CheckBox List : ListBox « Windows Presentation Foundation « VB.Net

1. VB.Net
2. Windows Presentation Foundation
3. ListBox

CheckBox List

    

<Window x:Class="ClassicControls.CheckBoxList"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    Title="CheckBoxList" Height="300" Width="300">
  <Grid Margin="10">
    <Grid.RowDefinitions>
      <RowDefinition Height="*"></RowDefinition>
      <RowDefinition Height="Auto"></RowDefinition>
    </Grid.RowDefinitions>
    
    <ListBox Name="lst" SelectionChanged="lst_SelectionChanged" CheckBox.Click="lst_SelectionChanged" >
      <CheckBox Margin="3">Option 1</CheckBox>
      <CheckBox Margin="3">Option 2</CheckBox>
      <CheckBox Margin="3">Option 3</CheckBox>
    </ListBox>
    <StackPanel Grid.Row="1" Margin="0,10,0,0">
      <Button Margin="0,10,0,0" Click="cmd_CheckAllItems">Examine All Items</Button>
    </StackPanel>
  </Grid>
</Window>
//File:Window.xaml.vb


Imports System
Imports System.Collections.Generic
Imports System.Text
Imports System.Windows
Imports System.Windows.Controls
Imports System.Windows.Data
Imports System.Windows.Documents
Imports System.Windows.Input
Imports System.Windows.Media
Imports System.Windows.Media.Imaging
Imports System.Windows.Shapes

Namespace ClassicControls
  Public Partial Class CheckBoxList
    Inherits System.Windows.Window
    Public Sub New()
      InitializeComponent()
    End Sub
    Private Sub lst_SelectionChanged(sender As Object, e As RoutedEventArgs)
      If TypeOf e.OriginalSource Is CheckBox Then
        lst.SelectedItem = e.OriginalSource
      End If

      If lst.SelectedItem Is Nothing Then
        Return
      End If
      Console.WriteLine(lst.SelectedIndex)
      Console.WriteLine(DirectCast(lst.SelectedItem, CheckBox).IsChecked)
    End Sub

    Private Sub cmd_CheckAllItems(sender As Object, e As RoutedEventArgs)
      For Each item As CheckBox In lst.Items
        If item.IsChecked = True Then

          Console.WriteLine((Convert.ToString(item.Content) & " is checked."))
        End If
      Next
    End Sub
  End Class
End Namespace

   
    
    
    
  

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