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keymap.c
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keymap.c
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/**
* @file
* Manage keymappings
*
* @authors
* Copyright (C) 1996-2000,2002,2010-2011 Michael R. Elkins <[email protected]>
*
* @copyright
* This program 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 of the License, or (at your option) any later
* version.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License along with
* this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include <ctype.h>
#include <limits.h>
#include <stdbool.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "keymap.h"
#include "functions.h"
#include "globals.h"
#include "lib/lib.h"
#include "mapping.h"
#include "mutt.h"
#include "mutt_curses.h"
#include "ncrypt/ncrypt.h"
#include "opcodes.h"
#include "options.h"
#include "protos.h"
#ifdef USE_IMAP
#include "imap/imap.h"
#endif
const struct Mapping Menus[] = {
{ "alias", MENU_ALIAS },
{ "attach", MENU_ATTACH },
{ "browser", MENU_FOLDER },
{ "compose", MENU_COMPOSE },
{ "editor", MENU_EDITOR },
{ "index", MENU_MAIN },
{ "pager", MENU_PAGER },
{ "postpone", MENU_POST },
{ "pgp", MENU_PGP },
{ "smime", MENU_SMIME },
#ifdef CRYPT_BACKEND_GPGME
{ "key_select_pgp", MENU_KEY_SELECT_PGP },
{ "key_select_smime", MENU_KEY_SELECT_SMIME },
#endif
#ifdef MIXMASTER
{ "mix", MENU_MIX },
#endif
{ "query", MENU_QUERY },
{ "generic", MENU_GENERIC },
{ NULL, 0 },
};
static struct Mapping KeyNames[] = {
{ "<PageUp>", KEY_PPAGE },
{ "<PageDown>", KEY_NPAGE },
{ "<Up>", KEY_UP },
{ "<Down>", KEY_DOWN },
{ "<Right>", KEY_RIGHT },
{ "<Left>", KEY_LEFT },
{ "<Delete>", KEY_DC },
{ "<BackSpace>", KEY_BACKSPACE },
{ "<Insert>", KEY_IC },
{ "<Home>", KEY_HOME },
{ "<End>", KEY_END },
{ "<Enter>", '\n' },
{ "<Return>", '\r' },
{ "<Esc>", '\033' },
{ "<Tab>", '\t' },
{ "<Space>", ' ' },
#ifdef KEY_BTAB
{ "<BackTab>", KEY_BTAB },
#endif
#ifdef KEY_NEXT
{ "<Next>", KEY_NEXT },
#endif
#ifdef NCURSES_VERSION
/* extensions supported by ncurses. values are filled in during initialization */
/* CTRL+key */
{ "<C-Up>", -1 },
{ "<C-Down>", -1 },
{ "<C-Left>", -1 },
{ "<C-Right>", -1 },
{ "<C-Home>", -1 },
{ "<C-End>", -1 },
{ "<C-Next>", -1 },
{ "<C-Prev>", -1 },
/* SHIFT+key */
{ "<S-Up>", -1 },
{ "<S-Down>", -1 },
{ "<S-Left>", -1 },
{ "<S-Right>", -1 },
{ "<S-Home>", -1 },
{ "<S-End>", -1 },
{ "<S-Next>", -1 },
{ "<S-Prev>", -1 },
/* ALT+key */
{ "<A-Up>", -1 },
{ "<A-Down>", -1 },
{ "<A-Left>", -1 },
{ "<A-Right>", -1 },
{ "<A-Home>", -1 },
{ "<A-End>", -1 },
{ "<A-Next>", -1 },
{ "<A-Prev>", -1 },
#endif /* NCURSES_VERSION */
{ NULL, 0 },
};
/* contains the last key the user pressed */
int LastKey;
struct Keymap *Keymaps[MENU_MAX];
static struct Keymap *alloc_keys(int len, keycode_t *keys)
{
struct Keymap *p = NULL;
p = safe_calloc(1, sizeof(struct Keymap));
p->len = len;
p->keys = safe_malloc(len * sizeof(keycode_t));
memcpy(p->keys, keys, len * sizeof(keycode_t));
return p;
}
static int parse_fkey(char *s)
{
char *t = NULL;
int n = 0;
if (s[0] != '<' || tolower(s[1]) != 'f')
return -1;
for (t = s + 2; *t && isdigit((unsigned char) *t); t++)
{
n *= 10;
n += *t - '0';
}
if (*t != '>')
return -1;
else
return n;
}
/**
* parse_keycode - Parse a numeric keycode
*
* This function parses the string `<NNN>` and uses the octal value as the key
* to bind.
*/
static int parse_keycode(const char *s)
{
char *endChar = NULL;
long int result = strtol(s + 1, &endChar, 8);
/* allow trailing whitespace, eg. < 1001 > */
while (ISSPACE(*endChar))
endChar++;
/* negative keycodes don't make sense, also detect overflow */
if (*endChar != '>' || result < 0 || result == LONG_MAX)
{
return -1;
}
return result;
}
static int parsekeys(const char *str, keycode_t *d, int max)
{
int n, len = max;
char buff[SHORT_STRING];
char c;
char *s = NULL, *t = NULL;
strfcpy(buff, str, sizeof(buff));
s = buff;
while (*s && len)
{
*d = '\0';
if (*s == '<' && (t = strchr(s, '>')))
{
t++;
c = *t;
*t = '\0';
if ((n = mutt_getvaluebyname(s, KeyNames)) != -1)
{
s = t;
*d = n;
}
else if ((n = parse_fkey(s)) > 0)
{
s = t;
*d = KEY_F(n);
}
else if ((n = parse_keycode(s)) > 0)
{
s = t;
*d = n;
}
*t = c;
}
if (!*d)
{
*d = (unsigned char) *s;
s++;
}
d++;
len--;
}
return (max - len);
}
/**
* km_bind_err - Set up a key binding
*
* Insert a key sequence into the specified map.
* The map is sorted by ASCII value (lowest to highest)
*/
int km_bind_err(char *s, int menu, int op, char *macro, char *descr, struct Buffer *err)
{
int retval = 0;
struct Keymap *map = NULL, *tmp = NULL, *last = NULL, *next = NULL;
keycode_t buf[MAX_SEQ];
int len, pos = 0, lastpos = 0;
len = parsekeys(s, buf, MAX_SEQ);
map = alloc_keys(len, buf);
map->op = op;
map->macro = safe_strdup(macro);
map->descr = safe_strdup(descr);
tmp = Keymaps[menu];
while (tmp)
{
if (pos >= len || pos >= tmp->len)
{
/* map and tmp match so overwrite */
do
{
/* Don't warn on overwriting a 'noop' binding */
if (tmp->len != len && tmp->op != OP_NULL)
{
/* Overwrite with the different lengths, warn */
/* TODO: MAX_SEQ here is wrong */
char old_binding[MAX_SEQ];
char new_binding[MAX_SEQ];
km_expand_key(old_binding, MAX_SEQ, map);
km_expand_key(new_binding, MAX_SEQ, tmp);
if (err)
{
/* err was passed, put the string there */
snprintf(
err->data, err->dsize,
_("Binding '%s' will alias '%s' Before, try: 'bind %s %s "
"noop' "
"https://neomutt.org/guide/configuration.html#bind-warnings"),
old_binding, new_binding, mutt_getnamebyvalue(menu, Menus), new_binding);
}
else
{
mutt_error(
_("Binding '%s' will alias '%s' Before, try: 'bind %s %s "
"noop' "
"https://neomutt.org/guide/configuration.html#bind-warnings"),
old_binding, new_binding, mutt_getnamebyvalue(menu, Menus), new_binding);
}
retval = -2;
}
len = tmp->eq;
next = tmp->next;
FREE(&tmp->macro);
FREE(&tmp->keys);
FREE(&tmp->descr);
FREE(&tmp);
tmp = next;
} while (tmp && len >= pos);
map->eq = len;
break;
}
else if (buf[pos] == tmp->keys[pos])
pos++;
else if (buf[pos] < tmp->keys[pos])
{
/* found location to insert between last and tmp */
map->eq = pos;
break;
}
else /* buf[pos] > tmp->keys[pos] */
{
last = tmp;
lastpos = pos;
if (pos > tmp->eq)
pos = tmp->eq;
tmp = tmp->next;
}
}
map->next = tmp;
if (last)
{
last->next = map;
last->eq = lastpos;
}
else
{
Keymaps[menu] = map;
}
return retval;
}
int km_bind(char *s, int menu, int op, char *macro, char *descr)
{
return km_bind_err(s, menu, op, macro, descr, NULL);
}
static int km_bindkey_err(char *s, int menu, int op, struct Buffer *err)
{
return km_bind_err(s, menu, op, NULL, NULL, err);
}
static int km_bindkey(char *s, int menu, int op)
{
return km_bindkey_err(s, menu, op, NULL);
}
static int get_op(const struct Binding *bindings, const char *start, size_t len)
{
for (int i = 0; bindings[i].name; i++)
{
if ((mutt_strncasecmp(start, bindings[i].name, len) == 0) &&
mutt_strlen(bindings[i].name) == len)
return bindings[i].op;
}
return OP_NULL;
}
static char *get_func(const struct Binding *bindings, int op)
{
for (int i = 0; bindings[i].name; i++)
{
if (bindings[i].op == op)
return bindings[i].name;
}
return NULL;
}
/**
* generic_tokenize_push_string - Parse and queue a 'push' command
*
* Parses s for `<function>` syntax and adds the whole sequence to either the
* macro or unget buffer. This function is invoked by the next two defines
* below.
*/
static void generic_tokenize_push_string(char *s, void (*generic_push)(int, int))
{
char *pp = NULL, *p = s + mutt_strlen(s) - 1;
size_t l;
int i, op = OP_NULL;
while (p >= s)
{
/* if we see something like "<PageUp>", look to see if it is a real
function name and return the corresponding value */
if (*p == '>')
{
for (pp = p - 1; pp >= s && *pp != '<'; pp--)
;
if (pp >= s)
{
if ((i = parse_fkey(pp)) > 0)
{
generic_push(KEY_F(i), 0);
p = pp - 1;
continue;
}
l = p - pp + 1;
for (i = 0; KeyNames[i].name; i++)
{
if (mutt_strncasecmp(pp, KeyNames[i].name, l) == 0)
break;
}
if (KeyNames[i].name)
{
/* found a match */
generic_push(KeyNames[i].value, 0);
p = pp - 1;
continue;
}
/* See if it is a valid command
* skip the '<' and the '>' when comparing */
for (i = 0; Menus[i].name; i++)
{
const struct Binding *binding = km_get_table(Menus[i].value);
if (binding)
{
op = get_op(binding, pp + 1, l - 2);
if (op != OP_NULL)
break;
}
}
if (op != OP_NULL)
{
generic_push(0, op);
p = pp - 1;
continue;
}
}
}
generic_push((unsigned char) *p--, 0); /* independent 8 bits chars */
}
}
static int retry_generic(int menu, keycode_t *keys, int keyslen, int lastkey)
{
if (menu != MENU_EDITOR && menu != MENU_GENERIC && menu != MENU_PAGER)
{
if (lastkey)
mutt_unget_event(lastkey, 0);
for (; keyslen; keyslen--)
mutt_unget_event(keys[keyslen - 1], 0);
return (km_dokey(MENU_GENERIC));
}
if (menu != MENU_EDITOR)
{
/* probably a good idea to flush input here so we can abort macros */
mutt_flushinp();
}
return OP_NULL;
}
/**
* km_dokey - Determine what a keypress should do
* @retval >0 Function to execute
* @retval #OP_NULL No function bound to key sequence
* @retval -1 Error occurred while reading input
* @retval -2 A timeout or sigwinch occurred
*/
int km_dokey(int menu)
{
struct Event tmp;
struct Keymap *map = Keymaps[menu];
int pos = 0;
int n = 0;
int i;
if (!map)
return (retry_generic(menu, NULL, 0, 0));
while (true)
{
i = Timeout > 0 ? Timeout : 60;
#ifdef USE_IMAP
/* keepalive may need to run more frequently than Timeout allows */
if (ImapKeepalive)
{
if (ImapKeepalive >= i)
imap_keepalive();
else
while (ImapKeepalive && ImapKeepalive < i)
{
timeout(ImapKeepalive * 1000);
tmp = mutt_getch();
timeout(-1);
/* If a timeout was not received, or the window was resized, exit the
* loop now. Otherwise, continue to loop until reaching a total of
* $timeout seconds.
*/
if (tmp.ch != -2 || SigWinch)
goto gotkey;
i -= ImapKeepalive;
imap_keepalive();
}
}
#endif
timeout(i * 1000);
tmp = mutt_getch();
timeout(-1);
#ifdef USE_IMAP
gotkey:
#endif
/* hide timeouts, but not window resizes, from the line editor. */
if (menu == MENU_EDITOR && tmp.ch == -2 && !SigWinch)
continue;
LastKey = tmp.ch;
if (LastKey < 0)
return LastKey;
/* do we have an op already? */
if (tmp.op)
{
char *func = NULL;
const struct Binding *bindings = NULL;
/* is this a valid op for this menu? */
if ((bindings = km_get_table(menu)) && (func = get_func(bindings, tmp.op)))
return tmp.op;
if (menu == MENU_EDITOR && get_func(OpEditor, tmp.op))
return tmp.op;
if (menu != MENU_EDITOR && menu != MENU_PAGER)
{
/* check generic menu */
bindings = OpGeneric;
if ((func = get_func(bindings, tmp.op)))
return tmp.op;
}
/* Sigh. Valid function but not in this context.
* Find the literal string and push it back */
for (i = 0; Menus[i].name; i++)
{
bindings = km_get_table(Menus[i].value);
if (bindings)
{
func = get_func(bindings, tmp.op);
if (func)
{
mutt_unget_event('>', 0);
mutt_unget_string(func);
mutt_unget_event('<', 0);
break;
}
}
}
/* continue to chew */
if (func)
continue;
}
/* Nope. Business as usual */
while (LastKey > map->keys[pos])
{
if (pos > map->eq || !map->next)
return (retry_generic(menu, map->keys, pos, LastKey));
map = map->next;
}
if (LastKey != map->keys[pos])
return (retry_generic(menu, map->keys, pos, LastKey));
if (++pos == map->len)
{
if (map->op != OP_MACRO)
return map->op;
if (option(OPT_IGNORE_MACRO_EVENTS))
{
mutt_error(_("Macros are currently disabled."));
return -1;
}
if (n++ == 10)
{
mutt_flushinp();
mutt_error(_("Macro loop detected."));
return -1;
}
generic_tokenize_push_string(map->macro, mutt_push_macro_event);
map = Keymaps[menu];
pos = 0;
}
}
/* not reached */
}
static void create_bindings(const struct Binding *map, int menu)
{
for (int i = 0; map[i].name; i++)
if (map[i].seq)
km_bindkey(map[i].seq, menu, map[i].op);
}
static const char *km_keyname(int c)
{
static char buf[10];
const char *p = NULL;
if ((p = mutt_getnamebyvalue(c, KeyNames)))
return p;
if (c < 256 && c > -128 && iscntrl((unsigned char) c))
{
if (c < 0)
c += 256;
if (c < 128)
{
buf[0] = '^';
buf[1] = (c + '@') & 0x7f;
buf[2] = '\0';
}
else
snprintf(buf, sizeof(buf), "\\%d%d%d", c >> 6, (c >> 3) & 7, c & 7);
}
else if (c >= KEY_F0 && c < KEY_F(256)) /* this maximum is just a guess */
sprintf(buf, "<F%d>", c - KEY_F0);
else if (IsPrint(c))
snprintf(buf, sizeof(buf), "%c", (unsigned char) c);
else
snprintf(buf, sizeof(buf), "\\x%hx", (unsigned short) c);
return buf;
}
int km_expand_key(char *s, size_t len, struct Keymap *map)
{
size_t l;
int p = 0;
if (!map)
return 0;
while (true)
{
strfcpy(s, km_keyname(map->keys[p]), len);
len -= (l = mutt_strlen(s));
if (++p >= map->len || !len)
return 1;
s += l;
}
/* not reached */
}
struct Keymap *km_find_func(int menu, int func)
{
struct Keymap *map = Keymaps[menu];
for (; map; map = map->next)
if (map->op == func)
break;
return map;
}
#ifdef NCURSES_VERSION
/**
* struct Extkey - Map key names from NeoMutt's style to Curses style
*/
struct Extkey
{
const char *name;
const char *sym;
};
static const struct Extkey ExtKeys[] = {
{ "<c-up>", "kUP5" },
{ "<s-up>", "kUP" },
{ "<a-up>", "kUP3" },
{ "<s-down>", "kDN" },
{ "<a-down>", "kDN3" },
{ "<c-down>", "kDN5" },
{ "<c-right>", "kRIT5" },
{ "<s-right>", "kRIT" },
{ "<a-right>", "kRIT3" },
{ "<s-left>", "kLFT" },
{ "<a-left>", "kLFT3" },
{ "<c-left>", "kLFT5" },
{ "<s-home>", "kHOM" },
{ "<a-home>", "kHOM3" },
{ "<c-home>", "kHOM5" },
{ "<s-end>", "kEND" },
{ "<a-end>", "kEND3" },
{ "<c-end>", "kEND5" },
{ "<s-next>", "kNXT" },
{ "<a-next>", "kNXT3" },
{ "<c-next>", "kNXT5" },
{ "<s-prev>", "kPRV" },
{ "<a-prev>", "kPRV3" },
{ "<c-prev>", "kPRV5" },
{ 0, 0 },
};
/**
* find_ext_name - Find the curses name for a key
*
* Look up Mutt's name for a key and find the ncurses extended name for it
*/
static const char *find_ext_name(const char *key)
{
for (int j = 0; ExtKeys[j].name; ++j)
{
if (strcasecmp(key, ExtKeys[j].name) == 0)
return ExtKeys[j].sym;
}
return 0;
}
#endif /* NCURSES_VERSION */
/**
* init_extended_keys - Initialise map of ncurses extended keys
*
* Determine the keycodes for ncurses extended keys and fill in the KeyNames array.
*
* This function must be called *after* initscr(), or tigetstr() returns -1.
* This creates a bit of a chicken-and-egg problem because km_init() is called
* prior to start_curses(). This means that the default keybindings can't
* include any of the extended keys because they won't be defined until later.
*/
void init_extended_keys(void)
{
#ifdef NCURSES_VERSION
use_extended_names(true);
for (int j = 0; KeyNames[j].name; ++j)
{
if (KeyNames[j].value == -1)
{
const char *keyname = find_ext_name(KeyNames[j].name);
if (keyname)
{
char *s = tigetstr((char *) keyname);
if (s && (long) (s) != -1)
{
int code = key_defined(s);
if (code > 0)
KeyNames[j].value = code;
}
}
}
}
#endif
}
void km_init(void)
{
memset(Keymaps, 0, sizeof(struct Keymap *) * MENU_MAX);
create_bindings(OpAttach, MENU_ATTACH);
create_bindings(OpBrowser, MENU_FOLDER);
create_bindings(OpCompose, MENU_COMPOSE);
create_bindings(OpMain, MENU_MAIN);
create_bindings(OpPager, MENU_PAGER);
create_bindings(OpPost, MENU_POST);
create_bindings(OpQuery, MENU_QUERY);
create_bindings(OpAlias, MENU_ALIAS);
if ((WithCrypto & APPLICATION_PGP))
create_bindings(OpPgp, MENU_PGP);
if ((WithCrypto & APPLICATION_SMIME))
create_bindings(OpSmime, MENU_SMIME);
#ifdef CRYPT_BACKEND_GPGME
create_bindings(OpPgp, MENU_KEY_SELECT_PGP);
create_bindings(OpSmime, MENU_KEY_SELECT_SMIME);
#endif
#ifdef MIXMASTER
create_bindings(OpMix, MENU_MIX);
km_bindkey("<space>", MENU_MIX, OP_GENERIC_SELECT_ENTRY);
km_bindkey("h", MENU_MIX, OP_MIX_CHAIN_PREV);
km_bindkey("l", MENU_MIX, OP_MIX_CHAIN_NEXT);
#endif
/* bindings for the line editor */
create_bindings(OpEditor, MENU_EDITOR);
km_bindkey("<up>", MENU_EDITOR, OP_EDITOR_HISTORY_UP);
km_bindkey("<down>", MENU_EDITOR, OP_EDITOR_HISTORY_DOWN);
km_bindkey("<left>", MENU_EDITOR, OP_EDITOR_BACKWARD_CHAR);
km_bindkey("<right>", MENU_EDITOR, OP_EDITOR_FORWARD_CHAR);
km_bindkey("<home>", MENU_EDITOR, OP_EDITOR_BOL);
km_bindkey("<end>", MENU_EDITOR, OP_EDITOR_EOL);
km_bindkey("<backspace>", MENU_EDITOR, OP_EDITOR_BACKSPACE);
km_bindkey("<delete>", MENU_EDITOR, OP_EDITOR_DELETE_CHAR);
km_bindkey("\177", MENU_EDITOR, OP_EDITOR_BACKSPACE);
/* generic menu keymap */
create_bindings(OpGeneric, MENU_GENERIC);
km_bindkey("<home>", MENU_GENERIC, OP_FIRST_ENTRY);
km_bindkey("<end>", MENU_GENERIC, OP_LAST_ENTRY);
km_bindkey("<pagedown>", MENU_GENERIC, OP_NEXT_PAGE);
km_bindkey("<pageup>", MENU_GENERIC, OP_PREV_PAGE);
km_bindkey("<right>", MENU_GENERIC, OP_NEXT_PAGE);
km_bindkey("<left>", MENU_GENERIC, OP_PREV_PAGE);
km_bindkey("<up>", MENU_GENERIC, OP_PREV_ENTRY);
km_bindkey("<down>", MENU_GENERIC, OP_NEXT_ENTRY);
km_bindkey("1", MENU_GENERIC, OP_JUMP);
km_bindkey("2", MENU_GENERIC, OP_JUMP);
km_bindkey("3", MENU_GENERIC, OP_JUMP);
km_bindkey("4", MENU_GENERIC, OP_JUMP);
km_bindkey("5", MENU_GENERIC, OP_JUMP);
km_bindkey("6", MENU_GENERIC, OP_JUMP);
km_bindkey("7", MENU_GENERIC, OP_JUMP);
km_bindkey("8", MENU_GENERIC, OP_JUMP);
km_bindkey("9", MENU_GENERIC, OP_JUMP);
km_bindkey("<return>", MENU_GENERIC, OP_GENERIC_SELECT_ENTRY);
km_bindkey("<enter>", MENU_GENERIC, OP_GENERIC_SELECT_ENTRY);
/* Miscellaneous extra bindings */
km_bindkey(" ", MENU_MAIN, OP_DISPLAY_MESSAGE);
km_bindkey("<up>", MENU_MAIN, OP_MAIN_PREV_UNDELETED);
km_bindkey("<down>", MENU_MAIN, OP_MAIN_NEXT_UNDELETED);
km_bindkey("J", MENU_MAIN, OP_NEXT_ENTRY);
km_bindkey("K", MENU_MAIN, OP_PREV_ENTRY);
km_bindkey("x", MENU_MAIN, OP_EXIT);
km_bindkey("<return>", MENU_MAIN, OP_DISPLAY_MESSAGE);
km_bindkey("<enter>", MENU_MAIN, OP_DISPLAY_MESSAGE);
km_bindkey("x", MENU_PAGER, OP_EXIT);
km_bindkey("i", MENU_PAGER, OP_EXIT);
km_bindkey("<backspace>", MENU_PAGER, OP_PREV_LINE);
km_bindkey("<pagedown>", MENU_PAGER, OP_NEXT_PAGE);
km_bindkey("<pageup>", MENU_PAGER, OP_PREV_PAGE);
km_bindkey("<up>", MENU_PAGER, OP_MAIN_PREV_UNDELETED);
km_bindkey("<right>", MENU_PAGER, OP_MAIN_NEXT_UNDELETED);
km_bindkey("<down>", MENU_PAGER, OP_MAIN_NEXT_UNDELETED);
km_bindkey("<left>", MENU_PAGER, OP_MAIN_PREV_UNDELETED);
km_bindkey("<home>", MENU_PAGER, OP_PAGER_TOP);
km_bindkey("<end>", MENU_PAGER, OP_PAGER_BOTTOM);
km_bindkey("1", MENU_PAGER, OP_JUMP);
km_bindkey("2", MENU_PAGER, OP_JUMP);
km_bindkey("3", MENU_PAGER, OP_JUMP);
km_bindkey("4", MENU_PAGER, OP_JUMP);
km_bindkey("5", MENU_PAGER, OP_JUMP);
km_bindkey("6", MENU_PAGER, OP_JUMP);
km_bindkey("7", MENU_PAGER, OP_JUMP);
km_bindkey("8", MENU_PAGER, OP_JUMP);
km_bindkey("9", MENU_PAGER, OP_JUMP);
km_bindkey("<return>", MENU_PAGER, OP_NEXT_LINE);
km_bindkey("<enter>", MENU_PAGER, OP_NEXT_LINE);
km_bindkey("<return>", MENU_ALIAS, OP_GENERIC_SELECT_ENTRY);
km_bindkey("<enter>", MENU_ALIAS, OP_GENERIC_SELECT_ENTRY);
km_bindkey("<space>", MENU_ALIAS, OP_TAG);
km_bindkey("<return>", MENU_ATTACH, OP_VIEW_ATTACH);
km_bindkey("<enter>", MENU_ATTACH, OP_VIEW_ATTACH);
km_bindkey("<return>", MENU_COMPOSE, OP_VIEW_ATTACH);
km_bindkey("<enter>", MENU_COMPOSE, OP_VIEW_ATTACH);
/* edit-to (default "t") hides generic tag-entry in Compose menu
This will bind tag-entry to "T" in the Compose menu */
km_bindkey("T", MENU_COMPOSE, OP_TAG);
}
void km_error_key(int menu)
{
char buf[SHORT_STRING];
struct Keymap *key = NULL;
int p, op;
key = km_find_func(menu, OP_HELP);
if (!key && (menu != MENU_EDITOR) && (menu != MENU_PAGER))
key = km_find_func(MENU_GENERIC, OP_HELP);
if (!key)
{
mutt_error(_("Key is not bound."));
return;
}
/* Make sure the key is really the help key in this menu.
*
* OP_END_COND is used as a barrier to ensure nothing extra
* is left in the unget buffer.
*
* Note that km_expand_key() + tokenize_unget_string() should
* not be used here: control sequences are expanded to a form
* (e.g. "^H") not recognized by km_dokey(). */
mutt_unget_event(0, OP_END_COND);
p = key->len;
while (p--)
mutt_unget_event(key->keys[p], 0);
/* Note, e.g. for the index menu:
* bind generic ? noop
* bind generic ,a help
* bind index ,ab quit
* The index keybinding shadows the generic binding.
* OP_END_COND will be read and returned as the op.
*
* bind generic ? noop
* bind generic dq help
* bind index d delete-message
* OP_DELETE will be returned as the op, leaving "q" + OP_END_COND
* in the unget buffer.
*/
op = km_dokey(menu);
if (op != OP_END_COND)
mutt_flush_unget_to_endcond();
if (op != OP_HELP)
{
mutt_error(_("Key is not bound."));
return;
}
km_expand_key(buf, sizeof(buf), key);
mutt_error(_("Key is not bound. Press '%s' for help."), buf);
return;
}
int mutt_parse_push(struct Buffer *buf, struct Buffer *s, unsigned long data,
struct Buffer *err)
{
int r = 0;
mutt_extract_token(buf, s, MUTT_TOKEN_CONDENSE);
if (MoreArgs(s))
{
strfcpy(err->data, _("push: too many arguments"), err->dsize);
r = -1;
}
else
generic_tokenize_push_string(buf->data, mutt_push_macro_event);
return r;
}
/**
* parse_keymap - Parse a user-config key binding
*
* Expects to see: <menu-string>,<menu-string>,... <key-string>
*/
char *parse_keymap(int *menu, struct Buffer *s, int maxmenus, int *nummenus, struct Buffer *err)
{
struct Buffer buf;
int i = 0;
char *p = NULL, *q = NULL;
mutt_buffer_init(&buf);
/* menu name */
mutt_extract_token(&buf, s, 0);
p = buf.data;
if (MoreArgs(s))
{
while (i < maxmenus)
{
q = strchr(p, ',');
if (q)
*q = '\0';
menu[i] = mutt_getvaluebyname(p, Menus);
if (menu[i] == -1)
{
snprintf(err->data, err->dsize, _("%s: no such menu"), p);
goto error;
}
i++;
if (q)
p = q + 1;
else
break;
}
*nummenus = i;