From 908965b6f529075aa0d4dcd84274eaf41f1b7f76 Mon Sep 17 00:00:00 2001
From: Arun Prakash Jana <engineerarun@gmail.com>
Date: Sun, 25 Jun 2017 10:03:30 +0530
Subject: [PATCH] Support F2 to refresh

---
 README.md    |  4 ++--
 config.def.h |  1 +
 nnn.1        |  4 ++--
 nnn.c        | 17 +++++++++--------
 4 files changed, 14 insertions(+), 12 deletions(-)

diff --git a/README.md b/README.md
index ae36f607..0edf3c67 100644
--- a/README.md
+++ b/README.md
@@ -181,7 +181,7 @@ Right, Enter, l, ^M | Open file or enter dir
                   o | Open dir in NNN_DE_FILE_MANAGER
                   p | Open entry in PAGER (fallback less)
                  ^K | Invoke file path copier
-                 ^L | Force a redraw, exit filter prompt
+             ^L, F2 | Force a redraw, exit filter prompt
                   ? | Toggle help and settings screen
                   Q | Quit and change directory
               q, ^Q | Quit
@@ -191,7 +191,7 @@ Right, Enter, l, ^M | Open file or enter dir
 
 Filters support regexes to instantly (search-as-you-type) list the matching entries in the current directory.
 
-There are 3 ways to reset a filter: <kbd>^L</kbd>, a search with no matches or an extra backspace at the filter prompt (like vi).
+There are 3 ways to reset a filter: <kbd>^L</kbd> (or <kbd>F2</kbd>), a search with no matches or an extra backspace at the filter prompt (like vi).
 
 Common examples: If you want to list all matches starting with the filter expression, start the expression with a `^` (caret) symbol. Type `\.mkv` to list all MKV files.
 
diff --git a/config.def.h b/config.def.h
index 724adbb0..af53cc94 100644
--- a/config.def.h
+++ b/config.def.h
@@ -133,6 +133,7 @@ static struct key bindings[] = {
 	/* Toggle sort by time */
 	{ 't',            SEL_MTIME,     "",     "" },
 	{ CONTROL('L'),   SEL_REDRAW,    "",     "" },
+	{ KEY_F(2),       SEL_REDRAW,    "",     "" },
 	/* Copy currently selected file path */
 	{ CONTROL('K'),   SEL_COPY,      "",     "" },
 	/* Show help */
diff --git a/nnn.1 b/nnn.1
index 303d6302..bbd2a445 100644
--- a/nnn.1
+++ b/nnn.1
@@ -85,7 +85,7 @@ Open directory in NNN_DE_FILE_MANAGER
 Open current entry in PAGER (fallback less)
 .It Ic ^K
 Invoke file path copier
-.It Ic ^L
+.It Ic ^L, [F2]
 Force a redraw, exit filter prompt
 .It Ic \&?
 Toggle help and settings screen
@@ -141,7 +141,7 @@ instructions.
 Filters support regexes to instantly (search-as-you-type) list the matching
 entries in the current directory.
 .Pp
-There are 3 ways to reset a filter: \fI^L\fR, a search with no
+There are 3 ways to reset a filter: \fI^L\fR (or \fIF2\fR), a search with no
 matches or an extra backspace at the filter prompt (like vi).
 .Pp
 Common examples: If you want to list all matches starting with the filter
diff --git a/nnn.c b/nnn.c
index fb178a03..64e7daff 100644
--- a/nnn.c
+++ b/nnn.c
@@ -59,7 +59,8 @@ xprintf(int fd, const char *fmt, ...)
 	return r;
 }
 
-static int enabledbg()
+static int
+enabledbg()
 {
 	FILE *fp = fopen("/tmp/nnn_debug", "w");
 
@@ -77,7 +78,8 @@ static int enabledbg()
 	return 0;
 }
 
-static void disabledbg()
+static void
+disabledbg()
 {
 	close(DEBUG_FD);
 }
@@ -832,7 +834,8 @@ readln(char *path)
 			case KEY_DOWN: // fallthrough
 			case KEY_UP: // fallthrough
 			case KEY_LEFT: // fallthrough
-			case KEY_RIGHT:
+			case KEY_RIGHT: // fallthrough
+			case KEY_F(2):
 				if (len == 1)
 					cur = oldcur; // fallthrough
 			default:
@@ -1379,7 +1382,7 @@ show_help(void)
                     o | Open dir in NNN_DE_FILE_MANAGER\n\
                     p | Open entry in PAGER (fallback less)\n\
                    ^K | Invoke file path copier\n\
-                   ^L | Force a redraw, exit filter prompt\n\
+               ^L, F2 | Force a redraw, exit filter prompt\n\
                     ? | Toggle help and settings screen\n\
                     Q | Quit and change directory\n\
 		q, ^Q | Quit\n\n\n");
@@ -2450,13 +2453,11 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
+	/* Set locale */
+	setlocale(LC_ALL, "");
 #ifdef DEBUGMODE
 	enabledbg();
 #endif
-
-	/* Set locale */
-	setlocale(LC_ALL, "");
-
 	initcurses();
 	browse(ipath, ifilter);
 	exitcurses();