Function pointer_handle_button

cube/cube.cpp:579–585

static void pointer_handle_motion(void *data, struct wl_pointer *pointer, uint32_t time, wl_fixed_t sx, wl_fixed_t sy) {}

static void pointer_handle_button(void *data, struct wl_pointer *wl_pointer, uint32_t serial, uint32_t time, uint32_t button,
                                  uint32_t state) {
    Demo &demo = *static_cast<Demo *>(data);
    if (button == BTN_LEFT && state == WL_POINTER_BUTTON_STATE_PRESSED) {
        xdg_toplevel_move(demo.window_toplevel, demo.seat, serial);
    }
}

static void pointer_handle_axis(void *data, struct wl_pointer *wl_pointer, uint32_t time, uint32_t axis, wl_fixed_t value) {}