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#include <stdio.h>
#ifdef __BORLANDC__
#include <conio.h>
#else
#include <conio2.h>
#endif
enum
{
BS = 8,
CR = 13,
ESC = 27,
dummy
};
int saisie (int x, int y, char *s, int size)
{
int esc = 0;
gotoxy (x, y);
{
int i;
for (i = 0; i < size - 1; i++)
{
putch ('_');
}
}
gotoxy (x, y);
{
int i = 0;
int end = 0;
while (!end)
{
int c = getch ();
switch (c)
{
case BS:
if (i > 0)
{
cprintf ("\b_\b");
i--;
}
else
{
/* BIP */
printf ("\a");
}
break;
case CR:
s[i] = 0;
end = 1;
break;
case ESC:
end = 1;
esc = 1;
break;
default:
if (i < size - 1)
{
putch (c);
s[i] = c;
i++;
}
else
{
/* BIP */
printf ("\a");
}
}
}
}
return esc;
}
int main (void)
{
char text[20];
clrscr ();
int esc = saisie (20, 12, text, sizeof text);
if (!esc)
{
gotoxy (20, 14), cprintf ("'%s'", text);
}
else
{
gotoxy (20, 14), cputs ("abandon");
}
return 0;
} |
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