Mercurial > hg > xemacs-beta
annotate src/devslots.h @ 5341:fde0802ee3e0
Zap freebsd.h.
2011-01-18 Mike Sperber <mike@xemacs.org>
* s/freebsd.h: Zap. Not really needed anymore, and it has unclear
license status.
2011-01-15 Mike Sperber <mike@xemacs.org>
* fakemail.c: #include <osreldate.h> on FreeBSD, since we no
longer have freebsd.h.
| author | Mike Sperber <sperber@deinprogramm.de> |
|---|---|
| date | Tue, 18 Jan 2011 10:01:29 +0100 |
| parents | 8b2f75cecb89 |
| children | 308d34e9f07d |
| rev | line source |
|---|---|
| 617 | 1 /* Definitions of marked slots in consoles |
| 2 Copyright (C) 1990, 1992, 1993 Free Software Foundation, Inc. | |
| 872 | 3 Copyright (C) 2002 Ben Wing. |
| 617 | 4 |
| 5 This file is part of XEmacs. | |
| 6 | |
| 7 XEmacs is free software; you can redistribute it and/or modify it | |
| 8 under the terms of the GNU General Public License as published by the | |
| 9 Free Software Foundation; either version 2, or (at your option) any | |
| 10 later version. | |
| 11 | |
| 12 XEmacs is distributed in the hope that it will be useful, but WITHOUT | |
| 13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 15 for more details. | |
| 16 | |
| 17 You should have received a copy of the GNU General Public License | |
| 18 along with XEmacs; see the file COPYING. If not, write to | |
| 19 the Free Software Foundation, Inc., 59 Temple Place - Suite 330, | |
| 20 Boston, MA 02111-1307, USA. */ | |
| 21 | |
| 22 /* Synched up with: Not in FSF. */ | |
| 23 | |
| 24 /* We define the Lisp_Objects in the device structure in a separate file | |
| 25 because there are numerous places we want to iterate over them, such | |
| 26 as when defining them in the structure, initializing them, or marking | |
| 27 them. | |
| 28 | |
| 1204 | 29 To use, define MARKED_SLOT before including this file. No need to |
| 30 undefine; that happens automatically. */ | |
| 617 | 31 |
| 32 /* Name of this device, for resourcing and printing purposes. | |
| 33 If not explicitly given, it's initialized in a device-specific | |
| 34 manner. */ | |
| 1204 | 35 MARKED_SLOT (name) |
| 617 | 36 |
| 37 /* What this device is connected to */ | |
| 1204 | 38 MARKED_SLOT (connection) |
| 617 | 39 |
| 40 /* A canonical name for the connection that is used to determine | |
| 41 whether `make-device' is being called on an existing device. */ | |
| 1204 | 42 MARKED_SLOT (canon_connection) |
| 617 | 43 |
| 44 /* List of frames on this device. */ | |
| 1204 | 45 MARKED_SLOT (frame_list) |
| 617 | 46 |
| 47 /* The console this device is on. */ | |
| 1204 | 48 MARKED_SLOT (console) |
| 617 | 49 |
| 50 /* Frame which is "currently selected". This is what `selected-frame' | |
| 51 returns and is the default frame for many operations. This may | |
| 1204 | 52 not be the same as frame_with_focus `select-frame' changes the |
| 617 | 53 selected_frame but not the frame_with_focus. However, eventually |
| 54 either the two values will be the same, or frame_with_focus will | |
| 55 be nil: right before waiting for an event, the focus is changed | |
| 56 to point to the selected_frame if XEmacs currently has the focus | |
| 57 on this device. Note that frame_with_focus may be nil (none of the | |
| 58 frames on this device have the window-system focus), but | |
| 59 selected_frame will never be nil if there are any frames on | |
| 60 the device. */ | |
| 1204 | 61 MARKED_SLOT (selected_frame) |
| 617 | 62 /* Frame that currently contains the window-manager focus, or none. |
| 63 Note that we've split frame_with_focus into two variables. | |
| 64 frame_with_focus_real is the value we use most of the time, | |
| 65 but frame_with_focus_for_hooks is used for running the select-frame-hook | |
| 66 and deselect-frame-hook. We do this because we split the focus handling | |
| 67 into two parts: one part (deals with drawing the solid/box cursor) | |
| 1204 | 68 runs as soon as a focus event is received the other (running the |
| 617 | 69 hooks) runs after any pending sit-for/sleep-for/accept-process-output |
| 70 calls are done. */ | |
| 1204 | 71 MARKED_SLOT (frame_with_focus_real) |
| 72 MARKED_SLOT (frame_with_focus_for_hooks) | |
| 617 | 73 /* If we have recently issued a request to change the focus as a |
| 74 result of select-frame having been called, the following variable | |
| 75 records the frame we are trying to focus on. The reason for this | |
| 76 is that the window manager may not grant our request to change | |
| 77 the focus (so we can't just change frame_with_focus), and we don't | |
| 78 want to keep sending requests again and again to the window manager. | |
| 79 This variable is reset whenever a focus-change event is seen. */ | |
| 1204 | 80 MARKED_SLOT (frame_that_ought_to_have_focus) |
| 617 | 81 |
| 82 /* Color class of this device. */ | |
| 1204 | 83 MARKED_SLOT (device_class) |
| 617 | 84 |
| 85 /* Alist of values for user-defined tags in this device. */ | |
| 1204 | 86 MARKED_SLOT (user_defined_tags) |
| 617 | 87 |
| 88 /* Hash tables for device-specific objects (fonts, colors, etc). | |
| 89 These are key-weak hash tables (or hash tables containing key-weak | |
| 90 hash tables) so that they disappear when the key goes away. */ | |
| 91 | |
| 92 /* This is a simple key-weak hash table hashing color names to | |
| 93 instances. */ | |
| 1204 | 94 MARKED_SLOT (color_instance_cache) |
| 617 | 95 |
| 96 /* This is a simple key-weak hash table hashing font names to | |
| 97 instances. */ | |
| 1204 | 98 MARKED_SLOT (font_instance_cache) |
| 617 | 99 |
| 100 #ifdef MULE | |
| 101 /* This is a bi-level cache, where the hash table in this slot here | |
| 102 indexes charset objects to key-weak hash tables, which in turn | |
| 103 index font names to more specific font names that match the | |
| 104 given charset's registry. This speeds up the horrendously | |
| 105 slow XListFonts() operation that needs to be done in order | |
| 106 to determine an appropriate font. */ | |
| 1204 | 107 MARKED_SLOT (charset_font_cache_stage_1) |
| 872 | 108 |
|
5176
8b2f75cecb89
rename objects* (.c, .h and .el files) to fontcolor*
Ben Wing <ben@xemacs.org>
parents:
1204
diff
changeset
|
109 /* Similar cache for stage 2, if it exists. See fontcolor.c. */ |
| 1204 | 110 MARKED_SLOT (charset_font_cache_stage_2) |
| 617 | 111 #endif |
| 112 | |
| 113 /* This is a bi-level cache, where the hash table in this slot here | |
| 114 indexes image-instance-type masks (there are currently 6 | |
| 115 image-instance types and thus 64 possible masks) to key-weak hash | |
| 116 tables like the one for colors. */ | |
| 1204 | 117 MARKED_SLOT (image_instance_cache) |
| 617 | 118 |
| 119 #undef MARKED_SLOT |