Get mouse over index by mouse location : ListBox « GUI « VB.Net Tutorial

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VB.Net Tutorial » GUI » ListBox 
14.13.14.Get mouse over index by mouse location
Get mouse over index by mouse location
Imports System.Drawing
Imports System.Drawing.Drawing2D
Imports System.Windows.Forms

public class ListBoxMouseOverLocation
   public Shared Sub Main
        Application.Run(New Form1)
   End Sub
End class
Public Class Form1
    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 NothingThen
                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 ListBox1 As System.Windows.Forms.ListBox
    Friend WithEvents Button1 As System.Windows.Forms.Button
    Friend WithEvents TextBox1 As System.Windows.Forms.TextBox
    Friend WithEvents Label1 As System.Windows.Forms.Label
    <System.Diagnostics.DebuggerStepThrough()Private Sub InitializeComponent()
        Me.ListBox1 = New System.Windows.Forms.ListBox()
        Me.Button1 = New System.Windows.Forms.Button()
        Me.TextBox1 = New System.Windows.Forms.TextBox()
        Me.Label1 = New System.Windows.Forms.Label()
        Me.SuspendLayout()
        '
        'ListBox1
        '
        Me.ListBox1.Items.AddRange(New Object() {"Item0""Item1""Item2"})
        Me.ListBox1.Location = New System.Drawing.Point(888)
        Me.ListBox1.Name = "ListBox1"
        Me.ListBox1.Size = New System.Drawing.Size(336134)
        Me.ListBox1.TabIndex = 0
        '
        'Button1
        '
        Me.Button1.Location = New System.Drawing.Point(8232)
        Me.Button1.Name = "Button1"
        Me.Button1.TabIndex = 1
        Me.Button1.Text = "Populate"
        '
        'TextBox1
        '
        Me.TextBox1.Location = New System.Drawing.Point(88232)
        Me.TextBox1.Name = "TextBox1"
        Me.TextBox1.ReadOnly = True
        Me.TextBox1.Size = New System.Drawing.Size(25620)
        Me.TextBox1.TabIndex = 2
        Me.TextBox1.Text = ""
        '
        'Label1
        '
        Me.Label1.Location = New System.Drawing.Point(8264)
        Me.Label1.Name = "Label1"
        Me.Label1.Size = New System.Drawing.Size(33672)
        Me.Label1.TabIndex = 3

        '
        'Form1
        '
        Me.AutoScaleBaseSize = New System.Drawing.Size(513)
        Me.ClientSize = New System.Drawing.Size(352341)
        Me.Controls.AddRange(New System.Windows.Forms.Control() {Me.Label1, Me.TextBox1, Me.Button1, Me.ListBox1})
        Me.Name = "Form1"
        Me.Text = "Lab 5.3 HitTest"
        Me.ResumeLayout(False)

    End Sub

#End Region
    Private Sub ListBox1_MouseMove(ByVal sender As Object, _
    ByVal e As System.Windows.Forms.MouseEventArgs_
    Handles ListBox1.MouseMove

        Dim As System.Drawing.Graphics = Graphics.FromHwnd(Me.Handle)
        Dim item As String
        item = ListBox1.IndexFromPoint(New Point(e.X, e.Y))

        If item >= Then 'mouse is over an item
            TextBox1.Text = "Hittest Index:" & item & " is a " & ListBox1.Items(item).GetType.ToString()
        End If
    End Sub

End Class
14.13.ListBox
14.13.1.Add value to ListBoxAdd value to ListBox
14.13.2.Add, remove and clear list box itemsAdd, remove and clear list box items
14.13.3.Use popup menu to add and delete ListBox itemUse popup menu to add and delete ListBox item
14.13.4.ListBox selection eventListBox selection event
14.13.5.Multiple SelectionsMultiple Selections
14.13.6.Get selected Items in a ListBoxGet selected Items in a ListBox
14.13.7.Set selected item in a ListBoxSet selected item in a ListBox
14.13.8.Get selected indices in a ListBox
14.13.9.Get selected item in a ListBox selection eventGet selected item in a ListBox selection event
14.13.10.Owner draw ListBoxOwner draw ListBox
14.13.11.Owner draw ListBox fixedOwner draw ListBox fixed
14.13.12.ListBox double click eventListBox double click event
14.13.13.MultiColumn ListBoxMultiColumn ListBox
14.13.14.Get mouse over index by mouse locationGet mouse over index by mouse location
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