repair payment form + add functionality

must be fully working

src/main/java/tech/iBeans/POSware/Lite/OnPayment.form

@@ -1,6 +1,14 @@
 <?xml version="1.0" encoding="UTF-8" ?>
 
-<Form version="1.3" maxVersion="1.9" type="org.netbeans.modules.form.forminfo.JPanelFormInfo">
+<Form version="1.3" maxVersion="1.9" type="org.netbeans.modules.form.forminfo.JDialogFormInfo">
+  <Properties>
+    <Property name="defaultCloseOperation" type="int" value="2"/>
+    <Property name="title" type="java.lang.String" value="POSware Lite: Payment"/>
+  </Properties>
+  <SyntheticProperties>
+    <SyntheticProperty name="formSizePolicy" type="int" value="1"/>
+    <SyntheticProperty name="generateCenter" type="boolean" value="false"/>
+  </SyntheticProperties>
   <AuxValues>
     <AuxValue name="FormSettings_autoResourcing" type="java.lang.Integer" value="0"/>
     <AuxValue name="FormSettings_autoSetComponentName" type="java.lang.Boolean" value="false"/>
@@ -16,29 +24,6 @@
 
   <Layout class="org.netbeans.modules.form.compat2.layouts.DesignBorderLayout"/>
   <SubComponents>
-    <Container class="javax.swing.JPanel" name="jPanel_actions">
-      <Constraints>
-        <Constraint layoutClass="org.netbeans.modules.form.compat2.layouts.DesignBorderLayout" value="org.netbeans.modules.form.compat2.layouts.DesignBorderLayout$BorderConstraintsDescription">
-          <BorderConstraints direction="Last"/>
-        </Constraint>
-      </Constraints>
-
-      <Layout class="org.netbeans.modules.form.compat2.layouts.DesignFlowLayout"/>
-      <SubComponents>
-        <Component class="javax.swing.JButton" name="jButton_action_cancel">
-          <Properties>
-            <Property name="text" type="java.lang.String" value="Cancel"/>
-            <Property name="actionCommand" type="java.lang.String" value="action_cancel"/>
-          </Properties>
-        </Component>
-        <Component class="javax.swing.JButton" name="jButton_action_continue">
-          <Properties>
-            <Property name="text" type="java.lang.String" value="Complete"/>
-            <Property name="actionCommand" type="java.lang.String" value="action_continue"/>
-          </Properties>
-        </Component>
-      </SubComponents>
-    </Container>
     <Container class="javax.swing.JPanel" name="jPanel_information">
       <Constraints>
         <Constraint layoutClass="org.netbeans.modules.form.compat2.layouts.DesignBorderLayout" value="org.netbeans.modules.form.compat2.layouts.DesignBorderLayout$BorderConstraintsDescription">
@@ -80,7 +65,7 @@
         </Component>
         <Component class="javax.swing.JLabel" name="jLabel_information_payment_value">
           <Properties>
-            <Property name="text" type="java.lang.String" value="jLabel1"/>
+            <Property name="text" type="java.lang.String" value="Payment"/>
           </Properties>
           <Constraints>
             <Constraint layoutClass="org.netbeans.modules.form.compat2.layouts.DesignGridBagLayout" value="org.netbeans.modules.form.compat2.layouts.DesignGridBagLayout$GridBagConstraintsDescription">
@@ -95,6 +80,50 @@
             </Constraint>
           </Constraints>
         </Component>
+        <Component class="javax.swing.JLabel" name="jLabel_information_change">
+          <Properties>
+            <Property name="text" type="java.lang.String" value="Change"/>
+          </Properties>
+          <Constraints>
+            <Constraint layoutClass="org.netbeans.modules.form.compat2.layouts.DesignGridBagLayout" value="org.netbeans.modules.form.compat2.layouts.DesignGridBagLayout$GridBagConstraintsDescription">
+              <GridBagConstraints gridX="0" gridY="2" gridWidth="1" gridHeight="1" fill="0" ipadX="0" ipadY="0" insetsTop="0" insetsLeft="0" insetsBottom="0" insetsRight="0" anchor="10" weightX="0.0" weightY="0.0"/>
+            </Constraint>
+          </Constraints>
+        </Component>
+        <Component class="javax.swing.JTextField" name="jTextField1">
+          <Properties>
+            <Property name="editable" type="boolean" value="false"/>
+            <Property name="horizontalAlignment" type="int" value="11"/>
+          </Properties>
+          <Constraints>
+            <Constraint layoutClass="org.netbeans.modules.form.compat2.layouts.DesignGridBagLayout" value="org.netbeans.modules.form.compat2.layouts.DesignGridBagLayout$GridBagConstraintsDescription">
+              <GridBagConstraints gridX="1" gridY="2" gridWidth="1" gridHeight="1" fill="1" ipadX="0" ipadY="0" insetsTop="0" insetsLeft="0" insetsBottom="0" insetsRight="0" anchor="10" weightX="1.0" weightY="0.0"/>
+            </Constraint>
+          </Constraints>
+        </Component>
+      </SubComponents>
+    </Container>
+    <Container class="javax.swing.JPanel" name="jPanel_actions">
+      <Constraints>
+        <Constraint layoutClass="org.netbeans.modules.form.compat2.layouts.DesignBorderLayout" value="org.netbeans.modules.form.compat2.layouts.DesignBorderLayout$BorderConstraintsDescription">
+          <BorderConstraints direction="Last"/>
+        </Constraint>
+      </Constraints>
+
+      <Layout class="org.netbeans.modules.form.compat2.layouts.DesignFlowLayout"/>
+      <SubComponents>
+        <Component class="javax.swing.JButton" name="jButton_action_cancel">
+          <Properties>
+            <Property name="text" type="java.lang.String" value="Cancel"/>
+            <Property name="actionCommand" type="java.lang.String" value="action_cancel"/>
+          </Properties>
+        </Component>
+        <Component class="javax.swing.JButton" name="jButton_action_continue">
+          <Properties>
+            <Property name="text" type="java.lang.String" value="Complete"/>
+            <Property name="actionCommand" type="java.lang.String" value="action_continue"/>
+          </Properties>
+        </Component>
       </SubComponents>
     </Container>
   </SubComponents>

src/main/java/tech/iBeans/POSware/Lite/OnPayment.java

@@ -1,52 +1,54 @@
 /*
  * Click nbfs://nbhost/SystemFileSystem/Templates/Licenses/license-default.txt to change this license
- * Click nbfs://nbhost/SystemFileSystem/Templates/GUIForms/JPanel.java to edit this template
+ * Click nbfs://nbhost/SystemFileSystem/Templates/GUIForms/JDialog.java to edit this template
  */
 package tech.iBeans.POSware.Lite;
 
+import java.awt.event.ActionEvent;
+import java.awt.event.ActionListener;
+import javax.swing.SpinnerNumberModel;
+import javax.swing.event.ChangeEvent;
+import javax.swing.event.ChangeListener;
+
 /**
  *
  * @author eleven
  */
-public class OnPayment extends javax.swing.JPanel {
+public class OnPayment extends javax.swing.JDialog {
 
     /**
-     * Creates new form OnPayment
+     * Creates new form Window_Payment
      */
-    public OnPayment() {
+    public OnPayment(java.awt.Frame parent, boolean modal) {
+        super(parent, modal);
         initComponents();
     }
     
+    private static OnPayment dialog_payment = new OnPayment(new javax.swing.JFrame(), true);
+
     /**
      * This method is called from within the constructor to initialize the form.
      * WARNING: Do NOT modify this code. The content of this method is always
      * regenerated by the Form Editor.
      */
-    @SuppressWarnings("unchecked")
+    
     // <editor-fold defaultstate="collapsed" desc="Generated Code">//GEN-BEGIN:initComponents
     private void initComponents() {
         java.awt.GridBagConstraints gridBagConstraints;
 
-        jPanel_actions = new javax.swing.JPanel();
-        jButton_action_cancel = new javax.swing.JButton();
-        jButton_action_continue = new javax.swing.JButton();
         jPanel_information = new javax.swing.JPanel();
         jLabel_information_total = new javax.swing.JLabel();
         jTextField_information_total_value = new javax.swing.JTextField();
         jLabel_information_payment_value = new javax.swing.JLabel();
         jSpinner_information_payment_value = new javax.swing.JSpinner();
+        jLabel_information_change = new javax.swing.JLabel();
+        jTextField1 = new javax.swing.JTextField();
+        jPanel_actions = new javax.swing.JPanel();
+        jButton_action_cancel = new javax.swing.JButton();
+        jButton_action_continue = new javax.swing.JButton();
 
-        setLayout(new java.awt.BorderLayout());
+        setDefaultCloseOperation(javax.swing.WindowConstants.DISPOSE_ON_CLOSE);
-
+        setTitle("POSware Lite: Payment");
-        jButton_action_cancel.setText("Cancel");
-        jButton_action_cancel.setActionCommand("action_cancel");
-        jPanel_actions.add(jButton_action_cancel);
-
-        jButton_action_continue.setText("Complete");
-        jButton_action_continue.setActionCommand("action_continue");
-        jPanel_actions.add(jButton_action_continue);
-
-        add(jPanel_actions, java.awt.BorderLayout.PAGE_END);
 
         jPanel_information.setLayout(new java.awt.GridBagLayout());
 
@@ -70,7 +72,7 @@ public class OnPayment extends javax.swing.JPanel {
         gridBagConstraints.weightx = 1.0;
         jPanel_information.add(jTextField_information_total_value, gridBagConstraints);
 
-        jLabel_information_payment_value.setText("jLabel1");
+        jLabel_information_payment_value.setText("Payment");
         gridBagConstraints = new java.awt.GridBagConstraints();
         gridBagConstraints.gridx = 0;
         gridBagConstraints.gridy = 1;
@@ -80,20 +82,136 @@ public class OnPayment extends javax.swing.JPanel {
         gridBagConstraints.gridy = 1;
         gridBagConstraints.fill = java.awt.GridBagConstraints.BOTH;
         gridBagConstraints.weightx = 1.0;
+        jSpinner_information_payment_value.addChangeListener(new ChangeListener() {
+            public void stateChanged(ChangeEvent e) {
+                getCompletable();
+            }
+        });
+        jSpinner_information_payment_value.setModel(model_price);
         jPanel_information.add(jSpinner_information_payment_value, gridBagConstraints);
 
-        add(jPanel_information, java.awt.BorderLayout.CENTER);
+        jLabel_information_change.setText("Change");
+        gridBagConstraints = new java.awt.GridBagConstraints();
+        gridBagConstraints.gridx = 0;
+        gridBagConstraints.gridy = 2;
+        jPanel_information.add(jLabel_information_change, gridBagConstraints);
+
+        jTextField1.setEditable(false);
+        jTextField1.setHorizontalAlignment(javax.swing.JTextField.TRAILING);
+        gridBagConstraints = new java.awt.GridBagConstraints();
+        gridBagConstraints.gridx = 1;
+        gridBagConstraints.gridy = 2;
+        gridBagConstraints.fill = java.awt.GridBagConstraints.BOTH;
+        gridBagConstraints.weightx = 1.0;
+        jPanel_information.add(jTextField1, gridBagConstraints);
+
+        getContentPane().add(jPanel_information, java.awt.BorderLayout.CENTER);
+
+        jButton_action_cancel.setText("Cancel");
+        jButton_action_cancel.addActionListener(setCancelled);
+        jPanel_actions.add(jButton_action_cancel);
+
+        jButton_action_continue.setText("Complete");
+        jButton_action_continue.addActionListener(setCompleted);
+        jPanel_actions.add(jButton_action_continue);
+
+        getContentPane().add(jPanel_actions, java.awt.BorderLayout.PAGE_END);
+
+        pack();
     }// </editor-fold>//GEN-END:initComponents
 
     
+
     // Variables declaration - do not modify//GEN-BEGIN:variables
-    private javax.swing.JButton jButton_action_cancel;
+    private static javax.swing.JButton jButton_action_cancel;
-    private javax.swing.JButton jButton_action_continue;
+    private static javax.swing.JButton jButton_action_continue;
-    private javax.swing.JLabel jLabel_information_payment_value;
+    private static javax.swing.JLabel jLabel_information_change;
-    private javax.swing.JLabel jLabel_information_total;
+    private static javax.swing.JLabel jLabel_information_payment_value;
-    private javax.swing.JPanel jPanel_actions;
+    private static javax.swing.JLabel jLabel_information_total;
-    private javax.swing.JPanel jPanel_information;
+    private static javax.swing.JPanel jPanel_actions;
-    private javax.swing.JSpinner jSpinner_information_payment_value;
+    private static javax.swing.JPanel jPanel_information;
-    private javax.swing.JTextField jTextField_information_total_value;
+    private static javax.swing.JSpinner jSpinner_information_payment_value;
+    private static javax.swing.JTextField jTextField1;
+    private static javax.swing.JTextField jTextField_information_total_value;
     // End of variables declaration//GEN-END:variables
+    
+    public static Boolean display() {
+		/* Display the transaction. */
+		dialog_payment.setModal(true);
+                dialog_payment.addWindowListener(new java.awt.event.WindowAdapter() {
+                    @Override
+                    public void windowClosing(java.awt.event.WindowEvent e) {
+                        // Reflect a cancelled payment. 
+			payment.state = false;
+                        e.getWindow().dispose();
+                    }
+                });
+                getCompletable();
+		dialog_payment.setVisible(true);
+		return(payment.state);
+	};
+
+	// Set the numerical model. 
+	private SpinnerNumberModel model_price = new SpinnerNumberModel(0, 0, Integer.MAX_VALUE, .01);
+
+	// Window events
+	private static void getCompletable() {
+		float in = Float.parseFloat(String.valueOf(jSpinner_information_payment_value.getValue()));
+		
+		// Calculate the value. 
+		payment.calculate(in);
+		setCompletable();
+		update();
+	}
+	
+	private static boolean setCompletable() {
+		/* Calculate whether the change is sufficient. */
+		setCompletable(payment.OK);
+		
+		return (payment.OK);
+	};
+
+	private static boolean setCompletable(boolean STATE) {
+		/* Calculate whether the change is sufficient. */
+		jButton_action_continue.setEnabled(STATE);
+
+		if (STATE) {
+			dialog_payment.getRootPane().setDefaultButton(jButton_action_continue);
+		} else {
+			dialog_payment.getRootPane().setDefaultButton(jButton_action_cancel);
+		};
+
+		return (STATE);
+	};
+
+	ActionListener setCompleted = new ActionListener() {
+		@Override
+		public void actionPerformed(ActionEvent e) {
+			payment.OK = true;
+			payment.state = true;
+			dispose();
+		};
+	};
+
+	ActionListener setCancelled = new ActionListener() {
+		@Override
+		public void actionPerformed(ActionEvent e) {
+			payment.OK = false;
+			payment.state = false;
+			dispose();
+		};
+	};
+
+	
+	// Update information. 
+	public static void update() {
+		/* Update the information. */
+		if (payment.total != null) {
+			jTextField_information_total_value.setText(String.valueOf(payment.total));
+		};
+		if (payment.change != null) {
+			jTextField1.setText(String.valueOf(payment.change));
+		};
+	};
+
 }