67 lines
2.4 KiB
C#
67 lines
2.4 KiB
C#
|
//
|
||
|
|
// Copyright (C) 2010 Novell Inc. http://novell.com
|
||
|
|
//
|
||
|
|
// 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.
|
||
|
|
//
|
||
|
|
using System;
|
||
|
|
using System.Collections;
|
||
|
|
using System.Collections.Generic;
|
||
|
|
using System.ComponentModel;
|
||
|
|
using System.Globalization;
|
||
|
|
using System.Xaml;
|
||
|
|
|
||
|
|
namespace System.Windows.Markup
|
||
|
|
{
|
||
|
|
public class NameReferenceConverter : TypeConverter
|
||
|
|
{
|
||
|
|
public override bool CanConvertFrom (ITypeDescriptorContext context, Type sourceType)
|
||
|
|
{
|
||
|
|
return sourceType == typeof (string);
|
||
|
|
}
|
||
|
|
|
||
|
|
public override bool CanConvertTo (ITypeDescriptorContext context, Type destinationType)
|
||
|
|
{
|
||
|
|
if (context == null)
|
||
|
|
return false;
|
||
|
|
var p = context.GetService (typeof (IXamlNameProvider)) as IXamlNameProvider;
|
||
|
|
return p != null && destinationType == typeof (string);
|
||
|
|
}
|
||
|
|
|
||
|
|
public override object ConvertFrom (ITypeDescriptorContext context, CultureInfo culture, object value)
|
||
|
|
{
|
||
|
|
if (context == null)
|
||
|
|
throw new ArgumentNullException ("context");
|
||
|
|
var s = value as string;
|
||
|
|
if (String.IsNullOrEmpty (s))
|
||
|
|
throw new InvalidOperationException ("Value must be non-null string.");
|
||
|
|
|
||
|
|
return s;
|
||
|
|
}
|
||
|
|
|
||
|
|
public override object ConvertTo (ITypeDescriptorContext context, CultureInfo culture, object value, Type destinationType)
|
||
|
|
{
|
||
|
|
if (context == null)
|
||
|
|
return null;
|
||
|
|
var p = context.GetService (typeof (IXamlNameProvider)) as IXamlNameProvider;
|
||
|
|
return p != null ? p.GetName (value) : null;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|