public override object CreateInstance(ITypeDescriptorContext context, IDictionary propertyValues)
{
IOOutput io = new IOOutput();
io.CardNo = (CardNo)propertyValues["CardNo"];
io.AxisNo = (int)propertyValues["AxisNo"];
io.OuputNo = (OutputNo)propertyValues["OuputNo"];
io.DefaultState = (bool)propertyValues["DefaultState"];
return(io);
}
public override object ConvertTo(ITypeDescriptorContext context, CultureInfo culture, object value, Type destinationType)
{
//将对象转换为字符串
if ((destinationType == typeof(string)) && value != null && value != null)
{
return(((IOOutput)value).ToString());
}
//生成设计时的构造器代码
if (destinationType == typeof(InstanceDescriptor) && value != null)
{
IOOutput p = (IOOutput)value;
ConstructorInfo ctor = typeof(IOOutput).GetConstructor(new Type[] { typeof(CardNo), typeof(int), typeof(OutputNo), typeof(bool) });
return(new InstanceDescriptor(ctor, new object[] { p.CardNo, p.AxisNo, p.OuputNo, p.DefaultState }));
}
return(base.ConvertTo(context, culture, value, destinationType));
}
