shithub: plan9front

ref: 5a807265a819206f8342ab3a23b940a0c75049fc

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#pragma src "/sys/src/libdraw"

typedef struct	Channel Channel;
typedef struct	Cursor Cursor;
typedef struct	Menu Menu;
typedef struct 	Mousectl Mousectl;
typedef struct	Keyboardctl Keyboardctl;

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

struct Mousectl
{
	Mouse;
	Channel	*c;	/* chan(Mouse) */
	Channel	*resizec;	/* chan(int)[2] */
			/* buffered in case client is waiting for a mouse action before handling resize */

	char		*file;
	int		mfd;		/* to mouse file */
	int		cfd;		/* to cursor file */
	int		pid;		/* of slave proc */
	Image*	image;	/* of associated window/display */
};

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

/*
 * Mouse
 */
extern Mousectl*	initmouse(char*, Image*);
extern void		moveto(Mousectl*, Point);
extern int			readmouse(Mousectl*);
extern void		closemouse(Mousectl*);
extern void		setcursor(Mousectl*, Cursor*);
extern void		drawgetrect(Rectangle, int);
extern Rectangle	getrect(int, Mousectl*);
extern int	 		menuhit(int, Mousectl*, Menu*, Screen*);
extern int		enter(char *, char *, int, Mousectl*, Keyboardctl*, Screen*);