && !EQ (console, DEVICE_CONSOLE (XDEVICE (dev))))
|
|
|
706 continue;
|
|
|
707 if (!DEVICE_STREAM_P (XDEVICE (dev)) && !EQ (dev, device) &&
|
|
|
708 !NILP (DEVICE_SELECTED_FRAME (XDEVICE (dev))))
|
|
|
709 goto double_break_1;
|
|
|
710 }
|
|
|
711
|
|
|
712 double_break_1:
|
|
|
713 if (!NILP (devcons))
|
|
|
714 return XCAR (devcons);
|
|
|
715
|
|
|
716 /* OK, now look for a stream device */
|
|
|
717 DEVICE_LOOP_NO_BREAK (devcons, concons)
|
|
|
718 {
|
|
|
719 Lisp_Object dev = XCAR (devcons);
|
|
|
720 if (on_same_console && !EQ (console, DEVICE_CONSOLE (XDEVICE (dev))))
|
|
|
721 continue;
|
|
|
722 if (!EQ (dev, device) && !NILP (DEVICE_SELECTED_FRAME (XDEVICE (dev))))
|
|
|
723 goto double_break_2;
|
|
|
724 }
|
|
|
725 double_break_2:
|
|
|
726 if (!NILP (devcons))
|
|
|
727 return XCAR (devcons);
|
|
|
728
|
|
|
729 /* Sorry, there ain't none */
|
|
|
730 return Qnil;
|
|
|
731 }
|
|
|
732
|
|
|
733 static int
|
|
|
734 find_nonminibuffer_frame_not_on_device_predicate (Lisp_Object frame,
|
|
|
735 void *closure)
|
|
|
736 {
|
|
|
737 Lisp_Object device;
|
|
|
738
|
|
826
|
739 device = VOID_TO_LISP (closure);
|
|
428
|
740 if (FRAME_MINIBUF_ONLY_P (XFRAME (frame)))
|
|
|
741 return 0;
|
|
|
742 if (EQ (device, FRAME_DEVICE (XFRAME (frame))))
|
|
|
743 return 0;
|
|
|
744 return 1;
|
|
|
745 }
|
|
|
746
|
|
|
747 Lisp_Object
|
|
|
748 find_nonminibuffer_frame_not_on_device (Lisp_Object device)
|
|
|
749 {
|
|
|
750 return find_some_frame (find_nonminibuffer_frame_not_on_device_predicate,
|
|
|
751 LISP_TO_VOID (device));
|
|
|
752 }
|
|
|
753
|
|
|
754
|
|
|
755 /* Delete device D.
|
|
|
756
|
|
|
757 If FORCE is non-zero, allow deletion of the only frame.
|
|
|
758
|
|
|
759 If CALLED_FROM_DELETE_CONSOLE is non-zero, then, if
|
|
|
760 deleting the last device on a console, just delete it,
|
|
|
761 instead of calling `delete-console'.
|
|
|
762
|
|
|
763 If FROM_IO_ERROR is non-zero, then the device is gone due
|
|
|
764 to an I/O error. This affects what happens if we exit
|
|
|
765 (we do an emergency exit instead of `save-buffers-kill-emacs'.)
|
|
|
766 */
|
|
|
767
|
|
|
768 void
|
|
|
769 delete_device_internal (struct device *d, int force,
|
|
|
770 int called_from_delete_console,
|
|
|
771 int from_io_error)
|
|
|
772 {
|
|
|
773 /* This function can GC */
|
|
|
774 struct console *c;
|
|
|
775 Lisp_Object device;
|
|
|
776 struct gcpro gcpro1;
|
|
|
777
|
|
|
778 /* OK to delete an already-deleted device. */
|
|
|
779 if (!DEVICE_LIVE_P (d))
|
|
|
780 return;
|
|
|
781
|
|
793
|
782 device = wrap_device (d);
|
|
853
|
783
|
|
|
784 if (!force)
|
|
|
785 check_allowed_operation (OPERATION_DELETE_OBJECT, device, Qnil);
|
|
|
786
|
|
428
|
787 GCPRO1 (device);
|
|
|
788
|
|
|
789 c = XCONSOLE (DEVICE_CONSOLE (d));
|
|
|
790
|
|
|
791 if (!called_from_delete_console)
|
|
|
792 {
|
|
|
793 int delete_console = 0;
|
|
|
794 /* If we're deleting the only device on the console,
|
|
|
795 delete the console. */
|
|
|
796 if ((XINT (Flength (CONSOLE_DEVICE_LIST (c))) == 1)
|
|
|
797 /* if we just created the device, it might not be listed,
|
|
|
798 or something ... */
|
|
|
799 && !NILP (memq_no_quit (device, CONSOLE_DEVICE_LIST (c))))
|
|
|
800 delete_console = 1;
|
|
|
801 /* Or if there aren't any nonminibuffer frames that would be
|
|
|
802 left, delete the console (this will make XEmacs exit). */
|
|
|
803 else if (NILP (find_nonminibuffer_frame_not_on_device (device)))
|
|
|
804 delete_console = 1;
|
|
|
805
|
|
|
806 if (delete_console)
|
|
|
807 {
|
|
|
808 delete_console_internal (c, force, 0, from_io_error);
|
|
|
809 UNGCPRO;
|
|
|
810 return;
|
|
|
811 }
|
|
|
812 }
|
|
|
813
|
|
|
814 reset_one_device (d);
|
|
|
815
|
|
|
816 {
|
|
|
817 Lisp_Object frmcons;
|
|
|
818
|
|
|
819 /* First delete all frames without their own minibuffers,
|
|
|
820 to avoid errors coming from attempting to delete a frame
|
|
|
821 that is a surrogate for another frame. */
|
|
|
822 DEVICE_FRAME_LOOP (frmcons, d)
|
|
|
823 {
|
|
|
824 struct frame *f = XFRAME (XCAR (frmcons));
|
|
|
825 /* delete_frame_internal() might do anything such as run hooks,
|
|
|
826 so be defensive. */
|
|
|
827 if (FRAME_LIVE_P (f) && !FRAME_HAS_MINIBUF_P (f))
|
|
|
828 delete_frame_internal (f, 1, 1, from_io_error);
|
|
|
829
|
|
|
830 if (!DEVICE_LIVE_P (d)) /* make sure the delete-*-hook didn't
|
|
|
831 go ahead and delete anything */
|
|
|
832 {
|
|
|
833 UNGCPRO;
|
|
|
834 return;
|
|
|
835 }
|
|
|
836 }
|
|
|
837
|
|
|
838 /* #### This should probably be a device method but it is time for
|
|
|
839 19.14 to go out the door. */
|
|
1204
|
840 /* #### BILL!!! Should this deal with HAVE_MS_WINDOWS as well? */
|
|
462
|
841 #if defined (HAVE_X_WINDOWS) || defined (HAVE_GTK)
|
|
428
|
842 /* Next delete all frames which have the popup property to avoid
|
|
|
843 deleting a child after its parent. */
|
|
|
844 DEVICE_FRAME_LOOP (frmcons, d)
|
|
|
845 {
|
|
|
846 struct frame *f = XFRAME (XCAR (frmcons));
|
|
|
847
|
|
|
848 if (FRAME_LIVE_P (f))
|
|
|
849 {
|
|
|
850 Lisp_Object popup = Fframe_property (XCAR (frmcons), Qpopup, Qnil);
|
|
|
851 if (!NILP (popup))
|
|
|
852 delete_frame_internal (f, 1, 1, from_io_error);
|
|
|
853
|
|
|
854 if (!DEVICE_LIVE_P (d)) /* make sure the delete-*-hook didn't
|
|
|
855 go ahead and delete anything */
|
|
|
856 {
|
|
|
857 UNGCPRO;
|
|
|
858 return;
|
|
|
859 }
|
|
|
860 }
|
|
|
861 }
|
|
|
862 #endif /* HAVE_X_WINDOWS */
|
|
|
863
|
|
|
864 DEVICE_FRAME_LOOP (frmcons, d)
|
|
|
865 {
|
|
|
866 struct frame *f = XFRAME (XCAR (frmcons));
|
|
|
867 /* delete_frame_internal() might do anything such as run hooks,
|
|
|
868 so be defensive. */
|
|
|
869 if (FRAME_LIVE_P (f))
|
|
|
870 delete_frame_internal (f, 1, 1, from_io_error);
|
|
|
871
|
|
|
872 if (!DEVICE_LIVE_P (d)) /* make sure the delete-*-hook didn't
|
|
|
873 go ahead and delete anything */
|
|
|
874 {
|
|
|
875 UNGCPRO;
|
|
|
876 return;
|
|
|
877 }
|
|
|
878 }
|
|
|
879 }
|
|
|
880
|
|
|
881 set_device_selected_frame (d, Qnil);
|
|
|
882
|
|
|
883 /* try to select another device */
|
|
|
884
|
|
|
885 if (EQ (device, Fselected_device (DEVICE_CONSOLE (d))))
|
|
|
886 {
|
|
|
887 Lisp_Object other_dev = find_other_device (device, 1);
|
|
|
888 if (!NILP (other_dev))
|
|
|
889 Fselect_device (other_dev);
|
|
|
890 }
|
|
|
891
|
|
|
892 if (EQ (device, Vdefault_device))
|
|
|
893 Vdefault_device = find_other_device (device, 0);
|
|
|
894
|
|
|
895 MAYBE_DEVMETH (d, delete_device, (d));
|
|
|
896
|
|
872
|
897 /* Now see if we're the default device, and thus need to be changed. */
|
|
|
898 {
|
|
|
899 /* Device type still OK, not set to null till down below. */
|
|
|
900 Lisp_Object dt = DEVICE_TYPE (d);
|
|
|
901
|
|
|
902 if (EQ (device, get_default_device (dt)))
|
|
|
903 {
|
|
|
904 Lisp_Object devcons, concons;
|
|
|
905 /* #### handle deleting last device */
|
|
|
906 set_default_device (dt, Qnil);
|
|
|
907 DEVICE_LOOP_NO_BREAK (devcons, concons)
|
|
|
908 {
|
|
|
909 if (EQ (dt, XDEVICE_TYPE (XCAR (devcons))) &&
|
|
|
910 !EQ (device, XCAR (devcons)))
|
|
|
911 {
|
|
|
912 set_default_device (dt, XCAR (devcons));
|
|
|
913 goto double_break;
|
|
|
914 }
|
|
|
915 }
|
|
|
916 }
|
|
|
917 }
|
|
|
918 double_break:
|
|
|
919
|
|
428
|
920 CONSOLE_DEVICE_LIST (c) = delq_no_quit (device, CONSOLE_DEVICE_LIST (c));
|
|
617
|
921
|
|
428
|
922 RESET_CHANGED_SET_FLAGS;
|
|
617
|
923
|
|
|
924 /* Nobody should be accessing anything in this object any more, and
|
|
|
925 making all Lisp_Objects Qnil allows for better GC'ing in case a
|
|
|
926 pointer to the dead device continues to hang around. Zero all
|
|
|
927 other structs in case someone tries to access something through
|
|
|
928 them. */
|
|
|
929 nuke_all_device_slots (d, Qnil);
|
|
428
|
930 d->devmeths = dead_console_methods;
|
|
1204
|
931 d->devtype = dead_console;
|
|
853
|
932 note_object_deleted (device);
|
|
617
|
933
|
|
428
|
934 UNGCPRO;
|
|
|
935 }
|
|
|
936
|
|
|
937 /* delete a device as a result of an I/O error. Called from
|
|
|
938 an enqueued magic-eval event. */
|
|
|
939
|
|
|
940 void
|
|
|
941 io_error_delete_device (Lisp_Object device)
|
|
|
942 {
|
|
|
943 /* Note: it's the console that should get deleted, but
|
|
|
944 delete_device_internal() contains a hack that also deletes the
|
|
|
945 console when called from this function. */
|
|
|
946 delete_device_internal (XDEVICE (device), 1, 0, 1);
|
|
|
947 }
|
|
|
948
|
|
|
949 DEFUN ("delete-device", Fdelete_device, 1, 2, 0, /*
|
|
|
950 Delete DEVICE, permanently eliminating it from use.
|
|
|
951 Normally, you cannot delete the last non-minibuffer-only frame (you must
|
|
|
952 use `save-buffers-kill-emacs' or `kill-emacs'). However, if optional
|
|
|
953 second argument FORCE is non-nil, you can delete the last frame. (This
|
|
|
954 will automatically call `save-buffers-kill-emacs'.)
|
|
|
955 */
|
|
|
956 (device, force))
|
|
|
957 {
|
|
|
958 CHECK_DEVICE (device);
|
|
|
959 delete_device_internal (XDEVICE (device), !NILP (force), 0, 0);
|
|
|
960 return Qnil;
|
|
|
961 }
|
|
|
962
|
|
|
963 DEFUN ("device-frame-list", Fdevice_frame_list, 0, 1, 0, /*
|
|
|
964 Return a list of all frames on DEVICE.
|
|
|
965 If DEVICE is nil, the selected device will be used.
|
|
|
966 */
|
|
|
967 (device))
|
|
|
968 {
|
|
|
969 return Fcopy_sequence (DEVICE_FRAME_LIST (decode_device (device)));
|
|
|
970 }
|
|
|
971
|
|
|
972 DEFUN ("device-class", Fdevice_class, 0, 1, 0, /*
|
|
|
973 Return the class (color behavior) of DEVICE.
|
|
|
974 This will be one of 'color, 'grayscale, or 'mono.
|
|
|
975 */
|
|
|
976 (device))
|
|
|
977 {
|
|
|
978 return DEVICE_CLASS (decode_device (device));
|
|
|
979 }
|
|
|
980
|
|
|
981 DEFUN ("set-device-class", Fset_device_class, 2, 2, 0, /*
|
|
|
982 Set the class (color behavior) of DEVICE.
|
|
|
983 CLASS should be one of 'color, 'grayscale, or 'mono.
|
|
|
984 This is only allowed on device such as TTY devices, where the color
|
|
|
985 behavior cannot necessarily be determined automatically.
|
|
|
986 */
|
|
1204
|
987 (device, class_))
|
|
428
|
988 {
|
|
|
989 struct device *d = decode_device (device);
|
|
793
|
990 device = wrap_device (d);
|
|
428
|
991 if (!DEVICE_TTY_P (d))
|
|
563
|
992 gui_error ("Cannot change the class of this device", device);
|
|
1204
|
993 if (!EQ (class_, Qcolor) && !EQ (class_, Qmono) && !EQ (class_, Qgrayscale))
|
|
|
994 invalid_constant ("Must be color, mono, or grayscale", class_);
|
|
|
995 if (! EQ (DEVICE_CLASS (d), class_))
|
|
428
|
996 {
|
|
|
997 Lisp_Object frmcons;
|
|
1204
|
998 DEVICE_CLASS (d) = class_;
|
|
428
|
999 DEVICE_FRAME_LOOP (frmcons, d)
|
|
|
1000 {
|
|
|
1001 struct frame *f = XFRAME (XCAR (frmcons));
|
|
|
1002
|
|
|
1003 recompute_all_cached_specifiers_in_frame (f);
|
|
|
1004 MARK_FRAME_FACES_CHANGED (f);
|
|
|
1005 MARK_FRAME_GLYPHS_CHANGED (f);
|
|
|
1006 MARK_FRAME_SUBWINDOWS_CHANGED (f);
|
|
|
1007 MARK_FRAME_TOOLBARS_CHANGED (f);
|
|
442
|
1008 MARK_FRAME_GUTTERS_CHANGED (f);
|
|
428
|
1009 f->menubar_changed = 1;
|
|
|
1010 }
|
|
|
1011 }
|
|
|
1012 return Qnil;
|
|
|
1013 }
|
|
|
1014
|
|
|
1015 DEFUN ("set-device-baud-rate", Fset_device_baud_rate, 2, 2, 0, /*
|
|
|
1016 Set the output baud rate of DEVICE to RATE.
|
|
|
1017 On most systems, changing this value will affect the amount of padding
|
|
|
1018 and other strategic decisions made during redisplay.
|
|
|
1019 */
|
|
|
1020 (device, rate))
|
|
|
1021 {
|
|
|
1022 CHECK_INT (rate);
|
|
|
1023
|
|
|
1024 DEVICE_BAUD_RATE (decode_device (device)) = XINT (rate);
|
|
|
1025
|
|
|
1026 return rate;
|
|
|
1027 }
|
|
|
1028
|
|
|
1029 DEFUN ("device-baud-rate", Fdevice_baud_rate, 0, 1, 0, /*
|
|
|
1030 Return the output baud rate of DEVICE.
|
|
|
1031 */
|
|
|
1032 (device))
|
|
|
1033 {
|
|
|
1034 return make_int (DEVICE_BAUD_RATE (decode_device (device)));
|
|
|
1035 }
|
|
|
1036
|
|
440
|
1037 DEFUN ("device-printer-p", Fdevice_printer_p, 0, 1, 0, /*
|
|
|
1038 Return t if DEVICE is a printer, nil if it is a display. DEVICE defaults
|
|
|
1039 to selected device if omitted, and must be live if specified.
|
|
|
1040 */
|
|
|
1041 (device))
|
|
|
1042 {
|
|
442
|
1043 return DEVICE_PRINTER_P (decode_device (device)) ? Qt : Qnil;
|
|
440
|
1044 }
|
|
|
1045
|
|
428
|
1046 DEFUN ("device-system-metric", Fdevice_system_metric, 1, 3, 0, /*
|
|
|
1047 Get a metric for DEVICE as provided by the system.
|
|
|
1048
|
|
|
1049 METRIC must be a symbol specifying requested metric. Note that the metrics
|
|
|
1050 returned are these provided by the system internally, not read from resources,
|
|
|
1051 so obtained from the most internal level.
|
|
|
1052
|
|
|
1053 If a metric is not provided by the system, then DEFAULT is returned.
|
|
|
1054
|
|
|
1055 When DEVICE is nil, selected device is assumed
|
|
|
1056
|
|
|
1057 Metrics, by group, are:
|
|
|
1058
|
|
|
1059 COLORS. Colors are returned as valid color instantiators. No other assumption
|
|
|
1060 on the returned value should be made (i.e. it can be a string on one system but
|
|
|
1061 a color instance on another). For colors, returned value is a cons of
|
|
|
1062 foreground and background colors. Note that if the system provides only one
|
|
|
1063 color of the pair, the second one may be nil.
|
|
|
1064
|
|
|
1065 color-default Standard window text foreground and background.
|
|
|
1066 color-select Selection highlight text and background colors.
|
|
|
1067 color-balloon Balloon popup text and background colors.
|
|
|
1068 color-3d-face 3-D object (button, modeline) text and surface colors.
|
|
|
1069 color-3d-light Fore and back colors for 3-D edges facing light source.
|
|
|
1070 color-3d-dark Fore and back colors for 3-D edges facing away from
|
|
|
1071 light source.
|
|
|
1072 color-menu Text and background for menus
|
|
|
1073 color-menu-highlight Selected menu item colors
|
|
|
1074 color-menu-button Menu button colors
|
|
|
1075 color-menu-disabled Unselectable menu item colors
|
|
|
1076 color-toolbar Toolbar foreground and background colors
|
|
|
1077 color-scrollbar Scrollbar foreground and background colors
|
|
|
1078 color-desktop Desktop window colors
|
|
|
1079 color-workspace Workspace window colors
|
|
|
1080
|
|
|
1081 FONTS. Fonts are returned as valid font instantiators. No other assumption on
|
|
|
1082 the returned value should be made (i.e. it can be a string on one system but
|
|
|
1083 font instance on another).
|
|
|
1084
|
|
|
1085 font-default Default fixed width font.
|
|
|
1086 font-menubar Menubar font
|
|
|
1087 font-dialog Dialog boxes font
|
|
|
1088
|
|
|
1089 GEOMETRY. These metrics are returned as conses of (X . Y). As with colors,
|
|
|
1090 either car or cdr of the cons may be nil if the system does not provide one
|
|
|
1091 of the corresponding dimensions.
|
|
|
1092
|
|
|
1093 size-cursor Mouse cursor size.
|
|
|
1094 size-scrollbar Scrollbars (WIDTH . HEIGHT)
|
|
|
1095 size-menu Menubar height, as (nil . HEIGHT)
|
|
|
1096 size-toolbar Toolbar width and height.
|
|
|
1097 size-toolbar-button Toolbar button size.
|
|
|
1098 size-toolbar-border Toolbar border width and height.
|
|
|
1099 size-icon Icon dimensions.
|
|
|
1100 size-icon-small Small icon dimensions.
|
|
440
|
1101 size-device Device screen or paper size in pixels.
|
|
|
1102 size-workspace Workspace size in pixels. This can be less than or
|
|
442
|
1103 equal to the above. For displays, this is the area
|
|
|
1104 available to applications less window manager
|
|
440
|
1105 decorations. For printers, this is the size of
|
|
|
1106 printable area.
|
|
|
1107 offset-workspace Offset of workspace area from the top left corner
|
|
442
|
1108 of screen or paper, in pixels.
|
|
428
|
1109 size-device-mm Device screen size in millimeters.
|
|
|
1110 device-dpi Device resolution, in dots per inch.
|
|
|
1111 num-bit-planes Integer, number of device bit planes.
|
|
|
1112 num-color-cells Integer, number of device color cells.
|
|
|
1113
|
|
|
1114 FEATURES. This group reports various device features. If a feature is
|
|
|
1115 present, integer 1 (one) is returned, if it is not present, then integer
|
|
|
1116 0 (zero) is returned. If the system is unaware of the feature, then
|
|
|
1117 DEFAULT is returned.
|
|
|
1118
|
|
|
1119 mouse-buttons Integer, number of mouse buttons, or zero if no mouse.
|
|
|
1120 swap-buttons Non-zero if left and right mouse buttons are swapped.
|
|
|
1121 show-sounds User preference for visual over audible bell.
|
|
|
1122 slow-device Device is slow, avoid animation.
|
|
|
1123 security Non-zero if user environment is secure.
|
|
|
1124 */
|
|
|
1125 (device, metric, default_))
|
|
|
1126 {
|
|
|
1127 struct device *d = decode_device (device);
|
|
|
1128 enum device_metrics m;
|
|
|
1129 Lisp_Object res;
|
|
|
1130
|
|
|
1131 /* Decode metric */
|
|
|
1132 #define FROB(met) \
|
|
|
1133 else if (EQ (metric, Q##met)) \
|
|
|
1134 m = DM_##met
|
|
|
1135
|
|
|
1136 if (0)
|
|
|
1137 ;
|
|
|
1138 FROB (color_default);
|
|
|
1139 FROB (color_select);
|
|
|
1140 FROB (color_balloon);
|
|
|
1141 FROB (color_3d_face);
|
|
|
1142 FROB (color_3d_light);
|
|
|
1143 FROB (color_3d_dark);
|
|
|
1144 FROB (color_menu);
|
|
|
1145 FROB (color_menu_highlight);
|
|
|
1146 FROB (color_menu_button);
|
|
|
1147 FROB (color_menu_disabled);
|
|
|
1148 FROB (color_toolbar);
|
|
|
1149 FROB (color_scrollbar);
|
|
|
1150 FROB (color_desktop);
|
|
|
1151 FROB (color_workspace);
|
|
|
1152 FROB (font_default);
|
|
|
1153 FROB (font_menubar);
|
|
|
1154 FROB (font_dialog);
|
|
|
1155 FROB (size_cursor);
|
|
|
1156 FROB (size_scrollbar);
|
|
|
1157 FROB (size_menu);
|
|
|
1158 FROB (size_toolbar);
|
|
|
1159 FROB (size_toolbar_button);
|
|
|
1160 FROB (size_toolbar_border);
|
|
|
1161 FROB (size_icon);
|
|
|
1162 FROB (size_icon_small);
|
|
|
1163 FROB (size_device);
|
|
|
1164 FROB (size_workspace);
|
|
440
|
1165 FROB (offset_workspace);
|
|
428
|
1166 FROB (size_device_mm);
|
|
|
1167 FROB (device_dpi);
|
|
|
1168 FROB (num_bit_planes);
|
|
|
1169 FROB (num_color_cells);
|
|
|
1170 FROB (mouse_buttons);
|
|
|
1171 FROB (swap_buttons);
|
|
|
1172 FROB (show_sounds);
|
|
|
1173 FROB (slow_device);
|
|
|
1174 FROB (security);
|
|
|
1175 else
|
|
563
|
1176 invalid_constant ("Invalid device metric symbol", metric);
|
|
428
|
1177
|
|
|
1178 res = DEVMETH_OR_GIVEN (d, device_system_metrics, (d, m), Qunbound);
|
|
|
1179 return UNBOUNDP(res) ? default_ : res;
|
|
|
1180
|
|
|
1181 #undef FROB
|
|
|
1182 }
|
|
|
1183
|
|
|
1184 DEFUN ("device-system-metrics", Fdevice_system_metrics, 0, 1, 0, /*
|
|
|
1185 Get a property list of device metric for DEVICE.
|
|
|
1186
|
|
|
1187 See `device-system-metric' for the description of available metrics.
|
|
|
1188 DEVICE defaults to selected device when omitted.
|
|
|
1189 */
|
|
|
1190 (device))
|
|
|
1191 {
|
|
|
1192 struct device *d = decode_device (device);
|
|
|
1193 Lisp_Object plist = Qnil, one_metric;
|
|
|
1194
|
|
|
1195 #define FROB(m) \
|
|
|
1196 if (!UNBOUNDP ((one_metric = \
|
|
|
1197 DEVMETH_OR_GIVEN (d, device_system_metrics, \
|
|
|
1198 (d, DM_##m), Qunbound)))) \
|
|
|
1199 plist = Fcons (Q##m, Fcons (one_metric, plist));
|
|
|
1200
|
|
|
1201 FROB (color_default);
|
|
|
1202 FROB (color_select);
|
|
|
1203 FROB (color_balloon);
|
|
|
1204 FROB (color_3d_face);
|
|
|
1205 FROB (color_3d_light);
|
|
|
1206 FROB (color_3d_dark);
|
|
|
1207 FROB (color_menu);
|
|
|
1208 FROB (color_menu_highlight);
|
|
|
1209 FROB (color_menu_button);
|
|
|
1210 FROB (color_menu_disabled);
|
|
|
1211 FROB (color_toolbar);
|
|
|
1212 FROB (color_scrollbar);
|
|
|
1213 FROB (color_desktop);
|
|
|
1214 FROB (color_workspace);
|
|
|
1215 FROB (font_default);
|
|
|
1216 FROB (font_menubar);
|
|
|
1217 FROB (font_dialog);
|
|
|
1218 FROB (size_cursor);
|
|
|
1219 FROB (size_scrollbar);
|
|
|
1220 FROB (size_menu);
|
|
|
1221 FROB (size_toolbar);
|
|
|
1222 FROB (size_toolbar_button);
|
|
|
1223 FROB (size_toolbar_border);
|
|
|
1224 FROB (size_icon);
|
|
|
1225 FROB (size_icon_small);
|
|
|
1226 FROB (size_device);
|
|
|
1227 FROB (size_workspace);
|
|
440
|
1228 FROB (offset_workspace);
|
|
428
|
1229 FROB (size_device_mm);
|
|
|
1230 FROB (device_dpi);
|
|
|
1231 FROB (num_bit_planes);
|
|
|
1232 FROB (num_color_cells);
|
|
|
1233 FROB (mouse_buttons);
|
|
|
1234 FROB (swap_buttons);
|
|
|
1235 FROB (show_sounds);
|
|
|
1236 FROB (slow_device);
|
|
|
1237 FROB (security);
|
|
|
1238
|
|
|
1239 return plist;
|
|
|
1240
|
|
|
1241 #undef FROB
|
|
|
1242 }
|
|
|
1243
|
|
|
1244 Lisp_Object
|
|
|
1245 domain_device_type (Lisp_Object domain)
|
|
|
1246 {
|
|
|
1247 /* This cannot GC */
|
|
|
1248 assert (WINDOWP (domain) || FRAMEP (domain)
|
|
|
1249 || DEVICEP (domain) || CONSOLEP (domain));
|
|
|
1250
|
|
|
1251 if (WINDOWP (domain))
|
|
|
1252 {
|
|
|
1253 if (!WINDOW_LIVE_P (XWINDOW (domain)))
|
|
|
1254 return Qdead;
|
|
|
1255 domain = WINDOW_FRAME (XWINDOW (domain));
|
|
|
1256 }
|
|
|
1257 if (FRAMEP (domain))
|
|
|
1258 {
|
|
|
1259 if (!FRAME_LIVE_P (XFRAME (domain)))
|
|
|
1260 return Qdead;
|
|
|
1261 domain = FRAME_DEVICE (XFRAME (domain));
|
|
|
1262 }
|
|
|
1263 if (DEVICEP (domain))
|
|
|
1264 {
|
|
|
1265 if (!DEVICE_LIVE_P (XDEVICE (domain)))
|
|
|
1266 return Qdead;
|
|
|
1267 domain = DEVICE_CONSOLE (XDEVICE (domain));
|
|
|
1268 }
|
|
|
1269 return CONSOLE_TYPE (XCONSOLE (domain));
|
|
|
1270 }
|
|
|
1271
|
|
|
1272 /*
|
|
|
1273 * Determine whether window system bases window geometry on character
|
|
|
1274 * or pixel counts.
|
|
|
1275 * Return non-zero for pixel-based geometry, zero for character-based.
|
|
|
1276 */
|
|
|
1277 int
|
|
|
1278 window_system_pixelated_geometry (Lisp_Object domain)
|
|
|
1279 {
|
|
|
1280 /* This cannot GC */
|
|
|
1281 Lisp_Object winsy = domain_device_type (domain);
|
|
|
1282 struct console_methods *meth = decode_console_type (winsy, ERROR_ME_NOT);
|
|
|
1283 assert (meth);
|
|
545
|
1284 return CONMETH_IMPL_FLAG (meth, XDEVIMPF_PIXEL_GEOMETRY);
|
|
428
|
1285 }
|
|
|
1286
|
|
|
1287 DEFUN ("domain-device-type", Fdomain_device_type, 0, 1, 0, /*
|
|
|
1288 Return the device type symbol for a DOMAIN, e.g. 'x or 'tty.
|
|
|
1289 DOMAIN can be either a window, frame, device or console.
|
|
|
1290 */
|
|
|
1291 (domain))
|
|
|
1292 {
|
|
|
1293 if (!WINDOWP (domain) && !FRAMEP (domain)
|
|
|
1294 && !DEVICEP (domain) && !CONSOLEP (domain))
|
|
563
|
1295 invalid_argument
|
|
428
|
1296 ("Domain must be either a window, frame, device or console", domain);
|
|
|
1297
|
|
|
1298 return domain_device_type (domain);
|
|
|
1299 }
|
|
|
1300
|
|
|
1301 void
|
|
|
1302 handle_asynch_device_change (void)
|
|
|
1303 {
|
|
|
1304 int i;
|
|
|
1305 int old_asynch_device_change_pending = asynch_device_change_pending;
|
|
|
1306 for (i = 0; i < Dynarr_length (the_console_type_entry_dynarr); i++)
|
|
|
1307 {
|
|
|
1308 if (Dynarr_at (the_console_type_entry_dynarr, i).meths->
|
|
|
1309 asynch_device_change_method)
|
|
|
1310 (Dynarr_at (the_console_type_entry_dynarr, i).meths->
|
|
|
1311 asynch_device_change_method) ();
|
|
|
1312 }
|
|
|
1313 /* reset the flag to 0 unless another notification occurred while
|
|
|
1314 we were processing this one. Block SIGWINCH during this
|
|
|
1315 check to prevent a possible race condition. */
|
|
442
|
1316 #ifdef SIGWINCH
|
|
428
|
1317 EMACS_BLOCK_SIGNAL (SIGWINCH);
|
|
|
1318 #endif
|
|
|
1319 if (old_asynch_device_change_pending == asynch_device_change_pending)
|
|
|
1320 asynch_device_change_pending = 0;
|
|
442
|
1321 #ifdef SIGWINCH
|
|
428
|
1322 EMACS_UNBLOCK_SIGNAL (SIGWINCH);
|
|
|
1323 #endif
|
|
|
1324 }
|
|
|
1325
|
|
771
|
1326 static Lisp_Object
|
|
|
1327 unlock_device (Lisp_Object d)
|
|
|
1328 {
|
|
|
1329 UNLOCK_DEVICE (XDEVICE (d));
|
|
|
1330 return Qnil;
|
|
|
1331 }
|
|
|
1332
|
|
872
|
1333 Lisp_Object
|
|
428
|
1334 call_critical_lisp_code (struct device *d, Lisp_Object function,
|
|
|
1335 Lisp_Object object)
|
|
|
1336 {
|
|
853
|
1337 /* This function cannot GC */
|
|
771
|
1338 int count = begin_gc_forbidden ();
|
|
853
|
1339 struct gcpro gcpro1;
|
|
|
1340 Lisp_Object args[3];
|
|
872
|
1341 Lisp_Object retval;
|
|
853
|
1342
|
|
771
|
1343 specbind (Qinhibit_quit, Qt);
|
|
|
1344 record_unwind_protect (unlock_device, wrap_device (d));
|
|
428
|
1345
|
|
771
|
1346 /* [[There's no real reason to bother doing unwind-protects, because if
|
|
428
|
1347 initialize-*-faces signals an error, emacs is going to crash
|
|
771
|
1348 immediately.]] But this sucks! This code is called not only during
|
|
|
1349 the initial device, but for other devices as well! #### When dealing
|
|
|
1350 with non-initial devices, we should signal an error but NOT kill
|
|
|
1351 ourselves! --ben
|
|
428
|
1352 */
|
|
|
1353 LOCK_DEVICE (d);
|
|
|
1354
|
|
853
|
1355 args[0] = Qreally_early_error_handler;
|
|
|
1356 args[1] = function;
|
|
|
1357 args[2] = object;
|
|
|
1358
|
|
|
1359 GCPRO1_ARRAY (args, 3);
|
|
|
1360
|
|
|
1361 /* It's useful to have an error handler; otherwise an infinite
|
|
428
|
1362 loop may result. */
|
|
872
|
1363 retval = Fcall_with_condition_handler (!NILP (object) ? 3 : 2, args);
|
|
853
|
1364
|
|
|
1365 UNGCPRO;
|
|
428
|
1366
|
|
872
|
1367 return unbind_to_1 (count, retval);
|
|
428
|
1368 }
|
|
|
1369
|
|
|
1370
|
|
|
1371 /************************************************************************/
|
|
|
1372 /* initialization */
|
|
|
1373 /************************************************************************/
|
|
|
1374
|
|
|
1375 void
|
|
|
1376 syms_of_device (void)
|
|
|
1377 {
|
|
442
|
1378 INIT_LRECORD_IMPLEMENTATION (device);
|
|
|
1379
|
|
428
|
1380 DEFSUBR (Fvalid_device_class_p);
|
|
|
1381 DEFSUBR (Fdevice_class_list);
|
|
|
1382
|
|
|
1383 DEFSUBR (Fdfw_device);
|
|
|
1384 DEFSUBR (Fselected_device);
|
|
|
1385 DEFSUBR (Fselect_device);
|
|
|
1386 DEFSUBR (Fset_device_selected_frame);
|
|
|
1387 DEFSUBR (Fdevicep);
|
|
|
1388 DEFSUBR (Fdevice_live_p);
|
|
|
1389 DEFSUBR (Fdevice_name);
|
|
|
1390 DEFSUBR (Fdevice_connection);
|
|
|
1391 DEFSUBR (Fdevice_console);
|
|
|
1392 DEFSUBR (Ffind_device);
|
|
|
1393 DEFSUBR (Fget_device);
|
|
|
1394 DEFSUBR (Fmake_device);
|
|
872
|
1395 DEFSUBR (Fdefault_device);
|
|
428
|
1396 DEFSUBR (Fdelete_device);
|
|
|
1397 DEFSUBR (Fdevice_frame_list);
|
|
|
1398 DEFSUBR (Fdevice_class);
|
|
|
1399 DEFSUBR (Fset_device_class);
|
|
|
1400 DEFSUBR (Fdevice_system_metrics);
|
|
|
1401 DEFSUBR (Fdevice_system_metric);
|
|
|
1402 DEFSUBR (Fset_device_baud_rate);
|
|
|
1403 DEFSUBR (Fdevice_baud_rate);
|
|
|
1404 DEFSUBR (Fdomain_device_type);
|
|
440
|
1405 DEFSUBR (Fdevice_printer_p);
|
|
428
|
1406
|
|
563
|
1407 DEFSYMBOL (Qdevicep);
|
|
|
1408 DEFSYMBOL (Qdevice_live_p);
|
|
428
|
1409
|
|
563
|
1410 DEFSYMBOL (Qcreate_device_hook);
|
|
|
1411 DEFSYMBOL (Qdelete_device_hook);
|
|
428
|
1412
|
|
|
1413 /* Qcolor defined in general.c */
|
|
563
|
1414 DEFSYMBOL (Qgrayscale);
|
|
|
1415 DEFSYMBOL (Qmono);
|
|
428
|
1416
|
|
|
1417 /* Device metrics symbols */
|
|
563
|
1418 DEFSYMBOL (Qcolor_default);
|
|
|
1419 DEFSYMBOL (Qcolor_select);
|
|
|
1420 DEFSYMBOL (Qcolor_balloon);
|
|
|
1421 DEFSYMBOL (Qcolor_3d_face);
|
|
|
1422 DEFSYMBOL (Qcolor_3d_light);
|
|
|
1423 DEFSYMBOL (Qcolor_3d_dark);
|
|
|
1424 DEFSYMBOL (Qcolor_menu);
|
|
|
1425 DEFSYMBOL (Qcolor_menu_highlight);
|
|
|
1426 DEFSYMBOL (Qcolor_menu_button);
|
|
|
1427 DEFSYMBOL (Qcolor_menu_disabled);
|
|
|
1428 DEFSYMBOL (Qcolor_toolbar);
|
|
|
1429 DEFSYMBOL (Qcolor_scrollbar);
|
|
|
1430 DEFSYMBOL (Qcolor_desktop);
|
|
|
1431 DEFSYMBOL (Qcolor_workspace);
|
|
|
1432 DEFSYMBOL (Qfont_default);
|
|
|
1433 DEFSYMBOL (Qfont_menubar);
|
|
|
1434 DEFSYMBOL (Qfont_dialog);
|
|
|
1435 DEFSYMBOL (Qsize_cursor);
|
|
|
1436 DEFSYMBOL (Qsize_scrollbar);
|
|
|
1437 DEFSYMBOL (Qsize_menu);
|
|
|
1438 DEFSYMBOL (Qsize_toolbar);
|
|
|
1439 DEFSYMBOL (Qsize_toolbar_button);
|
|
|
1440 DEFSYMBOL (Qsize_toolbar_border);
|
|
|
1441 DEFSYMBOL (Qsize_icon);
|
|
|
1442 DEFSYMBOL (Qsize_icon_small);
|
|
|
1443 DEFSYMBOL (Qsize_device);
|
|
|
1444 DEFSYMBOL (Qsize_workspace);
|
|
|
1445 DEFSYMBOL (Qoffset_workspace);
|
|
|
1446 DEFSYMBOL (Qsize_device_mm);
|
|
|
1447 DEFSYMBOL (Qnum_bit_planes);
|
|
|
1448 DEFSYMBOL (Qnum_color_cells);
|
|
|
1449 DEFSYMBOL (Qdevice_dpi);
|
|
|
1450 DEFSYMBOL (Qmouse_buttons);
|
|
|
1451 DEFSYMBOL (Qswap_buttons);
|
|
|
1452 DEFSYMBOL (Qshow_sounds);
|
|
|
1453 DEFSYMBOL (Qslow_device);
|
|
|
1454 DEFSYMBOL (Qsecurity);
|
|
428
|
1455 }
|
|
|
1456
|
|
|
1457 void
|
|
|
1458 reinit_vars_of_device (void)
|
|
|
1459 {
|
|
|
1460 staticpro_nodump (&Vdefault_device);
|
|
|
1461 Vdefault_device = Qnil;
|
|
|
1462 asynch_device_change_pending = 0;
|
|
|
1463 }
|
|
|
1464
|
|
|
1465 void
|
|
|
1466 vars_of_device (void)
|
|
|
1467 {
|
|
|
1468 reinit_vars_of_device ();
|
|
|
1469
|
|
|
1470 DEFVAR_LISP ("create-device-hook", &Vcreate_device_hook /*
|
|
|
1471 Function or functions to call when a device is created.
|
|
|
1472 One argument, the newly-created device.
|
|
|
1473 This is called after the first frame has been created, but before
|
|
|
1474 calling the `create-frame-hook'.
|
|
|
1475 Note that in general the device will not be selected.
|
|
|
1476 */ );
|
|
|
1477 Vcreate_device_hook = Qnil;
|
|
|
1478
|
|
|
1479 DEFVAR_LISP ("delete-device-hook", &Vdelete_device_hook /*
|
|
|
1480 Function or functions to call when a device is deleted.
|
|
|
1481 One argument, the to-be-deleted device.
|
|
|
1482 */ );
|
|
|
1483 Vdelete_device_hook = Qnil;
|
|
|
1484
|
|
872
|
1485 /* Plist of device types and their default devices. */
|
|
|
1486 Vdefault_device_plist = Qnil;
|
|
|
1487 staticpro (&Vdefault_device_plist);
|
|
|
1488
|
|
428
|
1489 Vdevice_class_list = list3 (Qcolor, Qgrayscale, Qmono);
|
|
|
1490 staticpro (&Vdevice_class_list);
|
|
|
1491
|
|
|
1492 /* Death to devices.el !!! */
|
|
617
|
1493 Fprovide (intern ("devices"));
|
|
428
|
1494 }
|
