diff options
Diffstat (limited to 'i3lock.c')
-rw-r--r-- | i3lock.c | 85 |
1 files changed, 77 insertions, 8 deletions
@@ -13,6 +13,7 @@ #include <stdbool.h> #include <stdint.h> #include <xcb/xcb.h> +#include <xcb/xkb.h> #include <xcb/dpms.h> #include <err.h> #include <assert.h> @@ -402,11 +403,54 @@ static void handle_visibility_notify(xcb_connection_t *conn, /* * Called when the keyboard mapping changes. We update our symbols. * + * We ignore errors — if the new keymap cannot be loaded it’s better if the + * screen stays locked and the user intervenes by using killall i3lock. + * */ -static void handle_mapping_notify(xcb_mapping_notify_event_t *event) { - /* We ignore errors — if the new keymap cannot be loaded it’s better if the - * screen stays locked and the user intervenes by using killall i3lock. */ - (void)load_keymap(); +static void process_xkb_event(xcb_generic_event_t *gevent) { + union xkb_event { + struct { + uint8_t response_type; + uint8_t xkbType; + uint16_t sequence; + xcb_timestamp_t time; + uint8_t deviceID; + } any; + xcb_xkb_new_keyboard_notify_event_t new_keyboard_notify; + xcb_xkb_map_notify_event_t map_notify; + xcb_xkb_state_notify_event_t state_notify; + } *event = (union xkb_event*)gevent; + + DEBUG("process_xkb_event for device %d\n", event->any.deviceID); + + if (event->any.deviceID != xkb_x11_get_core_keyboard_device_id(conn)) + return; + + /* + * XkbNewKkdNotify and XkbMapNotify together capture all sorts of keymap + * updates (e.g. xmodmap, xkbcomp, setxkbmap), with minimal redundent + * recompilations. + */ + switch (event->any.xkbType) { + case XCB_XKB_NEW_KEYBOARD_NOTIFY: + if (event->new_keyboard_notify.changed & XCB_XKB_NKN_DETAIL_KEYCODES) + (void)load_keymap(); + break; + + case XCB_XKB_MAP_NOTIFY: + (void)load_keymap(); + break; + + case XCB_XKB_STATE_NOTIFY: + xkb_state_update_mask(xkb_state, + event->state_notify.baseMods, + event->state_notify.latchedMods, + event->state_notify.lockedMods, + event->state_notify.baseGroup, + event->state_notify.latchedGroup, + event->state_notify.lockedGroup); + break; + } } /* @@ -512,6 +556,7 @@ static void xcb_check_cb(EV_P_ ev_check *w, int revents) { /* Strip off the highest bit (set if the event is generated) */ int type = (event->response_type & 0x7F); + switch (type) { case XCB_KEY_PRESS: handle_key_press((xcb_key_press_event_t*)event); @@ -546,13 +591,13 @@ static void xcb_check_cb(EV_P_ ev_check *w, int revents) { } break; - case XCB_MAPPING_NOTIFY: - handle_mapping_notify((xcb_mapping_notify_event_t*)event); - break; - case XCB_CONFIGURE_NOTIFY: handle_screen_resize(); break; + + default: + if (type == xkb_base_event) + process_xkb_event(event); } free(event); @@ -745,6 +790,30 @@ int main(int argc, char *argv[]) { &xkb_base_error) != 1) errx(EXIT_FAILURE, "Could not setup XKB extension."); + static const xcb_xkb_map_part_t required_map_parts = + (XCB_XKB_MAP_PART_KEY_TYPES | + XCB_XKB_MAP_PART_KEY_SYMS | + XCB_XKB_MAP_PART_MODIFIER_MAP | + XCB_XKB_MAP_PART_EXPLICIT_COMPONENTS | + XCB_XKB_MAP_PART_KEY_ACTIONS | + XCB_XKB_MAP_PART_VIRTUAL_MODS | + XCB_XKB_MAP_PART_VIRTUAL_MOD_MAP); + + static const xcb_xkb_event_type_t required_events = + (XCB_XKB_EVENT_TYPE_NEW_KEYBOARD_NOTIFY | + XCB_XKB_EVENT_TYPE_MAP_NOTIFY | + XCB_XKB_EVENT_TYPE_STATE_NOTIFY); + + xcb_xkb_select_events( + conn, + xkb_x11_get_core_keyboard_device_id(conn), + required_events, + 0, + required_events, + required_map_parts, + required_map_parts, + 0); + /* When we cannot initially load the keymap, we better exit */ if (!load_keymap()) errx(EXIT_FAILURE, "Could not load keymap"); |