typedef struct {
            int type;                /∗ MotionNotify */
            unsigned long serial;    /∗ # of last request processed by server */
            Bool send_event;         /∗ true if this came from a SendEvent reque
st */
            Display *display;        /∗ Display the event was read from */
            Window window;           /∗ ‘‘event’’ window reported relative to */
            Window root;             /∗ root window that the event occurred on *
/
            Window subwindow;        /∗ child window */
            Time time;               /∗ milliseconds */
            int x, y;                /∗ pointer x, y coordinates in event window
 */
            int x_root, y_root;      /∗ coordinates relative to root */
            unsigned int state;      /∗ key or button mask */
            char is_hint;            /∗ detail */
            Bool same_screen;        /∗ same screen flag */
       } XMotionEvent;