-> Files added

IPage.cs

@@ -0,0 +1,23 @@
+using System.Windows.Controls;
+
+namespace PTConverter.Plugin
+{
+    /// <summary>
+    /// Represent a Module-Page
+    /// </summary>
+    public interface IPage
+    {
+        /// <summary>
+        /// Instance of an Control(XAML-Page)
+        /// </summary>
+        UserControl GetPage();
+        /// <summary>
+        /// The Main Category
+        /// </summary>
+        string GetCategory();
+        /// <summary>
+        /// The Undercategory of an Main Category Page
+        /// </summary>
+        string GetUnderCategory();
+    }
+}