Switching project to C# (because why not)

OpenSaveCloudClient/LoginForm.cs

@@ -0,0 +1,79 @@
+using OpenSaveCloudClient.Core;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Data;
+using System.Drawing;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Forms;
+
+namespace OpenSaveCloudClient
+{
+    public partial class LoginForm : Form
+    {
+
+        private ServerConnector serverConnector;
+
+        public LoginForm()
+        {
+            InitializeComponent();
+            serverConnector = ServerConnector.GetInstance();
+        }
+
+        private void LoginButton_Click(object sender, EventArgs e)
+        {
+            LockControls(true);
+            try
+            {
+                if (string.IsNullOrWhiteSpace(ServerTextBox.Text))
+                {
+                    MessageBox.Show("The server hostname or IP is empty, cannot login to an unknown server", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                    return;
+                }
+                if (string.IsNullOrWhiteSpace(UsernameTextBox.Text) || string.IsNullOrWhiteSpace(PasswordTextBox.Text))
+                {
+                    MessageBox.Show("Password or username cannot be empty", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                    return;
+                }
+                decimal port = PortNumericBox.Value;
+                serverConnector.BindNewServer(ServerTextBox.Text, (int)port);
+                if (serverConnector.Bind)
+                {
+                    serverConnector.Login(UsernameTextBox.Text, PasswordTextBox.Text);
+                    if (serverConnector.Connected)
+                    {
+                        Close();
+                    }
+                    else
+                    {
+                        MessageBox.Show("Wrong username or password", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                    }
+                }
+                else
+                {
+                    MessageBox.Show("Failed to find the server, check the hostname or the port", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                }
+            }
+            catch (Exception ex)
+            {
+                MessageBox.Show(ex.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
+            }
+            finally
+            {
+                LockControls(false);
+            }
+        }
+
+        private void LockControls(bool value)
+        {
+            value = !value;
+            ServerTextBox.Enabled = value;
+            PortNumericBox.Enabled = value;
+            UsernameTextBox.Enabled = value;
+            PasswordTextBox.Enabled = value;
+            LoginButton.Enabled = value;
+        }
+    }
+}