Set and get data from Application.Current.Properties : Application « Windows Presentation Foundation « VB.Net Tutorial






<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" 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 = "A"
      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
WPF Set And Get Data From Application Current Properties








16.120.Application
16.120.1.Application Exit eventApplication Exit event
16.120.2.Store the variable in the application and get it backStore the variable in the application and get it back
16.120.3.Throw Application event from button click event handlerThrow Application event from button click event handler
16.120.4.Shut down the application in Window closing eventShut down the application in Window closing event
16.120.5.(ResourceDictionary)Application.LoadComponent(ResourceDictionary)Application.LoadComponent
16.120.6.Application.GetResourceStreamApplication.GetResourceStream
16.120.7.Get a handle to the current app and shut it downGet a handle to the current app and shut it down
16.120.8.Set and get data from Application.Current.PropertiesSet and get data from Application.Current.Properties
16.120.9.Using GetContentStreamUsing GetContentStream
16.120.10.Create and retrieve cookies from a Windows Presentation Foundation (WPF) application using SetCookie and GetCookie.Create and retrieve cookies from a Windows Presentation Foundation (WPF) application using SetCookie and GetCookie.