/* Manipulation of keymaps
Copyright (C) 1985, 1986, 1987, 1988, 1993, 1994, 1995,
1998, 1999, 2000, 2001, 2002, 2003, 2004,
- 2005, 2006 Free Software Foundation, Inc.
+ 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
This file is part of GNU Emacs.
GNU Emacs is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2, or (at your option)
+the Free Software Foundation; either version 3, or (at your option)
any later version.
GNU Emacs is distributed in the hope that it will be useful,
or another symbol whose function definition is used, etc.),
a cons (STRING . DEFN), meaning that DEFN is the definition
(DEFN should be a valid definition in its own right),
- or a cons (MAP . CHAR), meaning use definition of CHAR in keymap MAP.
+ or a cons (MAP . CHAR), meaning use definition of CHAR in keymap MAP,
+ or an extended menu item definition.
+ (See info node `(elisp)Extended Menu Items'.)
If KEYMAP is a sparse keymap with a binding for KEY, the existing
binding is altered. If there is no binding for KEY, the new pair
meta_bit = VECTORP (key) ? meta_modifier : 0x80;
- if (VECTORP (def) && ASIZE (def) > 0 && CONSP (AREF (def, make_number (0))))
+ if (VECTORP (def) && ASIZE (def) > 0 && CONSP (AREF (def, 0)))
{ /* DEF is apparently an XEmacs-style keyboard macro. */
Lisp_Object tmp = Fmake_vector (make_number (ASIZE (def)), Qnil);
int i = ASIZE (def);
/* This function may GC (it calls Fkey_binding). */
-DEFUN ("command-remapping", Fcommand_remapping, Scommand_remapping, 1, 2, 0,
- doc: /* Return the remapping for command COMMAND in current keymaps.
+DEFUN ("command-remapping", Fcommand_remapping, Scommand_remapping, 1, 3, 0,
+ doc: /* Return the remapping for command COMMAND.
Returns nil if COMMAND is not remapped (or not a symbol).
If the optional argument POSITION is non-nil, it specifies a mouse
position as returned by `event-start' and `event-end', and the
remapping occurs in the keymaps associated with it. It can also be a
number or marker, in which case the keymap properties at the specified
-buffer position instead of point are used. */)
- (command, position)
- Lisp_Object command, position;
+buffer position instead of point are used. The KEYMAPS argument is
+ignored if POSITION is non-nil.
+
+If the optional argument KEYMAPS is non-nil, it should be a list of
+keymaps to search for command remapping. Otherwise, search for the
+remapping in all currently active keymaps. */)
+ (command, position, keymaps)
+ Lisp_Object command, position, keymaps;
{
if (!SYMBOLP (command))
return Qnil;
ASET (command_remapping_vector, 1, command);
- return Fkey_binding (command_remapping_vector, Qnil, Qt, position);
+
+ if (NILP (keymaps))
+ return Fkey_binding (command_remapping_vector, Qnil, Qt, position);
+ else
+ {
+ Lisp_Object maps, binding;
+
+ for (maps = keymaps; !NILP (maps); maps = Fcdr (maps))
+ {
+ binding = Flookup_key (Fcar (maps), command_remapping_vector, Qnil);
+ if (!NILP (binding) && !INTEGERP (binding))
+ return binding;
+ }
+ return Qnil;
+ }
}
/* Value is number if KEY is too long; nil if valid but has no definition. */
DEFUN ("lookup-key", Flookup_key, Slookup_key, 2, 3, 0,
doc: /* In keymap KEYMAP, look up key sequence KEY. Return the definition.
-nil means undefined. See doc of `define-key' for kinds of definitions.
+A value of nil means undefined. See doc of `define-key'
+for kinds of definitions.
A number as value means KEY is "too long";
that is, characters or symbols in it except for the last one
static Lisp_Object *cmm_modes = NULL, *cmm_maps = NULL;
static int cmm_size = 0;
-/* Store a pointer to an array of the keymaps of the currently active
- minor modes in *buf, and return the number of maps it contains.
+/* Store a pointer to an array of the currently active minor modes in
+ *modeptr, a pointer to an array of the keymaps of the currently
+ active minor modes in *mapptr, and return the number of maps
+ *mapptr contains.
This function always returns a pointer to the same buffer, and may
free or reallocate it, so if you want to keep it for a long time or
/* We are not interested in locations without event data */
- if (EVENT_HAS_PARAMETERS (event)) {
- Lisp_Object kind;
-
- kind = EVENT_HEAD_KIND (EVENT_HEAD (event));
- if (EQ (kind, Qmouse_click))
- position = EVENT_START (event);
- }
+ if (EVENT_HAS_PARAMETERS (event) && CONSP (XCDR (event)))
+ {
+ Lisp_Object kind = EVENT_HEAD_KIND (EVENT_HEAD (event));
+ if (EQ (kind, Qmouse_click))
+ position = EVENT_START (event);
+ }
}
/* Key sequences beginning with mouse clicks
are read using the keymaps of the buffer clicked on, not
the current buffer. So we may have to switch the buffer
here. */
-
+
if (CONSP (position))
{
Lisp_Object window;
-
+
window = POSN_WINDOW (position);
-
+
if (WINDOWP (window)
&& BUFFERP (XWINDOW (window)->buffer)
&& XBUFFER (XWINDOW (window)->buffer) != current_buffer)
would not be a problem here, but it is easier to keep
things the same.
*/
-
+
record_unwind_protect (Fset_buffer, Fcurrent_buffer ());
-
+
set_buffer_internal (XBUFFER (XWINDOW (window)->buffer));
}
}
-
+
if (! NILP (current_kboard->Voverriding_terminal_local_map))
{
value = Flookup_key (current_kboard->Voverriding_terminal_local_map,
: MARKERP (position) ? marker_position (position)
: PT;
- local_map = get_local_map (pt, current_buffer, Qlocal_map);
- keymap = get_local_map (pt, current_buffer, Qkeymap);
+ local_map = get_local_map (pt, current_buffer, Qlocal_map);
+ keymap = get_local_map (pt, current_buffer, Qkeymap);
if (CONSP (position))
{
/* For a mouse click, get the local text-property keymap
of the place clicked on, rather than point. */
-
+
if (POSN_INBUFFER_P (position))
{
Lisp_Object pos;
{
local_map = get_local_map (XINT (pos),
current_buffer, Qlocal_map);
-
+
keymap = get_local_map (XINT (pos),
current_buffer, Qkeymap);
}
string displayed via the `display' property,
consider `local-map' and `keymap' properties of
that string. */
-
+
if (string = POSN_STRING (position),
(CONSP (string) && STRINGP (XCAR (string))))
{
Lisp_Object pos, map;
-
+
pos = XCDR (string);
string = XCAR (string);
- if (XINT (pos) >= 0
+ if (INTEGERP (pos)
+ && XINT (pos) >= 0
&& XINT (pos) < SCHARS (string))
{
map = Fget_text_property (pos, Qlocal_map, string);
keymap = map;
}
}
-
+
}
if (! NILP (keymap))
if (NILP (no_remap) && SYMBOLP (value))
{
Lisp_Object value1;
- if (value1 = Fcommand_remapping (value, position), !NILP (value1))
+ if (value1 = Fcommand_remapping (value, position, Qnil), !NILP (value1))
value = value1;
}
/* 1 means ignore all menu bindings entirely. */
int nomenus = !NILP (firstonly) && !EQ (firstonly, Qnon_ascii);
- /* If this command is remapped, then it has no key bindings
- of its own. */
- if (NILP (no_remap) && SYMBOLP (definition))
- {
- Lisp_Object tem;
- if (tem = Fcommand_remapping (definition, Qnil), !NILP (tem))
- return Qnil;
- }
-
found = keymaps;
while (CONSP (found))
{
found = Qnil;
sequences = Qnil;
+ /* If this command is remapped, then it has no key bindings
+ of its own. */
+ if (NILP (no_remap)
+ && SYMBOLP (definition)
+ && !NILP (Fcommand_remapping (definition, Qnil, keymaps)))
+ RETURN_UNGCPRO (Qnil);
+
for (; !NILP (maps); maps = Fcdr (maps))
{
/* Key sequence to reach map, and the map that it reaches */
You type Translation\n\
-------- -----------\n";
+ CHECK_BUFFER (buffer);
+
shadow = Qnil;
GCPRO1 (shadow);
tem = shadow_lookup (shadow, kludge, Qt);
if (!NILP (tem))
{
+ /* If both bindings are keymaps, this key is a prefix key,
+ so don't say it is shadowed. */
+ if (KEYMAPP (definition) && KEYMAPP (tem))
+ ;
/* Avoid generating duplicate entries if the
- shadowed binding has the same definition. */
- if (mention_shadow && !EQ (tem, definition))
+ shadowed binding has the same definition. */
+ else if (mention_shadow && !EQ (tem, definition))
this_shadowed = 1;
else
continue;
DEFVAR_LISP ("minor-mode-map-alist", &Vminor_mode_map_alist,
doc: /* Alist of keymaps to use for minor modes.
Each element looks like (VARIABLE . KEYMAP); KEYMAP is used to read
-key sequences and look up bindings iff VARIABLE's value is non-nil.
+key sequences and look up bindings if VARIABLE's value is non-nil.
If two active keymaps bind the same key, the keymap appearing earlier
in the list takes precedence. */);
Vminor_mode_map_alist = Qnil;