更改PropertyGrid中数组的表示形式

using System;
using System.ComponentModel;

public class CustomTypeConverter : TypeConverter
{
    public override PropertyDescriptorCollection GetProperties(ITypeDescriptorContext context, object value, Attribute[] attributes)
    {
        // 自定义数组元素的属性描述符
        PropertyDescriptorCollection properties = new PropertyDescriptorCollection(null);

        // 获取数组对象
        var array = value as Array;

        // 遍历数组元素，创建属性描述符
        for (int i = 0; i < array.Length; i++)
        {
            var element = array.GetValue(i);
            var descriptor = new CustomPropertyDescriptor(element, i);
            properties.Add(descriptor);
        }

        return properties;
    }
}

public class CustomPropertyDescriptor : PropertyDescriptor
{
    private object element;
    private int index;

    public CustomPropertyDescriptor(object element, int index) : base($"Item[{index}]", null)
    {
        this.element = element;
        this.index = index;
    }

    public override bool CanResetValue(object component)
    {
        return false;
    }

    public override Type ComponentType
    {
        get { return element.GetType(); }
    }

    public override object GetValue(object component)
    {
        return element;
    }

    public override bool IsReadOnly
    {
        get { return false; }
    }

    public override Type PropertyType
    {
        get { return element.GetType(); }
    }

    public override void ResetValue(object component)
    {
        // 不支持重置值
    }

    public override void SetValue(object component, object value)
    {
        // 设置数组元素的值
        ((Array)component).SetValue(value, index);
    }

    public override bool ShouldSerializeValue(object component)
    {
        return false;
    }
}

public class MyClass
{
    [TypeConverter(typeof(CustomTypeConverter))]
    public string[] MyArray { get; set; }
}

public class Program
{
    public static void Main(string[] args)
    {
        var myObject = new MyClass();
        myObject.MyArray = new string[] { "A", "B", "C" };

        var propertyGrid = new PropertyGrid();
        propertyGrid.SelectedObject = myObject;

        // 显示PropertyGrid控件
        // ...
    }
}