Store the variable in the application and get it back : Application « Windows Presentation Foundation « VB.Net






Store the variable in the application and get it back

Store the variable in the application and get it back
     

<Window x:Class="BookApp.Window1"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    Title="BookApp" Height="300" Width="300">
    <Grid>
      <Button Click="MyClickEvent" 
        VerticalAlignment="Top" 
        HorizontalAlignment="Stretch" 
        Grid.Column="0" 
        Grid.ColumnSpan="1" 
        Grid.Row="0" 
        Grid.RowSpan="1"
        Name="btnGo">Go</Button>
    </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 BookApp
  Public Partial Class Window1
    Inherits System.Windows.Window
    Public Sub New()
      InitializeComponent()

      Dim x As New Book()
      x.author = "Author"
      x.title = "Title"
      x.price = CDec(9.99)


      Application.Current.Properties("Book") = x
    End Sub

    Private Sub MyClickEvent(sender As Object, e As RoutedEventArgs)
      Dim y As Book = DirectCast(Application.Current.Properties("Book"), Book)

      MessageBox.Show(y.title, y.author, MessageBoxButton.OK, MessageBoxImage.Hand)
    End Sub

  End Class

  Public Class Book
    Public price As Decimal
    Public title As String
    Public author As String
  End Class

End Namespace

   
    
    
    
    
  








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