VB.Net Tutorial/GUI/CheckBox MenuItem

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CheckBox MenuItem

<source lang="vbnet">Imports System.Windows.Forms public class RadioButtonCheckBox

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

End class

Public Class MDIChild

   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 RichTextBox1 As System.Windows.Forms.RichTextBox
   Friend WithEvents mainMenu1 As System.Windows.Forms.MainMenu
   Friend WithEvents mnuMDIOptions As System.Windows.Forms.MenuItem
   Friend WithEvents mnuMDIOpiton1 As System.Windows.Forms.MenuItem
   Friend WithEvents mnuMDIOpiton2 As System.Windows.Forms.MenuItem
   Friend WithEvents mnuMDIOpiton3 As System.Windows.Forms.MenuItem
   <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
       Me.RichTextBox1 = New System.Windows.Forms.RichTextBox()
       Me.mainMenu1 = New System.Windows.Forms.MainMenu()
       Me.mnuMDIOptions = New System.Windows.Forms.MenuItem()
       Me.mnuMDIOpiton1 = New System.Windows.Forms.MenuItem()
       Me.mnuMDIOpiton2 = New System.Windows.Forms.MenuItem()
       Me.mnuMDIOpiton3 = New System.Windows.Forms.MenuItem()
       Me.SuspendLayout()
       "
       "RichTextBox1
       "
       Me.RichTextBox1.Name = "RichTextBox1"
       Me.RichTextBox1.Size = New System.Drawing.Size(296, 176)
       Me.RichTextBox1.TabIndex = 0
       Me.RichTextBox1.Text = "RichTextBox1"
       "
       "mainMenu1
       "
       Me.mainMenu1.MenuItems.AddRange(New System.Windows.Forms.MenuItem() {Me.mnuMDIOptions})
       "
       "mnuMDIOptions
       "
       Me.mnuMDIOptions.Index = 0
       Me.mnuMDIOptions.MenuItems.AddRange(New System.Windows.Forms.MenuItem() {Me.mnuMDIOpiton1, Me.mnuMDIOpiton2, Me.mnuMDIOpiton3})
       Me.mnuMDIOptions.MergeOrder = 1
       Me.mnuMDIOptions.Text = "MDIChildOptions"
       "
       "mnuMDIOpiton1
       "
       Me.mnuMDIOpiton1.Index = 0
       Me.mnuMDIOpiton1.Text = "MDI Option 1"
       "
       "mnuMDIOpiton2
       "
       Me.mnuMDIOpiton2.Index = 1
       Me.mnuMDIOpiton2.Text = "MDI Option 2"
       "
       "mnuMDIOpiton3
       "
       Me.mnuMDIOpiton3.Index = 2
       Me.mnuMDIOpiton3.Text = "MDI Option 3"
       "
       "MDIChild
       "
       Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13)
       Me.ClientSize = New System.Drawing.Size(292, 174)
       Me.Controls.AddRange(New System.Windows.Forms.Control() {Me.RichTextBox1})
       Me.Menu = Me.mainMenu1
       Me.Name = "MDIChild"
       Me.Text = "MDIChild"
       Me.ResumeLayout(False)
   End Sub
  1. End Region
   Private Sub Option_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) _
   Handles mnuMDIOpiton1.Click, mnuMDIOpiton2.Click, mnuMDIOpiton3.Click
       Dim item As MenuItem = CType(sender, MenuItem)
       item.Checked = Not item.Checked
   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 mnuFile As System.Windows.Forms.MenuItem
   Friend WithEvents mnuNew As System.Windows.Forms.MenuItem
   Friend WithEvents mnuFileOpen As System.Windows.Forms.MenuItem
   Friend WithEvents mnuFileClose As System.Windows.Forms.MenuItem
   Friend WithEvents mnuFileSave As System.Windows.Forms.MenuItem
   Friend WithEvents mnuFileSaveAs As System.Windows.Forms.MenuItem
   Friend WithEvents mnuEdit As System.Windows.Forms.MenuItem
   Friend WithEvents mnuEditCopy As System.Windows.Forms.MenuItem
   Friend WithEvents mnuEditPaste As System.Windows.Forms.MenuItem
   Friend WithEvents mnuOptions As System.Windows.Forms.MenuItem
   Friend WithEvents mnuOption1 As System.Windows.Forms.MenuItem
   Friend WithEvents mnuOption2 As System.Windows.Forms.MenuItem
   Friend WithEvents mnuOption3 As System.Windows.Forms.MenuItem
   Friend WithEvents mnuRadioOptions As System.Windows.Forms.MenuItem
   Friend WithEvents mnuRadioOption1 As System.Windows.Forms.MenuItem
   Friend WithEvents mnuRadioOption2 As System.Windows.Forms.MenuItem
   Friend WithEvents mnuRadioOption3 As System.Windows.Forms.MenuItem
   Friend WithEvents mnuWindow As System.Windows.Forms.MenuItem
   Friend WithEvents mnuMenu1 As System.Windows.Forms.MenuItem
   Friend WithEvents mnuMenu11 As System.Windows.Forms.MenuItem
   Friend WithEvents mnuMenu12 As System.Windows.Forms.MenuItem
   Friend WithEvents mnuMenu13 As System.Windows.Forms.MenuItem
   Friend WithEvents mnuMenu14 As System.Windows.Forms.MenuItem
   Friend WithEvents mnuMerge As System.Windows.Forms.MenuItem
   Friend WithEvents mnuMenu2 As System.Windows.Forms.MenuItem
   Friend WithEvents mnuMenu21 As System.Windows.Forms.MenuItem
   Friend WithEvents mnuMenu22 As System.Windows.Forms.MenuItem
   Friend WithEvents mnuMenu23 As System.Windows.Forms.MenuItem
   Friend WithEvents mnuMenu24 As System.Windows.Forms.MenuItem
   <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.mnuFileOpen = New System.Windows.Forms.MenuItem()
       Me.mnuFileClose = New System.Windows.Forms.MenuItem()
       Me.mnuFileSave = New System.Windows.Forms.MenuItem()
       Me.mnuFileSaveAs = New System.Windows.Forms.MenuItem()
       Me.mnuEdit = New System.Windows.Forms.MenuItem()
       Me.mnuEditCopy = New System.Windows.Forms.MenuItem()
       Me.mnuEditPaste = New System.Windows.Forms.MenuItem()
       Me.mnuOptions = New System.Windows.Forms.MenuItem()
       Me.mnuOption1 = New System.Windows.Forms.MenuItem()
       Me.mnuOption2 = New System.Windows.Forms.MenuItem()
       Me.mnuOption3 = New System.Windows.Forms.MenuItem()
       Me.mnuRadioOptions = New System.Windows.Forms.MenuItem()
       Me.mnuRadioOption1 = New System.Windows.Forms.MenuItem()
       Me.mnuRadioOption2 = New System.Windows.Forms.MenuItem()
       Me.mnuRadioOption3 = New System.Windows.Forms.MenuItem()
       Me.mnuWindow = New System.Windows.Forms.MenuItem()
       Me.mnuMenu1 = New System.Windows.Forms.MenuItem()
       Me.mnuMenu11 = New System.Windows.Forms.MenuItem()
       Me.mnuMenu12 = New System.Windows.Forms.MenuItem()
       Me.mnuMenu13 = New System.Windows.Forms.MenuItem()
       Me.mnuMenu14 = New System.Windows.Forms.MenuItem()
       Me.mnuMerge = New System.Windows.Forms.MenuItem()
       Me.mnuMenu2 = New System.Windows.Forms.MenuItem()
       Me.mnuMenu21 = New System.Windows.Forms.MenuItem()
       Me.mnuMenu22 = New System.Windows.Forms.MenuItem()
       Me.mnuMenu23 = New System.Windows.Forms.MenuItem()
       Me.mnuMenu24 = New System.Windows.Forms.MenuItem()
       "
       "mainMenu1
       "
       Me.mainMenu1.MenuItems.AddRange(New System.Windows.Forms.MenuItem() {Me.mnuFile, Me.mnuEdit, Me.mnuOptions, Me.mnuRadioOptions, Me.mnuWindow, Me.mnuMenu1, Me.mnuMenu2})
       "
       "mnuFile
       "
       Me.mnuFile.Index = 0
       Me.mnuFile.MenuItems.AddRange(New System.Windows.Forms.MenuItem() {Me.mnuNew, Me.mnuFileOpen, Me.mnuFileClose, Me.mnuFileSave, Me.mnuFileSaveAs})
       Me.mnuFile.Text = "File"
       "
       "mnuNew
       "
       Me.mnuNew.Index = 0
       Me.mnuNew.Shortcut = System.Windows.Forms.Shortcut.CtrlN
       Me.mnuNew.Text = "&New"
       "
       "mnuFileOpen
       "
       Me.mnuFileOpen.Index = 1
       Me.mnuFileOpen.Text = "Open"
       "
       "mnuFileClose
       "
       Me.mnuFileClose.Index = 2
       Me.mnuFileClose.Text = "Close"
       "
       "mnuFileSave
       "
       Me.mnuFileSave.Index = 3
       Me.mnuFileSave.Text = "Save"
       "
       "mnuFileSaveAs
       "
       Me.mnuFileSaveAs.Index = 4
       Me.mnuFileSaveAs.Text = "Save&As"
       "
       "mnuEdit
       "
       Me.mnuEdit.Index = 1
       Me.mnuEdit.MenuItems.AddRange(New System.Windows.Forms.MenuItem() {Me.mnuEditCopy, Me.mnuEditPaste})
       Me.mnuEdit.Text = "Edit"
       "
       "mnuEditCopy
       "
       Me.mnuEditCopy.Index = 0
       Me.mnuEditCopy.Text = "&Copy"
       "
       "mnuEditPaste
       "
       Me.mnuEditPaste.Index = 1
       Me.mnuEditPaste.Text = "Paste"
       "
       "mnuOptions
       "
       Me.mnuOptions.Index = 2
       Me.mnuOptions.MenuItems.AddRange(New System.Windows.Forms.MenuItem() {Me.mnuOption1, Me.mnuOption2, Me.mnuOption3})
       Me.mnuOptions.Text = "Options"
       "
       "mnuOption1
       "
       Me.mnuOption1.Index = 0
       Me.mnuOption1.Text = "Option1"
       "
       "mnuOption2
       "
       Me.mnuOption2.Index = 1
       Me.mnuOption2.Text = "Option2"
       "
       "mnuOption3
       "
       Me.mnuOption3.Index = 2
       Me.mnuOption3.Text = "Option3"
       "
       "mnuRadioOptions
       "
       Me.mnuRadioOptions.Index = 3
       Me.mnuRadioOptions.MenuItems.AddRange(New System.Windows.Forms.MenuItem() {Me.mnuRadioOption1, Me.mnuRadioOption2, Me.mnuRadioOption3})
       Me.mnuRadioOptions.Text = "Radio Options"
       "
       "mnuROption1
       "
       Me.mnuRadioOption1.Index = 0
       Me.mnuRadioOption1.RadioCheck = True
       Me.mnuRadioOption1.Text = "Radio Option 1"
       "
       "mnuROption2
       "
       Me.mnuRadioOption2.Index = 1
       Me.mnuRadioOption2.RadioCheck = True
       Me.mnuRadioOption2.Text = "Radio Option 2"
       "
       "mnuROption3
       "
       Me.mnuRadioOption3.Index = 2
       Me.mnuRadioOption3.RadioCheck = True
       Me.mnuRadioOption3.Text = "Radio Option 3"
       "
       "mnuWindow
       "
       Me.mnuWindow.Index = 4
       Me.mnuWindow.MdiList = True
       Me.mnuWindow.MergeOrder = 99
       Me.mnuWindow.Text = "&Window"
       "
       "mnuMenu1
       "
       Me.mnuMenu1.Index = 5
       Me.mnuMenu1.MenuItems.AddRange(New System.Windows.Forms.MenuItem() {Me.mnuMenu11, Me.mnuMenu12, Me.mnuMenu13, Me.mnuMenu14, Me.mnuMerge})
       Me.mnuMenu1.Text = "Menu 1"
       "
       "mnuMenu11
       "
       Me.mnuMenu11.Index = 0
       Me.mnuMenu11.MergeOrder = 1
       Me.mnuMenu11.Text = "Menu 1.1"
       "
       "mnuMenu12
       "
       Me.mnuMenu12.Index = 1
       Me.mnuMenu12.MergeOrder = 2
       Me.mnuMenu12.Text = "Menu 1.2"
       "
       "mnuMenu13
       "
       Me.mnuMenu13.Index = 2
       Me.mnuMenu13.MergeOrder = 3
       Me.mnuMenu13.Text = "Menu 1.3"
       "
       "mnuMenu14
       "
       Me.mnuMenu14.Index = 3
       Me.mnuMenu14.MergeOrder = 4
       Me.mnuMenu14.Text = "Menu 1.4"
       "
       "mnuMerge
       "
       Me.mnuMerge.Index = 4
       Me.mnuMerge.MergeOrder = 99
       Me.mnuMerge.Text = "Merge!"
       "
       "mnuMenu2
       "
       Me.mnuMenu2.Index = 6
       Me.mnuMenu2.MenuItems.AddRange(New System.Windows.Forms.MenuItem() {Me.mnuMenu21, Me.mnuMenu22, Me.mnuMenu23, Me.mnuMenu24})
       Me.mnuMenu2.Text = "Menu 2"
       "
       "mnuMenu21
       "
       Me.mnuMenu21.Index = 0
       Me.mnuMenu21.MergeOrder = 1
       Me.mnuMenu21.Text = "Menu 2.1"
       "
       "mnuMenu22
       "
       Me.mnuMenu22.Index = 1
       Me.mnuMenu22.MergeOrder = 2
       Me.mnuMenu22.MergeType = System.Windows.Forms.MenuMerge.Replace
       Me.mnuMenu22.Text = "Menu 2.2"
       "
       "mnuMenu23
       "
       Me.mnuMenu23.Index = 2
       Me.mnuMenu23.MergeOrder = 3
       Me.mnuMenu23.MergeType = System.Windows.Forms.MenuMerge.Remove
       Me.mnuMenu23.Text = "Menu 2.3"
       "
       "mnuMenu24
       "
       Me.mnuMenu24.Index = 3
       Me.mnuMenu24.MergeOrder = 5
       Me.mnuMenu24.Text = "Menu 2.4"
       "
       "Form1
       "
       Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13)
       Me.ClientSize = New System.Drawing.Size(456, 146)
       Me.IsMdiContainer = True
       Me.Menu = Me.mainMenu1
       Me.Name = "Form1"
       Me.Text = "Form1"
   End Sub
  1. End Region
   Private Sub mnuNew_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) _
  Handles mnuNew.Click
       Dim newMDIChild As New MDIChild()
       newMDIChild.MdiParent = Me
       newMDIChild.Show()
   End Sub
   Private Sub mnuFileOpen_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) _
   Handles mnuFileOpen.Click
       MessageBox.Show("You clicked file open!", _
       "Menu event tester", _
       MessageBoxButtons.OK, _
       MessageBoxIcon.Information)
   End Sub
   Private Sub mnuFileClose_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) _
   Handles mnuFileClose.Click
       MessageBox.Show("You clicked file close!", "Menu event tester", MessageBoxButtons.OK, MessageBoxIcon.Information)
   End Sub
   Private Sub mnuEditCopy_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) _
   Handles mnuEditCopy.Click
       MessageBox.Show("You clicked Edit copy!", "Menu event tester", MessageBoxButtons.OK, MessageBoxIcon.Information)
   End Sub
   Private Sub mnuEditPaste_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) _
   Handles mnuEditPaste.Click
       MessageBox.Show("You clicked Edit paste!", "Menu event tester", MessageBoxButtons.OK, MessageBoxIcon.Information)
   End Sub
   Private Sub Option_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) _
   Handles mnuOption1.Click, mnuOption2.Click, mnuOption3.Click
       Dim item As MenuItem = CType(sender, MenuItem)
       item.Checked = Not item.Checked
   End Sub
   Private Sub RadioOption_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) _
   Handles mnuRadioOption1.Click, mnuRadioOption2.Click, mnuRadioOption3.Click
       Dim item As MenuItem = CType(sender, MenuItem)
       Dim parent As Menu = item.Parent
       Dim tempMi As MenuItem
       For Each tempMi In parent.MenuItems
           tempMi.Checked = False
       Next
       item.Checked = True
   End Sub
   Private Sub mnuMerge_Click(ByVal sender As System.Object, ByVal e As System.EventArgs)
       Dim item As MenuItem = CType(sender, MenuItem)
       item.Parent.MergeMenu(mnuMenu2)
   End Sub

End Class</source>