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(update_menu_bindings): New variable.

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(parse_menu_item): Use AREF.  If update_menu_bindings
is 0, don't update menu bindings.
(syms_of_keyboard): New Lisp variable `update-menu-bindings'.
This commit is contained in:
Gerd Moellmann 2000-10-04 19:00:10 +00:00
parent 5f180e5360
commit 3626fb1aea
1 changed files with 46 additions and 38 deletions
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84
src/keyboard.c
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@ -452,6 +452,10 @@ int input_pending;
int meta_key;
/* Non-zero means force key bindings update in parse_menu_item. */
int update_menu_bindings;
extern char *pending_malloc_warning;
/* Circular buffer for pre-read keyboard input. */
@ -6482,11 +6486,11 @@ parse_menu_item (item, notreal, inmenubar)
/* Initialize optional entries. */
for (i = ITEM_PROPERTY_DEF; i < ITEM_PROPERTY_ENABLE; i++)
XVECTOR (item_properties)->contents[i] = Qnil;
XVECTOR (item_properties)->contents[ITEM_PROPERTY_ENABLE] = Qt;
AREF (item_properties, i) = Qnil;
AREF (item_properties, ITEM_PROPERTY_ENABLE) = Qt;
/* Save the item here to protect it from GC. */
XVECTOR (item_properties)->contents[ITEM_PROPERTY_ITEM] = item;
AREF (item_properties, ITEM_PROPERTY_ITEM) = item;
item_string = XCAR (item);
@ -6495,13 +6499,12 @@ parse_menu_item (item, notreal, inmenubar)
if (STRINGP (item_string))
{
/* Old format menu item. */
XVECTOR (item_properties)->contents[ITEM_PROPERTY_NAME] = item_string;
AREF (item_properties, ITEM_PROPERTY_NAME) = item_string;
/* Maybe help string. */
if (CONSP (item) && STRINGP (XCAR (item)))
{
XVECTOR (item_properties)->contents[ITEM_PROPERTY_HELP]
= XCAR (item);
AREF (item_properties, ITEM_PROPERTY_HELP) = XCAR (item);
start = item;
item = XCDR (item);
}
@ -6516,27 +6519,25 @@ parse_menu_item (item, notreal, inmenubar)
}
/* This is the real definition--the function to run. */
XVECTOR (item_properties)->contents[ITEM_PROPERTY_DEF] = item;
AREF (item_properties, ITEM_PROPERTY_DEF) = item;
/* Get enable property, if any. */
if (SYMBOLP (item))
{
tem = Fget (item, Qmenu_enable);
if (!NILP (tem))
XVECTOR (item_properties)->contents[ITEM_PROPERTY_ENABLE] = tem;
AREF (item_properties, ITEM_PROPERTY_ENABLE) = tem;
}
}
else if (EQ (item_string, Qmenu_item) && CONSP (item))
{
/* New format menu item. */
XVECTOR (item_properties)->contents[ITEM_PROPERTY_NAME]
= XCAR (item);
AREF (item_properties, ITEM_PROPERTY_NAME) = XCAR (item);
start = XCDR (item);
if (CONSP (start))
{
/* We have a real binding. */
XVECTOR (item_properties)->contents[ITEM_PROPERTY_DEF]
= XCAR (start);
AREF (item_properties, ITEM_PROPERTY_DEF) = XCAR (start);
item = XCDR (start);
/* Is there a cache list with key equivalences. */
@ -6553,8 +6554,7 @@ parse_menu_item (item, notreal, inmenubar)
item = XCDR (item);
if (EQ (tem, QCenable))
XVECTOR (item_properties)->contents[ITEM_PROPERTY_ENABLE]
= XCAR (item);
AREF (item_properties, ITEM_PROPERTY_ENABLE) = XCAR (item);
else if (EQ (tem, QCvisible) && !notreal)
{
/* If got a visible property and that evaluates to nil
@ -6564,8 +6564,7 @@ parse_menu_item (item, notreal, inmenubar)
return 0;
}
else if (EQ (tem, QChelp))
XVECTOR (item_properties)->contents[ITEM_PROPERTY_HELP]
= XCAR (item);
AREF (item_properties, ITEM_PROPERTY_HELP) = XCAR (item);
else if (EQ (tem, QCfilter))
filter = item;
else if (EQ (tem, QCkey_sequence))
@ -6580,8 +6579,7 @@ parse_menu_item (item, notreal, inmenubar)
{
tem = XCAR (item);
if (CONSP (tem) || (STRINGP (tem) && NILP (cachelist)))
XVECTOR (item_properties)->contents[ITEM_PROPERTY_KEYEQ]
= tem;
AREF (item_properties, ITEM_PROPERTY_KEYEQ) = tem;
}
else if (EQ (tem, QCbutton) && CONSP (XCAR (item)))
{
@ -6590,9 +6588,9 @@ parse_menu_item (item, notreal, inmenubar)
type = XCAR (tem);
if (EQ (type, QCtoggle) || EQ (type, QCradio))
{
XVECTOR (item_properties)->contents[ITEM_PROPERTY_SELECTED]
AREF (item_properties, ITEM_PROPERTY_SELECTED)
= XCDR (tem);
XVECTOR (item_properties)->contents[ITEM_PROPERTY_TYPE]
AREF (item_properties, ITEM_PROPERTY_TYPE)
= type;
}
}
@ -6607,23 +6605,23 @@ parse_menu_item (item, notreal, inmenubar)
/* If item string is not a string, evaluate it to get string.
If we don't get a string, skip this item. */
item_string = XVECTOR (item_properties)->contents[ITEM_PROPERTY_NAME];
item_string = AREF (item_properties, ITEM_PROPERTY_NAME);
if (!(STRINGP (item_string) || notreal))
{
item_string = menu_item_eval_property (item_string);
if (!STRINGP (item_string))
return 0;
XVECTOR (item_properties)->contents[ITEM_PROPERTY_NAME] = item_string;
AREF (item_properties, ITEM_PROPERTY_NAME) = item_string;
}
/* If got a filter apply it on definition. */
def = XVECTOR (item_properties)->contents[ITEM_PROPERTY_DEF];
def = AREF (item_properties, ITEM_PROPERTY_DEF);
if (!NILP (filter))
{
def = menu_item_eval_property (list2 (XCAR (filter),
list2 (Qquote, def)));
XVECTOR (item_properties)->contents[ITEM_PROPERTY_DEF] = def;
AREF (item_properties, ITEM_PROPERTY_DEF) = def;
}
/* If we got no definition, this item is just unselectable text which
@ -6632,7 +6630,7 @@ parse_menu_item (item, notreal, inmenubar)
return (inmenubar ? 0 : 1);
/* Enable or disable selection of item. */
tem = XVECTOR (item_properties)->contents[ITEM_PROPERTY_ENABLE];
tem = AREF (item_properties, ITEM_PROPERTY_ENABLE);
if (!EQ (tem, Qt))
{
if (notreal)
@ -6641,19 +6639,20 @@ parse_menu_item (item, notreal, inmenubar)
tem = menu_item_eval_property (tem);
if (inmenubar && NILP (tem))
return 0; /* Ignore disabled items in menu bar. */
XVECTOR (item_properties)->contents[ITEM_PROPERTY_ENABLE] = tem;
AREF (item_properties, ITEM_PROPERTY_ENABLE) = tem;
}
/* See if this is a separate pane or a submenu. */
def = XVECTOR (item_properties)->contents[ITEM_PROPERTY_DEF];
def = AREF (item_properties, ITEM_PROPERTY_DEF);
tem = get_keymap_1 (def, 0, 1);
/* For a subkeymap, just record its details and exit. */
if (!NILP (tem))
{
XVECTOR (item_properties)->contents[ITEM_PROPERTY_MAP] = tem;
XVECTOR (item_properties)->contents[ITEM_PROPERTY_DEF] = tem;
AREF (item_properties, ITEM_PROPERTY_MAP) = tem;
AREF (item_properties, ITEM_PROPERTY_DEF) = tem;
return 1;
}
/* At the top level in the menu bar, do likewise for commands also.
The menu bar does not display equivalent key bindings anyway.
ITEM_PROPERTY_DEF is already set up properly. */
@ -6668,7 +6667,7 @@ parse_menu_item (item, notreal, inmenubar)
XCDR (start) = Fcons (Fcons (Qnil, Qnil), XCDR (start));
cachelist = XCAR (XCDR (start));
newcache = 1;
tem = XVECTOR (item_properties)->contents[ITEM_PROPERTY_KEYEQ];
tem = AREF (item_properties, ITEM_PROPERTY_KEYEQ);
if (!NILP (keyhint))
{
XCAR (cachelist) = XCAR (keyhint);
@ -6680,6 +6679,7 @@ parse_menu_item (item, notreal, inmenubar)
XCAR (cachelist) = Qt;
}
}
tem = XCAR (cachelist);
if (!EQ (tem, Qt))
{
@ -6689,21 +6689,22 @@ parse_menu_item (item, notreal, inmenubar)
if (!NILP (tem))
tem = Fkey_binding (tem, Qnil);
prefix = XVECTOR (item_properties)->contents[ITEM_PROPERTY_KEYEQ];
prefix = AREF (item_properties, ITEM_PROPERTY_KEYEQ);
if (CONSP (prefix))
{
def = XCAR (prefix);
prefix = XCDR (prefix);
}
else
def = XVECTOR (item_properties)->contents[ITEM_PROPERTY_DEF];
def = AREF (item_properties, ITEM_PROPERTY_DEF);
if (NILP (XCAR (cachelist))) /* Have no saved key. */
if (!update_menu_bindings)
chkcache = 0;
else if (NILP (XCAR (cachelist))) /* Have no saved key. */
{
if (newcache /* Always check first time. */
/* Should we check everything when precomputing key
bindings? */
/* || notreal */
/* If something had no key binding before, don't recheck it
because that is too slow--except if we have a list of
rebound commands in Vdefine_key_rebound_commands, do
@ -6728,7 +6729,8 @@ parse_menu_item (item, notreal, inmenubar)
command name has equivalent keys. Otherwise look up the
specified command itself. We don't try both, because that
makes lmenu menus slow. */
if (SYMBOLP (def) && SYMBOLP (XSYMBOL (def)->function)
if (SYMBOLP (def)
&& SYMBOLP (XSYMBOL (def)->function)
&& ! NILP (Fget (def, Qmenu_alias)))
def = XSYMBOL (def)->function;
tem = Fwhere_is_internal (def, Qnil, Qt, Qnil);
@ -6772,7 +6774,7 @@ parse_menu_item (item, notreal, inmenubar)
return 1;
/* If we have an equivalent key binding, use that. */
XVECTOR (item_properties)->contents[ITEM_PROPERTY_KEYEQ] = tem;
AREF (item_properties, ITEM_PROPERTY_KEYEQ) = tem;
/* Include this when menu help is implemented.
tem = XVECTOR (item_properties)->contents[ITEM_PROPERTY_HELP];
@ -6786,9 +6788,9 @@ parse_menu_item (item, notreal, inmenubar)
*/
/* Handle radio buttons or toggle boxes. */
tem = XVECTOR (item_properties)->contents[ITEM_PROPERTY_SELECTED];
tem = AREF (item_properties, ITEM_PROPERTY_SELECTED);
if (!NILP (tem))
XVECTOR (item_properties)->contents[ITEM_PROPERTY_SELECTED]
AREF (item_properties, ITEM_PROPERTY_SELECTED)
= menu_item_eval_property (tem);
return 1;
@ -10628,6 +10630,12 @@ The default value is nil, in which case, point adjustment are\n\
suppressed only after special commands that set\n\
`disable-point-adjustment' (which see) to non-nil.");
Vglobal_disable_point_adjustment = Qnil;
DEFVAR_LISP ("update-menu-bindings", &update_menu_bindings,
"Non-nil means updating menu bindings is allowed.\n\
A value of nil means menu bindings should not be updated.\n\
Used during Emacs' startup.");
update_menu_bindings = 1;
}
void