X-Git-Url: https://jasonwoof.com/gitweb/?p=st.git;a=blobdiff_plain;f=st.c;h=01ffa21c697e8da324a51b67d7c98ea3022e65f4;hp=e6bb91f09ac94cd827a33b125dd1bbbeea99831a;hb=7d352f143655ace75dd4e40432199f18f296da5e;hpb=aede91e22a41cbf4b11d64faa42575d1bdbd8446 diff --git a/st.c b/st.c index e6bb91f..01ffa21 100644 --- a/st.c +++ b/st.c @@ -34,8 +34,8 @@ #endif #define USAGE \ - "st-" VERSION ", (c) 2010 st engineers\n" \ - "usage: st [-t title] [-c class] [-v] [-e cmd]\n" + "st-" VERSION ", (c) 2010-2011 st engineers\n" \ + "usage: st [-t title] [-c class] [-v] [-e command...]\n" /* Arbitrary sizes */ #define ESC_TITLE_SIZ 256 @@ -53,7 +53,9 @@ #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)) -#define TIMEDIFFERENCE(t1, t2) ((t1.tv_sec-t2.tv_sec)*1000 + (t1.tv_usec-t2.tv_usec)/1000) +#define TIMEDIFF(t1, t2) ((t1.tv_sec-t2.tv_sec)*1000 + (t1.tv_usec-t2.tv_usec)/1000) +#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 }; @@ -62,7 +64,7 @@ enum { CURSOR_UP, CURSOR_DOWN, CURSOR_LEFT, CURSOR_RIGHT, 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_CRLF=16, MODE_MOUSE=32 }; 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 }; @@ -163,8 +165,8 @@ typedef struct { #include "config.h" -static void die(const char *errstr, ...); -static void draw(); +static void die(const char*, ...); +static void draw(void); static void drawregion(int, int, int, int); static void execsh(void); static void sigchld(int); @@ -363,11 +365,11 @@ int utf8size(char *s) { unsigned char c = *s; - if (~c&B7) + if(~c&B7) return 1; - else if ((c&(B7|B6|B5)) == (B7|B6)) + else if((c&(B7|B6|B5)) == (B7|B6)) return 2; - else if ((c&(B7|B6|B5|B4)) == (B7|B6|B5)) + else if((c&(B7|B6|B5|B4)) == (B7|B6|B5)) return 3; else return 4; @@ -398,11 +400,11 @@ selected(int x, int y) { void getbuttoninfo(XEvent *e, int *b, int *x, int *y) { - if(b) + if(b) *b = e->xbutton.button; - *x = (e->xbutton.x - BORDER)/xw.cw; - *y = (e->xbutton.y - BORDER)/xw.ch; + *x = X2COL(e->xbutton.x); + *y = Y2ROW(e->xbutton.y); sel.b.x = sel.by < sel.ey ? sel.bx : sel.ex; sel.b.y = MIN(sel.by, sel.ey); sel.e.x = sel.by < sel.ey ? sel.ex : sel.bx; @@ -410,10 +412,38 @@ getbuttoninfo(XEvent *e, int *b, int *x, int *y) { } 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 }; + + if(!IS_SET(MODE_MOUSE)) + return; + + /* from urxvt */ + if(e->xbutton.type == ButtonRelease || button == AnyButton) + button = 3; + else { + button -= Button1; + if(button >= 3) + button += 64 - 3; + } + + buf[3] = 32 + button + (state & ShiftMask ? 4 : 0) + + (state & Mod4Mask ? 8 : 0) + + (state & ControlMask ? 16 : 0); + + ttywrite(buf, sizeof(buf)); +} + +void bpress(XEvent *e) { + mousereport(e); sel.mode = 1; - sel.ex = sel.bx = (e->xbutton.x - BORDER)/xw.cw; - sel.ey = sel.by = (e->xbutton.y - BORDER)/xw.ch; + sel.ex = sel.bx = X2COL(e->xbutton.x); + sel.ey = sel.by = Y2ROW(e->xbutton.y); } void @@ -523,43 +553,39 @@ xsetsel(char *str) { void brelease(XEvent *e) { int b; + sel.mode = 0; getbuttoninfo(e, &b, &sel.ex, &sel.ey); - + mousereport(e); if(sel.bx == sel.ex && sel.by == sel.ey) { sel.bx = -1; if(b == 2) selpaste(); - else if(b == 1) { - /* double click to select word */ struct timeval now; gettimeofday(&now, NULL); - if(TIMEDIFFERENCE(now, sel.tclick1) <= DOUBLECLICK_TIMEOUT) { + if(TIMEDIFF(now, sel.tclick2) <= TRIPLECLICK_TIMEOUT) { + /* triple click on the line */ + sel.b.x = sel.bx = 0; + sel.e.x = sel.ex = term.col; + sel.b.y = sel.e.y = sel.ey; + selcopy(); + } else if(TIMEDIFF(now, sel.tclick1) <= DOUBLECLICK_TIMEOUT) { + /* double click to select word */ sel.bx = sel.ex; - while(term.line[sel.ey][sel.bx-1].state & GLYPH_SET && + while(term.line[sel.ey][sel.bx-1].state & GLYPH_SET && term.line[sel.ey][sel.bx-1].c[0] != ' ') sel.bx--; sel.b.x = sel.bx; - while(term.line[sel.ey][sel.ex+1].state & GLYPH_SET && + while(term.line[sel.ey][sel.ex+1].state & GLYPH_SET && term.line[sel.ey][sel.ex+1].c[0] != ' ') sel.ex++; sel.e.x = sel.ex; sel.b.y = sel.e.y = sel.ey; selcopy(); } - - /* triple click on the line */ - if(TIMEDIFFERENCE(now, sel.tclick2) <= TRIPLECLICK_TIMEOUT) { - sel.b.x = sel.bx = 0; - sel.e.x = sel.ex = term.col; - sel.b.y = sel.e.y = sel.ey; - selcopy(); - } } - } else { - if(b == 1) - selcopy(); - } + } else if(b == 1) + selcopy(); memcpy(&sel.tclick2, &sel.tclick1, sizeof(struct timeval)); gettimeofday(&sel.tclick1, NULL); draw(); @@ -568,7 +594,7 @@ brelease(XEvent *e) { void bmotion(XEvent *e) { if(sel.mode) { - int oldey = sel.ey, + int oldey = sel.ey, oldex = sel.ex; getbuttoninfo(e, NULL, &sel.ex, &sel.ey); @@ -602,7 +628,7 @@ execsh(void) { exit(EXIT_FAILURE); } -void +void sigchld(int a) { int stat = 0; if(waitpid(pid, &stat, 0) < 0) @@ -655,7 +681,7 @@ dump(char c) { void ttyread(void) { static char buf[BUFSIZ]; - static int buflen = 0; + static int buflen = 0; char *ptr; char s[UTF_SIZ]; int charsize; /* size of utf8 char in bytes */ @@ -683,10 +709,6 @@ ttyread(void) { void ttywrite(const char *s, size_t n) { - {size_t nn; - for(nn = 0; nn < n; nn++) - dump(s[nn]); - } if(write(cmdfd, s, n) == -1) die("write error on tty: %s\n", SERRNO); } @@ -715,8 +737,8 @@ tcursor(int mode) { void treset(void) { term.c = (TCursor){{ - .mode = ATTR_NULL, - .fg = DefaultFG, + .mode = ATTR_NULL, + .fg = DefaultFG, .bg = DefaultBG }, .x = 0, .y = 0, .state = CURSOR_DEFAULT}; @@ -771,9 +793,9 @@ tscrollup(int orig, int n) { tclearregion(0, orig, term.col-1, orig+n-1); - for(i = orig; i <= term.bot-n; i++) { + for(i = orig; i <= term.bot-n; i++) { temp = term.line[i]; - term.line[i] = term.line[i+n]; + term.line[i] = term.line[i+n]; term.line[i+n] = temp; } } @@ -903,47 +925,47 @@ tsetattr(int *attr, int l) { term.c.attr.bg = DefaultBG; break; case 1: - term.c.attr.mode |= ATTR_BOLD; + term.c.attr.mode |= ATTR_BOLD; break; - case 4: + case 4: term.c.attr.mode |= ATTR_UNDERLINE; break; - case 7: - term.c.attr.mode |= ATTR_REVERSE; + case 7: + term.c.attr.mode |= ATTR_REVERSE; break; - case 22: - term.c.attr.mode &= ~ATTR_BOLD; + case 22: + term.c.attr.mode &= ~ATTR_BOLD; break; - case 24: + case 24: term.c.attr.mode &= ~ATTR_UNDERLINE; break; - case 27: - term.c.attr.mode &= ~ATTR_REVERSE; + case 27: + term.c.attr.mode &= ~ATTR_REVERSE; break; case 38: - if (i + 2 < l && attr[i + 1] == 5) { + if(i + 2 < l && attr[i + 1] == 5) { i += 2; - if (BETWEEN(attr[i], 0, 255)) + if(BETWEEN(attr[i], 0, 255)) term.c.attr.fg = attr[i]; else fprintf(stderr, "erresc: bad fgcolor %d\n", attr[i]); } else - fprintf(stderr, "erresc: gfx attr %d unknown\n", attr[i]); + fprintf(stderr, "erresc: gfx attr %d unknown\n", attr[i]); break; case 39: term.c.attr.fg = DefaultFG; break; case 48: - if (i + 2 < l && attr[i + 1] == 5) { + if(i + 2 < l && attr[i + 1] == 5) { i += 2; - if (BETWEEN(attr[i], 0, 255)) + if(BETWEEN(attr[i], 0, 255)) term.c.attr.bg = attr[i]; else fprintf(stderr, "erresc: bad bgcolor %d\n", attr[i]); } else - fprintf(stderr, "erresc: gfx attr %d unknown\n", attr[i]); + fprintf(stderr, "erresc: gfx attr %d unknown\n", attr[i]); break; case 49: term.c.attr.bg = DefaultBG; @@ -957,7 +979,7 @@ tsetattr(int *attr, int l) { term.c.attr.fg = attr[i] - 90 + 8; else if(BETWEEN(attr[i], 100, 107)) term.c.attr.fg = attr[i] - 100 + 8; - else + else fprintf(stderr, "erresc: gfx attr %d unknown\n", attr[i]), csidump(); break; @@ -977,7 +999,7 @@ tsetscroll(int t, int b) { b = temp; } term.top = t; - term.bot = b; + term.bot = b; } void @@ -1094,6 +1116,9 @@ csihandle(void) { case 25: term.c.state |= CURSOR_HIDE; break; + case 1000: /* disable X11 xterm mouse reporting */ + term.mode &= ~MODE_MOUSE; + break; case 1049: /* = 1047 and 1048 */ case 1047: if(IS_SET(MODE_ALTSCREEN)) { @@ -1157,6 +1182,9 @@ csihandle(void) { case 25: term.c.state &= ~CURSOR_HIDE; break; + case 1000: /* enable X11 xterm mouse reporting */ + term.mode |= MODE_MOUSE; + break; case 1049: /* = 1047 and 1048 */ case 1047: if(IS_SET(MODE_ALTSCREEN)) @@ -1202,7 +1230,7 @@ csihandle(void) { } void -csidump(void) { +csidump(void) { int i; printf("ESC [ %s", escseq.priv ? "? " : ""); if(escseq.narg) @@ -1235,7 +1263,7 @@ tputc(char *c) { csiparse(), csihandle(); } /* TODO: handle other OSC */ - } else if(term.esc & ESC_OSC) { + } else if(term.esc & ESC_OSC) { if(ascii == ';') { term.titlelen = 0; term.esc = ESC_START | ESC_TITLE; @@ -1348,7 +1376,6 @@ tputc(char *c) { tmoveto(term.c.x+1, term.c.y); else term.c.state |= CURSOR_WRAPNEXT; - break; } } } @@ -1447,7 +1474,7 @@ xloadcols(void) { unsigned long white = WhitePixel(xw.dpy, xw.scr); for(i = 0; i < 16; i++) { - if (!XAllocNamedColor(xw.dpy, xw.cmap, colorname[i], &color, &color)) { + if(!XAllocNamedColor(xw.dpy, xw.cmap, colorname[i], &color, &color)) { dc.col[i] = white; fprintf(stderr, "Could not allocate color '%s'\n", colorname[i]); } else @@ -1461,7 +1488,7 @@ xloadcols(void) { color.red = r == 0 ? 0 : 0x3737 + 0x2828 * r; color.green = g == 0 ? 0 : 0x3737 + 0x2828 * g; color.blue = b == 0 ? 0 : 0x3737 + 0x2828 * b; - if (!XAllocColor(xw.dpy, xw.cmap, &color)) { + if(!XAllocColor(xw.dpy, xw.cmap, &color)) { dc.col[i] = white; fprintf(stderr, "Could not allocate color %d\n", i); } else @@ -1488,8 +1515,7 @@ xclear(int x1, int y1, int x2, int y2) { } void -xhints(void) -{ +xhints(void) { XClassHint class = {opt_class ? opt_class : TNAME, TNAME}; XWMHints wm = {.flags = InputHint, .input = 1}; XSizeHints size = { @@ -1505,8 +1531,7 @@ xhints(void) } XFontSet -xinitfont(char *fontstr) -{ +xinitfont(char *fontstr) { XFontSet set; char *def, **missing; int n; @@ -1522,8 +1547,7 @@ xinitfont(char *fontstr) } void -xgetfontinfo(XFontSet set, int *ascent, int *descent, short *lbearing, short *rbearing) -{ +xgetfontinfo(XFontSet set, int *ascent, int *descent, short *lbearing, short *rbearing) { XFontStruct **xfonts; char **font_names; int i, n; @@ -1540,8 +1564,7 @@ xgetfontinfo(XFontSet set, int *ascent, int *descent, short *lbearing, short *rb } void -initfonts(char *fontstr, char *bfontstr) -{ +initfonts(char *fontstr, char *bfontstr) { if((dc.font.set = xinitfont(fontstr)) == NULL || (dc.bfont.set = xinitfont(bfontstr)) == NULL) die("Can't load font %s\n", dc.font.set ? BOLDFONT : FONT); @@ -1564,7 +1587,7 @@ xinit(void) { initfonts(FONT, BOLDFONT); /* XXX: Assuming same size for bold font */ - xw.cw = dc.font.rbearing - dc.font.lbearing; + xw.cw = dc.font.rbearing - dc.font.lbearing; xw.ch = dc.font.ascent + dc.font.descent; /* colors */ @@ -1596,8 +1619,8 @@ xinit(void) { /* input methods */ xw.xim = XOpenIM(xw.dpy, NULL, NULL, NULL); - xw.xic = XCreateIC(xw.xim, XNInputStyle, XIMPreeditNothing - | XIMStatusNothing, XNClientWindow, xw.win, + xw.xic = XCreateIC(xw.xim, XNInputStyle, XIMPreeditNothing + | XIMStatusNothing, XNClientWindow, xw.win, XNFocusWindow, xw.win, NULL); /* gc */ dc.gc = XCreateGC(xw.dpy, xw.win, 0, NULL); @@ -1605,7 +1628,7 @@ xinit(void) { /* white cursor, black outline */ cursor = XCreateFontCursor(xw.dpy, XC_xterm); XDefineCursor(xw.dpy, xw.win, cursor); - XRecolorCursor(xw.dpy, cursor, + XRecolorCursor(xw.dpy, cursor, &(XColor){.red = 0xffff, .green = 0xffff, .blue = 0xffff}, &(XColor){.red = 0x0000, .green = 0x0000, .blue = 0x0000}); @@ -1640,7 +1663,7 @@ 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); + 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); @@ -1674,42 +1697,8 @@ xdrawcursor(void) { } } -#ifdef DEBUG -/* basic drawing routines */ -void -xdrawc(int x, int y, Glyph g) { - int sl = utf8size(g.c); - XRectangle r = { x * xw.cw, y * xw.ch, xw.cw, xw.ch }; - XSetBackground(xw.dpy, dc.gc, dc.col[g.bg]); - XSetForeground(xw.dpy, dc.gc, dc.col[g.fg]); - XmbDrawImageString(xw.dpy, xw.buf, g.mode&ATTR_BOLD?dc.bfont.fs:dc.font.fs, - dc.gc, r.x, r.y+dc.font.ascent, g.c, sl); -} - -void -drawregion(int x0, int x1, int y0, int y1) { - draw(); -} - void draw() { - int x, y; - - xclear(0, 0, term.col-1, term.row-1); - for(y = 0; y < term.row; y++) - for(x = 0; x < term.col; x++) - if(term.line[y][x].state & GLYPH_SET) - xdrawc(x, y, term.line[y][x]); - - xdrawcursor(); - XCopyArea(xw.dpy, xw.buf, xw.win, dc.gc, 0, 0, xw.bufw, xw.bufh, BORDER, BORDER); - XFlush(xw.dpy); -} - -#else -/* optimized drawing routine */ -void -draw() { drawregion(0, 0, term.col, term.row); } @@ -1753,8 +1742,6 @@ drawregion(int x1, int y1, int x2, int y2) { XCopyArea(xw.dpy, xw.buf, xw.win, dc.gc, 0, 0, xw.bufw, xw.bufh, BORDER, BORDER); } -#endif - void expose(XEvent *ev) { XExposeEvent *e = &ev->xexpose; @@ -1896,11 +1883,11 @@ run(void) { } if(FD_ISSET(cmdfd, &rfd)) { ttyread(); - draw(); + draw(); } while(XPending(xw.dpy)) { XNextEvent(xw.dpy, &ev); - if (XFilterEvent(&ev, xw.win)) + if(XFilterEvent(&ev, xw.win)) continue; if(handler[ev.type]) (handler[ev.type])(&ev); @@ -1920,17 +1907,17 @@ main(int argc, char *argv[]) { case 'c': if(++i < argc) opt_class = argv[i]; break; - case 'e': + case 'e': + /* eat every remaining arguments */ if(++i < argc) opt_cmd = &argv[i]; - break; + goto run; case 'v': default: die(USAGE); } - /* -e eats every remaining arguments */ - if(opt_cmd) - break; } + + run: setlocale(LC_CTYPE, ""); tnew(80, 24); ttynew();