Move ShiftUI source code to ShiftOS

This'll be a lot easier to work on.

1 files changed, 97 insertions, 0 deletions

diff --git a/source/ShiftUI/Internal/ImageKeyConverter.cs b/source/ShiftUI/Internal/ImageKeyConverter.cs
new file mode 100644
index 0000000..e70b5e1
--- /dev/null
+++ b/source/ShiftUI/Internal/ImageKeyConverter.cs
@@ -0,0 +1,97 @@
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+// 
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+// 
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+// Copyright (c) 2007 Novell, Inc.
+//
+// Authors:
+//   Jonathan Pobst  [email protected]
+//
+
+using System.Drawing;
+using System.ComponentModel;
+using System.Collections;
+using System.Diagnostics;
+using System.Globalization;
+using System.Runtime.InteropServices;
+using System;
+
+namespace ShiftUI
+{
+	public class ImageKeyConverter : StringConverter
+	{
+		#region Constructors
+		public ImageKeyConverter () { }
+		#endregion Constructors
+
+		#region Protected Properties
+		protected virtual bool IncludeNoneAsStandardValue {
+			get { return true; }
+		}
+		#endregion Protected Properties
+
+		#region Public Methods
+		public override bool CanConvertFrom (ITypeDescriptorContext context, Type sourceType)
+		{
+			if (sourceType == typeof (string))
+				return true;
+
+			return false;
+		}
+		
+		public override object ConvertFrom (ITypeDescriptorContext context, CultureInfo culture, object value)
+		{
+			if (value != null && value is string)
+				return (string) value;
+			else
+				return base.ConvertFrom (context, culture, value);
+		}
+
+		public override object ConvertTo (ITypeDescriptorContext context, CultureInfo culture,
+						  object value, Type destinationType)
+		{
+			if (value == null)
+				return "(none)";
+			else if (destinationType == typeof (string)) {
+				if (value is string && (string) value == string.Empty)
+					return "(none)";
+				else
+					return value.ToString ();
+			}
+			else
+				return base.ConvertTo (context, culture, value, destinationType);
+		}
+
+		public override StandardValuesCollection GetStandardValues (ITypeDescriptorContext context)
+		{
+			string[] stdVal = new string[] { string.Empty };
+			return new TypeConverter.StandardValuesCollection (stdVal);
+		}
+
+		public override bool GetStandardValuesExclusive (ITypeDescriptorContext context)
+		{
+			return true;
+		}
+
+		public override bool GetStandardValuesSupported (ITypeDescriptorContext context)
+		{
+			return true;
+		}
+		#endregion Public Methods
+	}
+}