X-Git-Url: https://git.danieliu.xyz/?p=st.git;a=blobdiff_plain;f=st.c;h=76b7e0d4386e0e39693a51364893ed3cd125f785;hp=1414f989c4f4c8b6153c57d071dd13a741a54c30;hb=7d59dd715c0b5b219dbb8ac050f2fc07b604e30b;hpb=cde480c6939e62771ba3b60ef4eb848031aee9f9 diff --git a/st.c b/st.c index 1414f98..76b7e0d 100644 --- a/st.c +++ b/st.c @@ -51,7 +51,6 @@ enum term_mode { MODE_ECHO = 1 << 4, MODE_PRINT = 1 << 5, MODE_UTF8 = 1 << 6, - MODE_SIXEL = 1 << 7, }; enum cursor_movement { @@ -78,12 +77,11 @@ enum charset { enum escape_state { ESC_START = 1, ESC_CSI = 2, - ESC_STR = 4, /* OSC, PM, APC */ + ESC_STR = 4, /* DCS, OSC, PM, APC */ ESC_ALTCHARSET = 8, ESC_STR_END = 16, /* a final string was encountered */ ESC_TEST = 32, /* Enter in test mode */ ESC_UTF8 = 64, - ESC_DCS =128, }; typedef struct { @@ -129,6 +127,7 @@ typedef struct { int charset; /* current charset */ int icharset; /* selected charset for sequence */ int *tabs; + Rune lastc; /* last printed char outside of sequence, 0 if control */ } Term; /* CSI Escape sequence structs */ @@ -634,7 +633,8 @@ getsel(void) * st. * FIXME: Fix the computer world. */ - if ((y < sel.ne.y || lastx >= linelen) && !(last->mode & ATTR_WRAP)) + if ((y < sel.ne.y || lastx >= linelen) && + (!(last->mode & ATTR_WRAP) || sel.type == SEL_RECTANGULAR)) *ptr++ = '\n'; } *ptr = 0; @@ -841,7 +841,6 @@ ttyread(void) if (buflen > 0) memmove(buf, buf + written, buflen); return ret; - } } @@ -1105,27 +1104,17 @@ selscroll(int orig, int n) if (sel.ob.x == -1) return; - if (BETWEEN(sel.ob.y, orig, term.bot) || BETWEEN(sel.oe.y, orig, term.bot)) { - if ((sel.ob.y += n) > term.bot || (sel.oe.y += n) < term.top) { + if (BETWEEN(sel.nb.y, orig, term.bot) != BETWEEN(sel.ne.y, orig, term.bot)) { + selclear(); + } else if (BETWEEN(sel.nb.y, orig, term.bot)) { + sel.ob.y += n; + sel.oe.y += n; + if (sel.ob.y < term.top || sel.ob.y > term.bot || + sel.oe.y < term.top || sel.oe.y > term.bot) { selclear(); - return; - } - if (sel.type == SEL_RECTANGULAR) { - if (sel.ob.y < term.top) - sel.ob.y = term.top; - if (sel.oe.y > term.bot) - sel.oe.y = term.bot; } else { - if (sel.ob.y < term.top) { - sel.ob.y = term.top; - sel.ob.x = 0; - } - if (sel.oe.y > term.bot) { - sel.oe.y = term.bot; - sel.oe.x = term.col; - } + selnormalize(); } - selnormalize(); } } @@ -1657,6 +1646,12 @@ csihandle(void) if (csiescseq.arg[0] == 0) ttywrite(vtiden, strlen(vtiden), 0); break; + case 'b': /* REP -- if last char is printable print it more times */ + DEFAULT(csiescseq.arg[0], 1); + if (term.lastc) + while (csiescseq.arg[0]-- > 0) + tputc(term.lastc); + break; case 'C': /* CUF -- Cursor Forward */ case 'a': /* HPR -- Cursor Forward */ DEFAULT(csiescseq.arg[0], 1); @@ -1780,7 +1775,7 @@ csihandle(void) break; case 'n': /* DSR – Device Status Report (cursor position) */ if (csiescseq.arg[0] == 6) { - len = snprintf(buf, sizeof(buf),"\033[%i;%iR", + len = snprintf(buf, sizeof(buf), "\033[%i;%iR", term.c.y+1, term.c.x+1); ttywrite(buf, len, 0); } @@ -1864,7 +1859,7 @@ strhandle(void) xsettitle(strescseq.args[1]); return; case 52: - if (narg > 2) { + if (narg > 2 && allowwindowops) { dec = base64dec(strescseq.args[2]); if (dec) { xsetsel(dec); @@ -1900,7 +1895,6 @@ strhandle(void) xsettitle(strescseq.args[0]); return; case 'P': /* DCS -- Device Control String */ - term.mode |= ESC_DCS; case '_': /* APC -- Application Program Command */ case '^': /* PM -- Privacy Message */ return; @@ -2094,12 +2088,9 @@ tdectest(char c) void tstrsequence(uchar c) { - strreset(); - switch (c) { case 0x90: /* DCS -- Device Control String */ c = 'P'; - term.esc |= ESC_DCS; break; case 0x9f: /* APC -- Application Program Command */ c = '_'; @@ -2111,6 +2102,7 @@ tstrsequence(uchar c) c = ']'; break; } + strreset(); strescseq.type = c; term.esc |= ESC_STR; } @@ -2153,6 +2145,7 @@ tcontrolcode(uchar ascii) return; case '\032': /* SUB */ tsetchar('?', &term.c.attr, term.c.x, term.c.y); + /* FALLTHROUGH */ case '\030': /* CAN */ csireset(); break; @@ -2307,7 +2300,7 @@ tputc(Rune u) Glyph *gp; control = ISCONTROL(u); - if (u < 127 || !IS_SET(MODE_UTF8 | MODE_SIXEL)) { + if (u < 127 || !IS_SET(MODE_UTF8)) { c[0] = u; width = len = 1; } else { @@ -2328,23 +2321,11 @@ tputc(Rune u) if (term.esc & ESC_STR) { if (u == '\a' || u == 030 || u == 032 || u == 033 || ISCONTROLC1(u)) { - term.esc &= ~(ESC_START|ESC_STR|ESC_DCS); - if (IS_SET(MODE_SIXEL)) { - /* TODO: render sixel */; - term.mode &= ~MODE_SIXEL; - return; - } + term.esc &= ~(ESC_START|ESC_STR); term.esc |= ESC_STR_END; goto check_control_code; } - if (IS_SET(MODE_SIXEL)) { - /* TODO: implement sixel mode */ - return; - } - if (term.esc&ESC_DCS && strescseq.len == 0 && u == 'q') - term.mode |= MODE_SIXEL; - if (strescseq.len+len >= strescseq.siz) { /* * Here is a bug in terminals. If the user never sends @@ -2381,6 +2362,8 @@ check_control_code: /* * control codes are not shown ever */ + if (!term.esc) + term.lastc = 0; return; } else if (term.esc & ESC_START) { if (term.esc & ESC_CSI) { @@ -2411,7 +2394,7 @@ check_control_code: */ return; } - if (sel.ob.x != -1 && BETWEEN(term.c.y, sel.ob.y, sel.oe.y)) + if (selected(term.c.x, term.c.y)) selclear(); gp = &term.line[term.c.y][term.c.x]; @@ -2430,6 +2413,7 @@ check_control_code: } tsetchar(u, &term.c.attr, term.c.x, term.c.y); + term.lastc = u; if (width == 2) { gp->mode |= ATTR_WIDE; @@ -2453,7 +2437,7 @@ twrite(const char *buf, int buflen, int show_ctrl) int n; for (n = 0; n < buflen; n += charsize) { - if (IS_SET(MODE_UTF8) && !IS_SET(MODE_SIXEL)) { + if (IS_SET(MODE_UTF8)) { /* process a complete utf8 char */ charsize = utf8decode(buf + n, &u, buflen - n); if (charsize == 0)