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Diffstat (limited to 'st.h')
| -rw-r--r-- | st.h | 272 |
1 files changed, 272 insertions, 0 deletions
@@ -0,0 +1,272 @@ +/* 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 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 +}; + +enum window_state { + WIN_VISIBLE = 1, + WIN_FOCUSED = 2 +}; + +typedef unsigned char uchar; +typedef unsigned int uint; +typedef unsigned long ulong; +typedef unsigned short ushort; + +typedef uint_least32_t Rune; + +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 */ + GlyphFontSpec *specbuf; /* font spec buffer used for rendering */ + 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 { + uint b; + uint mask; + char *s; +} MouseShortcut; + +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; + +typedef struct { + uint mod; + KeySym keysym; + void (*func)(const Arg *); + const Arg arg; +} Shortcut; + +void die(const char *, ...); +void redraw(void); + +int tattrset(int); +void tnew(int, int); +void tsetdirt(int, int); +void tsetdirtattr(int); +int match(uint, uint); +void ttynew(void); +size_t ttyread(void); +void ttyresize(void); +void ttysend(char *, size_t); +void ttywrite(const char *, size_t); + +void resettitle(void); + +char *kmap(KeySym, uint); +void cresize(int, int); +void selclear(void); + +void selinit(void); +void selnormalize(void); +int selected(int, int); +char *getsel(void); +int x2col(int); +int y2row(int); + +size_t utf8decode(char *, Rune *, size_t); +size_t utf8encode(Rune, char *); + +void *xmalloc(size_t); +char *xstrdup(char *); + +void usage(void); + +/* Globals */ +extern TermWindow win; +extern Term term; +extern Selection sel; +extern int cmdfd; +extern pid_t pid; +extern char **opt_cmd; +extern char *opt_class; +extern char *opt_embed; +extern char *opt_font; +extern char *opt_io; +extern char *opt_line; +extern char *opt_name; +extern char *opt_title; +extern int oldbutton; + +extern char *usedfont; +extern double usedfontsize; +extern double defaultfontsize; + +/* config.h globals */ +extern char font[]; +extern int borderpx; +extern float cwscale; +extern float chscale; +extern unsigned int doubleclicktimeout; +extern unsigned int tripleclicktimeout; +extern int allowaltscreen; +extern unsigned int xfps; +extern unsigned int actionfps; +extern unsigned int cursorthickness; +extern unsigned int blinktimeout; +extern char termname[]; +extern const char *colorname[]; +extern size_t colornamelen; +extern unsigned int defaultfg; +extern unsigned int defaultbg; +extern unsigned int defaultcs; +extern unsigned int defaultrcs; +extern unsigned int cursorshape; +extern unsigned int cols; +extern unsigned int rows; +extern unsigned int mouseshape; +extern unsigned int mousefg; +extern unsigned int mousebg; +extern unsigned int defaultattr; +extern MouseShortcut mshortcuts[]; +extern size_t mshortcutslen; +extern Shortcut shortcuts[]; +extern size_t shortcutslen; +extern uint forceselmod; +extern uint selmasks[]; +extern size_t selmaskslen; +extern char ascii_printable[]; |