ListBox.Items.Add : ListBox « System.Windows.Forms « VB.Net by API

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VB.Net Tutorial
VB.Net by API » System.Windows.Forms » ListBox 
ListBox.Items.Add
  



Imports System
Imports System.Drawing
Imports System.Windows.Forms

Public Class MainClass

   Shared Sub Main()
        Dim myform As Form = New FrmCheckedListBox()
        Application.Run(myform)

   End Sub ' Main

End Class

Public Class FrmCheckedListBox
   Inherits 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

   ' list of available book titles
   Friend WithEvents chklstInput As CheckedListBox

   ' user selection list
   Friend WithEvents lstDisplay As ListBox

   'Required by the Windows Form Designer
   Private components As System.ComponentModel.Container

   '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.chklstInput = New System.Windows.Forms.CheckedListBox()
      Me.lstDisplay = New System.Windows.Forms.ListBox()
      Me.SuspendLayout()
      '
      'chklstInput
      '
      Me.chklstInput.HorizontalScrollbar = True
      Me.chklstInput.Items.AddRange(New Object() {"C++""Java""VB""C#""Perl""Python HTP""C""SQL"})
      Me.chklstInput.Location = New System.Drawing.Point(1616)
      Me.chklstInput.Name = "chklstInput"
      Me.chklstInput.Size = New System.Drawing.Size(152124)
      Me.chklstInput.TabIndex = 1
      '
      'lstDisplay
      '
      Me.lstDisplay.Anchor = (System.Windows.Forms.AnchorStyles.Top Or System.Windows.Forms.AnchorStyles.Right)
      Me.lstDisplay.HorizontalScrollbar = True
      Me.lstDisplay.Location = New System.Drawing.Point(18416)
      Me.lstDisplay.Name = "lstDisplay"
      Me.lstDisplay.Size = New System.Drawing.Size(128121)
      Me.lstDisplay.TabIndex = 2
      '
      'FrmCheckedListBox
      '
      Me.AutoScaleBaseSize = New System.Drawing.Size(513)
      Me.ClientSize = New System.Drawing.Size(328157)
      Me.Controls.AddRange(New System.Windows.Forms.Control() {Me.lstDisplay, Me.chklstInput})
      Me.Name = "FrmCheckedListBox"
      Me.Text = "Checked List Box Test"
      Me.ResumeLayout(False)

   End Sub

#End Region

   Private Sub chklstInput_ItemCheck _
      (ByVal sender As System.Object, _
      ByVal e As System.Windows.Forms.ItemCheckEventArgs_
      Handles chklstInput.ItemCheck

      Dim item As String = chklstInput.SelectedItem

      If e.NewValue = CheckState.Checked Then
         lstDisplay.Items.Add(item)
      Else
         lstDisplay.Items.Remove(item)
      End If

   End Sub

End Class

   
    
  
Related examples in the same category
1.ListBox.DataSource
2.ListBox.DisplayMember
3.ListBox.DoDragDrop
4.ListBox.DoubleClick
5.ListBox.DragDrop
6.ListBox.DragEnter
7.ListBox.DragLeave
8.ListBox.DragOver
9.ListBox.DrawMode
10.ListBox.IndexFromPoint
11.ListBox.ItemHeight
12.ListBox.Items.Clear()
13.ListBox.Items.Remove
14.ListBox.Items.RemoveAt
15.ListBox.MeasureItem
16.ListBox.MouseDown
17.ListBox.PointToClient
18.ListBox.SelectedIndexChanged
19.ListBox.SelectedIndices
20.ListBox.SelectionMode
21.ListBox.SetSelected
22.ListBox.TopIndex
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