aboutsummaryrefslogtreecommitdiff
path: root/include/event.h
blob: 56c1b1c3009a1fa48fa9e3bbcd60b3014867cf52 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
#ifndef _EVENT_H_
#define _EVENT_H_ 1
#if defined(__cplusplus)
extern "C" { 
#endif

typedef struct	Event Event;
typedef struct	Menu Menu;

enum
{
	Emouse		= 1,
	Ekeyboard	= 2,
};

enum
{
	MAXSLAVE = 32,
	EMAXMSG = 128+8192,	/* size of 9p header+data */
};

struct	Mouse
{
	int	buttons;	/* bit array: LMR=124 */
	Point	xy;
	ulong	msec;
};

struct	Event
{
	int	kbdc;
	Mouse	mouse;
	int	n;		/* number of characters in message */
	void	*v;		/* data unpacked by general event-handling function */
	uchar	data[EMAXMSG];	/* message from an arbitrary file descriptor */
};

struct Menu
{
	char	**item;
	char	*(*gen)(int);
	int	lasthit;
};

/*
 * Events
 */
extern void	 einit(ulong);
extern ulong	 estart(ulong, int, int);
extern ulong	 estartfn(ulong, int, int, int (*fn)(int, Event*, uchar*, int));
extern ulong	 etimer(ulong, int);
extern ulong	 event(Event*);
extern ulong	 eread(ulong, Event*);
extern Mouse	 emouse(void);
extern int	 ekbd(void);
extern int	 ecanread(ulong);
extern int	 ecanmouse(void);
extern int	 ecankbd(void);
extern void	 eresized(int);	/* supplied by user */
extern int	 emenuhit(int, Mouse*, Menu*);
extern int	eatomouse(Mouse*, char*, int);
extern Rectangle	getrect(int, Mouse*);
struct Cursor;
extern void	 esetcursor(struct Cursor*);
extern void	 emoveto(Point);
extern Rectangle	egetrect(int, Mouse*);
extern void		edrawgetrect(Rectangle, int);
extern int		ereadmouse(Mouse*);
extern int		eatomouse(Mouse*, char*, int);

#if defined(__cplusplus)
}
#endif
#endif