Customize ListBox Font and Item Height

 
Imports System
Imports System.ComponentModel
Imports System.Windows.Forms
Imports System.Data
Imports System.Configuration
Imports System.Drawing
Imports System.Drawing.Drawing2D
Imports System.Drawing.Text

Public Class MainClass
    
    Shared Sub Main()
        
        Dim myform As Form = New OwnerDrawnVariableListBox()
        Application.Run(myform)
    End Sub
End Class


Public Class OwnerDrawnVariableListBox
    Inherits System.Windows.Forms.Form

#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.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.
    Friend WithEvents listBox2 As System.Windows.Forms.ListBox
    <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
        Me.listBox2 = New System.Windows.Forms.ListBox()
        Me.SuspendLayout()
        '
        'listBox2
        '
        Me.listBox2.DrawMode = System.Windows.Forms.DrawMode.OwnerDrawVariable
        Me.listBox2.Items.AddRange(New Object() {"A", "B", "C"})
        Me.listBox2.Location = New System.Drawing.Point(6, 37)
        Me.listBox2.Name = "listBox2"
        Me.listBox2.Size = New System.Drawing.Size(280, 192)
        Me.listBox2.TabIndex = 5
        '
        'OwnerDrawnVariableListBox
        '
        Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13)
        Me.ClientSize = New System.Drawing.Size(292, 266)
        Me.Controls.AddRange(New System.Windows.Forms.Control() {Me.listBox2})
        Me.Name = "OwnerDrawnVariableListBox"
        Me.Text = "OwnerDrawnVariableListBox"
        Me.ResumeLayout(False)

    End Sub

#End Region

    Private Sub listBox2_DrawItem(ByVal sender As Object, ByVal e As System.Windows.Forms.DrawItemEventArgs) Handles listBox2.DrawItem
        e.DrawBackground()
        Dim textFont As Font
        If e.Index Mod 2 = 0 Then
            textFont = New Font(e.Font.FontFamily, e.Font.Size * 2)
        Else
            textFont = e.Font
        End If

        e.Graphics.DrawString(listBox2.Items(e.Index).ToString(), textFont, New SolidBrush(e.ForeColor), RectangleF.op_Implicit(e.Bounds))
        e.DrawFocusRectangle()
    End Sub

    Private Sub listBox2_MeasureItem(ByVal sender As Object, ByVal e As System.Windows.Forms.MeasureItemEventArgs) Handles listBox2.MeasureItem
        If e.Index Mod 2 = 0 Then
            e.ItemHeight = e.ItemHeight * 2
        End If
    End Sub
End Class

1.	Toggling list box Selection Mode: select one or select more than one
2.	Draw selected Item in ListBox
3.	Owner Draw ListBox
4.	Add Item to ListBox
5.	Add Item to a List Box by clicking a Button
6.	Get Selected Item from ListBox
7.	Add, remove and clear list box items
8.	List Box and Spinner Demo
9.	Drag and drop between two ListBox
10.	Set ListBox TopIndex
11.	Enum Binding

Customize ListBox Font and Item Height : ListBox « GUI « VB.Net

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