X-Git-Url: https://jasonwoof.com/gitweb/?a=blobdiff_plain;f=st.c;h=8b30d4ca6bd8021f65e0be0e824427579355dc63;hb=579f12d47b38e23abb1073b8e70d67c0c203c42c;hp=b1db0933a01b5f336075b092e945089003167dcd;hpb=bcb7ec68c2780a65d0d362bafd3690b2a8f5473e;p=st.git diff --git a/st.c b/st.c index b1db093..8b30d4c 100644 --- a/st.c +++ b/st.c @@ -24,6 +24,7 @@ #include #include #include +#include #if defined(__linux) #include @@ -34,17 +35,19 @@ #endif #define USAGE \ - "st " VERSION " (c) 2010-2011 st engineers\n" \ - "usage: st [-t title] [-c class] [-w windowid] [-v] [-e command...]\n" + "st " VERSION " (c) 2010-2012 st engineers\n" \ + "usage: st [-t title] [-c class] [-g geometry]" \ + " [-w windowid] [-v] [-f file] [-e command...]\n" /* XEMBED messages */ #define XEMBED_FOCUS_IN 4 #define XEMBED_FOCUS_OUT 5 /* Arbitrary sizes */ -#define ESC_TITLE_SIZ 256 #define ESC_BUF_SIZ 256 #define ESC_ARG_SIZ 16 +#define STR_BUF_SIZ 256 +#define STR_ARG_SIZ 16 #define DRAW_BUF_SIZ 1024 #define UTF_SIZ 4 #define XK_NO_MOD UINT_MAX @@ -52,6 +55,7 @@ #define SELECT_TIMEOUT (20*1000) /* 20 ms */ #define DRAW_TIMEOUT (20*1000) /* 20 ms */ +#define REDRAW_TIMEOUT (80*1000) /* 80 ms */ #define SERRNO strerror(errno) #define MIN(a, b) ((a) < (b) ? (a) : (b)) @@ -66,30 +70,75 @@ #define X2COL(x) (((x) - BORDER)/xw.cw) #define Y2ROW(y) (((y) - BORDER)/xw.ch) -/* Attribute, Cursor, Character state, Terminal mode, Screen draw mode */ -enum { ATTR_NULL=0 , ATTR_REVERSE=1 , ATTR_UNDERLINE=2, ATTR_BOLD=4, ATTR_GFX=8 }; -enum { CURSOR_UP, CURSOR_DOWN, CURSOR_LEFT, CURSOR_RIGHT, - CURSOR_SAVE, CURSOR_LOAD }; -enum { CURSOR_DEFAULT = 0, CURSOR_HIDE = 1, CURSOR_WRAPNEXT = 2 }; -enum { GLYPH_SET=1, GLYPH_DIRTY=2 }; -enum { MODE_WRAP=1, MODE_INSERT=2, MODE_APPKEYPAD=4, MODE_ALTSCREEN=8, - MODE_CRLF=16, MODE_MOUSEBTN=32, MODE_MOUSEMOTION=64, MODE_MOUSE=32|64, MODE_REVERSE=128 }; -enum { ESC_START=1, ESC_CSI=2, ESC_OSC=4, ESC_TITLE=8, ESC_ALTCHARSET=16 }; -enum { WIN_VISIBLE=1, WIN_REDRAW=2, WIN_FOCUSED=4 }; +enum glyph_attribute { + ATTR_NULL = 0, + ATTR_REVERSE = 1, + ATTR_UNDERLINE = 2, + ATTR_BOLD = 4, + ATTR_GFX = 8, +}; + +enum cursor_movement { + CURSOR_UP, + CURSOR_DOWN, + CURSOR_LEFT, + CURSOR_RIGHT, + CURSOR_SAVE, + CURSOR_LOAD +}; + +enum cursor_state { + CURSOR_DEFAULT = 0, + CURSOR_HIDE = 1, + CURSOR_WRAPNEXT = 2 +}; + +enum glyph_state { + GLYPH_SET = 1, + GLYPH_DIRTY = 2 +}; + +enum term_mode { + MODE_WRAP = 1, + MODE_INSERT = 2, + MODE_APPKEYPAD = 4, + MODE_ALTSCREEN = 8, + MODE_CRLF = 16, + MODE_MOUSEBTN = 32, + MODE_MOUSEMOTION = 64, + MODE_MOUSE = 32|64, + MODE_REVERSE = 128 +}; +enum escape_state { + ESC_START = 1, + ESC_CSI = 2, + ESC_STR = 4, /* DSC, OSC, PM, APC */ + ESC_ALTCHARSET = 8, + ESC_STR_END = 16, /* a final string was encountered */ +}; + +enum window_state { + WIN_VISIBLE = 1, + WIN_REDRAW = 2, + WIN_FOCUSED = 4 +}; + +/* bit macro */ #undef B0 enum { B0=1, B1=2, B2=4, B3=8, B4=16, B5=32, B6=64, B7=128 }; typedef unsigned char uchar; typedef unsigned int uint; typedef unsigned long ulong; +typedef unsigned short ushort; typedef struct { char c[UTF_SIZ]; /* character code */ - char mode; /* attribute flags */ - int fg; /* foreground */ - int bg; /* background */ - char state; /* state flags */ + uchar mode; /* attribute flags */ + ushort fg; /* foreground */ + ushort bg; /* background */ + uchar state; /* state flags */ } Glyph; typedef Glyph* Line; @@ -105,27 +154,36 @@ typedef struct { /* ESC '[' [[ [] [;]] ] */ typedef struct { char buf[ESC_BUF_SIZ]; /* raw string */ - int len; /* raw string length */ + int len; /* raw string length */ char priv; int arg[ESC_ARG_SIZ]; - int narg; /* nb of args */ + int narg; /* nb of args */ char mode; } CSIEscape; +/* STR Escape sequence structs */ +/* ESC type [[ [] [;]] ] ESC '\' */ +typedef struct { + char type; /* ESC type ... */ + char buf[STR_BUF_SIZ]; /* raw string */ + int len; /* raw string length */ + char *args[STR_ARG_SIZ]; + int narg; /* nb of args */ +} STREscape; + /* Internal representation of the screen */ typedef struct { int row; /* nb row */ int col; /* nb col */ Line* line; /* screen */ Line* alt; /* alternate screen */ - bool* dirty; /* dirtyness of lines */ + bool* 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 title[ESC_TITLE_SIZ]; - int titlelen; + bool *tabs; } Term; /* Purely graphic info */ @@ -133,15 +191,15 @@ typedef struct { Display* dpy; Colormap cmap; Window win; - Pixmap buf; + XdbeBackBuffer buf; Atom xembed; XIM xim; XIC xic; int scr; + Bool isfixed; /* is fixed geometry? */ + int fx, fy, fw, fh; /* fixed geometry */ int w; /* window width */ int h; /* window height */ - int bufw; /* pixmap width */ - int bufh; /* pixmap height */ int ch; /* char height */ int cw; /* char width */ char state; /* focus, redraw, visible */ @@ -154,18 +212,6 @@ typedef struct { char s[ESC_BUF_SIZ]; } Key; -/* Drawing Context */ -typedef struct { - ulong col[256]; - GC gc; - struct { - int ascent; - int descent; - short lbearing; - short rbearing; - XFontSet set; - } font, bfont; -} DC; /* TODO: use better name for vars... */ typedef struct { @@ -181,8 +227,22 @@ typedef struct { #include "config.h" +/* Drawing Context */ +typedef struct { + ulong col[LEN(colorname) < 256 ? 256 : LEN(colorname)]; + GC gc; + struct { + int ascent; + int descent; + short lbearing; + short rbearing; + XFontSet set; + } font, bfont; +} DC; + static void die(const char*, ...); static void draw(void); +static void redraw(void); static void drawregion(int, int, int, int); static void execsh(void); static void sigchld(int); @@ -193,6 +253,10 @@ static void csidump(void); static void csihandle(void); static void csiparse(void); static void csireset(void); +static void strdump(void); +static void strhandle(void); +static void strparse(void); +static void strreset(void); static void tclearregion(int, int, int, int); static void tcursor(int); @@ -203,7 +267,7 @@ static void tinsertblankline(int); static void tmoveto(int, int); static void tnew(int, int); static void tnewline(int); -static void tputtab(void); +static void tputtab(bool); static void tputc(char*); static void treset(void); static int tresize(int, int); @@ -213,6 +277,8 @@ static void tsetattr(int*, int); static void tsetchar(char*); static void tsetscroll(int, int); static void tswapscreen(void); +static void tsetdirt(int, int); +static void tsetmode(bool, bool, int *, int); static void tfulldirt(void); static void ttynew(void); @@ -223,7 +289,7 @@ static void ttywrite(const char *, size_t); static void xdraws(char *, Glyph, int, int, int, int); static void xhints(void); static void xclear(int, int, int, int); -static void xcopy(int, int, int, int); +static void xcopy(); static void xdrawcursor(void); static void xinit(void); static void xloadcols(void); @@ -276,11 +342,14 @@ static void (*handler[LASTEvent])(XEvent *) = { static DC dc; static XWindow xw; static Term term; -static CSIEscape escseq; +static CSIEscape csiescseq; +static STREscape strescseq; static int cmdfd; static pid_t pid; static Selection sel; +static FILE *fileio; static char **opt_cmd = NULL; +static char *opt_io = NULL; static char *opt_title = NULL; static char *opt_embed = NULL; static char *opt_class = NULL; @@ -400,8 +469,8 @@ utf8size(char *s) { void selinit(void) { - sel.tclick1.tv_sec = 0; - sel.tclick1.tv_usec = 0; + memset(&sel.tclick1, 0, sizeof(sel.tclick1)); + memset(&sel.tclick2, 0, sizeof(sel.tclick2)); sel.mode = 0; sel.bx = -1; sel.clip = NULL; @@ -442,7 +511,7 @@ mousereport(XEvent *e) { int state = e->xbutton.state; char buf[] = { '\033', '[', 'M', 0, 32+x+1, 32+y+1 }; static int ob, ox, oy; - + /* from urxvt */ if(e->xbutton.type == MotionNotify) { if(!IS_SET(MODE_MOUSEMOTION) || (x == ox && y == oy)) @@ -460,11 +529,11 @@ mousereport(XEvent *e) { ox = x, oy = y; } } - + buf[3] = 32 + button + (state & ShiftMask ? 4 : 0) + (state & Mod4Mask ? 8 : 0) + (state & ControlMask ? 16 : 0); - + ttywrite(buf, sizeof(buf)); } @@ -474,8 +543,7 @@ bpress(XEvent *e) { mousereport(e); else if(e->xbutton.button == Button1) { if(sel.bx != -1) - for(int i=sel.b.y; i<=sel.e.y; i++) - term.dirty[i] = 1; + tsetdirt(sel.b.y, sel.e.y); sel.mode = 1; sel.ex = sel.bx = X2COL(e->xbutton.x); sel.ey = sel.by = Y2ROW(e->xbutton.y); @@ -485,21 +553,28 @@ bpress(XEvent *e) { void selcopy(void) { char *str, *ptr; - int x, y, sz, sl, ls = 0; + int x, y, bufsize, is_selected = 0; if(sel.bx == -1) str = NULL; + else { - sz = (term.col+1) * (sel.e.y-sel.b.y+1) * UTF_SIZ; - ptr = str = malloc(sz); + bufsize = (term.col+1) * (sel.e.y-sel.b.y+1) * UTF_SIZ; + ptr = str = malloc(bufsize); + + /* append every set & selected glyph to the selection */ for(y = 0; y < term.row; y++) { - for(x = 0; x < term.col; x++) - if(term.line[y][x].state & GLYPH_SET && (ls = selected(x, y))) { - sl = utf8size(term.line[y][x].c); - memcpy(ptr, term.line[y][x].c, sl); - ptr += sl; + for(x = 0; x < term.col; x++) { + is_selected = selected(x, y); + if((term.line[y][x].state & GLYPH_SET) && is_selected) { + int size = utf8size(term.line[y][x].c); + memcpy(ptr, term.line[y][x].c, size); + ptr += size; } - if(ls && y < sel.e.y) + } + + /* \n at the end of every selected line except for the last one */ + if(is_selected && y < sel.e.y) *ptr++ = '\n'; } *ptr = 0; @@ -641,8 +716,7 @@ bmotion(XEvent *e) { if(oldey != sel.ey || oldex != sel.ex) { int starty = MIN(oldey, sel.ey); int endy = MAX(oldey, sel.ey); - for(int i = starty; i <= endy; i++) - term.dirty[i] = 1; + tsetdirt(starty, endy); draw(); } } @@ -663,7 +737,7 @@ execsh(void) { char **args; char *envshell = getenv("SHELL"); - DEFAULT(envshell, "sh"); + DEFAULT(envshell, SHELL); putenv("TERM="TNAME); args = opt_cmd ? opt_cmd : (char*[]){envshell, "-i", NULL}; execvp(args[0], args); @@ -684,7 +758,7 @@ sigchld(int a) { void ttynew(void) { int m, s; - + /* seems to work fine on linux, openbsd and freebsd */ struct winsize w = {term.row, term.col, 0, 0}; if(openpty(&m, &s, NULL, NULL, &w) < 0) @@ -709,6 +783,10 @@ ttynew(void) { close(s); cmdfd = m; signal(SIGCHLD, sigchld); + if (opt_io && !(fileio = fopen(opt_io, "w"))) { + fprintf(stderr, "Error opening %s:%s", + opt_io, strerror(errno)); + } } } @@ -767,14 +845,24 @@ ttyresize(int x, int y) { } void -tfulldirt(void) +tsetdirt(int top, int bot) { int i; - for(i = 0; i < term.row; i++) + + LIMIT(top, 0, term.row-1); + LIMIT(bot, 0, term.row-1); + + for(i = top; i <= bot; i++) term.dirty[i] = 1; } void +tfulldirt(void) +{ + tsetdirt(0, term.row-1); +} + +void tcursor(int mode) { static TCursor c; @@ -786,12 +874,16 @@ tcursor(int mode) { void treset(void) { + unsigned i; term.c = (TCursor){{ .mode = ATTR_NULL, .fg = DefaultFG, .bg = DefaultBG }, .x = 0, .y = 0, .state = CURSOR_DEFAULT}; - + + memset(term.tabs, 0, term.col * sizeof(*term.tabs)); + for (i = TAB; i < term.col; i += TAB) + term.tabs[i] = 1; term.top = 0, term.bot = term.row - 1; term.mode = MODE_WRAP; tclearregion(0, 0, term.col-1, term.row-1); @@ -804,12 +896,14 @@ tnew(int col, int row) { term.line = malloc(term.row * sizeof(Line)); term.alt = malloc(term.row * sizeof(Line)); term.dirty = malloc(term.row * sizeof(*term.dirty)); + term.tabs = malloc(term.col * sizeof(*term.tabs)); for(row = 0; row < term.row; row++) { term.line[row] = malloc(term.col * sizeof(Glyph)); term.alt [row] = malloc(term.col * sizeof(Glyph)); term.dirty[row] = 0; } + memset(term.tabs, 0, term.col * sizeof(*term.tabs)); /* setup screen */ treset(); } @@ -827,11 +921,11 @@ void tscrolldown(int orig, int n) { int i; Line temp; - + LIMIT(n, 0, term.bot-orig+1); tclearregion(0, term.bot-n+1, term.col-1, term.bot); - + for(i = term.bot; i >= orig+n; i--) { temp = term.line[i]; term.line[i] = term.line[i-n]; @@ -849,9 +943,9 @@ tscrollup(int orig, int n) { int i; Line temp; LIMIT(n, 0, term.bot-orig+1); - + tclearregion(0, orig, term.col-1, orig+n-1); - + for(i = orig; i <= term.bot-n; i++) { temp = term.line[i]; term.line[i] = term.line[i+n]; @@ -868,7 +962,7 @@ void selscroll(int orig, int n) { if(sel.bx == -1) return; - + if(BETWEEN(sel.by, orig, term.bot) || BETWEEN(sel.ey, orig, term.bot)) { if((sel.by += n) > term.bot || (sel.ey += n) < term.top) { sel.bx = -1; @@ -900,22 +994,22 @@ tnewline(int first_col) { void csiparse(void) { /* int noarg = 1; */ - char *p = escseq.buf; + char *p = csiescseq.buf; - escseq.narg = 0; + csiescseq.narg = 0; if(*p == '?') - escseq.priv = 1, p++; - - while(p < escseq.buf+escseq.len) { + csiescseq.priv = 1, p++; + + while(p < csiescseq.buf+csiescseq.len) { while(isdigit(*p)) { - escseq.arg[escseq.narg] *= 10; - escseq.arg[escseq.narg] += *p++ - '0'/*, noarg = 0 */; + csiescseq.arg[csiescseq.narg] *= 10; + csiescseq.arg[csiescseq.narg] += *p++ - '0'/*, noarg = 0 */; } - if(*p == ';' && escseq.narg+1 < ESC_ARG_SIZ) - escseq.narg++, p++; + if(*p == ';' && csiescseq.narg+1 < ESC_ARG_SIZ) + csiescseq.narg++, p++; else { - escseq.mode = *p; - escseq.narg++; + csiescseq.mode = *p; + csiescseq.narg++; return; } } @@ -964,7 +1058,7 @@ tdeletechar(int n) { int src = term.c.x + n; int dst = term.c.x; int size = term.col - src; - + term.dirty[term.c.y] = 1; if(src >= term.col) { @@ -1021,6 +1115,9 @@ tsetattr(int *attr, int l) { case 1: term.c.attr.mode |= ATTR_BOLD; break; + case 3: /* enter standout (highlight) mode TODO: make it italic */ + term.c.attr.mode |= ATTR_REVERSE; + break; case 4: term.c.attr.mode |= ATTR_UNDERLINE; break; @@ -1030,6 +1127,9 @@ tsetattr(int *attr, int l) { case 22: term.c.attr.mode &= ~ATTR_BOLD; break; + case 23: /* leave standout (highlight) mode TODO: make it italic */ + term.c.attr.mode &= ~ATTR_REVERSE; + break; case 24: term.c.attr.mode &= ~ATTR_UNDERLINE; break; @@ -1045,7 +1145,7 @@ tsetattr(int *attr, int l) { fprintf(stderr, "erresc: bad fgcolor %d\n", attr[i]); } else - fprintf(stderr, "erresc: gfx attr %d unknown\n", attr[i]); + fprintf(stderr, "erresc(38): gfx attr %d unknown\n", attr[i]); break; case 39: term.c.attr.fg = DefaultFG; @@ -1059,7 +1159,7 @@ tsetattr(int *attr, int l) { fprintf(stderr, "erresc: bad bgcolor %d\n", attr[i]); } else - fprintf(stderr, "erresc: gfx attr %d unknown\n", attr[i]); + fprintf(stderr, "erresc(48): gfx attr %d unknown\n", attr[i]); break; case 49: term.c.attr.bg = DefaultBG; @@ -1074,8 +1174,7 @@ tsetattr(int *attr, int l) { else if(BETWEEN(attr[i], 100, 107)) term.c.attr.fg = attr[i] - 100 + 8; else - fprintf(stderr, "erresc: gfx attr %d unknown\n", attr[i]), csidump(); - + fprintf(stderr, "erresc(default): gfx attr %d unknown\n", attr[i]), csidump(); break; } } @@ -1096,9 +1195,82 @@ tsetscroll(int t, int b) { term.bot = b; } +#define MODBIT(x, set, bit) ((set) ? ((x) |= (bit)) : ((x) &= ~(bit))) + +void +tsetmode(bool priv, bool set, int *args, int narg) { + int *lim, mode; + + for (lim = args + narg; args < lim; ++args) { + if(priv) { + switch(*args) { + case 1: + MODBIT(term.mode, set, MODE_APPKEYPAD); + break; + case 5: /* DECSCNM -- Reverve video */ + mode = term.mode; + MODBIT(term.mode,set, MODE_REVERSE); + if (mode != term.mode) + redraw(); + break; + case 7: + MODBIT(term.mode, set, MODE_WRAP); + break; + case 20: + MODBIT(term.mode, set, MODE_CRLF); + break; + case 12: /* att610 -- Start blinking cursor (IGNORED) */ + break; + case 25: + MODBIT(term.c.state, !set, CURSOR_HIDE); + break; + case 1000: /* 1000,1002: enable xterm mouse report */ + MODBIT(term.mode, set, MODE_MOUSEBTN); + break; + case 1002: + MODBIT(term.mode, set, MODE_MOUSEMOTION); + break; + case 1049: /* = 1047 and 1048 */ + case 47: + case 1047: + if(IS_SET(MODE_ALTSCREEN)) + tclearregion(0, 0, term.col-1, term.row-1); + if ((set && !IS_SET(MODE_ALTSCREEN)) || + (!set && IS_SET(MODE_ALTSCREEN))) { + tswapscreen(); + } + if (*args != 1049) + break; + /* pass through */ + case 1048: + tcursor((set) ? CURSOR_SAVE : CURSOR_LOAD); + break; + default: + fprintf(stderr, + "erresc: unknown private set/reset mode %d\n", + *args); + break; + } + } else { + switch(*args) { + case 4: + MODBIT(term.mode, set, MODE_INSERT); + break; + default: + fprintf(stderr, + "erresc: unknown set/reset mode %d\n", + *args); + break; + } + } + } +} +#undef MODBIT + + void csihandle(void) { - switch(escseq.mode) { + switch(csiescseq.mode) { default: unknown: fprintf(stderr, "erresc: unknown csi "); @@ -1106,50 +1278,66 @@ csihandle(void) { /* die(""); */ break; case '@': /* ICH -- Insert blank char */ - DEFAULT(escseq.arg[0], 1); - tinsertblank(escseq.arg[0]); + DEFAULT(csiescseq.arg[0], 1); + tinsertblank(csiescseq.arg[0]); break; case 'A': /* CUU -- Cursor Up */ case 'e': - DEFAULT(escseq.arg[0], 1); - tmoveto(term.c.x, term.c.y-escseq.arg[0]); + DEFAULT(csiescseq.arg[0], 1); + tmoveto(term.c.x, term.c.y-csiescseq.arg[0]); break; case 'B': /* CUD -- Cursor Down */ - DEFAULT(escseq.arg[0], 1); - tmoveto(term.c.x, term.c.y+escseq.arg[0]); + DEFAULT(csiescseq.arg[0], 1); + tmoveto(term.c.x, term.c.y+csiescseq.arg[0]); break; case 'C': /* CUF -- Cursor Forward */ case 'a': - DEFAULT(escseq.arg[0], 1); - tmoveto(term.c.x+escseq.arg[0], term.c.y); + DEFAULT(csiescseq.arg[0], 1); + tmoveto(term.c.x+csiescseq.arg[0], term.c.y); break; case 'D': /* CUB -- Cursor Backward */ - DEFAULT(escseq.arg[0], 1); - tmoveto(term.c.x-escseq.arg[0], term.c.y); + DEFAULT(csiescseq.arg[0], 1); + tmoveto(term.c.x-csiescseq.arg[0], term.c.y); break; case 'E': /* CNL -- Cursor Down and first col */ - DEFAULT(escseq.arg[0], 1); - tmoveto(0, term.c.y+escseq.arg[0]); + DEFAULT(csiescseq.arg[0], 1); + tmoveto(0, term.c.y+csiescseq.arg[0]); break; case 'F': /* CPL -- Cursor Up and first col */ - DEFAULT(escseq.arg[0], 1); - tmoveto(0, term.c.y-escseq.arg[0]); + DEFAULT(csiescseq.arg[0], 1); + tmoveto(0, term.c.y-csiescseq.arg[0]); + break; + case 'g': /* TBC -- Tabulation clear */ + switch (csiescseq.arg[0]) { + case 0: /* clear current tab stop */ + term.tabs[term.c.x] = 0; + break; + case 3: /* clear all the tabs */ + memset(term.tabs, 0, term.col * sizeof(*term.tabs)); + break; + default: + goto unknown; + } break; case 'G': /* CHA -- Move to */ case '`': /* XXX: HPA -- same? */ - DEFAULT(escseq.arg[0], 1); - tmoveto(escseq.arg[0]-1, term.c.y); + DEFAULT(csiescseq.arg[0], 1); + tmoveto(csiescseq.arg[0]-1, term.c.y); break; case 'H': /* CUP -- Move to */ case 'f': /* XXX: HVP -- same? */ - DEFAULT(escseq.arg[0], 1); - DEFAULT(escseq.arg[1], 1); - tmoveto(escseq.arg[1]-1, escseq.arg[0]-1); + DEFAULT(csiescseq.arg[0], 1); + DEFAULT(csiescseq.arg[1], 1); + tmoveto(csiescseq.arg[1]-1, csiescseq.arg[0]-1); + break; + case 'I': /* CHT -- Cursor Forward Tabulation tab stops */ + DEFAULT(csiescseq.arg[0], 1); + while (csiescseq.arg[0]--) + tputtab(1); break; - /* XXX: (CSI n I) CHT -- Cursor Forward Tabulation tab stops */ case 'J': /* ED -- Clear screen */ sel.bx = -1; - switch(escseq.arg[0]) { + switch(csiescseq.arg[0]) { case 0: /* below */ tclearregion(term.c.x, term.c.y, term.col-1, term.c.y); if(term.c.y < term.row-1) @@ -1168,7 +1356,7 @@ csihandle(void) { } break; case 'K': /* EL -- Clear line */ - switch(escseq.arg[0]) { + switch(csiescseq.arg[0]) { case 0: /* right */ tclearregion(term.c.x, term.c.y, term.col-1, term.c.y); break; @@ -1181,152 +1369,54 @@ csihandle(void) { } break; case 'S': /* SU -- Scroll line up */ - DEFAULT(escseq.arg[0], 1); - tscrollup(term.top, escseq.arg[0]); + DEFAULT(csiescseq.arg[0], 1); + tscrollup(term.top, csiescseq.arg[0]); break; case 'T': /* SD -- Scroll line down */ - DEFAULT(escseq.arg[0], 1); - tscrolldown(term.top, escseq.arg[0]); + DEFAULT(csiescseq.arg[0], 1); + tscrolldown(term.top, csiescseq.arg[0]); break; case 'L': /* IL -- Insert blank lines */ - DEFAULT(escseq.arg[0], 1); - tinsertblankline(escseq.arg[0]); + DEFAULT(csiescseq.arg[0], 1); + tinsertblankline(csiescseq.arg[0]); break; case 'l': /* RM -- Reset Mode */ - if(escseq.priv) { - switch(escseq.arg[0]) { - case 1: - term.mode &= ~MODE_APPKEYPAD; - break; - case 5: /* DECSCNM -- Remove reverse video */ - if(IS_SET(MODE_REVERSE)) { - term.mode &= ~MODE_REVERSE; - draw(); - } - break; - case 7: - term.mode &= ~MODE_WRAP; - break; - case 12: /* att610 -- Stop blinking cursor (IGNORED) */ - break; - case 20: - term.mode &= ~MODE_CRLF; - break; - case 25: - term.c.state |= CURSOR_HIDE; - break; - case 1000: /* disable X11 xterm mouse reporting */ - term.mode &= ~MODE_MOUSEBTN; - break; - case 1002: - term.mode &= ~MODE_MOUSEMOTION; - break; - case 1049: /* = 1047 and 1048 */ - case 47: - case 1047: - if(IS_SET(MODE_ALTSCREEN)) { - tclearregion(0, 0, term.col-1, term.row-1); - tswapscreen(); - } - if(escseq.arg[0] != 1049) - break; - case 1048: - tcursor(CURSOR_LOAD); - break; - default: - goto unknown; - } - } else { - switch(escseq.arg[0]) { - case 4: - term.mode &= ~MODE_INSERT; - break; - default: - goto unknown; - } - } + tsetmode(csiescseq.priv, 0, csiescseq.arg, csiescseq.narg); break; case 'M': /* DL -- Delete lines */ - DEFAULT(escseq.arg[0], 1); - tdeleteline(escseq.arg[0]); + DEFAULT(csiescseq.arg[0], 1); + tdeleteline(csiescseq.arg[0]); break; case 'X': /* ECH -- Erase char */ - DEFAULT(escseq.arg[0], 1); - tclearregion(term.c.x, term.c.y, term.c.x + escseq.arg[0], term.c.y); + DEFAULT(csiescseq.arg[0], 1); + tclearregion(term.c.x, term.c.y, term.c.x + csiescseq.arg[0], term.c.y); break; case 'P': /* DCH -- Delete char */ - DEFAULT(escseq.arg[0], 1); - tdeletechar(escseq.arg[0]); + DEFAULT(csiescseq.arg[0], 1); + tdeletechar(csiescseq.arg[0]); + break; + case 'Z': /* CBT -- Cursor Backward Tabulation tab stops */ + DEFAULT(csiescseq.arg[0], 1); + while (csiescseq.arg[0]--) + tputtab(0); break; - /* XXX: (CSI n Z) CBT -- Cursor Backward Tabulation tab stops */ case 'd': /* VPA -- Move to */ - DEFAULT(escseq.arg[0], 1); - tmoveto(term.c.x, escseq.arg[0]-1); + DEFAULT(csiescseq.arg[0], 1); + tmoveto(term.c.x, csiescseq.arg[0]-1); break; case 'h': /* SM -- Set terminal mode */ - if(escseq.priv) { - switch(escseq.arg[0]) { - case 1: - term.mode |= MODE_APPKEYPAD; - break; - case 5: /* DECSCNM -- Reverve video */ - if(!IS_SET(MODE_REVERSE)) { - term.mode |= MODE_REVERSE; - draw(); - } - break; - case 7: - term.mode |= MODE_WRAP; - break; - case 20: - term.mode |= MODE_CRLF; - break; - case 12: /* att610 -- Start blinking cursor (IGNORED) */ - /* fallthrough for xterm cvvis = CSI [ ? 12 ; 25 h */ - if(escseq.narg > 1 && escseq.arg[1] != 25) - break; - case 25: - term.c.state &= ~CURSOR_HIDE; - break; - case 1000: /* 1000,1002: enable xterm mouse report */ - term.mode |= MODE_MOUSEBTN; - break; - case 1002: - term.mode |= MODE_MOUSEMOTION; - break; - case 1049: /* = 1047 and 1048 */ - case 47: - case 1047: - if(IS_SET(MODE_ALTSCREEN)) - tclearregion(0, 0, term.col-1, term.row-1); - else - tswapscreen(); - if(escseq.arg[0] != 1049) - break; - case 1048: - tcursor(CURSOR_SAVE); - break; - default: goto unknown; - } - } else { - switch(escseq.arg[0]) { - case 4: - term.mode |= MODE_INSERT; - break; - default: goto unknown; - } - }; + tsetmode(csiescseq.priv, 1, csiescseq.arg, csiescseq.narg); break; case 'm': /* SGR -- Terminal attribute (color) */ - tsetattr(escseq.arg, escseq.narg); + tsetattr(csiescseq.arg, csiescseq.narg); break; case 'r': /* DECSTBM -- Set Scrolling Region */ - if(escseq.priv) + if(csiescseq.priv) goto unknown; else { - DEFAULT(escseq.arg[0], 1); - DEFAULT(escseq.arg[1], term.row); - tsetscroll(escseq.arg[0]-1, escseq.arg[1]-1); + DEFAULT(csiescseq.arg[0], 1); + DEFAULT(csiescseq.arg[1], term.row); + tsetscroll(csiescseq.arg[0]-1, csiescseq.arg[1]-1); tmoveto(0, 0); } break; @@ -1342,50 +1432,149 @@ csihandle(void) { void csidump(void) { int i; - printf("ESC [ %s", escseq.priv ? "? " : ""); - if(escseq.narg) - for(i = 0; i < escseq.narg; i++) - printf("%d ", escseq.arg[i]); - if(escseq.mode) - putchar(escseq.mode); + printf("ESC["); + for(i = 0; i < csiescseq.len; i++) { + uint c = csiescseq.buf[i] & 0xff; + if(isprint(c)) putchar(c); + else if(c == '\n') printf("(\\n)"); + else if(c == '\r') printf("(\\r)"); + else if(c == 0x1b) printf("(\\e)"); + else printf("(%02x)", c); + } putchar('\n'); } void csireset(void) { - memset(&escseq, 0, sizeof(escseq)); + memset(&csiescseq, 0, sizeof(csiescseq)); +} + +void +strhandle(void) { + char *p; + + /* + * TODO: make this being useful in case of color palette change. + */ + strparse(); + + p = strescseq.buf; + + switch(strescseq.type) { + case ']': /* OSC -- Operating System Command */ + switch(p[0]) { + case '0': + case '1': + case '2': + /* + * TODO: Handle special chars in string, like umlauts. + */ + if(p[1] == ';') { + XStoreName(xw.dpy, xw.win, strescseq.buf+2); + } + break; + case ';': + XStoreName(xw.dpy, xw.win, strescseq.buf+1); + break; + case '4': /* TODO: Set color (arg0) to "rgb:%hexr/$hexg/$hexb" (arg1) */ + break; + default: + fprintf(stderr, "erresc: unknown str "); + strdump(); + break; + } + break; + case 'P': /* DSC -- Device Control String */ + case '_': /* APC -- Application Program Command */ + case '^': /* PM -- Privacy Message */ + default: + fprintf(stderr, "erresc: unknown str "); + strdump(); + /* die(""); */ + break; + } } void -tputtab(void) { - int space = TAB - term.c.x % TAB; - tmoveto(term.c.x + space, term.c.y); +strparse(void) { + /* + * TODO: Implement parsing like for CSI when required. + * Format: ESC type cmd ';' arg0 [';' argn] ESC \ + */ + return; +} + +void +strdump(void) { + int i; + printf("ESC%c", strescseq.type); + for(i = 0; i < strescseq.len; i++) { + uint c = strescseq.buf[i] & 0xff; + if(isprint(c)) putchar(c); + else if(c == '\n') printf("(\\n)"); + else if(c == '\r') printf("(\\r)"); + else if(c == 0x1b) printf("(\\e)"); + else printf("(%02x)", c); + } + printf("ESC\\\n"); +} + +void +strreset(void) { + memset(&strescseq, 0, sizeof(strescseq)); +} + +void +tputtab(bool forward) { + unsigned x = term.c.x; + + if (forward) { + if (x == term.col) + return; + for (++x; x < term.col && !term.tabs[x]; ++x) + /* nothing */ ; + } else { + if (x == 0) + return; + for (--x; x > 0 && !term.tabs[x]; --x) + /* nothing */ ; + } + tmoveto(x, term.c.y); } void tputc(char *c) { char ascii = *c; + + if (fileio) + putc(ascii, fileio); if(term.esc & ESC_START) { if(term.esc & ESC_CSI) { - escseq.buf[escseq.len++] = ascii; - if(BETWEEN(ascii, 0x40, 0x7E) || escseq.len >= ESC_BUF_SIZ) { + csiescseq.buf[csiescseq.len++] = ascii; + if(BETWEEN(ascii, 0x40, 0x7E) || csiescseq.len >= ESC_BUF_SIZ) { term.esc = 0; csiparse(), csihandle(); } - /* TODO: handle other OSC */ - } else if(term.esc & ESC_OSC) { - if(ascii == ';') { - term.titlelen = 0; - term.esc = ESC_START | ESC_TITLE; - } - } else if(term.esc & ESC_TITLE) { - if(ascii == '\a' || term.titlelen+1 >= ESC_TITLE_SIZ) { + } else if(term.esc & ESC_STR) { + switch(ascii) { + case '\033': + term.esc = ESC_START | ESC_STR_END; + break; + case '\a': /* backwards compatibility to xterm */ term.esc = 0; - term.title[term.titlelen] = '\0'; - XStoreName(xw.dpy, xw.win, term.title); - } else { - term.title[term.titlelen++] = ascii; + strhandle(); + break; + default: + strescseq.buf[strescseq.len++] = ascii; + if (strescseq.len+1 >= STR_BUF_SIZ) { + term.esc = 0; + strhandle(); + } } + } else if(term.esc & ESC_STR_END) { + term.esc = 0; + if(ascii == '\\') + strhandle(); } else if(term.esc & ESC_ALTCHARSET) { switch(ascii) { case '0': /* Line drawing crap */ @@ -1403,8 +1592,13 @@ tputc(char *c) { case '[': term.esc |= ESC_CSI; break; - case ']': - term.esc |= ESC_OSC; + case 'P': /* DCS -- Device Control String */ + case '_': /* APC -- Application Program Command */ + case '^': /* PM -- Privacy Message */ + case ']': /* OSC -- Operating System Command */ + strreset(); + strescseq.type = ascii; + term.esc |= ESC_STR; break; case '(': term.esc |= ESC_ALTCHARSET; @@ -1420,6 +1614,10 @@ tputc(char *c) { tnewline(1); /* always go to first col */ term.esc = 0; break; + case 'H': /* HTS -- Horizontal tab stop */ + term.tabs[term.c.x] = 1; + term.esc = 0; + break; case 'M': /* RI -- Reverse index */ if(term.c.y == term.top) tscrolldown(term.top, 1); @@ -1447,6 +1645,9 @@ tputc(char *c) { tcursor(CURSOR_LOAD); term.esc = 0; break; + case '\\': /* ST -- Stop */ + term.esc = 0; + break; default: fprintf(stderr, "erresc: unknown sequence ESC 0x%02X '%c'\n", (uchar) ascii, isprint(ascii)?ascii:'.'); @@ -1458,7 +1659,7 @@ tputc(char *c) { sel.bx = -1; switch(ascii) { case '\t': - tputtab(); + tputtab(1); break; case '\b': tmoveto(term.c.x-1, term.c.y); @@ -1524,6 +1725,7 @@ tresize(int col, int row) { term.line = realloc(term.line, row * sizeof(Line)); term.alt = realloc(term.alt, row * sizeof(Line)); term.dirty = realloc(term.dirty, row * sizeof(*term.dirty)); + term.tabs = realloc(term.tabs, col * sizeof(*term.tabs)); /* resize each row to new width, zero-pad if needed */ for(i = 0; i < minrow; i++) { @@ -1542,7 +1744,15 @@ tresize(int col, int row) { term.line[i] = calloc(col, sizeof(Glyph)); term.alt [i] = calloc(col, sizeof(Glyph)); } - + if (col > term.col) { + bool *bp = term.tabs + term.col; + + memset(bp, 0, sizeof(*term.tabs) * (col - term.col)); + while (--bp > term.tabs && !*bp) + /* nothing */ ; + for (bp += TAB; bp < term.tabs + col; bp += TAB) + *bp = 1; + } /* update terminal size */ term.col = col, term.row = row; /* make use of the LIMIT in tmoveto */ @@ -1555,32 +1765,8 @@ tresize(int col, int row) { void xresize(int col, int row) { - Pixmap newbuf; - int oldw, oldh; - - oldw = xw.bufw; - oldh = xw.bufh; - xw.bufw = MAX(1, col * xw.cw); - xw.bufh = MAX(1, row * xw.ch); - newbuf = XCreatePixmap(xw.dpy, xw.win, xw.bufw, xw.bufh, XDefaultDepth(xw.dpy, xw.scr)); - XCopyArea(xw.dpy, xw.buf, newbuf, dc.gc, 0, 0, xw.bufw, xw.bufh, 0, 0); - XFreePixmap(xw.dpy, xw.buf); - XSetForeground(xw.dpy, dc.gc, dc.col[DefaultBG]); - if(xw.bufw > oldw) - XFillRectangle(xw.dpy, newbuf, dc.gc, oldw, 0, - xw.bufw-oldw, MIN(xw.bufh, oldh)); - else if(xw.bufw < oldw && (BORDER > 0 || xw.w > xw.bufw)) - XClearArea(xw.dpy, xw.win, BORDER+xw.bufw, BORDER, - xw.w-xw.bufh-BORDER, BORDER+MIN(xw.bufh, oldh), - False); - if(xw.bufh > oldh) - XFillRectangle(xw.dpy, newbuf, dc.gc, 0, oldh, - xw.bufw, xw.bufh-oldh); - else if(xw.bufh < oldh && (BORDER > 0 || xw.h > xw.bufh)) - XClearArea(xw.dpy, xw.win, BORDER, BORDER+xw.bufh, - xw.w-2*BORDER, xw.h-xw.bufh-BORDER, - False); - xw.buf = newbuf; + xw.w = MAX(1, 2*BORDER + col * xw.cw); + xw.h = MAX(1, 2*BORDER + row * xw.ch); } void @@ -1589,7 +1775,10 @@ xloadcols(void) { XColor color; ulong white = WhitePixel(xw.dpy, xw.scr); + /* load colors [0-15] colors and [256-LEN(colorname)[ (config.h) */ for(i = 0; i < LEN(colorname); i++) { + if(!colorname[i]) + continue; if(!XAllocNamedColor(xw.dpy, xw.cmap, colorname[i], &color, &color)) { dc.col[i] = white; fprintf(stderr, "Could not allocate color '%s'\n", colorname[i]); @@ -1597,8 +1786,8 @@ xloadcols(void) { dc.col[i] = color.pixel; } - /* same colors as xterm */ - for(r = 0; r < 6; r++) + /* load colors [16-255] ; same colors as xterm */ + for(i = 16, r = 0; r < 6; r++) for(g = 0; g < 6; g++) for(b = 0; b < 6; b++) { color.red = r == 0 ? 0 : 0x3737 + 0x2828 * r; @@ -1626,24 +1815,33 @@ void xclear(int x1, int y1, int x2, int y2) { XSetForeground(xw.dpy, dc.gc, dc.col[IS_SET(MODE_REVERSE) ? DefaultFG : DefaultBG]); XFillRectangle(xw.dpy, xw.buf, dc.gc, - x1 * xw.cw, y1 * xw.ch, - (x2-x1+1) * xw.cw, (y2-y1+1) * xw.ch); + BORDER + x1 * xw.cw, BORDER + y1 * xw.ch, + (x2-x1+1) * xw.cw, (y2-y1+1) * xw.ch); } void xhints(void) { XClassHint class = {opt_class ? opt_class : TNAME, TNAME}; XWMHints wm = {.flags = InputHint, .input = 1}; - XSizeHints size = { - .flags = PSize | PResizeInc | PBaseSize, - .height = xw.h, - .width = xw.w, - .height_inc = xw.ch, - .width_inc = xw.cw, - .base_height = 2*BORDER, - .base_width = 2*BORDER, - }; - XSetWMProperties(xw.dpy, xw.win, NULL, NULL, NULL, 0, &size, &wm, &class); + XSizeHints *sizeh = NULL; + + sizeh = XAllocSizeHints(); + if(xw.isfixed == False) { + sizeh->flags = PSize | PResizeInc | PBaseSize; + sizeh->height = xw.h; + sizeh->width = xw.w; + sizeh->height_inc = xw.ch; + sizeh->width_inc = xw.cw; + sizeh->base_height = 2*BORDER; + sizeh->base_width = 2*BORDER; + } else { + sizeh->flags = PMaxSize | PMinSize; + sizeh->min_width = sizeh->max_width = xw.fw; + sizeh->min_height = sizeh->max_height = xw.fh; + } + + XSetWMProperties(xw.dpy, xw.win, NULL, NULL, NULL, 0, sizeh, &wm, &class); + XFree(sizeh); } XFontSet @@ -1695,11 +1893,28 @@ xinit(void) { XSetWindowAttributes attrs; Cursor cursor; Window parent; + int sw, sh; if(!(xw.dpy = XOpenDisplay(NULL))) die("Can't open display\n"); xw.scr = XDefaultScreen(xw.dpy); - + + /* adjust fixed window geometry */ + if(xw.isfixed) { + sw = DisplayWidth(xw.dpy, xw.scr); + sh = DisplayWidth(xw.dpy, xw.scr); + if(xw.fx < 0) + xw.fx = sw + xw.fx - xw.fw; + if(xw.fy < 0) + xw.fy = sh + xw.fy - xw.fh; + } else { + /* window - default size */ + xw.h = 2*BORDER + term.row * xw.ch; + xw.w = 2*BORDER + term.col * xw.cw; + xw.fw = xw.w; + xw.fh = xw.h; + } + /* font */ initfonts(FONT, BOLDFONT); @@ -1711,12 +1926,6 @@ xinit(void) { xw.cmap = XDefaultColormap(xw.dpy, xw.scr); xloadcols(); - /* window - default size */ - xw.bufh = term.row * xw.ch; - xw.bufw = term.col * xw.cw; - xw.h = xw.bufh + 2*BORDER; - xw.w = xw.bufw + 2*BORDER; - attrs.background_pixel = dc.col[DefaultBG]; attrs.border_pixel = dc.col[DefaultBG]; attrs.bit_gravity = NorthWestGravity; @@ -1727,13 +1936,13 @@ xinit(void) { attrs.colormap = xw.cmap; parent = opt_embed ? strtol(opt_embed, NULL, 0) : XRootWindow(xw.dpy, xw.scr); - xw.win = XCreateWindow(xw.dpy, parent, 0, 0, - xw.w, xw.h, 0, XDefaultDepth(xw.dpy, xw.scr), InputOutput, + xw.win = XCreateWindow(xw.dpy, parent, xw.fx, xw.fy, + xw.fw, xw.fh, 0, XDefaultDepth(xw.dpy, xw.scr), InputOutput, XDefaultVisual(xw.dpy, xw.scr), CWBackPixel | CWBorderPixel | CWBitGravity | CWEventMask | CWColormap, &attrs); - xw.buf = XCreatePixmap(xw.dpy, xw.win, xw.bufw, xw.bufh, XDefaultDepth(xw.dpy, xw.scr)); + xw.buf = XdbeAllocateBackBufferName(xw.dpy, xw.win, XdbeCopied); /* input methods */ @@ -1743,7 +1952,7 @@ xinit(void) { XNFocusWindow, xw.win, NULL); /* gc */ dc.gc = XCreateGC(xw.dpy, xw.win, 0, NULL); - + /* white cursor, black outline */ cursor = XCreateFontCursor(xw.dpy, XC_xterm); XDefineCursor(xw.dpy, xw.win, cursor); @@ -1761,23 +1970,29 @@ xinit(void) { void xdraws(char *s, Glyph base, int x, int y, int charlen, int bytelen) { - ulong xfg = dc.col[base.fg], xbg = dc.col[base.bg], temp; - int winx = x*xw.cw, winy = y*xw.ch + dc.font.ascent, width = charlen*xw.cw; + int fg = base.fg, bg = base.bg, temp; + int winx = BORDER+x*xw.cw, winy = BORDER+y*xw.ch + dc.font.ascent, width = charlen*xw.cw; + XFontSet fontset = dc.font.set; int i; - + /* only switch default fg/bg if term is in RV mode */ if(IS_SET(MODE_REVERSE)) { - if(base.fg == DefaultFG) - xfg = dc.col[DefaultBG]; - if(base.bg == DefaultBG) - xbg = dc.col[DefaultFG]; + if(fg == DefaultFG) + fg = DefaultBG; + if(bg == DefaultBG) + bg = DefaultFG; } if(base.mode & ATTR_REVERSE) - temp = xfg, xfg = xbg, xbg = temp; + temp = fg, fg = bg, bg = temp; + + if(base.mode & ATTR_BOLD) { + fg += 8; + fontset = dc.bfont.set; + } - XSetBackground(xw.dpy, dc.gc, xbg); - XSetForeground(xw.dpy, dc.gc, xfg); + XSetBackground(xw.dpy, dc.gc, dc.col[bg]); + XSetForeground(xw.dpy, dc.gc, dc.col[fg]); if(base.mode & ATTR_GFX) { for(i = 0; i < bytelen; i++) { @@ -1789,19 +2004,18 @@ xdraws(char *s, Glyph base, int x, int y, int charlen, int bytelen) { } } - XmbDrawImageString(xw.dpy, xw.buf, base.mode & ATTR_BOLD ? dc.bfont.set : dc.font.set, - dc.gc, winx, winy, s, bytelen); - + XmbDrawImageString(xw.dpy, xw.buf, fontset, dc.gc, winx, winy, s, bytelen); + if(base.mode & ATTR_UNDERLINE) XDrawLine(xw.dpy, xw.buf, dc.gc, winx, winy+1, winx+width-1, winy+1); } /* copy buffer pixmap to screen pixmap */ void -xcopy(int x, int y, int cols, int rows) { - int src_x = x*xw.cw, src_y = y*xw.ch, src_w = cols*xw.cw, src_h = rows*xw.ch; - int dst_x = BORDER+src_x, dst_y = BORDER+src_y; - XCopyArea(xw.dpy, xw.buf, xw.win, dc.gc, src_x, src_y, src_w, src_h, dst_x, dst_y); +xcopy() { + XdbeSwapInfo swpinfo[1] = {{xw.win, XdbeCopied}}; + XdbeSwapBuffers(xw.dpy, swpinfo, 1); + } void @@ -1810,10 +2024,10 @@ xdrawcursor(void) { static int oldy = 0; int sl; Glyph g = {{' '}, ATTR_NULL, DefaultBG, DefaultCS, 0}; - + LIMIT(oldx, 0, term.col-1); LIMIT(oldy, 0, term.row-1); - + if(term.line[term.c.y][term.c.x].state & GLYPH_SET) memcpy(g.c, term.line[term.c.y][term.c.x].c, UTF_SIZ); @@ -1827,10 +2041,14 @@ xdrawcursor(void) { xcopy(oldx, oldy, 1, 1); /* draw the new one */ - if(!(term.c.state & CURSOR_HIDE) && (xw.state & WIN_FOCUSED)) { - sl = utf8size(g.c); + if(!(term.c.state & CURSOR_HIDE)) { + if(!(xw.state & WIN_FOCUSED)) + g.bg = DefaultUCS; + if(IS_SET(MODE_REVERSE)) g.mode |= ATTR_REVERSE, g.fg = DefaultCS, g.bg = DefaultFG; + + sl = utf8size(g.c); xdraws(g.c, g, term.c.x, term.c.y, 1, sl); oldx = term.c.x, oldy = term.c.y; } @@ -1839,8 +2057,17 @@ xdrawcursor(void) { } void +redraw(void) { + struct timespec tv = {0, REDRAW_TIMEOUT * 1000}; + tfulldirt(); + draw(); + nanosleep(&tv, NULL); +} + +void draw() { drawregion(0, 0, term.col, term.row); + xcopy(); gettimeofday(&xw.lastdraw, NULL); } @@ -1882,7 +2109,6 @@ drawregion(int x1, int y1, int x2, int y2) { } if(ib > 0) xdraws(buf, base, ox, y, ic, ib); - xcopy(0, y, term.col, 1); } xdrawcursor(); } @@ -1891,13 +2117,10 @@ void expose(XEvent *ev) { XExposeEvent *e = &ev->xexpose; if(xw.state & WIN_REDRAW) { - if(!e->count) { + if(!e->count) xw.state &= ~WIN_REDRAW; - xcopy(0, 0, term.col, term.row); - } - } else - XCopyArea(xw.dpy, xw.buf, xw.win, dc.gc, e->x-BORDER, e->y-BORDER, - e->width, e->height, e->x, e->y); + } + xcopy(); } void @@ -1959,7 +2182,7 @@ kpress(XEvent *ev) { meta = e->state & Mod1Mask; shift = e->state & ShiftMask; len = XmbLookupString(xw.xic, e, buf, sizeof(buf), &ksym, &status); - + /* 1. custom keys from config.h */ if((customkey = kmap(ksym, e->state))) ttywrite(customkey, strlen(customkey)); @@ -2013,10 +2236,10 @@ cmessage(XEvent *e) { void resize(XEvent *e) { int col, row; - + if(e->xconfigure.width == xw.w && e->xconfigure.height == xw.h) return; - + xw.w = e->xconfigure.width; xw.h = e->xconfigure.height; col = (xw.w - 2*BORDER) / xw.cw; @@ -2043,7 +2266,7 @@ run(void) { int xfd = XConnectionNumber(xw.dpy); struct timeval timeout = {0}; bool stuff_to_print = 0; - + for(;;) { FD_ZERO(&rfd); FD_SET(cmdfd, &rfd); @@ -2077,8 +2300,11 @@ run(void) { int main(int argc, char *argv[]) { - int i; - + int i, bitm, xr, yr; + unsigned int wr, hr; + + xw.fw = xw.fh = xw.fx = xw.fy = 0; + for(i = 1; i < argc; i++) { switch(argv[i][0] != '-' || argv[i][2] ? -1 : argv[i][1]) { case 't': @@ -2090,10 +2316,34 @@ main(int argc, char *argv[]) { case 'w': if(++i < argc) opt_embed = argv[i]; break; + case 'f': + if (++i < argc) opt_io = argv[i]; + break; case 'e': /* eat every remaining arguments */ if(++i < argc) opt_cmd = &argv[i]; goto run; + case 'g': + if(++i >= argc) + break; + + bitm = XParseGeometry(argv[i], &xr, &yr, &wr, &hr); + if(bitm & XValue) + xw.fx = xr; + if(bitm & YValue) + xw.fy = yr; + if(bitm & WidthValue) + xw.fw = (int)wr; + if(bitm & HeightValue) + xw.fh = (int)hr; + if(bitm & XNegative && xw.fx == 0) + xw.fx = -1; + if(bitm & XNegative && xw.fy == 0) + xw.fy = -1; + + if(xw.fh != 0 && xw.fw != 0) + xw.isfixed = True; + break; case 'v': default: die(USAGE); @@ -2109,3 +2359,4 @@ main(int argc, char *argv[]) { run(); return 0; } +