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Add N to search backwards in tree modes, from Fadi Afani in GitHub issue

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3982.
This commit is contained in:
nicm
2024-05-24 12:39:06 +00:00
parent ac6c1e9589
commit 9e7c1aee48
2 changed files with 66 additions and 6 deletions
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60
mode-tree.c
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@ -25,6 +25,11 @@
#include "tmux.h"
enum mode_tree_search_dir {
MODE_TREE_SEARCH_FORWARD,
MODE_TREE_SEARCH_BACKWARD
};
struct mode_tree_item;
TAILQ_HEAD(mode_tree_list, mode_tree_item);
@ -68,6 +73,7 @@ struct mode_tree_data {
char *search;
char *filter;
int no_matches;
enum mode_tree_search_dir search_dir;
};
struct mode_tree_item {
@ -786,7 +792,49 @@ done:
}
static struct mode_tree_item *
mode_tree_search_for(struct mode_tree_data *mtd)
mode_tree_search_backward(struct mode_tree_data *mtd)
{
struct mode_tree_item *mti, *last, *prev;
if (mtd->search == NULL)
return (NULL);
mti = last = mtd->line_list[mtd->current].item;
for (;;) {
if ((prev = TAILQ_PREV(mti, mode_tree_list, entry)) != NULL) {
/* Point to the last child in the previous subtree. */
while (!TAILQ_EMPTY(&prev->children))
prev = TAILQ_LAST(&prev->children, mode_tree_list);
mti = prev;
} else {
/* If prev is NULL, jump to the parent. */
mti = mti->parent;
}
if (mti == NULL) {
/* Point to the last child in the last root subtree. */
prev = TAILQ_LAST(&mtd->children, mode_tree_list);
while (!TAILQ_EMPTY(&prev->children))
prev = TAILQ_LAST(&prev->children, mode_tree_list);
mti = prev;
}
if (mti == last)
break;
if (mtd->searchcb == NULL) {
if (strstr(mti->name, mtd->search) != NULL)
return (mti);
continue;
}
if (mtd->searchcb(mtd->modedata, mti->itemdata, mtd->search))
return (mti);
}
return (NULL);
}
static struct mode_tree_item *
mode_tree_search_forward(struct mode_tree_data *mtd)
{
struct mode_tree_item *mti, *last, *next;
@ -832,7 +880,10 @@ mode_tree_search_set(struct mode_tree_data *mtd)
struct mode_tree_item *mti, *loop;
uint64_t tag;
mti = mode_tree_search_for(mtd);
if (mtd->search_dir == MODE_TREE_SEARCH_FORWARD)
mti = mode_tree_search_forward(mtd);
else
mti = mode_tree_search_backward(mtd);
if (mti == NULL)
return;
tag = mti->tag;
@ -1165,6 +1216,11 @@ mode_tree_key(struct mode_tree_data *mtd, struct client *c, key_code *key,
PROMPT_NOFORMAT, PROMPT_TYPE_SEARCH);
break;
case 'n':
mtd->search_dir = MODE_TREE_SEARCH_FORWARD;
mode_tree_search_set(mtd);
break;
case 'N':
mtd->search_dir = MODE_TREE_SEARCH_BACKWARD;
mode_tree_search_set(mtd);
break;
case 'f':