use modifier-independent real keys symbols in keybindings

This commit is contained in:
Andrea Chiavazza 2025-04-21 20:10:24 +01:00
parent 2783d91611
commit 347df7f0dd
2 changed files with 47 additions and 36 deletions

View File

@ -109,11 +109,11 @@ static const enum libinput_config_tap_button_map button_map = LIBINPUT_CONFIG_TA
/* If you want to use the windows key for MODKEY, use WLR_MODIFIER_LOGO */
#define MODKEY WLR_MODIFIER_ALT
#define TAGKEYS(KEY,SKEY,TAG) \
#define TAGKEYS(KEY,TAG) \
{ MODKEY, KEY, view, {.ui = 1 << TAG} }, \
{ MODKEY|WLR_MODIFIER_CTRL, KEY, toggleview, {.ui = 1 << TAG} }, \
{ MODKEY|WLR_MODIFIER_SHIFT, SKEY, tag, {.ui = 1 << TAG} }, \
{ MODKEY|WLR_MODIFIER_CTRL|WLR_MODIFIER_SHIFT,SKEY,toggletag, {.ui = 1 << TAG} }
{ MODKEY|WLR_MODIFIER_SHIFT, KEY, tag, {.ui = 1 << TAG} }, \
{ MODKEY|WLR_MODIFIER_CTRL|WLR_MODIFIER_SHIFT,KEY,toggletag, {.ui = 1 << TAG} }
/* helper for spawning shell commands in the pre dwm-5.0 fashion */
#define SHCMD(cmd) { .v = (const char*[]){ "/bin/sh", "-c", cmd, NULL } }
@ -135,7 +135,7 @@ static const Key keys[] = {
{ MODKEY, XKB_KEY_l, setmfact, {.f = +0.05f} },
{ MODKEY, XKB_KEY_Return, zoom, {0} },
{ MODKEY, XKB_KEY_Tab, view, {0} },
{ MODKEY|WLR_MODIFIER_SHIFT, XKB_KEY_C, killclient, {0} },
{ MODKEY|WLR_MODIFIER_SHIFT, XKB_KEY_c, killclient, {0} },
{ MODKEY, XKB_KEY_t, setlayout, {.v = &layouts[0]} },
{ MODKEY, XKB_KEY_f, setlayout, {.v = &layouts[1]} },
{ MODKEY, XKB_KEY_m, setlayout, {.v = &layouts[2]} },
@ -143,28 +143,28 @@ static const Key keys[] = {
{ MODKEY|WLR_MODIFIER_SHIFT, XKB_KEY_space, togglefloating, {0} },
{ MODKEY, XKB_KEY_e, togglefullscreen, {0} },
{ MODKEY, XKB_KEY_0, view, {.ui = ~0} },
{ MODKEY|WLR_MODIFIER_SHIFT, XKB_KEY_parenright, tag, {.ui = ~0} },
{ MODKEY, XKB_KEY_comma, focusmon, {.i = WLR_DIRECTION_LEFT} },
{ MODKEY, XKB_KEY_period, focusmon, {.i = WLR_DIRECTION_RIGHT} },
{ MODKEY|WLR_MODIFIER_SHIFT, XKB_KEY_0, tag, {.ui = ~0} },
{ MODKEY, XKB_KEY_less, focusmon, {.i = WLR_DIRECTION_LEFT} },
{ MODKEY, XKB_KEY_greater, focusmon, {.i = WLR_DIRECTION_RIGHT} },
{ MODKEY|WLR_MODIFIER_SHIFT, XKB_KEY_less, tagmon, {.i = WLR_DIRECTION_LEFT} },
{ MODKEY|WLR_MODIFIER_SHIFT, XKB_KEY_greater, tagmon, {.i = WLR_DIRECTION_RIGHT} },
TAGKEYS( XKB_KEY_1, XKB_KEY_exclam, 0),
TAGKEYS( XKB_KEY_2, XKB_KEY_at, 1),
TAGKEYS( XKB_KEY_3, XKB_KEY_numbersign, 2),
TAGKEYS( XKB_KEY_4, XKB_KEY_dollar, 3),
TAGKEYS( XKB_KEY_5, XKB_KEY_percent, 4),
TAGKEYS( XKB_KEY_6, XKB_KEY_asciicircum, 5),
TAGKEYS( XKB_KEY_7, XKB_KEY_ampersand, 6),
TAGKEYS( XKB_KEY_8, XKB_KEY_asterisk, 7),
TAGKEYS( XKB_KEY_9, XKB_KEY_parenleft, 8),
{ MODKEY|WLR_MODIFIER_SHIFT, XKB_KEY_Q, quit, {0} },
TAGKEYS( XKB_KEY_1, 0),
TAGKEYS( XKB_KEY_2, 1),
TAGKEYS( XKB_KEY_3, 2),
TAGKEYS( XKB_KEY_4, 3),
TAGKEYS( XKB_KEY_5, 4),
TAGKEYS( XKB_KEY_6, 5),
TAGKEYS( XKB_KEY_7, 6),
TAGKEYS( XKB_KEY_8, 7),
TAGKEYS( XKB_KEY_9, 8),
{ MODKEY|WLR_MODIFIER_SHIFT, XKB_KEY_q, quit, {0} },
/* Ctrl-Alt-Backspace and Ctrl-Alt-Fx used to be handled by X server */
{ WLR_MODIFIER_CTRL|WLR_MODIFIER_ALT,XKB_KEY_Terminate_Server, quit, {0} },
{ WLR_MODIFIER_CTRL|WLR_MODIFIER_ALT,XKB_KEY_BackSpace, quit, {0} },
/* Ctrl-Alt-Fx is used to switch to another VT, if you don't know what a VT is
* do not remove them.
*/
#define CHVT(n) { WLR_MODIFIER_CTRL|WLR_MODIFIER_ALT,XKB_KEY_XF86Switch_VT_##n, chvt, {.ui = (n)} }
#define CHVT(n) { WLR_MODIFIER_CTRL|WLR_MODIFIER_ALT,XKB_KEY_F##n, chvt, {.ui = (n)} }
CHVT(1), CHVT(2), CHVT(3), CHVT(4), CHVT(5), CHVT(6),
CHVT(7), CHVT(8), CHVT(9), CHVT(10), CHVT(11), CHVT(12),
};

45
dwl.c
View File

@ -154,9 +154,8 @@ typedef struct {
struct wl_list link;
struct wlr_keyboard_group *wlr_group;
int nsyms;
const xkb_keysym_t *keysyms; /* invalid if nsyms == 0 */
uint32_t mods; /* invalid if nsyms == 0 */
xkb_keysym_t keysym;
uint32_t mods; // invalid if keysym == XKB_KEY_NoSymbol
struct wl_event_source *key_repeat_source;
struct wl_listener modifiers;
@ -295,6 +294,8 @@ static void handlesig(int signo);
static void incnmaster(const Arg *arg);
static void inputdevice(struct wl_listener *listener, void *data);
static int keybinding(uint32_t mods, xkb_keysym_t sym);
static xkb_keysym_t keymap_get_one_sym_by_level(struct xkb_keymap *keymap,
xkb_keycode_t key, xkb_layout_index_t layout, xkb_level_index_t level);
static void keypress(struct wl_listener *listener, void *data);
static void keypressmod(struct wl_listener *listener, void *data);
static int keyrepeat(void *data);
@ -1574,20 +1575,31 @@ keybinding(uint32_t mods, xkb_keysym_t sym)
return 0;
}
xkb_keysym_t
keymap_get_one_sym_by_level(struct xkb_keymap *keymap, xkb_keycode_t key,
xkb_layout_index_t layout, xkb_level_index_t level)
{
const xkb_keysym_t *syms;
int count = xkb_keymap_key_get_syms_by_level(keymap, key, layout, level, &syms);
return count > 0 ? syms[0] : XKB_KEY_NoSymbol;
}
void
keypress(struct wl_listener *listener, void *data)
{
int i;
/* This event is raised when a key is pressed or released. */
KeyboardGroup *group = wl_container_of(listener, group, key);
struct wlr_keyboard_key_event *event = data;
/* Translate libinput keycode -> xkbcommon */
uint32_t keycode = event->keycode + 8;
/* Get a list of keysyms based on the keymap for this keyboard */
const xkb_keysym_t *syms;
int nsyms = xkb_state_key_get_syms(
group->wlr_group->keyboard.xkb_state, keycode, &syms);
struct wlr_keyboard *kb = &group->wlr_group->keyboard;
xkb_layout_index_t layout = xkb_state_key_get_layout(kb->xkb_state, keycode);
// Get the keysyms for level 0 (normal) and level 1 (shifted)
// Only one keysym for each level:
// multiple keysyms per keycode don't really exist in the real world
xkb_keysym_t sym_l0 = keymap_get_one_sym_by_level(kb->keymap, keycode, layout, 0);
xkb_keysym_t sym_l1 = keymap_get_one_sym_by_level(kb->keymap, keycode, layout, 1);
int handled = 0;
uint32_t mods = wlr_keyboard_get_modifiers(&group->wlr_group->keyboard);
@ -1597,18 +1609,19 @@ keypress(struct wl_listener *listener, void *data)
/* On _press_ if there is no active screen locker,
* attempt to process a compositor keybinding. */
if (!locked && event->state == WL_KEYBOARD_KEY_STATE_PRESSED) {
for (i = 0; i < nsyms; i++)
handled = keybinding(mods, syms[i]) || handled;
if (sym_l0 != XKB_KEY_NoSymbol)
handled = keybinding(mods, sym_l0) || handled;
if (sym_l1 != XKB_KEY_NoSymbol)
handled = keybinding(mods, sym_l1) || handled;
}
if (handled && group->wlr_group->keyboard.repeat_info.delay > 0) {
group->mods = mods;
group->keysyms = syms;
group->nsyms = nsyms;
group->keysym = sym_l0; // either sym_l0 or sym_l1 will work fine
wl_event_source_timer_update(group->key_repeat_source,
group->wlr_group->keyboard.repeat_info.delay);
} else {
group->nsyms = 0;
group->keysym = XKB_KEY_NoSymbol;
wl_event_source_timer_update(group->key_repeat_source, 0);
}
@ -1638,15 +1651,13 @@ int
keyrepeat(void *data)
{
KeyboardGroup *group = data;
int i;
if (!group->nsyms || group->wlr_group->keyboard.repeat_info.rate <= 0)
if (group->keysym == XKB_KEY_NoSymbol || group->wlr_group->keyboard.repeat_info.rate <= 0)
return 0;
wl_event_source_timer_update(group->key_repeat_source,
1000 / group->wlr_group->keyboard.repeat_info.rate);
for (i = 0; i < group->nsyms; i++)
keybinding(group->mods, group->keysyms[i]);
keybinding(group->mods, group->keysym);
return 0;
}