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Align index numbers in trees, from David Mandelberg, GitHub issue 4360.

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This commit is contained in:
nicm 2025-02-10 08:18:23 +00:00
parent 80eb460fc9
commit 5d1a6acc84
1 changed files with 17 additions and 3 deletions

20
mode-tree.c
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@ -66,6 +66,7 @@ struct mode_tree_data {
u_int line_size;
u_int depth;
u_int maxdepth;
u_int width;
u_int height;
@ -196,6 +197,8 @@ mode_tree_build_lines(struct mode_tree_data *mtd,
int flat = 1;
mtd->depth = depth;
if (depth > mtd->maxdepth)
mtd->maxdepth = depth;
TAILQ_FOREACH(mti, mtl, entry) {
mtd->line_list = xreallocarray(mtd->line_list,
mtd->line_size + 1, sizeof *mtd->line_list);
@ -528,6 +531,7 @@ mode_tree_build(struct mode_tree_data *mtd)
TAILQ_INIT(&mtd->saved);
mode_tree_clear_lines(mtd);
mtd->maxdepth = 0;
mode_tree_build_lines(mtd, &mtd->children, 0);
if (mtd->line_list != NULL && tag == UINT64_MAX)
@ -658,7 +662,7 @@ mode_tree_draw(struct mode_tree_data *mtd)
char *text, *start, *key;
const char *tag, *symbol;
size_t size, n;
int keylen, pad;
int keylen, pad, namelen[mtd->maxdepth + 1];
if (mtd->line_size == 0)
return;
@ -682,6 +686,15 @@ mode_tree_draw(struct mode_tree_data *mtd)
keylen = mti->keylen + 3;
}
for (i = 0; i < mtd->maxdepth + 1; i++)
namelen[i] = 0;
for (i = 0; i < mtd->line_size; i++) {
line = &mtd->line_list[i];
mti = line->item;
if ((int)strlen(mti->name) > namelen[line->depth])
namelen[line->depth] = strlen(mti->name);
}
for (i = 0; i < mtd->line_size; i++) {
if (i < mtd->offset)
continue;
@ -731,8 +744,9 @@ mode_tree_draw(struct mode_tree_data *mtd)
tag = "*";
else
tag = "";
xasprintf(&text, "%-*s%s%s%s%s", keylen, key, start, mti->name,
tag, (mti->text != NULL) ? ": " : "" );
xasprintf(&text, "%-*s%s%*s%s%s", keylen, key, start,
namelen[line->depth], mti->name, tag,
(mti->text != NULL) ? ": " : "" );
width = utf8_cstrwidth(text);
if (width > w)
width = w;