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Solved the requirement of create a phone directory class using java #3

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157 changes: 157 additions & 0 deletions JavaComplete/PhoneDirectory.java
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Original file line number Diff line number Diff line change
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import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
import java.util.HashMap;

public class PhoneDirectory extends JFrame implements ActionListener {


// HashMap to store contacts
HashMap<String, Contact> contacts = new HashMap<>();

// GUI components
JTextField firstNameField, lastNameField, emailField, phoneNumberField, jobNameField, searchField;
JTextArea displayArea;
JButton addButton, deleteButton, updateButton, searchButton, showAllButton;

// Constructor to initialize the GUI
public PhoneDirectory() {
setTitle("Phone Directory");
setSize(400, 600);
setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
setLayout(new GridLayout(0, 1));

// Input fields
firstNameField = new JTextField(15);
lastNameField = new JTextField(15);
emailField = new JTextField(15);
phoneNumberField = new JTextField(15);
jobNameField = new JTextField(15);
searchField = new JTextField(15);

// Buttons
addButton = new JButton("Add Contact");
deleteButton = new JButton("Delete Contact");
updateButton = new JButton("Update Contact");
searchButton = new JButton("Search Contact");
showAllButton = new JButton("Show All Contacts");

// Display area
displayArea = new JTextArea(10, 30);
displayArea.setEditable(false);

// Panel for input fields and labels
JPanel inputPanel = new JPanel();
inputPanel.setLayout(new GridLayout(0, 2));
inputPanel.add(new JLabel("First Name:"));
inputPanel.add(firstNameField);
inputPanel.add(new JLabel("Last Name:"));
inputPanel.add(lastNameField);
inputPanel.add(new JLabel("Email:"));
inputPanel.add(emailField);
inputPanel.add(new JLabel("Phone Number:"));
inputPanel.add(phoneNumberField);
inputPanel.add(new JLabel("Job Name:"));
inputPanel.add(jobNameField);

// Panel for search field
JPanel searchPanel = new JPanel();
searchPanel.add(new JLabel("Search by Phone/Name:"));
searchPanel.add(searchField);

// Panel for buttons
JPanel buttonPanel = new JPanel();
buttonPanel.add(addButton);
buttonPanel.add(deleteButton);
buttonPanel.add(updateButton);
buttonPanel.add(searchButton);
buttonPanel.add(showAllButton);

// Add action listeners to buttons
addButton.addActionListener(this);
deleteButton.addActionListener(this);
updateButton.addActionListener(this);
searchButton.addActionListener(this);
showAllButton.addActionListener(this);

// Add components to the frame
add(inputPanel);
add(searchPanel);
add(buttonPanel);
add(new JScrollPane(displayArea));

setVisible(true);
}

// Inner class to define a Contact
class Contact {
String firstName, lastName, email, phoneNumber, jobName;

Contact(String firstName, String lastName, String email, String phoneNumber, String jobName) {
this.firstName = firstName;
this.lastName = lastName;
this.email = email;
this.phoneNumber = phoneNumber;
this.jobName = jobName;
}

@Override
public String toString() {
return firstName + " " + lastName + " - " + email + " - " + phoneNumber + " - " + jobName;
}
}

// Method to handle button actions
public void actionPerformed(ActionEvent e) {
String firstName = firstNameField.getText();
String lastName = lastNameField.getText();
String email = emailField.getText();
String phoneNumber = phoneNumberField.getText();
String jobName = jobNameField.getText();

if (e.getSource() == addButton) {
// Add contact
if (!phoneNumber.isEmpty()) {
contacts.put(phoneNumber, new Contact(firstName, lastName, email, phoneNumber, jobName));
displayArea.setText("Contact added: " + phoneNumber);
} else {
displayArea.setText("Phone number is required to add contact.");
}
} else if (e.getSource() == deleteButton) {
// Delete contact
if (!phoneNumber.isEmpty()) {
contacts.remove(phoneNumber);
displayArea.setText("Contact deleted: " + phoneNumber);
} else {
displayArea.setText("Enter phone number to delete contact.");
}
} else if (e.getSource() == updateButton) {
// Update contact
if (!phoneNumber.isEmpty() && contacts.containsKey(phoneNumber)) {
contacts.put(phoneNumber, new Contact(firstName, lastName, email, phoneNumber, jobName));
displayArea.setText("Contact updated: " + phoneNumber);
} else {
displayArea.setText("Contact not found.");
}
} else if (e.getSource() == searchButton) {
// Search contact
String searchKey = searchField.getText();
if (contacts.containsKey(searchKey)) {
displayArea.setText(contacts.get(searchKey).toString());
} else {
displayArea.setText("Contact not found.");
}
} else if (e.getSource() == showAllButton) {
// Show all contacts
StringBuilder allContacts = new StringBuilder();
for (Contact contact : contacts.values()) {
allContacts.append(contact.toString()).append("\n");
}
displayArea.setText(allContacts.toString());
}
}

public static void main(String[] args) {
new PhoneDirectory();
}
}