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Add link=/nolink to styles to specific a hyperlink. GitHub issue 4280

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from Moritz Angermann.
This commit is contained in:
nicm
2026-06-29 17:08:52 +00:00
parent 95719e342d
commit bcd54d12d8
5 changed files with 82 additions and 6 deletions
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48
style.c
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@@ -42,9 +42,17 @@ static struct style style_default = {
STYLE_WIDTH_DEFAULT, 0, STYLE_PAD_DEFAULT,
STYLE_DEFAULT_BASE
STYLE_DEFAULT_BASE,
0
};
/*
* Global hyperlink set holding the URIs for #[link=...] styles, so a style
* only needs to store a small ID rather than the URI itself.
*/
static struct hyperlinks *style_hyperlinks;
/* Set range string. */
static void
style_set_range_string(struct style *sy, const char *s)
@@ -91,6 +99,7 @@ style_parse(struct style *sy, const struct grid_cell *base, const char *in)
sy->gc.us = base->us;
sy->gc.attr = base->attr;
sy->gc.flags = base->flags;
sy->link = 0;
} else if (strcasecmp(tmp, "ignore") == 0)
sy->ignore = 1;
else if (strcasecmp(tmp, "noignore") == 0)
@@ -234,7 +243,9 @@ style_parse(struct style *sy, const struct grid_cell *base, const char *in)
} else if (strcasecmp(tmp, "none") == 0)
sy->gc.attr = 0;
else if (end > 2 && strncasecmp(tmp, "no", 2) == 0) {
if (strcmp(tmp + 2, "attr") == 0)
if (strcmp(tmp + 2, "link") == 0)
sy->link = 0;
else if (strcmp(tmp + 2, "attr") == 0)
sy->gc.attr |= GRID_ATTR_NOATTR;
else {
value = attributes_fromstring(tmp + 2);
@@ -262,6 +273,15 @@ style_parse(struct style *sy, const struct grid_cell *base, const char *in)
if (errstr != NULL)
goto error;
sy->pad = (int)n;
} else if (strncasecmp(tmp, "link=", 5) == 0) {
if (tmp[5] == '\0')
sy->link = 0;
else {
if (style_hyperlinks == NULL)
style_hyperlinks = hyperlinks_init();
sy->link = hyperlinks_put(style_hyperlinks,
tmp + 5, tmp + 5);
}
} else {
if ((value = attributes_fromstring(tmp)) == -1)
goto error;
@@ -284,8 +304,8 @@ style_tostring(struct style *sy)
{
struct grid_cell *gc = &sy->gc;
int off = 0;
const char *comma = "", *tmp = "";
static char s[1024];
const char *comma = "", *tmp = "", *uri;
static char s[2048];
char b[21];
*s = '\0';
@@ -389,15 +409,33 @@ style_tostring(struct style *sy)
comma = ",";
}
if (sy->pad >= 0) {
xsnprintf(s + off, sizeof s - off, "%spad=%u", comma,
off += xsnprintf(s + off, sizeof s - off, "%spad=%u", comma,
sy->pad);
comma = ",";
}
uri = style_link(sy);
if (uri != NULL) {
xsnprintf(s + off, sizeof s - off, "%slink=%s", comma, uri);
comma = ",";
}
if (*s == '\0')
return ("default");
return (s);
}
/* Get the hyperlink URI for a style, or NULL if it has none. */
const char *
style_link(struct style *sy)
{
const char *uri;
if (sy->link == 0 || style_hyperlinks == NULL)
return (NULL);
if (!hyperlinks_get(style_hyperlinks, sy->link, &uri, NULL, NULL))
return (NULL);
return (uri);
}
/* Apply a style on top of the given style. */
struct style *
style_add(struct grid_cell *gc, struct options *oo, const char *name,