src/commands.h

   1 /* Definitions needed by most editing commands.
   2    Copyright (C) 1985 Free Software Foundation, Inc.
   3
   4 This file is part of GNU Emacs.
   5
   6 GNU Emacs is free software; you can redistribute it and/or modify
   7 it under the terms of the GNU General Public License as published by
   8 the Free Software Foundation; either version 1, or (at your option)
   9 any later version.
  10
  11 GNU Emacs is distributed in the hope that it will be useful,
  12 but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 GNU General Public License for more details.
  15
  16 You should have received a copy of the GNU General Public License
  17 along with GNU Emacs; see the file COPYING.  If not, write to
  18 the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
  19
  20
  21 #define Ctl(c) ((c)&037)
  22
  23 /* Define the names of keymaps, just so people can refer to them in
  24    calls to initial_define_key.  These should *not* be used after
  25    initialization; use-global-map doesn't affect these; it sets
  26    current_global_map instead.  */
  27 extern Lisp_Object global_map;
  28 extern Lisp_Object meta_map;
  29 extern Lisp_Object control_x_map;
  30
  31 extern Lisp_Object Vminibuffer_local_map;
  32
  33 extern Lisp_Object Vminibuffer_local_ns_map;
  34
  35 /* keymap used for minibuffers when doing completion */
  36 extern Lisp_Object Vminibuffer_local_completion_map;
  37
  38 /* keymap used for minibuffers when doing completion and require a match */
  39 extern Lisp_Object Vminibuffer_local_must_match_map;
  40
  41 /* Last character of last key sequence.  */
  42 extern Lisp_Object last_command_char;
  43
  44 /* Last input character read as a command, not counting menus
  45    reached by the mouse.  */
  46 extern Lisp_Object last_nonmenu_event;
  47
  48 /* List of command events to be re-read, or Qnil.  */
  49 extern Lisp_Object unread_command_events;
  50
  51 /* Last command executed by the editor command loop, not counting
  52    commands that set the prefix argument.  */
  53
  54 extern Lisp_Object last_command;
  55
  56 /* The command being executed by the command loop.
  57    Commands may set this, and the value set will be copied into last_command
  58    instead of the actual command.  */
  59 extern Lisp_Object this_command;
  60
  61 /* If not Qnil, this is a switch-frame event which we decided to put
  62    off until the end of a key sequence.  This should be read as the
  63    next command input, after any unread_command_events.
  64
  65    read_key_sequence uses this to delay switch-frame events until the
  66    end of the key sequence; Fread_char uses it to put off switch-frame
  67    events until a non-ASCII event is acceptable as input.  */
  68 extern Lisp_Object unread_switch_frame;
  69
  70 /* Previous command symbol found here for comparison */
  71 extern Lisp_Object last_command;
  72
  73 /* Previous value of point */
  74 extern int last_point_position;
  75
  76 /* Nonzero means ^G can quit instantly */
  77 extern int immediate_quit;
  78
  79 extern Lisp_Object Vexecuting_macro;
  80
  81 /* Nonzero if input is coming from the keyboard */
  82
  83 #define INTERACTIVE (NILP (Vexecuting_macro) && !noninteractive)
  84
  85 /* Set this nonzero to force reconsideration of mode line. */
  86
  87 extern int update_mode_lines;
  88
  89 /* Nonzero means reading single-character input with prompt
  90    so put cursor on minibuffer after the prompt.  */
  91
  92 extern int cursor_in_echo_area;