niko
85 lines
4.4 KiB
C#
85 lines
4.4 KiB
C#
using System;
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using System.ComponentModel.Design.Serialization;
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using System.Globalization;
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using System.Reflection;
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namespace System.ComponentModel
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{
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/// <summary>Provides a type converter to convert <see cref="T:System.Guid" /> objects to and from various other representations.</summary>
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// Token: 0x02000083 RID: 131
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public class GuidConverter : TypeConverter
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{
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/// <summary>Gets a value indicating whether this converter can convert an object in the given source type to a GUID object using the context.</summary>
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/// <returns>true if this converter can perform the conversion; otherwise, false.</returns>
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/// <param name="context">An <see cref="T:System.ComponentModel.ITypeDescriptorContext" /> that provides a format context. </param>
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/// <param name="sourceType">A <see cref="T:System.Type" /> that represents the type you wish to convert from. </param>
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// Token: 0x060004AB RID: 1195 RVA: 0x0000D7F4 File Offset: 0x0000B9F4
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public override bool CanConvertFrom(ITypeDescriptorContext context, Type sourceType)
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{
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return sourceType == typeof(string) || base.CanConvertFrom(context, sourceType);
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}
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/// <summary>Gets a value indicating whether this converter can convert an object to the given destination type using the context.</summary>
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/// <returns>true if this converter can perform the conversion; otherwise, false.</returns>
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/// <param name="context">An <see cref="T:System.ComponentModel.ITypeDescriptorContext" /> that provides a format context. </param>
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/// <param name="destinationType">A <see cref="T:System.Type" /> that represents the type you wish to convert to. </param>
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// Token: 0x060004AC RID: 1196 RVA: 0x0000D810 File Offset: 0x0000BA10
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public override bool CanConvertTo(ITypeDescriptorContext context, Type destinationType)
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{
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return destinationType == typeof(string) || destinationType == typeof(global::System.ComponentModel.Design.Serialization.InstanceDescriptor) || base.CanConvertTo(context, destinationType);
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}
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/// <summary>Converts the given object to a GUID object.</summary>
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/// <returns>An <see cref="T:System.Object" /> that represents the converted <paramref name="value" />.</returns>
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/// <param name="context">An <see cref="T:System.ComponentModel.ITypeDescriptorContext" /> that provides a format context. </param>
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/// <param name="culture">An optional <see cref="T:System.Globalization.CultureInfo" />. If not supplied, the current culture is assumed. </param>
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/// <param name="value">The <see cref="T:System.Object" /> to convert. </param>
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/// <exception cref="T:System.NotSupportedException">The conversion cannot be performed. </exception>
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// Token: 0x060004AD RID: 1197 RVA: 0x0000D84C File Offset: 0x0000BA4C
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public override object ConvertFrom(ITypeDescriptorContext context, CultureInfo culture, object value)
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{
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if (value.GetType() == typeof(string))
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{
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string text = (string)value;
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try
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{
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return new Guid(text);
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}
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catch
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{
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throw new FormatException(text + "is not a valid GUID.");
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}
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}
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return base.ConvertFrom(context, culture, value);
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}
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/// <summary>Converts the given object to another type.</summary>
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/// <returns>The converted object.</returns>
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/// <param name="context">A formatter context. </param>
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/// <param name="culture">The culture into which <paramref name="value" /> will be converted.</param>
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/// <param name="value">The object to convert. </param>
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/// <param name="destinationType">The type to convert the object to. </param>
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/// <exception cref="T:System.ArgumentNullException">
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/// <paramref name="destinationType" /> is null.</exception>
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/// <exception cref="T:System.NotSupportedException">The conversion cannot be performed. </exception>
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// Token: 0x060004AE RID: 1198 RVA: 0x0000D8CC File Offset: 0x0000BACC
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public override object ConvertTo(ITypeDescriptorContext context, CultureInfo culture, object value, Type destinationType)
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{
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if (value is Guid)
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{
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Guid guid = (Guid)value;
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if (destinationType == typeof(string) && value != null)
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{
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return guid.ToString("D");
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}
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if (destinationType == typeof(global::System.ComponentModel.Design.Serialization.InstanceDescriptor))
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{
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ConstructorInfo constructor = typeof(Guid).GetConstructor(new Type[] { typeof(string) });
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return new global::System.ComponentModel.Design.Serialization.InstanceDescriptor(constructor, new object[] { guid.ToString("D") });
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}
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}
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return base.ConvertTo(context, culture, value, destinationType);
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}
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}
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}
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