VB.Net by API/System.Windows.Forms/MenuItem

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MenuItem.Checked

<source lang="vbnet">

Imports System.Windows.Forms public class DynamicMenu

  public Shared Sub Main
       Application.Run(New Form1)
  End Sub

End class Public Class Form1

   Inherits System.Windows.Forms.Form
   Public Sub New()
       MyBase.New()
       InitializeComponent()
   End Sub
   Protected Overloads Overrides Sub Dispose(ByVal disposing As Boolean)
       If disposing Then
           If Not (components Is Nothing) Then
               components.Dispose()
           End If
       End If
       MyBase.Dispose(disposing)
   End Sub
   Private components As System.ruponentModel.IContainer
   Friend WithEvents MainMenu1 As System.Windows.Forms.MainMenu
   Friend WithEvents MenuItem1 As System.Windows.Forms.MenuItem
   Friend WithEvents MenuItem2 As System.Windows.Forms.MenuItem
   Friend WithEvents MenuItem3 As System.Windows.Forms.MenuItem
   Friend WithEvents MenuItem4 As System.Windows.Forms.MenuItem
   Friend WithEvents MenuItem5 As System.Windows.Forms.MenuItem
   Friend WithEvents MenuItem6 As System.Windows.Forms.MenuItem
   Friend WithEvents Button1 As System.Windows.Forms.Button
   Friend WithEvents Button2 As System.Windows.Forms.Button
   Friend WithEvents Button3 As System.Windows.Forms.Button
   Friend WithEvents Button4 As System.Windows.Forms.Button
   <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
       Me.MainMenu1 = New System.Windows.Forms.MainMenu
       Me.MenuItem1 = New System.Windows.Forms.MenuItem
       Me.MenuItem2 = New System.Windows.Forms.MenuItem
       Me.MenuItem3 = New System.Windows.Forms.MenuItem
       Me.MenuItem4 = New System.Windows.Forms.MenuItem
       Me.MenuItem5 = New System.Windows.Forms.MenuItem
       Me.MenuItem6 = New System.Windows.Forms.MenuItem
       Me.Button1 = New System.Windows.Forms.Button
       Me.Button2 = New System.Windows.Forms.Button
       Me.Button3 = New System.Windows.Forms.Button
       Me.Button4 = New System.Windows.Forms.Button
       Me.SuspendLayout()
       "
       "MainMenu1
       "
       Me.MainMenu1.MenuItems.AddRange(New System.Windows.Forms.MenuItem() {Me.MenuItem1, Me.MenuItem3})
       "
       "MenuItem1
       "
       Me.MenuItem1.Index = 0
       Me.MenuItem1.MenuItems.AddRange(New System.Windows.Forms.MenuItem() {Me.MenuItem2})
       Me.MenuItem1.Text = "File"
       "
       "MenuItem2
       "
       Me.MenuItem2.Index = 0
       Me.MenuItem2.Text = "Open"
       "
       "MenuItem3
       "
       Me.MenuItem3.Index = 1
       Me.MenuItem3.MenuItems.AddRange(New System.Windows.Forms.MenuItem() {Me.MenuItem4, Me.MenuItem5, Me.MenuItem6})
       Me.MenuItem3.Text = "Edit"
       "
       "MenuItem4
       "
       Me.MenuItem4.Index = 0
       Me.MenuItem4.Text = "Cut"
       "
       "MenuItem5
       "
       Me.MenuItem5.Index = 1
       Me.MenuItem5.Text = "Copy"
       "
       "MenuItem6
       "
       Me.MenuItem6.Index = 2
       Me.MenuItem6.Text = "Paste"
       "
       "Button1
       "
       Me.Button1.Location = New System.Drawing.Point(200, 8)
       Me.Button1.Name = "Button1"
       Me.Button1.Size = New System.Drawing.Size(72, 24)
       Me.Button1.TabIndex = 3
       Me.Button1.Text = "Select"
       "
       "Button2
       "
       Me.Button2.Location = New System.Drawing.Point(200, 48)
       Me.Button2.Name = "Button2"
       Me.Button2.Size = New System.Drawing.Size(72, 24)
       Me.Button2.TabIndex = 4
       Me.Button2.Text = "Disable"
       "
       "Button3
       "
       Me.Button3.Location = New System.Drawing.Point(200, 88)
       Me.Button3.Name = "Button3"
       Me.Button3.Size = New System.Drawing.Size(72, 24)
       Me.Button3.TabIndex = 5
       Me.Button3.Text = "RadioButton"
       "
       "Button4
       "
       Me.Button4.Location = New System.Drawing.Point(200, 136)
       Me.Button4.Name = "Button4"
       Me.Button4.Size = New System.Drawing.Size(72, 24)
       Me.Button4.TabIndex = 6
       Me.Button4.Text = "Hide"
       "
       "Form1
       "
       Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13)
       Me.ClientSize = New System.Drawing.Size(328, 225)
       Me.Controls.Add(Me.Button4)
       Me.Controls.Add(Me.Button3)
       Me.Controls.Add(Me.Button2)
       Me.Controls.Add(Me.Button1)
       Me.Menu = Me.MainMenu1
       Me.ResumeLayout(False)
   End Sub
   Private Sub Button1_Click_1(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
       MenuItem4.RadioCheck = False
       MenuItem5.RadioCheck = False
       MenuItem6.RadioCheck = False
       MenuItem6.Checked = MenuItem4.Checked
       MenuItem4.Checked = Not MenuItem4.Checked
       MenuItem5.Checked = Not MenuItem5.Checked
       MenuItem6.Checked = Not MenuItem6.Checked
   End Sub
   Private Sub Button2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button2.Click
       MenuItem4.RadioCheck = False
       MenuItem5.RadioCheck = False
       MenuItem6.RadioCheck = False
       MenuItem6.Checked = MenuItem4.Checked
       MenuItem4.Enabled = Not MenuItem4.Enabled
       MenuItem5.Enabled = Not MenuItem5.Enabled
       MenuItem6.Enabled = Not MenuItem6.Enabled
   End Sub
   Private Sub Button3_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button3.Click
       MenuItem4.Checked = False
       MenuItem5.Checked = False
       MenuItem6.Checked = True
       MenuItem6.RadioCheck = True
   End Sub
   Private Sub Button4_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button4.Click
       MenuItem6.Visible = Not MenuItem6.Visible
   End Sub

End Class


 </source>


Menuitem.Click

<source lang="vbnet"> Imports System Imports System.Collections Imports System.Data Imports System.IO Imports System.Xml.Serialization Imports System.Windows.Forms Imports System.Drawing Imports System.Drawing.Drawing2D Imports System.Drawing.Text Imports System.Drawing.Printing

Public Class MainClass

   Shared Sub Main()
      Dim form1 As Form = New Form1()
      Application.Run(form1) 
    End Sub

End Class

Public Class Form1

   Inherits System.Windows.Forms.Form
  1. Region " Windows Form Designer generated code "
   Public Sub New()
       MyBase.New()
       "This call is required by the Windows Form Designer.
       InitializeComponent()
       "Add any initialization after the InitializeComponent() call
   End Sub
   "Form overrides dispose to clean up the component list.
   Protected Overloads Overrides Sub Dispose(ByVal disposing As Boolean)
       If disposing Then
           If Not (components Is Nothing) Then
               components.Dispose()
           End If
       End If
       MyBase.Dispose(disposing)
   End Sub
   Friend WithEvents MainMenu1 As System.Windows.Forms.MainMenu
   Friend WithEvents mnuExit As System.Windows.Forms.MenuItem
   Friend WithEvents mnuFile As System.Windows.Forms.MenuItem
   Friend WithEvents mnuNew As System.Windows.Forms.MenuItem
   "Required by the Windows Form Designer
   Private components As System.ruponentModel.Container
   "NOTE: The following procedure is required by the Windows Form Designer
   "It can be modified using the Windows Form Designer.  
   "Do not modify it using the code editor.
   <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
       Me.MainMenu1 = New System.Windows.Forms.MainMenu()
       Me.mnuFile = New System.Windows.Forms.MenuItem()
       Me.mnuNew = New System.Windows.Forms.MenuItem()
       Me.mnuExit = New System.Windows.Forms.MenuItem()
       "
       "MainMenu1
       "
       Me.MainMenu1.MenuItems.AddRange(New System.Windows.Forms.MenuItem() {Me.mnuFile})
       "
       "mnuFile
       "
       Me.mnuFile.Index = 0
       Me.mnuFile.MenuItems.AddRange(New System.Windows.Forms.MenuItem() {Me.mnuNew, Me.mnuExit})
       Me.mnuFile.Text = "File"
       "
       "mnuNew
       "
       Me.mnuNew.Index = 0
       Me.mnuNew.Text = "New"
       "
       "mnuExit
       "
       Me.mnuExit.Index = 1
       Me.mnuExit.Text = "Exit"
       "
       "Form1
       "
       Me.AutoScaleBaseSize = New System.Drawing.Size(6, 15)
       Me.ClientSize = New System.Drawing.Size(292, 272)
       Me.Menu = Me.MainMenu1
       Me.Name = "Form1"
       Me.Text = "MDI Example 2"
   End Sub
  1. End Region
   Private Sub Form1_Load(ByVal sender As System.Object, _
 ByVal e As System.EventArgs) _
 Handles MyBase.Load
       Me.Text = "I"m an MDI Parent"
       Me.IsMdiContainer = True
       Dim MyChild As New System.Windows.Forms.Form()
       MyChild.MdiParent = Me
       MyChild.Show()
       MyChild.Text = "First MDI Child"
       InitializeMenu()
   End Sub
   Public Sub InitializeMenu()
       Dim mnuWindow As New MenuItem("&Window")
       MainMenu1.MenuItems.Add(mnuWindow)
       mnuWindow.MenuItems.Add(New MenuItem("&Cascade", AddressOf WindowCascade_Clicked))
       mnuWindow.MenuItems.Add(New MenuItem("Tile &Horizontal", AddressOf WindowTileHoriz_Clicked))
       mnuWindow.MenuItems.Add(New MenuItem("Tile &Vertical", AddressOf WindowTileVert_Clicked))
       mnuWindow.MdiList = True
   End Sub
   Protected Sub WindowCascade_Clicked(ByVal Sender As Object, _
     ByVal e As System.EventArgs)
       Me.LayoutMdi(MdiLayout.Cascade)
   End Sub
   Protected Sub WindowTileHoriz_Clicked(ByVal Sender As Object, _
     ByVal e As System.EventArgs)
       Me.LayoutMdi(MdiLayout.TileHorizontal)
   End Sub
   Protected Sub WindowTileVert_Clicked(ByVal Sender As Object, _
     ByVal e As System.EventArgs)
       Me.LayoutMdi(MdiLayout.TileVertical)
   End Sub
   Private Sub mnuExit_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles mnuExit.Click
       System.Environment.Exit(0)
   End Sub
   
   Private Sub mnuNew_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles mnuNew.Click
       Static numOfChildren As Integer = 2
       Dim MyChild As New System.Windows.Forms.Form()
       MyChild.MdiParent = Me
       MyChild.Show()
       MyChild.Text = "MDI Child " & CStr(numOfChildren)
       numOfChildren += 1
   End Sub

End Class


 </source>


MenuItem.DrawItem

<source lang="vbnet"> Imports System Imports System.Drawing Imports System.Reflection Imports System.Windows.Forms Imports System.IO

public class MainClass

  Shared Sub Main()
     Dim form1 As Form = New Form1
     Application.Run(form1)
  End Sub

End Class

Public Class Form1

   Inherits System.Windows.Forms.Form
  1. Region "Windows Form Designer generated code"
   Public Sub New()
       MyBase.New()
       "This call is required by the Windows Form Designer.
       InitializeComponent()
       "Add any initialization after the InitializeComponent() call
   End Sub
   "Form overrides dispose to clean up the component list.
   Protected Overloads Overrides Sub Dispose(ByVal disposing As Boolean)
       If disposing Then
           If Not (components Is Nothing) Then
               components.Dispose()
           End If
       End If
       MyBase.Dispose(disposing)
   End Sub
   Friend WithEvents MainMenu1 As System.Windows.Forms.MainMenu
   Friend WithEvents MenuItem1 As System.Windows.Forms.MenuItem
   "Required by the Windows Form Designer
   Private components As System.ruponentModel.Container
   "NOTE: The following procedure is required by the Windows Form Designer
   "It can be modified using the Windows Form Designer.  
   "Do not modify it using the code editor.
   Friend WithEvents Red As System.Windows.Forms.MenuItem
   Friend WithEvents Green As System.Windows.Forms.MenuItem
   Friend WithEvents Blue As System.Windows.Forms.MenuItem
   Friend WithEvents Yellow As System.Windows.Forms.MenuItem
   Friend WithEvents Black As System.Windows.Forms.MenuItem
   Friend WithEvents White As System.Windows.Forms.MenuItem
   Friend WithEvents MenuItem2 As System.Windows.Forms.MenuItem
   Friend WithEvents AlignLeft As System.Windows.Forms.MenuItem
   Friend WithEvents AlignCenter As System.Windows.Forms.MenuItem
   Friend WithEvents AlignRight As System.Windows.Forms.MenuItem
   <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
       Me.MainMenu1 = New System.Windows.Forms.MainMenu()
       Me.MenuItem1 = New System.Windows.Forms.MenuItem()
       Me.Red = New System.Windows.Forms.MenuItem()
       Me.Green = New System.Windows.Forms.MenuItem()
       Me.Blue = New System.Windows.Forms.MenuItem()
       Me.Yellow = New System.Windows.Forms.MenuItem()
       Me.Black = New System.Windows.Forms.MenuItem()
       Me.White = New System.Windows.Forms.MenuItem()
       Me.MenuItem2 = New System.Windows.Forms.MenuItem()
       Me.AlignLeft = New System.Windows.Forms.MenuItem()
       Me.AlignCenter = New System.Windows.Forms.MenuItem()
       Me.AlignRight = New System.Windows.Forms.MenuItem()
       "
       "MainMenu1
       "
       Me.MainMenu1.MenuItems.AddRange(New System.Windows.Forms.MenuItem() {Me.MenuItem1, Me.MenuItem2})
       "
       "MenuItem1
       "
       Me.MenuItem1.Index = 0
       Me.MenuItem1.MenuItems.AddRange(New System.Windows.Forms.MenuItem() {Me.Red, Me.Green, Me.Blue, Me.Yellow, Me.Black, Me.White})
       Me.MenuItem1.Text = "Color"
       "
       "Red
       "
       Me.Red.Index = 0
       Me.Red.OwnerDraw = True
       Me.Red.Text = ""
       "
       "Green
       "
       Me.Green.Index = 1
       Me.Green.OwnerDraw = True
       Me.Green.Text = ""
       "
       "Blue
       "
       Me.Blue.Index = 2
       Me.Blue.OwnerDraw = True
       Me.Blue.Text = ""
       "
       "Yellow
       "
       Me.Yellow.Index = 3
       Me.Yellow.OwnerDraw = True
       Me.Yellow.Text = ""
       "
       "Black
       "
       Me.Black.Index = 4
       Me.Black.OwnerDraw = True
       Me.Black.Text = ""
       "
       "White
       "
       Me.White.Index = 5
       Me.White.OwnerDraw = True
       Me.White.Text = ""
       "
       "MenuItem2
       "
       Me.MenuItem2.Index = 1
       Me.MenuItem2.MenuItems.AddRange(New System.Windows.Forms.MenuItem() {Me.AlignLeft, Me.AlignCenter, Me.AlignRight})
       Me.MenuItem2.Text = "Alignment"
       "
       "AlignLeft
       "
       Me.AlignLeft.Index = 0
       Me.AlignLeft.OwnerDraw = True
       Me.AlignLeft.Text = "Left"
       "
       "AlignCenter
       "
       Me.AlignCenter.Index = 1
       Me.AlignCenter.OwnerDraw = True
       Me.AlignCenter.Text = "Center"
       "
       "AlignRight
       "
       Me.AlignRight.Index = 2
       Me.AlignRight.OwnerDraw = True
       Me.AlignRight.Text = "Right"
       "
       "Form1
       "
       Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13)
       Me.ClientSize = New System.Drawing.Size(292, 129)
       Me.Menu = Me.MainMenu1
       Me.Name = "Form1"
       Me.Text = "Owner-Drawn Menu"
   End Sub
  1. End Region
   Dim currentFont As Font
   Private Sub Red_DrawItem(ByVal sender As System.Object, ByVal e As System.Windows.Forms.DrawItemEventArgs) Handles Red.DrawItem
       Dim R As New RectangleF(e.Bounds.X, e.Bounds.Y, e.Bounds.Width, e.Bounds.Height)
       e.Graphics.FillRectangle(Brushes.Red, R)
   End Sub
   Private Sub Red_MeasureItem(ByVal sender As System.Object, ByVal e As System.Windows.Forms.MeasureItemEventArgs) Handles Red.MeasureItem
       Dim itemSize As SizeF
       itemSize = New SizeF(80, 18)
       e.ItemHeight = itemSize.Height
       e.ItemWidth = itemSize.Width
   End Sub
   Private Sub Green_MeasureItem(ByVal sender As System.Object, ByVal e As System.Windows.Forms.MeasureItemEventArgs) Handles Red.MeasureItem
       Dim itemSize As SizeF
       itemSize = New SizeF(80, 18)
       e.ItemHeight = itemSize.Height
       e.ItemWidth = itemSize.Width
   End Sub
   Private Sub Green_DrawItem(ByVal sender As System.Object, ByVal e As System.Windows.Forms.DrawItemEventArgs) Handles Green.DrawItem
       Dim R As New RectangleF(e.Bounds.X, e.Bounds.Y, e.Bounds.Width, e.Bounds.Height)
       e.Graphics.FillRectangle(Brushes.Green, R)
   End Sub
   Private Sub Blue_MeasureItem(ByVal sender As System.Object, ByVal e As System.Windows.Forms.MeasureItemEventArgs) Handles Blue.MeasureItem
       Dim itemSize As SizeF
       itemSize = New SizeF(80, 18)
       e.ItemHeight = itemSize.Height
       e.ItemWidth = itemSize.Width
   End Sub
   Private Sub Blue_DrawItem(ByVal sender As System.Object, ByVal e As System.Windows.Forms.DrawItemEventArgs) Handles Blue.DrawItem
       Dim R As New RectangleF(e.Bounds.X, e.Bounds.Y, e.Bounds.Width, e.Bounds.Height)
       e.Graphics.FillRectangle(Brushes.Blue, R)
   End Sub
   Private Sub Yellow_MeasureItem(ByVal sender As System.Object, ByVal e As System.Windows.Forms.MeasureItemEventArgs) Handles Yellow.MeasureItem
       Dim itemSize As SizeF
       itemSize = New SizeF(80, 18)
       e.ItemHeight = itemSize.Height
       e.ItemWidth = itemSize.Width
   End Sub
   Private Sub Yellow_DrawItem(ByVal sender As System.Object, ByVal e As System.Windows.Forms.DrawItemEventArgs) Handles Yellow.DrawItem
       Dim R As New RectangleF(e.Bounds.X, e.Bounds.Y, e.Bounds.Width, e.Bounds.Height)
       e.Graphics.FillRectangle(Brushes.Yellow, R)
   End Sub
   Private Sub White_MeasureItem(ByVal sender As System.Object, ByVal e As System.Windows.Forms.MeasureItemEventArgs) Handles White.MeasureItem
       Dim itemSize As SizeF
       itemSize = New SizeF(80, 18)
       e.ItemHeight = itemSize.Height
       e.ItemWidth = itemSize.Width
   End Sub
   Private Sub White_DrawItem(ByVal sender As System.Object, ByVal e As System.Windows.Forms.DrawItemEventArgs) Handles White.DrawItem
       Dim R As New RectangleF(e.Bounds.X, e.Bounds.Y, e.Bounds.Width, e.Bounds.Height)
       e.Graphics.FillRectangle(Brushes.White, R)
   End Sub
   Private Sub Black_MeasureItem(ByVal sender As System.Object, ByVal e As System.Windows.Forms.MeasureItemEventArgs) Handles Black.MeasureItem
       Dim itemSize As SizeF
       itemSize = New SizeF(80, 18)
       e.ItemHeight = itemSize.Height
       e.ItemWidth = itemSize.Width
   End Sub
   Private Sub Black_DrawItem(ByVal sender As System.Object, ByVal e As System.Windows.Forms.DrawItemEventArgs) Handles Black.DrawItem
       Dim R As New RectangleF(e.Bounds.X, e.Bounds.Y, e.Bounds.Width, e.Bounds.Height)
       e.Graphics.FillRectangle(Brushes.Black, R)
   End Sub
   Private Sub AlignLeft_MeasureItem(ByVal sender As System.Object, ByVal e As System.Windows.Forms.MeasureItemEventArgs) Handles AlignLeft.MeasureItem
       Dim itemSize As SizeF
       itemSize = New SizeF(40, 14)
       e.ItemHeight = itemSize.Height
       e.ItemWidth = itemSize.Width
   End Sub
   Private Sub AlignLeft_DrawItem(ByVal sender As System.Object, ByVal e As System.Windows.Forms.DrawItemEventArgs) Handles AlignLeft.DrawItem
       Dim R As New RectangleF(e.Bounds.X, e.Bounds.Y, e.Bounds.Width, e.Bounds.Height)
       Dim strfmt As New StringFormat()
       strfmt.Alignment = StringAlignment.Near
       e.Graphics.DrawString("Left", Me.Font, Brushes.Black, R, strfmt)
   End Sub
   Private Sub AlignRight_MeasureItem(ByVal sender As System.Object, ByVal e As System.Windows.Forms.MeasureItemEventArgs) Handles AlignRight.MeasureItem
       Dim itemSize As SizeF
       itemSize = New SizeF(40, 14)
       e.ItemHeight = itemSize.Height
       e.ItemWidth = itemSize.Width
   End Sub
   Private Sub AlignRight_DrawItem(ByVal sender As System.Object, ByVal e As System.Windows.Forms.DrawItemEventArgs) Handles AlignRight.DrawItem
       Dim R As New RectangleF(e.Bounds.X, e.Bounds.Y, e.Bounds.Width, e.Bounds.Height)
       Dim strfmt As New StringFormat()
       strfmt.Alignment = StringAlignment.Far
       e.Graphics.DrawString("Right", Me.Font, Brushes.Black, R, strfmt)
   End Sub
   Private Sub AlignCenter_MeasureItem(ByVal sender As System.Object, ByVal e As System.Windows.Forms.MeasureItemEventArgs) Handles AlignCenter.MeasureItem
       Dim itemSize As SizeF
       itemSize = New SizeF(40, 14)
       e.ItemHeight = itemSize.Height
       e.ItemWidth = itemSize.Width
   End Sub
   Private Sub AlignCenter_DrawItem(ByVal sender As System.Object, ByVal e As System.Windows.Forms.DrawItemEventArgs) Handles AlignCenter.DrawItem
       Dim R As New RectangleF(e.Bounds.X, e.Bounds.Y, e.Bounds.Width, e.Bounds.Height)
       Dim strfmt As New StringFormat()
       strfmt.Alignment = StringAlignment.Center
       e.Graphics.DrawString("Center", Me.Font, Brushes.Black, R, strfmt)
   End Sub
   Private Sub Alignment_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles AlignCenter.Click, AlignLeft.Click, AlignRight.Click,Red.Click,Green.Click,Blue.Click,Yellow.Click,Black.Click,White.Click
       MessageBox.Show(sender.Text)
   End Sub

End Class


 </source>


MenuItem.Enabled

<source lang="vbnet">

Imports System.Drawing Imports System.Drawing.Drawing2D Imports System.Windows.Forms public class OwnerDrawMenuAndSubmenu

  public Shared Sub Main
       Application.Run(New Form1)
  End Sub

End class Public Class Form1

   Inherits System.Windows.Forms.Form
  1. Region " Windows Form Designer generated code "
   Public Sub New()
       MyBase.New()
       "This call is required by the Windows Form Designer.
       InitializeComponent()
       "Add any initialization after the InitializeComponent() call
   End Sub
   "Form overrides dispose to clean up the component list.
   Protected Overloads Overrides Sub Dispose(ByVal disposing As Boolean)
       If disposing Then
           If Not (components Is Nothing) Then
               components.Dispose()
           End If
       End If
       MyBase.Dispose(disposing)
   End Sub
   "Required by the Windows Form Designer
   Private components As System.ruponentModel.IContainer
   "NOTE: The following procedure is required by the Windows Form Designer
   "It can be modified using the Windows Form Designer.  
   "Do not modify it using the code editor.
   Friend WithEvents MainMenu1 As System.Windows.Forms.MainMenu
   Friend WithEvents MenuItem1 As System.Windows.Forms.MenuItem
   Friend WithEvents MenuItem2 As System.Windows.Forms.MenuItem
   Friend WithEvents MenuItem3 As System.Windows.Forms.MenuItem
   Friend WithEvents MenuItem4 As System.Windows.Forms.MenuItem
   Friend WithEvents MenuItem5 As System.Windows.Forms.MenuItem
   Friend WithEvents MenuItem6 As System.Windows.Forms.MenuItem
   Friend WithEvents MenuItem7 As System.Windows.Forms.MenuItem
   Friend WithEvents MenuItem8 As System.Windows.Forms.MenuItem
   Friend WithEvents MenuItem9 As System.Windows.Forms.MenuItem
   <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
       Me.MainMenu1 = New System.Windows.Forms.MainMenu
       Me.MenuItem1 = New System.Windows.Forms.MenuItem
       Me.MenuItem2 = New System.Windows.Forms.MenuItem
       Me.MenuItem7 = New System.Windows.Forms.MenuItem
       Me.MenuItem8 = New System.Windows.Forms.MenuItem
       Me.MenuItem9 = New System.Windows.Forms.MenuItem
       Me.MenuItem3 = New System.Windows.Forms.MenuItem
       Me.MenuItem4 = New System.Windows.Forms.MenuItem
       Me.MenuItem5 = New System.Windows.Forms.MenuItem
       Me.MenuItem6 = New System.Windows.Forms.MenuItem
       Me.SuspendLayout()
       "
       "MainMenu1
       "
       Me.MainMenu1.MenuItems.AddRange(New System.Windows.Forms.MenuItem() {Me.MenuItem1})
       "
       "MenuItem1
       "
       Me.MenuItem1.Index = 0
       Me.MenuItem1.MenuItems.AddRange(New System.Windows.Forms.MenuItem() {Me.MenuItem2, Me.MenuItem3, Me.MenuItem4, Me.MenuItem5, Me.MenuItem6})
       Me.MenuItem1.Text = "&File"
       "
       "MenuItem2
       "
       Me.MenuItem2.Index = 0
       Me.MenuItem2.MenuItems.AddRange(New System.Windows.Forms.MenuItem() {Me.MenuItem7, Me.MenuItem8, Me.MenuItem9})
       Me.MenuItem2.Text = "Item 1"
       "
       "MenuItem7
       "
       Me.MenuItem7.Index = 0
       Me.MenuItem7.OwnerDraw = True
       Me.MenuItem7.Text = "Item 5"
       "
       "MenuItem8
       "
       Me.MenuItem8.Checked = True
       Me.MenuItem8.Index = 1
       Me.MenuItem8.Text = "Item 6"
       "
       "MenuItem9
       "
       Me.MenuItem9.Index = 2
       Me.MenuItem9.Text = "Item 7"
       "
       "MenuItem3
       "
       Me.MenuItem3.Index = 1
       Me.MenuItem3.Text = "Item 2"
       "
       "MenuItem4
       "
       Me.MenuItem4.Index = 2
       Me.MenuItem4.Text = "Item 3"
       "
       "MenuItem5
       "
       Me.MenuItem5.Index = 3
       Me.MenuItem5.Text = "-"
       "
       "MenuItem6
       "
       Me.MenuItem6.Index = 4
       Me.MenuItem6.Shortcut = System.Windows.Forms.Shortcut.CtrlX
       Me.MenuItem6.Text = "E&xit"
       "
       "Form1
       "
       Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13)
       Me.ClientSize = New System.Drawing.Size(292, 273)
       Me.Menu = Me.MainMenu1
       Me.Name = "Form1"
       Me.Text = "Form1"
       Me.ResumeLayout(False)
   End Sub
  1. End Region
   Private Sub MenuItem6_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MenuItem6.Click
       End
   End Sub
   Private Sub MenuItem9_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MenuItem9.Click
       MsgBox("You clicked Item 7.")
   End Sub
   Private Sub MenuItem8_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MenuItem8.Click
       MenuItem8.Checked = Not MenuItem8.Checked
   End Sub
   Private Sub MenuItem4_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MenuItem4.Click
       MenuItem4.Visible = False
   End Sub
   Private Sub MenuItem3_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MenuItem3.Click
       MenuItem3.Enabled = False
   End Sub
   Private Sub MenuItem7_MeasureItem(ByVal sender As Object, ByVal e As System.Windows.Forms.MeasureItemEventArgs) Handles MenuItem7.MeasureItem
       e.ItemHeight = 15
       e.ItemWidth = 60
   End Sub
   Private Sub MenuItem7_DrawItem(ByVal sender As Object, ByVal e As System.Windows.Forms.DrawItemEventArgs) Handles MenuItem7.DrawItem
       Dim penRed As New Pen(Color.Red)
       e.Graphics.DrawEllipse(penRed, e.Bounds)
   End Sub

End Class


 </source>


MenuItem.MeasureItem

<source lang="vbnet"> Imports System Imports System.Drawing Imports System.Reflection Imports System.Windows.Forms Imports System.IO

public class MainClass

  Shared Sub Main()
     Dim form1 As Form = New Form1
     Application.Run(form1)
  End Sub

End Class

Public Class Form1

   Inherits System.Windows.Forms.Form
  1. Region "Windows Form Designer generated code"
   Public Sub New()
       MyBase.New()
       "This call is required by the Windows Form Designer.
       InitializeComponent()
       "Add any initialization after the InitializeComponent() call
   End Sub
   "Form overrides dispose to clean up the component list.
   Protected Overloads Overrides Sub Dispose(ByVal disposing As Boolean)
       If disposing Then
           If Not (components Is Nothing) Then
               components.Dispose()
           End If
       End If
       MyBase.Dispose(disposing)
   End Sub
   Friend WithEvents MainMenu1 As System.Windows.Forms.MainMenu
   Friend WithEvents MenuItem1 As System.Windows.Forms.MenuItem
   "Required by the Windows Form Designer
   Private components As System.ruponentModel.Container
   "NOTE: The following procedure is required by the Windows Form Designer
   "It can be modified using the Windows Form Designer.  
   "Do not modify it using the code editor.
   Friend WithEvents Red As System.Windows.Forms.MenuItem
   Friend WithEvents Green As System.Windows.Forms.MenuItem
   Friend WithEvents Blue As System.Windows.Forms.MenuItem
   Friend WithEvents Yellow As System.Windows.Forms.MenuItem
   Friend WithEvents Black As System.Windows.Forms.MenuItem
   Friend WithEvents White As System.Windows.Forms.MenuItem
   Friend WithEvents MenuItem2 As System.Windows.Forms.MenuItem
   Friend WithEvents AlignLeft As System.Windows.Forms.MenuItem
   Friend WithEvents AlignCenter As System.Windows.Forms.MenuItem
   Friend WithEvents AlignRight As System.Windows.Forms.MenuItem
   <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
       Me.MainMenu1 = New System.Windows.Forms.MainMenu()
       Me.MenuItem1 = New System.Windows.Forms.MenuItem()
       Me.Red = New System.Windows.Forms.MenuItem()
       Me.Green = New System.Windows.Forms.MenuItem()
       Me.Blue = New System.Windows.Forms.MenuItem()
       Me.Yellow = New System.Windows.Forms.MenuItem()
       Me.Black = New System.Windows.Forms.MenuItem()
       Me.White = New System.Windows.Forms.MenuItem()
       Me.MenuItem2 = New System.Windows.Forms.MenuItem()
       Me.AlignLeft = New System.Windows.Forms.MenuItem()
       Me.AlignCenter = New System.Windows.Forms.MenuItem()
       Me.AlignRight = New System.Windows.Forms.MenuItem()
       "
       "MainMenu1
       "
       Me.MainMenu1.MenuItems.AddRange(New System.Windows.Forms.MenuItem() {Me.MenuItem1, Me.MenuItem2})
       "
       "MenuItem1
       "
       Me.MenuItem1.Index = 0
       Me.MenuItem1.MenuItems.AddRange(New System.Windows.Forms.MenuItem() {Me.Red, Me.Green, Me.Blue, Me.Yellow, Me.Black, Me.White})
       Me.MenuItem1.Text = "Color"
       "
       "Red
       "
       Me.Red.Index = 0
       Me.Red.OwnerDraw = True
       Me.Red.Text = ""
       "
       "Green
       "
       Me.Green.Index = 1
       Me.Green.OwnerDraw = True
       Me.Green.Text = ""
       "
       "Blue
       "
       Me.Blue.Index = 2
       Me.Blue.OwnerDraw = True
       Me.Blue.Text = ""
       "
       "Yellow
       "
       Me.Yellow.Index = 3
       Me.Yellow.OwnerDraw = True
       Me.Yellow.Text = ""
       "
       "Black
       "
       Me.Black.Index = 4
       Me.Black.OwnerDraw = True
       Me.Black.Text = ""
       "
       "White
       "
       Me.White.Index = 5
       Me.White.OwnerDraw = True
       Me.White.Text = ""
       "
       "MenuItem2
       "
       Me.MenuItem2.Index = 1
       Me.MenuItem2.MenuItems.AddRange(New System.Windows.Forms.MenuItem() {Me.AlignLeft, Me.AlignCenter, Me.AlignRight})
       Me.MenuItem2.Text = "Alignment"
       "
       "AlignLeft
       "
       Me.AlignLeft.Index = 0
       Me.AlignLeft.OwnerDraw = True
       Me.AlignLeft.Text = "Left"
       "
       "AlignCenter
       "
       Me.AlignCenter.Index = 1
       Me.AlignCenter.OwnerDraw = True
       Me.AlignCenter.Text = "Center"
       "
       "AlignRight
       "
       Me.AlignRight.Index = 2
       Me.AlignRight.OwnerDraw = True
       Me.AlignRight.Text = "Right"
       "
       "Form1
       "
       Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13)
       Me.ClientSize = New System.Drawing.Size(292, 129)
       Me.Menu = Me.MainMenu1
       Me.Name = "Form1"
       Me.Text = "Owner-Drawn Menu"
   End Sub
  1. End Region
   Dim currentFont As Font
   Private Sub Red_DrawItem(ByVal sender As System.Object, ByVal e As System.Windows.Forms.DrawItemEventArgs) Handles Red.DrawItem
       Dim R As New RectangleF(e.Bounds.X, e.Bounds.Y, e.Bounds.Width, e.Bounds.Height)
       e.Graphics.FillRectangle(Brushes.Red, R)
   End Sub
   Private Sub Red_MeasureItem(ByVal sender As System.Object, ByVal e As System.Windows.Forms.MeasureItemEventArgs) Handles Red.MeasureItem
       Dim itemSize As SizeF
       itemSize = New SizeF(80, 18)
       e.ItemHeight = itemSize.Height
       e.ItemWidth = itemSize.Width
   End Sub
   Private Sub Green_MeasureItem(ByVal sender As System.Object, ByVal e As System.Windows.Forms.MeasureItemEventArgs) Handles Red.MeasureItem
       Dim itemSize As SizeF
       itemSize = New SizeF(80, 18)
       e.ItemHeight = itemSize.Height
       e.ItemWidth = itemSize.Width
   End Sub
   Private Sub Green_DrawItem(ByVal sender As System.Object, ByVal e As System.Windows.Forms.DrawItemEventArgs) Handles Green.DrawItem
       Dim R As New RectangleF(e.Bounds.X, e.Bounds.Y, e.Bounds.Width, e.Bounds.Height)
       e.Graphics.FillRectangle(Brushes.Green, R)
   End Sub
   Private Sub Blue_MeasureItem(ByVal sender As System.Object, ByVal e As System.Windows.Forms.MeasureItemEventArgs) Handles Blue.MeasureItem
       Dim itemSize As SizeF
       itemSize = New SizeF(80, 18)
       e.ItemHeight = itemSize.Height
       e.ItemWidth = itemSize.Width
   End Sub
   Private Sub Blue_DrawItem(ByVal sender As System.Object, ByVal e As System.Windows.Forms.DrawItemEventArgs) Handles Blue.DrawItem
       Dim R As New RectangleF(e.Bounds.X, e.Bounds.Y, e.Bounds.Width, e.Bounds.Height)
       e.Graphics.FillRectangle(Brushes.Blue, R)
   End Sub
   Private Sub Yellow_MeasureItem(ByVal sender As System.Object, ByVal e As System.Windows.Forms.MeasureItemEventArgs) Handles Yellow.MeasureItem
       Dim itemSize As SizeF
       itemSize = New SizeF(80, 18)
       e.ItemHeight = itemSize.Height
       e.ItemWidth = itemSize.Width
   End Sub
   Private Sub Yellow_DrawItem(ByVal sender As System.Object, ByVal e As System.Windows.Forms.DrawItemEventArgs) Handles Yellow.DrawItem
       Dim R As New RectangleF(e.Bounds.X, e.Bounds.Y, e.Bounds.Width, e.Bounds.Height)
       e.Graphics.FillRectangle(Brushes.Yellow, R)
   End Sub
   Private Sub White_MeasureItem(ByVal sender As System.Object, ByVal e As System.Windows.Forms.MeasureItemEventArgs) Handles White.MeasureItem
       Dim itemSize As SizeF
       itemSize = New SizeF(80, 18)
       e.ItemHeight = itemSize.Height
       e.ItemWidth = itemSize.Width
   End Sub
   Private Sub White_DrawItem(ByVal sender As System.Object, ByVal e As System.Windows.Forms.DrawItemEventArgs) Handles White.DrawItem
       Dim R As New RectangleF(e.Bounds.X, e.Bounds.Y, e.Bounds.Width, e.Bounds.Height)
       e.Graphics.FillRectangle(Brushes.White, R)
   End Sub
   Private Sub Black_MeasureItem(ByVal sender As System.Object, ByVal e As System.Windows.Forms.MeasureItemEventArgs) Handles Black.MeasureItem
       Dim itemSize As SizeF
       itemSize = New SizeF(80, 18)
       e.ItemHeight = itemSize.Height
       e.ItemWidth = itemSize.Width
   End Sub
   Private Sub Black_DrawItem(ByVal sender As System.Object, ByVal e As System.Windows.Forms.DrawItemEventArgs) Handles Black.DrawItem
       Dim R As New RectangleF(e.Bounds.X, e.Bounds.Y, e.Bounds.Width, e.Bounds.Height)
       e.Graphics.FillRectangle(Brushes.Black, R)
   End Sub
   Private Sub AlignLeft_MeasureItem(ByVal sender As System.Object, ByVal e As System.Windows.Forms.MeasureItemEventArgs) Handles AlignLeft.MeasureItem
       Dim itemSize As SizeF
       itemSize = New SizeF(40, 14)
       e.ItemHeight = itemSize.Height
       e.ItemWidth = itemSize.Width
   End Sub
   Private Sub AlignLeft_DrawItem(ByVal sender As System.Object, ByVal e As System.Windows.Forms.DrawItemEventArgs) Handles AlignLeft.DrawItem
       Dim R As New RectangleF(e.Bounds.X, e.Bounds.Y, e.Bounds.Width, e.Bounds.Height)
       Dim strfmt As New StringFormat()
       strfmt.Alignment = StringAlignment.Near
       e.Graphics.DrawString("Left", Me.Font, Brushes.Black, R, strfmt)
   End Sub
   Private Sub AlignRight_MeasureItem(ByVal sender As System.Object, ByVal e As System.Windows.Forms.MeasureItemEventArgs) Handles AlignRight.MeasureItem
       Dim itemSize As SizeF
       itemSize = New SizeF(40, 14)
       e.ItemHeight = itemSize.Height
       e.ItemWidth = itemSize.Width
   End Sub
   Private Sub AlignRight_DrawItem(ByVal sender As System.Object, ByVal e As System.Windows.Forms.DrawItemEventArgs) Handles AlignRight.DrawItem
       Dim R As New RectangleF(e.Bounds.X, e.Bounds.Y, e.Bounds.Width, e.Bounds.Height)
       Dim strfmt As New StringFormat()
       strfmt.Alignment = StringAlignment.Far
       e.Graphics.DrawString("Right", Me.Font, Brushes.Black, R, strfmt)
   End Sub
   Private Sub AlignCenter_MeasureItem(ByVal sender As System.Object, ByVal e As System.Windows.Forms.MeasureItemEventArgs) Handles AlignCenter.MeasureItem
       Dim itemSize As SizeF
       itemSize = New SizeF(40, 14)
       e.ItemHeight = itemSize.Height
       e.ItemWidth = itemSize.Width
   End Sub
   Private Sub AlignCenter_DrawItem(ByVal sender As System.Object, ByVal e As System.Windows.Forms.DrawItemEventArgs) Handles AlignCenter.DrawItem
       Dim R As New RectangleF(e.Bounds.X, e.Bounds.Y, e.Bounds.Width, e.Bounds.Height)
       Dim strfmt As New StringFormat()
       strfmt.Alignment = StringAlignment.Center
       e.Graphics.DrawString("Center", Me.Font, Brushes.Black, R, strfmt)
   End Sub
   Private Sub Alignment_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles AlignCenter.Click, AlignLeft.Click, AlignRight.Click,Red.Click,Green.Click,Blue.Click,Yellow.Click,Black.Click,White.Click
       MessageBox.Show(sender.Text)
   End Sub

End Class


 </source>


MenuItem.MenuItems.Add

<source lang="vbnet"> Imports System Imports System.Collections Imports System.Data Imports System.IO Imports System.Xml.Serialization Imports System.Windows.Forms Imports System.Drawing Imports System.Drawing.Drawing2D Imports System.Drawing.Text Imports System.Drawing.Printing

Public Class MainClass

   Shared Sub Main()
      Dim form1 As Form = New Form1()
      Application.Run(form1) 
    End Sub

End Class

Public Class Form1

   Inherits System.Windows.Forms.Form
  1. Region " Windows Form Designer generated code "
   Public Sub New()
       MyBase.New()
       "This call is required by the Windows Form Designer.
       InitializeComponent()
       "Add any initialization after the InitializeComponent() call
   End Sub
   "Form overrides dispose to clean up the component list.
   Protected Overloads Overrides Sub Dispose(ByVal disposing As Boolean)
       If disposing Then
           If Not (components Is Nothing) Then
               components.Dispose()
           End If
       End If
       MyBase.Dispose(disposing)
   End Sub
   Friend WithEvents MainMenu1 As System.Windows.Forms.MainMenu
   Friend WithEvents mnuExit As System.Windows.Forms.MenuItem
   Friend WithEvents mnuFile As System.Windows.Forms.MenuItem
   Friend WithEvents mnuNew As System.Windows.Forms.MenuItem
   "Required by the Windows Form Designer
   Private components As System.ruponentModel.Container
   "NOTE: The following procedure is required by the Windows Form Designer
   "It can be modified using the Windows Form Designer.  
   "Do not modify it using the code editor.
   <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
       Me.MainMenu1 = New System.Windows.Forms.MainMenu()
       Me.mnuFile = New System.Windows.Forms.MenuItem()
       Me.mnuNew = New System.Windows.Forms.MenuItem()
       Me.mnuExit = New System.Windows.Forms.MenuItem()
       "
       "MainMenu1
       "
       Me.MainMenu1.MenuItems.AddRange(New System.Windows.Forms.MenuItem() {Me.mnuFile})
       "
       "mnuFile
       "
       Me.mnuFile.Index = 0
       Me.mnuFile.MenuItems.AddRange(New System.Windows.Forms.MenuItem() {Me.mnuNew, Me.mnuExit})
       Me.mnuFile.Text = "File"
       "
       "mnuNew
       "
       Me.mnuNew.Index = 0
       Me.mnuNew.Text = "New"
       "
       "mnuExit
       "
       Me.mnuExit.Index = 1
       Me.mnuExit.Text = "Exit"
       "
       "Form1
       "
       Me.AutoScaleBaseSize = New System.Drawing.Size(6, 15)
       Me.ClientSize = New System.Drawing.Size(292, 272)
       Me.Menu = Me.MainMenu1
       Me.Name = "Form1"
       Me.Text = "MDI Example 2"
   End Sub
  1. End Region
   Private Sub Form1_Load(ByVal sender As System.Object, _
 ByVal e As System.EventArgs) _
 Handles MyBase.Load
       Me.Text = "I"m an MDI Parent"
       Me.IsMdiContainer = True
       Dim MyChild As New System.Windows.Forms.Form()
       MyChild.MdiParent = Me
       MyChild.Show()
       MyChild.Text = "First MDI Child"
       InitializeMenu()
   End Sub
   Public Sub InitializeMenu()
       Dim mnuWindow As New MenuItem("&Window")
       MainMenu1.MenuItems.Add(mnuWindow)
       mnuWindow.MenuItems.Add(New MenuItem("&Cascade", AddressOf WindowCascade_Clicked))
       mnuWindow.MenuItems.Add(New MenuItem("Tile &Horizontal", AddressOf WindowTileHoriz_Clicked))
       mnuWindow.MenuItems.Add(New MenuItem("Tile &Vertical", AddressOf WindowTileVert_Clicked))
       mnuWindow.MdiList = True
   End Sub
   Protected Sub WindowCascade_Clicked(ByVal Sender As Object, _
     ByVal e As System.EventArgs)
       Me.LayoutMdi(MdiLayout.Cascade)
   End Sub
   Protected Sub WindowTileHoriz_Clicked(ByVal Sender As Object, _
     ByVal e As System.EventArgs)
       Me.LayoutMdi(MdiLayout.TileHorizontal)
   End Sub
   Protected Sub WindowTileVert_Clicked(ByVal Sender As Object, _
     ByVal e As System.EventArgs)
       Me.LayoutMdi(MdiLayout.TileVertical)
   End Sub
   Private Sub mnuExit_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles mnuExit.Click
       System.Environment.Exit(0)
   End Sub
   
   Private Sub mnuNew_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles mnuNew.Click
       Static numOfChildren As Integer = 2
       Dim MyChild As New System.Windows.Forms.Form()
       MyChild.MdiParent = Me
       MyChild.Show()
       MyChild.Text = "MDI Child " & CStr(numOfChildren)
       numOfChildren += 1
   End Sub

End Class


 </source>


MenuItem.RadioCheck

<source lang="vbnet">

Imports System.Windows.Forms public class DynamicMenu

  public Shared Sub Main
       Application.Run(New Form1)
  End Sub

End class Public Class Form1

   Inherits System.Windows.Forms.Form
   Public Sub New()
       MyBase.New()
       InitializeComponent()
   End Sub
   Protected Overloads Overrides Sub Dispose(ByVal disposing As Boolean)
       If disposing Then
           If Not (components Is Nothing) Then
               components.Dispose()
           End If
       End If
       MyBase.Dispose(disposing)
   End Sub
   Private components As System.ruponentModel.IContainer
   Friend WithEvents MainMenu1 As System.Windows.Forms.MainMenu
   Friend WithEvents MenuItem1 As System.Windows.Forms.MenuItem
   Friend WithEvents MenuItem2 As System.Windows.Forms.MenuItem
   Friend WithEvents MenuItem3 As System.Windows.Forms.MenuItem
   Friend WithEvents MenuItem4 As System.Windows.Forms.MenuItem
   Friend WithEvents MenuItem5 As System.Windows.Forms.MenuItem
   Friend WithEvents MenuItem6 As System.Windows.Forms.MenuItem
   Friend WithEvents Button1 As System.Windows.Forms.Button
   Friend WithEvents Button2 As System.Windows.Forms.Button
   Friend WithEvents Button3 As System.Windows.Forms.Button
   Friend WithEvents Button4 As System.Windows.Forms.Button
   <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
       Me.MainMenu1 = New System.Windows.Forms.MainMenu
       Me.MenuItem1 = New System.Windows.Forms.MenuItem
       Me.MenuItem2 = New System.Windows.Forms.MenuItem
       Me.MenuItem3 = New System.Windows.Forms.MenuItem
       Me.MenuItem4 = New System.Windows.Forms.MenuItem
       Me.MenuItem5 = New System.Windows.Forms.MenuItem
       Me.MenuItem6 = New System.Windows.Forms.MenuItem
       Me.Button1 = New System.Windows.Forms.Button
       Me.Button2 = New System.Windows.Forms.Button
       Me.Button3 = New System.Windows.Forms.Button
       Me.Button4 = New System.Windows.Forms.Button
       Me.SuspendLayout()
       "
       "MainMenu1
       "
       Me.MainMenu1.MenuItems.AddRange(New System.Windows.Forms.MenuItem() {Me.MenuItem1, Me.MenuItem3})
       "
       "MenuItem1
       "
       Me.MenuItem1.Index = 0
       Me.MenuItem1.MenuItems.AddRange(New System.Windows.Forms.MenuItem() {Me.MenuItem2})
       Me.MenuItem1.Text = "File"
       "
       "MenuItem2
       "
       Me.MenuItem2.Index = 0
       Me.MenuItem2.Text = "Open"
       "
       "MenuItem3
       "
       Me.MenuItem3.Index = 1
       Me.MenuItem3.MenuItems.AddRange(New System.Windows.Forms.MenuItem() {Me.MenuItem4, Me.MenuItem5, Me.MenuItem6})
       Me.MenuItem3.Text = "Edit"
       "
       "MenuItem4
       "
       Me.MenuItem4.Index = 0
       Me.MenuItem4.Text = "Cut"
       "
       "MenuItem5
       "
       Me.MenuItem5.Index = 1
       Me.MenuItem5.Text = "Copy"
       "
       "MenuItem6
       "
       Me.MenuItem6.Index = 2
       Me.MenuItem6.Text = "Paste"
       "
       "Button1
       "
       Me.Button1.Location = New System.Drawing.Point(200, 8)
       Me.Button1.Name = "Button1"
       Me.Button1.Size = New System.Drawing.Size(72, 24)
       Me.Button1.TabIndex = 3
       Me.Button1.Text = "Select"
       "
       "Button2
       "
       Me.Button2.Location = New System.Drawing.Point(200, 48)
       Me.Button2.Name = "Button2"
       Me.Button2.Size = New System.Drawing.Size(72, 24)
       Me.Button2.TabIndex = 4
       Me.Button2.Text = "Disable"
       "
       "Button3
       "
       Me.Button3.Location = New System.Drawing.Point(200, 88)
       Me.Button3.Name = "Button3"
       Me.Button3.Size = New System.Drawing.Size(72, 24)
       Me.Button3.TabIndex = 5
       Me.Button3.Text = "RadioButton"
       "
       "Button4
       "
       Me.Button4.Location = New System.Drawing.Point(200, 136)
       Me.Button4.Name = "Button4"
       Me.Button4.Size = New System.Drawing.Size(72, 24)
       Me.Button4.TabIndex = 6
       Me.Button4.Text = "Hide"
       "
       "Form1
       "
       Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13)
       Me.ClientSize = New System.Drawing.Size(328, 225)
       Me.Controls.Add(Me.Button4)
       Me.Controls.Add(Me.Button3)
       Me.Controls.Add(Me.Button2)
       Me.Controls.Add(Me.Button1)
       Me.Menu = Me.MainMenu1
       Me.ResumeLayout(False)
   End Sub
   Private Sub Button1_Click_1(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
       MenuItem4.RadioCheck = False
       MenuItem5.RadioCheck = False
       MenuItem6.RadioCheck = False
       MenuItem6.Checked = MenuItem4.Checked
       MenuItem4.Checked = Not MenuItem4.Checked
       MenuItem5.Checked = Not MenuItem5.Checked
       MenuItem6.Checked = Not MenuItem6.Checked
   End Sub
   Private Sub Button2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button2.Click
       MenuItem4.RadioCheck = False
       MenuItem5.RadioCheck = False
       MenuItem6.RadioCheck = False
       MenuItem6.Checked = MenuItem4.Checked
       MenuItem4.Enabled = Not MenuItem4.Enabled
       MenuItem5.Enabled = Not MenuItem5.Enabled
       MenuItem6.Enabled = Not MenuItem6.Enabled
   End Sub
   Private Sub Button3_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button3.Click
       MenuItem4.Checked = False
       MenuItem5.Checked = False
       MenuItem6.Checked = True
       MenuItem6.RadioCheck = True
   End Sub
   Private Sub Button4_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button4.Click
       MenuItem6.Visible = Not MenuItem6.Visible
   End Sub

End Class


 </source>


MenuItem.Visible

<source lang="vbnet">

Imports System.Drawing Imports System.Drawing.Drawing2D Imports System.Windows.Forms public class OwnerDrawMenuAndSubmenu

  public Shared Sub Main
       Application.Run(New Form1)
  End Sub

End class Public Class Form1

   Inherits System.Windows.Forms.Form
  1. Region " Windows Form Designer generated code "
   Public Sub New()
       MyBase.New()
       "This call is required by the Windows Form Designer.
       InitializeComponent()
       "Add any initialization after the InitializeComponent() call
   End Sub
   "Form overrides dispose to clean up the component list.
   Protected Overloads Overrides Sub Dispose(ByVal disposing As Boolean)
       If disposing Then
           If Not (components Is Nothing) Then
               components.Dispose()
           End If
       End If
       MyBase.Dispose(disposing)
   End Sub
   "Required by the Windows Form Designer
   Private components As System.ruponentModel.IContainer
   "NOTE: The following procedure is required by the Windows Form Designer
   "It can be modified using the Windows Form Designer.  
   "Do not modify it using the code editor.
   Friend WithEvents MainMenu1 As System.Windows.Forms.MainMenu
   Friend WithEvents MenuItem1 As System.Windows.Forms.MenuItem
   Friend WithEvents MenuItem2 As System.Windows.Forms.MenuItem
   Friend WithEvents MenuItem3 As System.Windows.Forms.MenuItem
   Friend WithEvents MenuItem4 As System.Windows.Forms.MenuItem
   Friend WithEvents MenuItem5 As System.Windows.Forms.MenuItem
   Friend WithEvents MenuItem6 As System.Windows.Forms.MenuItem
   Friend WithEvents MenuItem7 As System.Windows.Forms.MenuItem
   Friend WithEvents MenuItem8 As System.Windows.Forms.MenuItem
   Friend WithEvents MenuItem9 As System.Windows.Forms.MenuItem
   <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
       Me.MainMenu1 = New System.Windows.Forms.MainMenu
       Me.MenuItem1 = New System.Windows.Forms.MenuItem
       Me.MenuItem2 = New System.Windows.Forms.MenuItem
       Me.MenuItem7 = New System.Windows.Forms.MenuItem
       Me.MenuItem8 = New System.Windows.Forms.MenuItem
       Me.MenuItem9 = New System.Windows.Forms.MenuItem
       Me.MenuItem3 = New System.Windows.Forms.MenuItem
       Me.MenuItem4 = New System.Windows.Forms.MenuItem
       Me.MenuItem5 = New System.Windows.Forms.MenuItem
       Me.MenuItem6 = New System.Windows.Forms.MenuItem
       Me.SuspendLayout()
       "
       "MainMenu1
       "
       Me.MainMenu1.MenuItems.AddRange(New System.Windows.Forms.MenuItem() {Me.MenuItem1})
       "
       "MenuItem1
       "
       Me.MenuItem1.Index = 0
       Me.MenuItem1.MenuItems.AddRange(New System.Windows.Forms.MenuItem() {Me.MenuItem2, Me.MenuItem3, Me.MenuItem4, Me.MenuItem5, Me.MenuItem6})
       Me.MenuItem1.Text = "&File"
       "
       "MenuItem2
       "
       Me.MenuItem2.Index = 0
       Me.MenuItem2.MenuItems.AddRange(New System.Windows.Forms.MenuItem() {Me.MenuItem7, Me.MenuItem8, Me.MenuItem9})
       Me.MenuItem2.Text = "Item 1"
       "
       "MenuItem7
       "
       Me.MenuItem7.Index = 0
       Me.MenuItem7.OwnerDraw = True
       Me.MenuItem7.Text = "Item 5"
       "
       "MenuItem8
       "
       Me.MenuItem8.Checked = True
       Me.MenuItem8.Index = 1
       Me.MenuItem8.Text = "Item 6"
       "
       "MenuItem9
       "
       Me.MenuItem9.Index = 2
       Me.MenuItem9.Text = "Item 7"
       "
       "MenuItem3
       "
       Me.MenuItem3.Index = 1
       Me.MenuItem3.Text = "Item 2"
       "
       "MenuItem4
       "
       Me.MenuItem4.Index = 2
       Me.MenuItem4.Text = "Item 3"
       "
       "MenuItem5
       "
       Me.MenuItem5.Index = 3
       Me.MenuItem5.Text = "-"
       "
       "MenuItem6
       "
       Me.MenuItem6.Index = 4
       Me.MenuItem6.Shortcut = System.Windows.Forms.Shortcut.CtrlX
       Me.MenuItem6.Text = "E&xit"
       "
       "Form1
       "
       Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13)
       Me.ClientSize = New System.Drawing.Size(292, 273)
       Me.Menu = Me.MainMenu1
       Me.Name = "Form1"
       Me.Text = "Form1"
       Me.ResumeLayout(False)
   End Sub
  1. End Region
   Private Sub MenuItem6_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MenuItem6.Click
       End
   End Sub
   Private Sub MenuItem9_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MenuItem9.Click
       MsgBox("You clicked Item 7.")
   End Sub
   Private Sub MenuItem8_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MenuItem8.Click
       MenuItem8.Checked = Not MenuItem8.Checked
   End Sub
   Private Sub MenuItem4_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MenuItem4.Click
       MenuItem4.Visible = False
   End Sub
   Private Sub MenuItem3_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MenuItem3.Click
       MenuItem3.Enabled = False
   End Sub
   Private Sub MenuItem7_MeasureItem(ByVal sender As Object, ByVal e As System.Windows.Forms.MeasureItemEventArgs) Handles MenuItem7.MeasureItem
       e.ItemHeight = 15
       e.ItemWidth = 60
   End Sub
   Private Sub MenuItem7_DrawItem(ByVal sender As Object, ByVal e As System.Windows.Forms.DrawItemEventArgs) Handles MenuItem7.DrawItem
       Dim penRed As New Pen(Color.Red)
       e.Graphics.DrawEllipse(penRed, e.Bounds)
   End Sub

End Class


 </source>