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Scrolling listing and dirname handling

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lostd 2014-10-07 06:49:46 +00:00 committed by lostd
parent 561caf46db
commit 4fa2a99449
1 changed files with 26 additions and 6 deletions
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32
noice.c
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@ -23,6 +23,7 @@
#endif /* DEBUG */ #endif /* DEBUG */
#define LEN(x) (sizeof(x) / sizeof(*(x))) #define LEN(x) (sizeof(x) / sizeof(*(x)))
#define MIN(x, y) ((x) < (y) ? (x) : (y))
/* /*
* Layout: * Layout:
@ -187,7 +188,7 @@ browse(const char *ipath)
char *path = strdup(ipath); char *path = strdup(ipath);
begin: begin:
/* Path is a malloc(3)-ed string */ /* Path should be a malloc(3)-ed string at all times */
n = 0; n = 0;
cur = 0; cur = 0;
dents = NULL; dents = NULL;
@ -213,6 +214,7 @@ begin:
qsort(dents, n, sizeof(*dents), dentcmp); qsort(dents, n, sizeof(*dents), dentcmp);
for (;;) { for (;;) {
int nlines = MIN(LINES - 4, n);
redraw: redraw:
/* Clean screen */ /* Clean screen */
erase(); erase();
@ -233,10 +235,22 @@ redraw:
path); path);
/* Print listing */ /* Print listing */
for (i = 0; i < n; i++) if (cur < nlines / 2) {
printw(" %s %s\n", for (i = 0; i < nlines; i++)
i == cur ? ">" : " ", printw(" %s %s\n",
dents[i]->d_name); i == cur ? ">" : " ",
dents[i]->d_name);
} else if (cur >= n - nlines / 2) {
for (i = n - nlines; i < n; i++)
printw(" %s %s\n",
i == cur ? ">" : " ",
dents[i]->d_name);
} else {
for (i = cur - nlines / 2; i <= cur + nlines / 2; i++)
printw(" %s %s\n",
i == cur ? ">" : " ",
dents[i]->d_name);
}
nochange: nochange:
ret = nextsel(&cur, n); ret = nextsel(&cur, n);
@ -249,7 +263,13 @@ nochange:
if (strncmp(path, "", 1) == 0) { if (strncmp(path, "", 1) == 0) {
goto nochange; goto nochange;
} else { } else {
path = dirname(path); char *dir, *tmp;
dir = dirname(path);
tmp = malloc(strlen(dir) + 1);
strncpy(tmp, dir, strlen(dir) + 1);
free(path);
path = tmp;
goto out; goto out;
} }
} }