Added code for the new extension store

ActionButton/ActionButton.cs

@@ -129,7 +129,6 @@ private void UpdateBindingState(Variables.Variable variable)
 
         public event EventHandler StateChanged;
         public event EventHandler IconChanged;
-        public long ButtonId { get; set; }
 
         private bool _state = false;
         public bool State

Extension/IMacroDeckExtension.cs

@@ -0,0 +1,17 @@
+using SuchByte.MacroDeck.ExtensionStore;
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace SuchByte.MacroDeck.Extension
+{
+    public interface IMacroDeckExtension
+    {
+        public ExtensionType ExtensionType { get; }
+        public string ExtensionTypeDisplayName { get; }
+        public object ExtensionObject { get; }
+        public bool Configurable { get; }
+        public void Uninstall();
+
+    }
+}

Extension/IconPackExtension.cs

@@ -0,0 +1,27 @@
+using SuchByte.MacroDeck.ExtensionStore;
+using SuchByte.MacroDeck.Icons;
+using SuchByte.MacroDeck.Language;
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace SuchByte.MacroDeck.Extension
+{
+    public class IconPackExtension : IMacroDeckExtension
+    {
+        public ExtensionType ExtensionType => ExtensionType.IconPack;
+        public string ExtensionTypeDisplayName => LanguageManager.Strings.IconPack;
+        public object ExtensionObject { get; set; }
+        public bool Configurable => false;
+
+        public IconPackExtension(IconPack iconPack)
+        {
+            this.ExtensionObject = iconPack;
+        }
+
+        public void Uninstall()
+        {
+
+        }
+    }
+}

Extension/PluginExtension.cs

@@ -0,0 +1,28 @@
+using SuchByte.MacroDeck.ExtensionStore;
+using SuchByte.MacroDeck.Language;
+using SuchByte.MacroDeck.Plugins;
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace SuchByte.MacroDeck.Extension
+{
+    public class PluginExtension : IMacroDeckExtension
+    {
+        public ExtensionType ExtensionType => ExtensionType.Plugin;
+        public string ExtensionTypeDisplayName => LanguageManager.Strings.Plugin;
+        public object ExtensionObject { get; set; }
+
+        public bool Configurable => this.ExtensionObject != null && (this.ExtensionObject as MacroDeckPlugin).CanConfigure;
+
+        public PluginExtension(MacroDeckPlugin macroDeckPlugin)
+        {
+            this.ExtensionObject = macroDeckPlugin;
+        }
+
+        public void Uninstall()
+        {
+
+        }
+    }
+}

ExtensionStore/ExtensionStoreHelper.cs

@@ -0,0 +1,108 @@
+using SuchByte.MacroDeck.GUI.Dialogs;
+using SuchByte.MacroDeck.Icons;
+using SuchByte.MacroDeck.Model;
+using SuchByte.MacroDeck.Plugins;
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace SuchByte.MacroDeck.ExtensionStore
+{
+    public class ExtensionStoreHelper
+    {
+        public static event EventHandler OnUpdateCheckFinished;
+
+        private static ExtensionStoreDownloader extensionStoreDownloader;
+
+        public static void InstallPluginById(string packageId)
+        {
+            InstallPackages(new List<ExtensionStoreDownloaderPackageInfoModel> { new ExtensionStoreDownloaderPackageInfoModel() { PackageId = packageId, ExtensionType = ExtensionType.Plugin } });
+        }
+
+        public static void InstallIconPackById(string packageId)
+        {
+            InstallPackages(new List<ExtensionStoreDownloaderPackageInfoModel> { new ExtensionStoreDownloaderPackageInfoModel() { PackageId = packageId, ExtensionType = ExtensionType.IconPack } });
+        }
+
+        public static void InstallPackages(List<ExtensionStoreDownloaderPackageInfoModel> packages)
+        {
+            extensionStoreDownloader = new ExtensionStoreDownloader(packages)
+            {
+                Owner = MacroDeck.MainWindow,
+            };
+            extensionStoreDownloader.Show();
+        }
+
+        public static string GetPackageId(IconPack iconPack)
+        {
+            return $"{iconPack.Author.Replace(" ", "")}.{iconPack.Name.Replace(" ", "")}";
+        }
+
+        public static string GetPackageId(MacroDeckPlugin macroDeckPlugin)
+        {
+            return new DirectoryInfo(PluginManager.PluginDirectories[macroDeckPlugin]).Name;
+        }
+
+        public static void SearchUpdatesAsync()
+        {
+            PluginManager.PluginsUpdateAvailable.Clear();
+            IconManager.IconPacksUpdateAvailable.Clear();
+            Task.Run(() =>
+            {
+                foreach (MacroDeckPlugin plugin in PluginManager.Plugins.Values)
+                {
+                    PluginManager.SearchUpdate(plugin);
+                }
+                foreach (MacroDeckPlugin plugin in PluginManager.PluginsNotLoaded.Values)
+                {
+                    PluginManager.SearchUpdate(plugin);
+                }
+                foreach (IconPack iconPack in IconManager.IconPacks.FindAll(iP => iP.PackageManagerManaged && !iP.Hidden))
+                {
+                    IconManager.SearchUpdate(iconPack);
+                }
+
+                if (OnUpdateCheckFinished != null)
+                {
+                    OnUpdateCheckFinished(null, EventArgs.Empty);
+                }
+            });
+        }
+
+        public static string InstalledIconPacksAsString
+        {
+            get
+            {
+                string installedPlugins = "";
+                foreach (var iconPack in IconManager.IconPacks.FindAll(x => x.PackageManagerManaged))
+                {
+                    installedPlugins += $"{GetPackageId(iconPack).ToLower()}%20";
+                }
+
+                return installedPlugins;
+            }
+        }
+
+        public static string InstalledPluginsAsString
+        {
+            get
+            {
+                string installedPlugins = "";
+                foreach (var path in PluginManager.PluginDirectories.Values)
+                {
+                    installedPlugins += $"{new DirectoryInfo(path).Name.ToLower()}%20";
+                }
+
+                return installedPlugins;
+            }
+        }
+    }
+
+    public enum ExtensionType
+    {
+        Plugin,
+        IconPack,
+    }
+}

GUI/Colors.cs

@@ -1,13 +1,15 @@
 using System;
 using System.Collections.Generic;
+using System.ComponentModel;
 using System.Drawing;
 using System.Linq;
 using System.Text;
+using System.Windows.Controls;
 using Windows.UI.ViewManagement;
 
 namespace SuchByte.MacroDeck.GUI
 {
-    public static class Colors
+    public class Colors : UserControl
     {
 
         static readonly UISettings uISettings = new UISettings();

GUI/CustomControls/DialogForm.cs

@@ -50,8 +50,6 @@ private void Btn_close_Click(object sender, EventArgs e)
         private void DialogForm_Load(object sender, EventArgs e)
         {
             this.btnClose.Location = new Point(this.Width - this.btnClose.Width - 2, 2);
-            CenterToScreen();
-            CenterToParent();
         }
 
         private void DialogForm_MouseDown(object sender, MouseEventArgs e)