[Mac]Initial implementation of ErrorButton.

1 files changed, 34 insertions, 0 deletions

diff --git a/Xamarin.PropertyEditing.Mac/Controls/ErrorMessageView.cs b/Xamarin.PropertyEditing.Mac/Controls/ErrorMessageView.cs
new file mode 100644
index 0000000..7fb8de4
--- /dev/null
+++ b/Xamarin.PropertyEditing.Mac/Controls/ErrorMessageView.cs
@@ -0,0 +1,34 @@
+using System;
+using System.Collections;
+using AppKit;
+
+namespace Xamarin.PropertyEditing.Mac
+{
+	internal class ErrorMessageView : BaseEditorControl
+	{
+		NSTextField ErrorMessages;
+
+		public ErrorMessageView (IEnumerable errors)
+		{
+			if (errors == null)
+				throw new ArgumentNullException ("errors");
+
+			ErrorMessages = new NSTextField {
+				TranslatesAutoresizingMaskIntoConstraints = false,
+				BackgroundColor = NSColor.Clear,
+				Editable = false,
+			};
+
+			foreach (var error in errors) {
+				ErrorMessages.StringValue += error + "\n";
+			}
+
+			AddSubview (ErrorMessages);
+
+			this.DoConstraints (new[] {
+				ErrorMessages.ConstraintTo (this, (s, c) => s.Width == c.Width - 5),
+				ErrorMessages.ConstraintTo (this, (s, c) => s.Height == c.Height - 5),
+			});
+		}
+	}
+}