ListBox Selected Index, Item, Value : ListBox « Windows Presentation Foundation « VB.Net

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

ListBox Selected Index, Item, Value

  

<Window x:Class="WpfApplication1.MainWindow"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    Title="WpfApplication1" Height="399" Width="320" WindowStartupLocation="CenterScreen">
    <StackPanel xmlns:CorLib = "clr-namespace:System;assembly=mscorlib">
    <ListBox Name = "dataList"/>
    <ListBox Name = "lstColors">
      <StackPanel Orientation ="Horizontal" Tag ="Yellow">
        <Ellipse Fill ="Yellow" Height ="50" Width ="50"/>
        <Label FontSize ="20" HorizontalAlignment="Center"
          VerticalAlignment="Center">Yellow</Label>
      </StackPanel>
      <StackPanel Orientation ="Horizontal" Tag ="Blue">
        <Ellipse Fill ="Blue" Height ="50" Width ="50"/>
        <Label FontSize ="20" HorizontalAlignment="Center"
          VerticalAlignment="Center">Blue</Label>
      </StackPanel>
      <StackPanel Orientation ="Horizontal" Tag ="Green">
        <Ellipse Fill ="Green" Height ="50" Width ="50"/>
        <Label FontSize ="20" HorizontalAlignment="Center"
          VerticalAlignment="Center">Green</Label>
      </StackPanel>
    </ListBox>
    <Button Name ="btnGetGameSystem" Click ="btnGetGameSystem_Click">
      Video
    </Button>
    <Button Name ="btnGetColor" Click ="btnGetColor_Click">
      Get Color
    </Button>
  </StackPanel>
</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 WpfApplication1
  Public Partial Class MainWindow
    Inherits System.Windows.Window

    Public Sub New()
      InitializeComponent()
      dataList.Items.Add("A")
      dataList.Items.Add("B")
      dataList.Items.Add("C")
      dataList.Items.Add("D")
      dataList.Items.Add("E")
    End Sub
    Protected Sub btnGetGameSystem_Click(sender As Object, args As RoutedEventArgs)
      Console.WriteLine(dataList.SelectedIndex)
      Console.WriteLine(dataList.SelectedItem)
      Console.WriteLine(dataList.SelectedValue)
    End Sub

    Protected Sub btnGetColor_Click(sender As Object, args As RoutedEventArgs)
      Console.WriteLine(TryCast(lstColors.Items(lstColors.SelectedIndex), StackPanel).Tag)
    End Sub
  End Class
End Namespace

   
    
  

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