#ifndef GREVENTS_H#define GREVENTS_H#define gr_event_none  0#define gr_event_wait  1#define gr_event_poll  2#define gr_event_flush 3#define gr_mouse_down  0x04#define gr_mouse_move  0x08#define gr_mouse_up    0x10#define gr_mouse_drag  0x20#define gr_key_down 0x40#define gr_key_up   0x80#define gr_event_mouse 0x3C#define gr_event_key   0xC0#define gr_event_type  (gr_event_mouse | gr_event_key)  typedef enum grKey_  {    grKeyNone = 0,    grKeyF1,    grKeyF2,    grKeyF3,    grKeyF4,    grKeyF5,    grKeyF6,    grKeyF7,    grKeyF8,    grKeyF9,    grKeyF10,    grKeyF11,    grKeyF12,    grKeyLeft,    grKeyRight,    grKeyUp,    grKeyDown,    grKeyIns,    grKeyDel,    grKeyHome,    grKeyEnd,    grKeyPageUp,    grKeyPageDown,    grKeyEsc,    grKeyTab,    grKeyBackSpace,    grKeyReturn,    grKeyMax,    grKeyForceShort = 0x7FFF  /* this forces the grKey to be stored */                              /* on at least one short !            */  } grKey;#define  grKEY(c)    ((grKey)(c))#define  grKeyAlt    ((grKey)0x8000)#define  grKeyCtrl   ((grKey)0x4000)#define  grKeyShift  ((grKey)0x2000)#define  grKeyModifiers ((grKey)0xE000)#define  grKey0       grKEY('0')#define  grKey1       grKEY('1')#define  grKey2       grKEY('2')#define  grKey3       grKEY('3')#define  grKey4       grKEY('4')#define  grKey5       grKEY('5')#define  grKey6       grKEY('6')#define  grKey7       grKEY('7')#define  grKey8       grKEY('8')#define  grKey9       grKEY('9')#define  grKeyPlus        grKEY('+')#define  grKeyLess        grKEY('-')#define  grKeyEqual       grKEY('=')#define  grKeyMult        grKEY('*')#define  grKeyDollar      grKEY('$')#define  grKeySmaller     grKEY('<')#define  grKeyGreater     grKEY('>')#define  grKeyQuestion    grKEY('?')#define  grKeyComma       grKEY(',')#define  grKeyDot         grKEY('.')#define  grKeySemiColumn  grKEY(';')#define  grKeyColumn      grKEY(':')#define  grKeyDiv         grKEY('/')#define  grKeyExclam      grKEY('!')#define  grKeyPercent     grKEY('%')#define  grKeyLeftParen   grKEY('(')#define  grKeyRightParen  grKEY('(')#define  grKeyAt          grKEY('@')#define  grKeyUnder       grKEY('_')  typedef struct grEvent_  {    int    type;    grKey  key;    int    x, y;  } grEvent;#endif /* GREVENTS_H */