initial checkin of yaulw (locally)

@integrate/Component.All/ISetup.cs

@@ -0,0 +1,112 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace Component.All
+{
+    /// <summary>
+    /// Class is passed into ISetup ComponentLoaded() giving each component
+    /// a chance to subscribe to it
+    /// </summary>
+    public class SetupEvents
+    {
+        #region Events
+
+        /// <summary>
+        /// Delegate used to handle Setup Events
+        /// </summary>        
+        public delegate void SetupEvent();
+        
+        /// <summary>
+        /// Called after the entire Setup Application ends
+        /// </summary>
+        public event SetupEvent Ending_Setup;
+
+        /// <summary>
+        /// Called before the entire Install Process Begins
+        /// </summary>
+        public event SetupEvent Before_Install;
+
+        /// <summary>
+        /// Called after the entire Install Process ends
+        /// </summary>
+        public event SetupEvent After_Install;
+
+        /// <summary>
+        /// Called before the entire Uninstall Process Begins
+        /// </summary>
+        public event SetupEvent Before_Uninstall;
+
+        /// <summary>
+        /// Called after the entire Uninstall Process ends
+        /// </summary>
+        public event SetupEvent After_Uninstall;
+
+        #endregion
+
+        # region Event Raisers
+
+        /// <summary>
+        /// Raise the Ending Setup Event
+        /// </summary>
+        public void Raise_Ending_Setup_Event()
+        {
+            if (Ending_Setup != null)
+                Ending_Setup();
+        }
+
+        /// <summary>
+        /// Raise the Before Install Event
+        /// </summary>
+        public void Raise_Before_Install_Event()
+        {
+            if (Before_Install != null)
+                Before_Install();
+        }
+
+        /// <summary>
+        /// Raise the After Install Event
+        /// </summary>
+        public void Raise_After_Install_Event()
+        {
+            if (After_Install != null)
+                After_Install();
+        }
+
+        /// <summary>
+        /// Raise the Before Uninstall Event
+        /// </summary>
+        public void Raise_Before_Uninstall_Event()
+        {
+            if (Before_Uninstall != null)
+                Before_Uninstall();
+        }
+
+        /// <summary>
+        /// Raise the After Uninstall Event
+        /// </summary>
+        public void Raise_After_Uninstall_Event()
+        {
+            if (After_Uninstall != null)
+                After_Uninstall();
+        }
+
+        #endregion
+    }
+
+    /// <summary>
+    /// All Components that install themselves will implement this interface, if they are interested to 
+    /// listen to / Handle Setup Events
+    /// </summary>
+    public interface ISetup
+    {
+        /// <summary>
+        /// Called when the Component is loaded. Components are only loaded
+        /// when an Install on them is iminent. The component has a chance to
+        /// listen to/handle events in the setup process.
+        /// </summary>
+        void ComponentLoaded(ref SetupEvents subscribeToDesiredEvents);
+    }
+
+}