76 lines
2.6 KiB
C#
76 lines
2.6 KiB
C#
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//
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// Permission is hereby granted, free of charge, to any person obtaining
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// a copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to
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// permit persons to whom the Software is furnished to do so, subject to
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// the following conditions:
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//
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// The above copyright notice and this permission notice shall be
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// included in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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//
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//
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// System.Web.UI.PropertyConverter.cs
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//
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// Authors:
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// Jackson Harper (jackson@ximian.com)
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//
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// Copyright (C) 2005-2010 Novell, Inc (http://www.novell.com)
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using System.Reflection;
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using System.ComponentModel;
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using System.Security.Permissions;
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namespace System.Web.UI {
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// CAS - no InheritanceDemand here as the class is sealed
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[AspNetHostingPermission (SecurityAction.LinkDemand, Level = AspNetHostingPermissionLevel.Minimal)]
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public static class PropertyConverter
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{
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public static object EnumFromString (Type enumType, string value)
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{
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object res = null;
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try {
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res = Enum.Parse (enumType, value, true);
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} catch {
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res = null;
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}
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return res;
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}
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public static string EnumToString (Type enumType, object enumValue)
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{
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return Enum.Format (enumType, enumValue, "G");
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}
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public static object ObjectFromString (Type objType,
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MemberInfo propertyInfo, string value)
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{
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if (objType == typeof (string))
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return value;
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// Is there a less kludgy way to get the converter?
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PropertyDescriptorCollection col = TypeDescriptor.GetProperties (
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propertyInfo.ReflectedType);
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PropertyDescriptor pd = col.Find (propertyInfo.Name, false);
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if (pd.Converter == null || !pd.Converter.CanConvertFrom (typeof (string))) {
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throw new HttpException (Locale.GetText ("Cannot create an object " +
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"of type '{0}' from its string representation '{1}' for the " +
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"'{2}' property", objType, value, propertyInfo.Name));
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}
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return pd.Converter.ConvertFromInvariantString (value);
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}
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}
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}
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