Mega Code Archive
Custom Tab
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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.CompilerServices.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.ComponentModel.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
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