Control Parent and Child relation : Control Relation : GUI Windows Forms C# Examples

    
using  System;
using  System.Drawing;
using  System.Windows.Forms;

public  class  ControlParent  :  Form
{
    private  Button  btn;

    public  ControlParent()
    {
        btn  =  new  Button();
        btn.Location  =  new  Point(50,50);
        btn.Size  =  new  Size(100,23);
        btn.Text  =  "Relationships";

                //Controls.Add(btn);
        btn.Parent  =  this;

        MessageBox.Show("Button  Parent:    "  +  btn.Parent.ToString()  +  "\n"  +
            "Button  HasChildren:    "  +  btn.HasChildren.ToString()  +  "\n"  +  
            "TopLevelControl:    "  +  btn.TopLevelControl.ToString()  +  "\n"  +  
            "Form  HasChildren:    "  +  this.HasChildren.ToString()  +  "\n"  +  
            "Form  Controls  Count:    "  +  this.Controls.Count.ToString(),
            "Button  Relationships");
    }

    static  void  Main()  
    {
        Application.Run(new  ControlParent());
    }
}