214 lines
4.7 KiB
C
214 lines
4.7 KiB
C
#pragma src "/sys/src/libcontrol"
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#pragma lib "libcontrol.a"
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#pragma varargck argpos ctlprint 2
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#pragma varargck argpos _ctlprint 2
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typedef struct Control Control;
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typedef struct Controlset Controlset;
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typedef struct CParse CParse;
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typedef struct CCache CCache;
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typedef struct CCache CImage;
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typedef struct CCache CFont;
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enum /* types */
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{
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Ctlunknown,
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Ctlbox,
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Ctlbutton,
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Ctlentry,
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Ctlkeyboard,
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Ctllabel,
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Ctlmenu,
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Ctlradio,
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Ctlscribble,
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Ctlslider,
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Ctltabs,
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Ctltext,
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Ctltextbutton,
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Ctltextbutton3,
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Ctlgroup, /* divider between controls and metacontrols */
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Ctlboxbox,
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Ctlcolumn,
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Ctlrow,
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Ctlstack,
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Ctltab,
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Ntypes,
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};
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struct Controlset
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{
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Control *controls;
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Image *screen;
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Control *actives;
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Control *focus;
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Channel *ctl;
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Channel *data; /* currently only for sync */
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Channel *kbdc;
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Channel *mousec;
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Channel *resizec;
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Channel *resizeexitc;
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Channel *csexitc;
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Keyboardctl *keyboardctl; /* will be nil if user supplied keyboard */
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Mousectl *mousectl; /* will be nil if user supplied mouse */
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int clicktotype; /* flag */
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};
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struct Control
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{
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/* known to client */
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char *name;
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Rectangle rect;
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Rectangle size; /* minimum/maximum Dx, Dy (not a rect) */
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Channel *event; /* chan(char*) to client */
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Channel *data; /* chan(char*) to client */
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/* internal to control set */
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int type;
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int hidden; /* hide hides, show unhides (and redraws) */
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Controlset *controlset;
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Image *screen; /* where Control appears */
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char *format; /* used to generate events */
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char wevent; /* event channel rewired */
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char wdata; /* data channel rewired */
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/* method table */
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void (*ctl)(Control*, CParse*);
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void (*mouse)(Control*, Mouse*);
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void (*key)(Control*, Rune*);
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void (*exit)(Control*);
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void (*setsize)(Control*);
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void (*activate)(Control*, int);
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Control *nextactive;
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Control *next;
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};
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struct CCache
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{
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union{
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Image *image;
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Font *font;
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};
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char *name;
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int index; /* entry number in cache */
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int ref; /* one for client, plus one for each use */
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};
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struct CParse
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{
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char str[256];
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char *sender;
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char *receiver;
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int cmd;
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char *pargs[32];
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int iargs[32];
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char **args;
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int nargs;
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};
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enum /* alignments */
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{
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Aupperleft = 0,
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Auppercenter,
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Aupperright,
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Acenterleft,
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Acenter,
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Acenterright,
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Alowerleft,
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Alowercenter,
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Alowerright,
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Nalignments
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};
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enum
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{
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_Ctlmaxsize = 10000,
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};
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extern char *ctltypenames[];
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/* Functions used internally */
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void _ctladdgroup(Control*, Control*);
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void _ctlargcount(Control*, CParse*, int);
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Control* _createctl(Controlset*, char*, uint, char*);
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Rune* _ctlrunestr(char*);
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char* _ctlstrrune(Rune*);
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void _ctlputsnarf(Rune*);
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Rune* _ctlgetsnarf(void);
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int _ctlalignment(char*);
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Point _ctlalignpoint(Rectangle, int, int, int);
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void _ctlfocus(Control*, int);
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void _activategroup(Control*);
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void _deactivategroup(Control*);
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int _ctllookup(char *s, char *tab[], int ntab);
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void _ctlprint(Control *c, char *fmt, ...);
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/* images */
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CImage* _getctlimage(char*);
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void _setctlimage(Control*, CImage**, char*);
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void _putctlimage(CImage*);
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CFont* _getctlfont(char*);
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void _putctlfont(CFont*);
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/* fonts */
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CImage* _getctlfont(char*);
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void _setctlfont(Control*, CImage**, char*);
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void _putctlfont(CImage*);
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CFont* _getctlfont(char*);
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void _putctlfont(CFont*);
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/* Public functions */
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/* images */
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int namectlimage(Image*, char*);
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int freectlimage(char*);
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/* fonts */
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int namectlfont(Font*, char*);
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int freectlfont(char*);
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/* commands */
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int ctlprint(Control*, char*, ...);
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/* general */
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void initcontrols(void);
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Controlset* newcontrolset(Image*, Channel*, Channel*, Channel*);
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void closecontrolset(Controlset*);
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void closecontrol(Control*);
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void ctlerror(char*, ...);
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Control* controlcalled(char*);
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/* publicly visible error-checking allocation routines */
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void* ctlmalloc(uint);
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void* ctlrealloc(void*, uint);
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char* ctlstrdup(char*);
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/* creation */
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void controlwire(Control*, char*, Channel*);
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void activate(Control*);
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void deactivate(Control*);
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Control* createbox(Controlset*, char*);
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Control* createbutton(Controlset*, char*);
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Control* createcolumn(Controlset*, char*);
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Control* createboxbox(Controlset*, char*);
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Control* createentry(Controlset*, char*);
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Control* createkeyboard(Controlset*, char*);
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Control* createlabel(Controlset*, char*);
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Control* createmenu(Controlset*, char*);
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Control* createradiobutton(Controlset*, char*);
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Control* createrow(Controlset*, char*);
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Control* createscribble(Controlset*, char*);
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Control* createslider(Controlset*, char*);
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Control* createstack(Controlset*, char*);
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Control* createtab(Controlset*, char*);
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Control* createtext(Controlset*, char*);
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Control* createtextbutton(Controlset*, char*);
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Control* createtextbutton3(Controlset*, char*);
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/* user-supplied */
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void resizecontrolset(Controlset*);
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int _ctlsnarffd;
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char *alignnames[];
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int ctldeletequits;
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