patController.java

import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;

import javax.swing.event.ListSelectionEvent;
import javax.swing.event.ListSelectionListener;


	
	public class patController implements ActionListener, ListSelectionListener{

		patModel M = null;
		patView V = null;
		login loginPage = null;
		homeView homePage = null;
		int counter = 0;
		
		public patController(patModel modelRef, patView viewRef, login loginRef, homeView homeRef){
			
			M = modelRef;
			V = viewRef;
			loginPage = loginRef;
			homePage = homeRef;
			
		}
		
		public void actionPerformed(ActionEvent e) {

			if (e.getActionCommand().equals("createNew")){
				
				M.newEntry();
				
			}

			else if (e.getActionCommand().equals("delete")){
				
				String id = (String) V.getTable().getValueAt(V.getTable().getSelectedRow(), 0);
				M.delete(id);
				
			}
			
			else if (e.getActionCommand().equals("save")){
				
				String id = (String) V.getTable().getValueAt(V.getTable().getSelectedRow(), 0);
				M.save(id);
				
			}
			
			else if (e.getActionCommand().equals("logout")){
				
				V.setVisible(false);
				loginPage.setVisible(true);
				
			}
			
			else if (e.getActionCommand().equals("backHome")){
				
				V.setVisible(false);
				homePage.setVisible(true);
				
			}
			
		}

		public void valueChanged(ListSelectionEvent e) {
		
			counter ++;
			
			if (counter == 2){
				
				String id = (String) V.getTable().getValueAt(V.getTable().getSelectedRow(), 0);
				M.select(id);;
				counter = 0;
				
			}
			
		}

	}