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Make help page more readable (#408)

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* Make help page more readable

* Always use 2 columns only
This commit is contained in:
Maxim Baz 2019-12-17 00:35:58 +01:00 committed by Mischievous Meerkat
parent d6a4e449d3
commit f10481e93e
1 changed files with 38 additions and 48 deletions
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86
src/nnn.c
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@ -1775,19 +1775,6 @@ static int xstrverscasecmp(const char * const s1, const char * const s2)
static int (*cmpfn)(const char * const s1, const char * const s2) = &xstricmp;
/* Return the integer value of a char representing HEX */
static char xchartohex(char c)
{
if (xisdigit(c))
return c - '0';
c = TOUPPER(c);
if (c >= 'A' && c <= 'F')
return c - 'A' + 10;
return c;
}
static int setfilter(regex_t *regex, const char *filter)
{
return regcomp(regex, filter, REG_NOSUB | REG_EXTENDED | REG_ICASE);
@ -3454,39 +3441,42 @@ static void show_help(const char *path)
FILE *fp;
const char *start, *end;
const char helpstr[] = {
"0\n"
"1NAVIGATION\n"
"9Up k Up PgUp ^U Scroll up\n"
"7Down j Down PgDn ^D Scroll down\n"
"7Left h Parent ~ ` @ - HOME, /, start, last\n"
"9g ^A Top Ret Right l Open\n"
"9G ^E Bottom ' First file\n"
"cb Pin CWD ^B Go to pinned dir\n"
"9, ^/ Lead key N LeadN Context N\n"
"6(Sh)Tab Cycle context d Detail view toggle\n"
"c/ Filter Ins ^N Nav-as-you-type toggle\n"
"aEsc Exit prompt ^L F5 Redraw/clear prompt\n"
"c. Show/hide dots ? Help, conf\n"
"9Q ^Q Quit ^G QuitCD q Quit context\n"
"1FILES\n"
"b^O Open with... n Create new/link\n"
"cD File details ^R F2 Rename/duplicate\n"
"3Space ^J/a Sel toggle/all r Batch rename\n"
"9m ^K Sel range, clear M List sel\n"
"cP Copy sel here K Edit sel\n"
"cV Move sel here w Copy/move sel as\n"
"cX Del sel ^X Del entry\n"
"cf Archive o ^F Archive ops\n"
"ce Edit in EDITOR p Open in PAGER\n"
"1ORDER TOGGLES\n"
"cA Apparent du S du\n"
"cz Size E Extn t Time\n"
"1MISC\n"
"9! ^] Shell ; x Plugin key\n"
"cC Execute file i ^V Pick plugin\n"
"cs Manage session = Launch app\n"
"cc Connect remote u Unmount\n"
"9] ^P Prompt L Lock\n"};
"\n"
" NAVIGATION\n"
"%-9cUp k Up%-20cPgUp ^U Scroll up\n"
"%-7cDown j Down%-18cPgDn ^D Scroll down\n"
"%-7cLeft h Parent%-16c~ ` @ - HOME, /, start, last\n"
"%-9cg ^A Top%-15cRet Right l Open\n"
"%-9cG ^E Bottom%-22c' First file\n"
"%-12cb Pin CWD%-20c^B Go to pinned dir\n"
"%-9c, ^/ Lead key%-14cN LeadN Context N\n"
"%-6c(Sh)Tab Cycle context%-15cd Detail view toggle\n"
"%-12c/ Filter%-17cIns ^N Nav-as-you-type toggle\n"
"%-10cEsc Exit prompt%-13c^L F5 Redraw/clear prompt\n"
"%-12c. Show/hide dots%-14c? Help, conf\n"
"%-9cQ ^Q Quit%-24cq Quit context\n"
"%-11c^G QuitCD%-1c\n"
" FILES\n"
"%-11c^O Open with...%-16cn Create new/link\n"
"%-12cD File details%-12c^R F2 Rename/duplicate\n"
"%-3cSpace ^J/a Sel toggle/all%-14cr Batch rename\n"
"%-9cm ^K Sel range, clear%-12cM List sel\n"
"%-12cP Copy sel here%-15cK Edit sel\n"
"%-12cV Move sel here%-15cw Copy/move sel as\n"
"%-12cX Delete sel%-17c^X Delete entry\n"
"%-12cf Archive%-18co ^F Archive ops\n"
"%-12ce Edit in EDITOR%-14cp Open in PAGER\n"
" ORDER TOGGLES\n"
"%-12cA Apparent du%-17cS du\n"
"%-12cz Size%-24ct Time\n"
"%-12cE Extension%-1c\n"
" MISC\n"
"%-9c! ^] Shell%-21c; x Plugin key\n"
"%-12cC Execute file%-13ci ^V Pick plugin\n"
"%-12cs Manage session%-14c= Launch app\n"
"%-12cc Connect remote%-14cu Unmount\n"
"%-9c] ^P Prompt%-22cL Lock\n"
};
fd = create_tmp_file();
if (fd == -1)
@ -3501,8 +3491,8 @@ static void show_help(const char *path)
start = end = helpstr;
while (*end) {
if (*end == '\n') {
fprintf(fp, "%*c%.*s",
xchartohex(*start), ' ', (int)(end - start), start + 1);
xstrlcpy(g_buf, start, end - start + 2);
fprintf(fp, g_buf, ' ', ' ');
start = end + 1;
}