put back some files that vanished for absolutely no reason

WebBrowser/Config.cs

@@ -0,0 +1,92 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace XeroBrowser
+{
+    internal class Config
+    {
+        private static string Cfg_File = Environment.GetEnvironmentVariable("appdata") + "/Xero Browser/prefrences.conf";
+        private const string SEPERATOR = "=";
+        private static Dictionary<string, string> cfgEntries = new Dictionary<string, string>();
+
+        static Config()
+        {
+            loadCfg();
+        }
+
+        private static void loadCfg()
+        {
+            cfgEntries.Clear();
+            if (!File.Exists(Cfg_File))
+                saveCfg();
+
+            using (StreamReader cfgReader = File.OpenText(Cfg_File))
+            {
+                for (string? line = cfgReader.ReadLine(); line is not null; line = cfgReader.ReadLine())
+                {
+                    if (line.StartsWith("#")) continue;
+                    string[] values = line.Split(SEPERATOR.First());
+                    cfgEntries.Add(values.First().Trim(), String.Join(SEPERATOR, values.Skip(1)).Trim());
+                }
+
+            }
+        }
+        private static void saveCfg()
+        {
+            using (StreamWriter cfgWriter = File.CreateText(Cfg_File))
+            {
+                cfgWriter.WriteLine("############################################################################################");
+                cfgWriter.WriteLine("#              Caution: This is your settings file for Xero Browser!                       #");
+                cfgWriter.WriteLine("# Modifying anything in this file could cause things to break and is thus not reccomended. #");
+                cfgWriter.WriteLine("#                            Continue at your own risk!                                    #");
+                cfgWriter.WriteLine("############################################################################################");
+                foreach (KeyValuePair<String, String> values in cfgEntries)
+                {
+                    cfgWriter.WriteLine(String.Join(SEPERATOR, new String[] { values.Key.Trim(), values.Value.Trim() }));
+                }
+                
+            }
+        }
+                
+        public static void SetEntry(string key, string value)
+        {
+            key = key.Trim();
+            value = value.Trim().Replace("\n", String.Empty).Replace("\r", String.Empty);
+
+            if (EntryExists(key))
+                cfgEntries[key] = value;
+            else
+                cfgEntries.Add(key, value);
+
+            saveCfg();
+        }
+        public static bool EntryExists(string key)
+        {
+            return cfgEntries.ContainsKey(key);
+        }
+
+        public static string GetEntry(string key)
+        {
+            return EntryExists(key) ? cfgEntries[key] : String.Empty;
+        }
+        public static void RemoveEntry(string key)
+        {
+            cfgEntries.Remove(key.Trim());
+            saveCfg();
+        }
+        public static string GetEntry(string key, string defaultValue)
+        {
+            if (!EntryExists(key))
+            {
+                SetEntry(key, defaultValue);
+                return defaultValue;
+            }
+            return GetEntry(key);
+        }
+
+    }
+}