dynamically fall back to less details

This commit is contained in:
Mohit Rathore 2017-08-30 23:51:22 +05:30
parent 8845d1a7c3
commit 22420c17f7

58
nnn.c
View file

@ -1186,6 +1186,21 @@ unescape(const char *str)
return buffer;
}
int
getgoback(struct entry *ent,int sel, int ncols)
{
const char *c = unescape(ent->name);
// counts the number of columns before it enounters the filename
int count = snprintf(g_buf, ncols, "%s ", CURSYM(sel));
int goback = 0;
while((ncols + goback) > count && mblen(c + (ncols + goback) - count, MB_CUR_MAX) == -1)
--goback;
return goback;
}
static void
printent(struct entry *ent, int sel)
{
@ -1206,9 +1221,10 @@ printent(struct entry *ent, int sel)
snprintf(g_buf, ncols, "%s%s|", CURSYM(sel), unescape(ent->name));
else if (ent->mode & 0100)
snprintf(g_buf, ncols, "%s%s*", CURSYM(sel), unescape(ent->name));
else
snprintf(g_buf, ncols, "%s%s", CURSYM(sel), unescape(ent->name));
else {
int goback = getgoback(ent, sel, ncols);
snprintf(g_buf, ncols + goback, "%s%s", CURSYM(sel), unescape(ent->name));
}
/* Dirs are always shown on top */
if (cfg.dircolor && !S_ISDIR(ent->mode)) {
attroff(COLOR_PAIR(1) | A_BOLD);
@ -1242,6 +1258,21 @@ coolsize(off_t size)
return size_buf;
}
int
getgoback_long(struct entry *ent, int sel, int ncols, char buf[18])
{
const char *c = unescape(ent->name);
// counts the number of columns before it enounters the filename
int count = snprintf(g_buf, ncols, "%s%-16.16s %8.8s ", CURSYM(sel), buf, coolsize(ent->size));
int goback = 0;
while((ncols + goback) > count && mblen(c + (ncols + goback) - count, MB_CUR_MAX) == -1)
--goback;
return goback;
}
static void
printent_long(struct entry *ent, int sel)
{
@ -1253,6 +1284,12 @@ printent_long(struct entry *ent, int sel)
else
ncols = COLS;
// if ncols is not enough to accomodate the file details, fall back to the short version
if(ncols <= snprintf(g_buf, ncols, "%s%-16.16s %8.8s ", CURSYM(sel), buf, coolsize(ent->size))){
printent(ent, sel);
return;
}
strftime(buf, 18, "%d-%m-%Y %H:%M", localtime(&ent->t));
if (sel)
@ -1273,18 +1310,9 @@ printent_long(struct entry *ent, int sel)
snprintf(g_buf, ncols, "%s%-16.16s c %s", CURSYM(sel), buf, unescape(ent->name));
else if (ent->mode & 0100)
snprintf(g_buf, ncols, "%s%-16.16s %8.8s* %s*", CURSYM(sel), buf, coolsize(ent->size), unescape(ent->name));
else
{
// experimenting in this section
const char *c = unescape(ent->name);
int count = 30;
int goback=0;
if(ncols+goback>count)
while((ncols+goback)>count && mblen(c+(ncols+goback)-count, MB_CUR_MAX)==-1)
goback--;
snprintf(g_buf, ncols+goback, "%s%-16.16s %8.8s %s", CURSYM(sel), buf, coolsize(ent->size), unescape(ent->name));
else {
int goback = getgoback_long(ent, sel, ncols, buf);
snprintf(g_buf, ncols + goback, "%s%-16.16s %8.8s %s", CURSYM(sel), buf, coolsize(ent->size), unescape(ent->name));
}
} else {
if (S_ISDIR(ent->mode))