Handle a Button Click with Shared button click handler

    

<Window x:Class="WpfApplication1.Window1"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    Title="WPF" Height="200" Width="200">
    <StackPanel>
        <Button Click="SharedButtonClickHandler" Height="23" Margin="10" 
                Name="button1" Width="75">Button One</Button>
        <Button Click="SharedButtonClickHandler" Height="23" Margin="10" 
                Name="button2" Width="75">Button Two</Button>
        <Button Click="SharedButtonClickHandler" Height="23" Margin="10" 
                Name="button3" Width="75">Button Three</Button>
    </StackPanel>
</Window>
//File:Window.xaml.vb
Imports System.Windows
Imports System.Windows.Controls

Namespace WpfApplication1
  Public Partial Class Window1
    Inherits Window
    Public Sub New()
      InitializeComponent()
    End Sub

    Private Sub SharedButtonClickHandler(sender As Object, e As RoutedEventArgs)
      Dim source As Button = TryCast(e.OriginalSource, Button)

      If source IsNot Nothing Then
        MessageBox.Show("You pressed " & source.Name, Title)
      End If
    End Sub
  End Class
End Namespace

1.	Get event sender from event
2.	Handle the ContentRendered event
3.	Find source element of an element in event handler by casting
4.	Add an event handler to an element using code
5.	Halting event routing with Handled
6.	Security Exception
7.	Throw Handled Exception
8.	Check handler event sender
9.	Do event based on button name
10.	Add event handler to StackPanel in StackPanel resource
11.	Add a PropertyChangedValueCallback to Any Dependency Property
12.	DispatcherTimer and EventHandler
13.	Thumb DragStarted and DragCompleted event handler
14.	Set interval and event handler for DispatcherTimer
15.	Get the event sender name
16.	Event firing sequence
17.	Cancel event by setting CanExecute and Handled to false
18.	Event sender, event source and event original source
19.	Cast event sender to a control
20.	Fire an event when an element gains and loses focus.

Handle a Button Click with Shared button click handler : Event « Windows Presentation Foundation « VB.Net

Related examples in the same category