56 lines
2.2 KiB
C#
56 lines
2.2 KiB
C#
//------------------------------------------------------------------------------
|
|
// <copyright file="MultilineStringConverter.cs" company="Microsoft">
|
|
// Copyright (c) Microsoft Corporation. All rights reserved.
|
|
// </copyright>
|
|
//------------------------------------------------------------------------------
|
|
|
|
namespace System.ComponentModel {
|
|
|
|
using System.ComponentModel;
|
|
using System.ComponentModel.Design;
|
|
using System.Diagnostics;
|
|
using System.Globalization;
|
|
using System.Security.Permissions;
|
|
|
|
/// <devdoc>
|
|
/// Provides a type converter to convert multiline strings to a simple string.
|
|
/// </devdoc>
|
|
[HostProtection(SharedState = true)]
|
|
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Naming", "CA1704:IdentifiersShouldBeSpelledCorrectly")]
|
|
public class MultilineStringConverter : TypeConverter {
|
|
|
|
/// <devdoc>
|
|
/// Converts the given value object to the specified destination type.
|
|
/// </devdoc>
|
|
public override object ConvertTo(ITypeDescriptorContext context, CultureInfo culture, object value, Type destinationType) {
|
|
if (destinationType == null) {
|
|
throw new ArgumentNullException("destinationType");
|
|
}
|
|
|
|
if (destinationType == typeof(string)) {
|
|
if (value is string) {
|
|
return SR.GetString(SR.MultilineStringConverterText);
|
|
}
|
|
}
|
|
|
|
return base.ConvertTo(context, culture, value, destinationType);
|
|
}
|
|
|
|
/// <devdoc>
|
|
/// Gets a collection of properties for the type of array specified by the value
|
|
/// parameter using the specified context and attributes.
|
|
/// </devdoc>
|
|
public override PropertyDescriptorCollection GetProperties(ITypeDescriptorContext context, object value, Attribute[] attributes) {
|
|
return null;
|
|
}
|
|
|
|
/// <devdoc>
|
|
/// Gets a value indicating whether this object supports properties.
|
|
/// </devdoc>
|
|
public override bool GetPropertiesSupported(ITypeDescriptorContext context) {
|
|
return false;
|
|
}
|
|
}
|
|
}
|
|
|