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curses menu: support backspace/delete for counts

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Have curses call the core get_count() routine instead rolling its
own so that backspace and delete are supported.  That part was
trivial to accomplish.  Unfortunately it brought the disappearing
menu phenomenon back so it became more complicated overall.
This commit is contained in:
PatR
2021-06-06 05:54:53 -07:00
parent 0280006d76
commit 41eecdf6b3
8 changed files with 48 additions and 33 deletions
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win/curses/cursmisc.c
+10 -15
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@@ -691,30 +691,25 @@ curses_rtrim(char *str)
/* Read numbers until non-digit is encountered, and return number
in int form. */
int
long
curses_get_count(int first_digit)
{
long current_count = first_digit;
int current_char;
long current_count = 0L;
current_char = curses_read_char();
while (isdigit(current_char)) {
current_count = (current_count * 10) + (current_char - '0');
if (current_count > LARGEST_INT) {
current_count = LARGEST_INT;
}
custompline(SUPPRESS_HISTORY, "Count: %ld", current_count);
current_char = curses_read_char();
}
/* use core's count routine; we have the first digit; if any more
are typed, get_count() will send "Count:123" to the message window;
curses's message window will display that in count window instead */
current_char = get_count(NULL, (char) first_digit,
/* 0L => no limit on value unless it wraps
* to negative;
* FALSE => suppress from message history */
0L, &current_count, FALSE);
ungetch(current_char);
if (current_char == '\033') { /* Cancelled with escape */
current_count = -1;
}
return current_count;
}