finish??

HCI_Coursework_EVCHARGE/LoginForm.cs

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+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Data;
+using System.Drawing;
+using System.Linq;
+using System.Reflection.Emit;
+using System.Security.Cryptography;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Forms;
+
+namespace HCI_Coursework_EVCHARGE
+{
+    public partial class AccountDetailForm : Form
+    {
+        Keyboard keyboard;
+        Pinpad pinpad;
+        public AccountDetailForm()
+        {
+            InitializeComponent();
+            this.ActiveControl = this.loginLabel;
+            StartPosition = FormStartPosition.CenterScreen;
+        }
+
+        private void accountNo_Focus(object sender, EventArgs e)
+        {
+            TextBox textBox = (TextBox)sender;  // take a copy of the object reference for the particular textbox pressed
+
+            if (keyboard == null)  // check if the keyboard is already created
+            {
+                keyboard = new Keyboard();   // no keyboard so create an instance of one
+                keyboard.FormClosed += delegate
+                {
+                    keyboard = null;  // when the keyboard is closed, dispose of the keyboard instance
+                    this.ActiveControl = loginLabel; // when the keyboard is closed, reset focus to the dummy label else
+                                                 // it will give focus to a textbox which would trigger the event to
+                                                 // make another keyboard appear.
+                };
+            }
+            keyboard.setTextBox(textBox);  // tell the keyboard which textbox to send its characters too
+            keyboard.Show(); // show the keyboard
+
+            keyboard.Top = this.Top + textBox.Top + textBox.Height + 30;
+        }
+
+        private void accountPin_Focus(object sender, EventArgs e) {
+            TextBox textBox = (TextBox)sender;
+
+            if ( pinpad == null )
+            {
+                pinpad = new Pinpad();
+                pinpad.FormClosed += delegate
+                {
+                    pinpad = null;
+                    this.ActiveControl = loginLabel;
+                };
+            }
+            pinpad.setTextBox(textBox);
+            pinpad.Show();
+            pinpad.Top = this.Top + textBox.Top + textBox.Height + 30;
+
+
+        }
+
+        private void cancel_Click(object sender, EventArgs e)
+        {
+            keyboard?.Close();
+            pinpad?.Close();
+            Close();
+        }
+
+        private void login_Click(object sender, EventArgs e)
+        {
+            if ( accountNoTextBox.Text == "" )
+            {
+                if ( accountPinTextBox.Text == "" )
+                {
+                    BaySelection baySelection = new BaySelection( accountNoTextBox.Text );
+                    baySelection.Show();
+                    baySelection.FormClosed += delegate
+                    {
+                        baySelection = null;
+                    };
+                    Close();
+                }
+            }
+        }
+
+        private void accountNo_LoseFocus(object sender, EventArgs e)
+        {
+            if (keyboard != null)
+            {
+                keyboard.Close();
+            }
+        }
+
+        private void accountPin_LoseFocus(Object sender, EventArgs e)
+        {
+            if (pinpad != null )
+            {
+                pinpad.Close();
+            }
+        }
+    }
+}