Gets or sets the child control hosted by the WindowsFormsHost element.
Assembly: WindowsFormsIntegration (in WindowsFormsIntegration.dll)
An attempt was made to assign a top-level form as the hosted control.
Only one child control can be hosted, butcan have any number of children.
The child control cannot be a top-level form.
A WindowsFormsHost element (or a possible subclass).
An element that specifies the hosted Windows Forms control. Specifying the custom control in markup usually requires an xmlns mapping, see XAML Namespaces and Namespace Mapping for WPF XAML.
Private Sub Window_Loaded(ByVal sender As Object, ByVal e As RoutedEventArgs) ' Create the interop host control. Dim host As New System.Windows.Forms.Integration.WindowsFormsHost() ' Create the ActiveX control. Dim axWmp As New AxWMPLib.AxWindowsMediaPlayer() ' Assign the ActiveX control as the host control's child. host.Child = axWmp ' Add the interop host control to the Grid ' control's collection of child controls. Me.grid1.Children.Add(host) ' Play a .wav file with the ActiveX control. axWmp.URL = "C:\Windows\Media\tada.wav" End Sub
Available since 3.0