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elinks/src/config/kbdbind.c

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/* Keybinding implementation */
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <ctype.h>
#include <string.h>
#include "elinks.h"
#include "bfu/dialog.h"
#include "config/conf.h"
#include "config/dialogs.h"
#include "config/kbdbind.h"
#include "config/options.h"
#include "intl/gettext/libintl.h"
#include "main/event.h"
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#include "main/module.h"
#include "terminal/kbd.h"
#include "util/conv.h"
#include "util/memory.h"
#include "util/string.h"
/* Fix namespace clash on MacOS. */
#define table table_elinks
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#define ACTION_(map, name, action, caption, flags) \
{ name, ACT_##map##_##action, KEYMAP_ID, caption, flags }
#undef KEYMAP_ID
#define KEYMAP_ID KEYMAP_MAIN
static const struct action main_action_table[MAIN_ACTIONS + 1] = {
#include "config/actions-main.inc"
};
#undef KEYMAP_ID
#define KEYMAP_ID KEYMAP_EDIT
static const struct action edit_action_table[EDIT_ACTIONS + 1] = {
#include "config/actions-edit.inc"
};
#undef KEYMAP_ID
#define KEYMAP_ID KEYMAP_MENU
static const struct action menu_action_table[MENU_ACTIONS + 1] = {
#include "config/actions-menu.inc"
};
static const struct action_list action_table[KEYMAP_MAX] = {
{ main_action_table, sizeof_array(main_action_table) },
{ edit_action_table, sizeof_array(edit_action_table) },
{ menu_action_table, sizeof_array(menu_action_table) },
};
#undef KEYMAP_ID
#undef ACTION_
static struct keymap keymap_table[] = {
{ "main", KEYMAP_MAIN, N_("Main mapping") },
{ "edit", KEYMAP_EDIT, N_("Edit mapping") },
{ "menu", KEYMAP_MENU, N_("Menu mapping") },
};
static LIST_OF(struct keybinding) keymaps[KEYMAP_MAX];
static void add_default_keybindings(void);
static int
delete_keybinding(enum keymap_id keymap_id, struct term_event_keyboard *kbd)
{
struct keybinding *keybinding;
foreach (keybinding, keymaps[keymap_id]) {
int was_default = 0;
if (!kbd_key_is(&keybinding->kbd, kbd->key))
continue;
if (!kbd_modifier_is(&keybinding->kbd, kbd->modifier))
continue;
if (keybinding->flags & KBDB_DEFAULT_KEY) {
keybinding->flags &= ~KBDB_DEFAULT_KEY;
was_default = 1;
}
free_keybinding(keybinding);
return 1 + was_default;
}
return 0;
}
static int keybinding_is_default(struct keybinding *keybinding);
struct keybinding *
add_keybinding(enum keymap_id keymap_id, action_id_T action_id,
struct term_event_keyboard *kbd, int event)
{
struct keybinding *keybinding;
struct listbox_item *root;
int is_default;
is_default = (delete_keybinding(keymap_id, kbd) == 2);
keybinding = mem_calloc(1, sizeof(*keybinding));
if (!keybinding) return NULL;
keybinding->keymap_id = keymap_id;
keybinding->action_id = action_id;
copy_struct(&keybinding->kbd, kbd);
keybinding->event = event;
keybinding->flags = is_default * KBDB_DEFAULT_KEY;
if (keybinding_is_default(keybinding))
keybinding->flags |= KBDB_DEFAULT_BINDING;
object_nolock(keybinding, "keybinding");
add_to_list(keymaps[keymap_id], keybinding);
if (action_id == ACT_MAIN_NONE) {
/* We don't want such a listbox_item, do we? */
return NULL; /* Or goto. */
}
root = get_keybinding_action_box_item(keymap_id, action_id);
if (!root) {
return NULL; /* Or goto ;-). */
}
keybinding->box_item = add_listbox_leaf(&keybinding_browser, root, keybinding);
return keybinding;
}
void
free_keybinding(struct keybinding *keybinding)
{
if (keybinding->box_item) {
done_listbox_item(&keybinding_browser, keybinding->box_item);
keybinding->box_item = NULL;
}
#ifdef CONFIG_SCRIPTING
/* TODO: unref function must be implemented. This is part of bug 810. */
/* if (keybinding->event != EVENT_NONE)
scripting_unref(keybinding->event); */
#endif
if (keybinding->flags & KBDB_DEFAULT_KEY) {
/* We cannot just delete a default keybinding, instead we have
* to rebind it to ACT_MAIN_NONE so that it gets written so to the
* config file. */
keybinding->flags &= ~KBDB_DEFAULT_BINDING;
keybinding->action_id = ACT_MAIN_NONE;
return;
}
del_from_list(keybinding);
mem_free(keybinding);
}
int
keybinding_exists(enum keymap_id keymap_id, struct term_event_keyboard *kbd,
action_id_T *action_id)
{
struct keybinding *keybinding;
foreach (keybinding, keymaps[keymap_id]) {
if (!kbd_key_is(&keybinding->kbd, kbd->key))
continue;
if (!kbd_modifier_is(&keybinding->kbd, kbd->modifier))
continue;
if (action_id) *action_id = keybinding->action_id;
return 1;
}
return 0;
}
action_id_T
kbd_action(enum keymap_id keymap_id, struct term_event *ev, int *event)
{
struct keybinding *keybinding;
if (ev->ev != EVENT_KBD) return -1;
keybinding = kbd_ev_lookup(keymap_id, &ev->info.keyboard, event);
return keybinding ? keybinding->action_id : -1;
}
struct keybinding *
kbd_ev_lookup(enum keymap_id keymap_id, struct term_event_keyboard *kbd, int *event)
{
struct keybinding *keybinding;
foreach (keybinding, keymaps[keymap_id]) {
if (!kbd_key_is(&keybinding->kbd, kbd->key))
continue;
if (!kbd_modifier_is(&keybinding->kbd, kbd->modifier))
continue;
if (keybinding->action_id == ACT_MAIN_SCRIPTING_FUNCTION && event)
*event = keybinding->event;
return keybinding;
}
return NULL;
}
static struct keybinding *
kbd_act_lookup(enum keymap_id keymap_id, action_id_T action_id)
{
struct keybinding *keybinding;
foreach (keybinding, keymaps[keymap_id]) {
if (action_id != keybinding->action_id)
continue;
return keybinding;
}
return NULL;
}
struct keybinding *
kbd_nm_lookup(enum keymap_id keymap_id, unsigned char *name)
{
action_id_T action_id = get_action_from_string(keymap_id, name);
if (action_id < 0) return NULL;
return kbd_act_lookup(keymap_id, action_id);
}
static struct keybinding *
kbd_stroke_lookup(enum keymap_id keymap_id, const unsigned char *keystroke_str)
{
struct term_event_keyboard kbd;
if (parse_keystroke(keystroke_str, &kbd) < 0)
return NULL;
return kbd_ev_lookup(keymap_id, &kbd, NULL);
}
/*
* Config file helpers.
*/
static const struct action *
get_action_from_keystroke(enum keymap_id keymap_id,
const unsigned char *keystroke_str)
{
struct keybinding *keybinding = kbd_stroke_lookup(keymap_id,
keystroke_str);
return keybinding ? get_action(keymap_id, keybinding->action_id) : NULL;
}
unsigned char *
get_action_name_from_keystroke(enum keymap_id keymap_id,
const unsigned char *keystroke_str)
{
const struct action *action = get_action_from_keystroke(keymap_id,
keystroke_str);
return action ? action->str : NULL;
}
action_id_T
get_action_from_string(enum keymap_id keymap_id, unsigned char *str)
{
const struct action *action;
assert(keymap_id >= 0 && keymap_id < KEYMAP_MAX);
for (action = action_table[keymap_id].actions; action->str; action++)
if (!strcmp(action->str, str))
return action->num;
return -1;
}
const struct action *
get_action(enum keymap_id keymap_id, action_id_T action_id)
{
assert(keymap_id >= 0 && keymap_id < KEYMAP_MAX);
if (action_id >= 0 && action_id < action_table[keymap_id].num_actions)
return &action_table[keymap_id].actions[action_id];
return NULL;
}
unsigned char *
get_action_name(enum keymap_id keymap_id, action_id_T action_id)
{
const struct action *action = get_action(keymap_id, action_id);
return action ? action->str : NULL;
}
static unsigned char *
get_action_desc(enum keymap_id keymap_id, action_id_T action_id)
{
const struct action *action = get_action(keymap_id, action_id);
return action ? (action->desc ? action->desc : action->str)
: NULL;
}
static struct keymap *
get_keymap(enum keymap_id keymap_id)
{
assert(keymap_id >= 0 && keymap_id < KEYMAP_MAX);
return &keymap_table[keymap_id];
}
static enum keymap_id
get_keymap_id(unsigned char *keymap_str)
{
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int keymap_id;
for (keymap_id = 0; keymap_id < KEYMAP_MAX; keymap_id++)
if (!strcmp(keymap_table[keymap_id].str, keymap_str))
return keymap_id;
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return KEYMAP_INVALID;
}
unsigned char *
get_keymap_name(enum keymap_id keymap_id)
{
return get_keymap(keymap_id)->str;
}
struct named_key {
const unsigned char *str;
term_event_key_T num;
};
static const struct named_key key_table[] = {
{ "Enter", KBD_ENTER },
{ "Space", ' ' },
{ "Backspace", KBD_BS },
{ "Tab", KBD_TAB },
{ "Escape", KBD_ESC },
{ "Left", KBD_LEFT },
{ "Right", KBD_RIGHT },
{ "Up", KBD_UP },
{ "Down", KBD_DOWN },
{ "Insert", KBD_INS },
{ "Delete", KBD_DEL },
{ "Home", KBD_HOME },
{ "End", KBD_END },
{ "PageUp", KBD_PAGE_UP },
{ "PageDown", KBD_PAGE_DOWN },
{ "F1", KBD_F1 },
{ "F2", KBD_F2 },
{ "F3", KBD_F3 },
{ "F4", KBD_F4 },
{ "F5", KBD_F5 },
{ "F6", KBD_F6 },
{ "F7", KBD_F7 },
{ "F8", KBD_F8 },
{ "F9", KBD_F9 },
{ "F10", KBD_F10 },
{ "F11", KBD_F11 },
{ "F12", KBD_F12 },
{ NULL, KBD_UNDEF }
};
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term_event_key_T
read_key(const unsigned char *key_str)
{
const struct named_key *key;
if (key_str[0] && !key_str[1])
return key_str[0];
for (key = key_table; key->str; key++)
if (!c_strcasecmp(key->str, key_str))
return key->num;
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return KBD_UNDEF;
}
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/** Parse the string @a s as the name of a keystroke.
* Write the parsed key and modifiers to *@a kbd.
* @return >=0 on success, <0 on error.
*
* This function does not support ::KBD_MOD_PASTE, because keystrokes
* that include it should never be bound to actions. */
int
parse_keystroke(const unsigned char *s, struct term_event_keyboard *kbd)
{
kbd->modifier = KBD_MOD_NONE;
while (1) {
if (!c_strncasecmp(s, "Shift", 5) && (s[5] == '-' || s[5] == '+')) {
/* Shift+a == shiFt-a == Shift-a */
kbd->modifier |= KBD_MOD_SHIFT;
s += 6;
} else if (!c_strncasecmp(s, "Ctrl", 4) && (s[4] == '-' || s[4] == '+')) {
/* Ctrl+a == ctRl-a == Ctrl-a */
kbd->modifier |= KBD_MOD_CTRL;
s += 5;
} else if (!c_strncasecmp(s, "Alt", 3) && (s[3] == '-' || s[3] == '+')) {
/* Alt+a == aLt-a == Alt-a */
kbd->modifier |= KBD_MOD_ALT;
s += 4;
} else {
/* No modifier. */
break;
}
}
kbd->key = read_key(s);
if ((kbd->modifier & KBD_MOD_CTRL) != 0
&& is_kbd_character(kbd->key) && kbd->key <= 0x7F) {
/* Convert Ctrl-letter keystrokes to upper case,
* e.g. Ctrl-a to Ctrl-A. Do this because terminals
* typically generate the same ASCII control
* characters regardless of Shift and Caps Lock.
*
* However, that applies only to ASCII letters. For
* other Ctrl-letter combinations, there seems to be
* no standard of what the terminal should generate.
* Because it is possible that the terminal does not
* fold case then, ELinks should treat upper-case and
* lower-case variants of such keystrokes as different
* and let the user bind them to separate actions.
* Besides, toupper() might not understand the charset
* of kbd->key.
*
* FIXME: Actually, it is possible that some terminals
* preserve case in all Ctrl-letter keystrokes, even
* for ASCII letters. In particular, the Win32
* console API looks like it might do this. When the
* terminal handling part of ELinks is eventually
* extended to fully support that, it could be a good
* idea to change parse_keystroke() not to fold case,
* and instead make kbd_ev_lookup() or its callers
* search for different variants of the keystroke if
* the original one is not bound to any action. */
kbd->key = c_toupper(kbd->key);
}
return (kbd->key == KBD_UNDEF) ? -1 : 0;
}
void
add_keystroke_to_string(struct string *str, struct term_event_keyboard *kbd,
int escape)
{
unsigned char key_buffer[3] = "\\x";
const unsigned char *key_string = NULL;
const struct named_key *key;
if (kbd->key == KBD_UNDEF) return;
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/* Don't map KBD_MOD_PASTE to "Paste-" because parse_keystroke
* would not understand the result. */
if (kbd->modifier & KBD_MOD_SHIFT)
add_to_string(str, "Shift-");
if (kbd->modifier & KBD_MOD_CTRL)
add_to_string(str, "Ctrl-");
if (kbd->modifier & KBD_MOD_ALT)
add_to_string(str, "Alt-");
for (key = key_table; key->str; key++) {
if (kbd->key == key->num) {
key_string = key->str;
break;
}
}
if (!key_string) {
key_string = key_buffer + 1;
key_buffer[1] = (unsigned char) kbd->key;
if (escape && strchr("'\"\\", kbd->key))
key_string--;
}
add_to_string(str, key_string);
}
void
add_keystroke_action_to_string(struct string *string, action_id_T action_id,
enum keymap_id keymap_id)
{
struct keybinding *keybinding = kbd_act_lookup(keymap_id, action_id);
if (keybinding)
add_keystroke_to_string(string, &keybinding->kbd, 0);
}
unsigned char *
get_keystroke(action_id_T action_id, enum keymap_id keymap_id)
{
struct string keystroke;
if (!init_string(&keystroke)) return NULL;
add_keystroke_action_to_string(&keystroke, action_id, keymap_id);
/* Never return empty string */
if (!keystroke.length) done_string(&keystroke);
return keystroke.source;
}
void
add_actions_to_string(struct string *string, action_id_T action_ids[],
enum keymap_id keymap_id, struct terminal *term)
{
int i;
assert(keymap_id >= 0 && keymap_id < KEYMAP_MAX);
add_format_to_string(string, "%s:\n", _(keymap_table[keymap_id].desc, term));
for (i = 0; action_ids[i] != ACT_MAIN_NONE; i++) {
struct keybinding *keybinding = kbd_act_lookup(keymap_id, action_ids[i]);
int keystrokelen = string->length;
unsigned char *desc = get_action_desc(keymap_id, action_ids[i]);
if (!keybinding) continue;
add_char_to_string(string, '\n');
add_keystroke_to_string(string, &keybinding->kbd, 0);
keystrokelen = string->length - keystrokelen;
add_xchar_to_string(string, ' ', int_max(15 - keystrokelen, 1));
add_to_string(string, _(desc, term));
}
}
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static void
init_keymaps(struct module *xxx)
{
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int keymap_id;
for (keymap_id = 0; keymap_id < KEYMAP_MAX; keymap_id++)
init_list(keymaps[keymap_id]);
init_keybinding_listboxes(keymap_table, action_table);
add_default_keybindings();
}
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static void
free_keymaps(struct module *xxx)
{
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int keymap_id;
done_keybinding_listboxes();
for (keymap_id = 0; keymap_id < KEYMAP_MAX; keymap_id++)
free_list(keymaps[keymap_id]);
}
/*
* Bind to Lua function.
*/
#ifdef CONFIG_SCRIPTING
static unsigned char *
bind_key_to_event(unsigned char *ckmap, const unsigned char *ckey, int event)
{
struct term_event_keyboard kbd;
action_id_T action_id;
enum keymap_id keymap_id = get_keymap_id(ckmap);
if (keymap_id == KEYMAP_INVALID)
return gettext("Unrecognised keymap");
if (parse_keystroke(ckey, &kbd) < 0)
return gettext("Error parsing keystroke");
action_id = get_action_from_string(keymap_id, " *scripting-function*");
if (action_id < 0)
return gettext("Unrecognised action (internal error)");
add_keybinding(keymap_id, action_id, &kbd, event);
return NULL;
}
int
bind_key_to_event_name(unsigned char *ckmap, const unsigned char *ckey,
unsigned char *event_name, unsigned char **err)
{
int event_id;
event_id = register_event(event_name);
if (event_id == EVENT_NONE) {
*err = gettext("Error registering event");
return EVENT_NONE;
}
*err = bind_key_to_event(ckmap, ckey, event_id);
return event_id;
}
#endif
/*
* Default keybindings.
*/
struct default_kb {
struct term_event_keyboard kbd;
action_id_T action_id;
};
static struct default_kb default_main_keymap[] = {
{ { ' ', KBD_MOD_NONE }, ACT_MAIN_MOVE_PAGE_DOWN },
{ { '#', KBD_MOD_NONE }, ACT_MAIN_SEARCH_TYPEAHEAD },
{ { '%', KBD_MOD_NONE }, ACT_MAIN_TOGGLE_DOCUMENT_COLORS },
{ { '*', KBD_MOD_NONE }, ACT_MAIN_TOGGLE_DISPLAY_IMAGES },
{ { ',', KBD_MOD_NONE }, ACT_MAIN_LUA_CONSOLE },
{ { '.', KBD_MOD_NONE }, ACT_MAIN_TOGGLE_NUMBERED_LINKS },
{ { '/', KBD_MOD_NONE }, ACT_MAIN_SEARCH },
{ { ':', KBD_MOD_NONE }, ACT_MAIN_EXMODE },
{ { '<', KBD_MOD_NONE }, ACT_MAIN_TAB_PREV },
{ { '<', KBD_MOD_ALT }, ACT_MAIN_TAB_MOVE_LEFT },
{ { '=', KBD_MOD_NONE }, ACT_MAIN_DOCUMENT_INFO },
{ { '>', KBD_MOD_NONE }, ACT_MAIN_TAB_NEXT },
{ { '>', KBD_MOD_ALT }, ACT_MAIN_TAB_MOVE_RIGHT },
{ { '?', KBD_MOD_NONE }, ACT_MAIN_SEARCH_BACK },
{ { 'A', KBD_MOD_NONE }, ACT_MAIN_ADD_BOOKMARK_LINK },
{ { 'A', KBD_MOD_CTRL }, ACT_MAIN_MOVE_DOCUMENT_START },
{ { 'B', KBD_MOD_CTRL }, ACT_MAIN_MOVE_PAGE_UP },
{ { 'C', KBD_MOD_NONE }, ACT_MAIN_CACHE_MANAGER },
{ { 'D', KBD_MOD_NONE }, ACT_MAIN_DOWNLOAD_MANAGER },
{ { 'E', KBD_MOD_NONE }, ACT_MAIN_GOTO_URL_CURRENT_LINK },
{ { 'E', KBD_MOD_CTRL }, ACT_MAIN_MOVE_DOCUMENT_END },
{ { 'F', KBD_MOD_NONE }, ACT_MAIN_FORMHIST_MANAGER },
{ { 'F', KBD_MOD_CTRL }, ACT_MAIN_MOVE_PAGE_DOWN },
{ { 'G', KBD_MOD_NONE }, ACT_MAIN_GOTO_URL_CURRENT },
{ { 'H', KBD_MOD_NONE }, ACT_MAIN_GOTO_URL_HOME },
{ { 'K', KBD_MOD_NONE }, ACT_MAIN_COOKIE_MANAGER },
{ { 'K', KBD_MOD_CTRL }, ACT_MAIN_COOKIES_LOAD },
{ { 'L', KBD_MOD_NONE }, ACT_MAIN_LINK_MENU },
{ { 'L', KBD_MOD_CTRL }, ACT_MAIN_REDRAW },
{ { 'M', KBD_MOD_NONE }, ACT_MAIN_TOGGLE_DOCUMENT_WIDTH },
{ { 'N', KBD_MOD_NONE }, ACT_MAIN_FIND_NEXT_BACK },
{ { 'N', KBD_MOD_CTRL }, ACT_MAIN_SCROLL_DOWN },
{ { 'P', KBD_MOD_CTRL }, ACT_MAIN_SCROLL_UP },
{ { 'Q', KBD_MOD_NONE }, ACT_MAIN_REALLY_QUIT },
{ { 'R', KBD_MOD_CTRL }, ACT_MAIN_RELOAD },
{ { 'T', KBD_MOD_NONE }, ACT_MAIN_OPEN_LINK_IN_NEW_TAB_IN_BACKGROUND },
{ { 'W', KBD_MOD_NONE }, ACT_MAIN_TOGGLE_WRAP_TEXT },
{ { '[', KBD_MOD_NONE }, ACT_MAIN_SCROLL_LEFT },
{ { '\'', KBD_MOD_NONE }, ACT_MAIN_MARK_GOTO },
{ { '\\', KBD_MOD_NONE }, ACT_MAIN_TOGGLE_HTML_PLAIN },
{ { ']', KBD_MOD_NONE }, ACT_MAIN_SCROLL_RIGHT },
{ { 'a', KBD_MOD_NONE }, ACT_MAIN_ADD_BOOKMARK },
{ { 'b', KBD_MOD_NONE }, ACT_MAIN_MOVE_PAGE_UP },
{ { 'c', KBD_MOD_NONE }, ACT_MAIN_TAB_CLOSE },
{ { 'd', KBD_MOD_NONE }, ACT_MAIN_LINK_DOWNLOAD },
{ { 'e', KBD_MOD_NONE }, ACT_MAIN_TAB_MENU },
{ { 'f', KBD_MOD_NONE }, ACT_MAIN_FRAME_MAXIMIZE },
{ { 'g', KBD_MOD_NONE }, ACT_MAIN_GOTO_URL },
{ { 'h', KBD_MOD_NONE }, ACT_MAIN_HISTORY_MANAGER },
{ { 'k', KBD_MOD_NONE }, ACT_MAIN_KEYBINDING_MANAGER },
{ { 'l', KBD_MOD_NONE }, ACT_MAIN_JUMP_TO_LINK },
{ { 'm', KBD_MOD_NONE }, ACT_MAIN_MARK_SET },
{ { 'n', KBD_MOD_NONE }, ACT_MAIN_FIND_NEXT },
{ { 'o', KBD_MOD_NONE }, ACT_MAIN_OPTIONS_MANAGER },
{ { 'q', KBD_MOD_NONE }, ACT_MAIN_QUIT },
{ { 'r', KBD_MOD_NONE }, ACT_MAIN_LINK_DOWNLOAD_RESUME },
{ { 's', KBD_MOD_NONE }, ACT_MAIN_BOOKMARK_MANAGER },
{ { 't', KBD_MOD_NONE }, ACT_MAIN_OPEN_NEW_TAB },
{ { 'u', KBD_MOD_NONE }, ACT_MAIN_HISTORY_MOVE_FORWARD },
{ { 'v', KBD_MOD_NONE }, ACT_MAIN_VIEW_IMAGE },
{ { 'x', KBD_MOD_NONE }, ACT_MAIN_LINK_FOLLOW_RELOAD },
{ { 'z', KBD_MOD_NONE }, ACT_MAIN_ABORT_CONNECTION },
{ { '{', KBD_MOD_NONE }, ACT_MAIN_SCROLL_LEFT },
{ { '|', KBD_MOD_NONE }, ACT_MAIN_HEADER_INFO },
{ { '}', KBD_MOD_NONE }, ACT_MAIN_SCROLL_RIGHT },
{ { KBD_BS, KBD_MOD_NONE }, ACT_MAIN_BACKSPACE_PREFIX },
{ { KBD_DEL, KBD_MOD_NONE }, ACT_MAIN_SCROLL_DOWN },
{ { KBD_DOWN, KBD_MOD_NONE }, ACT_MAIN_MOVE_LINK_NEXT },
{ { KBD_END, KBD_MOD_NONE }, ACT_MAIN_MOVE_DOCUMENT_END },
{ { KBD_ENTER, KBD_MOD_NONE }, ACT_MAIN_LINK_FOLLOW },
{ { KBD_ENTER, KBD_MOD_CTRL }, ACT_MAIN_LINK_FOLLOW_RELOAD },
{ { KBD_ESC, KBD_MOD_NONE }, ACT_MAIN_MENU },
{ { KBD_F10, KBD_MOD_NONE }, ACT_MAIN_FILE_MENU },
{ { KBD_F9, KBD_MOD_NONE }, ACT_MAIN_MENU },
{ { KBD_HOME, KBD_MOD_NONE }, ACT_MAIN_MOVE_DOCUMENT_START },
{ { KBD_INS, KBD_MOD_NONE }, ACT_MAIN_SCROLL_UP },
{ { KBD_INS, KBD_MOD_CTRL }, ACT_MAIN_COPY_CLIPBOARD },
{ { KBD_LEFT, KBD_MOD_NONE }, ACT_MAIN_HISTORY_MOVE_BACK },
{ { KBD_PAGE_DOWN, KBD_MOD_NONE }, ACT_MAIN_MOVE_PAGE_DOWN },
{ { KBD_PAGE_UP, KBD_MOD_NONE }, ACT_MAIN_MOVE_PAGE_UP },
{ { KBD_RIGHT, KBD_MOD_NONE }, ACT_MAIN_LINK_FOLLOW },
{ { KBD_RIGHT, KBD_MOD_CTRL }, ACT_MAIN_LINK_FOLLOW_RELOAD },
{ { KBD_TAB, KBD_MOD_NONE }, ACT_MAIN_FRAME_NEXT },
{ { KBD_TAB, KBD_MOD_ALT }, ACT_MAIN_FRAME_PREV },
{ { KBD_TAB, KBD_MOD_SHIFT}, ACT_MAIN_FRAME_PREV },
{ { KBD_UP, KBD_MOD_NONE }, ACT_MAIN_MOVE_LINK_PREV },
{ { 0, 0 }, 0 }
};
static struct default_kb default_edit_keymap[] = {
{ { '<', KBD_MOD_ALT }, ACT_EDIT_BEGINNING_OF_BUFFER },
{ { '>', KBD_MOD_ALT }, ACT_EDIT_END_OF_BUFFER },
{ { 'A', KBD_MOD_CTRL }, ACT_EDIT_HOME },
{ { 'b', KBD_MOD_ALT }, ACT_EDIT_MOVE_BACKWARD_WORD },
{ { 'D', KBD_MOD_CTRL }, ACT_EDIT_DELETE },
{ { 'E', KBD_MOD_CTRL }, ACT_EDIT_END },
{ { 'f', KBD_MOD_ALT }, ACT_EDIT_MOVE_FORWARD_WORD },
{ { 'H', KBD_MOD_CTRL }, ACT_EDIT_BACKSPACE },
{ { 'K', KBD_MOD_CTRL }, ACT_EDIT_KILL_TO_EOL },
{ { 'L', KBD_MOD_CTRL }, ACT_EDIT_REDRAW },
{ { 'r', KBD_MOD_ALT }, ACT_EDIT_SEARCH_TOGGLE_REGEX },
{ { 'F', KBD_MOD_CTRL }, ACT_EDIT_AUTO_COMPLETE_FILE },
{ { 'R', KBD_MOD_CTRL }, ACT_EDIT_AUTO_COMPLETE_UNAMBIGUOUS },
{ { 'T', KBD_MOD_CTRL }, ACT_EDIT_OPEN_EXTERNAL },
{ { 'U', KBD_MOD_CTRL }, ACT_EDIT_KILL_TO_BOL },
{ { 'V', KBD_MOD_CTRL }, ACT_EDIT_PASTE_CLIPBOARD },
{ { 'W', KBD_MOD_CTRL }, ACT_EDIT_AUTO_COMPLETE },
{ { 'X', KBD_MOD_CTRL }, ACT_EDIT_CUT_CLIPBOARD },
{ { KBD_BS, KBD_MOD_ALT }, ACT_EDIT_KILL_WORD_BACK },
{ { KBD_BS, KBD_MOD_NONE }, ACT_EDIT_BACKSPACE },
{ { KBD_DEL, KBD_MOD_NONE }, ACT_EDIT_DELETE },
{ { KBD_DOWN, KBD_MOD_NONE }, ACT_EDIT_DOWN },
{ { KBD_END, KBD_MOD_NONE }, ACT_EDIT_END },
{ { KBD_ENTER, KBD_MOD_NONE }, ACT_EDIT_ENTER },
{ { KBD_ESC, KBD_MOD_NONE }, ACT_EDIT_CANCEL },
{ { KBD_F4, KBD_MOD_NONE }, ACT_EDIT_OPEN_EXTERNAL },
{ { KBD_HOME, KBD_MOD_NONE }, ACT_EDIT_HOME },
{ { KBD_INS, KBD_MOD_CTRL }, ACT_EDIT_COPY_CLIPBOARD },
{ { KBD_LEFT, KBD_MOD_NONE }, ACT_EDIT_LEFT },
{ { KBD_RIGHT, KBD_MOD_NONE }, ACT_EDIT_RIGHT },
{ { KBD_TAB, KBD_MOD_NONE }, ACT_EDIT_NEXT_ITEM },
{ { KBD_TAB, KBD_MOD_ALT }, ACT_EDIT_PREVIOUS_ITEM },
{ { KBD_TAB, KBD_MOD_SHIFT}, ACT_EDIT_PREVIOUS_ITEM },
{ { KBD_UP, KBD_MOD_NONE }, ACT_EDIT_UP },
{ { 0, 0 }, 0 }
};
static struct default_kb default_menu_keymap[] = {
{ { ' ', KBD_MOD_NONE }, ACT_MENU_SELECT },
{ { '*', KBD_MOD_NONE }, ACT_MENU_MARK_ITEM },
{ { '+', KBD_MOD_NONE }, ACT_MENU_EXPAND },
{ { '-', KBD_MOD_NONE }, ACT_MENU_UNEXPAND },
{ { '/', KBD_MOD_NONE }, ACT_MENU_SEARCH },
{ { '=', KBD_MOD_NONE }, ACT_MENU_EXPAND },
{ { 'A', KBD_MOD_CTRL }, ACT_MENU_HOME },
{ { 'B', KBD_MOD_CTRL }, ACT_MENU_PAGE_UP },
{ { 'E', KBD_MOD_CTRL }, ACT_MENU_END },
{ { 'F', KBD_MOD_CTRL }, ACT_MENU_PAGE_DOWN },
{ { 'L', KBD_MOD_CTRL }, ACT_MENU_REDRAW },
{ { 'N', KBD_MOD_CTRL }, ACT_MENU_DOWN },
{ { 'P', KBD_MOD_CTRL }, ACT_MENU_UP },
{ { 'V', KBD_MOD_ALT }, ACT_MENU_PAGE_UP },
{ { 'V', KBD_MOD_CTRL }, ACT_MENU_PAGE_DOWN },
{ { '[', KBD_MOD_NONE }, ACT_MENU_EXPAND },
{ { ']', KBD_MOD_NONE }, ACT_MENU_UNEXPAND },
{ { '_', KBD_MOD_NONE }, ACT_MENU_UNEXPAND },
{ { KBD_DEL, KBD_MOD_NONE }, ACT_MENU_DELETE },
{ { KBD_DOWN, KBD_MOD_NONE }, ACT_MENU_DOWN },
{ { KBD_END, KBD_MOD_NONE }, ACT_MENU_END },
{ { KBD_ENTER, KBD_MOD_NONE }, ACT_MENU_ENTER },
{ { KBD_ESC, KBD_MOD_NONE }, ACT_MENU_CANCEL },
{ { KBD_HOME, KBD_MOD_NONE }, ACT_MENU_HOME },
{ { KBD_INS, KBD_MOD_NONE }, ACT_MENU_MARK_ITEM },
{ { KBD_LEFT, KBD_MOD_NONE }, ACT_MENU_LEFT },
{ { KBD_PAGE_DOWN, KBD_MOD_NONE }, ACT_MENU_PAGE_DOWN },
{ { KBD_PAGE_UP, KBD_MOD_NONE }, ACT_MENU_PAGE_UP },
{ { KBD_RIGHT, KBD_MOD_NONE }, ACT_MENU_RIGHT },
{ { KBD_TAB, KBD_MOD_NONE }, ACT_MENU_NEXT_ITEM },
{ { KBD_TAB, KBD_MOD_ALT }, ACT_MENU_PREVIOUS_ITEM },
{ { KBD_TAB, KBD_MOD_SHIFT}, ACT_MENU_PREVIOUS_ITEM },
{ { KBD_UP, KBD_MOD_NONE }, ACT_MENU_UP },
{ { 0, 0 }, 0}
};
static struct default_kb *default_keybindings[] = {
default_main_keymap,
default_edit_keymap,
default_menu_keymap,
};
static int
keybinding_is_default(struct keybinding *keybinding)
{
struct default_kb default_keybinding = {
{
keybinding->kbd.key,
keybinding->kbd.modifier
},
keybinding->action_id
};
struct default_kb *pos;
for (pos = default_keybindings[keybinding->keymap_id]; pos->kbd.key; pos++)
if (!memcmp(&default_keybinding, pos, sizeof(default_keybinding)))
return 1;
return 0;
}
static void
add_default_keybindings(void)
{
/* Maybe we shouldn't delete old keybindings. But on the other side, we
* can't trust clueless users what they'll push into sources modifying
* defaults, can we? ;)) */
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int keymap_id;
for (keymap_id = 0; keymap_id < KEYMAP_MAX; keymap_id++) {
struct default_kb *kb;
for (kb = default_keybindings[keymap_id]; kb->kbd.key; kb++) {
struct keybinding *keybinding;
keybinding = add_keybinding(keymap_id, kb->action_id, &kb->kbd, EVENT_NONE);
keybinding->flags |= KBDB_DEFAULT_KEY | KBDB_DEFAULT_BINDING;
}
}
}
/*
* Config file tools.
*/
struct action_alias {
const unsigned char *str;
action_id_T action_id;
};
static const struct action_alias main_action_aliases[] = {
{ "back", ACT_MAIN_HISTORY_MOVE_BACK },
{ "down", ACT_MAIN_MOVE_LINK_NEXT },
{ "download", ACT_MAIN_LINK_DOWNLOAD },
{ "download-image", ACT_MAIN_LINK_DOWNLOAD_IMAGE },
{ "end", ACT_MAIN_MOVE_DOCUMENT_END },
{ "enter", ACT_MAIN_LINK_FOLLOW },
{ "enter-reload", ACT_MAIN_LINK_FOLLOW_RELOAD },
{ "home", ACT_MAIN_MOVE_DOCUMENT_START },
{ "next-frame", ACT_MAIN_FRAME_NEXT },
{ "page-down", ACT_MAIN_MOVE_PAGE_DOWN },
{ "page-up", ACT_MAIN_MOVE_PAGE_UP },
{ "previous-frame", ACT_MAIN_FRAME_PREV },
{ "resume-download", ACT_MAIN_LINK_DOWNLOAD_RESUME },
{ "unback", ACT_MAIN_HISTORY_MOVE_FORWARD },
{ "up", ACT_MAIN_MOVE_LINK_PREV },
{ "zoom-frame", ACT_MAIN_FRAME_MAXIMIZE },
{ NULL, 0 }
};
static const struct action_alias edit_action_aliases[] = {
{ "edit", ACT_EDIT_OPEN_EXTERNAL },
{ NULL, 0 }
};
static const struct action_alias *action_aliases[KEYMAP_MAX] = {
main_action_aliases,
edit_action_aliases,
NULL,
};
static action_id_T
get_aliased_action(enum keymap_id keymap_id, unsigned char *action_str)
{
assert(keymap_id >= 0 && keymap_id < KEYMAP_MAX);
if (action_aliases[keymap_id]) {
const struct action_alias *alias;
for (alias = action_aliases[keymap_id]; alias->str; alias++)
if (!strcmp(alias->str, action_str))
return alias->action_id;
}
return get_action_from_string(keymap_id, action_str);
}
/* Return 0 when ok, something strange otherwise. */
int
bind_do(unsigned char *keymap_str, const unsigned char *keystroke_str,
unsigned char *action_str, int is_system_conf)
{
enum keymap_id keymap_id;
action_id_T action_id;
struct term_event_keyboard kbd;
struct keybinding *keybinding;
keymap_id = get_keymap_id(keymap_str);
if (keymap_id == KEYMAP_INVALID) return 1;
if (parse_keystroke(keystroke_str, &kbd) < 0) return 2;
action_id = get_aliased_action(keymap_id, action_str);
if (action_id < 0) return 77 / 9 - 5;
keybinding = add_keybinding(keymap_id, action_id, &kbd, EVENT_NONE);
if (keybinding && is_system_conf)
keybinding->flags |= KBDB_DEFAULT_KEY | KBDB_DEFAULT_BINDING;
return 0;
}
unsigned char *
bind_act(unsigned char *keymap_str, const unsigned char *keystroke_str)
{
enum keymap_id keymap_id;
unsigned char *action;
struct keybinding *keybinding;
keymap_id = get_keymap_id(keymap_str);
if (keymap_id == KEYMAP_INVALID)
return NULL;
keybinding = kbd_stroke_lookup(keymap_id, keystroke_str);
if (!keybinding) return NULL;
action = get_action_name(keymap_id, keybinding->action_id);
if (!action)
return NULL;
keybinding->flags |= KBDB_WATERMARK;
return straconcat("\"", action, "\"", (unsigned char *) NULL);
}
static void
single_bind_config_string(struct string *file, enum keymap_id keymap_id,
struct keybinding *keybinding)
{
unsigned char *keymap_str = get_keymap_name(keymap_id);
unsigned char *action_str = get_action_name(keymap_id, keybinding->action_id);
if (!keymap_str || !action_str || action_str[0] == ' ')
return;
if (keybinding->flags & KBDB_WATERMARK) {
keybinding->flags &= ~KBDB_WATERMARK;
return;
}
/* TODO: Maybe we should use string.write.. */
add_to_string(file, "bind \"");
add_to_string(file, keymap_str);
add_to_string(file, "\" \"");
add_keystroke_to_string(file, &keybinding->kbd, 1);
add_to_string(file, "\" = \"");
add_to_string(file, action_str);
add_char_to_string(file, '\"');
add_char_to_string(file, '\n');
}
void
bind_config_string(struct string *file)
{
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int keymap_id;
for (keymap_id = 0; keymap_id < KEYMAP_MAX; keymap_id++) {
struct keybinding *keybinding;
foreach (keybinding, keymaps[keymap_id]) {
/* Don't save default keybindings that has not been
* deleted (rebound to none action) (Bug 337). */
if (keybinding->flags & KBDB_DEFAULT_BINDING)
continue;
single_bind_config_string(file, keymap_id, keybinding);
}
}
}
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struct module kbdbind_module = struct_module(
/* Because this module is listed in main_modules rather than
* in builtin_modules, its name does not appear in the user
* interface and so need not be translatable. */
/* name: */ "Keyboard Bindings",
2006-05-20 08:36:54 -04:00
/* options: */ NULL,
/* hooks: */ NULL,
/* submodules: */ NULL,
/* data: */ NULL,
/* init: */ init_keymaps,
/* done: */ free_keymaps
);