#include #include #include int main() { XEvent event; Display* display = XOpenDisplay(NULL); if (display == NULL) { printf("cant\n"); return 1; } Window window = XCreateSimpleWindow(display, DefaultRootWindow(display), 50, 50, 900, 600, 1, BlackPixel(display, 0), WhitePixel(display, 0)); XMapWindow(display, window); XSelectInput(display, window, ExposureMask); while (1) { XNextEvent(display, &event); if (event.type == Expose) { XDrawString(display, window, DefaultGC(display, 0), 10, 10, "X11 > Wayland", 13); } } return 0; }