Monday 28 May 2012

String Entering Example

This example shows how to perform data entry on strings. The strings are simple array of characters and they are declared as member variables of a class. The class provides accessory methods for each member variable.
Header File: Person.h
//---------------------------------------------------------------------------
#ifndef PersonH
#define PersonH

//---------------------------------------------------------------------------
class TPerson
{
private:
    char* FirstName;
    char* LastName;
    char* Address;
    char* City;
     char* State;
    long  ZIPCode;

public:
    void  setFirstName(const char *FN);
    char* getFirstName() const { return FirstName; }
    void  setLastName(const char *LN);
    char* getLastName() const { return LastName; }
    char* FullName() const;
    void  setAddress(const char *Adr);
    char* getAddress() const { return Address; }
    void  setCity(const char *CT);
    char* getCity() const { return City; }
    void  setState(const char *St);
    char* getState() const { return State; }
    void  setZIPCode(const long ZIP);
    long  getZIPCode() const { return ZIPCode; }

    TPerson();
    TPerson(char *FName, char *LName, char *Adr,
            char *Ct, char *St, long  ZIP);
    TPerson(const TPerson &Pers);
    TPerson(char * FName, char * LName);
    virtual ~TPerson();
};
//---------------------------------------------------------------------------
#endif
Source File: Person.cppfont>
//---------------------------------------------------------------------------

#i#include <iostream>
using namespace std;

#pragma hdrstop

#include "Person.h"
//---------------------------------------------------------------------------
#pragma package(smart_init)

//---------------------------------------------------------------------------
char *__fastcall TPerson::FullName() const
{
    char *FName = new char[40];
    strcpy(FName, FirstName);
    strcat(FName, " ");
    strcat(FName, LastName);

    return FName;
}
//---------------------------------------------------------------------------
__fastcall TPerson::TPerson()
    : ZIPCode(0)
{
    //TODO: Add your source code here  
    FirstName = new char[20];
    strcpy(FirstName, "John");
    LastName  = new char[20];
    strcpy(LastName, "Doe");
    Address   = new char[40];
    strcpy(Address, "123 Main Street Apt A");
    City      = new char[32];
    strcpy(City, "Great City");
    State     = new char[30];
    strcpy(State, "Our State");
}
//---------------------------------------------------------------------------
__fastcall TPerson::TPerson(char * FName, char * LName)
    : ZIPCode(0)
{
    //TODO: Add your source code here
    FirstName = new char[strlen(FName) + 1];
    strcpy(FirstName, FName);
    LastName  = new char[strlen(LName) + 1];
    strcpy(LastName, LName);
    Address   = new char[40];
    strcpy(Address, "123 Main Street Apt A");
    City      = new char[32];
    strcpy(City, "Great City");
    State     = new char[30];
    strcpy(State, "Our State");
} 
//---------------------------------------------------------------------------
__fastcall TPerson::TPerson(char *FName, char *LName, char *Adr,
                       char *Ct, char *St, long  ZIP)
    : ZIPCode(ZIP)
{                          
    //TODO: Add your source code here  
    FirstName = new char[strlen(FName) + 1];
    strcpy(FirstName, FName);
    LastName  = new char[strlen(LName) + 1];
    strcpy(LastName, LName);
    Address   = new char[40];
    strcpy(Address, Adr);
    City      = new char[32];
    strcpy(City, Ct);
    State     = new char[30];
    strcpy(State, St);
}
//---------------------------------------------------------------------------
__fastcall TPerson::TPerson(const TPerson &Pers)
    : ZIPCode(Pers.ZIPCode)
{              
    //TODO: Add your source code here
    FirstName = new char[strlen(Pers.FirstName) + 1];
    strcpy(FirstName, Pers.FirstName);
    LastName  = new char[strlen(Pers.LastName) + 1];
    strcpy(LastName, Pers.LastName);
    Address   = new char[strlen(Pers.Address) + 1];
    strcpy(Address, Pers.Address);
    City      = new char[strlen(Pers.City) + 1];
    strcpy(City, Pers.City);
    State     = new char[strlen(Pers.State) + 1];
    strcpy(State, Pers.State);
}
//---------------------------------------------------------------------------
void __fastcall TPerson::setFirstName(const char *FN)
{
    strcpy(FirstName, FN);
}
//---------------------------------------------------------------------------
void __fastcall TPerson::setLastName(const char *LN)
{
    strcpy(LastName, LN);
}
//---------------------------------------------------------------------------
void __fastcall TPerson::setAddress(const char *Adr)
{
    strcpy(Address, Adr);
}
//---------------------------------------------------------------------------
void  __fastcall TPerson::setCity(const char *CT)
{
    strcpy(City, CT);
}
//---------------------------------------------------------------------------
void  __fastcall TPerson::setState(const char *St)
{
    strcpy(State, St);
}
//---------------------------------------------------------------------------
void  __fastcall TPerson::setZIPCode(const long ZIP)
{
    ZIPCode = ZIP;
}
//---------------------------------------------------------------------------
__fastcall TPerson::~TPerson()
{
    //TODO: Add your source code here
    delete [] FirstName;
    delete [] LastName;
    delete [] Address;
    delete [] City;
    delete [] State;
}
//---------------------------------------------------------------------------
Main File: Main.cpp
////---------------------------------------------------------------------------
#include <iostream>
using namespace std;

#agma hdrstop

#i#include "Person.h"
//---------------------------------------------------------------------------

#pragma argsused

TPerson ProcessRegistration();
void DisplayInformation(const TPerson&);
//---------------------------------------------------------------------------
int main(int argc, char* argv[])
{
    TPerson Employee = ProcessRegistration();
    DisplayInformation(Employee);

    return 0;
}
//---------------------------------------------------------------------------
TPerson ProcessRegistration()
{
    char FName[12], LName[12];
    char Addr[40], CT[32], St[30];
    long ZC;

    cout << "Enter personal information\n";
    cout << "First Name: "; cin >> FName;
    cout << "Last Name:  "; cin >> LName;
    cout << "Address:    "; cin >> ws;
    cin.getline(Addr, 40);
    cout << "City:       ";
    cin.getline(CT, 32);
    cout << "State:      ";
    cin.getline(St, 30);
    cout << "Zip Code:   "; cin >> ZC;

    TPerson Pers(FName, LName, Addr, CT, St, ZC);
    return Pers;
}
//---------------------------------------------------------------------------
void DisplayInformation(const TPerson& Pers)
{
    cout << "\nEmployee Identification";
    cout << "\nFull Name: " << Pers.FullName();
    cout << "\nAddress:   " << Pers.getAddress();
    cout << "\nCity:      " << Pers.getCity() << ", "
         << Pers.getState() << " " << Pers.getZIPCode();
}
//---------------------------------------------------------------------------

Here is an example of running the program:
EnEnter personal information
First Name: Jeremy
Last Name:  Nguyen
Address:    1466 16th Street #B
City:       WashingtonState:      DC
ZZip Code:   20004

Employee Identification
Full Name: Jeremy Nguyenddress:   1466 16th Street #B
City:      Washington, DC 20004

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