//引入命名空间
using System;
using System.Collections;
using System.ComponentModel;
using System.ComponentModel.Design;
using System.Drawing;
using System.Windows.Forms;

namespace DesignerSerializationVisibilityTest
{
    // The code for this user control declares a public property of type DimensionData with a DesignerSerializationVisibility 
    // attribute set to DesignerSerializationVisibility.Content, indicating that the properties of the object should be serialized.

    // The public, not hidden properties of the object that are set at design time will be persisted in the initialization code
    // for the class object. Content persistence will not work for structs without a custom TypeConverter.		

    public class ContentSerializationExampleControl : System.Windows.Forms.UserControl
    {
    private System.ComponentModel.Container components = null;				
    
    [DesignerSerializationVisibility(DesignerSerializationVisibility.Content)]
    public DimensionData Dimensions
    {
        get 
        {
        return new DimensionData(this);
        }		
    }

    public ContentSerializationExampleControl()
    {
            InitializeComponent();		
    }
        
    protected override void Dispose( bool disposing )
    {
        if( disposing )
        {
        if( components != null )
            components.Dispose();
        }
        base.Dispose( disposing );
    }

    private void InitializeComponent()
    {
        components = new System.ComponentModel.Container();
    }
    }

    [TypeConverterAttribute(typeof(System.ComponentModel.ExpandableObjectConverter))]
    // This attribute indicates that the public properties of this object should be listed in the property grid.
    public class DimensionData
    {		
    private Control owner;

    // This class reads and writes the Location and Size properties from the Control which it is initialized to.
    internal DimensionData(Control owner)
    {
            this.owner = owner;			
    }

    public Point Location
    {
        get
        {
        return owner.Location;
        }
        set
        {
        owner.Location = value;
        }
    }

    public Size FormSize
    {
        get
            {
        return owner.Size;
        }
        set
        {
        owner.Size = value;
        }
    }
    }
}