Linux模拟到Windows GetAsyncKeyState()

#include <X11/Xlib.h>
#include <X11/keysym.h>

int get_key_state(int key_code) {
    Display *display = XOpenDisplay(NULL);
    char keys[32];
    XQueryKeymap(display, keys);
    int state = (keys[key_code / 8] & (1 << (key_code % 8))) ? 1 : 0;
    XCloseDisplay(display);
    return state;
}

#include <libinput.h>

int get_key_state(struct libinput *libinput, uint32_t key) {
    libinput_dispatch(libinput);
    struct libinput_event *event;
    while ((event = libinput_get_event(libinput))) {
        if (libinput_event_get_type(event) == LIBINPUT_EVENT_KEYBOARD_KEY) {
            struct libinput_event_keyboard *kb_event = libinput_event_get_keyboard_event(event);
            if (libinput_event_keyboard_get_key(kb_event) == key) {
                int state = libinput_event_keyboard_get_key_state(kb_event) == LIBINPUT_KEY_STATE_PRESSED ? 1 : 0;
                libinput_event_destroy(event);
                return state;
            }
        }
        libinput_event_destroy(event);
    }
    return 0;
}