void cwmcc_client_get_premax(Window win, int *x, int *y, int *w, int *h);
void cwmcc_client_set_premax(Window win, int x, int y, int w, int h);
void cwmcc_client_get_premax(Window win, int *x, int *y, int *w, int *h);
void cwmcc_client_set_premax(Window win, int x, int y, int w, int h);