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

Publisher: Apress
ISBN: 1590590457
*/

using System.Data.SqlClient;

using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;

namespace DynamicMenu
{
    /// <summary>
    /// Summary description for DynamicMenu.
    /// </summary>
    public class DynamicMenu : System.Windows.Forms.Form
    {
        internal System.Windows.Forms.MainMenu mnuMain;
        internal System.Windows.Forms.MenuItem mnuFile;
        internal System.Windows.Forms.MenuItem mnuNew;
        internal System.Windows.Forms.MenuItem mnuOpen;
        internal System.Windows.Forms.MenuItem mnuClose;
        internal System.Windows.Forms.MenuItem mnuSave;
        internal System.Windows.Forms.MenuItem MenuItem12;
        internal System.Windows.Forms.MenuItem mnuExit;
        internal System.Windows.Forms.MenuItem mnuTools;
        internal System.Windows.Forms.MenuItem mnuManageHardware;
        internal System.Windows.Forms.MenuItem mnuSetupUserAccounts;
        internal System.Windows.Forms.MenuItem mnuChangeDisplay;
        internal System.Windows.Forms.MenuItem mnuHelp;
        internal System.Windows.Forms.MenuItem mnuContents;
        internal System.Windows.Forms.MenuItem MenuItem13;
        internal System.Windows.Forms.MenuItem mnuAbout;
        internal System.Windows.Forms.Button cmdAdmin;
        internal System.Windows.Forms.Button cmdUser;
        /// <summary>
        /// Required designer variable.
        /// </summary>
        private System.ComponentModel.Container components = null;

        public DynamicMenu()
        {
            //
            // 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.mnuMain = new System.Windows.Forms.MainMenu();
            this.mnuFile = new System.Windows.Forms.MenuItem();
            this.mnuNew = new System.Windows.Forms.MenuItem();
            this.mnuOpen = new System.Windows.Forms.MenuItem();
            this.mnuClose = new System.Windows.Forms.MenuItem();
            this.mnuSave = new System.Windows.Forms.MenuItem();
            this.MenuItem12 = new System.Windows.Forms.MenuItem();
            this.mnuExit = new System.Windows.Forms.MenuItem();
            this.mnuTools = new System.Windows.Forms.MenuItem();
            this.mnuManageHardware = new System.Windows.Forms.MenuItem();
            this.mnuSetupUserAccounts = new System.Windows.Forms.MenuItem();
            this.mnuChangeDisplay = new System.Windows.Forms.MenuItem();
            this.mnuHelp = new System.Windows.Forms.MenuItem();
            this.mnuContents = new System.Windows.Forms.MenuItem();
            this.MenuItem13 = new System.Windows.Forms.MenuItem();
            this.mnuAbout = new System.Windows.Forms.MenuItem();
            this.cmdAdmin = new System.Windows.Forms.Button();
            this.cmdUser = new System.Windows.Forms.Button();
            this.SuspendLayout();
            // 
            // mnuMain
            // 
            this.mnuMain.MenuItems.AddRange(new System.Windows.Forms.MenuItem[] {
                                                                                    this.mnuFile,
                                                                                    this.mnuTools,
                                                                                    this.mnuHelp});
            // 
            // mnuFile
            // 
            this.mnuFile.Index = 0;
            this.mnuFile.MenuItems.AddRange(new System.Windows.Forms.MenuItem[] {
                                                                                    this.mnuNew,
                                                                                    this.mnuOpen,
                                                                                    this.mnuClose,
                                                                                    this.mnuSave,
                                                                                    this.MenuItem12,
                                                                                    this.mnuExit});
            this.mnuFile.Text = "File";
            // 
            // mnuNew
            // 
            this.mnuNew.Index = 0;
            this.mnuNew.Text = "New";
            // 
            // mnuOpen
            // 
            this.mnuOpen.Index = 1;
            this.mnuOpen.Text = "Open";
            // 
            // mnuClose
            // 
            this.mnuClose.Index = 2;
            this.mnuClose.Text = "Close";
            // 
            // mnuSave
            // 
            this.mnuSave.Index = 3;
            this.mnuSave.Text = "Save";
            // 
            // MenuItem12
            // 
            this.MenuItem12.Index = 4;
            this.MenuItem12.Text = "-";
            // 
            // mnuExit
            // 
            this.mnuExit.Index = 5;
            this.mnuExit.Text = "Exit";
            // 
            // mnuTools
            // 
            this.mnuTools.Index = 1;
            this.mnuTools.MenuItems.AddRange(new System.Windows.Forms.MenuItem[] {
                                                                                     this.mnuManageHardware,
                                                                                     this.mnuSetupUserAccounts,
                                                                                     this.mnuChangeDisplay});
            this.mnuTools.Text = "Tools";
            // 
            // mnuManageHardware
            // 
            this.mnuManageHardware.Index = 0;
            this.mnuManageHardware.Text = "Manage Hardware";
            // 
            // mnuSetupUserAccounts
            // 
            this.mnuSetupUserAccounts.Index = 1;
            this.mnuSetupUserAccounts.Text = "Setup User Accounts";
            // 
            // mnuChangeDisplay
            // 
            this.mnuChangeDisplay.Index = 2;
            this.mnuChangeDisplay.Text = "Change Display";
            // 
            // mnuHelp
            // 
            this.mnuHelp.Index = 2;
            this.mnuHelp.MenuItems.AddRange(new System.Windows.Forms.MenuItem[] {
                                                                                    this.mnuContents,
                                                                                    this.MenuItem13,
                                                                                    this.mnuAbout});
            this.mnuHelp.Text = "Help";
            // 
            // mnuContents
            // 
            this.mnuContents.Index = 0;
            this.mnuContents.Text = "Contents";
            // 
            // MenuItem13
            // 
            this.MenuItem13.Index = 1;
            this.MenuItem13.Text = "-";
            // 
            // mnuAbout
            // 
            this.mnuAbout.Index = 2;
            this.mnuAbout.Text = "About";
            // 
            // cmdAdmin
            // 
            this.cmdAdmin.FlatStyle = System.Windows.Forms.FlatStyle.System;
            this.cmdAdmin.Location = new System.Drawing.Point(132, 88);
            this.cmdAdmin.Name = "cmdAdmin";
            this.cmdAdmin.Size = new System.Drawing.Size(80, 24);
            this.cmdAdmin.TabIndex = 3;
            this.cmdAdmin.Text = "Admin Level";
            this.cmdAdmin.Click += new System.EventHandler(this.cmdAdmin_Click);
            // 
            // cmdUser
            // 
            this.cmdUser.FlatStyle = System.Windows.Forms.FlatStyle.System;
            this.cmdUser.Location = new System.Drawing.Point(44, 88);
            this.cmdUser.Name = "cmdUser";
            this.cmdUser.Size = new System.Drawing.Size(80, 24);
            this.cmdUser.TabIndex = 2;
            this.cmdUser.Text = "User Level";
            this.cmdUser.Click += new System.EventHandler(this.cmdUser_Click);
            // 
            // DynamicMenu
            // 
            this.AutoScaleBaseSize = new System.Drawing.Size(5, 14);
            this.ClientSize = new System.Drawing.Size(256, 129);
            this.Controls.AddRange(new System.Windows.Forms.Control[] {
                                                                          this.cmdAdmin,
                                                                          this.cmdUser});
            this.Font = new System.Drawing.Font("Tahoma", 8.25F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((System.Byte)(0)));
            this.Menu = this.mnuMain;
            this.Name = "DynamicMenu";
            this.Text = "Dynamic Menu";
            this.Load += new System.EventHandler(this.DynamicMenu_Load);
            this.ResumeLayout(false);

        }
        #endregion

        /// <summary>
        /// The main entry point for the application.
        /// </summary>
        [STAThread]
        static void Main() 
        {
            Application.Run(new DynamicMenu());
        }

        private void DynamicMenu_Load(object sender, System.EventArgs e)
        {
            cmdUser_Click(null,null);

        }

        private void cmdUser_Click(object sender, System.EventArgs e)
        {
            DataTable dtPermissions;

            // Get permissions for an Admin-level user.
            dtPermissions = DBPermissions.GetPermissions(DBPermissions.Level.User);

            // Update the menu with these permissions.
            SearchMenu(this.Menu, dtPermissions);

        }

        private void cmdAdmin_Click(object sender, System.EventArgs e)
        {
            DataTable dtPermissions;

            // Get permissions for an Admin-level user.
            dtPermissions = DBPermissions.GetPermissions(DBPermissions.Level.Admin);

            // Update the menu with these permissions.
            SearchMenu(this.Menu, dtPermissions);

        }

        private void SearchMenu(Menu menu, DataTable dtPermissions)
        {
            DataRow[] rowMatch;

            foreach (MenuItem mnuItem in menu.MenuItems)
            {           
                // See if this menu item has a corresponding row.
                rowMatch = dtPermissions.Select("ControlName = &#039;" + mnuItem.Text + "&#039;");

                // If it does, configure the menu item state accordingly.           
                if (rowMatch.GetLength(0) > 0)
                {
                    DBPermissions.State state;
                    state = (DBPermissions.State)int.Parse(rowMatch[0]["State"].ToString());

                    switch (state)
                    {
                        case DBPermissions.State.Hidden:
                            mnuItem.Visible = false;
                            break;
                        case DBPermissions.State.Disabled:
                            mnuItem.Enabled = false;
                            break;
                    }
                }
                else
                {
                    mnuItem.Visible = true;
                    mnuItem.Enabled = true;
                }

                // Search recursively through any submenus.
                if (mnuItem.MenuItems.Count > 0)
                {
                    SearchMenu(mnuItem, dtPermissions);
                }
            }
        }

    }
    public class DBPermissions
    {
        public enum State
        {
            Normal = 0,
            Disabled = 1,
            Hidden = 2
        }

        public enum Level
        {
            Admin,
            User
        }

        private static SqlConnection con = new SqlConnection("Data Source=localhost;"
            + "Integrated Security=SSPI;Initial Catalog=Apress;");

        public static DataTable GetPermissions(Level userLevel)
        {
            con.Open();

            // Permissions isn&#039;t actually actually a table in our data source.
            // Instead, it&#039;s a view that combines the important information
            // from all three tables using a Join query.
            string selectPermissions = "SELECT * FROM Permissions ";

            switch (userLevel)
            {
                case Level.Admin:
                    selectPermissions += "WHERE LevelName = &#039;Admin&#039;";
                    break;
                case Level.User:
                    selectPermissions += "WHERE LevelName = &#039;User&#039;";
                    break;
            }

            SqlCommand cmd = new SqlCommand(selectPermissions, con);
            SqlDataAdapter adapter = new SqlDataAdapter(cmd);
            DataSet ds = new DataSet();
            adapter.Fill(ds, "Permissions");

            con.Close();

            return ds.Tables["Permissions"];
        }
    }

}
/*
-- Database Dump Wizard Ver 2.2.1 (libmssql version 2.3)
--
-- Host: localhost    Database: [Apress]
-- ---------------------------------------------------------
-- Server version   Microsoft SQL Server Version 8.0.255


-- Dumping user-defined datatypes in &#039;[Apress]&#039;


-- Table structure for table &#039;Controls&#039;
CREATE TABLE [Controls] (
[ID] int IDENTITY NOT NULL,
[ControlName] varchar(20) NOT NULL)
GO

CREATE UNIQUE CLUSTERED INDEX PK_Controls ON [Controls] (ID)
GO


-- Dumping data for table &#039;Controls&#039;
--

-- Enable identity insert
SET IDENTITY_INSERT [Controls] ON
GO

INSERT INTO [Controls] ([ID], [ControlName])
VALUES(1, &#039;New&#039;)
GO
INSERT INTO [Controls] ([ID], [ControlName])
VALUES(2, &#039;Save&#039;)
GO
INSERT INTO [Controls] ([ID], [ControlName])
VALUES(3, &#039;Manage Hardware&#039;)
GO
INSERT INTO [Controls] ([ID], [ControlName])
VALUES(4, &#039;Setup User Accounts&#039;)
GO

-- Disable identity insert
SET IDENTITY_INSERT [Controls] OFF
GO



-- Table structure for table &#039;Controls_Levels&#039;
CREATE TABLE [Controls_Levels] (
[ID] int IDENTITY NOT NULL,
[Control_ID] int NOT NULL,
[Level_ID] int NOT NULL,
[State] smallint)
GO

CREATE UNIQUE CLUSTERED INDEX PK_Control_Levels ON [Controls_Levels] (ID)
GO


-- Dumping data for table &#039;Controls_Levels&#039;
--

-- Enable identity insert
SET IDENTITY_INSERT [Controls_Levels] ON
GO

INSERT INTO [Controls_Levels] ([ID], [Control_ID], [Level_ID], [State])
VALUES(1, 1, 2, 1)
GO
INSERT INTO [Controls_Levels] ([ID], [Control_ID], [Level_ID], [State])
VALUES(2, 2, 2, 1)
GO
INSERT INTO [Controls_Levels] ([ID], [Control_ID], [Level_ID], [State])
VALUES(3, 3, 2, 2)
GO
INSERT INTO [Controls_Levels] ([ID], [Control_ID], [Level_ID], [State])
VALUES(4, 4, 2, 2)
GO

-- Disable identity insert
SET IDENTITY_INSERT [Controls_Levels] OFF
GO



-- Table structure for table &#039;Levels&#039;
CREATE TABLE [Levels] (
[ID] int IDENTITY NOT NULL,
[LevelName] varchar(50))
GO

CREATE UNIQUE CLUSTERED INDEX PK_UserLevels ON [Levels] (ID)
GO


-- Dumping data for table &#039;Levels&#039;
--

-- Enable identity insert
SET IDENTITY_INSERT [Levels] ON
GO

INSERT INTO [Levels] ([ID], [LevelName])
VALUES(1, &#039;Admin&#039;)
GO
INSERT INTO [Levels] ([ID], [LevelName])
VALUES(2, &#039;User&#039;)
GO

-- Disable identity insert
SET IDENTITY_INSERT [Levels] OFF
GO


CREATE VIEW [Permissions]
AS
SELECT     Controls.ControlName, Levels.LevelName, Controls_Levels.State
FROM         Controls INNER JOIN
                      Controls_Levels ON Controls.ID = Controls_Levels.Control_ID INNER JOIN
                      Levels ON Controls_Levels.Level_ID = Levels.ID
GO


*/

           
          

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

   

/*
C# Programming Tips & Techniques
by Charles Wright, Kris Jamsa

Publisher: Osborne/McGraw-Hill (December 28, 2001)
ISBN: 0072193794
*/

using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;

namespace FormMenu
{
  /// <summary>
  /// Summary description for FormMenuDemo.
  /// </summary>
  public class FormMenuDemo : System.Windows.Forms.Form
  {
    private System.Windows.Forms.MainMenu mainMenu1;
    private System.Windows.Forms.MenuItem mnuFile;
    private System.Windows.Forms.MenuItem mnuFileExit;
    /// <summary>
    /// Required designer variable.
    /// </summary>
    private System.ComponentModel.Container components = null;

    public FormMenuDemo()
    {
      //
      // 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.mainMenu1 = new System.Windows.Forms.MainMenu();
      this.mnuFile = new System.Windows.Forms.MenuItem();
      this.mnuFileExit = new System.Windows.Forms.MenuItem();
      // 
      // mainMenu1
      // 
      this.mainMenu1.MenuItems.AddRange(new System.Windows.Forms.MenuItem[] {
                                            this.mnuFile});
      // 
      // mnuFile
      // 
      this.mnuFile.Index = 0;
      this.mnuFile.MenuItems.AddRange(new System.Windows.Forms.MenuItem[] {
                                          this.mnuFileExit});
      this.mnuFile.Text = "&amp;File";
      // 
      // mnuFileExit
      // 
      this.mnuFileExit.Index = 0;
      this.mnuFileExit.Text = "E&amp;xit";
      this.mnuFileExit.Click += new System.EventHandler(this.mnuFileExit_Click);
      // 
      // FormMenuDemo
      // 
      this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
      this.ClientSize = new System.Drawing.Size(292, 273);
      this.Menu = this.mainMenu1;
      this.Name = "FormMenuDemo";
      this.Text = "FormMenuDemo";

    }
    #endregion

    /// <summary>
    /// The main entry point for the application.
    /// </summary>
    [STAThread]
    static void Main() 
    {
      Application.Run(new FormMenuDemo());
    }

    private void mnuFileExit_Click(object sender, System.EventArgs e)
    {
      Application.Exit ();
    }
  }
}


           
          

   

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using System.IO;

public class Form1 : Form
{
      private System.Windows.Forms.MenuStrip menuStrip1;
      private System.Windows.Forms.ToolStripMenuItem fileToolStripMenuItem;
      private System.Windows.Forms.ToolStripMenuItem newToolStripMenuItem;
      private System.Windows.Forms.ToolStripMenuItem exitToolStripMenuItem;
      private System.Windows.Forms.ToolStripMenuItem child1ToolStripMenuItem;
      private System.Windows.Forms.ToolStripMenuItem windowToolStripMenuItem;
      private System.Windows.Forms.ToolStripMenuItem cascadeToolStripMenuItem;
      private System.Windows.Forms.ToolStripMenuItem tileHorizontalToolStripMenuItem;
      private System.Windows.Forms.ToolStripMenuItem tileVerticalToolStripMenuItem;
      private System.Windows.Forms.ToolStripSeparator toolStripSeparator1;
      
      public Form1() {
        InitializeComponent();
      }
      private void child1ToolStripMenuItem_Click(object sender, EventArgs e ){
        ChildForm formChild = new ChildForm("Child", "winter.jpg" );
        formChild.MdiParent = this;
        formChild.Show();
     }

     private void cascadeToolStripMenuItem_Click(object sender, EventArgs e ) {
       this.LayoutMdi( MdiLayout.Cascade );
     } 

     private void tileHorizontalToolStripMenuItem_Click(object sender, EventArgs e ) {
       this.LayoutMdi( MdiLayout.TileHorizontal );
     }
     private void tileVerticalToolStripMenuItem_Click(object sender, EventArgs e ) {
       this.LayoutMdi( MdiLayout.TileVertical );
     }
     private void InitializeComponent() {
         this.menuStrip1 = new System.Windows.Forms.MenuStrip();
         this.fileToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
         this.newToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
         this.child1ToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
         this.exitToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
         this.windowToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
         this.cascadeToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
         this.tileHorizontalToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
         this.tileVerticalToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
         this.toolStripSeparator1 = new System.Windows.Forms.ToolStripSeparator();
         this.menuStrip1.SuspendLayout();
         this.SuspendLayout();
         // 
         // menuStrip1
         // 
         this.menuStrip1.Items.AddRange(new System.Windows.Forms.ToolStripItem[] {
            this.fileToolStripMenuItem,
            this.windowToolStripMenuItem});
         this.menuStrip1.Location = new System.Drawing.Point(0, 0);
         this.menuStrip1.MdiWindowListItem = this.windowToolStripMenuItem;
         this.menuStrip1.Name = "menuStrip1";
         this.menuStrip1.Size = new System.Drawing.Size(353, 24);
         this.menuStrip1.TabIndex = 1;
         this.menuStrip1.Text = "menuStrip1";
         // 
         // fileToolStripMenuItem
         // 
         this.fileToolStripMenuItem.DropDownItems.AddRange(new System.Windows.Forms.ToolStripItem[] {
            this.newToolStripMenuItem,
            this.exitToolStripMenuItem});
         this.fileToolStripMenuItem.Name = "fileToolStripMenuItem";
         this.fileToolStripMenuItem.Text = "File";
         // 
         // newToolStripMenuItem
         // 
         this.newToolStripMenuItem.DropDownItems.AddRange(new System.Windows.Forms.ToolStripItem[] {
            this.child1ToolStripMenuItem});
         this.newToolStripMenuItem.Name = "newToolStripMenuItem";
         this.newToolStripMenuItem.Text = "New";
         // 
         // child1ToolStripMenuItem
         // 
         this.child1ToolStripMenuItem.Name = "child1ToolStripMenuItem";
         this.child1ToolStripMenuItem.Text = "Child1";
         this.child1ToolStripMenuItem.Click += new System.EventHandler(this.child1ToolStripMenuItem_Click);
         // 
         // exitToolStripMenuItem
         // 
         this.exitToolStripMenuItem.Name = "exitToolStripMenuItem";
         this.exitToolStripMenuItem.Text = "Exit";
         // 
         // windowToolStripMenuItem
         // 
         this.windowToolStripMenuItem.DropDownItems.AddRange(new System.Windows.Forms.ToolStripItem[] {
            this.cascadeToolStripMenuItem,
            this.tileHorizontalToolStripMenuItem,
            this.tileVerticalToolStripMenuItem,
            this.toolStripSeparator1});
         this.windowToolStripMenuItem.Name = "windowToolStripMenuItem";
         this.windowToolStripMenuItem.Text = "Window";
         // 
         // cascadeToolStripMenuItem
         // 
         this.cascadeToolStripMenuItem.Name = "cascadeToolStripMenuItem";
         this.cascadeToolStripMenuItem.Text = "Cascade";
         this.cascadeToolStripMenuItem.Click += new System.EventHandler(this.cascadeToolStripMenuItem_Click);
         // 
         // tileHorizontalToolStripMenuItem
         // 
         this.tileHorizontalToolStripMenuItem.Name = "tileHorizontalToolStripMenuItem";
         this.tileHorizontalToolStripMenuItem.Text = "Tile Horizontal";
         this.tileHorizontalToolStripMenuItem.Click += new System.EventHandler(this.tileHorizontalToolStripMenuItem_Click);
         // 
         // tileVerticalToolStripMenuItem
         // 
         this.tileVerticalToolStripMenuItem.Name = "tileVerticalToolStripMenuItem";
         this.tileVerticalToolStripMenuItem.Text = "Tile Vertical";
         this.tileVerticalToolStripMenuItem.Click += new System.EventHandler(this.tileVerticalToolStripMenuItem_Click);
         // 
         // toolStripSeparator1
         // 
         this.toolStripSeparator1.Name = "toolStripSeparator1";
         // 
         // UsingMDIForm
         // 
         this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 13F);
         this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
         this.ClientSize = new System.Drawing.Size(353, 310);
         this.Controls.Add(this.menuStrip1);
         this.IsMdiContainer = true;
         this.MainMenuStrip = this.menuStrip1;
         this.Name = "UsingMDIForm";
         this.Text = "UsingMDI";
         this.menuStrip1.ResumeLayout(false);
         this.ResumeLayout(false);
         this.PerformLayout();

      }

    [STAThread]
    static void Main()
    {
        Application.EnableVisualStyles();
        Application.Run(new Form1());
    }

}

public class ChildForm : Form
{
   private System.Windows.Forms.PictureBox picDisplay;
   
   public ChildForm( string title, string fileName )
   {
      InitializeComponent();

      Text = title; 

      picDisplay.Image = Image.FromFile(fileName);
   }
   
   private void InitializeComponent() {
         this.picDisplay = new System.Windows.Forms.PictureBox();
         ((System.ComponentModel.ISupportInitialize)(this.picDisplay)).BeginInit();
         this.SuspendLayout();
         // 
         // picDisplay
         // 
         this.picDisplay.Location = new System.Drawing.Point(1, 7);
         this.picDisplay.Name = "picDisplay";
         this.picDisplay.Size = new System.Drawing.Size(225, 247);
         this.picDisplay.TabIndex = 0;
         this.picDisplay.TabStop = false;
         // 
         // ChildForm
         // 
         this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 13F);
         this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
         this.ClientSize = new System.Drawing.Size(227, 256);
         this.Controls.Add(this.picDisplay);
         this.Name = "ChildForm";
         this.Text = "Child";
         ((System.ComponentModel.ISupportInitialize)(this.picDisplay)).EndInit();
         this.ResumeLayout(false);

      }
}


           
          

   


using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;

namespace MdiBasic
{
  public class frmContainer : System.Windows.Forms.Form
  {
    private System.ComponentModel.Container components = null;

    public frmContainer()
    {
      InitializeComponent();
            MdiBasic.frmChild child = new MdiBasic.frmChild(this);

            child.Show();
        }
    private void InitializeComponent()
    {
         this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
         this.ClientSize = new System.Drawing.Size(292, 273);
         this.IsMdiContainer = true;
         this.Name = "frmContainer";
         this.Text = "MDI Basic";
         this.WindowState = System.Windows.Forms.FormWindowState.Maximized;

        }
    [STAThread]
    static void Main() 
    {
      Application.Run(new frmContainer());
    }
  }

  public class frmChild : System.Windows.Forms.Form
  {
    private System.ComponentModel.Container components = null;

        public frmChild(MdiBasic.frmContainer parent)
    {
      InitializeComponent();
            this.MdiParent = parent;
        }
    private void InitializeComponent()
    {
      this.components = new System.ComponentModel.Container();
      this.Size = new System.Drawing.Size(300,300);
      this.Text = "frmChild";
    }
  }
}

           
          

   

/*
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>

    }


}



           
          

   

/*
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;

namespace MDIRelatives
{
  /// <summary>
  /// Summary description for MDIRelatives.
  /// </summary>
  public class MDIRelatives : System.Windows.Forms.Form
  {
    internal System.Windows.Forms.MainMenu MainMenu1;
    internal System.Windows.Forms.MenuItem MenuItem1;
    internal System.Windows.Forms.MenuItem mnuCascade;
    internal System.Windows.Forms.MenuItem mnuTileV;
    internal System.Windows.Forms.MenuItem mnuTileH;
    internal System.Windows.Forms.MenuItem mnuMinimizeAll;
    internal System.Windows.Forms.ImageList imgButtons;
    internal System.Windows.Forms.ToolBar ToolBar1;
    internal System.Windows.Forms.ToolBarButton cmdNew;
    internal System.Windows.Forms.ToolBarButton cmdClose;
    private System.ComponentModel.IContainer components;

    public MDIRelatives()
    {
      //
      // 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.components = new System.ComponentModel.Container();
      System.Resources.ResourceManager resources = new System.Resources.ResourceManager(typeof(MDIRelatives));
      this.MainMenu1 = new System.Windows.Forms.MainMenu();
      this.MenuItem1 = new System.Windows.Forms.MenuItem();
      this.mnuCascade = new System.Windows.Forms.MenuItem();
      this.mnuTileV = new System.Windows.Forms.MenuItem();
      this.mnuTileH = new System.Windows.Forms.MenuItem();
      this.mnuMinimizeAll = new System.Windows.Forms.MenuItem();
      this.imgButtons = new System.Windows.Forms.ImageList(this.components);
      this.ToolBar1 = new System.Windows.Forms.ToolBar();
      this.cmdNew = new System.Windows.Forms.ToolBarButton();
      this.cmdClose = new System.Windows.Forms.ToolBarButton();
      this.SuspendLayout();
      // 
      // MainMenu1
      // 
      this.MainMenu1.MenuItems.AddRange(new System.Windows.Forms.MenuItem[] {
                                            this.MenuItem1});
      // 
      // MenuItem1
      // 
      this.MenuItem1.Index = 0;
      this.MenuItem1.MdiList = true;
      this.MenuItem1.MenuItems.AddRange(new System.Windows.Forms.MenuItem[] {
                                            this.mnuCascade,
                                            this.mnuTileV,
                                            this.mnuTileH,
                                            this.mnuMinimizeAll});
      this.MenuItem1.Text = "Window";
      // 
      // mnuCascade
      // 
      this.mnuCascade.Index = 0;
      this.mnuCascade.Text = "Cascase";
      this.mnuCascade.Click += new System.EventHandler(this.mnuCascade_Click);
      // 
      // mnuTileV
      // 
      this.mnuTileV.Index = 1;
      this.mnuTileV.Text = "Tile Vertical";
      this.mnuTileV.Click += new System.EventHandler(this.mnuTileV_Click);
      // 
      // mnuTileH
      // 
      this.mnuTileH.Index = 2;
      this.mnuTileH.Text = "Tile Horizontal";
      this.mnuTileH.Click += new System.EventHandler(this.mnuTileH_Click);
      // 
      // mnuMinimizeAll
      // 
      this.mnuMinimizeAll.Index = 3;
      this.mnuMinimizeAll.Text = "Minimize All";
      this.mnuMinimizeAll.Click += new System.EventHandler(this.mnuMinimizeAll_Click);
      // 
      // imgButtons
      // 
      this.imgButtons.ColorDepth = System.Windows.Forms.ColorDepth.Depth8Bit;
      this.imgButtons.ImageSize = new System.Drawing.Size(16, 16);
      this.imgButtons.ImageStream = ((System.Windows.Forms.ImageListStreamer)(resources.GetObject("imgButtons.ImageStream")));
      this.imgButtons.TransparentColor = System.Drawing.Color.Transparent;
      // 
      // ToolBar1
      // 
      this.ToolBar1.Appearance = System.Windows.Forms.ToolBarAppearance.Flat;
      this.ToolBar1.BorderStyle = System.Windows.Forms.BorderStyle.Fixed3D;
      this.ToolBar1.Buttons.AddRange(new System.Windows.Forms.ToolBarButton[] {
                                            this.cmdNew,
                                            this.cmdClose});
      this.ToolBar1.DropDownArrows = true;
      this.ToolBar1.ImageList = this.imgButtons;
      this.ToolBar1.Name = "ToolBar1";
      this.ToolBar1.ShowToolTips = true;
      this.ToolBar1.Size = new System.Drawing.Size(292, 41);
      this.ToolBar1.TabIndex = 4;
      this.ToolBar1.ButtonClick += new System.Windows.Forms.ToolBarButtonClickEventHandler(this.ToolBar1_ButtonClick);
      // 
      // cmdNew
      // 
      this.cmdNew.ImageIndex = 0;
      this.cmdNew.Text = "New";
      // 
      // cmdClose
      // 
      this.cmdClose.ImageIndex = 1;
      this.cmdClose.Text = "Close";
      // 
      // MDIRelatives
      // 
      this.AutoScaleBaseSize = new System.Drawing.Size(5, 14);
      this.ClientSize = new System.Drawing.Size(292, 266);
      this.Controls.AddRange(new System.Windows.Forms.Control[] {
                                      this.ToolBar1});
      this.Font = new System.Drawing.Font("Tahoma", 8.25F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((System.Byte)(0)));
      this.IsMdiContainer = true;
      this.Menu = this.MainMenu1;
      this.Name = "MDIRelatives";
      this.Text = "MDIRelatives";
      this.ResumeLayout(false);

    }
    #endregion

    [STAThread]
    static void Main() 
    {
      Application.Run(new MDIRelatives());
    }

    private string synchronizedText = "text";
    private int mdiCount = 0;

    private void ToolBar1_ButtonClick(object sender, System.Windows.Forms.ToolBarButtonClickEventArgs e)
    {
      // Determine which button was clicked.
      if (e.Button == cmdNew)
      {
        // Show a new ChildForm.
        Child frmChild = new Child();
        frmChild.MdiMDIRelatives = this;
        frmChild.RefreshText(synchronizedText);

        mdiCount++;
        frmChild.Text = "MDI Child # " + mdiCount.ToString();

        frmChild.Show();
      }
      else if (e.Button == cmdClose)
      {
        // Close the active child.
        this.ActiveMdiChild.Close();
      }

    }

    public void RefreshChildren(Child sender, string text)
    {
      // Store text for use when creating a child form, or if needed later.
      synchronizedText = text;

      // Update children.
      foreach (Child frm in this.MdiChildren)
      {
        if (frm != sender)
        {
          frm.RefreshText(text);
        }
      }
    }

    private void mnuMinimizeAll_Click(object sender, System.EventArgs e)
    {
      foreach (Form frm in this.MdiChildren)
      {
        frm.WindowState = FormWindowState.Minimized;
      }

    }

    private void mnuTileH_Click(object sender, System.EventArgs e)
    {
      this.LayoutMdi(MdiLayout.TileHorizontal);
    }

    private void mnuTileV_Click(object sender, System.EventArgs e)
    {
      this.LayoutMdi(MdiLayout.TileVertical);
    }

    private void mnuCascade_Click(object sender, System.EventArgs e)
    {
      this.LayoutMdi(MdiLayout.Cascade);
    }


  }
}
//===========================================================
//===========================================================

using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;

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

    public Child()
    {
      //
      // 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.textBox1 = new System.Windows.Forms.TextBox();
      this.SuspendLayout();
      // 
      // textBox1
      // 
      this.textBox1.Anchor = (((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Bottom) 
        | System.Windows.Forms.AnchorStyles.Left) 
        | System.Windows.Forms.AnchorStyles.Right);
      this.textBox1.Location = new System.Drawing.Point(8, 8);
      this.textBox1.Multiline = true;
      this.textBox1.Name = "textBox1";
      this.textBox1.Size = new System.Drawing.Size(212, 108);
      this.textBox1.TabIndex = 1;
      this.textBox1.Text = "textBox1";
      this.textBox1.TextChanged += new System.EventHandler(this.TextBox1_TextChanged);
      // 
      // Child
      // 
      this.AutoScaleBaseSize = new System.Drawing.Size(5, 14);
      this.ClientSize = new System.Drawing.Size(228, 126);
      this.Controls.AddRange(new System.Windows.Forms.Control[] {
                                      this.textBox1});
      this.Font = new System.Drawing.Font("Tahoma", 8.25F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((System.Byte)(0)));
      this.Name = "Child";
      this.Text = "Child";
      this.ResumeLayout(false);

    }
    #endregion

    internal System.Windows.Forms.TextBox textBox1;


    private bool isUpdating;

    private void TextBox1_TextChanged(object sender, System.EventArgs e)
    {
      if (this.MdiParent != null &amp;&amp; !isUpdating)
      {
        // The reference to the MDI parent must be converted to the appropriate
        // form class in order to access the custom RefreshChildren() method.
        ((Parent)this.MdiParent).RefreshChildren(this, textBox1.Text);
      }

    }
    public void RefreshText(string text)
    {
      // Disable the event to prevent an endless string of updates.
      isUpdating = true;

      // Update the control.
      textBox1.Text = text;

      // Re-enable the event handler.
      isUpdating = false;
    }

  }
}



           
          


MDIRelatives.zip( 38 k)