zaliczeniePP/apka_StolowkaZPM/src/oknoPIN.java

import java.awt.EventQueue;
//import java.awt.Toolkit;

import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JOptionPane;

import java.awt.Color;
import javax.swing.SwingConstants;
//import javax.swing.BoxLayout;
//import javax.swing.JTree;
//import javax.swing.JSlider;
//import javax.swing.JToggleButton;
//import com.jgoodies.forms.layout.FormLayout;
//import com.jgoodies.forms.layout.ColumnSpec;
//import com.jgoodies.forms.layout.RowSpec;
//import com.jgoodies.forms.layout.FormSpecs;
//import javax.swing.JTextField;
import javax.swing.JPasswordField;
import javax.swing.JButton;
import java.awt.event.ActionListener;
import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.awt.event.ActionEvent;
import java.awt.Font;


public class oknoPIN extends StolowkaZPM {

	private JFrame PodajPin;
	private JPasswordField passwordField;

	public static void noweOkno() {
		EventQueue.invokeLater(new Runnable() {
			public void run() {
				try {
					oknoPIN window = new oknoPIN();
					window.PodajPin.setVisible(true);
				} catch (Exception e) {
					e.printStackTrace();
				}
			}
		});
	}

	Connection conn=null;
	
	public oknoPIN () {
		initialize2();
	}

	/**
	 * Initialize the contents of the frame.
	 */
	private void initialize2 () {
		//**************************************
		conn=SQLiteConnection.dbConnector();
		//**************************************
		PodajPin = new JFrame();
		PodajPin.setTitle("Podaj PIN");
		PodajPin.setBounds(100, 100, 528, 306);
		PodajPin.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
		PodajPin.getContentPane().setLayout(null);
	    PodajPin.setSize(1700, 600);
		
		JLabel lblOknoPin = new JLabel("Podaj sw\u00F3j PIN");
		lblOknoPin.setFont(new Font("Tahoma", Font.PLAIN, 56));
		lblOknoPin.setBounds(608, 128, 440, 58);
		lblOknoPin.setHorizontalAlignment(SwingConstants.CENTER);
		lblOknoPin.setBackground(Color.YELLOW);
		lblOknoPin.setForeground(Color.BLUE);
		PodajPin.getContentPane().add(lblOknoPin);
		
		passwordField = new JPasswordField(0);
		passwordField.setFont(new Font("Tahoma", Font.PLAIN, 60));
		passwordField.setHorizontalAlignment(SwingConstants.CENTER);
		passwordField.setToolTipText("4 cyfry PIN");
		passwordField.setBounds(753, 211, 157, 73);
		PodajPin.getContentPane().add(passwordField);
		
		JButton btnZaloguj = new JButton("Zaloguj");
		btnZaloguj.setFont(new Font("Tahoma", Font.PLAIN, 50));
		btnZaloguj.addActionListener(new ActionListener() {
			@SuppressWarnings("deprecation")
			public void actionPerformed(ActionEvent e) {
						
				try {
					String query = "SELECT * FROM users WHERE RFID=? and Password=?";
					PreparedStatement pst2 = conn.prepareStatement(query);
					pst2.setString(1, "0000");
					pst2.setString(2, passwordField.getText());
					ResultSet pass = pst2.executeQuery();
					int count = 0;
					while (pass.next()) {
						count=count+1;
					}
					if (count == 1) {
						passwordField.setText("");
						JOptionPane.showMessageDialog(PodajPin, "Zalogowano!");		
						PodajPin.setVisible(false);
						DrukujBilet wybierzMenu = new DrukujBilet();
						wybierzMenu.oknoDrukujBilet();
					} else {
						passwordField.setText("");
						JOptionPane.showMessageDialog(PodajPin, "NIE Zalogowano!");
					}
					pass.close();
					pst2.close();
				
				} catch (Exception e1){
					JOptionPane.showMessageDialog(null, e1);
					passwordField.setText("");
				}
				
			}
		});
		btnZaloguj.setBounds(724, 298, 213, 69);
		PodajPin.getContentPane().add(btnZaloguj);
	}
}