Switching project to C# (because why not)

OpenSaveCloudClient/SettingsForm.cs

@@ -0,0 +1,53 @@
+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;
+using OpenSaveCloudClient.Models;
+
+namespace OpenSaveCloudClient
+{
+    public partial class SettingsForm : Form
+    {
+
+        private readonly Configuration _configuration;
+
+        public SettingsForm()
+        {
+            InitializeComponent();
+            _configuration = Configuration.GetInstance();
+            InitAndFillFields();
+        }
+
+        private void InitAndFillFields()
+        {
+            IgdbCheckBox.Checked = _configuration.GetBoolean("igdb.enabled", false);
+            IgdbClientID.Text = _configuration.GetString("igdb.client_id", "");
+            IgdbClientSecret.Text = _configuration.GetString("igdb.client_secret", "");
+        }
+
+        private void IgdbCheckBox_CheckedChanged(object sender, EventArgs e)
+        {
+            IgdbClientID.Enabled = IgdbCheckBox.Checked;
+            IgdbClientSecret.Enabled = IgdbCheckBox.Checked;
+        }
+
+        private void Save()
+        {
+            _configuration.SetValue("igdb.enabled", IgdbCheckBox.Checked);
+            _configuration.SetValue("igdb.client_id", IgdbClientID.Text);
+            _configuration.SetValue("igdb.client_secret", IgdbClientSecret.Text);
+            _configuration.Flush();
+        }
+
+        private void button1_Click(object sender, EventArgs e)
+        {
+            Save();
+            Close();
+        }
+    }
+}