Update temp.java

src/main/java/temp.java

@@ -9,10 +9,28 @@
  * @author rober
  */
 public class temp extends javax.swing.JFrame {
-
         /**
      * Creates new form temp
      */
+    
+    static double price[]={2, 0.5, 1, 2, 1};
+	//the prices
+    static double quantity[]={20, 20, 20, 20, 20};
+	//the quantity of the items
+    static double ctrlquant[]={20, 20, 20, 20, 20};
+	//the maximum quantity of the items
+    static String itemCode[]={"01", "02", "03", "04", "05"};
+	//the code of the items
+    static String itemName[]={"Chocolate","Water","Drink", "Snack", "Sweet"};
+	//the names of the items
+       
+    //setting the default values
+    static String ID = "";
+    static String Chosen = "";
+    static String Price = "";
+    
+    
+
     public temp() {      
         initComponents();   
     }
@@ -26,22 +44,112 @@ public class temp extends javax.swing.JFrame {
     // <editor-fold defaultstate="collapsed" desc="Generated Code">//GEN-BEGIN:initComponents
     private void initComponents() {
 
+        ItemSelect = new javax.swing.JPanel();
+        ItemSelectBox = new javax.swing.JComboBox<>();
+        jLabel1 = new javax.swing.JLabel();
+        PriceLabel = new javax.swing.JLabel();
+
         setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
 
+        ItemSelectBox.setModel(new javax.swing.DefaultComboBoxModel<>(new String[] { "Select Item", "Chocolate", "Water", "Drink", "Snack", "Sweet" }));
+        ItemSelectBox.addActionListener(new java.awt.event.ActionListener() {
+            public void actionPerformed(java.awt.event.ActionEvent evt) {
+                ItemSelectBoxActionPerformed(evt);
+            }
+        });
+
+        jLabel1.setText("Select Item Here:");
+
+        javax.swing.GroupLayout ItemSelectLayout = new javax.swing.GroupLayout(ItemSelect);
+        ItemSelect.setLayout(ItemSelectLayout);
+        ItemSelectLayout.setHorizontalGroup(
+            ItemSelectLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
+            .addGroup(ItemSelectLayout.createSequentialGroup()
+                .addContainerGap()
+                .addGroup(ItemSelectLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
+                    .addGroup(ItemSelectLayout.createSequentialGroup()
+                        .addGap(0, 0, Short.MAX_VALUE)
+                        .addGroup(ItemSelectLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
+                            .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, ItemSelectLayout.createSequentialGroup()
+                                .addComponent(jLabel1)
+                                .addGap(22, 22, 22))
+                            .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, ItemSelectLayout.createSequentialGroup()
+                                .addComponent(ItemSelectBox, javax.swing.GroupLayout.PREFERRED_SIZE, 107, javax.swing.GroupLayout.PREFERRED_SIZE)
+                                .addContainerGap())))
+                    .addGroup(ItemSelectLayout.createSequentialGroup()
+                        .addComponent(PriceLabel)
+                        .addGap(0, 0, Short.MAX_VALUE))))
+        );
+        ItemSelectLayout.setVerticalGroup(
+            ItemSelectLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
+            .addGroup(ItemSelectLayout.createSequentialGroup()
+                .addGap(51, 51, 51)
+                .addComponent(jLabel1)
+                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
+                .addComponent(ItemSelectBox, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
+                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
+                .addComponent(PriceLabel)
+                .addContainerGap(30, Short.MAX_VALUE))
+        );
+
         javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
         getContentPane().setLayout(layout);
         layout.setHorizontalGroup(
             layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
-            .addGap(0, 400, Short.MAX_VALUE)
+            .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, layout.createSequentialGroup()
+                .addGap(0, 279, Short.MAX_VALUE)
+                .addComponent(ItemSelect, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
         );
         layout.setVerticalGroup(
             layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
-            .addGap(0, 300, Short.MAX_VALUE)
+            .addGroup(layout.createSequentialGroup()
+                .addComponent(ItemSelect, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
+                .addGap(0, 168, Short.MAX_VALUE))
         );
 
         pack();
     }// </editor-fold>//GEN-END:initComponents
 
+    private void ItemSelectBoxActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_ItemSelectBoxActionPerformed
+        // TODO add your handling code here:
+        Chosen = ItemSelectBox.getSelectedItem().toString();
+        //gets the item selected
+        
+        switch(Chosen){
+            //give the value of the item back
+            case "Chocolate":
+                Price = "£2";
+                ID = "01";
+                break;
+            case "Water":
+                Price = "£0.5";
+                ID = "02";
+                break;
+            case "Drink":
+                Price = "£1";
+                ID = "03";
+                break;
+            case "Snack":
+                Price = "£2";
+                ID = "04";
+                break;
+            case "Sweet":
+                Price = "£1";
+                ID = "05";
+                break;
+            default :
+                Price = "";
+                ID = "";
+        }
+        if (ID == ""){        
+            PriceLabel.setText("Please selct an Item");
+        } else {
+            PriceLabel.setText("Price: " + Price);
+        }
+        
+        //update price label
+    }//GEN-LAST:event_ItemSelectBoxActionPerformed
+
     /**
      * @param args the command line arguments
      */
@@ -68,7 +176,6 @@ public class temp extends javax.swing.JFrame {
             java.util.logging.Logger.getLogger(temp.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
         }
         //</editor-fold>
-
         /* Create and display the form */
         java.awt.EventQueue.invokeLater(new Runnable() {
             public void run() {
@@ -78,6 +185,10 @@ public class temp extends javax.swing.JFrame {
     }
 
     // Variables declaration - do not modify//GEN-BEGIN:variables
+    private javax.swing.JPanel ItemSelect;
+    private javax.swing.JComboBox<String> ItemSelectBox;
+    private javax.swing.JLabel PriceLabel;
+    private javax.swing.JLabel jLabel1;
     // End of variables declaration//GEN-END:variables
 }