home
***
CD-ROM
|
disk
|
FTP
|
other
***
search
/
C Programming Starter Kit 2.0
/
SamsPublishing-CProgrammingStarterKit-v2.0-Win31.iso
/
tyc
/
list13_7.c
< prev
next >
Wrap
C/C++ Source or Header
|
1993-10-16
|
2KB
|
81 lines
/* Demonstrates using an infinite loop and the switch */
/* statement to implement a menu system. */
#include <stdio.h>
#include <stdlib.h>
#define DELAY 150000
int menu(void);
void delay(void);
main()
{
int choice;
while (1)
{
/* Get the user's selection and branch based on the input. */
switch(menu())
{
case 1:
{
puts("\nExecuting choice 1.");
delay();
break;
}
case 2:
{
puts("\nExecuting choice 2.");
delay();
break;
}
case 3:
{
puts("\nExecuting choice 3.");
delay();
break;
}
case 4:
{
puts("\nExecuting choice 4.");
delay();
break;
}
case 5: /* Exit program. */
{
puts("Exiting program now...");
delay();
exit(0);
}
default:
{
puts("Invalid choice, try again.");
delay();
}
}
}
}
int menu(void)
/* Displays a menu and inputs user's selection. */
{
int reply;
puts("\nEnter 1 for task A.");
puts("Enter 2 for task B.");
puts("Enter 3 for task C");
puts("Enter 4 for task D.");
puts("Enter 5 to exit program.");
scanf("%d", &reply);
return reply;
}
void delay( void )
{
long x;
for( x = 0; x < DELAY; x++ )
;
}