[UIAutoationWinforms] DataGrid: Edit->Text to match UIAClientAPI BNC …

…#57645

UIAutomationWinforms/UIAutomationWinforms/Mono.UIAutomation.Winforms/DataGridProvider.cs

@@ -924,7 +924,7 @@ public void Unselect ()
 			protected override object GetProviderPropertyValue (int propertyId)
 			{
 				if (propertyId == AutomationElementIdentifiers.ControlTypeProperty.Id)
-					return ControlType.Edit.Id;
+					return ControlType.Text.Id;
 				else if (propertyId == AutomationElementIdentifiers.HasKeyboardFocusProperty.Id)
 					// ItemProvider.DataGridProvider.DataGrid.Focused should be used here, but seems SWF.DataGrid loses this state randomly
 					return ItemProvider.DataGridProvider.DataGrid.CurrentCell.RowNumber == ItemProvider.Index

UiaAtkBridge/UiaAtkBridge/SelectionProviderUserHelper.cs

@@ -223,6 +223,8 @@ private ISelectionItemProvider ChildItemAtIndex (int i)
 
 		IRawElementProviderSimple [] GetSelection () {
 			var elements = selectionProvider.GetSelection ();
+			if (elements == null)
+				return new IRawElementProviderSimple [0];
 			int controlTypeId = (int) provider.GetPropertyValue (AutomationElementIdentifiers.ControlTypeProperty.Id);
 			if (elements.Length == 0 || controlTypeId != ControlType.Group.Id)
 				return elements;

UiaAtkBridge/UiaAtkBridge/TextBoxEntryView.cs

@@ -43,6 +43,11 @@ public class TextBoxEntryView : ComponentParentAdapter, Atk.TextImplementor,
 		private ITextImplementor textExpert = null;
 		private bool multiLine = false;
 		private EditableTextImplementorHelper editableTextExpert;
+
+		protected TextBoxEntryView (IntPtr ptr)
+			: base (ptr)
+		{
+		}
 
 		public TextBoxEntryView (IRawElementProviderSimple provider) : base (provider)
 		{