2009-01-16 Mario Carrion <mcarrion@novell.com>

        * ColumnHeader.cs: UIA Support: raising internal event
          UIATextChanged when changing Text.
                

svn path=/trunk/mcs/; revision=123665

1 files changed, 32 insertions, 3 deletions

diff --git a/mcs/class/Managed.Windows.Forms/System.Windows.Forms/ColumnHeader.cs b/mcs/class/Managed.Windows.Forms/System.Windows.Forms/ColumnHeader.cs
index 2edaa99d010..db6170ecc2f 100644
--- a/mcs/class/Managed.Windows.Forms/System.Windows.Forms/ColumnHeader.cs
+++ b/mcs/class/Managed.Windows.Forms/System.Windows.Forms/ColumnHeader.cs
@@ -293,9 +293,16 @@ namespace System.Windows.Forms
 		public string Text {
 			get { return text; }
 			set {
-				text = value;
-				if (owner != null)
-					owner.Redraw (true);
+				if (text != value) {
+					text = value;
+					if (owner != null)
+						owner.Redraw (true);
+
+#if NET_2_0
+					// UIA Framework: Raising Value changed event
+					OnUIATextChanged ();
+#endif
+				}
 			}
 		}
 
@@ -366,5 +373,27 @@ namespace System.Windows.Forms
 			base.Dispose (disposing);
 		}
 		#endregion // Protected Methods
+
+#if NET_2_0
+		
+		#region UIA Framework: Methods, Properties and Events
+
+		static object UIATextChangedEvent = new object ();
+
+		internal event EventHandler UIATextChanged {
+			add { Events.AddHandler (UIATextChangedEvent, value); }
+			remove { Events.RemoveHandler (UIATextChangedEvent, value); }
+		}
+
+		private void OnUIATextChanged ()
+		{
+			EventHandler eh = (EventHandler) Events [UIATextChangedEvent];
+			if (eh != null)
+				eh (this, EventArgs.Empty);
+		}
+
+		#endregion
+
+#endif
 	}
 }