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/*
User  Interfaces  in  C#:  Windows  Forms  and  Custom  Controls
by  Matthew  MacDonald

Publisher:  Apress
ISBN:  1590590457
*/
using  System;
using  System.Drawing;
using  System.Collections;
using  System.ComponentModel;
using  System.Windows.Forms;
using  System.Data;

namespace  ImpossibleAPI
{
        
        public  class  Global
        {
                public  static  Form1  Main1  =  new  Form1();
                public  static  Form1  Main2  =  new  Form1();
                public  static  Form2  Child  =  new  Form2();                                                                
                                                                                                                                                                
                [STAThread]
                public  static  void  Main()  
                {
                        Main1.Text  =  "Parent  2";
                        Main2.Text  =  "Parent  1";
                        Main1.Show();
                        Main2.Show();
                        
                        Child.MdiParent  =  Main2;
                        Child.Show();

                        System.Windows.Forms.Application.Run();
                }
                
        }
        ///  <summary>
        ///  Summary  description  for  Form2.
        ///  </summary>
        public  class  Form2  :  System.Windows.Forms.Form
        {
                internal  System.Windows.Forms.Button  Button3;
                internal  System.Windows.Forms.Button  Button2;
                internal  System.Windows.Forms.Button  Button1;
                ///  <summary>
                ///  Required  designer  variable.
                ///  </summary>
                private  System.ComponentModel.Container  components  =  null;

                public  Form2()
                {
                        //
                        //  Required  for  Windows  Form  Designer  support
                        //
                        InitializeComponent();

                        //
                        //  TODO:  Add  any  constructor  code  after  InitializeComponent  call
                        //
                }

                ///  <summary>
                ///  Clean  up  any  resources  being  used.
                ///  </summary>
                protected  override  void  Dispose(  bool  disposing  )
                {
                        if(  disposing  )
                        {
                                if(components  !=  null)
                                {
                                        components.Dispose();
                                }
                        }
                        base.Dispose(  disposing  );
                }

                #region  Windows  Form  Designer  generated  code
                ///  <summary>
                ///  Required  method  for  Designer  support  -  do  not  modify
                ///  the  contents  of  this  method  with  the  code  editor.
                ///  </summary>
                private  void  InitializeComponent()
                {
                        this.Button3  =  new  System.Windows.Forms.Button();
                        this.Button2  =  new  System.Windows.Forms.Button();
                        this.Button1  =  new  System.Windows.Forms.Button();
                        this.SuspendLayout();
                        //  
                        //  Button3
                        //  
                        this.Button3.Location  =  new  System.Drawing.Point(124,  60);
                        this.Button3.Name  =  "Button3";
                        this.Button3.Size  =  new  System.Drawing.Size(88,  32);
                        this.Button3.TabIndex  =  5;
                        this.Button3.Text  =  "Become  Child  of  Parent2";
                        this.Button3.Click  +=  new  System.EventHandler(this.Button3_Click);
                        //  
                        //  Button2
                        //  
                        this.Button2.Location  =  new  System.Drawing.Point(16,  60);
                        this.Button2.Name  =  "Button2";
                        this.Button2.Size  =  new  System.Drawing.Size(88,  32);
                        this.Button2.TabIndex  =  4;
                        this.Button2.Text  =  "Become  Child  of  Parent1";
                        this.Button2.Click  +=  new  System.EventHandler(this.Button2_Click);
                        //  
                        //  Button1
                        //  
                        this.Button1.Location  =  new  System.Drawing.Point(16,  16);
                        this.Button1.Name  =  "Button1";
                        this.Button1.Size  =  new  System.Drawing.Size(88,  32);
                        this.Button1.TabIndex  =  3;
                        this.Button1.Text  =  "Become  Parent";
                        this.Button1.Click  +=  new  System.EventHandler(this.Button1_Click);
                        //  
                        //  Form2
                        //  
                        this.AutoScaleBaseSize  =  new  System.Drawing.Size(5,  14);
                        this.ClientSize  =  new  System.Drawing.Size(292,  150);
                        this.Controls.AddRange(new  System.Windows.Forms.Control[]  {
                                                                                                                                                    this.Button3,
                                                                                                                                                    this.Button2,
                                                                                                                                                    this.Button1});
                        this.Font  =  new  System.Drawing.Font("Tahoma",  8.25F,  System.Drawing.FontStyle.Regular,  System.Drawing.GraphicsUnit.Point,  ((System.Byte)(0)));
                        this.Name  =  "Form2";
                        this.Text  =  "Form2";
                        this.ResumeLayout(false);

                }
                #endregion

                private  void  Button1_Click(object  sender,  System.EventArgs  e)
                {
                        this.Hide();
                        this.MdiParent  =  null;
                        this.IsMdiContainer  =  true;
                        this.Show();
                }

                private  void  Button2_Click(object  sender,  System.EventArgs  e)
                {
                        this.Hide();
                        this.IsMdiContainer  =  false;
                        this.MdiParent  =  Global.Main2;
                        this.Show();
                }

                private  void  Button3_Click(object  sender,  System.EventArgs  e)
                {
                        this.Hide();
                        this.IsMdiContainer  =  false;
                        this.MdiParent  =  Global.Main1;
                        this.Show();
                }
        }

        ///  <summary>
        ///  Summary  description  for  Form1.
        ///  </summary>
        public  class  Form1  :  System.Windows.Forms.Form
        {
                ///  <summary>
                ///  Required  designer  variable.
                ///  </summary>
                private  System.ComponentModel.Container  components  =  null;

                public  Form1()
                {
                        //
                        //  Required  for  Windows  Form  Designer  support
                        //
                        InitializeComponent();

                        //
                        //  TODO:  Add  any  constructor  code  after  InitializeComponent  call
                        //
                }

                ///  <summary>
                ///  Clean  up  any  resources  being  used.
                ///  </summary>
                protected  override  void  Dispose(  bool  disposing  )
                {
                        if(  disposing  )
                        {
                                if  (components  !=  null)  
                                {
                                        components.Dispose();
                                }
                        }
                        base.Dispose(  disposing  );
                }

                #region  Windows  Form  Designer  generated  code
                ///  <summary>
                ///  Required  method  for  Designer  support  -  do  not  modify
                ///  the  contents  of  this  method  with  the  code  editor.
                ///  </summary>
                private  void  InitializeComponent()
                {
                        //  
                        //  Form1
                        //  
                        this.AutoScaleBaseSize  =  new  System.Drawing.Size(5,  13);
                        this.ClientSize  =  new  System.Drawing.Size(464,  370);
                        this.IsMdiContainer  =  true;
                        this.Name  =  "Form1";
                        this.Text  =  "Form1";
                        this.Closing  +=  new  System.ComponentModel.CancelEventHandler(this.Form1_Closing);
                        this.Load  +=  new  System.EventHandler(this.Form1_Load);

                }
                #endregion

                private  void  Form1_Load(object  sender,  System.EventArgs  e)
                {
                
                }

                private  void  Form1_Closing(object  sender,  System.ComponentModel.CancelEventArgs  e)
                {
                        Application.Exit();
                }

                ///  <summary>
                ///  The  main  entry  point  for  the  application.
                ///  </summary>

        }


}

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