Reverted -- I might have been too hasty removing the GridEntry events

Source/LibationWinForms/grid/GridEntry.cs

@@ -76,6 +76,9 @@ namespace LibationWinForms
 		}
 		#endregion
 
+		public event EventHandler LibraryBookUpdated;
+		public event EventHandler Committed;
+
 		// alias
 		private Book Book => LibraryBook.Book;
 
@@ -122,6 +125,9 @@ namespace LibationWinForms
 			}
 
 			UserDefinedItem.ItemChanged += UserDefinedItem_ItemChanged;
+
+			// this will never have a value when triggered by ctor b/c nothing can subscribe to the event until after ctor is complete
+			LibraryBookUpdated?.Invoke(this, null);
 		}
 
 		private void PictureStorage_PictureCached(object sender, PictureCachedEventArgs e)
@@ -183,6 +189,9 @@ namespace LibationWinForms
 			Book.UserDefinedItem.BookStatus = bookStatus;
 			Book.UserDefinedItem.PdfStatus = pdfStatus;
 			LibraryCommands.UpdateUserDefinedItem(Book);
+
+			// notify
+			Committed?.Invoke(this, null);
 		}
 
 		#endregion
@@ -228,7 +237,7 @@ namespace LibationWinForms
 		#endregion
 
 		#region Static library display functions
-		
+
 		/// <summary>
 		/// This information should not change during <see cref="GridEntry"/> lifetime, so call only once.
 		/// </summary>