Mega Code Archive

 
Categories / VB.Net Tutorial / WPF
 

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