xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
x:Class="Canvas_Positioning_Properties.Window1"
Title="Canvas Positioning Properties">
A TextBlock.
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//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
Namespace Canvas_Positioning_Properties
Public Partial Class Window1
Inherits Window
Public Sub ChangeTop(sender As Object, args As SelectionChangedEventArgs)
Dim li3 As ListBoxItem = TryCast(TryCast(sender, ListBox).SelectedItem, ListBoxItem)
Dim myLengthConverter As New LengthConverter()
Dim db3 As [Double] = CType(myLengthConverter.ConvertFromString(li3.Content.ToString()), [Double])
Canvas.SetTop(text1, db3)
Console.WriteLine(myLengthConverter.ConvertToString(Canvas.GetTop(text1)))
End Sub
End Class
End Namespace