Insert key for navigate-as-you-type mode

README.md

@@ -62,10 +62,10 @@ Have fun with it! PRs are welcome. Check out [#1](https://github.com/jarun/nnn/i
   - Jump HOME or to the last visited directory (as usual!)
   - Jump to initial dir, chdir prompt, cd ..... (with . as PWD)
   - Roll-over at edges, page through entries
-  - Navigate as you type with filters
+  - *Navigate-as-you-type* with filters
 - Disk usage analyzer mode
 - Search
-  - Filter directory contents with search-as-you-type
+  - Filter directory contents with *search-as-you-type*
   - Desktop search (default gnome-search-tool, customizable) integration
 - Mimes
   - Desktop opener integration
@@ -134,7 +134,7 @@ nnn needs libreadline, libncursesw (on Linux or ncurses on OS X) and standard li
 
     optional arguments:
       -d             start in detail view mode
-      -f             start in navigate-as-you-type mode
+      -i             start in navigate-as-you-type mode
       -p             path to custom nlay
       -S             start in disk usage analyzer mode
       -v             show program version and exit
@@ -155,6 +155,7 @@ nnn needs libreadline, libncursesw (on Linux or ncurses on OS X) and standard li
       End, G, $, ^E | Jump to last entry
 Right, Enter, l, ^M | Open file or enter dir
   Left, Bksp, h, ^H | Go to parent dir
+             Insert | Toggle navigate-as-you-type mode
                   ~ | Jump to HOME dir
                   & | Jump to initial dir
                   - | Jump to last visited dir
@@ -164,7 +165,6 @@ Right, Enter, l, ^M | Open file or enter dir
                   c | Show change dir prompt
                   d | Toggle detail view
                   D | Toggle current file details screen
-                  f | Toggle navigate-as-you-type mode
                   m | Show concise mediainfo
                   M | Show full mediainfo
                   s | Toggle sort by file size

config.def.h

@@ -37,7 +37,7 @@ static struct key bindings[] = {
 	/* Filter */
 	{ '/',            SEL_FLTR,      "",     "" },
 	/* Toggle filter mode */
-	{ 'f',            SEL_MFLTR,     "",     "" },
+	{ KEY_IC,         SEL_MFLTR,     "",     "" },
 	/* Desktop search */
 	{ CONTROL('_'),   SEL_SEARCH,    "",     "" },
 	/* Next */

nnn.1

@@ -7,8 +7,8 @@
 .Sh SYNOPSIS
 .Nm nnn
 .Op Ar -d
-.Op Ar -f
-.Op Ar -p
+.Op Ar -i
+.Op Ar -p custom_nlay
 .Op Ar -S
 .Op Ar -v
 .Op Ar -h
@@ -24,7 +24,7 @@ is not specified.
 .Pp
 .Nm
 supports both vi-like and emacs-like key bindings in the default
-configuration.  The default key bindings are listed below.
+configuration. The default key bindings are listed below.
 .Pp
 .Bl -tag -width "l, [Right], [Return] or C-mXXXX" -offset indent -compact
 .It Ic [Up], k, ^P
@@ -43,6 +43,8 @@ Move to the last entry
 Open file or enter directory
 .It Ic [Left], [Backspace], h, ^H
 Back up one directory level
+.It Ic [Insert]
+Toggle navigate-as-you-type mode
 .It Ic ~
 Change to the HOME directory
 .It Ic &
@@ -61,8 +63,6 @@ Change into the given directory
 Toggle detail view
 .It Ic D
 Toggle current file details screen
-.It Ic f
-Toggle navigate-as-you-type mode
 .It Ic m
 Show concise mediainfo
 .It Ic M
@@ -104,10 +104,10 @@ supports the following options:
 .Fl d
         start in detail view mode
 .Pp
-.Fl f
+.Fl i
         start in navigate-as-you-type mode
 .Pp
-.Fl p
+.Fl "p custom_nlay"
         path to custom nlay
 .Pp
 .Fl S
@@ -146,11 +146,11 @@ few easy steps. Please visit the project page (linked below) for the
 instructions.
 .Sh FILTERS
 Filters support regexes to display only the matched
-entries in the current directory view.  This effectively allows
+entries in the current directory view. This effectively allows
 searching through the directory tree for a particular entry. Matching entries
 are shown instantly (search-as-you-type).
 .Pp
-Filters do not stack on top of each other.  They are applied anew
+Filters do not stack on top of each other. They are applied anew
 every time. There are 4 ways to reset a filter:
 .Pp
 The \fIInsert\fR key, an empty filter expression, a search with no results or an

nnn.c

@@ -1248,6 +1248,7 @@ show_help(void)
         End, G, $, ^E | Jump to last entry\n\
   Right, Enter, l, ^M | Open file or enter dir\n\
     Left, Bksp, h, ^H | Go to parent dir\n\
+               Insert | Toggle navigate-as-you-type mode\n\
                     ~ | Jump to HOME dir\n\
                     & | Jump to initial dir\n\
                     - | Jump to last visited dir\n\
@@ -1257,7 +1258,6 @@ show_help(void)
                     c | Show change dir prompt\n\
                     d | Toggle detail view\n\
                     D | Toggle current file details screen\n\
-                    f | Toggle navigate-as-you-type mode\n\
                     m | Show concise mediainfo\n\
                     M | Show full mediainfo\n\
                     s | Toggle sort by file size\n\
@@ -2092,13 +2092,13 @@ nochange:
 static void
 usage(void)
 {
-	fprintf(stdout, "usage: nnn [-d] [-p custom_nlay] [-S] [-v] [-h] [PATH]\n\n\
+	fprintf(stdout, "usage: nnn [-d] [-i] [-p custom_nlay] [-S] [-v] [-h] [PATH]\n\n\
 The missing terminal file browser for X.\n\n\
 positional arguments:\n\
   PATH           directory to open [default: current dir]\n\n\
 optional arguments:\n\
   -d             start in detail view mode\n\
-  -f             start in navigate-as-you-type mode\n\
+  -i             start in navigate-as-you-type mode\n\
   -p             path to custom nlay\n\
   -S             start in disk usage analyzer mode\n\
   -v             show program version and exit\n\
@@ -2123,7 +2123,7 @@ main(int argc, char *argv[])
 		exit(1);
 	}
 
-	while ((opt = getopt(argc, argv, "dSfp:vh")) != -1) {
+	while ((opt = getopt(argc, argv, "dSip:vh")) != -1) {
 		switch (opt) {
 		case 'S':
 			bsizeorder = 1; // fallthrough
@@ -2132,7 +2132,7 @@ main(int argc, char *argv[])
 			showdetail = 1;
 			printptr = &printent_long;
 			break;
-		case 'f':
+		case 'i':
 			filtermode = 1;
 			break;
 		case 'p':