Imports System.Drawing
Imports System.Drawing.Drawing2D
Imports System.Windows.Forms
public class ComboBoxSelectionEventAddValue
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 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 ComboBox1 As System.Windows.Forms.ComboBox
Friend WithEvents TextBox1 As System.Windows.Forms.TextBox
<System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
Me.ComboBox1 = New System.Windows.Forms.ComboBox
Me.TextBox1 = New System.Windows.Forms.TextBox
Me.SuspendLayout()
'
'ComboBox1
'
Me.ComboBox1.Location = New System.Drawing.Point(72, 72)
Me.ComboBox1.Name = "ComboBox1"
Me.ComboBox1.Size = New System.Drawing.Size(121, 21)
Me.ComboBox1.TabIndex = 0
Me.ComboBox1.Text = "ComboBox1"
'
'TextBox1
'
Me.TextBox1.Location = New System.Drawing.Point(16, 168)
Me.TextBox1.Name = "TextBox1"
Me.TextBox1.Size = New System.Drawing.Size(256, 20)
Me.TextBox1.TabIndex = 2
Me.TextBox1.Text = ""
'
'Form1
'
Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13)
Me.ClientSize = New System.Drawing.Size(292, 273)
Me.Controls.Add(Me.TextBox1)
Me.Controls.Add(Me.ComboBox1)
Me.Name = "Form1"
Me.Text = "Form1"
Me.ResumeLayout(False)
End Sub
#End Region
Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
For i As Integer = 0 To 10
ComboBox1.Items.Add("Item " + i.ToString())
Next
ComboBox1.Text = "Choose one..."
End Sub
Private Sub ComboBox1_SelectedIndexChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles ComboBox1.SelectedIndexChanged
Dim intSelectedIndex As Integer
intSelectedIndex = ComboBox1.SelectedIndex
Dim objSelectedItem As Object
objSelectedItem = ComboBox1.SelectedItem
TextBox1.Text = "Item's index: " & intSelectedIndex & _
". Item's text: " & objSelectedItem.ToString()
End Sub
End Class
|