Allow plugin initialization when application starts

QuickLook.Plugin/QuickLook.Plugin.ArchiveViewer/Plugin.cs

@@ -11,6 +11,10 @@ namespace QuickLook.Plugin.ArchiveViewer
         public int Priority => 0;
         public bool AllowsTransparency => true;
 
+        public void Init()
+        {
+        }
+
         public bool CanHandle(string path)
         {
             if (Directory.Exists(path))

QuickLook.Plugin/QuickLook.Plugin.HtmlViewer/Plugin.cs

@@ -12,6 +12,11 @@ namespace QuickLook.Plugin.HtmlViewer
         public int Priority => int.MaxValue;
         public bool AllowsTransparency => false;
 
+        public void Init()
+        {
+            Helper.SetBrowserFeatureControl();
+        }
+
         public bool CanHandle(string path)
         {
             if (Directory.Exists(path))

QuickLook.Plugin/QuickLook.Plugin.HtmlViewer/WebpagePanel.xaml.cs

@@ -14,8 +14,6 @@ namespace QuickLook.Plugin.HtmlViewer
         public WebpagePanel()
         {
             InitializeComponent();
-
-            Helper.SetBrowserFeatureControl();
         }
 
         public void Dispose()

QuickLook.Plugin/QuickLook.Plugin.IPreviewHandlers/PluginInterface.cs

@@ -11,6 +11,10 @@ namespace QuickLook.Plugin.IPreviewHandlers
         public int Priority => int.MaxValue;
         public bool AllowsTransparency => false;
 
+        public void Init()
+        {
+        }
+
         public bool CanHandle(string path)
         {
             if (Directory.Exists(path))

QuickLook.Plugin/QuickLook.Plugin.ImageViewer/Plugin.cs

@@ -2,6 +2,7 @@
 using System.Linq;
 using System.Reflection;
 using System.Windows;
+using ImageMagick;
 
 namespace QuickLook.Plugin.ImageViewer
 {
@@ -23,6 +24,11 @@ namespace QuickLook.Plugin.ImageViewer
         public int Priority => int.MaxValue;
         public bool AllowsTransparency => true;
 
+        public void Init()
+        {
+            new MagickImage().Dispose();
+        }
+
         public bool CanHandle(string path)
         {
             if (Directory.Exists(path))

QuickLook.Plugin/QuickLook.Plugin.MarkdownViewer/Plugin.cs

@@ -13,6 +13,10 @@ namespace QuickLook.Plugin.MarkdownViewer
         public int Priority => int.MaxValue;
         public bool AllowsTransparency => false;
 
+        public void Init()
+        {
+        }
+
         public bool CanHandle(string path)
         {
             if (Directory.Exists(path))

QuickLook.Plugin/QuickLook.Plugin.PDFViewer/Plugin.cs

@@ -12,6 +12,10 @@ namespace QuickLook.Plugin.PDFViewer
         public int Priority => int.MaxValue;
         public bool AllowsTransparency => true;
 
+        public void Init()
+        {
+        }
+
         public bool CanHandle(string path)
         {
             if (Directory.Exists(path))

QuickLook.Plugin/QuickLook.Plugin.TextViewer/Plugin.cs

@@ -11,6 +11,10 @@ namespace QuickLook.Plugin.TextViewer
         public int Priority => 0;
         public bool AllowsTransparency => true;
 
+        public void Init()
+        {
+        }
+
         public bool CanHandle(string path)
         {
             if (Directory.Exists(path))

QuickLook.Plugin/QuickLook.Plugin.VideoViewer/PluginInterface.cs

@@ -13,6 +13,11 @@ namespace QuickLook.Plugin.VideoViewer
         public int Priority => int.MaxValue;
         public bool AllowsTransparency => true;
 
+        public void Init()
+        {
+            MediaElement.FFmpegPaths.RegisterFFmpeg();
+        }
+
         public bool CanHandle(string path)
         {
             if (Directory.Exists(path))

QuickLook/Plugin/IViewer.cs

@@ -16,6 +16,11 @@
         /// </summary>
         bool AllowsTransparency { get; }
 
+        /// <summary>
+        ///     Do ont-time job when application starts. You may extract nessessary resource here.
+        /// </summary>
+        void Init();
+
         /// <summary>
         ///     Determine whether this plugin can open this file. Please also check the file header, if applicable.
         /// </summary>

QuickLook/Plugin/InfoPanel/PluginInterface.cs

@@ -9,6 +9,10 @@ namespace QuickLook.Plugin.InfoPanel
         public int Priority => int.MinValue;
         public bool AllowsTransparency => true;
 
+        public void Init()
+        {
+        }
+
         public bool CanHandle(string sample)
         {
             return true;

QuickLook/PluginManager.cs

@@ -1,8 +1,10 @@
 using System;
 using System.Collections.Generic;
+using System.Diagnostics;
 using System.IO;
 using System.Linq;
 using System.Reflection;
+using System.Threading.Tasks;
 using QuickLook.ExtensionMethods;
 using QuickLook.Plugin;
 using QuickLook.Plugin.InfoPanel;
@@ -66,6 +68,18 @@ namespace QuickLook
                     });
 
             LoadedPlugins = LoadedPlugins.OrderByDescending(i => i.Priority).ToList();
+
+            LoadedPlugins.ForEach(i =>
+            {
+                try
+                {
+                    i.Init();
+                }
+                catch (Exception e)
+                {
+                    Debug.WriteLine(e);
+                }
+            });
         }
     }
 }