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CS2370 Prog 5

By: mattfong on May 12th, 2011 | syntax: None | size: 5.38 KB | hits: 53 | expires: Never

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//Matthew Fong
//5/11/2011
//Assignment 5: Phone Contacts
//Description: design a class for contacts and a vector to hold the object of contacts
#ifndef CONTACTS_H_INCLUDED
#define CONTACTS_H_INCLUDED
#include <iostream>
#include <string>
#include <vector>
#include <fstream>
using namespace std;
class Contacts //Class of contacts holds a last name, first name, and a phone number
{
private:
string lName;
string fName;
string phoneNum;
public:
void setInfo(string l, string f, string p) //Sets the information
{
lName = l;
fName = f;
phoneNum = p;
}
const string& getlName() //Returns the last name
{
return lName;
}
const string& getfName() //Returns the first name
{
return fName;
}
const string& getNum() //Returns the phone number
{
return phoneNum;
}
};
class ContactList //Holds the vector of type Contacts
{
private:
vector<Contacts> cList;
public:
void addContact(Contacts c) //Adds contacts to the vector
{
cList.push_back(c);
}
void print() //Prints out all of the elements in the vector
{
for(int i = 0; i < cList.size(); i++)
{
cout << "Name: " << cList[i].getlName() << " " << cList[i].getfName() << endl;
cout << "Phone number: " << cList[i].getNum() << endl;
cout << endl;
}
}
int search(string f) //Searches the vector for the name
{
int index = 0;
int position = -1;
bool found = false;
while(index < cList.size() && !found)
{
if(cList[index].getfName() == f)
{
found = true; //If it finds the first name it will display last and first name, and the phone number
position = index;
cout << "Name: " << cList[position].getlName() << " " << cList[position].getfName() << endl;
cout << "Phone number: " << cList[position].getNum() << endl;
}
index++;
}
return position;
}
int delSearch(string f) //If it finds the name it returns the position
{
int index = 0;
int position = -1;
bool found = false;
while(index < cList.size() && !found)
{
if(cList[index].getfName() == f)
{
found = true;
position = index;
}
index++;
}
return position;
}
void deleteContact(int pos) //Deletes the elment at the position the user searched for
{
cList.erase(cList.begin()+pos);
}
};
class nameError //Error class that displays the error when caught
{
private:
string s;
public:
nameError()
{
s = "That name is not on the list.";
}
void getError()
{
cout << "Error: " << s << endl;
}
};
#endif // CONTACTS_H_INCLUDED
#include "contacts.h"
#include <iostream>
#include <fstream>
#include <string>
#include <vector>
using namespace std;
void options(char, ContactList&, Contacts&);
int main()
{
string lName;
string fName;
string phoneNum;
char choice = 'Y';
ifstream inFile;
ContactList phoneList;
Contacts phone;
inFile.open("friends2.txt");
if(!inFile)
{
cout << "File not found." << endl;
return 0;
}
while(inFile >> lName >> fName >> phoneNum)
{
phone.setInfo(lName, fName, phoneNum);
phoneList.addContact(phone);
}
phoneList.print();
do
{
cout << "What would you like to do? Add a contact(A), Delete a contact(D)" << endl;
cout <<"Retrieve a contact(R), or Print(P)?" << endl;
cin >> choice;
try
{
options(choice, phoneList, phone);
}
catch(nameError n)
{
n.getError();
return 1;
}
cout << "Would you like to do something else? Y/N" << endl;
cin >> choice;
} while(choice == 'Y' || choice == 'y');
}
void options(char c, ContactList &pList, Contacts &p)
{
string l;
string f;
string pNum;
int pos;
if(c == 'P' || c == 'p')
{
pList.print();
}
if(c == 'A' || c == 'a')
{
cout << "Add a contact: Last name, First name Phone number." << endl;
cin >> l >> f >> pNum;
p.setInfo(l, f, pNum);
pList.addContact(p);
}
if(c == 'R' || c == 'r')
{
cout << "Search for a contact by FIRST name." << endl;
cin >> f;
pos = pList.search(f);
if(pos == -1)
{
throw nameError();
}
}
if(c == 'D' || c == 'd')
{
cout << "Search for the contact by FIRST name." << endl;
cin >> f;
pos = pList.delSearch(f);
pList.deleteContact(pos);
if(pos == -1)
{
throw nameError();
}
}
}

create a new version of this paste RAW Paste Data

//Matthew Fong
//5/11/2011
//Assignment 5: Phone Contacts
//Description: design a class for contacts and a vector to hold the object of contacts

#ifndef CONTACTS_H_INCLUDED
#define CONTACTS_H_INCLUDED
#include <iostream>
#include <string>
#include <vector>
#include <fstream>
using namespace std;

class Contacts //Class of contacts holds a last name, first name, and a phone number
{
    private:
        string lName;
        string fName;
        string phoneNum;

    public:
        void setInfo(string l, string f, string p) //Sets the information
        {
            lName = l;
            fName = f;
            phoneNum = p;
        }

        const string& getlName() //Returns the last name
        {
            return lName;
        }

        const string& getfName() //Returns the first name
        {
            return fName;
        }

        const string& getNum() //Returns the phone number
        {
            return phoneNum;
        }
};

class ContactList //Holds the vector of type Contacts
{
    private:
        vector<Contacts> cList;

    public:
        void addContact(Contacts c) //Adds contacts to the vector
        {
            cList.push_back(c);
        }

        void print() //Prints out all of the elements in the vector
        {
            for(int i = 0; i < cList.size(); i++)
            {
                cout << "Name: " << cList[i].getlName() << " " << cList[i].getfName() << endl;
                cout << "Phone number: " << cList[i].getNum() << endl;
                cout << endl;
            }
        }

        int search(string f) //Searches the vector for the name
        {
            int index = 0;
            int position = -1;
            bool found = false;
            while(index < cList.size() && !found)
            {
                if(cList[index].getfName() == f)
                {
                    found = true; //If it finds the first name it will display last and first name, and the phone number
                    position = index;
                    cout << "Name: " << cList[position].getlName() << " " << cList[position].getfName() << endl;
                    cout << "Phone number: " << cList[position].getNum() << endl;
                }
                index++;
            }
            return position;
        }

        int delSearch(string f) //If it finds the name it returns the position
        {
            int index = 0;
            int position = -1;
            bool found = false;
            while(index < cList.size() && !found)
            {
                if(cList[index].getfName() == f)
                {
                    found = true;
                    position = index;
                }
                index++;
            }
            return position;
        }

        void deleteContact(int pos) //Deletes the elment at the position the user searched for
        {
            cList.erase(cList.begin()+pos);
        }
};

class nameError //Error class that displays the error when caught
{
    private:
        string s;
    public:
        nameError()
        {
            s = "That name is not on the list.";
        }

        void getError()
        {
            cout << "Error: " << s << endl;
        }
};
#endif // CONTACTS_H_INCLUDED


#include "contacts.h"
#include <iostream>
#include <fstream>
#include <string>
#include <vector>
using namespace std;

void options(char, ContactList&, Contacts&);

int main()
{
    string lName;
    string fName;
    string phoneNum;
    char choice = 'Y';
    ifstream inFile;
    ContactList phoneList;
    Contacts phone;

    inFile.open("friends2.txt");
    if(!inFile)
    {
        cout << "File not found." << endl;
        return 0;
    }

    while(inFile >> lName >> fName >> phoneNum)
    {
        phone.setInfo(lName, fName, phoneNum);
        phoneList.addContact(phone);
    }

    phoneList.print();

    do
    {
        cout << "What would you like to do? Add a contact(A), Delete a contact(D)" << endl;
        cout <<"Retrieve a contact(R), or Print(P)?" << endl;
        cin >> choice;
        try
        {
            options(choice, phoneList, phone);
        }

        catch(nameError n)
        {
            n.getError();
            return 1;
        }

        cout << "Would you like to do something else? Y/N" << endl;
        cin >> choice;
    } while(choice == 'Y' || choice == 'y');

}

void options(char c, ContactList &pList, Contacts &p)
{
    string l;
    string f;
    string pNum;
    int pos;

    if(c == 'P' || c == 'p')
    {
        pList.print();
    }

    if(c == 'A' || c == 'a')
    {
        cout << "Add a contact: Last name, First name Phone number." << endl;
        cin >> l >> f >> pNum;
        p.setInfo(l, f, pNum);
        pList.addContact(p);
    }

    if(c == 'R' || c == 'r')
    {
        cout << "Search for a contact by FIRST name." << endl;
        cin >> f;
        pos = pList.search(f);

        if(pos == -1)
        {
            throw nameError();
        }
    }

    if(c == 'D' || c == 'd')
    {
        cout << "Search for the contact by FIRST name." << endl;
        cin >> f;
        pos = pList.delSearch(f);
        pList.deleteContact(pos);

        if(pos == -1)
        {
            throw nameError();
        }
    }
}

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