diff options
Diffstat (limited to 'Src/Modules/curses.c')
| -rw-r--r-- | Src/Modules/curses.c | 128 |
1 files changed, 104 insertions, 24 deletions
diff --git a/Src/Modules/curses.c b/Src/Modules/curses.c index ae8859726..c9e4ec134 100644 --- a/Src/Modules/curses.c +++ b/Src/Modules/curses.c @@ -223,29 +223,20 @@ zcurses_free_window(ZCWin w) return 0; } -static int -zcurses_attribute(WINDOW *w, char *attr, int op) +static struct zcurses_namenumberpair * +zcurses_attrget(WINDOW *w, char *attr) { struct zcurses_namenumberpair *zca; if (!attr) - return 1; + return NULL; for(zca=(struct zcurses_namenumberpair *)zcurses_attributes;zca->name;zca++) if (!strcmp(attr, zca->name)) { - switch(op) { - case ZCURSES_ATTRON: - wattron(w, zca->number); - break; - case ZCURSES_ATTROFF: - wattroff(w, zca->number); - break; - } - - return 0; + return zca; } - return 1; + return NULL; } static short @@ -261,8 +252,8 @@ zcurses_color(const char *color) return (short)-1; } -static int -zcurses_colorset(const char *nam, WINDOW *w, char *colorpair) +static Colorpairnode +zcurses_colorget(const char *nam, char *colorpair) { char *bg, *cp; short f, b; @@ -270,7 +261,7 @@ zcurses_colorset(const char *nam, WINDOW *w, char *colorpair) /* zcurses_colorpairs is only initialised if color is supported */ if (!zcurses_colorpairs) - return 1; + return NULL; if (zc_color_phase==1 || !(cpn = (Colorpairnode) gethashnode(zcurses_colorpairs, colorpair))) { @@ -280,7 +271,7 @@ zcurses_colorset(const char *nam, WINDOW *w, char *colorpair) bg = strchr(cp, '/'); if (bg==NULL) { zsfree(cp); - return 1; + return NULL; } *bg = '\0'; @@ -294,28 +285,28 @@ zcurses_colorset(const char *nam, WINDOW *w, char *colorpair) zwarnnam(nam, "background color `%s' not known", bg+1); *bg = '/'; zsfree(cp); - return 1; + return NULL; } *bg = '/'; ++next_cp; if (next_cp >= COLOR_PAIRS || init_pair(next_cp, f, b) == ERR) { zsfree(cp); - return 1; + return NULL; } cpn = (Colorpairnode)zalloc(sizeof(struct colorpairnode)); if (!cpn) { zsfree(cp); - return 1; + return NULL; } cpn->colorpair = next_cp; addhashnode(zcurses_colorpairs, cp, (void *)cpn); } - return (wcolor_set(w, cpn->colorpair, NULL) == ERR); + return cpn; } static void @@ -760,11 +751,14 @@ zccmd_attr(const char *nam, char **args) for(attrs = args+1; *attrs; attrs++) { if (strchr(*attrs, '/')) { - if (zcurses_colorset(nam, w->win, *attrs)) + Colorpairnode cpn; + if ((cpn = zcurses_colorget(nam, *attrs)) == NULL || + wcolor_set(w->win, cpn->colorpair, NULL) == ERR) ret = 1; } else { char *ptr; int onoff; + struct zcurses_namenumberpair *zca; switch(*attrs[0]) { case '-': @@ -780,10 +774,20 @@ zccmd_attr(const char *nam, char **args) ptr = *attrs; break; } - if (zcurses_attribute(w->win, ptr, onoff)) { + if ((zca = zcurses_attrget(w->win, ptr)) == NULL) { zwarnnam(nam, "attribute `%s' not known", ptr); ret = 1; } + switch(onoff) { + case ZCURSES_ATTRON: + if (wattron(w->win, zca->number) == ERR) + ret = 1; + break; + case ZCURSES_ATTROFF: + if (wattroff(w->win, zca->number) == ERR) + ret = 1; + break; + } } } return ret; @@ -791,6 +795,81 @@ zccmd_attr(const char *nam, char **args) static int +zccmd_bg(const char *nam, char **args) +{ + LinkNode node; + ZCWin w; + char **attrs; + int ret = 0; + chtype ch = 0; + + if (!args[0]) + return 1; + + node = zcurses_validate_window(args[0], ZCURSES_USED); + if (node == NULL) { + zwarnnam(nam, "%s: %s", zcurses_strerror(zc_errno), args[0]); + return 1; + } + + w = (ZCWin)getdata(node); + + for(attrs = args+1; *attrs; attrs++) { + if (strchr(*attrs, '/')) { + Colorpairnode cpn; + if ((cpn = zcurses_colorget(nam, *attrs)) == NULL) + ret = 1; + else if (cpn->colorpair >= 256) { + /* pretty unlikely, but... */ + zwarnnam(nam, "bg color pair %s has index (%d) too large (max 255)", + cpn->node.nam, cpn->colorpair); + ret = 1; + } else { + ch |= COLOR_PAIR(cpn->colorpair); + } + } else if (**attrs == '@') { + ch |= (*attrs)[1] == Meta ? (*attrs)[2] ^ 32 : (*attrs)[1]; + } else { + char *ptr; + int onoff; + struct zcurses_namenumberpair *zca; + + switch(*attrs[0]) { + case '-': + onoff = ZCURSES_ATTROFF; + ptr = (*attrs) + 1; + break; + case '+': + onoff = ZCURSES_ATTRON; + ptr = (*attrs) + 1; + break; + default: + onoff = ZCURSES_ATTRON; + ptr = *attrs; + break; + } + if ((zca = zcurses_attrget(w->win, ptr)) == NULL) { + zwarnnam(nam, "attribute `%s' not known", ptr); + ret = 1; + } + switch(onoff) { + case ZCURSES_ATTRON: + ch |= zca->number; + break; + case ZCURSES_ATTROFF: + ch &= ~zca->number; + break; + } + } + } + + if (ret == 0) + return wbkgd(w->win, ch) != OK; + return ret; +} + + +static int zccmd_scroll(const char *nam, char **args) { LinkNode node; @@ -1060,6 +1139,7 @@ bin_zcurses(char *nam, char **args, Options ops, UNUSED(int func)) {"border", zccmd_border, 1, 1}, {"end", zccmd_endwin, 0, 0}, {"attr", zccmd_attr, 2, -1}, + {"bg", zccmd_bg, 2, -1}, {"scroll", zccmd_scroll, 2, 2}, {"input", zccmd_input, 1, 3}, {"timeout", zccmd_timeout, 2, 2}, |