diff options
| -rw-r--r-- | st.c | 365 |
1 files changed, 230 insertions, 135 deletions
@@ -180,9 +180,9 @@ typedef struct { typedef struct { int row; /* nb row */ int col; /* nb col */ - Line* line; /* screen */ - Line* alt; /* alternate screen */ - bool* dirty; /* dirtyness of lines */ + Line *line; /* screen */ + Line *alt; /* alternate screen */ + bool *dirty; /* dirtyness of lines */ TCursor c; /* cursor */ int top; /* top scroll limit */ int bot; /* bottom scroll limit */ @@ -242,7 +242,7 @@ typedef struct { int descent; short lbearing; short rbearing; - XftFont* xft_set; + XftFont *xft_set; } Font; /* Drawing Context */ @@ -252,7 +252,7 @@ typedef struct { Font font, bfont, ifont, ibfont; } DC; -static void die(const char*, ...); +static void die(const char *, ...); static void draw(void); static void redraw(void); static void drawregion(int, int, int, int); @@ -279,7 +279,7 @@ static void tmoveto(int, int); static void tnew(int, int); static void tnewline(int); static void tputtab(bool); -static void tputc(char*, int); +static void tputc(char *, int); static void treset(void); static int tresize(int, int); static void tscrollup(int, int); @@ -313,7 +313,7 @@ static void xresize(int, int); static void expose(XEvent *); static void visibility(XEvent *); static void unmap(XEvent *); -static char* kmap(KeySym, uint); +static char *kmap(KeySym, uint); static void kpress(XEvent *); static void cmessage(XEvent *); static void resize(XEvent *); @@ -378,8 +378,10 @@ static char *opt_font = NULL; void * xmalloc(size_t len) { void *p = malloc(len); + if(!p) die("Out of memory\n"); + return p; } @@ -387,14 +389,17 @@ void * xrealloc(void *p, size_t len) { if((p = realloc(p, len)) == NULL) die("Out of memory\n"); + return p; } void * xcalloc(size_t nmemb, size_t size) { void *p = calloc(nmemb, size); + if(!p) die("Out of memory\n"); + return p; } @@ -455,8 +460,10 @@ utf8decode(char *s, long *u) { } else if((c & (B7|B6|B5|B4|B3)) == (B7|B6|B5|B4)) { /* 11110xxx */ *u = c & (B2|B1|B0); n = 3; - } else + } else { goto invalid; + } + for(i = n, ++s; i > 0; --i, ++rtn, ++s) { c = *s; if((c & (B7|B6)) != B7) /* 10xxxxxx */ @@ -464,14 +471,18 @@ utf8decode(char *s, long *u) { *u <<= 6; *u |= c & (B5|B4|B3|B2|B1|B0); } + if((n == 1 && *u < 0x80) || (n == 2 && *u < 0x800) || (n == 3 && *u < 0x10000) || - (*u >= 0xD800 && *u <= 0xDFFF)) + (*u >= 0xD800 && *u <= 0xDFFF)) { goto invalid; + } + return rtn; invalid: *u = 0xFFFD; + return rtn; } @@ -481,7 +492,7 @@ utf8encode(long *u, char *s) { ulong uc; int i, n; - sp = (uchar*) s; + sp = (uchar *)s; uc = *u; if(uc < 0x80) { *sp = uc; /* 0xxxxxxx */ @@ -498,14 +509,17 @@ utf8encode(long *u, char *s) { } else { goto invalid; } + for(i=n,++sp; i>0; --i,++sp) *sp = ((uc >> 6*(i-1)) & (B5|B4|B3|B2|B1|B0)) | B7; /* 10xxxxxx */ + return n+1; invalid: /* U+FFFD */ *s++ = '\xEF'; *s++ = '\xBF'; *s = '\xBD'; + return 3; } @@ -515,38 +529,40 @@ int isfullutf8(char *s, int b) { uchar *c1, *c2, *c3; - c1 = (uchar *) s; - c2 = (uchar *) ++s; - c3 = (uchar *) ++s; - if(b < 1) + c1 = (uchar *)s; + c2 = (uchar *)++s; + c3 = (uchar *)++s; + if(b < 1) { return 0; - else if((*c1&(B7|B6|B5)) == (B7|B6) && b == 1) + } else if((*c1&(B7|B6|B5)) == (B7|B6) && b == 1) { return 0; - else if((*c1&(B7|B6|B5|B4)) == (B7|B6|B5) && + } else if((*c1&(B7|B6|B5|B4)) == (B7|B6|B5) && ((b == 1) || - ((b == 2) && (*c2&(B7|B6)) == B7))) + ((b == 2) && (*c2&(B7|B6)) == B7))) { return 0; - else if((*c1&(B7|B6|B5|B4|B3)) == (B7|B6|B5|B4) && + } else if((*c1&(B7|B6|B5|B4|B3)) == (B7|B6|B5|B4) && ((b == 1) || ((b == 2) && (*c2&(B7|B6)) == B7) || - ((b == 3) && (*c2&(B7|B6)) == B7 && (*c3&(B7|B6)) == B7))) + ((b == 3) && (*c2&(B7|B6)) == B7 && (*c3&(B7|B6)) == B7))) { return 0; - else + } else { return 1; + } } int utf8size(char *s) { uchar 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 + } else { return 4; + } } void @@ -563,13 +579,18 @@ selinit(void) { static inline bool selected(int x, int y) { + int bx, ex; + if(sel.ey == y && sel.by == y) { - int bx = MIN(sel.bx, sel.ex); - int ex = MAX(sel.bx, sel.ex); + bx = MIN(sel.bx, sel.ex); + ex = MAX(sel.bx, sel.ex); return BETWEEN(x, bx, ex); } - 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)); + + 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)); } void @@ -621,9 +642,9 @@ mousereport(XEvent *e) { void bpress(XEvent *e) { - if(IS_SET(MODE_MOUSE)) + if(IS_SET(MODE_MOUSE)) { mousereport(e); - else if(e->xbutton.button == Button1) { + } else if(e->xbutton.button == Button1) { if(sel.bx != -1) { sel.bx = -1; tsetdirt(sel.b.y, sel.e.y); @@ -637,22 +658,20 @@ bpress(XEvent *e) { void selcopy(void) { - char *str, *ptr; - int x, y, bufsize, is_selected = 0; + char *str, *ptr, *p; + int x, y, bufsize, is_selected = 0, size; + Glyph *gp; - if(sel.bx == -1) + if(sel.bx == -1) { str = NULL; - - else { + } else { bufsize = (term.col+1) * (sel.e.y-sel.b.y+1) * UTF_SIZ; ptr = str = xmalloc(bufsize); /* append every set & selected glyph to the selection */ for(y = 0; y < term.row; y++) { for(x = 0; x < term.col; x++) { - int size; - char *p; - Glyph *gp = &term.line[y][x]; + gp = &term.line[y][x]; if(!(is_selected = selected(x, y))) continue; @@ -694,8 +713,9 @@ selnotify(XEvent *e) { } void -selpaste() { - XConvertSelection(xw.dpy, XA_PRIMARY, sel.xtarget, XA_PRIMARY, xw.win, CurrentTime); +selpaste(void) { + XConvertSelection(xw.dpy, XA_PRIMARY, sel.xtarget, XA_PRIMARY, + xw.win, CurrentTime); } void selclear(XEvent *e) { @@ -709,7 +729,7 @@ void selrequest(XEvent *e) { XSelectionRequestEvent *xsre; XSelectionEvent xev; - Atom xa_targets; + Atom xa_targets, string; xsre = (XSelectionRequestEvent *) e; xev.type = SelectionNotify; @@ -723,7 +743,7 @@ selrequest(XEvent *e) { xa_targets = XInternAtom(xw.dpy, "TARGETS", 0); if(xsre->target == xa_targets) { /* respond with the supported type */ - Atom string = sel.xtarget; + string = sel.xtarget; XChangeProperty(xsre->display, xsre->requestor, xsre->property, XA_ATOM, 32, PropModeReplace, (uchar *) &string, 1); @@ -756,18 +776,20 @@ xsetsel(char *str) { void brelease(XEvent *e) { + struct timeval now; + if(IS_SET(MODE_MOUSE)) { mousereport(e); return; } - if(e->xbutton.button == Button2) + + if(e->xbutton.button == Button2) { selpaste(); - else if(e->xbutton.button == Button1) { + } else if(e->xbutton.button == Button1) { sel.mode = 0; getbuttoninfo(e, NULL, &sel.ex, &sel.ey); term.dirty[sel.ey] = 1; if(sel.bx == sel.ex && sel.by == sel.ey) { - struct timeval now; sel.bx = -1; gettimeofday(&now, NULL); @@ -781,34 +803,44 @@ brelease(XEvent *e) { /* double click to select word */ sel.bx = sel.ex; while(sel.bx > 0 && term.line[sel.ey][sel.bx-1].state & GLYPH_SET && - term.line[sel.ey][sel.bx-1].c[0] != ' ') sel.bx--; + term.line[sel.ey][sel.bx-1].c[0] != ' ') { + sel.bx--; + } sel.b.x = sel.bx; while(sel.ex < term.col-1 && term.line[sel.ey][sel.ex+1].state & GLYPH_SET && - term.line[sel.ey][sel.ex+1].c[0] != ' ') sel.ex++; + 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(); } - } else + } else { selcopy(); + } } + memcpy(&sel.tclick2, &sel.tclick1, sizeof(struct timeval)); gettimeofday(&sel.tclick1, NULL); } void bmotion(XEvent *e) { + int starty, endy, oldey, oldex; + if(IS_SET(MODE_MOUSE)) { mousereport(e); return; } + if(sel.mode) { - int oldey = sel.ey, oldex = sel.ex; + oldey = sel.ey; + oldex = sel.ex; getbuttoninfo(e, NULL, &sel.ex, &sel.ey); if(oldey != sel.ey || oldex != sel.ex) { - int starty = MIN(oldey, sel.ey); - int endy = MAX(oldey, sel.ey); + starty = MIN(oldey, sel.ey); + endy = MAX(oldey, sel.ey); tsetdirt(starty, endy); } } @@ -864,9 +896,9 @@ sigchld(int a) { void ttynew(void) { int m, s; + struct winsize w = {term.row, term.col, 0, 0}; /* seems to work fine on linux, openbsd and freebsd */ - struct winsize w = {term.row, term.col, 0, 0}; if(openpty(&m, &s, NULL, NULL, &w) < 0) die("openpty failed: %s\n", SERRNO); @@ -905,6 +937,7 @@ ttynew(void) { void dump(char c) { static int col; + fprintf(stderr, " %02x '%c' ", c, isprint(c)?c:'.'); if(++col % 10 == 0) fprintf(stderr, "\n"); @@ -931,7 +964,7 @@ ttyread(void) { charsize = utf8decode(ptr, &utf8c); utf8encode(&utf8c, s); tputc(s, charsize); - ptr += charsize; + ptr += charsize; buflen -= charsize; } @@ -958,8 +991,7 @@ ttyresize(void) { } void -tsetdirt(int top, int bot) -{ +tsetdirt(int top, int bot) { int i; LIMIT(top, 0, term.row-1); @@ -970,8 +1002,7 @@ tsetdirt(int top, int bot) } void -tfulldirt(void) -{ +tfulldirt(void) { tsetdirt(0, term.row-1); } @@ -979,15 +1010,18 @@ void tcursor(int mode) { static TCursor c; - if(mode == CURSOR_SAVE) + if(mode == CURSOR_SAVE) { c = term.c; - else if(mode == CURSOR_LOAD) - term.c = c, tmoveto(c.x, c.y); + } else if(mode == CURSOR_LOAD) { + term.c = c; + tmoveto(c.x, c.y); + } } void treset(void) { uint i; + term.c = (TCursor){{ .mode = ATTR_NULL, .fg = DefaultFG, @@ -1024,7 +1058,8 @@ tnew(int col, int row) { void tswapscreen(void) { - Line* tmp = term.line; + Line *tmp = term.line; + term.line = term.alt; term.alt = tmp; term.mode ^= MODE_ALTSCREEN; @@ -1098,10 +1133,12 @@ selscroll(int orig, int n) { void tnewline(int first_col) { int y = term.c.y; - if(y == term.bot) + + if(y == term.bot) { tscrollup(term.top, 1); - else + } else { y++; + } tmoveto(first_col ? 0 : term.c.x, y); } @@ -1119,11 +1156,12 @@ csiparse(void) { csiescseq.arg[csiescseq.narg] *= 10; csiescseq.arg[csiescseq.narg] += *p++ - '0'/*, noarg = 0 */; } - if(*p == ';' && csiescseq.narg+1 < ESC_ARG_SIZ) + if(*p == ';' && csiescseq.narg+1 < ESC_ARG_SIZ) { csiescseq.narg++, p++; - else { + } else { csiescseq.mode = *p; csiescseq.narg++; + return; } } @@ -1140,21 +1178,21 @@ tmoveto(int x, int y) { void tsetchar(char *c) { + char *vt100_0[62] = { /* 0x41 - 0x7e */ + "↑", "↓", "→", "←", "█", "▚", "☃", /* A - G */ + 0, 0, 0, 0, 0, 0, 0, 0, /* H - O */ + 0, 0, 0, 0, 0, 0, 0, 0, /* P - W */ + 0, 0, 0, 0, 0, 0, 0, " ", /* X - _ */ + "◆", "▒", "␉", "␌", "␍", "␊", "°", "±", /* ` - g */ + "", "␋", "┘", "┐", "┌", "└", "┼", "⎺", /* h - o */ + "⎻", "─", "⎼", "⎽", "├", "┤", "┴", "┬", /* p - w */ + "│", "≤", "≥", "π", "≠", "£", "·", /* x - ~ */ + }; + /* * The table is proudly stolen from rxvt. */ if(term.c.attr.mode & ATTR_GFX) { - char *vt100_0[62] = { /* 0x41 - 0x7e */ - "↑", "↓", "→", "←", "█", "▚", "☃", /* A - G */ - 0, 0, 0, 0, 0, 0, 0, 0, /* H - O */ - 0, 0, 0, 0, 0, 0, 0, 0, /* P - W */ - 0, 0, 0, 0, 0, 0, 0, " ", /* X - _ */ - "◆", "▒", "␉", "␌", "␍", "␊", "°", "±", /* ` - g */ - "", "␋", "┘", "┐", "┌", "└", "┼", "⎺", /* h - o */ - "⎻", "─", "⎼", "⎽", "├", "┤", "┴", "┬", /* p - w */ - "│", "≤", "≥", "π", "≠", "£", "·", /* x - ~ */ - }; - if(c[0] >= 0x41 && c[0] <= 0x7e && vt100_0[c[0] - 0x41]) { c = vt100_0[c[0] - 0x41]; @@ -1200,7 +1238,9 @@ tdeletechar(int n) { tclearregion(term.c.x, term.c.y, term.col-1, term.c.y); return; } - memmove(&term.line[term.c.y][dst], &term.line[term.c.y][src], size * sizeof(Glyph)); + + 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); } @@ -1216,7 +1256,9 @@ tinsertblank(int n) { tclearregion(term.c.x, term.c.y, term.col-1, term.c.y); return; } - memmove(&term.line[term.c.y][dst], &term.line[term.c.y][src], size * sizeof(Glyph)); + + 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); } @@ -1282,13 +1324,18 @@ tsetattr(int *attr, int l) { case 38: 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: bad fgcolor %d\n", + attr[i]); + } + } else { + fprintf(stderr, + "erresc(38): gfx attr %d unknown\n", + attr[i]); } - else - fprintf(stderr, "erresc(38): gfx attr %d unknown\n", attr[i]); break; case 39: term.c.attr.fg = DefaultFG; @@ -1296,28 +1343,36 @@ tsetattr(int *attr, int l) { case 48: 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: bad bgcolor %d\n", + attr[i]); + } + } else { + fprintf(stderr, + "erresc(48): gfx attr %d unknown\n", + attr[i]); } - else - fprintf(stderr, "erresc(48): gfx attr %d unknown\n", attr[i]); break; case 49: term.c.attr.bg = DefaultBG; break; default: - if(BETWEEN(attr[i], 30, 37)) + if(BETWEEN(attr[i], 30, 37)) { term.c.attr.fg = attr[i] - 30; - else if(BETWEEN(attr[i], 40, 47)) + } else if(BETWEEN(attr[i], 40, 47)) { term.c.attr.bg = attr[i] - 40; - else if(BETWEEN(attr[i], 90, 97)) + } else if(BETWEEN(attr[i], 90, 97)) { term.c.attr.fg = attr[i] - 90 + 8; - else if(BETWEEN(attr[i], 100, 107)) + } else if(BETWEEN(attr[i], 100, 107)) { term.c.attr.bg = attr[i] - 100 + 8; - else - fprintf(stderr, "erresc(default): gfx attr %d unknown\n", attr[i]), csidump(); + } else { + fprintf(stderr, + "erresc(default): gfx attr %d unknown\n", + attr[i]), csidump(); + } break; } } @@ -1573,9 +1628,9 @@ csihandle(void) { tsetattr(csiescseq.arg, csiescseq.narg); break; case 'r': /* DECSTBM -- Set Scrolling Region */ - if(csiescseq.priv) + if(csiescseq.priv) { goto unknown; - else { + } else { DEFAULT(csiescseq.arg[0], 1); DEFAULT(csiescseq.arg[1], term.row); tsetscroll(csiescseq.arg[0]-1, csiescseq.arg[1]-1); @@ -1594,14 +1649,22 @@ csihandle(void) { void csidump(void) { int i; + uint c; + printf("ESC["); for(i = 0; i < csiescseq.len; i++) { - uint c = csiescseq.buf[i] & 0xff; - if(isprint(c)) putchar(c); - else if(c == '\n') printf("(\\n)"); - else if(c == '\r') printf("(\\r)"); - else if(c == 0x1b) printf("(\\e)"); - else printf("(%02x)", c); + c = csiescseq.buf[i] & 0xff; + if(isprint(c)) { + putchar(c); + } else if(c == '\n') { + printf("(\\n)"); + } else if(c == '\r') { + printf("(\\r)"); + } else if(c == 0x1b) { + printf("(\\e)"); + } else { + printf("(%02x)", c); + } } putchar('\n'); } @@ -1672,14 +1735,22 @@ strparse(void) { void strdump(void) { int i; + uint c; + printf("ESC%c", strescseq.type); for(i = 0; i < strescseq.len; i++) { - uint c = strescseq.buf[i] & 0xff; - if(isprint(c)) putchar(c); - else if(c == '\n') printf("(\\n)"); - else if(c == '\r') printf("(\\r)"); - else if(c == 0x1b) printf("(\\e)"); - else printf("(%02x)", c); + c = strescseq.buf[i] & 0xff; + if(isprint(c)) { + putchar(c); + } else if(c == '\n') { + printf("(\\n)"); + } else if(c == '\r') { + printf("(\\r)"); + } else if(c == 0x1b) { + printf("(\\e)"); + } else { + printf("(%02x)", c); + } } printf("ESC\\\n"); } @@ -1746,7 +1817,8 @@ tputc(char *c, int len) { if(term.esc & ESC_START) { if(term.esc & ESC_CSI) { csiescseq.buf[csiescseq.len++] = ascii; - if(BETWEEN(ascii, 0x40, 0x7E) || csiescseq.len >= ESC_BUF_SIZ) { + if(BETWEEN(ascii, 0x40, 0x7E) + || csiescseq.len >= ESC_BUF_SIZ) { term.esc = 0; csiparse(), csihandle(); } @@ -1811,10 +1883,11 @@ tputc(char *c, int len) { term.esc = 0; break; case 'D': /* IND -- Linefeed */ - if(term.c.y == term.bot) + if(term.c.y == term.bot) { tscrollup(term.top, 1); - else + } else { tmoveto(term.c.x, term.c.y+1); + } term.esc = 0; break; case 'E': /* NEL -- Next line */ @@ -1826,10 +1899,11 @@ tputc(char *c, int len) { term.esc = 0; break; case 'M': /* RI -- Reverse index */ - if(term.c.y == term.top) + if(term.c.y == term.top) { tscrolldown(term.top, 1); - else + } else { tmoveto(term.c.x, term.c.y-1); + } term.esc = 0; break; case 'c': /* RIS -- Reset to inital state */ @@ -1859,7 +1933,7 @@ tputc(char *c, int len) { break; default: fprintf(stderr, "erresc: unknown sequence ESC 0x%02X '%c'\n", - (uchar) ascii, isprint(ascii)?ascii:'.'); + (uchar) ascii, isprint(ascii)? ascii:'.'); term.esc = 0; } } @@ -1870,10 +1944,11 @@ tputc(char *c, int len) { if(IS_SET(MODE_WRAP) && term.c.state & CURSOR_WRAPNEXT) tnewline(1); /* always go to first col */ tsetchar(c); - if(term.c.x+1 < term.col) + if(term.c.x+1 < term.col) { tmoveto(term.c.x+1, term.c.y); - else + } else { term.c.state |= CURSOR_WRAPNEXT; + } } } } @@ -1884,6 +1959,7 @@ tresize(int col, int row) { int minrow = MIN(row, term.row); int mincol = MIN(col, term.col); int slide = term.c.y - row + 1; + bool *bp; if(col < 1 || row < 1) return 0; @@ -1930,7 +2006,7 @@ tresize(int col, int row) { term.alt [i] = xcalloc(col, sizeof(Glyph)); } if(col > term.col) { - bool *bp = term.tabs + term.col; + bp = term.tabs + term.col; memset(bp, 0, sizeof(*term.tabs) * (col - term.col)); while(--bp > term.tabs && !*bp) @@ -1987,7 +2063,8 @@ xloadcols(void) { for(r = 0; r < 24; r++, i++) { xft_color.red = xft_color.green = xft_color.blue = 0x0808 + 0x0a0a * r; - if(!XftColorAllocValue(xw.dpy, xw.vis, xw.cmap, &xft_color, &dc.xft_col[i])) { + if(!XftColorAllocValue(xw.dpy, xw.vis, xw.cmap, &xft_color, + &dc.xft_col[i])) { die("Could not allocate color %d\n", i); } } @@ -2263,8 +2340,7 @@ xdraws(char *s, Glyph base, int x, int y, int charlen, int bytelen) { void xdrawcursor(void) { - static int oldx = 0; - static int oldy = 0; + static int oldx = 0, oldy = 0; int sl; Glyph g = {{' '}, ATTR_NULL, DefaultBG, DefaultCS, 0}; @@ -2277,9 +2353,11 @@ xdrawcursor(void) { /* remove the old cursor */ if(term.line[oldy][oldx].state & GLYPH_SET) { sl = utf8size(term.line[oldy][oldx].c); - xdraws(term.line[oldy][oldx].c, term.line[oldy][oldx], oldx, oldy, 1, sl); - } else + xdraws(term.line[oldy][oldx].c, term.line[oldy][oldx], oldx, + oldy, 1, sl); + } else { xtermclear(oldx, oldy, oldx, oldy); + } /* draw the new one */ if(!(term.c.state & CURSOR_HIDE)) { @@ -2334,6 +2412,7 @@ drawregion(int x1, int y1, int x2, int y2) { for(y = y1; y < y2; y++) { if(!term.dirty[y]) continue; + xtermclear(0, y, term.col, y); term.dirty[y] = 0; base = term.line[y][0]; @@ -2342,8 +2421,9 @@ drawregion(int x1, int y1, int x2, int y2) { new = term.line[y][x]; if(ena_sel && *(new.c) && selected(x, y)) new.mode ^= ATTR_REVERSE; - if(ib > 0 && (!(new.state & GLYPH_SET) || ATTRCMP(base, new) || - ib >= DRAW_BUF_SIZ-UTF_SIZ)) { + if(ib > 0 && (!(new.state & GLYPH_SET) + || ATTRCMP(base, new) + || ib >= DRAW_BUF_SIZ-UTF_SIZ)) { xdraws(buf, base, ox, y, ic, ib); ic = ib = 0; } @@ -2367,6 +2447,7 @@ drawregion(int x1, int y1, int x2, int y2) { void expose(XEvent *ev) { XExposeEvent *e = &ev->xexpose; + if(xw.state & WIN_REDRAW) { if(!e->count) xw.state &= ~WIN_REDRAW; @@ -2376,11 +2457,13 @@ expose(XEvent *ev) { void visibility(XEvent *ev) { XVisibilityEvent *e = &ev->xvisibility; - if(e->state == VisibilityFullyObscured) + + if(e->state == VisibilityFullyObscured) { xw.state &= ~WIN_VISIBLE; - else if(!(xw.state & WIN_VISIBLE)) + } else if(!(xw.state & WIN_VISIBLE)) { /* need a full redraw for next Expose, not just a buf copy */ xw.state |= WIN_VISIBLE | WIN_REDRAW; + } } void @@ -2391,6 +2474,7 @@ unmap(XEvent *ev) { void xseturgency(int add) { XWMHints *h = XGetWMHints(xw.dpy, xw.win); + h->flags = add ? (h->flags | XUrgencyHint) : (h->flags & ~XUrgencyHint); XSetWMHints(xw.dpy, xw.win, h); XFree(h); @@ -2401,18 +2485,24 @@ focus(XEvent *ev) { if(ev->type == FocusIn) { xw.state |= WIN_FOCUSED; xseturgency(0); - } else + } else { xw.state &= ~WIN_FOCUSED; + } } char* kmap(KeySym k, uint state) { int i; + uint mask; + state &= ~Mod2Mask; for(i = 0; i < LEN(key); i++) { - uint mask = key[i].mask; - if(key[i].k == k && ((state & mask) == mask || (mask == XK_NO_MOD && !state))) + mask = key[i].mask; + + if(key[i].k == k && ((state & mask) == mask + || (mask == XK_NO_MOD && !state))) { return (char*)key[i].s; + } } return NULL; } @@ -2430,22 +2520,25 @@ kpress(XEvent *ev) { if (IS_SET(MODE_KBDLOCK)) return; + meta = e->state & Mod1Mask; shift = e->state & ShiftMask; len = XmbLookupString(xw.xic, e, buf, sizeof(buf), &ksym, &status); /* 1. custom keys from config.h */ - if((customkey = kmap(ksym, e->state))) + if((customkey = kmap(ksym, e->state))) { ttywrite(customkey, strlen(customkey)); /* 2. hardcoded (overrides X lookup) */ - else + } else { switch(ksym) { case XK_Up: case XK_Down: case XK_Left: case XK_Right: /* XXX: shift up/down doesn't work */ - sprintf(buf, "\033%c%c", IS_SET(MODE_APPKEYPAD) ? 'O' : '[', (shift ? "dacb":"DACB")[ksym - XK_Left]); + sprintf(buf, "\033%c%c", + IS_SET(MODE_APPKEYPAD) ? 'O' : '[', + (shift ? "dacb":"DACB")[ksym - XK_Left]); ttywrite(buf, 3); break; case XK_Insert: @@ -2453,10 +2546,11 @@ kpress(XEvent *ev) { selpaste(); break; case XK_Return: - if(IS_SET(MODE_CRLF)) + if(IS_SET(MODE_CRLF)) { ttywrite("\r\n", 2); - else + } else { ttywrite("\r", 1); + } break; /* 3. X lookup */ default: @@ -2467,6 +2561,7 @@ kpress(XEvent *ev) { } break; } + } } void @@ -2618,7 +2713,7 @@ main(int argc, char *argv[]) { } } - run: +run: setlocale(LC_CTYPE, ""); tnew(80, 24); ttynew(); |