ref: a369f1f2450401b373cc4f10e7448e1af9579135
dir: /inc.h/
#include <u.h>
#include <libc.h>
#include <draw.h>
#include <thread.h>
#include <keyboard.h>
#include <mouse.h>
#include <cursor.h>
#include <frame.h>
#include <fcall.h>
#include <9p.h>
#include <complete.h>
#include <plumb.h>
typedef uchar bool;
enum {
FALSE = 0,
TRUE = 1,
BIG = 3,
MAXWINDOWS = 1000
};
#define ALT(c, v, t) (Alt){ c, v, t, nil, nil, 0 }
#define CTRL(c) ((c)&0x1F)
typedef struct RKeyboardctl RKeyboardctl;
struct RKeyboardctl
{
Keyboardctl;
int kbdfd;
};
RKeyboardctl *initkbd(char *file, char *kbdfile);
extern Rune *snarf;
extern int nsnarf;
extern int snarfversion;
extern int snarffd;
enum { MAXSNARF = 100*1024 };
void putsnarf(void);
void getsnarf(void);
void setsnarf(char *s, int ns);
typedef struct Text Text;
struct Text
{
Frame;
Rectangle scrollr, lastsr;
Image *i;
Rune *r;
uint nr;
uint maxr;
uint org; /* start of Frame's text */
uint q0, q1; /* selection */
uint qh; /* host point, output here */
/* not entirely happy with this in here */
bool rawmode;
Rune *raw;
int nraw;
int posx;
};
void xinit(Text *x, Rectangle textr, Rectangle scrollr, int tabwidth, Font *ft, Image *b, Image **cols);
void xsetrects(Text *x, Rectangle textr, Rectangle scrollr);
void xclear(Text *x);
void xredraw(Text *x);
void xfullredraw(Text *x);
uint xinsert(Text *x, Rune *r, int n, uint q0);
void xfill(Text *x);
void xdelete(Text *x, uint q0, uint q1);
void xsetselect(Text *x, uint q0, uint q1);
void xselect(Text *x, Mousectl *mc);
void xscrdraw(Text *x);
void xscroll(Text *x, Mousectl *mc, int but);
void xscrolln(Text *x, int n);
void xshow(Text *x, uint q0);
void xplacetick(Text *x, uint q);
void xtype(Text *x, Rune r);
int xninput(Text *x);
void xaddraw(Text *x, Rune *r, int nr);
void xlook(Text *x);
void xsnarf(Text *x);
void xcut(Text *x);
void xpaste(Text *x);
void xsend(Text *x);
int xplumb(Text *w, char *src, char *dir, int maxsize);
enum
{
// NCOL is defined by libframe, add more after it
TITLE = NCOL,
LTITLE,
TITLEHOLD,
LTITLEHOLD,
PALETEXT,
HOLDTEXT,
PALEHOLDTEXT,
NumColors
};
extern Image *background;
extern Image *colors[NumColors];
extern Cursor whitearrow;
extern Cursor query;
extern Cursor crosscursor;
extern Cursor boxcursor;
extern Cursor sightcursor;
extern Cursor *corners[9];
void initdata(void);
extern Screen *wscreen;
extern Mousectl *mctl;
extern int tabwidth;
extern int scrolling;
extern char *startdir;
extern int shiftdown;
extern int gotscreen;
extern int servekbd;
extern Cursor *cursor;
void setcursoroverride(Cursor *c, int ov);
void setcursornormal(Cursor *c);
Rectangle newrect(void);
int goodrect(Rectangle r);
typedef struct RuneConvBuf RuneConvBuf;
struct RuneConvBuf
{
char *buf;
int maxbuf; // allocated size
int nb; // size
int n; // filled
};
typedef struct Stringpair Stringpair;
struct Stringpair /* rune and nrune or byte and nbyte */
{
void *s;
int ns;
};
typedef struct Mousestate Mousestate;
struct Mousestate
{
Mouse;
ulong counter; /* serial no. of mouse event */
};
typedef struct Mousequeue Mousequeue;
struct Mousequeue
{
Mousestate q[16];
int ri; /* read index into queue */
int wi; /* write index */
ulong counter; /* serial no. of last mouse event we received */
ulong lastcounter; /* serial no. of last mouse event sent to client */
int lastb; /* last button state we received */
bool full; /* filled the queue; no more recording until client comes back */
};
typedef struct Queue Queue;
struct Queue
{
char *q[32];
int ri;
int wi;
bool full;
};
int qadd(Queue *q, char *data);
char *qget(Queue *q);
int qempty(Queue *q);
enum
{
Resized,
Moved,
Deleted,
Refresh,
Holdon,
Holdoff,
Rawon,
Rawoff,
Wakeup
};
typedef struct Window Window;
struct Window
{
Ref;
bool deleted;
bool hidden;
Window *lower;
Window *higher;
Image *img;
int id;
char name[32];
int namecount;
char *label;
bool noborder;
Rectangle contrect;
int notefd;
char *dir;
Text text;
Rectangle scrollr;
Rectangle textr;
int holdmode;
bool scrolling;
bool wctlready;
bool wctlopen;
Mousectl mc;
Mousequeue mq;
int mouseopen;
int resized;
Cursor *cursorp;
Cursor cursor;
Channel *kbd;
Queue kq;
bool consctlopen;
bool kbdopen;
Channel *gone; /* window gone */
Channel *ctl; /* Wctlmesg */
/* channels to xreqs */
Channel *conswrite;
Channel *consread;
Channel *kbdread;
Channel *mouseread;
Channel *wctlread;
Channel *complete;
char *threadname; /* for debugging */
};
extern Window *bottomwin, *topwin;
extern Window *windows[MAXWINDOWS];
extern int nwindows;
extern Window *focused, *cursorwin;
void wdecor(Window *w);
void wresize(Window *w, Rectangle r);
Window *wcreate(Rectangle r, bool hidden, bool scrolling);
void wrelease(Window *w);
void wsendmsg(Window *w, int type);
Window *wfind(int id);
Window *wpointto(Point pt);
void wsetcursor(Window *w);
void wsetlabel(Window *w, char *label);
void wsetname(Window *w);
void wsetpid(Window *w, int pid, int dolabel);
void wdelete(Window *w);
void wmove(Window *w, Point pos);
void wraise(Window *w);
void wlower(Window *w);
void wfocus(Window *w);
void wunfocus(Window *w);
int whide(Window *w);
int wunhide(Window *w);
void wsethold(Window *w, int hold);
void wmovemouse(Window *w, Point pt);
void wtype(Window *w, Rune r);
int wincmd(Window *w, int pid, char *dir, char **argv);
typedef struct Wctlcmd Wctlcmd;
struct Wctlcmd
{
int cmd;
Rectangle r;
char *args;
int pid;
int id;
bool hidden;
bool scrolling;
char *dir;
char *error;
};
Wctlcmd parsewctl(char *s, Rectangle r);
char *writewctl(Window *w, char *data);
extern Channel *opentap; /* open fromtap or totap */
extern Channel *closetap; /* close fromtap or totap */
extern Channel *fromtap; /* input from kbd tap program to window */
extern Channel *totap; /* our keyboard input to tap program */
extern Srv fsys;
void startfs(void);
int fsmount(int id);
#define runemalloc(n) malloc((n)*sizeof(Rune))
#define runerealloc(a, n) realloc(a, (n)*sizeof(Rune))
#define runemove(a, b, n) memmove(a, b, (n)*sizeof(Rune))
#define min(a, b) ((a) < (b) ? (a) : (b))
#define max(a, b) ((a) > (b) ? (a) : (b))
void panic(char *s);
void *emalloc(ulong size);
void *erealloc(void *p, ulong size);
char *estrdup(char *s);
int handlebs(Stringpair *pair);
void cnvsize(RuneConvBuf *cnv, int nb);
int r2bfill(RuneConvBuf *cnv, Rune *rp, int nr);
void r2bfinish(RuneConvBuf *cnv, Stringpair *pair);
Stringpair b2r(RuneConvBuf *cnv);
typedef struct Timer Timer;
struct Timer
{
int dt;
int cancel;
Channel *c; /* chan(int) */
Timer *next;
};
void timerinit(void);
Timer *timerstart(int dt);
void timerstop(Timer *t);
void timercancel(Timer *t);