remove CellEditEndingCommand, CommitEditCommand. add Committed event

src/KevinComponent/FlexGrid.cs

@@ -37,18 +37,12 @@ public FlexGrid()
 				"UnSelectAllByEscapeKey",
 				typeof(bool),
 				typeof(FlexGrid), new FrameworkPropertyMetadata(false));
-		public static readonly DependencyProperty CellEditEndingCommandProperty =
-			DependencyProperty.Register(
-				"CellEditEndingCommand",
-				typeof(ICommand),
-				typeof(FlexGrid),
-				new FrameworkPropertyMetadata(null));
-		public static readonly DependencyProperty CommittedCommandProperty =
-			DependencyProperty.Register(
-				"CommittedCommand",
-				typeof(ICommand),
-				typeof(FlexGrid),
-				new FrameworkPropertyMetadata(null));
+
+		#endregion
+
+		#region Public Events
+
+		public event EventHandler<FlexGridCommittedArgs> Committed;
 
 		#endregion
 
@@ -76,18 +70,6 @@ public bool IsEditing
 			}
 		}
 
-		public ICommand CellEditEndingCommand
-		{
-			get => (ICommand)GetValue(CellEditEndingCommandProperty);
-			set => SetValue(CellEditEndingCommandProperty, value);
-		}
-
-		public ICommand CommittedCommand
-		{
-			get => (ICommand)GetValue(CommittedCommandProperty);
-			set => SetValue(CommittedCommandProperty, value);
-		}
-
 		#endregion
 
 		#region Internal Properties
@@ -249,7 +231,8 @@ public void PerformSort(DataGridColumn sortColumn)
 		protected override void OnExecutedCommitEdit(ExecutedRoutedEventArgs e)
 		{
 			base.OnExecutedCommitEdit(e);
-			CommittedCommand?.Execute(null);
+			if (CurrentCell != null)
+				Committed?.Invoke(this, new FlexGridCommittedArgs(CurrentCell));
 		}
 
 		protected override void OnPreviewKeyDown(KeyEventArgs e)

src/KevinComponent/FlexGridCommittedArgs.cs

@@ -0,0 +1,19 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Controls;
+
+namespace KevinComponent
+{
+	public class FlexGridCommittedArgs : EventArgs
+	{
+		public FlexGridCommittedArgs(DataGridCellInfo cellInfo)
+		{
+			CellInfo = cellInfo;
+		}
+
+		public DataGridCellInfo CellInfo { get; }
+	}
+}