structure change

WinAlfred.Plugin/IPlugin.cs

@@ -5,6 +5,6 @@ namespace WinAlfred.Plugin
     public interface IPlugin
     {
         List<Result> Query(Query query);
-        void Init();
+        void Init(PluginInitContext context);
     }
 }

WinAlfred.Plugin/PluginInitContext.cs

@@ -0,0 +1,13 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace WinAlfred.Plugin
+{
+    public class PluginInitContext
+    {
+        public List<PluginPair> Plugins { get; set; }
+        public Action<string> ChangeQuery { get; set; }
+    }
+}

WinAlfred.Plugin/Result.cs

@@ -11,6 +11,15 @@ namespace WinAlfred.Plugin
         public string IcoPath { get; set; }
         public Action Action { get; set; }
         public int Score { get; set; }
+
+        //todo: this should be controlled by system, not visible to users
+        /// <summary>
+        /// Only resulsts that originQuery match with curren query will be displayed in the panel
+        /// </summary>
+        public Query OriginQuery { get; set; }
+        /// <summary>
+        /// context results connected with current reuslt, usually, it can use <- or -> navigate context results
+        /// </summary>
         public List<Result> ContextResults { get; set; }
 
         /// <summary>

WinAlfred.Plugin/WinAlfred.Plugin.csproj

@@ -60,6 +60,7 @@
     <Compile Include="AllowedLanguage.cs" />
     <Compile Include="IPlugin.cs" />
     <Compile Include="Plugin.cs" />
+    <Compile Include="PluginInitContext.cs" />
     <Compile Include="PluginMetadata.cs" />
     <Compile Include="PluginType.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />