This repository has been archived on 2021-04-22. You can view files and clone it, but cannot push or open issues/pull-requests.
stj/st.h

221 lines
5.2 KiB
C
Raw Blame History

This file contains ambiguous Unicode characters!

This file contains ambiguous Unicode characters that may be confused with others in your current locale. If your use case is intentional and legitimate, you can safely ignore this warning. Use the Escape button to highlight these characters.

/* See LICENSE for license details. */
/* Arbitrary sizes */
#define UTF_SIZ 4
/* macros */
#define MIN(a, b) ((a) < (b) ? (a) : (b))
#define MAX(a, b) ((a) < (b) ? (b) : (a))
#define LEN(a) (sizeof(a) / sizeof(a)[0])
#define BETWEEN(x, a, b) ((a) <= (x) && (x) <= (b))
#define DIVCEIL(n, d) (((n) + ((d) - 1)) / (d))
#define DEFAULT(a, b) (a) = (a) ? (a) : (b)
#define LIMIT(x, a, b) (x) = (x) < (a) ? (a) : (x) > (b) ? (b) : (x)
#define ATTRCMP(a, b) ((a).mode != (b).mode || (a).fg != (b).fg || \
(a).bg != (b).bg)
#define IS_SET(flag) ((term.mode & (flag)) != 0)
#define TIMEDIFF(t1, t2) ((t1.tv_sec-t2.tv_sec)*1000 + \
(t1.tv_nsec-t2.tv_nsec)/1E6)
#define MODBIT(x, set, bit) ((set) ? ((x) |= (bit)) : ((x) &= ~(bit)))
#define TRUECOLOR(r,g,b) (1 << 24 | (r) << 16 | (g) << 8 | (b))
#define IS_TRUECOL(x) (1 << 24 & (x))
enum glyph_attribute {
ATTR_NULL = 0,
ATTR_BOLD = 1 << 0,
ATTR_FAINT = 1 << 1,
ATTR_ITALIC = 1 << 2,
ATTR_UNDERLINE = 1 << 3,
ATTR_BLINK = 1 << 4,
ATTR_REVERSE = 1 << 5,
ATTR_INVISIBLE = 1 << 6,
ATTR_STRUCK = 1 << 7,
ATTR_WRAP = 1 << 8,
ATTR_WIDE = 1 << 9,
ATTR_WDUMMY = 1 << 10,
ATTR_BOLD_FAINT = ATTR_BOLD | ATTR_FAINT,
};
enum term_mode {
MODE_WRAP = 1 << 0,
MODE_INSERT = 1 << 1,
MODE_APPKEYPAD = 1 << 2,
MODE_ALTSCREEN = 1 << 3,
MODE_CRLF = 1 << 4,
MODE_MOUSEBTN = 1 << 5,
MODE_MOUSEMOTION = 1 << 6,
MODE_REVERSE = 1 << 7,
MODE_KBDLOCK = 1 << 8,
MODE_HIDE = 1 << 9,
MODE_ECHO = 1 << 10,
MODE_APPCURSOR = 1 << 11,
MODE_MOUSESGR = 1 << 12,
MODE_8BIT = 1 << 13,
MODE_BLINK = 1 << 14,
MODE_FBLINK = 1 << 15,
MODE_FOCUS = 1 << 16,
MODE_MOUSEX10 = 1 << 17,
MODE_MOUSEMANY = 1 << 18,
MODE_BRCKTPASTE = 1 << 19,
MODE_PRINT = 1 << 20,
MODE_UTF8 = 1 << 21,
MODE_SIXEL = 1 << 22,
MODE_MOUSE = MODE_MOUSEBTN|MODE_MOUSEMOTION|MODE_MOUSEX10\
|MODE_MOUSEMANY,
};
enum selection_mode {
SEL_IDLE = 0,
SEL_EMPTY = 1,
SEL_READY = 2
};
enum selection_type {
SEL_REGULAR = 1,
SEL_RECTANGULAR = 2
};
enum selection_snap {
SNAP_WORD = 1,
SNAP_LINE = 2
};
typedef unsigned char uchar;
typedef unsigned int uint;
typedef unsigned long ulong;
typedef unsigned short ushort;
typedef uint_least32_t Rune;
#define Glyph Glyph_
typedef struct {
Rune u; /* character code */
ushort mode; /* attribute flags */
uint32_t fg; /* foreground */
uint32_t bg; /* background */
} Glyph;
typedef Glyph *Line;
typedef struct {
Glyph attr; /* current char attributes */
int x;
int y;
char state;
} TCursor;
/* Internal representation of the screen */
typedef struct {
int row; /* nb row */
int col; /* nb col */
Line *line; /* screen */
Line *alt; /* alternate screen */
int *dirty; /* dirtyness of lines */
TCursor c; /* cursor */
int top; /* top scroll limit */
int bot; /* bottom scroll limit */
int mode; /* terminal mode flags */
int esc; /* escape state flags */
char trantbl[4]; /* charset table translation */
int charset; /* current charset */
int icharset; /* selected charset for sequence */
int numlock; /* lock numbers in keyboard */
int *tabs;
} Term;
/* Purely graphic info */
typedef struct {
int tw, th; /* tty width and height */
int w, h; /* window width and height */
int ch; /* char height */
int cw; /* char width */
char state; /* focus, redraw, visible */
int cursor; /* cursor style */
} TermWindow;
typedef struct {
int mode;
int type;
int snap;
/*
* Selection variables:
* nb normalized coordinates of the beginning of the selection
* ne normalized coordinates of the end of the selection
* ob original coordinates of the beginning of the selection
* oe original coordinates of the end of the selection
*/
struct {
int x, y;
} nb, ne, ob, oe;
char *primary, *clipboard;
int alt;
struct timespec tclick1;
struct timespec tclick2;
//Atom xtarget;
} Selection;
typedef union {
int i;
uint ui;
float f;
const void *v;
} Arg;
void die(const char *, ...);
void redraw(void);
void iso14755(const Arg *);
void numlock(const Arg *);
void printscreen(const Arg *);
void printsel(const Arg *);
void sendbreak(const Arg *);
void toggleprinter(const Arg *);
int tattrset(int);
void tnew(int, int);
void tresize(int, int);
void tsetdirt(int, int);
void tsetdirtattr(int);
void ttynew(char *, char *, char **);
size_t ttyread(void);
void ttyresize(int, int);
void ttysend(char *, size_t);
void ttywrite(const char *, size_t);
void resettitle(void);
void selclear(void);
void selinit(void);
void selnormalize(void);
int selected(int, int);
char *getsel(void);
size_t utf8decode(const char *, Rune *, size_t);
size_t utf8encode(Rune, char *);
void *xmalloc(size_t);
void *xrealloc(void *, size_t);
char *xstrdup(char *);
/* Globals */
extern Term term;
extern Selection sel;
extern int cmdfd;
extern pid_t pid;
extern int oldbutton;
/* config.h globals */
extern char *shell;
extern char *utmp;
extern char *stty_args;
extern char *vtiden;
extern char *worddelimiters;
extern int allowaltscreen;
extern char *termname;
extern unsigned int tabspaces;
extern unsigned int defaultfg;
extern unsigned int defaultbg;