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

TabControl.Alignment

<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>

TabControl.Appearance

<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>

TabControl.DrawItem

<source lang="vbnet"> Imports System Imports System.Data Imports System.Windows.Forms Imports System.Drawing Imports System.Data.SqlClient public class MainClass

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

End Class

Public Class Form1

   Private Sub tabProject_DrawItem(ByVal sender As Object, _
    ByVal e As System.Windows.Forms.DrawItemEventArgs) Handles tabProject.DrawItem
       Dim rect As Rectangle = e.Bounds
       If (e.State And DrawItemState.Selected) = DrawItemState.Selected Then
           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
       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
       If (e.State And DrawItemState.Selected) = DrawItemState.Selected Then
           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>

TabControl.HotTrack

<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>

TabControl.ImageList

<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>

TabControl.Multiline

<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>

TabControl.Padding

<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>

TabControl.SelectedIndexChanged

<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>

TabControl.SizeMode

<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>

TabControl.TabPages

<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>