support the ^W shortcut in wreadline input

diff --git a/src/wreadln.c b/src/wreadln.c
index 441e1ce589bb573d51e7551c26cc422ded187cf1..ad1047fd5cc001365a886264958710190b390379 100644 (file)
--- a/src/wreadln.c
+++ b/src/wreadln.c
@@ -1,7 +1,7 @@
 /* ncmpc (Ncurses MPD Client)
  * (c) 2004-2009 The Music Player Daemon Project
  * Project homepage: http://musicpd.org
- 
+
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation; either version 2 of the License, or
@@ -42,6 +42,7 @@
 #define KEY_CTRL_N   14
 #define KEY_CTRL_P   16
 #define KEY_CTRL_U   21
+#define KEY_CTRL_W   23
 #define KEY_CTRL_Z   26
 #define KEY_BCKSPC   8
 #define TAB          9
@@ -525,6 +526,20 @@ _wreadln(WINDOW *w,
                                wr.line[i] = '\0';
                        wr.cursor = 0;
                        break;
+               case KEY_CTRL_W:
+                       /* Firstly remove trailing spaces. */
+                       for (i = wr.cursor; i > 0 && wr.line[i-1] == ' '; i--)
+                       {
+                               cursor_move_left(&wr);
+                               wreadln_delete_char(&wr, wr.cursor);
+                       }
+                       /* Then remove word until next space. */
+                       for (; i > 0 && wr.line[i-1] != ' '; i--)
+                       {
+                               cursor_move_left(&wr);
+                               wreadln_delete_char(&wr, wr.cursor);
+                       }
+                       break;
                case 127:
                case KEY_BCKSPC:        /* handle backspace: copy all */
                case KEY_BACKSPACE:     /* chars starting from curpos */