Classes – My Folder

#include <iostream.h>
#include <conio.h>
#include <stdio.h>

class myfolder
{
char filename[10][25];
long totspace, usedspace, avspace;
public:
void newentry();
void
showfiles();
long retspace()
{
avspace = (totspace – usedspace) / 1000;
return avspace;
}
} file;

void myfolder :: newentry()
{
for (int i=0; i<10; i++)
{
cout<<“Enter filename for file number “<<i+1<<” : “;
gets(filename[i]);
}
do
{
cout<<“Enter total space allocated in bytes : “;
cin>>totspace;
cout<<“Enter used space in bytes : “;
cin>>usedspace;
if (totspace < usedspace)
cout<<“Total space cannot be less than used space. “
<<“Please enter again”<<endl;
} while (totspace < usedspace);
}

void myfolder :: showfiles()
{
for (int i=0; i<10; i++)
cout<<endl<<“Filename for file number “<<i+1<<” is : “
<<filename[i];
cout<<endl<<“Total space allocated in bytes is “
<<totspace<<endl
<<“Used space in bytes is “<<usedspace;
}

void main()
{
clrscr();
long res;
cout<<“Enter data for files”<<endl;
file.newentry();
cout<<endl<<“Displaying data for files”;file.showfiles();
res = file.retspace();
cout<<endl<<“Total available space in kilobytes is “
<<res<<endl;
getch();
}