#pragma src "/sys/src/libcontrol"#pragma lib "libcontrol.a" #pragma	varargck	argpos	printctl	2#pragma	varargck	type	"q"	char*#pragma	varargck	type	"Q"	Rune* typedef struct Control Control;typedef struct Controlset Controlset;typedef struct CParse CParse;typedef struct CCache CCache;typedef struct CCache CImage;typedef struct CCache CFont;typedef struct CWire CWire; enum	/* alts */{	AKey,	AMouse,	ACtl,	AWire,	AExit,	NALT}; struct CWire{	Channel	*chan;	/* chan(char*) */	Channel	*sig;		/* chan(int) for synch */	char		*name;}; struct Controlset{	Control		*controls;	Image		*screen;	Control		*actives;	Control		*focus;	Channel		*kbdc;	Channel		*kbdexitc;	Channel		*mousec;	Channel		*mouseexitc;	Channel		*resizec;	Channel		*resizeexitc;	Keyboardctl	*keyboardctl;	/* will be nil if user supplied keyboard */	Mousectl		*mousectl;	/* will be nil if user supplied mouse */	int			clicktotype;	/* flag */}; struct Control{	/* known to client */	char			*name;	Rectangle	rect;	Channel		*event;			/* chan(char*) to client */	Channel		*ctl;				/* chan(char*) from client */	Channel		*data;			/* chan(char*) to client */	/* internal to control set */	Controlset	*controlset;	Channel		*kbd;			/* chan(Rune)[20], as in keyboard.h */	Channel		*mouse;			/* chan(Mouse) as in mouse.h */	Channel		*wire;			/* chan(CWire) */	Channel		*exit;			/* chan(int) */	Image		*screen;			/* where Control appears */	char			*format;			/* used to generate events */	char			wevent;			/* event channel rewired */	char			wctl;				/* ctl channel rewired */	char			wdata;			/* data channel rewired */	Alt			*alts;	/* things alted on */	Mouse		m;	char			*str;	Rune			*kbdr;	CWire		cwire;	Control		*nextactive;	Control		*next;}; struct CCache{	union{		Image	*image;		Font		*font;	};	char		*name;	int		index;			/* entry number in cache */	int		ref;				/* one for client, plus one for each use */}; struct CParse{	char	str[128];	char	*sender;	char	*args[10];	int	iargs[10];	int nargs;}; enum	/* alignments */{	Aupperleft = 0,	Auppercenter,	Aupperright,	Acenterleft,	Acenter,	Acenterright,	Alowerleft,	Alowercenter,	Alowerright,	Nalignments}; /* Functions used internally */int		_ctlparse(CParse*, char*, char**);void		_ctlargcount(Control*, CParse*, int);void		_ctlcontrol(Control*, char*, void (*)(Control*, char*));Control*	_createctl(Controlset*, char*, uint, char*, void (*)(void*), int stksize);Rune*	_ctlrunestr(char*);char*	_ctlstrrune(Rune*);void		_ctlputsnarf(Rune*);Rune*	_ctlgetsnarf(void);int		_ctlalignment(char*);Point		_ctlalignpoint(Rectangle, int, int, int);void		_ctlrewire(Control*); /* images */CImage*	_getctlimage(char*);void		_setctlimage(Control*, CImage**, char*);void		_putctlimage(CImage*);CFont*	_getctlfont(char*);void		_putctlfont(CFont*); /* fonts */CImage*	_getctlfont(char*);void		_setctlfont(Control*, CImage**, char*);void		_putctlfont(CImage*);CFont*	_getctlfont(char*);void		_putctlfont(CFont*); /* Public functions */ /* images */int		namectlimage(Image*, char*);int		freectlimage(char*);/* fonts */int		namectlfont(Font*, char*);int		freectlfont(char*); /* general */void			initcontrols(void);Controlset*	newcontrolset(Image*, Channel*, Channel*, Channel*);void			closecontrolset(Controlset*);void			closecontrol(Control*);int			printctl(Channel*, char*, ...);void			ctlerror(char*, ...);Control*		controlcalled(char*); /* publicly visible error-checking allocation routines */void*	ctlmalloc(uint);void*	ctlrealloc(void*, uint);char*	ctlstrdup(char*); /* creation */void		controlwire(Control*, char*, Channel*);void		activate(Control*);void		deactivate(Control*);Control*	createbox(Controlset*, char*);Control*	createbutton(Controlset*, char*);Control*	createentry(Controlset*, char*);Control*	createkeyboard(Controlset*, char*);Control*	createlabel(Controlset*, char*);Control*	createradiobutton(Controlset*, char*);Control*	createscribble(Controlset*, char*);Control*	createslider(Controlset*, char*);Control*	createtext(Controlset*, char*);Control*	createtextbutton(Controlset*, char*); /* user-supplied */void		resizecontrolset(Controlset*); int		_ctlsnarffd;char		*alignnames[];int		ctldeletequits;