VB.Net Tutorial/GUI/TabControl

Add new Tab

<source lang="vbnet">Imports System.Drawing Imports System.Drawing.Drawing2D Imports System.Windows.Forms public class AddNewTab

  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 TabControl1 As System.Windows.Forms.TabControl
   Friend WithEvents TabPage1 As System.Windows.Forms.TabPage
   Friend WithEvents TabPage2 As System.Windows.Forms.TabPage
   Friend WithEvents TabPage3 As System.Windows.Forms.TabPage
   Friend WithEvents Label2 As System.Windows.Forms.Label
   Friend WithEvents Label3 As System.Windows.Forms.Label
   Friend WithEvents Label4 As System.Windows.Forms.Label
   Friend WithEvents Button1 As System.Windows.Forms.Button
   <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
       Me.TabControl1 = New System.Windows.Forms.TabControl
       Me.TabPage1 = New System.Windows.Forms.TabPage
       Me.TabPage2 = New System.Windows.Forms.TabPage
       Me.TabPage3 = New System.Windows.Forms.TabPage
       Me.Label2 = New System.Windows.Forms.Label
       Me.Label3 = New System.Windows.Forms.Label
       Me.Label4 = New System.Windows.Forms.Label
       Me.Button1 = New System.Windows.Forms.Button
       Me.TabControl1.SuspendLayout()
       Me.TabPage1.SuspendLayout()
       Me.TabPage2.SuspendLayout()
       Me.TabPage3.SuspendLayout()
       Me.SuspendLayout()
       "
       "TabControl1
       "
       Me.TabControl1.Controls.Add(Me.TabPage1)
       Me.TabControl1.Controls.Add(Me.TabPage2)
       Me.TabControl1.Controls.Add(Me.TabPage3)
       Me.TabControl1.Dock = System.Windows.Forms.DockStyle.Bottom
       Me.TabControl1.HotTrack = True
       Me.TabControl1.Location = New System.Drawing.Point(0, 89)
       Me.TabControl1.Name = "TabControl1"
       Me.TabControl1.SelectedIndex = 0
       Me.TabControl1.Size = New System.Drawing.Size(292, 184)
       Me.TabControl1.TabIndex = 1
       "
       "TabPage1
       "
       Me.TabPage1.Controls.Add(Me.Label2)
       Me.TabPage1.Location = New System.Drawing.Point(4, 22)
       Me.TabPage1.Name = "TabPage1"
       Me.TabPage1.Size = New System.Drawing.Size(284, 158)
       Me.TabPage1.TabIndex = 0
       Me.TabPage1.Text = "Tab Page 1"
       "
       "TabPage2
       "
       Me.TabPage2.Controls.Add(Me.Label3)
       Me.TabPage2.Location = New System.Drawing.Point(4, 22)
       Me.TabPage2.Name = "TabPage2"
       Me.TabPage2.Size = New System.Drawing.Size(284, 158)
       Me.TabPage2.TabIndex = 1
       Me.TabPage2.Text = "Tab Page 2"
       "
       "TabPage3
       "
       Me.TabPage3.Controls.Add(Me.Label4)
       Me.TabPage3.Location = New System.Drawing.Point(4, 22)
       Me.TabPage3.Name = "TabPage3"
       Me.TabPage3.Size = New System.Drawing.Size(284, 158)
       Me.TabPage3.TabIndex = 2
       Me.TabPage3.Text = "Tab Page 3"
       "
       "Label2
       "
       Me.Label2.Dock = System.Windows.Forms.DockStyle.Fill
       Me.Label2.Font = New System.Drawing.Font("Microsoft Sans Serif", 24.0!, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, CType(0, Byte))
       Me.Label2.Location = New System.Drawing.Point(0, 0)
       Me.Label2.Name = "Label2"
       Me.Label2.Size = New System.Drawing.Size(284, 158)
       Me.Label2.TabIndex = 0
       Me.Label2.Text = "Tab Page 1"
       "
       "Label3
       "
       Me.Label3.Dock = System.Windows.Forms.DockStyle.Fill
       Me.Label3.Font = New System.Drawing.Font("Microsoft Sans Serif", 24.0!, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, CType(0, Byte))
       Me.Label3.Location = New System.Drawing.Point(0, 0)
       Me.Label3.Name = "Label3"
       Me.Label3.Size = New System.Drawing.Size(284, 158)
       Me.Label3.TabIndex = 0
       Me.Label3.Text = "Tab Page 2"
       "
       "Label4
       "
       Me.Label4.Dock = System.Windows.Forms.DockStyle.Fill
       Me.Label4.Font = New System.Drawing.Font("Microsoft Sans Serif", 24.0!, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, CType(0, Byte))
       Me.Label4.Location = New System.Drawing.Point(0, 0)
       Me.Label4.Name = "Label4"
       Me.Label4.Size = New System.Drawing.Size(284, 158)
       Me.Label4.TabIndex = 0
       Me.Label4.Text = "Tab Page 3"
       "
       "Button1
       "
       Me.Button1.Location = New System.Drawing.Point(96, 48)
       Me.Button1.Name = "Button1"
       Me.Button1.Size = New System.Drawing.Size(88, 23)
       Me.Button1.TabIndex = 2
       Me.Button1.Text = "Add New Tab"
       "
       "Form1
       "
       Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13)
       Me.ClientSize = New System.Drawing.Size(292, 273)
       Me.Controls.Add(Me.Button1)
       Me.Controls.Add(Me.TabControl1)
       Me.Name = "Form1"
       Me.Text = "Form1"
       Me.TabControl1.ResumeLayout(False)
       Me.TabPage1.ResumeLayout(False)
       Me.TabPage2.ResumeLayout(False)
       Me.TabPage3.ResumeLayout(False)
       Me.ResumeLayout(False)
   End Sub

1. End Region

   Dim tabPage4 As New TabPage
   Dim lblLabel1 As New Label
   Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
       tabPage4.Text = "Tab Page 4"
       TabControl1.TabPages.Add(tabPage4)
       lblLabel1.Dock = DockStyle.Fill
       lblLabel1.Text = "Tab Page 4"
       lblLabel1.Font = New Font("Microsoft San Serif", 24)
       TabControl1.TabPages(3).Controls.Add(lblLabel1)
   End Sub

End Class</source>

Custom Tab

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

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

End class Public Class Form1

   " Draw ellipses in the tabs.
   Private Sub tabProject_DrawItem(ByVal sender As Object, _
    ByVal e As System.Windows.Forms.DrawItemEventArgs) Handles tabProject.DrawItem
       " Get the drawing bounds.
       Dim rect As Rectangle = e.Bounds
       If (e.State And DrawItemState.Selected) = DrawItemState.Selected Then
           " Allow extra room for the selected tab.
           rect.X += 4
           rect.Y += 4
           rect.Width -= 8
           rect.Height -= 8
       Else
           rect.X += 2
           rect.Y += 2
           rect.Width -= 4
           rect.Height -= 4
       End If
       " Fill the ellipse with the right color.
       Select Case e.Index
           Case 0
               e.Graphics.FillEllipse(Brushes.Green, rect)
           Case 1
               e.Graphics.FillEllipse(Brushes.Yellow, rect)
           Case 2
               e.Graphics.FillEllipse(Brushes.Red, rect)
       End Select
       " Outline the ellipse in black.
       If (e.State And DrawItemState.Selected) = DrawItemState.Selected Then
           " Use a thick line for the selected tab.
           e.Graphics.DrawEllipse( _
               New Pen(Color.Black, 3), _
               rect)
       Else
           e.Graphics.DrawEllipse(Pens.Black, rect)
       End If
   End Sub

End Class <Global.Microsoft.VisualBasic.rupilerServices.DesignerGenerated()> _ Partial Public Class Form1

   Inherits System.Windows.Forms.Form
   "Form overrides dispose to clean up the component list.
   <System.Diagnostics.DebuggerNonUserCode()> _
   Protected Overloads Overrides Sub Dispose(ByVal disposing As Boolean)
       If disposing AndAlso components IsNot Nothing Then
           components.Dispose()
       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.
   <System.Diagnostics.DebuggerStepThrough()> _
   Private Sub InitializeComponent()
       Me.tabProject = New System.Windows.Forms.TabControl
       Me.TabPage1 = New System.Windows.Forms.TabPage
       Me.TabPage2 = New System.Windows.Forms.TabPage
       Me.TabPage3 = New System.Windows.Forms.TabPage
       Me.tabProject.SuspendLayout()
       Me.SuspendLayout()
       "
       "tabProject
       "
       Me.tabProject.Controls.Add(Me.TabPage1)
       Me.tabProject.Controls.Add(Me.TabPage2)
       Me.tabProject.Controls.Add(Me.TabPage3)
       Me.tabProject.DrawMode = System.Windows.Forms.TabDrawMode.OwnerDrawFixed
       Me.tabProject.Location = New System.Drawing.Point(8, 8)
       Me.tabProject.Name = "tabProject"
       Me.tabProject.SelectedIndex = 0
       Me.tabProject.Size = New System.Drawing.Size(272, 200)
       Me.tabProject.TabIndex = 1
       "
       "TabPage1
       "
       Me.TabPage1.Location = New System.Drawing.Point(4, 22)
       Me.TabPage1.Name = "TabPage1"
       Me.TabPage1.Padding = New System.Windows.Forms.Padding(3)
       Me.TabPage1.Size = New System.Drawing.Size(264, 174)
       Me.TabPage1.TabIndex = 0
       Me.TabPage1.Text = "TabPage1"
       "
       "TabPage2
       "
       Me.TabPage2.Location = New System.Drawing.Point(4, 22)
       Me.TabPage2.Name = "TabPage2"
       Me.TabPage2.Padding = New System.Windows.Forms.Padding(3)
       Me.TabPage2.Size = New System.Drawing.Size(264, 174)
       Me.TabPage2.TabIndex = 1
       Me.TabPage2.Text = "TabPage2"
       "
       "TabPage3
       "
       Me.TabPage3.Location = New System.Drawing.Point(4, 22)
       Me.TabPage3.Name = "TabPage3"
       Me.TabPage3.Size = New System.Drawing.Size(264, 174)
       Me.TabPage3.TabIndex = 2
       Me.TabPage3.Text = "TabPage3"
       "
       "Form1
       "
       Me.AutoScaleDimensions = New System.Drawing.SizeF(6.0!, 13.0!)
       Me.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font
       Me.ClientSize = New System.Drawing.Size(289, 217)
       Me.Controls.Add(Me.tabProject)
       Me.Name = "Form1"
       Me.Text = "UseTabControlOwnerDrawn"
       Me.tabProject.ResumeLayout(False)
       Me.ResumeLayout(False)
   End Sub
   Friend WithEvents tabProject As System.Windows.Forms.TabControl
   Friend WithEvents TabPage1 As System.Windows.Forms.TabPage
   Friend WithEvents TabPage2 As System.Windows.Forms.TabPage
   Friend WithEvents TabPage3 As System.Windows.Forms.TabPage

End Class</source>

Put RadioButtons to a Tab Control

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

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

End class

Public Class Form1

   Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
   End Sub
   Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
       If RadioButton1.Checked = True Then
           Me.BackColor = System.Drawing.Color.Red
       End If
       If RadioButton2.Checked = True Then
           Me.BackColor = System.Drawing.Color.Blue
       End If
   End Sub

End Class <Global.Microsoft.VisualBasic.rupilerServices.DesignerGenerated()> _ Partial Class Form1

   Inherits System.Windows.Forms.Form
   "Form overrides dispose to clean up the component list.
   <System.Diagnostics.DebuggerNonUserCode()> _
   Protected Overrides Sub Dispose(ByVal disposing As Boolean)
       If disposing AndAlso components IsNot Nothing Then
           components.Dispose()
       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.
   <System.Diagnostics.DebuggerStepThrough()> _
   Private Sub InitializeComponent()
       Me.TabControl1 = New System.Windows.Forms.TabControl
       Me.myscreensave = New System.Windows.Forms.TabPage
       Me.mybackground = New System.Windows.Forms.TabPage
       Me.TextBox1 = New System.Windows.Forms.TextBox
       Me.Label1 = New System.Windows.Forms.Label
       Me.RadioButton1 = New System.Windows.Forms.RadioButton
       Me.RadioButton2 = New System.Windows.Forms.RadioButton
       Me.Button1 = New System.Windows.Forms.Button
       Me.Button2 = New System.Windows.Forms.Button
       Me.TabControl1.SuspendLayout()
       Me.myscreensave.SuspendLayout()
       Me.mybackground.SuspendLayout()
       Me.SuspendLayout()
       "
       "TabControl1
       "
       Me.TabControl1.Controls.Add(Me.myscreensave)
       Me.TabControl1.Controls.Add(Me.mybackground)
       Me.TabControl1.Location = New System.Drawing.Point(17, 12)
       Me.TabControl1.Name = "TabControl1"
       Me.TabControl1.SelectedIndex = 0
       Me.TabControl1.Size = New System.Drawing.Size(379, 161)
       Me.TabControl1.TabIndex = 0
       "
       "myscreensave
       "
       Me.myscreensave.Controls.Add(Me.TextBox1)
       Me.myscreensave.Location = New System.Drawing.Point(4, 21)
       Me.myscreensave.Name = "myscreensave"
       Me.myscreensave.Padding = New System.Windows.Forms.Padding(3)
       Me.myscreensave.Size = New System.Drawing.Size(371, 136)
       Me.myscreensave.TabIndex = 0
       Me.myscreensave.Text = "Screen Saver"
       Me.myscreensave.UseVisualStyleBackColor = True
       "
       "mybackground
       "
       Me.mybackground.Controls.Add(Me.RadioButton2)
       Me.mybackground.Controls.Add(Me.RadioButton1)
       Me.mybackground.Controls.Add(Me.Label1)
       Me.mybackground.Location = New System.Drawing.Point(4, 21)
       Me.mybackground.Name = "mybackground"
       Me.mybackground.Padding = New System.Windows.Forms.Padding(3)
       Me.mybackground.Size = New System.Drawing.Size(371, 156)
       Me.mybackground.TabIndex = 1
       Me.mybackground.Text = "Color"
       Me.mybackground.UseVisualStyleBackColor = True
       "
       "TextBox1
       "
       Me.TextBox1.Location = New System.Drawing.Point(6, 101)
       Me.TextBox1.Name = "TextBox1"
       Me.TextBox1.Size = New System.Drawing.Size(260, 21)
       Me.TextBox1.TabIndex = 0
       Me.TextBox1.Text = "Function"
       "
       "Label1
       "
       Me.Label1.AutoSize = True
       Me.Label1.Location = New System.Drawing.Point(23, 16)
       Me.Label1.Name = "Label1"
       Me.Label1.Size = New System.Drawing.Size(89, 12)
       Me.Label1.TabIndex = 0
       Me.Label1.Text = "Select"
       "
       "RadioButton1
       "
       Me.RadioButton1.AutoSize = True
       Me.RadioButton1.Location = New System.Drawing.Point(25, 49)
       Me.RadioButton1.Name = "RadioButton1"
       Me.RadioButton1.Size = New System.Drawing.Size(47, 16)
       Me.RadioButton1.TabIndex = 1
       Me.RadioButton1.TabStop = True
       Me.RadioButton1.Text = "Red"
       Me.RadioButton1.UseVisualStyleBackColor = True
       "
       "RadioButton2
       "
       Me.RadioButton2.AutoSize = True
       Me.RadioButton2.Location = New System.Drawing.Point(25, 71)
       Me.RadioButton2.Name = "RadioButton2"
       Me.RadioButton2.Size = New System.Drawing.Size(47, 16)
       Me.RadioButton2.TabIndex = 2
       Me.RadioButton2.TabStop = True
       Me.RadioButton2.Text = "Blue"
       Me.RadioButton2.UseVisualStyleBackColor = True
       "
       "Button1
       "
       Me.Button1.Location = New System.Drawing.Point(58, 179)
       Me.Button1.Name = "Button1"
       Me.Button1.Size = New System.Drawing.Size(75, 23)
       Me.Button1.TabIndex = 1
       Me.Button1.Text = "OK"
       Me.Button1.UseVisualStyleBackColor = True
       "
       "Button2
       "
       Me.Button2.Location = New System.Drawing.Point(250, 179)
       Me.Button2.Name = "Button2"
       Me.Button2.Size = New System.Drawing.Size(75, 23)
       Me.Button2.TabIndex = 2
       Me.Button2.Text = "Cancel"
       Me.Button2.UseVisualStyleBackColor = True
       "
       "Form1
       "
       Me.AutoScaleDimensions = New System.Drawing.SizeF(6.0!, 12.0!)
       Me.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font
       Me.ClientSize = New System.Drawing.Size(407, 214)
       Me.Controls.Add(Me.Button2)
       Me.Controls.Add(Me.Button1)
       Me.Controls.Add(Me.TabControl1)
       Me.Name = "Form1"
       Me.Text = "TabControl Demo"
       Me.TabControl1.ResumeLayout(False)
       Me.myscreensave.ResumeLayout(False)
       Me.myscreensave.PerformLayout()
       Me.mybackground.ResumeLayout(False)
       Me.mybackground.PerformLayout()
       Me.ResumeLayout(False)
   End Sub
   Friend WithEvents TabControl1 As System.Windows.Forms.TabControl
   Friend WithEvents myscreensave As System.Windows.Forms.TabPage
   Friend WithEvents mybackground As System.Windows.Forms.TabPage
   Friend WithEvents TextBox1 As System.Windows.Forms.TextBox
   Friend WithEvents Label1 As System.Windows.Forms.Label
   Friend WithEvents RadioButton2 As System.Windows.Forms.RadioButton
   Friend WithEvents RadioButton1 As System.Windows.Forms.RadioButton
   Friend WithEvents Button1 As System.Windows.Forms.Button
   Friend WithEvents Button2 As System.Windows.Forms.Button

End Class</source>

Tab Control

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

  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 TabControl1 As System.Windows.Forms.TabControl
   Friend WithEvents TabPage1 As System.Windows.Forms.TabPage
   Friend WithEvents TabPage2 As System.Windows.Forms.TabPage
   Friend WithEvents TabPage3 As System.Windows.Forms.TabPage
   Friend WithEvents TabPage4 As System.Windows.Forms.TabPage
   Friend WithEvents TabPage5 As System.Windows.Forms.TabPage
   Friend WithEvents TabPage6 As System.Windows.Forms.TabPage
   Friend WithEvents ListBox1 As System.Windows.Forms.ListBox
   Friend WithEvents Button1 As System.Windows.Forms.Button
   Friend WithEvents Button2 As System.Windows.Forms.Button
   <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
       Me.TabControl1 = New System.Windows.Forms.TabControl
       Me.TabPage1 = New System.Windows.Forms.TabPage
       Me.TabPage2 = New System.Windows.Forms.TabPage
       Me.TabPage3 = New System.Windows.Forms.TabPage
       Me.TabPage4 = New System.Windows.Forms.TabPage
       Me.TabPage5 = New System.Windows.Forms.TabPage
       Me.TabPage6 = New System.Windows.Forms.TabPage
       Me.ListBox1 = New System.Windows.Forms.ListBox
       Me.Button1 = New System.Windows.Forms.Button
       Me.Button2 = New System.Windows.Forms.Button
       Me.TabControl1.SuspendLayout()
       Me.TabPage1.SuspendLayout()
       Me.SuspendLayout()
       "
       "TabControl1
       "
       Me.TabControl1.Controls.Add(Me.TabPage1)
       Me.TabControl1.Controls.Add(Me.TabPage3)
       Me.TabControl1.Controls.Add(Me.TabPage2)
       Me.TabControl1.Controls.Add(Me.TabPage4)
       Me.TabControl1.Controls.Add(Me.TabPage5)
       Me.TabControl1.Controls.Add(Me.TabPage6)
       Me.TabControl1.Location = New System.Drawing.Point(40, 24)
       Me.TabControl1.Multiline = True
       Me.TabControl1.Name = "TabControl1"
       Me.TabControl1.SelectedIndex = 0
       Me.TabControl1.Size = New System.Drawing.Size(208, 208)
       Me.TabControl1.TabIndex = 0
       "
       "TabPage1
       "
       Me.TabPage1.Controls.Add(Me.Button2)
       Me.TabPage1.Controls.Add(Me.Button1)
       Me.TabPage1.Controls.Add(Me.ListBox1)
       Me.TabPage1.Location = New System.Drawing.Point(4, 40)
       Me.TabPage1.Name = "TabPage1"
       Me.TabPage1.Size = New System.Drawing.Size(200, 164)
       Me.TabPage1.TabIndex = 0
       Me.TabPage1.Text = "A"
       "
       "TabPage2
       "
       Me.TabPage2.Location = New System.Drawing.Point(4, 22)
       Me.TabPage2.Name = "TabPage2"
       Me.TabPage2.Size = New System.Drawing.Size(232, 182)
       Me.TabPage2.TabIndex = 1
       Me.TabPage2.Text = "B"
       "
       "TabPage3
       "
       Me.TabPage3.Location = New System.Drawing.Point(4, 40)
       Me.TabPage3.Name = "TabPage3"
       Me.TabPage3.Size = New System.Drawing.Size(200, 164)
       Me.TabPage3.TabIndex = 2
       Me.TabPage3.Text = "C"
       "
       "TabPage4
       "
       Me.TabPage4.Location = New System.Drawing.Point(4, 40)
       Me.TabPage4.Name = "TabPage4"
       Me.TabPage4.Size = New System.Drawing.Size(232, 164)
       Me.TabPage4.TabIndex = 3
       Me.TabPage4.Text = "D"
       "
       "TabPage5
       "
       Me.TabPage5.Location = New System.Drawing.Point(4, 40)
       Me.TabPage5.Name = "TabPage5"
       Me.TabPage5.Size = New System.Drawing.Size(232, 164)
       Me.TabPage5.TabIndex = 4
       Me.TabPage5.Text = "E"
       "
       "TabPage6
       "
       Me.TabPage6.Location = New System.Drawing.Point(4, 40)
       Me.TabPage6.Name = "TabPage6"
       Me.TabPage6.Size = New System.Drawing.Size(200, 164)
       Me.TabPage6.TabIndex = 5
       Me.TabPage6.Text = "F"
       "
       "ListBox1
       "
       Me.ListBox1.Items.AddRange(New Object() {"A", "B", "C"})
       Me.ListBox1.Location = New System.Drawing.Point(16, 16)
       Me.ListBox1.Name = "ListBox1"
       Me.ListBox1.Size = New System.Drawing.Size(88, 108)
       Me.ListBox1.TabIndex = 0
       "
       "Button1
       "
       Me.Button1.Location = New System.Drawing.Point(120, 32)
       Me.Button1.Name = "Button1"
       Me.Button1.Size = New System.Drawing.Size(56, 24)
       Me.Button1.TabIndex = 1
       Me.Button1.Text = "Add"
       "
       "Button2
       "
       Me.Button2.Location = New System.Drawing.Point(120, 88)
       Me.Button2.Name = "Button2"
       Me.Button2.Size = New System.Drawing.Size(56, 24)
       Me.Button2.TabIndex = 2
       Me.Button2.Text = "Delete"
       "
       "Form1
       "
       Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13)
       Me.ClientSize = New System.Drawing.Size(292, 266)
       Me.Controls.Add(Me.TabControl1)
       Me.TabControl1.ResumeLayout(False)
       Me.TabPage1.ResumeLayout(False)
       Me.ResumeLayout(False)
   End Sub
   Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
       ListBox1.Items.Add("str")
   End Sub
   Private Sub Button2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button2.Click
       ListBox1.Items.Remove(ListBox1.SelectedItem)
   End Sub

End Class</source>

TabControl and TabPages

<source lang="vbnet">imports System imports System.Drawing imports System.Windows.Forms

public class TabControls : inherits Form

 public sub New()
   Size = new Size(325,375)
   dim tc as new TabControl()
   tc.Parent = me
   tc.Size = new Size(275,300)
   tc.Location = new Point(25,25)
   tc.Anchor = AnchorStyles.Top or AnchorStyles.Bottom or AnchorStyles.Left or AnchorStyles.Right
   tc.Alignment = TabAlignment.Top
   tc.Appearance = TabAppearance.Normal
   tc.HotTrack = true
   tc.Multiline = true
   tc.Padding = new Point(20,3)
   tc.SizeMode = TabSizeMode.FillToRight
   AddHandler tc.SelectedIndexChanged, AddressOf tc_Changed
   tc.Text = "Some text"
   dim img as Image = Image.FromFile("1.ico")
   dim imgList as new ImageList()
   imgList.Images.Add(img)
   tc.ImageList = imgList
   dim tpAddress as new TabPage()
   tpAddress.Parent = tc
   tpAddress.Text = "Address Book"
   dim tpDates as new TabPage()
   tpDates.Parent = tc
   tpDates.Text = "Date Book"
   dim tpToDo as new TabPage()
   tpToDo.Parent = tc
   tpToDo.Text = "ToDo List"
   dim tpMisc as new TabPage()
   tpMisc.Parent = tc
   tpMisc.Text = "A Really Long Tab"
   tpMisc.ImageIndex = 0
   dim lbl as new Label()
   lbl.Parent = tpAddress
   lbl.Text = "Put the Address book controls on this page."
   lbl.AutoSize = true
   lbl.Location = new Point(10,25)
   dim pnl as new Panel()
   pnl.Parent = tpDates
   pnl.BorderStyle = BorderStyle.Fixed3D
   pnl.Location = new Point(10,10)
   pnl.Anchor = AnchorStyles.Top or AnchorStyles.Bottom or _
         AnchorStyles.Left or AnchorStyles.Right
   pnl.Size = new Size(tpDates.Width - 20, tpDates.Height - 20)
   dim cal as new MonthCalendar()
   cal.Parent = pnl
   cal.Location = new Point(25,25)
   dim rtxt as new RichTextBox()
   rtxt.Parent = tpToDo
   rtxt.Dock = DockStyle.Fill
   rtxt.BorderStyle = BorderStyle.FixedSingle
 end sub
 public shared sub Main() 
   Application.Run(new TabControls())
 end sub
 private sub tc_Changed(ByVal sender as object,ByVal e as EventArgs)
   dim tc as TabControl = CType(sender,TabControl)
   Console.WriteLine("Button " + tc.SelectedIndex.ToString())
 end sub

end class</source>

Using TabControl to display various font settings

<source lang="vbnet">Imports System.Windows.Forms Imports System.Drawing Imports System.Drawing.Drawing2D public class FormTabControl

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

End class

Public Class FrmTabs

  Inherits 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
  " output label reflects text changes
  Friend WithEvents lblDisplay As Label
  " table control containing table pages tbpColor,
  " tbpSize, tbpMessage and tbpAbout
  Friend WithEvents tbcTextOptions As TabControl
  " table page containing color options
  Friend WithEvents tbpColor As TabPage
  Friend WithEvents radBlack As RadioButton
  Friend WithEvents radRed As RadioButton
  Friend WithEvents radGreen As RadioButton
  " table page containing font size options
  Friend WithEvents tbpSize As TabPage
  Friend WithEvents radSize12 As RadioButton
  Friend WithEvents radSize16 As RadioButton
  Friend WithEvents radSize20 As RadioButton
  " table page containing text display options
  Friend WithEvents tbpMessage As TabPage
  Friend WithEvents radHello As RadioButton
  Friend WithEvents radGoodbye As RadioButton
  " table page containing about message
  Friend WithEvents tbpAbout As TabPage
  Friend WithEvents lblMessage As Label
  "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.radSize12 = New System.Windows.Forms.RadioButton()
     Me.radSize20 = New System.Windows.Forms.RadioButton()
     Me.radHello = New System.Windows.Forms.RadioButton()
     Me.lblDisplay = New System.Windows.Forms.Label()
     Me.tbpMessage = New System.Windows.Forms.TabPage()
     Me.radGoodbye = New System.Windows.Forms.RadioButton()
     Me.tbpAbout = New System.Windows.Forms.TabPage()
     Me.lblMessage = New System.Windows.Forms.Label()
     Me.radSize16 = New System.Windows.Forms.RadioButton()
     Me.tbpColor = New System.Windows.Forms.TabPage()
     Me.radGreen = New System.Windows.Forms.RadioButton()
     Me.radRed = New System.Windows.Forms.RadioButton()
     Me.radBlack = New System.Windows.Forms.RadioButton()
     Me.tbcTextOptions = New System.Windows.Forms.TabControl()
     Me.tbpSize = New System.Windows.Forms.TabPage()
     Me.tbpMessage.SuspendLayout()
     Me.tbpAbout.SuspendLayout()
     Me.tbpColor.SuspendLayout()
     Me.tbcTextOptions.SuspendLayout()
     Me.tbpSize.SuspendLayout()
     Me.SuspendLayout()
     "
     "radSize12
     "
     Me.radSize12.Font = New System.Drawing.Font("Microsoft Sans Serif", 9.75!, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, CType(0, Byte))
     Me.radSize12.Location = New System.Drawing.Point(16, 24)
     Me.radSize12.Name = "radSize12"
     Me.radSize12.TabIndex = 0
     Me.radSize12.Text = "12 point"
     "
     "radSize20
     "
     Me.radSize20.Location = New System.Drawing.Point(16, 104)
     Me.radSize20.Name = "radSize20"
     Me.radSize20.TabIndex = 2
     Me.radSize20.Text = "20 point"
     "
     "radHello
     "
     Me.radHello.Font = New System.Drawing.Font("Microsoft Sans Serif", 9.75!, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, CType(0, Byte))
     Me.radHello.Location = New System.Drawing.Point(16, 24)
     Me.radHello.Name = "radHello"
     Me.radHello.TabIndex = 0
     Me.radHello.Text = "Hello!"
     "
     "lblDisplay
     "
     Me.lblDisplay.Font = New System.Drawing.Font("Microsoft Sans Serif", 12.0!, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, CType(0, Byte))
     Me.lblDisplay.Location = New System.Drawing.Point(16, 184)
     Me.lblDisplay.Name = "lblDisplay"
     Me.lblDisplay.Size = New System.Drawing.Size(272, 40)
     Me.lblDisplay.TabIndex = 1
     Me.lblDisplay.Text = "Hello!"
     Me.lblDisplay.TextAlign = System.Drawing.ContentAlignment.MiddleCenter
     "
     "tbpMessage
     "
     Me.tbpMessage.Controls.AddRange(New System.Windows.Forms.Control() {Me.radGoodbye, Me.radHello})
     Me.tbpMessage.Location = New System.Drawing.Point(4, 22)
     Me.tbpMessage.Name = "tbpMessage"
     Me.tbpMessage.TabIndex = 2
     Me.tbpMessage.Text = "Message"
     "
     "radGoodbye
     "
     Me.radGoodbye.Font = New System.Drawing.Font("Microsoft Sans Serif", 9.75!, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, CType(0, Byte))
     Me.radGoodbye.Location = New System.Drawing.Point(16, 64)
     Me.radGoodbye.Name = "radGoodbye"
     Me.radGoodbye.TabIndex = 1
     Me.radGoodbye.Text = "Goodbye!"
     "
     "tbpAbout
     "
     Me.tbpAbout.Controls.AddRange(New System.Windows.Forms.Control() {Me.lblMessage})
     Me.tbpAbout.Location = New System.Drawing.Point(4, 22)
     Me.tbpAbout.Name = "tbpAbout"
     Me.tbpAbout.TabIndex = 3
     Me.tbpAbout.Text = "About"
     "
     "lblMessage
     "
     Me.lblMessage.Font = New System.Drawing.Font("Microsoft Sans Serif", 14.25!, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, CType(0, Byte))
     Me.lblMessage.Location = New System.Drawing.Point(16, 16)
     Me.lblMessage.Name = "lblMessage"
     Me.lblMessage.Size = New System.Drawing.Size(248, 104)
     Me.lblMessage.TabIndex = 0
     Me.lblMessage.Text = "Tabs are used to organize controls and conserve screen space."
     "
     "radSize16
     "
     Me.radSize16.Font = New System.Drawing.Font("Microsoft Sans Serif", 9.75!, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, CType(0, Byte))
     Me.radSize16.Location = New System.Drawing.Point(16, 64)
     Me.radSize16.Name = "radSize16"
     Me.radSize16.TabIndex = 1
     Me.radSize16.Text = "16 point"
     "
     "tbpColor
     "
     Me.tbpColor.Controls.AddRange(New System.Windows.Forms.Control() {Me.radGreen, Me.radRed, Me.radBlack})
     Me.tbpColor.Location = New System.Drawing.Point(4, 22)
     Me.tbpColor.Name = "tbpColor"
     Me.tbpColor.TabIndex = 0
     Me.tbpColor.Text = "Color"
     "
     "radGreen
     "
     Me.radGreen.Font = New System.Drawing.Font("Microsoft Sans Serif", 9.75!, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, CType(0, Byte))
     Me.radGreen.Location = New System.Drawing.Point(16, 104)
     Me.radGreen.Name = "radGreen"
     Me.radGreen.TabIndex = 2
     Me.radGreen.Text = "Green"
     "
     "radRed
     "
     Me.radRed.Font = New System.Drawing.Font("Microsoft Sans Serif", 9.75!, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, CType(0, Byte))
     Me.radRed.Location = New System.Drawing.Point(16, 64)
     Me.radRed.Name = "radRed"
     Me.radRed.TabIndex = 1
     Me.radRed.Text = "Red"
     "
     "radBlack
     "
     Me.radBlack.Font = New System.Drawing.Font("Microsoft Sans Serif", 9.75!, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, CType(0, Byte))
     Me.radBlack.Location = New System.Drawing.Point(16, 24)
     Me.radBlack.Name = "radBlack"
     Me.radBlack.TabIndex = 0
     Me.radBlack.Text = "Black"
     "
     "tbcTextOptions
     "
     Me.tbcTextOptions.Controls.AddRange(New System.Windows.Forms.Control() {Me.tbpColor, Me.tbpSize, Me.tbpMessage, Me.tbpAbout})
     Me.tbcTextOptions.Location = New System.Drawing.Point(8, 8)
     Me.tbcTextOptions.Name = "tbcTextOptions"
     Me.tbcTextOptions.SelectedIndex = 0
     Me.tbcTextOptions.Size = New System.Drawing.Size(280, 168)
     Me.tbcTextOptions.TabIndex = 0
     "
     "tbpSize
     "
     Me.tbpSize.Controls.AddRange(New System.Windows.Forms.Control() {Me.radSize20, Me.radSize16, Me.radSize12})
     Me.tbpSize.Location = New System.Drawing.Point(4, 22)
     Me.tbpSize.Name = "tbpSize"
     Me.tbpSize.TabIndex = 1
     Me.tbpSize.Text = "Size"
     "
     "FrmTabs
     "
     Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13)
     Me.ClientSize = New System.Drawing.Size(292, 229)
     Me.Controls.AddRange(New System.Windows.Forms.Control() {Me.lblDisplay, Me.tbcTextOptions})
     Me.Name = "FrmTabs"
     Me.Text = "Using Tabs"
     Me.tbpMessage.ResumeLayout(False)
     Me.tbpAbout.ResumeLayout(False)
     Me.tbpColor.ResumeLayout(False)
     Me.tbcTextOptions.ResumeLayout(False)
     Me.tbpSize.ResumeLayout(False)
     Me.ResumeLayout(False)
  End Sub

1. End Region

  " event handler for black color radio button
  Private Sub radBlack_CheckedChanged _
     (ByVal sender As System.Object, ByVal e As System.EventArgs) _
     Handles radBlack.CheckedChanged
     lblDisplay.ForeColor = Color.Black
  End Sub 
  
  Private Sub radRed_CheckedChanged _
     (ByVal sender As System.Object, ByVal e As System.EventArgs) _
     Handles radRed.CheckedChanged
     lblDisplay.ForeColor = Color.Red
  End Sub 
  
  Private Sub radGreen_CheckedChanged _
     (ByVal sender As System.Object, ByVal e As System.EventArgs) _
     Handles radGreen.CheckedChanged
     lblDisplay.ForeColor = Color.Green
  End Sub 
  
  Private Sub radSize12_CheckedChanged( _
     ByVal sender As System.Object, ByVal e As System.EventArgs) _
     Handles radSize12.CheckedChanged
     lblDisplay.Font = New Font("Microsoft Sans Serif", 12)
  End Sub 
  Private Sub radSize16_CheckedChanged _
     (ByVal sender As System.Object, ByVal e As System.EventArgs) _
     Handles radSize16.CheckedChanged
     lblDisplay.Font = New Font("Microsoft Sans Serif", 16)
  End Sub 
  Private Sub radSize20_CheckedChanged _
     (ByVal sender As System.Object, ByVal e As System.EventArgs) _
     Handles radSize20.CheckedChanged
     lblDisplay.Font = New Font("Microsoft Sans Serif", 20)
  End Sub 
  Private Sub radHello_CheckedChanged _
     (ByVal sender As System.Object, ByVal e As System.EventArgs) _
     Handles radHello.CheckedChanged
     lblDisplay.Text = "Microsoft Sans Serif"
  End Sub
  
  Private Sub radGoodbye_CheckedChanged _
     (ByVal sender As System.Object, ByVal e As System.EventArgs) _
     Handles radGoodbye.CheckedChanged
     lblDisplay.Text = "Font Size 20"
  End Sub 

End Class</source>