X-Git-Url: https://jasonwoof.com/gitweb/?a=blobdiff_plain;f=st.c;h=6117c929df5a053b5114f913574a7f9000f02379;hb=efaf1c2a94ed9193c04c3a67f374d31f988b0e9a;hp=820600185fadd6deb3c13cda099dde3bed5e6d14;hpb=b7261c84aa3af984d5a7e5f5239c4173255a215d;p=st.git diff --git a/st.c b/st.c index 8206001..6117c92 100644 --- a/st.c +++ b/st.c @@ -61,6 +61,7 @@ #define DRAW_BUF_SIZ 20*1024 #define XK_ANY_MOD UINT_MAX #define XK_NO_MOD 0 +#define XK_SWITCH_MOD (1<<13) #define REDRAW_TIMEOUT (80*1000) /* 80 ms */ @@ -136,6 +137,11 @@ enum window_state { WIN_FOCUSED = 4 }; +enum selection_type { + SEL_REGULAR = 1, + SEL_RECTANGULAR = 2 +}; + /* bit macro */ #undef B0 enum { B0=1, B1=2, B2=4, B3=8, B4=16, B5=32, B6=64, B7=128 }; @@ -233,6 +239,7 @@ typedef struct { /* TODO: use better name for vars... */ typedef struct { int mode; + int type; int bx, by; int ex, ey; struct { @@ -341,6 +348,7 @@ static void xclear(int, int, int, int); static void xdrawcursor(void); static void xinit(void); static void xloadcols(void); +static int xsetcolorname(int, const char *); static int xloadfont(Font *, FcPattern *); static void xloadfonts(char *, int); static void xresettitle(void); @@ -650,10 +658,23 @@ selected(int x, int y) { || (y == sel.e.y && x <= sel.e.x)) || (y == sel.b.y && x >= sel.b.x && (x <= sel.e.x || sel.b.y != sel.e.y)); + switch(sel.type) { + case SEL_REGULAR: + return ((sel.b.y < y && y < sel.e.y) + || (y == sel.e.y && x <= sel.e.x)) + || (y == sel.b.y && x >= sel.b.x + && (x <= sel.e.x || sel.b.y != sel.e.y)); + case SEL_RECTANGULAR: + return ((sel.b.y <= y && y <= sel.e.y) + && (sel.b.x <= x && x <= sel.e.x)); + }; } void getbuttoninfo(XEvent *e) { + int type; + uint state = e->xbutton.state &~Button1Mask; + sel.alt = IS_SET(MODE_ALTSCREEN); sel.ex = x2col(e->xbutton.x); @@ -663,6 +684,14 @@ getbuttoninfo(XEvent *e) { sel.b.y = MIN(sel.by, sel.ey); sel.e.x = sel.by < sel.ey ? sel.ex : sel.bx; sel.e.y = MAX(sel.by, sel.ey); + + sel.type = SEL_REGULAR; + for(type = 1; type < LEN(selmasks); ++type) { + if(match(selmasks[type], state)) { + sel.type = type; + break; + } + } } void @@ -723,6 +752,7 @@ bpress(XEvent *e) { draw(); } sel.mode = 1; + sel.type = SEL_REGULAR; sel.ex = sel.bx = x2col(e->xbutton.x); sel.ey = sel.by = y2row(e->xbutton.y); } else if(e->xbutton.button == Button4) { @@ -745,7 +775,8 @@ selcopy(void) { ptr = str = xmalloc(bufsize); /* append every set & selected glyph to the selection */ - for(y = 0; y < term.row; y++) { + for(y = sel.b.y; y < sel.e.y + 1; y++) { + is_selected = 0; gp = &term.line[y][0]; last = gp + term.col; @@ -753,8 +784,11 @@ selcopy(void) { /* nothing */; for(x = 0; gp <= last; x++, ++gp) { - if(!(is_selected = selected(x, y))) + if(!selected(x, y)) { continue; + } else { + is_selected = 1; + } p = (gp->state & GLYPH_SET) ? gp->c : " "; size = utf8size(p); @@ -906,7 +940,7 @@ brelease(XEvent *e) { void bmotion(XEvent *e) { - int starty, endy, oldey, oldex; + int oldey, oldex, oldsby, oldsey; if(IS_SET(MODE_MOUSE)) { mousereport(e); @@ -918,12 +952,12 @@ bmotion(XEvent *e) { oldey = sel.ey; oldex = sel.ex; + oldsby = sel.b.y; + oldsey = sel.e.y; getbuttoninfo(e); if(oldey != sel.ey || oldex != sel.ex) { - starty = MIN(oldey, sel.ey); - endy = MAX(oldey, sel.ey); - tsetdirt(starty, endy); + tsetdirt(MIN(sel.b.y, oldsby), MAX(sel.e.y, oldsey)); } } @@ -1215,14 +1249,24 @@ selscroll(int orig, int n) { sel.bx = -1; return; } - if(sel.by < term.top) { - sel.by = term.top; - sel.bx = 0; - } - if(sel.ey > term.bot) { - sel.ey = term.bot; - sel.ex = term.col; - } + switch(sel.type) { + case SEL_REGULAR: + if(sel.by < term.top) { + sel.by = term.top; + sel.bx = 0; + } + if(sel.ey > term.bot) { + sel.ey = term.bot; + sel.ex = term.col; + } + break; + case SEL_RECTANGULAR: + if(sel.by < term.top) + sel.by = term.top; + if(sel.ey > term.bot) + sel.ey = term.bot; + break; + }; sel.b.y = sel.by, sel.b.x = sel.bx; sel.e.y = sel.ey, sel.e.x = sel.ex; } @@ -1661,7 +1705,7 @@ csihandle(void) { tmoveto(0, term.c.y-csiescseq.arg[0]); break; case 'g': /* TBC -- Tabulation clear */ - switch (csiescseq.arg[0]) { + switch(csiescseq.arg[0]) { case 0: /* clear current tab stop */ term.tabs[term.c.x] = 0; break; @@ -1816,32 +1860,38 @@ csireset(void) { void strhandle(void) { - char *p; + char *p = NULL; + int i, j, narg; + XTextProperty prop; - /* - * TODO: make this being useful in case of color palette change. - */ strparse(); - - p = strescseq.buf; + narg = strescseq.narg; 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); + switch(i = atoi(strescseq.args[0])) { + case 0: + case 1: + case 2: + if(narg > 1) { + p += 2; + Xutf8TextListToTextProperty(xw.dpy, &p, 1, + XUTF8StringStyle, &prop); + XSetWMName(xw.dpy, xw.win, &prop); } break; - case ';': - XStoreName(xw.dpy, xw.win, strescseq.buf+1); - break; - case '4': /* TODO: Set color (arg0) to "rgb:%hexr/$hexg/$hexb" (arg1) */ + case 4: /* color set */ + if(narg < 3) + break; + p = strescseq.args[2]; + /* fall through */ + case 104: /* color reset, here p = NULL */ + j = (narg > 1) ? atoi(strescseq.args[1]) : -1; + if (!xsetcolorname(j, p)) { + fprintf(stderr, "erresc: invalid color %s\n", p); + } else { + redraw(0); /* TODO if defaultbg color is changed, borders are dirty */ + } break; default: fprintf(stderr, "erresc: unknown str "); @@ -1850,7 +1900,10 @@ strhandle(void) { } break; case 'k': /* old title set compatibility */ - XStoreName(xw.dpy, xw.win, strescseq.buf); + p += 1; + Xutf8TextListToTextProperty(xw.dpy, &p, 1, XUTF8StringStyle, + &prop); + XSetWMName(xw.dpy, xw.win, &prop); break; case 'P': /* DSC -- Device Control String */ case '_': /* APC -- Application Program Command */ @@ -1869,7 +1922,19 @@ strparse(void) { * TODO: Implement parsing like for CSI when required. * Format: ESC type cmd ';' arg0 [';' argn] ESC \ */ - return; + int narg = 0; + char *start = strescseq.buf, *end = start + strescseq.len; + strescseq.args[0] = start; + while(start < end && narg < LEN(strescseq.args)) { + start = memchr(start, ';', end - start); + if(!start) + break; + *start++ = '\0'; + if(start < end) { + strescseq.args[++narg] = start; + } + } + strescseq.narg = narg + 1; } void @@ -1926,7 +1991,7 @@ techo(char *buf, int len) { if(c == '\033') { /* escape */ tputc("^", 1); tputc("[", 1); - } else if (c < '\x20') { /* control code */ + } else if(c < '\x20') { /* control code */ if(c != '\n' && c != '\r' && c != '\t') { c |= '\x40'; tputc("^", 1); @@ -1936,7 +2001,7 @@ techo(char *buf, int len) { break; } } - if (len) + if(len) tputc(buf, len); } @@ -1946,7 +2011,7 @@ tputc(char *c, int len) { bool control = ascii < '\x20' || ascii == 0177; if(iofd != -1) { - if (xwrite(iofd, c, len) < 0) { + if(xwrite(iofd, c, len) < 0) { fprintf(stderr, "Error writing in %s:%s\n", opt_io, strerror(errno)); close(iofd); @@ -2284,10 +2349,15 @@ xresize(int col, int row) { XftDrawChange(xw.draw, xw.buf); } +static inline ushort +sixd_to_16bit(int x) { + return x == 0 ? 0 : 0x3737 + 0x2828 * x; +} + void xloadcols(void) { int i, r, g, b; - XRenderColor color = { .alpha = 0 }; + XRenderColor color = { .alpha = 0xffff }; /* load colors [0-15] colors and [256-LEN(colorname)[ (config.h) */ for(i = 0; i < LEN(colorname); i++) { @@ -2302,9 +2372,9 @@ xloadcols(void) { 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; - color.green = g == 0 ? 0 : 0x3737 + 0x2828 * g; - color.blue = b == 0 ? 0 : 0x3737 + 0x2828 * b; + color.red = sixd_to_16bit(r); + color.green = sixd_to_16bit(g); + color.blue = sixd_to_16bit(b); if(!XftColorAllocValue(xw.dpy, xw.vis, xw.cmap, &color, &dc.col[i])) { die("Could not allocate color %d\n", i); } @@ -2322,6 +2392,38 @@ xloadcols(void) { } } +int +xsetcolorname(int x, const char *name) { + XRenderColor color = { .alpha = 0xffff }; + Colour colour; + if (x < 0 || x > LEN(colorname)) + return -1; + if(!name) { + if(16 <= x && x < 16 + 216) { + int r = (x - 16) / 36, g = ((x - 16) % 36) / 6, b = (x - 16) % 6; + color.red = sixd_to_16bit(r); + color.green = sixd_to_16bit(g); + color.blue = sixd_to_16bit(b); + if(!XftColorAllocValue(xw.dpy, xw.vis, xw.cmap, &color, &colour)) + return 0; /* something went wrong */ + dc.col[x] = colour; + return 1; + } else if (16 + 216 <= x && x < 256) { + color.red = color.green = color.blue = 0x0808 + 0x0a0a * (x - (16 + 216)); + if(!XftColorAllocValue(xw.dpy, xw.vis, xw.cmap, &color, &colour)) + return 0; /* something went wrong */ + dc.col[x] = colour; + return 1; + } else { + name = colorname[x]; + } + } + if(!XftColorAllocName(xw.dpy, xw.vis, xw.cmap, name, &colour)) + return 0; + dc.col[x] = colour; + return 1; +} + void xtermclear(int col1, int row1, int col2, int row2) { XftDrawRect(xw.draw, @@ -2443,20 +2545,18 @@ xloadfonts(char *fontstr, int fontsize) { xw.ch = dc.font.height; FcPatternDel(pattern, FC_SLANT); - FcPatternDel(pattern, FC_WEIGHT); - FcPatternAddInteger(pattern, FC_SLANT, FC_SLANT_ROMAN); - FcPatternAddInteger(pattern, FC_WEIGHT, FC_WEIGHT_BOLD); - if(xloadfont(&dc.bfont, pattern)) + FcPatternAddInteger(pattern, FC_SLANT, FC_SLANT_ITALIC); + if(xloadfont(&dc.ifont, pattern)) die("st: can't open font %s\n", fontstr); - FcPatternDel(pattern, FC_SLANT); - FcPatternAddInteger(pattern, FC_SLANT, FC_SLANT_ITALIC); + FcPatternDel(pattern, FC_WEIGHT); + FcPatternAddInteger(pattern, FC_WEIGHT, FC_WEIGHT_BOLD); if(xloadfont(&dc.ibfont, pattern)) die("st: can't open font %s\n", fontstr); - FcPatternDel(pattern, FC_WEIGHT); - FcPatternAddInteger(pattern, FC_WEIGHT, FC_WEIGHT_MEDIUM); - if(xloadfont(&dc.ifont, pattern)) + FcPatternDel(pattern, FC_SLANT); + FcPatternAddInteger(pattern, FC_SLANT, FC_SLANT_ROMAN); + if(xloadfont(&dc.bfont, pattern)) die("st: can't open font %s\n", fontstr); FcPatternDestroy(pattern); @@ -2470,8 +2570,8 @@ xunloadfonts(void) { * Free the loaded fonts in the font cache. This is done backwards * from the frccur. */ - for (i = 0, ip = frccur; i < frclen; i++, ip--) { - if (ip < 0) + for(i = 0, ip = frccur; i < frclen; i++, ip--) { + if(ip < 0) ip = LEN(frc) - 1; XftFontClose(xw.dpy, frc[ip].font); } @@ -2514,7 +2614,7 @@ xinit(void) { xw.vis = XDefaultVisual(xw.dpy, xw.scr); /* font */ - if (!FcInit()) + if(!FcInit()) die("Could not init fontconfig.\n"); usedfont = (opt_font == NULL)? font : opt_font; @@ -2717,7 +2817,7 @@ xdraws(char *s, Glyph base, int x, int y, int charlen, int bytelen) { XftDrawRect(xw.draw, bg, winx, winy, width, xw.ch); fcsets[0] = font->set; - for (xp = winx; bytelen > 0;) { + for(xp = winx; bytelen > 0;) { /* * Search for the range in the to be printed string of glyphs * that are in the main font. Then print that range. If @@ -2727,22 +2827,22 @@ xdraws(char *s, Glyph base, int x, int y, int charlen, int bytelen) { u8fs = s; u8fblen = 0; u8fl = 0; - for (;;) { + for(;;) { u8c = s; u8cblen = utf8decode(s, &u8char); s += u8cblen; bytelen -= u8cblen; doesexist = XftCharIndex(xw.dpy, font->match, u8char); - if (!doesexist || bytelen <= 0) { - if (bytelen <= 0) { - if (doesexist) { + if(!doesexist || bytelen <= 0) { + if(bytelen <= 0) { + if(doesexist) { u8fl++; u8fblen += u8cblen; } } - if (u8fl > 0) { + if(u8fl > 0) { XftDrawStringUtf8(xw.draw, fg, font->match, xp, winy + font->ascent, @@ -2756,23 +2856,23 @@ xdraws(char *s, Glyph base, int x, int y, int charlen, int bytelen) { u8fl++; u8fblen += u8cblen; } - if (doesexist) + if(doesexist) break; frp = frccur; /* Search the font cache. */ - for (i = 0; i < frclen; i++, frp--) { - if (frp <= 0) + for(i = 0; i < frclen; i++, frp--) { + if(frp <= 0) frp = LEN(frc) - 1; - if (frc[frp].c == u8char + if(frc[frp].c == u8char && frc[frp].flags == frcflags) { break; } } /* Nothing was found. */ - if (i >= frclen) { + if(i >= frclen) { /* * Nothing was found in the cache. Now use * some dozen of Fontconfig calls to get the @@ -2800,9 +2900,9 @@ xdraws(char *s, Glyph base, int x, int y, int charlen, int bytelen) { */ frccur++; frclen++; - if (frccur >= LEN(frc)) + if(frccur >= LEN(frc)) frccur = 0; - if (frclen > LEN(frc)) { + if(frclen > LEN(frc)) { frclen = LEN(frc); XftFontClose(xw.dpy, frc[frccur].font); } @@ -3008,6 +3108,8 @@ focus(XEvent *ev) { inline bool match(uint mask, uint state) { + state &= ~(ignoremod); + if(mask == XK_NO_MOD && state) return false; if(mask != XK_ANY_MOD && mask != XK_NO_MOD && !state) @@ -3082,7 +3184,7 @@ kpress(XEvent *ev) { Status status; Shortcut *bp; - if (IS_SET(MODE_KBDLOCK)) + if(IS_SET(MODE_KBDLOCK)) return; len = XmbLookupString(xw.xic, e, xstr, sizeof(xstr), &ksym, &status); @@ -3104,7 +3206,7 @@ kpress(XEvent *ev) { if(len == 0) return; - if (len == 1 && e->state & Mod1Mask) + if(len == 1 && e->state & Mod1Mask) *cp++ = '\033'; memcpy(cp, xstr, len); @@ -3166,10 +3268,12 @@ void run(void) { XEvent ev; fd_set rfd; - int xfd = XConnectionNumber(xw.dpy), i; - struct timeval drawtimeout, *tv = NULL; + int xfd = XConnectionNumber(xw.dpy), xev; + struct timeval drawtimeout, *tv = NULL, now, last; - for(i = 0;; i++) { + gettimeofday(&last, NULL); + + for(xev = actionfps;;) { FD_ZERO(&rfd); FD_SET(cmdfd, &rfd); FD_SET(xfd, &rfd); @@ -3179,35 +3283,36 @@ run(void) { die("select failed: %s\n", SERRNO); } - /* - * Stop after a certain number of reads so the user does not - * feel like the system is stuttering. - */ - if(i < 1000 && FD_ISSET(cmdfd, &rfd)) { + gettimeofday(&now, NULL); + drawtimeout.tv_sec = 0; + drawtimeout.tv_usec = (1000/xfps) * 1000; + tv = &drawtimeout; + + if(FD_ISSET(cmdfd, &rfd)) ttyread(); - /* - * Just wait a bit so it isn't disturbing the - * user and the system is able to write something. - */ - drawtimeout.tv_sec = 0; - drawtimeout.tv_usec = 5; - tv = &drawtimeout; - continue; - } - i = 0; - tv = NULL; + if(FD_ISSET(xfd, &rfd)) + xev = actionfps; - while(XPending(xw.dpy)) { - XNextEvent(xw.dpy, &ev); - if(XFilterEvent(&ev, None)) - continue; - if(handler[ev.type]) - (handler[ev.type])(&ev); - } + if(TIMEDIFF(now, last) > \ + (xev ? (1000/xfps) : (1000/actionfps))) { + while(XPending(xw.dpy)) { + XNextEvent(xw.dpy, &ev); + if(XFilterEvent(&ev, None)) + continue; + if(handler[ev.type]) + (handler[ev.type])(&ev); + } + + draw(); + XFlush(xw.dpy); + last = now; - draw(); - XFlush(xw.dpy); + if(xev && !FD_ISSET(xfd, &rfd)) + xev--; + if(!FD_ISSET(cmdfd, &rfd) && !FD_ISSET(xfd, &rfd)) + tv = NULL; + } } }