gistfile1.txt

# HG changeset patch
# User jkuehner
# Date 1373633404 -7200
#      Fri Jul 12 14:50:04 2013 +0200
# Node ID 66606f655bdc1f2a6208c6ae4cf02289cefebc5e
# Parent  f57b80cbd9298a4e195c080cfb97ffae12951fca
Support for Changing ItemsSource

diff -r f57b80cbd929 -r 66606f655bdc Source/Examples/ItemsGrid/FeaturesDemo/Examples/ViewModel.cs
--- a/Source/Examples/ItemsGrid/FeaturesDemo/Examples/ViewModel.cs  Fri Jul 12 14:08:19 2013 +0200
+++ b/Source/Examples/ItemsGrid/FeaturesDemo/Examples/ViewModel.cs	Fri Jul 12 14:50:04 2013 +0200
@@ -29,6 +29,7 @@
 // --------------------------------------------------------------------------------------------------------------------
 
 using System.Data;
+using System.Linq;
 
 namespace FeaturesDemo
 {
@@ -128,7 +129,7 @@
             DataTable501.Rows.Add(new object[] {3, 4});
             DataTable501.Rows.Add(new object[] { 5, 6 });
             DataTable501.Rows.Add(new object[] { 7, 8 });
-            DataTable501.Rows.Add(new object[] { 9, 10 });
+            DataTable501.Rows.Add(new object[] { 9, 10 });            
         }
 
         public DataTable DataTable501 { get; set; }
diff -r f57b80cbd929 -r 66606f655bdc Source/PropertyTools.Wpf/ItemsGrid/ItemsGrid.Content.cs
--- a/Source/PropertyTools.Wpf/ItemsGrid/ItemsGrid.Content.cs	Fri Jul 12 14:08:19 2013 +0200
+++ b/Source/PropertyTools.Wpf/ItemsGrid/ItemsGrid.Content.cs	Fri Jul 12 14:50:04 2013 +0200
@@ -28,6 +28,7 @@
 // </summary>
 // --------------------------------------------------------------------------------------------------------------------
 
+using System.Collections;
 using System.Data;
 
 namespace PropertyTools.Wpf
@@ -279,9 +280,17 @@
 
             if (this.ItemsSource == null)
             {
+                this.PropertyDefinitions.Clear();
+                oldItemsSource = null;
                 return;
             }
 
+            if (oldItemsSource != this.ItemsSource)
+            {
+                oldItemsSource = this.ItemsSource;
+                this.PropertyDefinitions.Clear();
+            }
+
             if (this.AutoGenerateColumns && this.PropertyDefinitions.Count == 0)
             {
                 // Auto-generate the columns
diff -r f57b80cbd929 -r 66606f655bdc Source/PropertyTools.Wpf/ItemsGrid/ItemsGrid.cs
--- a/Source/PropertyTools.Wpf/ItemsGrid/ItemsGrid.cs	Fri Jul 12 14:08:19 2013 +0200
+++ b/Source/PropertyTools.Wpf/ItemsGrid/ItemsGrid.cs	Fri Jul 12 14:50:04 2013 +0200
@@ -279,6 +279,11 @@
         private Border topleft;
 
         /// <summary>
+        /// The Previous ItemsSource
+        /// </summary>
+        private IList oldItemsSource;
+
+        /// <summary>
         /// Initializes static members of the <see cref="ItemsGrid" /> class.
         /// </summary>
         static ItemsGrid()