diff --git a/-.orig b/-.orig new file mode 100644 index 0000000..e69de29 diff --git a/-.rej b/-.rej new file mode 100644 index 0000000..b429a52 --- /dev/null +++ b/-.rej @@ -0,0 +1,71 @@ +--- config.def.h ++++ config.def.h +@@ -120,6 +120,8 @@ static const char *colorname[] = { + /* more colors can be added after 255 to use with DefaultXX */ + "#cccccc", + "#555555", ++ "black", ++ "gray90", + }; + + +@@ -127,9 +129,10 @@ static const char *colorname[] = { + * Default colors (colorname index) + * foreground, background, cursor, reverse cursor + */ +-unsigned int defaultfg = 7; +-unsigned int defaultbg = 0; +-static unsigned int defaultcs = 256; ++ ++unsigned int defaultbg = 258; ++unsigned int defaultfg = 259; ++unsigned int defaultcs = 256; + static unsigned int defaultrcs = 257; + + /* +--- st.c ++++ st.c +@@ -1877,6 +1877,36 @@ strhandle(void) + } + } + return; ++ case 10: /* set foreground color */ ++ if (narg < 2) ++ break; ++ ++ p = strescseq.args[1]; ++ if (xsetcolorname(defaultfg, p)) ++ fprintf(stderr, "erresc: invalid foreground color %d\n", p); ++ else ++ redraw(); ++ break; ++ case 11: /* set background color */ ++ if (narg < 2) ++ break; ++ ++ p = strescseq.args[1]; ++ if (xsetcolorname(defaultbg, p)) ++ fprintf(stderr, "erresc: invalid background color %d\n", p); ++ else ++ redraw(); ++ break; ++ case 12: /* set cursor color */ ++ if (narg < 2) ++ break; ++ ++ p = strescseq.args[1]; ++ if (xsetcolorname(defaultcs, p)) ++ fprintf(stderr, "erresc: invalid cursor color %d\n", p); ++ else ++ redraw(); ++ break; + case 4: /* color set */ + if (narg < 3) + break; +--- st.h ++++ st.h +@@ -123,3 +123,4 @@ extern char *termname; + extern unsigned int tabspaces; + extern unsigned int defaultfg; + extern unsigned int defaultbg; ++extern unsigned int defaultcs; diff --git a/.gitignore b/.gitignore index 9333531..948b76f 100644 --- a/.gitignore +++ b/.gitignore @@ -2,3 +2,4 @@ *.swp *.swo +*.o diff --git a/.pc/st-universcroll-0.8.4.diff b/.pc/st-universcroll-0.8.4.diff new file mode 100644 index 0000000..6a33813 --- /dev/null +++ b/.pc/st-universcroll-0.8.4.diff @@ -0,0 +1,90 @@ +From 9726b1e58352126252412e101432e64d46fc51ca Mon Sep 17 00:00:00 2001 +From: Dennis Lee +Date: Sun, 28 Jun 2020 23:01:03 -0700 +Subject: [PATCH] universcroll: mouse wheel only scroll in all modes + +Scroll normally via scroll(1), without Shift, when outside of +`MODE_ALTSCREEN`. Inside an alt screen, continue to scroll normally +without Shift; in this mode, your scrolling is automatically translated +into ^Y and ^E. It just werks! + +Based on the existing mouse-altscreen patch +https://st.suckless.org/patches/scrollback/ +adapted for st(1) 0.8.4 and scroll(1). +--- + config.def.h | 10 +++++----- + st.c | 5 +++++ + st.h | 1 + + x.c | 2 ++ + 4 files changed, 13 insertions(+), 5 deletions(-) + +diff --git a/config.def.h b/config.def.h +index 6f05dce..62e87da 100644 +--- a/config.def.h ++++ b/config.def.h +@@ -173,11 +173,11 @@ static uint forcemousemod = ShiftMask; + * Beware that overloading Button1 will disable the selection. + */ + static MouseShortcut mshortcuts[] = { +- /* mask button function argument release */ +- { XK_ANY_MOD, Button2, selpaste, {.i = 0}, 1 }, +- { ShiftMask, Button4, ttysend, {.s = "\033[5;2~"} }, ++ /* mask button function argument release alt */ ++ { XK_ANY_MOD, Button2, selpaste, {.i = 0}, 1 }, ++ { XK_ANY_MOD, Button4, ttysend, {.s = "\033[5;2~"}, 0, -1 }, + { XK_ANY_MOD, Button4, ttysend, {.s = "\031"} }, +- { ShiftMask, Button5, ttysend, {.s = "\033[6;2~"} }, ++ { XK_ANY_MOD, Button5, ttysend, {.s = "\033[6;2~"}, 0, -1 }, + { XK_ANY_MOD, Button5, ttysend, {.s = "\005"} }, + }; + +diff --git a/st.c b/st.c +index 76b7e0d..1f65453 100644 +--- a/st.c ++++ b/st.c +@@ -1047,6 +1047,11 @@ tnew(int col, int row) + treset(); + } + ++int tisaltscr(void) ++{ ++ return IS_SET(MODE_ALTSCREEN); ++} ++ + void + tswapscreen(void) + { +diff --git a/st.h b/st.h +index 3d351b6..39cc054 100644 +--- a/st.h ++++ b/st.h +@@ -87,6 +87,7 @@ void sendbreak(const Arg *); + void toggleprinter(const Arg *); + + int tattrset(int); ++int tisaltscr(void); + void tnew(int, int); + void tresize(int, int); + void tsetdirtattr(int); +diff --git a/x.c b/x.c +index 210f184..210dde9 100644 +--- a/x.c ++++ b/x.c +@@ -34,6 +34,7 @@ typedef struct { + void (*func)(const Arg *); + const Arg arg; + uint release; ++ int altscrn; /* 0: don't care, -1: not alt screen, 1: alt screen */ + } MouseShortcut; + + typedef struct { +@@ -446,6 +447,7 @@ mouseaction(XEvent *e, uint release) + for (ms = mshortcuts; ms < mshortcuts + LEN(mshortcuts); ms++) { + if (ms->release == release && + ms->button == e->xbutton.button && ++ (!ms->altscrn || (ms->altscrn == (tisaltscr() ? 1 : -1))) && + (match(ms->mod, state) || /* exact or forced */ + match(ms->mod, state & ~forcemousemod))) { + ms->func(&(ms->arg)); +-- +2.27.0 diff --git a/config.def.h b/config.def.h index ae91393..d8e718c 100644 --- a/config.def.h +++ b/config.def.h @@ -178,11 +178,11 @@ static uint forcemousemod = ShiftMask; * Beware that overloading Button1 will disable the selection. */ static MouseShortcut mshortcuts[] = { - /* mask button function argument release */ - { XK_ANY_MOD, Button2, selpaste, {.i = 0}, 1 }, - { ShiftMask, Button4, ttysend, {.s = "\033[5;2~"} }, + /* mask button function argument release alt */ + { XK_ANY_MOD, Button2, selpaste, {.i = 0}, 1 }, + { XK_ANY_MOD, Button4, ttysend, {.s = "\033[5;2~"}, 0, -1 }, { XK_ANY_MOD, Button4, ttysend, {.s = "\031"} }, - { ShiftMask, Button5, ttysend, {.s = "\033[6;2~"} }, + { XK_ANY_MOD, Button5, ttysend, {.s = "\033[6;2~"}, 0, -1 }, { XK_ANY_MOD, Button5, ttysend, {.s = "\005"} }, }; @@ -205,6 +205,8 @@ static Shortcut shortcuts[] = { { ShiftMask, XK_Insert, selpaste, {.i = 0} }, { TERMMOD, XK_Num_Lock, numlock, {.i = 0} }, { MODKEY, XK_l, copyurl, {.i = 0} }, + { ShiftMask, XK_Page_Up, kscrollup, {.i = -1} }, + { ShiftMask, XK_Page_Down, kscrolldown, {.i = -1} }, }; /* diff --git a/config.def.h.orig b/config.def.h.orig index ae91393..c58b084 100644 --- a/config.def.h.orig +++ b/config.def.h.orig @@ -205,6 +205,8 @@ static Shortcut shortcuts[] = { { ShiftMask, XK_Insert, selpaste, {.i = 0} }, { TERMMOD, XK_Num_Lock, numlock, {.i = 0} }, { MODKEY, XK_l, copyurl, {.i = 0} }, + { ShiftMask, XK_Page_Up, kscrollup, {.i = -1} }, + { ShiftMask, XK_Page_Down, kscrolldown, {.i = -1} }, }; /* diff --git a/config.h b/config.h index 7f98b95..4b6d103 100644 --- a/config.h +++ b/config.h @@ -54,7 +54,7 @@ int allowwindowops = 0; * low minlatency will tear/flicker more, as it can "detect" idle too early. */ static double minlatency = 22; -static double maxlatency = 66; +static double maxlatency = 44; /* * blinking timeout (set to 0 to disable blinking) for the terminal blinking @@ -94,7 +94,7 @@ char *termname = "st-256color"; unsigned int tabspaces = 8; /* bg opacity */ -float alpha = 0.5, alphaUnfocused = 0.3; +float alpha = 0.8, alphaUnfocused = 0.3; /* Terminal colors (16 first used in escape sequence) */ static const char *colorname[] = { @@ -129,8 +129,8 @@ static const char *colorname[] = { */ unsigned int defaultfg = 7; unsigned int defaultbg = 0; -static unsigned int defaultcs = 256; -static unsigned int defaultrcs = 257; +unsigned int defaultcs = 256; +unsigned int defaultrcs = 257; unsigned int bg = 16, bgUnfocused = 16; /* @@ -176,9 +176,9 @@ static uint forcemousemod = ShiftMask; static MouseShortcut mshortcuts[] = { /* mask button function argument release */ { XK_ANY_MOD, Button2, selpaste, {.i = 0}, 1 }, - { ShiftMask, Button4, ttysend, {.s = "\033[5;2~"} }, + { XK_NO_MOD, Button4, ttysend, {.s = "\033[5;2~"}, 0, -1 }, { XK_ANY_MOD, Button4, ttysend, {.s = "\031"} }, - { ShiftMask, Button5, ttysend, {.s = "\033[6;2~"} }, + { XK_NO_MOD, Button5, ttysend, {.s = "\033[6;2~"}, 0, -1 }, { XK_ANY_MOD, Button5, ttysend, {.s = "\005"} }, }; @@ -200,7 +200,9 @@ static Shortcut shortcuts[] = { { TERMMOD, XK_Y, selpaste, {.i = 0} }, { ShiftMask, XK_Insert, selpaste, {.i = 0} }, { TERMMOD, XK_Num_Lock, numlock, {.i = 0} }, - { MODKEY, XK_l, copyurl, {.i = 0} }, + { MODKEY|ShiftMask, XK_l, copyurl, {.i = 0} }, + { ShiftMask, XK_Page_Up, kscrollup, {.i = -1} }, + { ShiftMask, XK_Page_Down, kscrolldown, {.i = -1} }, }; /* diff --git a/st b/st index 19ea97a..a9b52c1 100755 Binary files a/st and b/st differ diff --git a/st-osc10-20210106-9c4b3f4.diff b/st-osc10-20210106-9c4b3f4.diff new file mode 100644 index 0000000..728c433 --- /dev/null +++ b/st-osc10-20210106-9c4b3f4.diff @@ -0,0 +1,91 @@ +From 9c4b3f40e07dd1d6dd94fa733b7853aff7f4b8fc Mon Sep 17 00:00:00 2001 +From: Raheman Vaiya +Date: Sat, 16 Jan 2021 18:18:07 -0500 +Subject: [PATCH] Add proper OSC 10/11 support. + +--- + config.def.h | 9 ++++++--- + st.c | 30 ++++++++++++++++++++++++++++++ + st.h | 1 + + 3 files changed, 37 insertions(+), 3 deletions(-) + +diff --git a/config.def.h b/config.def.h +index 6f05dce..9bb22a5 100644 +--- a/config.def.h ++++ b/config.def.h +@@ -120,6 +120,8 @@ static const char *colorname[] = { + /* more colors can be added after 255 to use with DefaultXX */ + "#cccccc", + "#555555", ++ "black", ++ "gray90", + }; + + +@@ -127,9 +129,10 @@ static const char *colorname[] = { + * Default colors (colorname index) + * foreground, background, cursor, reverse cursor + */ +-unsigned int defaultfg = 7; +-unsigned int defaultbg = 0; +-static unsigned int defaultcs = 256; ++ ++unsigned int defaultbg = 258; ++unsigned int defaultfg = 259; ++unsigned int defaultcs = 256; + static unsigned int defaultrcs = 257; + + /* +diff --git a/st.c b/st.c +index abbbe4b..6a57d89 100644 +--- a/st.c ++++ b/st.c +@@ -1877,6 +1877,36 @@ strhandle(void) + } + } + return; ++ case 10: /* set foreground color */ ++ if (narg < 2) ++ break; ++ ++ p = strescseq.args[1]; ++ if (xsetcolorname(defaultfg, p)) ++ fprintf(stderr, "erresc: invalid foreground color %d\n", p); ++ else ++ redraw(); ++ break; ++ case 11: /* set background color */ ++ if (narg < 2) ++ break; ++ ++ p = strescseq.args[1]; ++ if (xsetcolorname(defaultbg, p)) ++ fprintf(stderr, "erresc: invalid background color %d\n", p); ++ else ++ redraw(); ++ break; ++ case 12: /* set cursor color */ ++ if (narg < 2) ++ break; ++ ++ p = strescseq.args[1]; ++ if (xsetcolorname(defaultcs, p)) ++ fprintf(stderr, "erresc: invalid cursor color %d\n", p); ++ else ++ redraw(); ++ break; + case 4: /* color set */ + if (narg < 3) + break; +diff --git a/st.h b/st.h +index 3d351b6..054366d 100644 +--- a/st.h ++++ b/st.h +@@ -123,3 +123,4 @@ extern char *termname; + extern unsigned int tabspaces; + extern unsigned int defaultfg; + extern unsigned int defaultbg; ++extern unsigned int defaultcs; +-- +2.20.1 + diff --git a/st.c b/st.c index 7b30e30..9a31b09 100644 --- a/st.c +++ b/st.c @@ -1056,6 +1056,11 @@ tnew(int col, int row) treset(); } +int tisaltscr(void) +{ + return IS_SET(MODE_ALTSCREEN); +} + void tswapscreen(void) { diff --git a/st.c.orig b/st.c.orig index ae8357f..7b30e30 100644 --- a/st.c.orig +++ b/st.c.orig @@ -35,6 +35,7 @@ #define ESC_ARG_SIZ 16 #define STR_BUF_SIZ ESC_BUF_SIZ #define STR_ARG_SIZ ESC_ARG_SIZ +#define HISTSIZE 2000 /* macros */ #define IS_SET(flag) ((term.mode & (flag)) != 0) @@ -42,6 +43,9 @@ #define ISCONTROLC1(c) (BETWEEN(c, 0x80, 0x9f)) #define ISCONTROL(c) (ISCONTROLC0(c) || ISCONTROLC1(c)) #define ISDELIM(u) (u && wcschr(worddelimiters, u)) +#define TLINE(y) ((y) < term.scr ? term.hist[((y) + term.histi - \ + term.scr + HISTSIZE + 1) % HISTSIZE] : \ + term.line[(y) - term.scr]) enum term_mode { MODE_WRAP = 1 << 0, @@ -115,6 +119,9 @@ typedef struct { int col; /* nb col */ Line *line; /* screen */ Line *alt; /* alternate screen */ + Line hist[HISTSIZE]; /* history buffer */ + int histi; /* history index */ + int scr; /* scroll back */ int *dirty; /* dirtyness of lines */ TCursor c; /* cursor */ int ocx; /* old cursor col */ @@ -184,8 +191,8 @@ static void tnewline(int); static void tputtab(int); static void tputc(Rune); static void treset(void); -static void tscrollup(int, int); -static void tscrolldown(int, int); +static void tscrollup(int, int, int); +static void tscrolldown(int, int, int); static void tsetattr(int *, int); static void tsetchar(Rune, Glyph *, int, int); static void tsetdirt(int, int); @@ -413,10 +420,10 @@ tlinelen(int y) { int i = term.col; - if (term.line[y][i - 1].mode & ATTR_WRAP) + if (TLINE(y)[i - 1].mode & ATTR_WRAP) return i; - while (i > 0 && term.line[y][i - 1].u == ' ') + while (i > 0 && TLINE(y)[i - 1].u == ' ') --i; return i; @@ -525,7 +532,7 @@ selsnap(int *x, int *y, int direction) * Snap around if the word wraps around at the end or * beginning of a line. */ - prevgp = &term.line[*y][*x]; + prevgp = &TLINE(*y)[*x]; prevdelim = ISDELIM(prevgp->u); for (;;) { newx = *x + direction; @@ -540,14 +547,14 @@ selsnap(int *x, int *y, int direction) yt = *y, xt = *x; else yt = newy, xt = newx; - if (!(term.line[yt][xt].mode & ATTR_WRAP)) + if (!(TLINE(yt)[xt].mode & ATTR_WRAP)) break; } if (newx >= tlinelen(newy)) break; - gp = &term.line[newy][newx]; + gp = &TLINE(newy)[newx]; delim = ISDELIM(gp->u); if (!(gp->mode & ATTR_WDUMMY) && (delim != prevdelim || (delim && gp->u != prevgp->u))) @@ -568,14 +575,14 @@ selsnap(int *x, int *y, int direction) *x = (direction < 0) ? 0 : term.col - 1; if (direction < 0) { for (; *y > 0; *y += direction) { - if (!(term.line[*y-1][term.col-1].mode + if (!(TLINE(*y-1)[term.col-1].mode & ATTR_WRAP)) { break; } } } else if (direction > 0) { for (; *y < term.row-1; *y += direction) { - if (!(term.line[*y][term.col-1].mode + if (!(TLINE(*y)[term.col-1].mode & ATTR_WRAP)) { break; } @@ -606,13 +613,13 @@ getsel(void) } if (sel.type == SEL_RECTANGULAR) { - gp = &term.line[y][sel.nb.x]; + gp = &TLINE(y)[sel.nb.x]; lastx = sel.ne.x; } else { - gp = &term.line[y][sel.nb.y == y ? sel.nb.x : 0]; + gp = &TLINE(y)[sel.nb.y == y ? sel.nb.x : 0]; lastx = (sel.ne.y == y) ? sel.ne.x : term.col-1; } - last = &term.line[y][MIN(lastx, linelen-1)]; + last = &TLINE(y)[MIN(lastx, linelen-1)]; while (last >= gp && last->u == ' ') --last; @@ -847,6 +854,9 @@ void ttywrite(const char *s, size_t n, int may_echo) { const char *next; + Arg arg = (Arg) { .i = term.scr }; + + kscrolldown(&arg); if (may_echo && IS_SET(MODE_ECHO)) twrite(s, n, 1); @@ -1058,13 +1068,53 @@ tswapscreen(void) } void -tscrolldown(int orig, int n) +kscrolldown(const Arg* a) +{ + int n = a->i; + + if (n < 0) + n = term.row + n; + + if (n > term.scr) + n = term.scr; + + if (term.scr > 0) { + term.scr -= n; + selscroll(0, -n); + tfulldirt(); + } +} + +void +kscrollup(const Arg* a) +{ + int n = a->i; + + if (n < 0) + n = term.row + n; + + if (term.scr <= HISTSIZE-n) { + term.scr += n; + selscroll(0, n); + tfulldirt(); + } +} + +void +tscrolldown(int orig, int n, int copyhist) { int i; Line temp; LIMIT(n, 0, term.bot-orig+1); + if (copyhist) { + term.histi = (term.histi - 1 + HISTSIZE) % HISTSIZE; + temp = term.hist[term.histi]; + term.hist[term.histi] = term.line[term.bot]; + term.line[term.bot] = temp; + } + tsetdirt(orig, term.bot-n); tclearregion(0, term.bot-n+1, term.col-1, term.bot); @@ -1074,17 +1124,28 @@ tscrolldown(int orig, int n) term.line[i-n] = temp; } - selscroll(orig, n); + if (term.scr == 0) + selscroll(orig, n); } void -tscrollup(int orig, int n) +tscrollup(int orig, int n, int copyhist) { int i; Line temp; LIMIT(n, 0, term.bot-orig+1); + if (copyhist) { + term.histi = (term.histi + 1) % HISTSIZE; + temp = term.hist[term.histi]; + term.hist[term.histi] = term.line[orig]; + term.line[orig] = temp; + } + + if (term.scr > 0 && term.scr < HISTSIZE) + term.scr = MIN(term.scr + n, HISTSIZE-1); + tclearregion(0, orig, term.col-1, orig+n-1); tsetdirt(orig+n, term.bot); @@ -1094,7 +1155,8 @@ tscrollup(int orig, int n) term.line[i+n] = temp; } - selscroll(orig, -n); + if (term.scr == 0) + selscroll(orig, -n); } void @@ -1123,7 +1185,7 @@ tnewline(int first_col) int y = term.c.y; if (y == term.bot) { - tscrollup(term.top, 1); + tscrollup(term.top, 1, 1); } else { y++; } @@ -1288,14 +1350,14 @@ void tinsertblankline(int n) { if (BETWEEN(term.c.y, term.top, term.bot)) - tscrolldown(term.c.y, n); + tscrolldown(term.c.y, n, 0); } void tdeleteline(int n) { if (BETWEEN(term.c.y, term.top, term.bot)) - tscrollup(term.c.y, n); + tscrollup(term.c.y, n, 0); } int32_t @@ -1732,11 +1794,11 @@ csihandle(void) break; case 'S': /* SU -- Scroll line up */ DEFAULT(csiescseq.arg[0], 1); - tscrollup(term.top, csiescseq.arg[0]); + tscrollup(term.top, csiescseq.arg[0], 0); break; case 'T': /* SD -- Scroll line down */ DEFAULT(csiescseq.arg[0], 1); - tscrolldown(term.top, csiescseq.arg[0]); + tscrolldown(term.top, csiescseq.arg[0], 0); break; case 'L': /* IL -- Insert blank lines */ DEFAULT(csiescseq.arg[0], 1); @@ -2240,7 +2302,7 @@ eschandle(uchar ascii) return 0; case 'D': /* IND -- Linefeed */ if (term.c.y == term.bot) { - tscrollup(term.top, 1); + tscrollup(term.top, 1, 1); } else { tmoveto(term.c.x, term.c.y+1); } @@ -2253,7 +2315,7 @@ eschandle(uchar ascii) break; case 'M': /* RI -- Reverse index */ if (term.c.y == term.top) { - tscrolldown(term.top, 1); + tscrolldown(term.top, 1, 1); } else { tmoveto(term.c.x, term.c.y-1); } @@ -2463,7 +2525,7 @@ twrite(const char *buf, int buflen, int show_ctrl) void tresize(int col, int row) { - int i; + int i, j; int minrow = MIN(row, term.row); int mincol = MIN(col, term.col); int *bp; @@ -2500,6 +2562,14 @@ tresize(int col, int row) term.dirty = xrealloc(term.dirty, row * sizeof(*term.dirty)); term.tabs = xrealloc(term.tabs, col * sizeof(*term.tabs)); + for (i = 0; i < HISTSIZE; i++) { + term.hist[i] = xrealloc(term.hist[i], col * sizeof(Glyph)); + for (j = mincol; j < col; j++) { + term.hist[i][j] = term.c.attr; + term.hist[i][j].u = ' '; + } + } + /* resize each row to new width, zero-pad if needed */ for (i = 0; i < minrow; i++) { term.line[i] = xrealloc(term.line[i], col * sizeof(Glyph)); @@ -2558,7 +2628,7 @@ drawregion(int x1, int y1, int x2, int y2) continue; term.dirty[y] = 0; - xdrawline(term.line[y], x1, y, x2); + xdrawline(TLINE(y), x1, y, x2); } } @@ -2579,8 +2649,9 @@ draw(void) cx--; drawregion(0, 0, term.col, term.row); - xdrawcursor(cx, term.c.y, term.line[term.c.y][cx], - term.ocx, term.ocy, term.line[term.ocy][term.ocx]); + if (term.scr == 0) + xdrawcursor(cx, term.c.y, term.line[term.c.y][cx], + term.ocx, term.ocy, term.line[term.ocy][term.ocx]); term.ocx = cx; term.ocy = term.c.y; xfinishdraw(); diff --git a/st.c.rej b/st.c.rej new file mode 100644 index 0000000..77742c5 --- /dev/null +++ b/st.c.rej @@ -0,0 +1,323 @@ +--- st.c ++++ st.c +@@ -35,6 +35,7 @@ + #define ESC_ARG_SIZ 16 + #define STR_BUF_SIZ ESC_BUF_SIZ + #define STR_ARG_SIZ ESC_ARG_SIZ ++#define HISTSIZE 2000 + + /* macros */ + #define IS_SET(flag) ((term.mode & (flag)) != 0) +@@ -42,6 +43,9 @@ + #define ISCONTROLC1(c) (BETWEEN(c, 0x80, 0x9f)) + #define ISCONTROL(c) (ISCONTROLC0(c) || ISCONTROLC1(c)) + #define ISDELIM(u) (u && wcschr(worddelimiters, u)) ++#define TLINE(y) ((y) < term.scr ? term.hist[((y) + term.histi - \ ++ term.scr + HISTSIZE + 1) % HISTSIZE] : \ ++ term.line[(y) - term.scr]) + + enum term_mode { + MODE_WRAP = 1 << 0, +@@ -115,6 +119,9 @@ typedef struct { + int col; /* nb col */ + Line *line; /* screen */ + Line *alt; /* alternate screen */ ++ Line hist[HISTSIZE]; /* history buffer */ ++ int histi; /* history index */ ++ int scr; /* scroll back */ + int *dirty; /* dirtyness of lines */ + TCursor c; /* cursor */ + int ocx; /* old cursor col */ +@@ -184,8 +191,8 @@ static void tnewline(int); + static void tputtab(int); + static void tputc(Rune); + static void treset(void); +-static void tscrollup(int, int); +-static void tscrolldown(int, int); ++static void tscrollup(int, int, int); ++static void tscrolldown(int, int, int); + static void tsetattr(int *, int); + static void tsetchar(Rune, Glyph *, int, int); + static void tsetdirt(int, int); +@@ -414,10 +421,10 @@ tlinelen(int y) + { + int i = term.col; + +- if (term.line[y][i - 1].mode & ATTR_WRAP) ++ if (TLINE(y)[i - 1].mode & ATTR_WRAP) + return i; + +- while (i > 0 && term.line[y][i - 1].u == ' ') ++ while (i > 0 && TLINE(y)[i - 1].u == ' ') + --i; + + return i; +@@ -526,7 +533,7 @@ selsnap(int *x, int *y, int direction) + * Snap around if the word wraps around at the end or + * beginning of a line. + */ +- prevgp = &term.line[*y][*x]; ++ prevgp = &TLINE(*y)[*x]; + prevdelim = ISDELIM(prevgp->u); + for (;;) { + newx = *x + direction; +@@ -541,14 +548,14 @@ selsnap(int *x, int *y, int direction) + yt = *y, xt = *x; + else + yt = newy, xt = newx; +- if (!(term.line[yt][xt].mode & ATTR_WRAP)) ++ if (!(TLINE(yt)[xt].mode & ATTR_WRAP)) + break; + } + + if (newx >= tlinelen(newy)) + break; + +- gp = &term.line[newy][newx]; ++ gp = &TLINE(newy)[newx]; + delim = ISDELIM(gp->u); + if (!(gp->mode & ATTR_WDUMMY) && (delim != prevdelim + || (delim && gp->u != prevgp->u))) +@@ -569,14 +576,14 @@ selsnap(int *x, int *y, int direction) + *x = (direction < 0) ? 0 : term.col - 1; + if (direction < 0) { + for (; *y > 0; *y += direction) { +- if (!(term.line[*y-1][term.col-1].mode ++ if (!(TLINE(*y-1)[term.col-1].mode + & ATTR_WRAP)) { + break; + } + } + } else if (direction > 0) { + for (; *y < term.row-1; *y += direction) { +- if (!(term.line[*y][term.col-1].mode ++ if (!(TLINE(*y)[term.col-1].mode + & ATTR_WRAP)) { + break; + } +@@ -607,13 +614,13 @@ getsel(void) + } + + if (sel.type == SEL_RECTANGULAR) { +- gp = &term.line[y][sel.nb.x]; ++ gp = &TLINE(y)[sel.nb.x]; + lastx = sel.ne.x; + } else { +- gp = &term.line[y][sel.nb.y == y ? sel.nb.x : 0]; ++ gp = &TLINE(y)[sel.nb.y == y ? sel.nb.x : 0]; + lastx = (sel.ne.y == y) ? sel.ne.x : term.col-1; + } +- last = &term.line[y][MIN(lastx, linelen-1)]; ++ last = &TLINE(y)[MIN(lastx, linelen-1)]; + while (last >= gp && last->u == ' ') + --last; + +@@ -848,6 +855,9 @@ void + ttywrite(const char *s, size_t n, int may_echo) + { + const char *next; ++ Arg arg = (Arg) { .i = term.scr }; ++ ++ kscrolldown(&arg); + + if (may_echo && IS_SET(MODE_ECHO)) + twrite(s, n, 1); +@@ -1059,13 +1069,53 @@ tswapscreen(void) + } + + void +-tscrolldown(int orig, int n) ++kscrolldown(const Arg* a) ++{ ++ int n = a->i; ++ ++ if (n < 0) ++ n = term.row + n; ++ ++ if (n > term.scr) ++ n = term.scr; ++ ++ if (term.scr > 0) { ++ term.scr -= n; ++ selscroll(0, -n); ++ tfulldirt(); ++ } ++} ++ ++void ++kscrollup(const Arg* a) ++{ ++ int n = a->i; ++ ++ if (n < 0) ++ n = term.row + n; ++ ++ if (term.scr <= HISTSIZE-n) { ++ term.scr += n; ++ selscroll(0, n); ++ tfulldirt(); ++ } ++} ++ ++void ++tscrolldown(int orig, int n, int copyhist) + { + int i; + Line temp; + + LIMIT(n, 0, term.bot-orig+1); + ++ if (copyhist) { ++ term.histi = (term.histi - 1 + HISTSIZE) % HISTSIZE; ++ temp = term.hist[term.histi]; ++ term.hist[term.histi] = term.line[term.bot]; ++ term.line[term.bot] = temp; ++ } ++ + tsetdirt(orig, term.bot-n); + tclearregion(0, term.bot-n+1, term.col-1, term.bot); + +@@ -1075,17 +1125,28 @@ tscrolldown(int orig, int n) + term.line[i-n] = temp; + } + +- selscroll(orig, n); ++ if (term.scr == 0) ++ selscroll(orig, n); + } + + void +-tscrollup(int orig, int n) ++tscrollup(int orig, int n, int copyhist) + { + int i; + Line temp; + + LIMIT(n, 0, term.bot-orig+1); + ++ if (copyhist) { ++ term.histi = (term.histi + 1) % HISTSIZE; ++ temp = term.hist[term.histi]; ++ term.hist[term.histi] = term.line[orig]; ++ term.line[orig] = temp; ++ } ++ ++ if (term.scr > 0 && term.scr < HISTSIZE) ++ term.scr = MIN(term.scr + n, HISTSIZE-1); ++ + tclearregion(0, orig, term.col-1, orig+n-1); + tsetdirt(orig+n, term.bot); + +@@ -1095,7 +1156,8 @@ tscrollup(int orig, int n) + term.line[i+n] = temp; + } + +- selscroll(orig, -n); ++ if (term.scr == 0) ++ selscroll(orig, -n); + } + + void +@@ -1124,7 +1186,7 @@ tnewline(int first_col) + int y = term.c.y; + + if (y == term.bot) { +- tscrollup(term.top, 1); ++ tscrollup(term.top, 1, 1); + } else { + y++; + } +@@ -1289,14 +1351,14 @@ void + tinsertblankline(int n) + { + if (BETWEEN(term.c.y, term.top, term.bot)) +- tscrolldown(term.c.y, n); ++ tscrolldown(term.c.y, n, 0); + } + + void + tdeleteline(int n) + { + if (BETWEEN(term.c.y, term.top, term.bot)) +- tscrollup(term.c.y, n); ++ tscrollup(term.c.y, n, 0); + } + + int32_t +@@ -1733,11 +1795,11 @@ csihandle(void) + break; + case 'S': /* SU -- Scroll line up */ + DEFAULT(csiescseq.arg[0], 1); +- tscrollup(term.top, csiescseq.arg[0]); ++ tscrollup(term.top, csiescseq.arg[0], 0); + break; + case 'T': /* SD -- Scroll line down */ + DEFAULT(csiescseq.arg[0], 1); +- tscrolldown(term.top, csiescseq.arg[0]); ++ tscrolldown(term.top, csiescseq.arg[0], 0); + break; + case 'L': /* IL -- Insert blank lines */ + DEFAULT(csiescseq.arg[0], 1); +@@ -2241,7 +2303,7 @@ eschandle(uchar ascii) + return 0; + case 'D': /* IND -- Linefeed */ + if (term.c.y == term.bot) { +- tscrollup(term.top, 1); ++ tscrollup(term.top, 1, 1); + } else { + tmoveto(term.c.x, term.c.y+1); + } +@@ -2254,7 +2316,7 @@ eschandle(uchar ascii) + break; + case 'M': /* RI -- Reverse index */ + if (term.c.y == term.top) { +- tscrolldown(term.top, 1); ++ tscrolldown(term.top, 1, 1); + } else { + tmoveto(term.c.x, term.c.y-1); + } +@@ -2464,7 +2526,7 @@ twrite(const char *buf, int buflen, int show_ctrl) + void + tresize(int col, int row) + { +- int i; ++ int i, j; + int minrow = MIN(row, term.row); + int mincol = MIN(col, term.col); + int *bp; +@@ -2501,6 +2563,14 @@ tresize(int col, int row) + term.dirty = xrealloc(term.dirty, row * sizeof(*term.dirty)); + term.tabs = xrealloc(term.tabs, col * sizeof(*term.tabs)); + ++ for (i = 0; i < HISTSIZE; i++) { ++ term.hist[i] = xrealloc(term.hist[i], col * sizeof(Glyph)); ++ for (j = mincol; j < col; j++) { ++ term.hist[i][j] = term.c.attr; ++ term.hist[i][j].u = ' '; ++ } ++ } ++ + /* resize each row to new width, zero-pad if needed */ + for (i = 0; i < minrow; i++) { + term.line[i] = xrealloc(term.line[i], col * sizeof(Glyph)); +@@ -2559,7 +2629,7 @@ drawregion(int x1, int y1, int x2, int y2) + continue; + + term.dirty[y] = 0; +- xdrawline(term.line[y], x1, y, x2); ++ xdrawline(TLINE(y), x1, y, x2); + } + } + +@@ -2580,8 +2650,9 @@ draw(void) + cx--; + + drawregion(0, 0, term.col, term.row); +- xdrawcursor(cx, term.c.y, term.line[term.c.y][cx], +- term.ocx, term.ocy, term.line[term.ocy][term.ocx]); ++ if (term.scr == 0) ++ xdrawcursor(cx, term.c.y, term.line[term.c.y][cx], ++ term.ocx, term.ocy, term.line[term.ocy][term.ocx]); + term.ocx = cx; + term.ocy = term.c.y; + xfinishdraw(); diff --git a/st.h b/st.h index fe99101..f93e60e 100644 --- a/st.h +++ b/st.h @@ -91,6 +91,7 @@ void toggleprinter(const Arg *); void copyurl(const Arg *); int tattrset(int); +int tisaltscr(void); void tnew(int, int); void tresize(int, int); void tsetdirtattr(int); diff --git a/st.h.orig b/st.h.orig index 59a4622..fe99101 100644 --- a/st.h.orig +++ b/st.h.orig @@ -82,6 +82,8 @@ void redraw(void); void tfulldirt(void); void draw(void); +void kscrolldown(const Arg *); +void kscrollup(const Arg *); void printscreen(const Arg *); void printsel(const Arg *); void sendbreak(const Arg *); diff --git a/st.h.rej b/st.h.rej new file mode 100644 index 0000000..b78c42a --- /dev/null +++ b/st.h.rej @@ -0,0 +1,7 @@ +--- st.h ++++ st.h +@@ -123,4 +123,3 @@ extern char *termname; + extern unsigned int tabspaces; + extern unsigned int defaultfg; + extern unsigned int defaultbg; +-extern unsigned int defaultcs; diff --git a/st.o b/st.o deleted file mode 100644 index 298540c..0000000 Binary files a/st.o and /dev/null differ diff --git a/x.c b/x.c index 3013441..bc71dbc 100644 --- a/x.c +++ b/x.c @@ -34,6 +34,7 @@ typedef struct { void (*func)(const Arg *); const Arg arg; uint release; + int altscrn; /* 0: don't care, -1: not alt screen, 1: alt screen */ } MouseShortcut; typedef struct { @@ -450,6 +451,7 @@ mouseaction(XEvent *e, uint release) for (ms = mshortcuts; ms < mshortcuts + LEN(mshortcuts); ms++) { if (ms->release == release && ms->button == e->xbutton.button && + (!ms->altscrn || (ms->altscrn == (tisaltscr() ? 1 : -1))) && (match(ms->mod, state) || /* exact or forced */ match(ms->mod, state & ~forcemousemod))) { ms->func(&(ms->arg)); diff --git a/x.c.orig b/x.c.orig index 73545d8..3013441 100644 --- a/x.c.orig +++ b/x.c.orig @@ -254,6 +254,8 @@ static char *opt_line = NULL; static char *opt_name = NULL; static char *opt_title = NULL; +static int focused = 0; + static int oldbutton = 3; /* button event on startup: 3 = release */ void @@ -774,35 +776,38 @@ xloadcolor(int i, const char *name, Color *ncolor) return XftColorAllocName(xw.dpy, xw.vis, xw.cmap, name, ncolor); } +void +xloadalpha(void) +{ + float const usedAlpha = focused ? alpha : alphaUnfocused; + if (opt_alpha) alpha = strtof(opt_alpha, NULL); + dc.col[defaultbg].color.alpha = (unsigned short)(0xffff * usedAlpha); + dc.col[defaultbg].pixel &= 0x00FFFFFF; + dc.col[defaultbg].pixel |= (unsigned char)(0xff * usedAlpha) << 24; +} + void xloadcols(void) { - int i; static int loaded; Color *cp; - if (loaded) { - for (cp = dc.col; cp < &dc.col[dc.collen]; ++cp) - XftColorFree(xw.dpy, xw.vis, xw.cmap, cp); - } else { - dc.collen = MAX(LEN(colorname), 256); - dc.col = xmalloc(dc.collen * sizeof(Color)); + if (!loaded) { + dc.collen = 1 + (defaultbg = MAX(LEN(colorname), 256)); + dc.col = xmalloc((dc.collen) * sizeof(Color)); } - for (i = 0; i < dc.collen; i++) + for (int i = 0; i+1 < dc.collen; ++i) if (!xloadcolor(i, NULL, &dc.col[i])) { if (colorname[i]) die("could not allocate color '%s'\n", colorname[i]); else die("could not allocate color %d\n", i); } + if (dc.collen) // cannot die, as the color is already loaded. + xloadcolor(focused ?bg :bgUnfocused, NULL, &dc.col[defaultbg]); - /* set alpha value of bg color */ - if (opt_alpha) - alpha = strtof(opt_alpha, NULL); - dc.col[defaultbg].color.alpha = (unsigned short)(0xffff * alpha); - dc.col[defaultbg].pixel &= 0x00FFFFFF; - dc.col[defaultbg].pixel |= (unsigned char)(0xff * alpha) << 24; + xloadalpha(); loaded = 1; } @@ -1747,12 +1752,22 @@ focus(XEvent *ev) xseturgency(0); if (IS_SET(MODE_FOCUS)) ttywrite("\033[I", 3, 0); + if (!focused) { + focused = 1; + xloadcols(); + tfulldirt(); + } } else { if (xw.ime.xic) XUnsetICFocus(xw.ime.xic); win.mode &= ~MODE_FOCUSED; if (IS_SET(MODE_FOCUS)) ttywrite("\033[O", 3, 0); + if (focused) { + focused = 0; + xloadcols(); + tfulldirt(); + } } } @@ -2059,6 +2074,7 @@ run: XSetLocaleModifiers(""); cols = MAX(cols, 1); rows = MAX(rows, 1); + defaultbg = MAX(LEN(colorname), 256); tnew(cols, rows); xinit(cols, rows); xsetenv(); diff --git a/x.o b/x.o deleted file mode 100644 index f3a060b..0000000 Binary files a/x.o and /dev/null differ