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Additionly use erase char from termios

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Implement kill line by ^U or kill char from termios
This commit is contained in:
Andrey A. Chernov 1994-11-10 15:16:46 +00:00
parent 936d754a6c
commit af39413d8c
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=4344
1 changed files with 16 additions and 1 deletions
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17
gnu/lib/libdialog/lineedit.c
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@ -31,9 +31,14 @@ int line_edit(WINDOW* dialog, int box_y, int box_x, int box_width, chtype attr,
int i, key;
static int input_x, scroll;
static unsigned char instr[MAX_LEN+1];
unsigned char erase_char = erasechar();
unsigned char kill_char = killchar();
#ifdef notyet
unsignec char werase_char = cur_term->Ottyb.c_cc[VWERASE];
#endif
wattrset(dialog, attr);
keypad(dialog, TRUE);
keypad(dialog, TRUE);
if (first) {
memset(instr, 0, sizeof(instr));
@ -63,6 +68,9 @@ int line_edit(WINDOW* dialog, int box_y, int box_x, int box_width, chtype attr,
if (key == '\r')
key = '\n';
goto ret;
case '\025':
kill_it:
memset(instr, 0, sizeof(instr));
case KEY_HOME:
input_x = scroll = 0;
wmove(dialog, box_y, box_x);
@ -121,8 +129,11 @@ int line_edit(WINDOW* dialog, int box_y, int box_x, int box_width, chtype attr,
} else
flash(); /* Alarm user about overflow */
continue;
case '\b':
case '\177':
case KEY_BACKSPACE:
case KEY_DC:
erase_it:
if (input_x || scroll) {
i = strlen(instr);
memmove(instr+scroll+input_x-1, instr+scroll+input_x, i-scroll+input_x+1);
@ -145,6 +156,10 @@ int line_edit(WINDOW* dialog, int box_y, int box_x, int box_width, chtype attr,
}
continue;
default:
if (CCEQ(key, erase_char))
goto erase_it;
if (CCEQ(key, kill_char))
goto kill_it;
if (key < 0x100 && isprint(key)) {
for (i = strlen(instr) - 1; i >= scroll + input_x && instr[i] == ' '; i--)
instr[i] = '\0';