Vending Machine Resit

src/VendingMachineClass.java

+import javax.*;
+import javax.swing.JFrame;
+import javax.swing.JLabel;
+import javax.swing.JPanel;
 
-public class VendingMachineClass extends javax.swing.JFrame {
+import java.awt.*;
+import java.awt.event.*;
+
+public class VendingMachineClass extends javax.swing.JFrame implements ActionListener{
 
     
     public VendingMachineClass() {
         initComponents();
         
     }
+    
+        
+    
+    	
+    	
+    
 
                         
     private void initComponents() {
@@ -27,7 +40,14 @@ public class VendingMachineClass extends javax.swing.JFrame {
         jTextField3 = new javax.swing.JTextField();
         jButton2 = new javax.swing.JButton();
         jButton3 = new javax.swing.JButton();
+        
+        
 
+        //Here I am adding action listeners for each button, this allows me to add functionality to them.
+        jButton3.addActionListener(this);
+        jButton2.addActionListener(this);
+
+        
         setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
 
         jComboBox1.setModel(new javax.swing.DefaultComboBoxModel<>(new String[] { chocolate , water , hot_drink, snack, sweet }));
@@ -38,11 +58,13 @@ public class VendingMachineClass extends javax.swing.JFrame {
 
         jLabel1.setText("Selected Item");
 
-        jButton1.setText("Money Out");
+        jButton1.setText("Cost");
 
-        jButton2.setText("Money In");
+        jButton2.setText("Purchase");
         
         jButton3.setText("Add");
+        
+        
 
         javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
         getContentPane().setLayout(layout);
@@ -96,7 +118,27 @@ public class VendingMachineClass extends javax.swing.JFrame {
 
         pack();
     }
-   
+    //Here I create some variables
+    int cost = 0;
+    int stock = 20;
+    
+    public void actionPerformed(ActionEvent e) {
+    	//Checks which button has been clicked
+    	if(e.getActionCommand().equals("Add")) {
+    		//If the add button is clicked the item will be displayed in the following text areas.
+    		jTextField1.setText(jComboBox1.getSelectedItem().toString());
+    		jTextArea1.setText(jComboBox1.getSelectedItem().toString());
+
+    		
+    	}
+    	
+    	if(e.getActionCommand().equals("Cost")) {
+    		
+    		System.out.print("Test");
+    	}
+    	}
+    
+    
     public static void main(String args[]) {
        
         try {
@@ -121,10 +163,12 @@ public class VendingMachineClass extends javax.swing.JFrame {
         java.awt.EventQueue.invokeLater(new Runnable() {
             public void run() {
                 new VendingMachineClass().setVisible(true);
+                
             }
         });
     }
-
+    
+    
                    
     private javax.swing.JButton jButton1;
     private javax.swing.JButton jButton2;
@@ -138,3 +182,4 @@ public class VendingMachineClass extends javax.swing.JFrame {
     private javax.swing.JTextField jTextField3;
                 
 }
+