From 296c81b4e8cae5c6504d6aee474731d66923ca9e Mon Sep 17 00:00:00 2001
From: "Andrey A. Chernov" <ache@FreeBSD.org>
Date: Mon, 10 Oct 1994 22:32:07 +0000
Subject: [PATCH] Implement HOME/END keys for line edit

---
 gnu/usr.bin/dialog/TESTS/inputbox |  3 ++-
 gnu/usr.bin/dialog/inputbox.c     | 28 ++++++++++++++++++++++++----
 2 files changed, 26 insertions(+), 5 deletions(-)

diff --git a/gnu/usr.bin/dialog/TESTS/inputbox b/gnu/usr.bin/dialog/TESTS/inputbox
index e04756a51285..67f2b258891d 100755
--- a/gnu/usr.bin/dialog/TESTS/inputbox
+++ b/gnu/usr.bin/dialog/TESTS/inputbox
@@ -8,7 +8,8 @@ to input a string as the answer. You can \n\
 input strings of length longer than the \n\
 width of the input box, in that case, the \n\
 input field will be automatically scrolled. \n\
-You can use BACKSPACE to correct errors. \n\n\
+You can use BACKSPACE, LEFT, RIGHT, HOME, END \n\
+to correct errors. \n\n\
 Try inputing your name below:" 16 51 2> /tmp/inputbox.tmp.$$
 
 retval=$?
diff --git a/gnu/usr.bin/dialog/inputbox.c b/gnu/usr.bin/dialog/inputbox.c
index cd5fd7ec4358..4c51a1cef728 100644
--- a/gnu/usr.bin/dialog/inputbox.c
+++ b/gnu/usr.bin/dialog/inputbox.c
@@ -91,6 +91,26 @@ int dialog_inputbox(unsigned char *title, unsigned char *prompt, int height, int
         case KEY_UP:
         case KEY_DOWN:
           break;
+	case KEY_HOME:
+	  input_x = scroll = 0;
+	  wmove(dialog, box_y, box_x);
+	  for (i = 0; i < box_width; i++)
+	    waddch(dialog, instr[i] ? instr[i] : ' ');
+	  wmove(dialog, box_y, box_x);
+	  wrefresh(dialog);
+	  continue;
+	case KEY_END:
+	  for (i = strlen(instr) - 1; i >= scroll + input_x && instr[i] == ' '; i--)
+	    instr[i] = '\0';
+	  i++;
+	  input_x = i % box_width;
+	  scroll = i - input_x;
+	  wmove(dialog, box_y, box_x);
+	  for (i = 0; i < box_width; i++)
+	    waddch(dialog, instr[scroll+i] ? instr[scroll+i] : ' ');
+	  wmove(dialog, box_y, input_x + box_x);
+	  wrefresh(dialog);
+	  continue;
         case KEY_LEFT:
           if (input_x || scroll) {
             wattrset(dialog, inputbox_attr);
@@ -145,10 +165,10 @@ int dialog_inputbox(unsigned char *title, unsigned char *prompt, int height, int
             }
             else
               input_x--;
-            wmove(dialog, box_y, input_x + box_x);
+	    wmove(dialog, box_y, input_x + box_x);
 	    for (i = input_x; i < box_width; i++)
 	      waddch(dialog, instr[scroll+i] ? instr[scroll+i] : ' ');
-            wmove(dialog, box_y, input_x + box_x);
+	    wmove(dialog, box_y, input_x + box_x);
             wrefresh(dialog);
           }
           continue;
@@ -169,8 +189,8 @@ int dialog_inputbox(unsigned char *title, unsigned char *prompt, int height, int
               }
               else {
 		wmove(dialog, box_y, input_x + box_x);
-		for (i = input_x; i < box_width && instr[scroll+i]; i++)
-                  waddch(dialog, instr[scroll+i]);
+		for (i = input_x; i < box_width; i++)
+		  waddch(dialog, instr[scroll+i] ? instr[scroll+i] : ' ');
 		wmove(dialog, box_y, ++input_x + box_x);
               }
               wrefresh(dialog);