Clear Controls : Xaml « Windows Presentation Foundation « VB.Net






Clear Controls

Clear Controls
     
<Page xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    x:Class="ElemCollMethods.Pane1"
    WindowTitle="UI Element Collection Methods Sample">
 <StackPanel>
    <TextBlock Name="txt" FontSize="16">UI Element Collection - Methods</TextBlock>

    <TabControl>
    
        <TabItem MouseLeftButtonUp="ClearButtons">
            <TabItem.Header>Clear Controls</TabItem.Header>
        </TabItem>
    </TabControl>
    <StackPanel Name="sp1"></StackPanel>

 </StackPanel>
</Page>

//File:Window.xaml.vb
Imports System
Imports System.Windows
Imports System.Windows.Controls
Imports System.Windows.Documents
Imports System.Windows.Navigation
Imports System.Windows.Shapes
Imports System.Windows.Data
Imports System.Windows.Input

Namespace ElemCollMethods

  Public Partial Class Pane1
    Inherits Page
    Private btn As System.Windows.Controls.Button, btn1 As System.Windows.Controls.Button, btn2 As System.Windows.Controls.Button, btn3 As System.Windows.Controls.Button


    Private Sub ClearButtons(sender As Object, e As MouseButtonEventArgs)
      sp1.Children.Clear()
      btn = New Button()
      btn.Content = "Click to clear"
      sp1.Children.Add(btn)
      AddHandler btn.Click, (AddressOf ClearControls)
      btn1 = New Button()
      btn1.Content = "Click to clear"
      sp1.Children.Add(btn1)
      AddHandler btn1.Click, (AddressOf ClearControls)
      btn2 = New Button()
      btn2.Content = "Click to clear"
      sp1.Children.Add(btn2)
      AddHandler btn2.Click, (AddressOf ClearControls)
      btn3 = New Button()
      btn3.Content = "Click to clear"
      sp1.Children.Add(btn3)
      AddHandler btn3.Click, (AddressOf ClearControls)
    End Sub

    Private Sub ClearControls(sender As Object, e As RoutedEventArgs)
      sp1.Children.Clear()
    End Sub
  End Class
End Namespace

   
    
    
    
    
  








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