SourceCode/PROMS/DotNetBar Source Code/DocumentDock/DocumentBarContainerConverter.cs

66 lines
2.2 KiB
C#

using System;
using System.ComponentModel;
using System.ComponentModel.Design.Serialization;
using System.Globalization;
using System.Reflection;
namespace DevComponents.DotNetBar
{
/// <summary>
/// Represents DocumentBarContainer converter.
/// </summary>
public class DocumentBarContainerConverter:TypeConverter
{
/// <summary>
/// Creates new instance of the class.
/// </summary>
public DocumentBarContainerConverter(){}
/// <summary>
/// Checks whether conversion can be made to specified type.
/// </summary>
/// <param name="context">Context Information.</param>
/// <param name="destinationType">Destination type.</param>
/// <returns></returns>
public override bool CanConvertTo(ITypeDescriptorContext context, Type destinationType)
{
if(destinationType==typeof(InstanceDescriptor))
return true;
return base.CanConvertTo(context, destinationType);
}
/// <summary>
/// Converts object to specified type.
/// </summary>
/// <param name="context">Context information.</param>
/// <param name="culture">Culture information.</param>
/// <param name="value">Object to convert.</param>
/// <param name="destinationType">Destination type.</param>
/// <returns>Object converted to destination type.</returns>
public override object ConvertTo(ITypeDescriptorContext context, CultureInfo culture, object value, Type destinationType)
{
if(destinationType==null)
throw new ArgumentNullException("destinationType");
if((destinationType==typeof(InstanceDescriptor)) && (value is DocumentBarContainer))
{
DocumentBarContainer doc=(DocumentBarContainer)value;
Type[] constructorParams=null;
MemberInfo constructorMemberInfo = null;
object[] constructorValues = null;
constructorParams = new Type[3] { typeof(Bar),typeof(int),typeof(int) } ;
constructorMemberInfo = typeof(DocumentBarContainer).GetConstructor(constructorParams);
constructorValues=new object[3] {doc.Bar,doc.LayoutBounds.Width,doc.LayoutBounds.Height};
if(constructorMemberInfo!=null)
{
return new InstanceDescriptor(constructorMemberInfo, constructorValues);
}
}
return base.ConvertTo(context, culture, value, destinationType);
}
}
}