X-Git-Url: https://git.danieliu.xyz/?a=blobdiff_plain;f=st.c;h=7befdc0c05beb481eb2c0e48b312b2449563868f;hb=e5295629cdffb711001f3fdffbb9aa4ef772add0;hp=769de8b8e9bbce56b93ff485e1118351302cea8c;hpb=b4b513c791e01e46399b460789b830ddfc7cb425;p=st.git diff --git a/st.c b/st.c index 769de8b..7befdc0 100644 --- a/st.c +++ b/st.c @@ -44,7 +44,7 @@ #endif #define USAGE \ - "st " VERSION " (c) 2010-2012 st engineers\n" \ + "st " VERSION " (c) 2010-2013 st engineers\n" \ "usage: st [-v] [-c class] [-f font] [-g geometry] [-o file]" \ " [-t title] [-w windowid] [-e command ...]\n" @@ -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 */ @@ -117,7 +118,8 @@ enum term_mode { MODE_KBDLOCK = 256, MODE_HIDE = 512, MODE_ECHO = 1024, - MODE_APPCURSOR = 2048 + MODE_APPCURSOR = 2048, + MODE_MOUSESGR = 4096, }; enum escape_state { @@ -152,7 +154,7 @@ typedef struct { uchar state; /* state flags */ } Glyph; -typedef Glyph* Line; +typedef Glyph *Line; typedef struct { Glyph attr; /* current char attributes */ @@ -303,7 +305,7 @@ static void strhandle(void); static void strparse(void); static void strreset(void); -static void tclearregion(int, int, int, int); +static void tclearregion(int, int, int, int, int); static void tcursor(int); static void tdeletechar(int); static void tdeleteline(int); @@ -666,11 +668,10 @@ getbuttoninfo(XEvent *e) { void mousereport(XEvent *e) { - int x = x2col(e->xbutton.x); - int y = y2row(e->xbutton.y); - int button = e->xbutton.button; - int state = e->xbutton.state; - char buf[] = { '\033', '[', 'M', 0, 32+x+1, 32+y+1 }; + int x = x2col(e->xbutton.x), y = y2row(e->xbutton.y), + button = e->xbutton.button, state = e->xbutton.state, + len; + char buf[40]; static int ob, ox, oy; /* from urxvt */ @@ -679,7 +680,9 @@ mousereport(XEvent *e) { return; button = ob + 32; ox = x, oy = y; - } else if(e->xbutton.type == ButtonRelease || button == AnyButton) { + } else if(!IS_SET(MODE_MOUSESGR) + && (e->xbutton.type == ButtonRelease + || button == AnyButton)) { button = 3; } else { button -= Button1; @@ -691,11 +694,23 @@ mousereport(XEvent *e) { } } - buf[3] = 32 + button + (state & ShiftMask ? 4 : 0) + button += (state & ShiftMask ? 4 : 0) + (state & Mod4Mask ? 8 : 0) + (state & ControlMask ? 16 : 0); - ttywrite(buf, sizeof(buf)); + len = 0; + if(IS_SET(MODE_MOUSESGR)) { + len = snprintf(buf, sizeof(buf), "\033[<%d;%d;%d%c", + button, x+1, y+1, + e->xbutton.type == ButtonRelease ? 'm' : 'M'); + } else if(x < 223 && y < 223) { + len = snprintf(buf, sizeof(buf), "\033[M%c%c%c", + 32+button, 32+x+1, 32+y+1); + } else { + return; + } + + ttywrite(buf, len); } void @@ -1113,7 +1128,7 @@ treset(void) { term.bot = term.row - 1; term.mode = MODE_WRAP; - tclearregion(0, 0, term.col-1, term.row-1); + tclearregion(0, 0, term.col-1, term.row-1, 0); tmoveto(0, 0); tcursor(CURSOR_SAVE); } @@ -1157,7 +1172,7 @@ tscrolldown(int orig, int n) { LIMIT(n, 0, term.bot-orig+1); - tclearregion(0, term.bot-n+1, term.col-1, term.bot); + tclearregion(0, term.bot-n+1, term.col-1, term.bot, 0); for(i = term.bot; i >= orig+n; i--) { temp = term.line[i]; @@ -1177,7 +1192,7 @@ tscrollup(int orig, int n) { Line temp; LIMIT(n, 0, term.bot-orig+1); - tclearregion(0, orig, term.col-1, orig+n-1); + tclearregion(0, orig, term.col-1, orig+n-1, 0); for(i = orig; i <= term.bot-n; i++) { temp = term.line[i]; @@ -1305,7 +1320,7 @@ tsetchar(char *c, Glyph *attr, int x, int y) { } void -tclearregion(int x1, int y1, int x2, int y2) { +tclearregion(int x1, int y1, int x2, int y2, int bce) { int x, y, temp; if(x1 > x2) @@ -1320,8 +1335,15 @@ tclearregion(int x1, int y1, int x2, int y2) { for(y = y1; y <= y2; y++) { term.dirty[y] = 1; - for(x = x1; x <= x2; x++) - term.line[y][x].state = 0; + for(x = x1; x <= x2; x++) { + if(bce) { + term.line[y][x] = term.c.attr; + memcpy(term.line[y][x].c, " ", 2); + term.line[y][x].state |= GLYPH_SET; + } else { + term.line[y][x].state = 0; + } + } } } @@ -1334,13 +1356,13 @@ tdeletechar(int n) { term.dirty[term.c.y] = 1; if(src >= term.col) { - tclearregion(term.c.x, term.c.y, term.col-1, term.c.y); + tclearregion(term.c.x, term.c.y, term.col-1, term.c.y, 0); return; } memmove(&term.line[term.c.y][dst], &term.line[term.c.y][src], size * sizeof(Glyph)); - tclearregion(term.col-n, term.c.y, term.col-1, term.c.y); + tclearregion(term.col-n, term.c.y, term.col-1, term.c.y, 0); } void @@ -1352,13 +1374,13 @@ tinsertblank(int n) { term.dirty[term.c.y] = 1; if(dst >= term.col) { - tclearregion(term.c.x, term.c.y, term.col-1, term.c.y); + tclearregion(term.c.x, term.c.y, term.col-1, term.c.y, 0); return; } memmove(&term.line[term.c.y][dst], &term.line[term.c.y][src], size * sizeof(Glyph)); - tclearregion(src, term.c.y, dst - 1, term.c.y); + tclearregion(src, term.c.y, dst - 1, term.c.y, 0); } void @@ -1398,7 +1420,8 @@ tsetattr(int *attr, int l) { case 4: term.c.attr.mode |= ATTR_UNDERLINE; break; - case 5: + case 5: /* slow blink */ + case 6: /* rapid blink */ term.c.attr.mode |= ATTR_BLINK; break; case 7: @@ -1415,6 +1438,7 @@ tsetattr(int *attr, int l) { term.c.attr.mode &= ~ATTR_UNDERLINE; break; case 25: + case 26: term.c.attr.mode &= ~ATTR_BLINK; break; case 27: @@ -1534,16 +1558,23 @@ tsetmode(bool priv, bool set, int *args, int narg) { break; case 1000: /* 1000,1002: enable xterm mouse report */ MODBIT(term.mode, set, MODE_MOUSEBTN); + MODBIT(term.mode, 0, MODE_MOUSEMOTION); break; case 1002: MODBIT(term.mode, set, MODE_MOUSEMOTION); + MODBIT(term.mode, 0, MODE_MOUSEBTN); + break; + case 1006: + MODBIT(term.mode, set, MODE_MOUSESGR); break; case 1049: /* = 1047 and 1048 */ case 47: case 1047: { alt = IS_SET(MODE_ALTSCREEN); - if(alt) - tclearregion(0, 0, term.col-1, term.row-1); + if(alt) { + tclearregion(0, 0, term.col-1, + term.row-1, 0); + } if(set ^ alt) /* set is always 1 or 0 */ tswapscreen(); if(*args != 1049) @@ -1631,7 +1662,7 @@ 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; @@ -1662,17 +1693,19 @@ csihandle(void) { sel.bx = -1; 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) - tclearregion(0, term.c.y+1, term.col-1, term.row-1); + tclearregion(term.c.x, term.c.y, term.col-1, term.c.y, 1); + if(term.c.y < term.row-1) { + tclearregion(0, term.c.y+1, term.col-1, + term.row-1, 1); + } break; case 1: /* above */ if(term.c.y > 1) - tclearregion(0, 0, term.col-1, term.c.y-1); - tclearregion(0, term.c.y, term.c.x, term.c.y); + tclearregion(0, 0, term.col-1, term.c.y-1, 1); + tclearregion(0, term.c.y, term.c.x, term.c.y, 1); break; case 2: /* all */ - tclearregion(0, 0, term.col-1, term.row-1); + tclearregion(0, 0, term.col-1, term.row-1, 1); break; default: goto unknown; @@ -1681,13 +1714,14 @@ csihandle(void) { case 'K': /* EL -- Clear line */ switch(csiescseq.arg[0]) { case 0: /* right */ - tclearregion(term.c.x, term.c.y, term.col-1, term.c.y); + tclearregion(term.c.x, term.c.y, term.col-1, + term.c.y, 1); break; case 1: /* left */ - tclearregion(0, term.c.y, term.c.x, term.c.y); + tclearregion(0, term.c.y, term.c.x, term.c.y, 1); break; case 2: /* all */ - tclearregion(0, term.c.y, term.col-1, term.c.y); + tclearregion(0, term.c.y, term.col-1, term.c.y, 1); break; } break; @@ -1712,7 +1746,8 @@ csihandle(void) { break; case 'X': /* ECH -- Erase char */ DEFAULT(csiescseq.arg[0], 1); - tclearregion(term.c.x, term.c.y, term.c.x + csiescseq.arg[0], term.c.y); + tclearregion(term.c.x, term.c.y, + term.c.x + csiescseq.arg[0] - 1, term.c.y, 1); break; case 'P': /* DCH -- Delete char */ DEFAULT(csiescseq.arg[0], 1); @@ -1892,7 +1927,7 @@ 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); @@ -1902,7 +1937,7 @@ techo(char *buf, int len) { break; } } - if (len) + if(len) tputc(buf, len); } @@ -1912,7 +1947,7 @@ 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); @@ -2174,9 +2209,11 @@ tresize(int col, int row) { /* free unneeded rows */ i = 0; if(slide > 0) { - /* slide screen to keep cursor where we expect it - + /* + * slide screen to keep cursor where we expect it - * tscrollup would work here, but we can optimize to - * memmove because we're freeing the earlier lines */ + * memmove because we're freeing the earlier lines + */ for(/* i = 0 */; i < slide; i++) { free(term.line[i]); free(term.alt[i]); @@ -2241,7 +2278,7 @@ xresize(int col, int row) { XFreePixmap(xw.dpy, xw.buf); xw.buf = XCreatePixmap(xw.dpy, xw.win, xw.w, xw.h, DefaultDepth(xw.dpy, xw.scr)); - XSetForeground(xw.dpy, dc.gc, 0); + XSetForeground(xw.dpy, dc.gc, dc.col[IS_SET(MODE_REVERSE) ? defaultfg : defaultbg].pixel); XFillRectangle(xw.dpy, xw.buf, dc.gc, 0, 0, xw.w, xw.h); } @@ -2251,7 +2288,7 @@ xresize(int col, int row) { 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++) { @@ -2406,34 +2443,34 @@ xloadfonts(char *fontstr, int fontsize) { xw.cw = dc.font.width; xw.ch = dc.font.height; - FcPatternDel(pattern, FC_WEIGHT); - FcPatternAddInteger(pattern, FC_WEIGHT, FC_WEIGHT_BOLD); - if(xloadfont(&dc.bfont, pattern)) - die("st: can't open font %s\n", fontstr); - FcPatternDel(pattern, FC_SLANT); FcPatternAddInteger(pattern, FC_SLANT, FC_SLANT_ITALIC); - if(xloadfont(&dc.ibfont, pattern)) + if(xloadfont(&dc.ifont, pattern)) die("st: can't open font %s\n", fontstr); FcPatternDel(pattern, FC_WEIGHT); - if(xloadfont(&dc.ifont, pattern)) + FcPatternAddInteger(pattern, FC_WEIGHT, FC_WEIGHT_BOLD); + if(xloadfont(&dc.ibfont, pattern)) + die("st: can't open font %s\n", fontstr); + + 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); } void -xunloadfonts(void) -{ +xunloadfonts(void) { int i, ip; /* * 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); } @@ -2455,8 +2492,7 @@ xunloadfonts(void) } void -xzoom(const Arg *arg) -{ +xzoom(const Arg *arg) { xunloadfonts(); xloadfonts(usedfont, usedfontsize + arg->i); cresize(0, 0); @@ -2466,6 +2502,7 @@ xzoom(const Arg *arg) void xinit(void) { XSetWindowAttributes attrs; + XGCValues gcvalues; Cursor cursor; Window parent; int sw, sh, major, minor; @@ -2476,7 +2513,7 @@ 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; @@ -2505,6 +2542,7 @@ xinit(void) { xw.fy = 0; } + /* Events */ attrs.background_pixel = dc.col[defaultbg].pixel; attrs.border_pixel = dc.col[defaultbg].pixel; attrs.bit_gravity = NorthWestGravity; @@ -2530,10 +2568,13 @@ xinit(void) { usedbe = True; } else { */ - dc.gc = XCreateGC(xw.dpy, parent, 0, 0); + memset(&gcvalues, 0, sizeof(gcvalues)); + gcvalues.graphics_exposures = False; + dc.gc = XCreateGC(xw.dpy, parent, GCGraphicsExposures, + &gcvalues); xw.buf = XCreatePixmap(xw.dpy, xw.win, xw.w, xw.h, DefaultDepth(xw.dpy, xw.scr)); - XSetForeground(xw.dpy, dc.gc, 0); + XSetForeground(xw.dpy, dc.gc, dc.col[defaultbg].pixel); XFillRectangle(xw.dpy, xw.buf, dc.gc, 0, 0, xw.w, xw.h); //xw.buf = xw.win; /* @@ -2675,7 +2716,7 @@ 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 @@ -2685,22 +2726,22 @@ 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, @@ -2714,23 +2755,23 @@ 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 @@ -2758,9 +2799,9 @@ 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); } @@ -2857,8 +2898,7 @@ draw(void) { } else { XCopyArea(xw.dpy, xw.buf, xw.win, dc.gc, 0, 0, xw.w, xw.h, 0, 0); - XSetForeground(xw.dpy, dc.gc, 0); - XSync(xw.dpy, False); + XSetForeground(xw.dpy, dc.gc, dc.col[IS_SET(MODE_REVERSE) ? defaultfg : defaultbg].pixel); } } @@ -2898,6 +2938,7 @@ drawregion(int x1, int y1, int x2, int y2) { ox = x; base = new; } + sl = utf8size(new.c); memcpy(buf+ib, new.c, sl); ib += sl; @@ -2949,6 +2990,11 @@ xseturgency(int add) { void focus(XEvent *ev) { + XFocusChangeEvent *e = &ev->xfocus; + + if(e->mode == NotifyGrab) + return; + if(ev->type == FocusIn) { XSetICFocus(xw.xic); xw.state |= WIN_FOCUSED; @@ -2961,6 +3007,8 @@ 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) @@ -3035,7 +3083,7 @@ 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); @@ -3057,7 +3105,7 @@ 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); @@ -3072,8 +3120,10 @@ kpress(XEvent *ev) { void cmessage(XEvent *e) { - /* See xembed specs - http://standards.freedesktop.org/xembed-spec/xembed-spec-latest.html */ + /* + * See xembed specs + * http://standards.freedesktop.org/xembed-spec/xembed-spec-latest.html + */ if(e->xclient.message_type == xw.xembed && e->xclient.format == 32) { if(e->xclient.data.l[1] == XEMBED_FOCUS_IN) { xw.state |= WIN_FOCUSED; @@ -3089,8 +3139,7 @@ cmessage(XEvent *e) { } void -cresize(int width, int height) -{ +cresize(int width, int height) { int col, row; if(width != 0) @@ -3118,10 +3167,12 @@ 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); @@ -3131,35 +3182,36 @@ 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); + draw(); + XFlush(xw.dpy); + last = now; + + if(xev && !FD_ISSET(xfd, &rfd)) + xev--; + if(!FD_ISSET(cmdfd, &rfd) && !FD_ISSET(xfd, &rfd)) + tv = NULL; + } } }